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Merge branch 'master' into send-receive-chat-from-js-api

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This commit is contained in:
Richard Alam 2012-10-25 19:33:38 +00:00
commit 317fbd602a
70 changed files with 9651 additions and 237 deletions
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120
bbb-lti/README.rst
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@ -1,3 +1,21 @@
#
# BigBlueButton open source conferencing system - http://www.bigbluebutton.org/
#
# Copyright (c) 2012 BigBlueButton Inc. and by respective authors (see below).
#
# This program is free software; you can redistribute it and/or modify it under the
# terms of the GNU Lesser General Public License as published by the Free Software
# Foundation; either version 3.0 of the License, or (at your option) any later
# version.
#
# BigBlueButton is distributed in the hope that it will be useful, but WITHOUT ANY
# WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A
# PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details.
#
# You should have received a copy of the GNU Lesser General Public License along
# with BigBlueButton; if not, see <http://www.gnu.org/licenses/>.
#
BigBlueButton LTI Integration
=============================
BigBlueButton is an open source web conferencing system that enables universities and colleges to deliver a high-quality learning experience to remote students.
@ -10,37 +28,39 @@ With this plugin you can
Development
=============
The plugin is a grails project that can be compiled using the bbb-web components installed in any BigBlueButton development environment.
bbb-lti is a grails project that can be compiled using the bbb-web components installed in any BigBlueButton development environment.
To generate the war file
grails clean
grails war
To generate the war file
grails clean
grails war
Deployment
=============
Place the war file into the tomcat webapps directory and restart tomcat
Place the war file into the tomcat webapps directory and restart tomcat
sudo cp lti-0.1.war /var/lib/tomcat6/webapps/lti.war
sudo cp lti-0.1.war /var/lib/tomcat6/webapps/lti.war
Configure the properties
Configure the properties
sudo vi /var/lib/tomcat6/webapps/lti/WEB-INF/classes/lti.properties
sudo vi /var/lib/tomcat6/webapps/lti/WEB-INF/classes/lti.properties
Edit the URL and Salt of the BigBlueButton server you are going to connect to
Edit the URL and Salt of the BigBlueButton server you are going to connect to
bigbluebuttonURL=http://yourbigbluebuttonserver.com/bigbluebutton
bigbluebuttonSalt=yoursalt
Edit the LTI basic information
bigbluebuttonURL=http://yourbigbluebuttonserver.com/bigbluebutton
ltiEndPoint=http://yourbigbluebuttonserver.com/lti/tool.xml
ltiConsumers=demo:welcome,consumer1:secret1
bigbluebuttonSalt=yoursalt
Edit the LTI basic information
Restart tomcat
ltiEndPoint=http://yourbigbluebuttonserver.com/lti/tool.xml
sudo service tomcat6 restart
ltiConsumers=demo:welcome,consumer1:secret1
Restart tomcat
When running on the BigBlueButton server, create the map to this new application on nginx
sudo service tomcat6 restart
When running on the BigBlueButton server, create the map to this new application on nginx
@ -61,36 +81,34 @@ Add a new external tool
The BigBlueButton roles are assigned according to the roles in the LMS.
MODERATOR
Faculty
urn:lti:instrole:ims/lis/Faculty
Instructor
urn:lti:instrole:ims/lis/Instructor
Mentor
urn:lti:instrole:ims/lis/Mentor
Administrator
urn:lti:instrole:ims/lis/Administrator
MODERATOR
-Faculty
-urn:lti:instrole:ims/lis/Faculty
-Instructor
-urn:lti:instrole:ims/lis/Instructor
-Mentor
-urn:lti:instrole:ims/lis/Mentor
-Administrator
-urn:lti:instrole:ims/lis/Administrator
ATTENDEE
Student
urn:lti:instrole:ims/lis/Student
Member
urn:lti:instrole:ims/lis/Member
Learner
urn:lti:instrole:ims/lis/Learner
Staff
urn:lti:instrole:ims/lis/Staff
Alumni
urn:lti:instrole:ims/lis/Alumni
ProspectiveStudent
urn:lti:instrole:ims/lis/ProspectiveStudent
Guest
urn:lti:instrole:ims/lis/Guest
Other
urn:lti:instrole:ims/lis/Other
Observer
urn:lti:instrole:ims/lis/Observer
None
urn:lti:instrole:ims/lis/None
ATTENDEE
-Student
-urn:lti:instrole:ims/lis/Student
-Member
-urn:lti:instrole:ims/lis/Member
-Learner
-urn:lti:instrole:ims/lis/Learner
-Staff
-urn:lti:instrole:ims/lis/Staff
-Alumni
-urn:lti:instrole:ims/lis/Alumni
-ProspectiveStudent
-urn:lti:instrole:ims/lis/ProspectiveStudent
-Guest
-urn:lti:instrole:ims/lis/Guest
-Other
-urn:lti:instrole:ims/lis/Other
-Observer
-urn:lti:instrole:ims/lis/Observer
-None
-urn:lti:instrole:ims/lis/None

18
bbb-lti/grails-app/conf/BootStrap.groovy
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@ -1,3 +1,21 @@
/*
BigBlueButton open source conferencing system - http://www.bigbluebutton.org/
Copyright (c) 2012 BigBlueButton Inc. and by respective authors (see below).
This program is free software; you can redistribute it and/or modify it under the
terms of the GNU Lesser General Public License as published by the Free Software
Foundation; either version 3.0 of the License, or (at your option) any later
version.
BigBlueButton is distributed in the hope that it will be useful, but WITHOUT ANY
WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A
PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public License along
with BigBlueButton; if not, see <http://www.gnu.org/licenses/>.
*/
class BootStrap {
def init = { servletContext ->

18
bbb-lti/grails-app/conf/Config.groovy
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@ -1,3 +1,21 @@
/*
BigBlueButton open source conferencing system - http://www.bigbluebutton.org/
Copyright (c) 2012 BigBlueButton Inc. and by respective authors (see below).
This program is free software; you can redistribute it and/or modify it under the
terms of the GNU Lesser General Public License as published by the Free Software
Foundation; either version 3.0 of the License, or (at your option) any later
version.
BigBlueButton is distributed in the hope that it will be useful, but WITHOUT ANY
WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A
PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public License along
with BigBlueButton; if not, see <http://www.gnu.org/licenses/>.
*/
// locations to search for config files that get merged into the main config
// config files can either be Java properties files or ConfigSlurper scripts

18
bbb-lti/grails-app/conf/DataSource.groovy
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@ -1,3 +1,21 @@
/*
BigBlueButton open source conferencing system - http://www.bigbluebutton.org/
Copyright (c) 2012 BigBlueButton Inc. and by respective authors (see below).
This program is free software; you can redistribute it and/or modify it under the
terms of the GNU Lesser General Public License as published by the Free Software
Foundation; either version 3.0 of the License, or (at your option) any later
version.
BigBlueButton is distributed in the hope that it will be useful, but WITHOUT ANY
WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A
PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public License along
with BigBlueButton; if not, see <http://www.gnu.org/licenses/>.
*/
dataSource {
pooled = true
driverClassName = "org.hsqldb.jdbcDriver"

18
bbb-lti/grails-app/conf/UrlMappings.groovy
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@ -1,3 +1,21 @@
/*
BigBlueButton open source conferencing system - http://www.bigbluebutton.org/
Copyright (c) 2012 BigBlueButton Inc. and by respective authors (see below).
This program is free software; you can redistribute it and/or modify it under the
terms of the GNU Lesser General Public License as published by the Free Software
Foundation; either version 3.0 of the License, or (at your option) any later
version.
BigBlueButton is distributed in the hope that it will be useful, but WITHOUT ANY
WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A
PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public License along
with BigBlueButton; if not, see <http://www.gnu.org/licenses/>.
*/
class UrlMappings {
static mappings = {
"/$controller/$action?/$id?"{

17
bbb-lti/grails-app/conf/lti.properties
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@ -1,4 +1,21 @@
#
# BigBlueButton open source conferencing system - http://www.bigbluebutton.org/
#
# Copyright (c) 2012 BigBlueButton Inc. and by respective authors (see below).
#
# This program is free software; you can redistribute it and/or modify it under the
# terms of the GNU Lesser General Public License as published by the Free Software
# Foundation; either version 3.0 of the License, or (at your option) any later
# version.
#
# BigBlueButton is distributed in the hope that it will be useful, but WITHOUT ANY
# WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A
# PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details.
#
# You should have received a copy of the GNU Lesser General Public License along
# with BigBlueButton; if not, see <http://www.gnu.org/licenses/>.
#
#
# These are the default properites for the BigBlueButton LTI interface
# BigBlueButton integration information

19
bbb-lti/grails-app/conf/spring/resources.groovy
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@ -1,4 +1,21 @@
// Place your Spring DSL code here
/*
BigBlueButton open source conferencing system - http://www.bigbluebutton.org/
Copyright (c) 2012 BigBlueButton Inc. and by respective authors (see below).
This program is free software; you can redistribute it and/or modify it under the
terms of the GNU Lesser General Public License as published by the Free Software
Foundation; either version 3.0 of the License, or (at your option) any later
version.
BigBlueButton is distributed in the hope that it will be useful, but WITHOUT ANY
WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A
PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public License along
with BigBlueButton; if not, see <http://www.gnu.org/licenses/>.
*/
beans = {
}

123
bbb-lti/grails-app/controllers/ToolController.groovy
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@ -1,22 +1,20 @@
/*
BigBlueButton - http://www.bigbluebutton.org
BigBlueButton open source conferencing system - http://www.bigbluebutton.org/
Copyright (c) 2008-2012 by respective authors (see below). All rights reserved.
Copyright (c) 2012 BigBlueButton Inc. and by respective authors (see below).
BigBlueButton is free software; you can redistribute it and/or modify it under the
terms of the GNU Lesser General Public License as published by the Free Software
Foundation; either version 2 of the License, or (at your option) any later
version.
This program is free software; you can redistribute it and/or modify it under the
terms of the GNU Lesser General Public License as published by the Free Software
Foundation; either version 3.0 of the License, or (at your option) any later
version.
BigBlueButton is distributed in the hope that it will be useful, but WITHOUT ANY
WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A
BigBlueButton is distributed in the hope that it will be useful, but WITHOUT ANY
WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A
PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public License along
with BigBlueButton; if not, If not, see <http://www.gnu.org/licenses/>.
Author: Jesus Federico <jesus@blindsidenetworks.com>
*/
You should have received a copy of the GNU Lesser General Public License along
with BigBlueButton; if not, see <http://www.gnu.org/licenses/>.
*/
import java.util.ArrayList
import java.util.HashMap
@ -60,38 +58,33 @@ class ToolController {
if (consumer != null) {
log.debug "Found consumer with key " + consumer.get("key") //+ " and sharedSecret " + consumer.get("secret")
if (checkValidSignature(request.getMethod().toUpperCase(), retrieveLtiEndpoint(), consumer.get("secret"), sanitizedParams, params.get(Parameter.OAUTH_SIGNATURE))) {
if (hasValidStudentId(params, consumer)) {
log.debug "The message has a valid signature."
String locale = params.get(Parameter.LAUNCH_LOCALE)
log.debug "Locale code =" + locale
String[] localeCodes = locale.split("_")
//Localize the default welcome message
if( localeCodes.length > 1 )
session['org.springframework.web.servlet.i18n.SessionLocaleResolver.LOCALE'] = new Locale(localeCodes[0], localeCodes[1])
else
session['org.springframework.web.servlet.i18n.SessionLocaleResolver.LOCALE'] = new Locale(localeCodes[0])
log.debug "Locale has been set to " + locale
String welcome = message(code: "bigbluebutton.welcome", args: ["\"{0}\"", "\"{1}\""])
log.debug "Localized default welcome message: [" + welcome + "]"
//String destinationURL = "http://www.bigbluebutton.org/"
String destinationURL = bigbluebuttonService.getJoinURL(params, welcome)
log.debug "redirecting to " + destinationURL
if( destinationURL != null ) {
success = true
redirect(url:destinationURL)
} else {
resultMessageKey = 'BigBlueButtonServerError'
resultMessage = "The join could not be completed"
log.debug resultMessage
}
log.debug "The message has a valid signature."
String locale = params.get(Parameter.LAUNCH_LOCALE)
locale = (locale == null || locale.equals("")?"en":locale)
log.debug "Locale code =" + locale
String[] localeCodes = locale.split("_")
//Localize the default welcome message
if( localeCodes.length > 1 )
session['org.springframework.web.servlet.i18n.SessionLocaleResolver.LOCALE'] = new Locale(localeCodes[0], localeCodes[1])
else
session['org.springframework.web.servlet.i18n.SessionLocaleResolver.LOCALE'] = new Locale(localeCodes[0])
log.debug "Locale has been set to " + locale
String welcome = message(code: "bigbluebutton.welcome", args: ["\"{0}\"", "\"{1}\""])
log.debug "Localized default welcome message: [" + welcome + "]"
//String destinationURL = "http://www.bigbluebutton.org/"
String destinationURL = bigbluebuttonService.getJoinURL(params, welcome)
log.debug "redirecting to " + destinationURL
if( destinationURL != null ) {
success = true
redirect(url:destinationURL)
} else {
resultMessageKey = 'InvalidStudentId'
resultMessage = "Can not determine user because of missing student id or email."
resultMessageKey = 'BigBlueButtonServerError'
resultMessage = "The join could not be completed"
log.debug resultMessage
}
} else {
@ -136,11 +129,6 @@ class ToolController {
}
def retrieveLtiEndpoint() {
String endPoint = ltiService.endPoint
return endPoint
}
def test = {
log.debug CONTROLLER_NAME + "#index"
@ -159,6 +147,11 @@ class ToolController {
}
private String retrieveLtiEndpoint() {
String endPoint = ltiService.endPoint
return endPoint
}
/**
* Assemble all parameters passed that is required to sign the request.
* @param the HTTP request parameters
@ -195,25 +188,6 @@ class ToolController {
hasAllParams = false;
}
if (! ((Map<String, String>)params).containsKey(Parameter.USER_ID) && ! ((Map<String, String>)params).containsKey(Parameter.CUSTOM_USER_ID)) {
if (! ((Map<String, String>)params).containsKey(Parameter.USER_EMAIL)) {
((ArrayList<String>)missingParams).add(Parameter.USER_EMAIL);
if (! ((Map<String, String>)params).containsKey(Parameter.USER_ID)) {
((ArrayList<String>)missingParams).add(Parameter.USER_ID);
} else {
((ArrayList<String>)missingParams).add(Parameter.CUSTOM_USER_ID);
}
hasAllParams = false;
}
}
if (! ((Map<String, String>)params).containsKey(Parameter.COURSE_ID)) {
((ArrayList<String>)missingParams).add(Parameter.COURSE_ID);
hasAllParams = false;
}
if (! ((Map<String, String>)params).containsKey(Parameter.OAUTH_SIGNATURE)) {
((ArrayList<String>)missingParams).add(Parameter.OAUTH_SIGNATURE);
hasAllParams = false;
@ -222,19 +196,6 @@ class ToolController {
return hasAllParams
}
private boolean hasValidStudentId(params, consumer) {
if (((Map<String, String>)params).containsKey(Parameter.USER_ID) || ((Map<String, String>)params).containsKey(Parameter.CUSTOM_USER_ID)) {
return true;
}
if (((Map<String, String>)params).containsKey(Parameter.USER_EMAIL)) {
((Map<String, String>)params).put(Parameter.USER_ID, ((Map<String, String>)consumer).get(Parameter.USER_EMAIL))
return true
}
return false
}
/**
* Check if the passed signature is valid.
* @param method - POST or GET method used to make the request

18
bbb-lti/grails-app/i18n/messages.properties
View File

@ -1 +1,19 @@
#
# BigBlueButton open source conferencing system - http://www.bigbluebutton.org/
#
# Copyright (c) 2012 BigBlueButton Inc. and by respective authors (see below).
#
# This program is free software; you can redistribute it and/or modify it under the
# terms of the GNU Lesser General Public License as published by the Free Software
# Foundation; either version 3.0 of the License, or (at your option) any later
# version.
#
# BigBlueButton is distributed in the hope that it will be useful, but WITHOUT ANY
# WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A
# PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details.
#
# You should have received a copy of the GNU Lesser General Public License along
# with BigBlueButton; if not, see <http://www.gnu.org/licenses/>.
#
bigbluebutton.welcome=<br>Welcome to <b>{0}</b>!<br><br>To understand how BigBlueButton works see our <a href=\"event:http://www.bigbluebutton.org/content/videos\"><u>tutorial videos</u></a>.<br><br>To join the audio bridge click the headset icon (upper-left hand corner). <b>Please use a headset to avoid causing noise for others.</b>

18
bbb-lti/grails-app/i18n/messages_es.properties
View File

@ -1 +1,19 @@
#
# BigBlueButton open source conferencing system - http://www.bigbluebutton.org/
#
# Copyright (c) 2012 BigBlueButton Inc. and by respective authors (see below).
#
# This program is free software; you can redistribute it and/or modify it under the
# terms of the GNU Lesser General Public License as published by the Free Software
# Foundation; either version 3.0 of the License, or (at your option) any later
# version.
#
# BigBlueButton is distributed in the hope that it will be useful, but WITHOUT ANY
# WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A
# PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details.
#
# You should have received a copy of the GNU Lesser General Public License along
# with BigBlueButton; if not, see <http://www.gnu.org/licenses/>.
#
bigbluebutton.welcome=<br>Bienvenido a <b>{0}</b>!<br><br>Para entender como funciona BigBlueButton consulte estos <a href=\"event:http://www.bigbluebutton.org/content/videos\"><u>videos tutoriales</u></a>.<br><br>Para activar el audio haga click en el icono de auricular (equina superior izquierda). <b>Por favor utilice auricular para evitar causar ruido.</b>

18
bbb-lti/grails-app/i18n/messages_fr.properties
View File

@ -1 +1,19 @@
#
# BigBlueButton open source conferencing system - http://www.bigbluebutton.org/
#
# Copyright (c) 2012 BigBlueButton Inc. and by respective authors (see below).
#
# This program is free software; you can redistribute it and/or modify it under the
# terms of the GNU Lesser General Public License as published by the Free Software
# Foundation; either version 3.0 of the License, or (at your option) any later
# version.
#
# BigBlueButton is distributed in the hope that it will be useful, but WITHOUT ANY
# WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A
# PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details.
#
# You should have received a copy of the GNU Lesser General Public License along
# with BigBlueButton; if not, see <http://www.gnu.org/licenses/>.
#
bigbluebutton.welcome=<br>Bienvenue au <b>{0}</b>!<br><br>Pour comprendre comment fonctionne BigBlueButton, consultez les <a href=\"event:http://www.bigbluebutton.org/content/videos\"><u>didacticiels vidéo</u></a>.<br><br>Pour activer l'audio cliquez sur l'icône du casque à écouteurs (coin supérieur gauche). <b>S'il vous plaît utiliser le casque pour éviter de causer du bruit.</b>

104
bbb-lti/grails-app/services/BigbluebuttonService.groovy
View File

@ -1,23 +1,20 @@
/*
BigBlueButton - http://www.bigbluebutton.org
BigBlueButton open source conferencing system - http://www.bigbluebutton.org/
Copyright (c) 2008-2012 by respective authors (see below). All rights reserved.
Copyright (c) 2012 BigBlueButton Inc. and by respective authors (see below).
BigBlueButton is free software; you can redistribute it and/or modify it under the
terms of the GNU Lesser General Public License as published by the Free Software
Foundation; either version 2 of the License, or (at your option) any later
version.
This program is free software; you can redistribute it and/or modify it under the
terms of the GNU Lesser General Public License as published by the Free Software
Foundation; either version 3.0 of the License, or (at your option) any later
version.
BigBlueButton is distributed in the hope that it will be useful, but WITHOUT ANY
WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A
BigBlueButton is distributed in the hope that it will be useful, but WITHOUT ANY
WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A
PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public License along
with BigBlueButton; if not, If not, see <http://www.gnu.org/licenses/>.
Author: Jesus Federico <jesus@blindsidenetworks.com>
*/
You should have received a copy of the GNU Lesser General Public License along
with BigBlueButton; if not, see <http://www.gnu.org/licenses/>.
*/
import java.io.BufferedReader;
import java.io.IOException;
@ -73,7 +70,6 @@ class BigbluebuttonService {
}
public String getJoinURL(params, welcome){
//Set the injected values
if( !url.equals(bbbProxy.url) && !url.equals("") ) bbbProxy.setUrl(url)
@ -82,12 +78,12 @@ class BigbluebuttonService {
String joinURL = null
String meetingName = getValidatedMeetingName(params.get(Parameter.RESOURCE_LINK_TITLE))
String meetingID = getValidatedMeetingId(params.get(Parameter.RESOURCE_LINK_ID), params.get(Parameter.COURSE_ID), params.get(Parameter.CONSUMER_ID))
String attendeePW = DigestUtils.shaHex("ap" + params.get(Parameter.RESOURCE_LINK_ID))
String moderatorPW = DigestUtils.shaHex("mp" + params.get(Parameter.RESOURCE_LINK_ID))
String meetingID = getValidatedMeetingId(params.get(Parameter.RESOURCE_LINK_ID), params.get(Parameter.CONSUMER_ID))
String attendeePW = DigestUtils.shaHex("ap" + params.get(Parameter.RESOURCE_LINK_ID) + params.get(Parameter.CONSUMER_ID))
String moderatorPW = DigestUtils.shaHex("mp" + params.get(Parameter.RESOURCE_LINK_ID) + params.get(Parameter.CONSUMER_ID))
String logoutURL = getValidatedLogoutURL(params.get(Parameter.LAUNCH_RETURN_URL))
boolean isModerator = Role.isModerator(params.get(Parameter.ROLES))
String userFullName = getValidatedUserFullName(params.get(Parameter.USER_FULL_NAME), isModerator)
boolean isModerator = params.get(Parameter.ROLES) != null? Role.isModerator(params.get(Parameter.ROLES)): true
String userFullName = getValidatedUserFullName(params, isModerator)
String courseTitle = getValidatedCourseTitle(params.get(Parameter.COURSE_TITLE))
String userID = getValidatedUserId(params.get(Parameter.USER_ID))
@ -125,16 +121,32 @@ class BigbluebuttonService {
return (meetingName == null || meetingName == "")? "Meeting": meetingName
}
private String getValidatedMeetingId(String meetingId, String courseId, String consumerId){
return DigestUtils.shaHex(meetingId + courseId + consumerId)
private String getValidatedMeetingId(String meetingId, String consumerId){
return DigestUtils.shaHex(meetingId + consumerId)
}
private String getValidatedLogoutURL(String logoutURL){
return (logoutURL == null)? "": logoutURL
}
private String getValidatedUserFullName(String userFullName, boolean isModerator){
return (userFullName == null || userFullName == "")? (isModerator? "Moderator" : "Attendee"): userFullName
private String getValidatedUserFullName(params, boolean isModerator){
String userFullName = params.get(Parameter.USER_FULL_NAME)
String userFirstName = params.get(Parameter.USER_FIRSTNAME)
String userLastName = params.get(Parameter.USER_LASTNAME)
if( userFullName == null || userFullName == "" ){
if( userFirstName != null && userFirstName != "" ){
userFullName = userFirstName
}
if( userLastName != null && userLastName != "" ){
userFullName = userFullName.length() > 0? " ": ""
userFullName += userLastName
}
if( userFullName == null || userFullName == "" ){
userFullName = isModerator? "Moderator" : "Attendee"
}
}
return userFullName
}
private String getValidatedCourseTitle(String courseTitle){
@ -231,7 +243,6 @@ class BigbluebuttonService {
log.debug("doAPICall.Exception: Message=" + e.getMessage());
}
}
/** Get all nodes under the specified element tag name as a Java map */
private Map<String, Object> getNodesAsMap(Document dom, String elementTagName) {
@ -240,37 +251,38 @@ class BigbluebuttonService {
}
private Map<String, Object> processNode(Node _node) {
Map<String, Object> map = new HashMap<String, Object>();
Map<String, Object> map = new LinkedHashMap<String, Object>();
NodeList responseNodes = _node.getChildNodes();
for (int i = 0; i < responseNodes.getLength(); i++) {
Node node = responseNodes.item(i);
String nodeName = node.getNodeName().trim();
if (node.getChildNodes().getLength() == 1
&& ( node.getChildNodes().item(0).getNodeType() == org.w3c.dom.Node.TEXT_NODE || node.getChildNodes().item(0).getNodeType() == org.w3c.dom.Node.CDATA_SECTION_NODE) ) {
if (node.getChildNodes().getLength() == 1 && node.getChildNodes().item(0).getNodeType() == org.w3c.dom.Node.TEXT_NODE) {
String nodeValue = node.getTextContent();
map.put(nodeName, nodeValue != null ? nodeValue.trim() : null);
} else if (node.getChildNodes().getLength() == 0
&& node.getNodeType() != org.w3c.dom.Node.TEXT_NODE
&& node.getNodeType() != org.w3c.dom.Node.CDATA_SECTION_NODE) {
} else if (node.getChildNodes().getLength() == 0 && node.getNodeType() != org.w3c.dom.Node.TEXT_NODE) {
map.put(nodeName, "");
} else if ( node.getChildNodes().getLength() >= 1
&& node.getChildNodes().item(0).getChildNodes().item(0).getNodeType() != org.w3c.dom.Node.TEXT_NODE
&& node.getChildNodes().item(0).getChildNodes().item(0).getNodeType() != org.w3c.dom.Node.CDATA_SECTION_NODE ) {
List<Object> list = new ArrayList<Object>();
for (int c = 0; c < node.getChildNodes().getLength(); c++) {
Node n = node.getChildNodes().item(c);
list.add(processNode(n));
}
map.put(nodeName, list);
} else {
map.put(nodeName, processNode(node));
if( !map.containsKey(nodeName) ) {
map.put(nodeName, processNode(node));
} else {
Object curObject = map.get(nodeName);
List<Object> list;
if( curObject.getClass().equals(LinkedHashMap.class) ){
list = new LinkedList<Object>();
list.add(curObject);
list.add(processNode(node));
map.remove(nodeName);
map.put(nodeName, list);
} else {
list = (List<Object>)curObject;
list.add(processNode(node));
}
}
}
}
return map;
}
}

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bbb-lti/grails-app/services/LtiService.groovy
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@ -1,22 +1,21 @@
/*
BigBlueButton - http://www.bigbluebutton.org
/*
BigBlueButton open source conferencing system - http://www.bigbluebutton.org/
Copyright (c) 2008-2012 by respective authors (see below). All rights reserved.
Copyright (c) 2012 BigBlueButton Inc. and by respective authors (see below).
BigBlueButton is free software; you can redistribute it and/or modify it under the
terms of the GNU Lesser General Public License as published by the Free Software
Foundation; either version 2 of the License, or (at your option) any later
version.
This program is free software; you can redistribute it and/or modify it under the
terms of the GNU Lesser General Public License as published by the Free Software
Foundation; either version 3.0 of the License, or (at your option) any later
version.
BigBlueButton is distributed in the hope that it will be useful, but WITHOUT ANY
WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A
PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details.
BigBlueButton is distributed in the hope that it will be useful, but WITHOUT ANY
WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A
PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public License along
with BigBlueButton; if not, If not, see <http://www.gnu.org/licenses/>.
Author: Jesus Federico <jesus@blindsidenetworks.com>
You should have received a copy of the GNU Lesser General Public License along
with BigBlueButton; if not, see <http://www.gnu.org/licenses/>.
*/
import java.util.Map;
import javax.crypto.spec.SecretKeySpec

18
bbb-lti/src/java/org/bigbluebutton/lti/Parameter.java
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@ -1,3 +1,21 @@
/*
BigBlueButton open source conferencing system - http://www.bigbluebutton.org/
Copyright (c) 2012 BigBlueButton Inc. and by respective authors (see below).
This program is free software; you can redistribute it and/or modify it under the
terms of the GNU Lesser General Public License as published by the Free Software
Foundation; either version 3.0 of the License, or (at your option) any later
version.
BigBlueButton is distributed in the hope that it will be useful, but WITHOUT ANY
WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A
PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public License along
with BigBlueButton; if not, see <http://www.gnu.org/licenses/>.
*/
package org.bigbluebutton.lti;
public class Parameter {

23
bbb-lti/src/java/org/bigbluebutton/lti/Role.java
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@ -1,22 +1,21 @@
/*
BigBlueButton - http://www.bigbluebutton.org
BigBlueButton open source conferencing system - http://www.bigbluebutton.org/
Copyright (c) 2008-2012 by respective authors (see below). All rights reserved.
Copyright (c) 2012 BigBlueButton Inc. and by respective authors (see below).
BigBlueButton is free software; you can redistribute it and/or modify it under the
terms of the GNU Lesser General Public License as published by the Free Software
Foundation; either version 2 of the License, or (at your option) any later
version.
This program is free software; you can redistribute it and/or modify it under the
terms of the GNU Lesser General Public License as published by the Free Software
Foundation; either version 3.0 of the License, or (at your option) any later
version.
BigBlueButton is distributed in the hope that it will be useful, but WITHOUT ANY
WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A
BigBlueButton is distributed in the hope that it will be useful, but WITHOUT ANY
WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A
PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public License along
with BigBlueButton; if not, If not, see <http://www.gnu.org/licenses/>.
You should have received a copy of the GNU Lesser General Public License along
with BigBlueButton; if not, see <http://www.gnu.org/licenses/>.
*/
Author: Jesus Federico <jesus@blindsidenetworks.com>
*/
package org.bigbluebutton.lti;
public class Role {

267
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/*
* $Header: /home/cvs/jakarta-commons/httpclient/src/java/org/apache/commons/httpclient/util/Attic/Base64.java,v 1.6.2.1 2004/02/22 18:21:16 olegk Exp $
* $Revision: 98512 $
* $Date: 2011-09-22 13:59:08 -0400 (Thu, 22 Sep 2011) $
*
* Copyright 1999-2004 The Apache Software Foundation
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.imsglobal.basiclti;
// package org.apache.commons.httpclient.util;
// import org.apache.commons.httpclient.HttpConstants;
/**
* Base64 encoder and decoder.
*
* This class provides encoding/decoding methods for the Base64 encoding as
* defined by RFC 2045, N. Freed and N. Borenstein. RFC 2045: Multipurpose
* Internet Mail Extensions (MIME) Part One: Format of Internet Message Bodies.
* Reference 1996. Available at:
* http://www.ietf.org/rfc/rfc2045.txt
*
*
* @author Jeffrey Rodriguez
* @author Mike Bowler
* @version $Revision: 98512 $ $Date: 2011-09-22 13:59:08 -0400 (Thu, 22 Sep 2011) $
*
*/
public final class Base64 {
/** */
private static final int BASELENGTH = 255;
/** */
private static final int LOOKUPLENGTH = 64;
/** */
private static final int TWENTYFOURBITGROUP = 24;
/** */
private static final int EIGHTBIT = 8;
/** */
private static final int SIXTEENBIT = 16;
/** */
private static final int SIXBIT = 6;
/** */
private static final int FOURBYTE = 4;
/** The sign bit as an int */
private static final int SIGN = -128;
/** The padding character */
private static final byte PAD = (byte) '=';
/** The alphabet */
private static final byte [] BASE64_ALPHABET = new byte[BASELENGTH];
/** The lookup alphabet */
private static final byte [] LOOKUP_BASE64_ALPHABET = new byte[LOOKUPLENGTH];
static {
for (int i = 0; i < BASELENGTH; i++) {
BASE64_ALPHABET[i] = -1;
}
for (int i = 'Z'; i >= 'A'; i--) {
BASE64_ALPHABET[i] = (byte) (i - 'A');
}
for (int i = 'z'; i >= 'a'; i--) {
BASE64_ALPHABET[i] = (byte) (i - 'a' + 26);
}
for (int i = '9'; i >= '0'; i--) {
BASE64_ALPHABET[i] = (byte) (i - '0' + 52);
}
BASE64_ALPHABET['+'] = 62;
BASE64_ALPHABET['/'] = 63;
for (int i = 0; i <= 25; i++) {
LOOKUP_BASE64_ALPHABET[i] = (byte) ('A' + i);
}
for (int i = 26, j = 0; i <= 51; i++, j++) {
LOOKUP_BASE64_ALPHABET[i] = (byte) ('a' + j);
}
for (int i = 52, j = 0; i <= 61; i++, j++) {
LOOKUP_BASE64_ALPHABET[i] = (byte) ('0' + j);
}
LOOKUP_BASE64_ALPHABET[62] = (byte) '+';
LOOKUP_BASE64_ALPHABET[63] = (byte) '/';
}
/**
* Create an instance.
*/
private Base64() {
// the constructor is intentionally private
}
/**
* Encodes hex octects into Base64
*
* @param binaryData Array containing binaryData
* @return Base64-encoded array
*/
public static byte[] encode(byte[] binaryData) {
int lengthDataBits = binaryData.length * EIGHTBIT;
int fewerThan24bits = lengthDataBits % TWENTYFOURBITGROUP;
int numberTriplets = lengthDataBits / TWENTYFOURBITGROUP;
byte encodedData[] = null;
if (fewerThan24bits != 0) { //data not divisible by 24 bit
encodedData = new byte[(numberTriplets + 1) * 4];
} else { // 16 or 8 bit
encodedData = new byte[numberTriplets * 4];
}
byte k = 0;
byte l = 0;
byte b1 = 0;
byte b2 = 0;
byte b3 = 0;
int encodedIndex = 0;
int dataIndex = 0;
int i = 0;
for (i = 0; i < numberTriplets; i++) {
dataIndex = i * 3;
b1 = binaryData[dataIndex];
b2 = binaryData[dataIndex + 1];
b3 = binaryData[dataIndex + 2];
l = (byte) (b2 & 0x0f);
k = (byte) (b1 & 0x03);
encodedIndex = i * 4;
byte val1 = ((b1 & SIGN) == 0) ? (byte) (b1 >> 2)
: (byte) ((b1) >> 2 ^ 0xc0);
byte val2 = ((b2 & SIGN) == 0) ? (byte) (b2 >> 4)
: (byte) ((b2) >> 4 ^ 0xf0);
byte val3 = ((b3 & SIGN) == 0) ? (byte) (b3 >> 6)
: (byte) ((b3) >> 6 ^ 0xfc);
encodedData[encodedIndex] = LOOKUP_BASE64_ALPHABET[val1];
encodedData[encodedIndex + 1] = LOOKUP_BASE64_ALPHABET[val2
| (k << 4)];
encodedData[encodedIndex + 2] = LOOKUP_BASE64_ALPHABET[(l << 2)
| val3];
encodedData[encodedIndex + 3] = LOOKUP_BASE64_ALPHABET[b3 & 0x3f];
}
// form integral number of 6-bit groups
dataIndex = i * 3;
encodedIndex = i * 4;
if (fewerThan24bits == EIGHTBIT) {
b1 = binaryData[dataIndex];
k = (byte) (b1 & 0x03);
byte val1 = ((b1 & SIGN) == 0) ? (byte) (b1 >> 2)
: (byte) ((b1) >> 2 ^ 0xc0);
encodedData[encodedIndex] = LOOKUP_BASE64_ALPHABET[val1];
encodedData[encodedIndex + 1] = LOOKUP_BASE64_ALPHABET[k << 4];
encodedData[encodedIndex + 2] = PAD;
encodedData[encodedIndex + 3] = PAD;
} else if (fewerThan24bits == SIXTEENBIT) {
b1 = binaryData[dataIndex];
b2 = binaryData[dataIndex + 1];
l = (byte) (b2 & 0x0f);
k = (byte) (b1 & 0x03);
byte val1 = ((b1 & SIGN) == 0) ? (byte) (b1 >> 2)
: (byte) ((b1) >> 2 ^ 0xc0);
byte val2 = ((b2 & SIGN) == 0) ? (byte) (b2 >> 4)
: (byte) ((b2) >> 4 ^ 0xf0);
encodedData[encodedIndex] = LOOKUP_BASE64_ALPHABET[val1];
encodedData[encodedIndex + 1] = LOOKUP_BASE64_ALPHABET[val2
| (k << 4)];
encodedData[encodedIndex + 2] = LOOKUP_BASE64_ALPHABET[l << 2];
encodedData[encodedIndex + 3] = PAD;
}
return encodedData;
}
/**
* Decodes Base64 data into octects
*
* @param base64Data byte array containing Base64 data
* @return Array containing decoded data.
*/
public static byte[] decode(byte[] base64Data) {
// Should we throw away anything not in base64Data ?
// handle the edge case, so we don't have to worry about it later
if (base64Data.length == 0) {
return new byte[0];
}
int numberQuadruple = base64Data.length / FOURBYTE;
byte decodedData[] = null;
byte b1 = 0, b2 = 0, b3 = 0, b4 = 0, marker0 = 0, marker1 = 0;
int encodedIndex = 0;
int dataIndex = 0;
{
// this block sizes the output array properly - rlw
int lastData = base64Data.length;
// ignore the '=' padding
while (base64Data[lastData - 1] == PAD) {
if (--lastData == 0) { return new byte[0]; }
}
decodedData = new byte[lastData - numberQuadruple];
}
for (int i = 0; i < numberQuadruple; i++) {
dataIndex = i * 4;
marker0 = base64Data[dataIndex + 2];
marker1 = base64Data[dataIndex + 3];
b1 = BASE64_ALPHABET[base64Data[dataIndex]];
b2 = BASE64_ALPHABET[base64Data[dataIndex + 1]];
if (marker0 != PAD && marker1 != PAD) { //No PAD e.g 3cQl
b3 = BASE64_ALPHABET[marker0];
b4 = BASE64_ALPHABET[marker1];
decodedData[encodedIndex] = (byte) (b1 << 2 | b2 >> 4);
decodedData[encodedIndex + 1] = (byte) (((b2 & 0xf) << 4)
| ((b3 >> 2) & 0xf));
decodedData[encodedIndex + 2] = (byte) (b3 << 6 | b4);
} else if (marker0 == PAD) { //Two PAD e.g. 3c[Pad][Pad]
decodedData[encodedIndex] = (byte) (b1 << 2 | b2 >> 4) ;
} else if (marker1 == PAD) { //One PAD e.g. 3cQ[Pad]
b3 = BASE64_ALPHABET[marker0];
decodedData[encodedIndex] = (byte) (b1 << 2 | b2 >> 4);
decodedData[encodedIndex + 1] = (byte) (((b2 & 0xf) << 4)
| ((b3 >> 2) & 0xf));
}
encodedIndex += 3;
}
return decodedData;
}
}

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/*
* Copyright (c) 2008 IMS GLobal Learning Consortium
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
* implied. See the License for the specific language governing
* permissions and limitations under the License.
*/
package org.imsglobal.basiclti;
public class BasicLTIConstants {
/**
* context_id=8213060-006f-27b2066ac545
* <p>
* This is an opaque identifier that uniquely identifies the context that
* contains the link being launched.
*/
public static final String CONTEXT_ID = "context_id";
/**
* context_label=SI182
* <p>
* A label for the context - intended to fit in a column.
*/
public static final String CONTEXT_LABEL = "context_label";
/**
* context_title=Design of Personal Environments
* <p>
* A title of the context - it should be about the length of a line.
*/
public static final String CONTEXT_TITLE = "context_title";
/**
* context_type=CourseSection
* <p>
* This string is a comma-separated list of URN values that identify the type
* of context. At a minimum, the list MUST include a URN value drawn from the
* LIS vocabulary (see Appendix A). The assumed namespace of these URNs is the
* LIS vocabulary so TCs can use the handles when the intent is to refer to an
* LIS context type. If the TC wants to include a context type from another
* namespace, a fully-qualified URN should be used.
*/
public static final String CONTEXT_TYPE = "context_type";
public static final String CONTEXT_TYPE_COURSE_OFFERING = "CourseOffering";
public static final String CONTEXT_TYPE_COURSE_SECTION = "CourseSection";
public static final String CONTEXT_TYPE_COURSE_TEMPLATE = "CourseTemplate";
public static final String CONTEXT_TYPE_GROUP = "GROUP";
/**
* ext_param=value
* <p>
* Systems can add their own values to the launch but should prefix
* any extensions with "ext_".
*/
public static final String EXTENSION_PREFIX = "ext_";
/**
* custom_keyname=value
* <p>
* The creator of a Basic LTI link can add custom key/value parameters to a
* launch which are to be included with the launch of the Basic LTI link. The
* Common Cartridge section below describes how these parameters are
* represented when storing custom parameters in a Common Cartridge.
* <p>
* When there are custom name / value parameters in the launch, a POST
* parameter is included for each custom parameter. The parameter names are
* mapped to lower case and any character that is neither a number nor letter
* in a parameter name is replaced with an "underscore". So if a custom entry
* was as follows:
* <p>
* Review:Chapter=1.2.56
* <p>
* Would map to: custom_review_chapter=1.2.56
* <p>
* Creators of Basic LTI links would be well served to limit their parameter
* names to lower case and to use no punctuation other than underscores. If
* these custom parameters are included in the Basic LTI link, the TC must
* include them in the launch data or the TP may fail to function.
*/
public static final String CUSTOM_PREFIX = "custom_";
/**
* Parameters with the OAuth prefix are also acceptible.
*/
public static final String OAUTH_PREFIX = "oauth_";
/**
* launch_presentation_document_target=iframe
* <p>
* The value should be either 'frame', 'iframe' or 'window'. This field
* communicates the kind of browser window/frame where the TC has launched the
* tool.
*/
public static final String LAUNCH_PRESENTATION_DOCUMENT_TARGET = "launch_presentation_document_target";
/**
* launch_presentation_height=240
* <p>
* The height of the window or frame where the content from the tool will be
* displayed.
*/
public static final String LAUNCH_PRESENTATION_HEIGHT = "launch_presentation_height";
/**
* launch_presentation_locale=en_US_variant
* <p>
* Language, country and variant separated by underscores. Language is the
* lower-case, two-letter code as defined by ISO-639 (list of codes available
* at http://www.ics.uci.edu/pub/ietf/http/related/iso639.txt). Country is the
* upper-case, two-letter code as defined by ISO-3166 (list of codes available
* at http://www.chemie.fu- berlin.de/diverse/doc/ISO_3166.html). Country and
* variant codes are optional.
*/
public static final String LAUNCH_PRESENTATION_LOCALE = "launch_presentation_locale";
/**
* launch_presentation_return_url=http://lmsng.school.edu/portal/123/page/988/
* <p>
* Fully qualified URL where the TP can redirect the user back to the TC interface. This
* URL can be used once the TP is finished or if the TP cannot start or has some
* technical difficulty. In the case of an error, the TP may add a parameter called
* lti_errormsg that includes some detail as to the nature of the error. The
* lti_errormsg value should make sense if displayed to the user. If the tool has
* displayed a message to the end user and only wants to give the TC a message to log,
* use the parameter lti_errorlog instead of lti_errormsg. If the tool is terminating
* normally, and wants a message displayed to the user it can include a text message as
* the lti_msg parameter to the return URL. If the tool is terminating normally and
* wants to give the TC a message to log, use the parameter lti_log. This data should be
* sent on the URL as a GET - so the TP should take care to keep the overall length of
* the parameters small enough to fit within the limitations of a GET request.
*/
public static final String LAUNCH_PRESENTATION_RETURN_URL = "launch_presentation_return_url";
/**
* launch_presentation_width=320
* <p>
* The width of the window or frame where the content from the tool will be
* displayed.
*/
public static final String LAUNCH_PRESENTATION_WIDTH = "launch_presentation_width";
/**
* launch_presentation_css_url=http://www.toolconsumer.url/path/to/lti.css
* <p>
* This points to a fully qualified URL for a CSS which can be used to style the tool.
* There are no officially defined CSS classes for this file, but the Consumer can
* apply styles to paragraphs, body, and the various HTML elements. It is up to the
* tool as to whether this CSS is used or not, and in what order this is included relative
* to the tool-specific CSS.
*/
public static final String LAUNCH_PRESENTATION_CSS_URL = "launch_presentation_css_url";
/**
* lis_person_contact_email_primary=user@school.edu
* <p>
* These fields contain information about the user account that is performing
* this launch. The names of these data items are taken from LIS. The precise
* meaning of the content in these fields is defined by LIS.
*/
public static final String LIS_PERSON_CONTACT_EMAIL_PRIMARY = "lis_person_contact_email_primary";
/**
* lis_person_name_family=Public
* <p>
* These fields contain information about the user account that is performing
* this launch. The names of these data items are taken from LIS. The precise
* meaning of the content in these fields is defined by LIS.
*/
public static final String LIS_PERSON_NAME_FAMILY = "lis_person_name_family";
/**
* lis_person_name_full=Jane Q. Public
* <p>
* These fields contain information about the user account that is performing
* this launch. The names of these data items are taken from LIS. The precise
* meaning of the content in these fields is defined by LIS.
*/
public static final String LIS_PERSON_NAME_FULL = "lis_person_name_full";
/**
* lis_person_name_given=Jane
* <p>
* These fields contain information about the user account that is performing
* this launch. The names of these data items are taken from LIS. The precise
* meaning of the content in these fields is defined by LIS.
*/
public static final String LIS_PERSON_NAME_GIVEN = "lis_person_name_given";
/**
* lis_person_sourcedid=school.edu:user
* <p>
* This field contains the LIS identifier for the user account that is
* performing this launch. The example syntax of "school:user"
* is not the required format – lis_person_sourcedid is simply a
* globally unique identifier (i.e., a normalized string). This field
* is optional and its content and meaning are defined by LIS.
*/
public static final String LIS_PERSON_SOURCEDID = "lis_person_sourcedid";
/**
* lis_course_offering_sourcedid=school.edu:SI182-F08 <br/>
* lis_course_section_sourcedid=school.edu:SI182-001-F08
* <p>
* These fields contain LIS course identifiers associated with the
* context of this launch. These fields are optional and their
* content and meaning are defined by LIS.
*/
public static final String LIS_COURSE_OFFERING_SOURCEDID = "lis_course_offering_sourcedid";
public static final String LIS_COURSE_SECTION_SOURCEDID = "lis_course_section_sourcedid";
/**
* lis_outcome_service_url=http://lmsng.school.edu/service/ltiout/
* <p>
* This field should be no more than 1023 characters long and the TP
* should assume that the URL might change from launch to launch and
* allow for the fact that a TC might change their service URL from
* launch to launch and only use the most recent value for this
* parameter. The service URL may support various operations / services.
* The TC will respond with a response of 'unimplemented' for services
* it does not support.
*/
public static final String LIS_OUTCOME_SERVICE_URL = "lis_outcome_service_url";
/**
* lis_result_sourcedid=83873872987329873264783687634
* <p>
* This field contains an identifier that indicates the LIS Result
* Identifier (if any) associated with this launch. This field is
* optional and its content and meaning is defined by LIS.
*/
public static final String LIS_RESULT_SOURCEDID = "lis_result_sourcedid";
/**
* lti_message_type=basic-lti-launch-request
* <p>
* This indicates that this is a Basic LTI Launch Message. This allows a TP to
* accept a number of different LTI message types at the same launch URL. This
* parameter is required.
*/
public static final String LTI_MESSAGE_TYPE = "lti_message_type";
/**
* lti_version=LTI-1p0
* <p>
* This indicates which version of the specification is being used for this
* particular message. This parameter is required.
*/
public static final String LTI_VERSION = "lti_version";
// launch settings per spec - computed not stored
/**
* tool_consumer_info_product_family_code=desire2learn
* <p>
* In order to better assist tools in using extensions and also making their user
* interface fit into the TC's user interface that they are being called from,
* each TC is encouraged to include the this parameter. Possible example values
* for this field might be:
*
* learn
* desire2learn
* sakai
* eracer
* olat
* webct
* This parameter is optional but recommended.
*/
public static final String TOOL_CONSUMER_INFO_PRODUCT_FAMILY_CODE = "tool_consumer_info_product_family_code";
/**
* tool_consumer_info_version=9.2.4
* <p>
* This field should have a major release number followed by a period. The format of the minor release is flexible. Possible vaues for this field might be:
*
* 9.1.7081
* 2.8-01
* 7.1
* 8
* The Tool Provider should be flexible when parsing this field. This parameter is optional but recommended.
*/
public static final String TOOL_CONSUMER_INFO_VERSION = "tool_consumer_info_version";
/**
* resource_link_id=88391-e1919-bb3456
* <p>
* This is an opaque unique identifier that the TC guarantees will be unique
* within the TC for every placement of the link. If the tool / activity is
* placed multiple times in the same context, each of those placements will be
* distinct. This value will also change if the item is exported from one
* system or context and imported into another system or context. This
* parameter is required.
*/
public static final String RESOURCE_LINK_ID = "resource_link_id";
/**
* resource_link_title=My Weekly Wiki
* <p>
* A title for the resource. This is the clickable text that appears
* in the link. This parameter is recommended.
*/
public static final String RESOURCE_LINK_TITLE = "resource_link_title";
/**
* resource_link_description=…
* <p>
* A plain text description of the link’s destination, suitable for
* display alongside the link. Typically no more than several lines
* long. This parameter is optional.
*/
public static final String RESOURCE_LINK_DESCRIPTION = "resource_link_description";
/**
* roles=Instructor,Student
* <p>
* A comma-separated list of URN values for roles. If this list is non-empty,
* it should contain at least one role from the LIS System Role, LIS
* Institution Role, or LIS Context Role vocabularies (See Appendix A). The
* assumed namespace of these URNs is the LIS vocabulary of LIS Context Roles
* so TCs can use the handles when the intent is to refer to an LIS context
* role. If the TC wants to include a role from another namespace, a
* fully-qualified URN should be used. Usage of roles from non-LIS
* vocabularies is discouraged as it may limit interoperability. This
* parameter is recommended.
*/
public static final String ROLES = "roles";
/**
* tool_consumer_instance_contact_email=System.Admin@school.edu
* <p>
* An email contact for the TC instance.
*/
public static final String TOOL_CONSUMER_INSTANCE_CONTACT_EMAIL = "tool_consumer_instance_contact_email";
/**
* tool_consumer_instance_description=University of School (LMSng)
* <p>
* This is a user visible field - it should be about the length of a line.
*/
public static final String TOOL_CONSUMER_INSTANCE_DESCRIPTION = "tool_consumer_instance_description";
// global settings
/**
* tool_consumer_instance_guid=lmsng.school.edu
* <p>
* This is a key to be used when setting a TC-wide password. The TP uses this
* as a key to look up the TC-wide secret when validating a message. A common
* practice is to use the DNS of the organization or the DNS of the TC
* instance. If the organization has multiple TC instances, then the best
* practice is to prefix the domain name with a locally unique identifier for
* the TC instance. This parameter is recommended.
*/
public static final String TOOL_CONSUMER_INSTANCE_GUID = "tool_consumer_instance_guid";
/**
* tool_consumer_instance_name=SchoolU
* <p>
* This is a user visible field - it should be about the length of a column.
*/
public static final String TOOL_CONSUMER_INSTANCE_NAME = "tool_consumer_instance_name";
/**
* Missing from implementation guide. Needs documentation. Not required, but
* "tasty".
*/
public static final String TOOL_CONSUMER_INSTANCE_URL = "tool_consumer_instance_url";
/**
* user_id=0ae836b9-7fc9-4060-006f-27b2066ac545
* <p>
* Uniquely identifies the user. This should not contain any identifying
* information for the user. Best practice is that this field should be a
* TC-generated long-term "primary key" to the user record - not the logical
* key. This parameter is recommended.
*/
public static final String USER_ID = "user_id";
/**
* user_image=http://my.sakai.org/direct/profile/0ae836b9-7fc9-4060-006f-27b2066ac545/image
* <p>
* This attribute specifies the URI for an image of the user who launched this request.
* This image is suitable for use as a "profile picture" or an avatar representing the user.
* It is expected to be a relatively small graphic image file using a widely supported image
* format (i.e. PNG, JPG, or GIF) with a square aspect ratio. This parameter is optional.
*/
public static final String USER_IMAGE = "user_image";
/**
* ext_sakai_provider_eid=jsmith26
* <p>
* If set, this will signal that the external application has provided an eid which
* should be used preferentially. Many external applications will not have access to a user's uuid
* in Sakai, so this allows integrations with those systems.
* This parameter is optional and is unique to the Sakai Basic LTI provider.
*/
public static final String EXT_SAKAI_PROVIDER_EID = "ext_sakai_provider_eid";
/**
* Utility array useful for validating property names when building launch
* data.
*/
public static final String[] validPropertyNames = { CONTEXT_ID,
CONTEXT_LABEL, CONTEXT_TITLE, CONTEXT_TYPE,
LAUNCH_PRESENTATION_DOCUMENT_TARGET, LAUNCH_PRESENTATION_HEIGHT,
LAUNCH_PRESENTATION_LOCALE, LAUNCH_PRESENTATION_RETURN_URL,
LAUNCH_PRESENTATION_WIDTH, LIS_PERSON_CONTACT_EMAIL_PRIMARY,
LAUNCH_PRESENTATION_CSS_URL,
TOOL_CONSUMER_INFO_PRODUCT_FAMILY_CODE,
TOOL_CONSUMER_INFO_VERSION,
LIS_PERSON_NAME_FAMILY, LIS_PERSON_NAME_FULL, LIS_PERSON_NAME_GIVEN,
LIS_PERSON_SOURCEDID, LIS_COURSE_OFFERING_SOURCEDID,
LIS_COURSE_SECTION_SOURCEDID,
LIS_OUTCOME_SERVICE_URL, LIS_RESULT_SOURCEDID,
LTI_MESSAGE_TYPE, LTI_VERSION, RESOURCE_LINK_ID,
RESOURCE_LINK_TITLE, RESOURCE_LINK_DESCRIPTION, ROLES,
TOOL_CONSUMER_INSTANCE_CONTACT_EMAIL, TOOL_CONSUMER_INSTANCE_DESCRIPTION,
TOOL_CONSUMER_INSTANCE_GUID, TOOL_CONSUMER_INSTANCE_NAME,
TOOL_CONSUMER_INSTANCE_URL, USER_ID, USER_IMAGE };
/**
* The default site type to use if a site needs to be created. Can be overriden in sakai.properties or as part of the launch.
* This contains a number of preconfigured roles, so that the IMS role vocabulary can be used.
* See BLTI-151
*/
public static final String NEW_SITE_TYPE = "lti";
}

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/*
* $URL: https://source.sakaiproject.org/svn/basiclti/trunk/basiclti-util/src/java/org/imsglobal/basiclti/BasicLTIUtil.java $
* $Id: BasicLTIUtil.java 98512 2011-09-22 17:59:08Z csev@umich.edu $
*
* Copyright (c) 2008 IMS GLobal Learning Consortium
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
* implied. See the License for the specific language governing
* permissions and limitations under the License.
*/
package org.imsglobal.basiclti;
import static org.imsglobal.basiclti.BasicLTIConstants.CUSTOM_PREFIX;
import static org.imsglobal.basiclti.BasicLTIConstants.LTI_MESSAGE_TYPE;
import static org.imsglobal.basiclti.BasicLTIConstants.LTI_VERSION;
import static org.imsglobal.basiclti.BasicLTIConstants.TOOL_CONSUMER_INSTANCE_CONTACT_EMAIL;
import static org.imsglobal.basiclti.BasicLTIConstants.TOOL_CONSUMER_INSTANCE_DESCRIPTION;
import static org.imsglobal.basiclti.BasicLTIConstants.TOOL_CONSUMER_INSTANCE_GUID;
import static org.imsglobal.basiclti.BasicLTIConstants.TOOL_CONSUMER_INSTANCE_NAME;
import static org.imsglobal.basiclti.BasicLTIConstants.TOOL_CONSUMER_INSTANCE_URL;
import net.oauth.OAuthAccessor;
import net.oauth.OAuthConsumer;
import net.oauth.OAuthMessage;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import java.util.Properties;
import java.util.TreeMap;
import java.util.Map.Entry;
import java.util.logging.Logger;
import java.util.regex.Pattern;
/* Leave out until we have JTidy 0.8 in the repository
import org.w3c.tidy.Tidy;
import java.io.ByteArrayOutputStream;
*/
/**
* Some Utility code for IMS Basic LTI
* http://www.anyexample.com/programming/java
* /java_simple_class_to_compute_sha_1_hash.xml
* <p>
* Sample Descriptor
*
* <pre>
* &lt;?xml&nbsp;version=&quot;1.0&quot;&nbsp;encoding=&quot;UTF-8&quot;?&gt;
* &lt;basic_lti_link&nbsp;xmlns=&quot;http://www.imsglobal.org/xsd/imsbasiclti_v1p0&quot;&nbsp;xmlns:xsi=&quot;http://www.w3.org/2001/XMLSchema-instance&quot;&gt;
* &lt;title&gt;generated&nbsp;by&nbsp;tp+user&lt;/title&gt;
* &lt;description&gt;generated&nbsp;by&nbsp;tp+user&lt;/description&gt;
* &lt;custom&gt;
* &lt;parameter&nbsp;key=&quot;keyname&quot;&gt;value&lt;/parameter&gt;
* &lt;/custom&gt;
* &lt;extensions&nbsp;platform=&quot;www.lms.com&quot;&gt;
* &lt;parameter&nbsp;key=&quot;keyname&quot;&gt;value&lt;/parameter&gt;
* &lt;/extensions&gt;
* &lt;launch_url&gt;url&nbsp;to&nbsp;the&nbsp;basiclti&nbsp;launch&nbsp;URL&lt;/launch_url&gt;
* &lt;secure_launch_url&gt;url&nbsp;to&nbsp;the&nbsp;basiclti&nbsp;launch&nbsp;URL&lt;/secure_launch_url&gt;
* &lt;icon&gt;url&nbsp;to&nbsp;an&nbsp;icon&nbsp;for&nbsp;this&nbsp;tool&nbsp;(optional)&lt;/icon&gt;
* &lt;secure_icon&gt;url&nbsp;to&nbsp;an&nbsp;icon&nbsp;for&nbsp;this&nbsp;tool&nbsp;(optional)&lt;/secure_icon&gt;
* &lt;cartridge_icon&nbsp;identifierref=&quot;BLTI001_Icon&quot;/&gt;
* &lt;vendor&gt;
* &lt;code&gt;vendor.com&lt;/code&gt;
* &lt;name&gt;Vendor&nbsp;Name&lt;/name&gt;
* &lt;description&gt;
* &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;This&nbsp;is&nbsp;a&nbsp;Grade&nbsp;Book&nbsp;that&nbsp;supports&nbsp;many&nbsp;column&nbsp;types.
* &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&lt;/description&gt;
* &lt;contact&gt;
* &lt;email&gt;support@vendor.com&lt;/email&gt;
* &lt;/contact&gt;
* &lt;url&gt;http://www.vendor.com/product&lt;/url&gt;
* &lt;/vendor&gt;
* &lt;/basic_lti_link&gt;
* </pre>
*/
public class BasicLTIUtil {
// We use the built-in Java logger because this code needs to be very generic
private static Logger M_log = Logger.getLogger(BasicLTIUtil.class.toString());
/** To turn on really verbose debugging */
private static boolean verbosePrint = false;
public static final String BASICLTI_SUBMIT = "ext_basiclti_submit";
private static final Pattern CUSTOM_REGEX = Pattern.compile("[^A-Za-z0-9]");
private static final String UNDERSCORE = "_";
// Simple Debug Print Mechanism
public static void dPrint(String str) {
if (verbosePrint)
System.out.println(str);
M_log.fine(str);
}
public static String validateDescriptor(String descriptor) {
if (descriptor == null)
return null;
if (descriptor.indexOf("<basic_lti_link") < 0)
return null;
Map<String, Object> tm = XMLMap.getFullMap(descriptor.trim());
if (tm == null)
return null;
// We demand at least an endpoint
String ltiSecureLaunch = XMLMap.getString(tm,
"/basic_lti_link/secure_launch_url");
// We demand at least an endpoint
if (ltiSecureLaunch != null && ltiSecureLaunch.trim().length() > 0)
return ltiSecureLaunch;
String ltiLaunch = XMLMap.getString(tm, "/basic_lti_link/launch_url");
if (ltiLaunch != null && ltiLaunch.trim().length() > 0)
return ltiLaunch;
return null;
}
/**
* Any properties which are not well known (i.e. in
* {@link BasicLTIConstants#validPropertyNames}) will be mapped to custom
* properties per the specified semantics. NOTE: no blacklisting of keys is
* performed.
*
* @param rawProperties
* A set of properties that will be cleaned.
* @return A cleansed version of rawProperties.
*/
public static Map<String, String> cleanupProperties(
final Map<String, String> rawProperties) {
return cleanupProperties(rawProperties, null);
}
/**
* Any properties which are not well known (i.e. in
* {@link BasicLTIConstants#validPropertyNames}) will be mapped to custom
* properties per the specified semantics.
*
* @param rawProperties
* A set of properties that will be cleaned.
* @param blackList
* An array of {@link String}s which are considered unsafe to be
* included in launch data. Any matches will be removed from the
* return.
* @return A cleansed version of rawProperties.
*/
public static Map<String, String> cleanupProperties(
final Map<String, String> rawProperties, final String[] blackList) {
final Map<String, String> newProp = new HashMap<String, String>(
rawProperties.size()); // roughly the same size
for (String okey : rawProperties.keySet()) {
final String key = okey.trim();
if (blackList != null) {
boolean blackListed = false;
for (String blackKey : blackList) {
if (blackKey.equals(key)) {
blackListed = true;
break;
}
}
if (blackListed) {
continue;
}
}
final String value = rawProperties.get(key);
if (value == null || "".equals(value)) {
// remove null or empty values
continue;
}
if (isSpecifiedPropertyName(key)) {
// a well known property name
newProp.put(key, value);
} else {
// convert to a custom property name
newProp.put(adaptToCustomPropertyName(key), value);
}
}
return newProp;
}
/**
* Any properties which are not well known (i.e. in
* {@link BasicLTIConstants#validPropertyNames}) will be mapped to custom
* properties per the specified semantics.
*
* @deprecated See {@link #cleanupProperties(Map)}
* @param rawProperties
* A set of {@link Properties} that will be cleaned. Keys must be of
* type {@link String}.
* @return A cleansed version of {@link Properties}.
*/
public static Properties cleanupProperties(final Properties rawProperties) {
final Map<String, String> map = cleanupProperties(
convertToMap(rawProperties), null);
return convertToProperties(map);
}
/**
* Checks to see if the passed propertyName is equal to one of the Strings
* contained in {@link BasicLTIConstants#validPropertyNames}. String matching
* is case sensitive.
*
* @param propertyName
* @return true if propertyName is equal to one of the Strings contained in
* {@link BasicLTIConstants#validPropertyNames}
* or is a custom parameter oe extension parameter ;
* else return false.
*/
public static boolean isSpecifiedPropertyName(final String propertyName) {
boolean found = false;
if ( propertyName.startsWith(BasicLTIConstants.CUSTOM_PREFIX) ) return true;
if ( propertyName.startsWith(BasicLTIConstants.EXTENSION_PREFIX) ) return true;
if ( propertyName.startsWith(BasicLTIConstants.OAUTH_PREFIX) ) return true;
for (String key : BasicLTIConstants.validPropertyNames) {
if (key.equals(propertyName)) {
found = true;
break;
}
}
return found;
}
/**
* A simple utility method which implements the specified semantics of custom
* properties.
* <p>
* i.e. The parameter names are mapped to lower case and any character that is
* neither a number nor letter in a parameter name is replaced with an
* "underscore".
* <p>
* e.g. Review:Chapter=1.2.56 would map to custom_review_chapter=1.2.56.
*
* @param propertyName
* @return
*/
public static String adaptToCustomPropertyName(final String propertyName) {
if (propertyName == null || "".equals(propertyName)) {
throw new IllegalArgumentException("propertyName cannot be null");
}
String customName = propertyName.toLowerCase();
customName = CUSTOM_REGEX.matcher(customName).replaceAll(UNDERSCORE);
if (!customName.startsWith(CUSTOM_PREFIX)) {
customName = CUSTOM_PREFIX + customName;
}
return customName;
}
/**
* Add the necessary fields and sign.
*
* @deprecated See:
* {@link BasicLTIUtil#signProperties(Map, String, String, String, String, String, String, String, String, String)}
*
* @param postProp
* @param url
* @param method
* @param oauth_consumer_key
* @param oauth_consumer_secret
* @param org_id
* See: {@link BasicLTIConstants#TOOL_CONSUMER_INSTANCE_GUID}
* @param org_desc
* See: {@link BasicLTIConstants#TOOL_CONSUMER_INSTANCE_DESCRIPTION}
* @param org_url
* See: {@link BasicLTIConstants#TOOL_CONSUMER_INSTANCE_URL}
* @return
*/
public static Properties signProperties(Properties postProp, String url,
String method, String oauth_consumer_key, String oauth_consumer_secret,
String org_id, String org_desc, String org_url) {
final Map<String, String> signedMap = signProperties(
convertToMap(postProp), url, method, oauth_consumer_key,
oauth_consumer_secret, org_id, org_desc, org_url, null, null);
return convertToProperties(signedMap);
}
/**
* Add the necessary fields and sign.
*
* @param postProp
* @param url
* @param method
* @param oauth_consumer_key
* @param oauth_consumer_secret
* @param tool_consumer_instance_guid
* See: {@link BasicLTIConstants#TOOL_CONSUMER_INSTANCE_GUID}
* @param tool_consumer_instance_description
* See: {@link BasicLTIConstants#TOOL_CONSUMER_INSTANCE_DESCRIPTION}
* @param tool_consumer_instance_url
* See: {@link BasicLTIConstants#TOOL_CONSUMER_INSTANCE_URL}
* @param tool_consumer_instance_name
* See: {@link BasicLTIConstants#TOOL_CONSUMER_INSTANCE_NAME}
* @param tool_consumer_instance_contact_email
* See:
* {@link BasicLTIConstants#TOOL_CONSUMER_INSTANCE_CONTACT_EMAIL}
* @return
*/
public static Map<String, String> signProperties(
Map<String, String> postProp, String url, String method,
String oauth_consumer_key, String oauth_consumer_secret,
String tool_consumer_instance_guid,
String tool_consumer_instance_description,
String tool_consumer_instance_url, String tool_consumer_instance_name,
String tool_consumer_instance_contact_email) {
postProp = BasicLTIUtil.cleanupProperties(postProp);
postProp.put(LTI_VERSION, "LTI-1p0");
postProp.put(LTI_MESSAGE_TYPE, "basic-lti-launch-request");
// Allow caller to internationalize this for us...
if (postProp.get(BASICLTI_SUBMIT) == null) {
postProp.put(BASICLTI_SUBMIT, "Launch Endpoint with BasicLTI Data");
}
if (tool_consumer_instance_guid != null)
postProp.put(TOOL_CONSUMER_INSTANCE_GUID, tool_consumer_instance_guid);
if (tool_consumer_instance_description != null)
postProp.put(TOOL_CONSUMER_INSTANCE_DESCRIPTION,
tool_consumer_instance_description);
if (tool_consumer_instance_url != null)
postProp.put(TOOL_CONSUMER_INSTANCE_URL, tool_consumer_instance_url);
if (tool_consumer_instance_name != null)
postProp.put(TOOL_CONSUMER_INSTANCE_NAME, tool_consumer_instance_name);
if (tool_consumer_instance_contact_email != null)
postProp.put(TOOL_CONSUMER_INSTANCE_CONTACT_EMAIL,
tool_consumer_instance_contact_email);
if (postProp.get("oauth_callback") == null)
postProp.put("oauth_callback", "about:blank");
if (oauth_consumer_key == null || oauth_consumer_secret == null) {
dPrint("No signature generated in signProperties");
return postProp;
}
OAuthMessage oam = new OAuthMessage(method, url, postProp.entrySet());
OAuthConsumer cons = new OAuthConsumer("about:blank", oauth_consumer_key,
oauth_consumer_secret, null);
OAuthAccessor acc = new OAuthAccessor(cons);
try {
oam.addRequiredParameters(acc);
// System.out.println("Base Message String\n"+OAuthSignatureMethod.getBaseString(oam)+"\n");
List<Map.Entry<String, String>> params = oam.getParameters();
Map<String, String> nextProp = new HashMap<String, String>();
// Convert to Map<String, String>
for (final Map.Entry<String, String> entry : params) {
nextProp.put(entry.getKey(), entry.getValue());
}
return nextProp;
} catch (net.oauth.OAuthException e) {
M_log.warning("BasicLTIUtil.signProperties OAuth Exception "
+ e.getMessage());
throw new Error(e);
} catch (java.io.IOException e) {
M_log.warning("BasicLTIUtil.signProperties IO Exception "
+ e.getMessage());
throw new Error(e);
} catch (java.net.URISyntaxException e) {
M_log.warning("BasicLTIUtil.signProperties URI Syntax Exception "
+ e.getMessage());
throw new Error(e);
}
}
/**
* Create the HTML to render a POST form and then automatically submit it.
* Make sure to call {@link #cleanupProperties(Properties)} before signing.
*
* @deprecated Moved to {@link #postLaunchHTML(Map, String, boolean)}
* @param cleanProperties
* Assumes you have called {@link #cleanupProperties(Properties)}
* beforehand.
* @param endpoint
* The LTI launch url.
* @param debug
* Useful for viewing the HTML before posting to end point.
* @return the HTML ready for IFRAME src = inclusion.
*/
public static String postLaunchHTML(final Properties cleanProperties,
String endpoint, boolean debug) {
Map<String, String> map = convertToMap(cleanProperties);
return postLaunchHTML(map, endpoint, debug);
}
/**
* Create the HTML to render a POST form and then automatically submit it.
* Make sure to call {@link #cleanupProperties(Properties)} before signing.
*
* @param cleanProperties
* Assumes you have called {@link #cleanupProperties(Properties)}
* beforehand.
* @param endpoint
* The LTI launch url.
* @param debug
* Useful for viewing the HTML before posting to end point.
* @return the HTML ready for IFRAME src = inclusion.
*/
public static String postLaunchHTML(
final Map<String, String> cleanProperties, String endpoint, boolean debug) {
if (cleanProperties == null || cleanProperties.isEmpty()) {
throw new IllegalArgumentException(
"cleanProperties == null || cleanProperties.isEmpty()");
}
if (endpoint == null) {
throw new IllegalArgumentException("endpoint == null");
}
Map<String, String> newMap = null;
if (debug) {
// sort the properties for readability
newMap = new TreeMap<String, String>(cleanProperties);
} else {
newMap = cleanProperties;
}
StringBuilder text = new StringBuilder();
// paint form
text.append("<div id=\"ltiLaunchFormSubmitArea\">\n");
text.append("<form action=\"");
text.append(endpoint);
text.append("\" name=\"ltiLaunchForm\" id=\"ltiLaunchForm\" method=\"post\" ");
text.append(" encType=\"application/x-www-form-urlencoded\" accept-charset=\"utf-8\">\n");
for (Entry<String, String> entry : newMap.entrySet()) {
String key = entry.getKey();
String value = entry.getValue();
if (value == null)
continue;
// This will escape the contents pretty much - at least
// we will be safe and not generate dangerous HTML
key = htmlspecialchars(key);
value = htmlspecialchars(value);
if (key.equals(BASICLTI_SUBMIT)) {
text.append("<input type=\"submit\" name=\"");
} else {
text.append("<input type=\"hidden\" name=\"");
}
text.append(key);
text.append("\" value=\"");
text.append(value);
text.append("\"/>\n");
}
text.append("</form>\n");
text.append("</div>\n");
// paint debug output
if (debug) {
text.append("<pre>\n");
text.append("<b>BasicLTI Endpoint</b>\n");
text.append(endpoint);
text.append("\n\n");
text.append("<b>BasicLTI Parameters:</b>\n");
for (Entry<String, String> entry : newMap.entrySet()) {
String key = entry.getKey();
String value = entry.getValue();
if (value == null)
continue;
text.append(key);
text.append("=");
text.append(value);
text.append("\n");
}
text.append("</pre>\n");
} else {
// paint auto submit script
text
.append(" <script language=\"javascript\"> \n"
+ " document.getElementById(\"ltiLaunchFormSubmitArea\").style.display = \"none\";\n"
+ " nei = document.createElement('input');\n"
+ " nei.setAttribute('type', 'hidden');\n"
+ " nei.setAttribute('name', '"
+ BASICLTI_SUBMIT
+ "');\n"
+ " nei.setAttribute('value', '"
+ newMap.get(BASICLTI_SUBMIT)
+ "');\n"
+ " document.getElementById(\"ltiLaunchForm\").appendChild(nei);\n"
+ " document.ltiLaunchForm.submit(); \n" + " </script> \n");
}
String htmltext = text.toString();
return htmltext;
}
/**
* @deprecated See: {@link #parseDescriptor(Map, Map, String)}
* @param launch_info
* Variable is mutated by this method.
* @param postProp
* Variable is mutated by this method.
* @param descriptor
* @return
*/
public static boolean parseDescriptor(Properties launch_info,
Properties postProp, String descriptor) {
// this is an ugly copy/paste of the non-@deprecated method
// could not convert data types as they variables get mutated (ugh)
Map<String, Object> tm = null;
try {
tm = XMLMap.getFullMap(descriptor.trim());
} catch (Exception e) {
M_log.warning("BasicLTIUtil exception parsing BasicLTI descriptor: "
+ e.getMessage());
return false;
}
if (tm == null) {
M_log.warning("Unable to parse XML in parseDescriptor");
return false;
}
String launch_url = toNull(XMLMap.getString(tm,
"/basic_lti_link/launch_url"));
String secure_launch_url = toNull(XMLMap.getString(tm,
"/basic_lti_link/secure_launch_url"));
if (launch_url == null && secure_launch_url == null)
return false;
setProperty(launch_info, "launch_url", launch_url);
setProperty(launch_info, "secure_launch_url", secure_launch_url);
// Extensions for hand-authored placements - The export process should scrub
// these
setProperty(launch_info, "key", toNull(XMLMap.getString(tm,
"/basic_lti_link/x-secure/launch_key")));
setProperty(launch_info, "secret", toNull(XMLMap.getString(tm,
"/basic_lti_link/x-secure/launch_secret")));
List<Map<String, Object>> theList = XMLMap.getList(tm,
"/basic_lti_link/custom/parameter");
for (Map<String, Object> setting : theList) {
dPrint("Setting=" + setting);
String key = XMLMap.getString(setting, "/!key"); // Get the key attribute
String value = XMLMap.getString(setting, "/"); // Get the value
if (key == null || value == null)
continue;
key = "custom_" + mapKeyName(key);
dPrint("key=" + key + " val=" + value);
postProp.setProperty(key, value);
}
return true;
}
/**
*
* @param launch_info
* Variable is mutated by this method.
* @param postProp
* Variable is mutated by this method.
* @param descriptor
* @return
*/
public static boolean parseDescriptor(Map<String, String> launch_info,
Map<String, String> postProp, String descriptor) {
Map<String, Object> tm = null;
try {
tm = XMLMap.getFullMap(descriptor.trim());
} catch (Exception e) {
M_log.warning("BasicLTIUtil exception parsing BasicLTI descriptor: "
+ e.getMessage());
return false;
}
if (tm == null) {
M_log.warning("Unable to parse XML in parseDescriptor");
return false;
}
String launch_url = toNull(XMLMap.getString(tm,
"/basic_lti_link/launch_url"));
String secure_launch_url = toNull(XMLMap.getString(tm,
"/basic_lti_link/secure_launch_url"));
if (launch_url == null && secure_launch_url == null)
return false;
setProperty(launch_info, "launch_url", launch_url);
setProperty(launch_info, "secure_launch_url", secure_launch_url);
// Extensions for hand-authored placements - The export process should scrub
// these
setProperty(launch_info, "key", toNull(XMLMap.getString(tm,
"/basic_lti_link/x-secure/launch_key")));
setProperty(launch_info, "secret", toNull(XMLMap.getString(tm,
"/basic_lti_link/x-secure/launch_secret")));
List<Map<String, Object>> theList = XMLMap.getList(tm,
"/basic_lti_link/custom/parameter");
for (Map<String, Object> setting : theList) {
dPrint("Setting=" + setting);
String key = XMLMap.getString(setting, "/!key"); // Get the key attribute
String value = XMLMap.getString(setting, "/"); // Get the value
if (key == null || value == null)
continue;
key = "custom_" + mapKeyName(key);
dPrint("key=" + key + " val=" + value);
postProp.put(key, value);
}
return true;
}
// Remove fields that should not be exported
public static String prepareForExport(String descriptor) {
Map<String, Object> tm = null;
try {
tm = XMLMap.getFullMap(descriptor.trim());
} catch (Exception e) {
M_log.warning("BasicLTIUtil exception parsing BasicLTI descriptor"
+ e.getMessage());
return null;
}
if (tm == null) {
M_log.warning("Unable to parse XML in prepareForExport");
return null;
}
XMLMap.removeSubMap(tm, "/basic_lti_link/x-secure");
String retval = XMLMap.getXML(tm, true);
return retval;
}
/**
* The parameter name is mapped to lower case and any character that is
* neither a number or letter is replaced with an "underscore". So if a custom
* entry was as follows:
*
* <parameter name="Vendor:Chapter">1.2.56</parameter>
*
* Would map to: custom_vendor_chapter=1.2.56
*/
public static String mapKeyName(String keyname) {
StringBuffer sb = new StringBuffer();
if (keyname == null)
return null;
keyname = keyname.trim();
if (keyname.length() < 1)
return null;
for (int i = 0; i < keyname.length(); i++) {
Character ch = Character.toLowerCase(keyname.charAt(i));
if (Character.isLetter(ch) || Character.isDigit(ch)) {
sb.append(ch);
} else {
sb.append('_');
}
}
return sb.toString();
}
public static String toNull(String str) {
if (str == null)
return null;
if (str.trim().length() < 1)
return null;
return str;
}
/**
* Mutates the passed Map<String, String> map variable. Puts the key,value
* into the Map if the value is not null and is not empty.
*
* @param map
* Variable is mutated by this method.
* @param key
* @param value
*/
public static void setProperty(final Map<String, String> map,
final String key, final String value) {
if (value != null && !"".equals(value)) {
map.put(key, value);
}
}
/**
* Mutates the passed Properties props variable. Puts the key,value into the
* Map if the value is not null and is not empty.
*
* @deprecated See: {@link #setProperty(Map, String, String)}
* @param props
* Variable is mutated by this method.
* @param key
* @param value
*/
public static void setProperty(Properties props, String key, String value) {
if (value == null)
return;
if (value.trim().length() < 1)
return;
props.setProperty(key, value);
}
// Basic utility to encode form text - handle the "safe cases"
public static String htmlspecialchars(String input) {
if (input == null)
return null;
String retval = input.replace("&", "&amp;");
retval = retval.replace("\"", "&quot;");
retval = retval.replace("<", "&lt;");
retval = retval.replace(">", "&gt;");
retval = retval.replace(">", "&gt;");
retval = retval.replace("=", "&#61;");
return retval;
}
/**
* Simple utility method to help with the migration from Properties to
* Map<String, String>.
*
* @param properties
* @return
*/
@SuppressWarnings("unchecked")
public static Map<String, String> convertToMap(final Properties properties) {
final Map<String, String> map = new HashMap(properties);
return map;
}
/**
* Simple utility method to help with the migration from Map<String, String>
* to Properties.
*
* @deprecated Should migrate to Map<String, String> signatures.
* @param map
* @return
*/
public static Properties convertToProperties(final Map<String, String> map) {
final Properties properties = new Properties();
if (map != null) {
for (Entry<String, String> entry : map.entrySet()) {
properties.setProperty(entry.getKey(), entry.getValue());
}
}
return properties;
}
/**
* <p>
* Checks if a String is whitespace, empty ("") or null.
* </p>
*
* <pre>
* StringUtils.isBlank(null) = true
* StringUtils.isBlank("") = true
* StringUtils.isBlank(" ") = true
* StringUtils.isBlank("bob") = false
* StringUtils.isBlank(" bob ") = false
* </pre>
*
* @param str
* the String to check, may be null
* @return <code>true</code> if the String is null, empty or whitespace
* @since 2.0
*/
public static boolean isBlank(String str) {
int strLen;
if (str == null || (strLen = str.length()) == 0) {
return true;
}
for (int i = 0; i < strLen; i++) {
if ((Character.isWhitespace(str.charAt(i)) == false)) {
return false;
}
}
return true;
}
/**
* <p>
* Checks if a String is not empty (""), not null and not whitespace only.
* </p>
*
* <pre>
* StringUtils.isNotBlank(null) = false
* StringUtils.isNotBlank("") = false
* StringUtils.isNotBlank(" ") = false
* StringUtils.isNotBlank("bob") = true
* StringUtils.isNotBlank(" bob ") = true
* </pre>
*
* @param str
* the String to check, may be null
* @return <code>true</code> if the String is not empty and not null and not
* whitespace
* @since 2.0
*/
public static boolean isNotBlank(String str) {
return !isBlank(str);
}
/**
* <p>
* Compares two Strings, returning <code>true</code> if they are equal.
* </p>
*
* <p>
* <code>null</code>s are handled without exceptions. Two <code>null</code>
* references are considered to be equal. The comparison is case sensitive.
* </p>
*
* <pre>
* StringUtils.equals(null, null) = true
* StringUtils.equals(null, "abc") = false
* StringUtils.equals("abc", null) = false
* StringUtils.equals("abc", "abc") = true
* StringUtils.equals("abc", "ABC") = false
* </pre>
*
* @see java.lang.String#equals(Object)
* @param str1
* the first String, may be null
* @param str2
* the second String, may be null
* @return <code>true</code> if the Strings are equal, case sensitive, or both
* <code>null</code>
*/
public static boolean equals(String str1, String str2) {
return str1 == null ? str2 == null : str1.equals(str2);
}
/**
* <p>
* Compares two Strings, returning <code>true</code> if they are equal
* ignoring the case.
* </p>
*
* <p>
* <code>null</code>s are handled without exceptions. Two <code>null</code>
* references are considered equal. Comparison is case insensitive.
* </p>
*
* <pre>
* StringUtils.equalsIgnoreCase(null, null) = true
* StringUtils.equalsIgnoreCase(null, "abc") = false
* StringUtils.equalsIgnoreCase("abc", null) = false
* StringUtils.equalsIgnoreCase("abc", "abc") = true
* StringUtils.equalsIgnoreCase("abc", "ABC") = true
* </pre>
*
* @see java.lang.String#equalsIgnoreCase(String)
* @param str1
* the first String, may be null
* @param str2
* the second String, may be null
* @return <code>true</code> if the Strings are equal, case insensitive, or
* both <code>null</code>
*/
public static boolean equalsIgnoreCase(String str1, String str2) {
return str1 == null ? str2 == null : str1.equalsIgnoreCase(str2);
}
}

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package org.imsglobal.pox;
import java.io.Reader;
import java.io.ByteArrayInputStream;
import java.net.URLDecoder;
import java.util.List;
import java.util.Map;
import java.util.Iterator;
import java.util.ArrayList;
import java.util.TreeMap;
import java.util.Date;
import java.util.Properties;
import java.util.logging.Logger;
import java.lang.IllegalArgumentException;
import javax.servlet.http.HttpServletRequest;
import javax.xml.parsers.DocumentBuilder;
import javax.xml.parsers.DocumentBuilderFactory;
import javax.xml.parsers.ParserConfigurationException;
import javax.xml.xpath.*;
import org.w3c.dom.Document;
import org.w3c.dom.Node;
import org.w3c.dom.Element;
import org.w3c.dom.NodeList;
import net.oauth.OAuth;
import net.oauth.OAuthMessage;
import net.oauth.OAuthConsumer;
import net.oauth.OAuthAccessor;
import net.oauth.OAuthValidator;
import net.oauth.SimpleOAuthValidator;
import net.oauth.signature.OAuthSignatureMethod;
import net.oauth.server.HttpRequestMessage;
import net.oauth.server.OAuthServlet;
import net.oauth.signature.OAuthSignatureMethod;
import org.imsglobal.basiclti.Base64;
import java.security.MessageDigest;
import org.apache.commons.lang.StringEscapeUtils;
import org.imsglobal.basiclti.XMLMap;
public class IMSPOXRequest {
private final static Logger Log = Logger.getLogger(IMSPOXRequest.class .getName());
public final static String MAJOR_SUCCESS = "success";
public final static String MAJOR_FAILURE = "failure";
public final static String MAJOR_UNSUPPORTED = "unsupported";
public final static String MAJOR_PROCESSING = "processing";
public final static String [] validMajor = {
MAJOR_SUCCESS, MAJOR_FAILURE, MAJOR_UNSUPPORTED, MAJOR_PROCESSING };
public final static String SEVERITY_ERROR = "error";
public final static String SEVERITY_WARNING = "warning";
public final static String SEVERITY_STATUS = "status";
public final static String [] validSeverity = {
SEVERITY_ERROR, SEVERITY_WARNING, SEVERITY_STATUS };
public final static String MINOR_FULLSUCCESS ="fullsuccess";
public final static String MINOR_NOSOURCEDIDS = "nosourcedids";
public final static String MINOR_IDALLOC = "idalloc";
public final static String MINOR_OVERFLOWFAIL = "overflowfail";
public final static String MINOR_IDALLOCINUSEFAIL = "idallocinusefail";
public final static String MINOR_INVALIDDATAFAIL = "invaliddata";
public final static String MINOR_INCOMPLETEDATA = "incompletedata";
public final static String MINOR_PARTIALSTORAGE = "partialdatastorage";
public final static String MINOR_UNKNOWNOBJECT = "unknownobject";
public final static String MINOR_DELETEFAILURE = "deletefailure";
public final static String MINOR_TARGETREADFAILURE = "targetreadfailure";
public final static String MINOR_SAVEPOINTERROR = "savepointerror";
public final static String MINOR_SAVEPOINTSYNCERROR = "savepointsyncerror";
public final static String MINOR_UNKNOWNQUERY = "unknownquery";
public final static String MINOR_UNKNOWNVOCAB = "unknownvocab";
public final static String MINOR_TARGETISBUSY = "targetisbusy";
public final static String MINOR_UNKNOWNEXTENSION = "unknownextension";
public final static String MINOR_UNAUTHORIZEDREQUEST = "unauthorizedrequest";
public final static String MINOR_LINKFAILURE = "linkfailure";
public final static String MINOR_UNSUPPORTED = "unsupported";
public final static String [] validMinor = {
MINOR_FULLSUCCESS, MINOR_NOSOURCEDIDS, MINOR_IDALLOC, MINOR_OVERFLOWFAIL,
MINOR_IDALLOCINUSEFAIL, MINOR_INVALIDDATAFAIL, MINOR_INCOMPLETEDATA,
MINOR_PARTIALSTORAGE, MINOR_UNKNOWNOBJECT, MINOR_DELETEFAILURE,
MINOR_TARGETREADFAILURE, MINOR_SAVEPOINTERROR, MINOR_SAVEPOINTSYNCERROR,
MINOR_UNKNOWNQUERY, MINOR_UNKNOWNVOCAB, MINOR_TARGETISBUSY,
MINOR_UNKNOWNEXTENSION, MINOR_UNAUTHORIZEDREQUEST, MINOR_LINKFAILURE,
MINOR_UNSUPPORTED
} ;
public Document postDom = null;
public Element bodyElement = null;
public Element headerElement = null;
public String postBody = null;
private String header = null;
private String oauth_body_hash = null;
private String oauth_consumer_key = null;
public boolean valid = false;
private String operation = null;
public String errorMessage = null;
public String base_string = null;
private Map<String,String> bodyMap = null;
private Map<String,String> headerMap = null;
public String getOperation()
{
return operation;
}
public String getOAuthConsumerKey()
{
return oauth_consumer_key;
}
public String getHeaderVersion()
{
return getHeaderItem("/imsx_version");
}
public String getHeaderMessageIdentifier()
{
return getHeaderItem("/imsx_messageIdentifier");
}
public String getHeaderItem(String path)
{
if ( getHeaderMap() == null ) return null;
return headerMap.get(path);
}
public Map<String,String> getHeaderMap()
{
if ( headerMap != null ) return headerMap;
if ( headerElement == null ) return null;
headerMap = XMLMap.getMap(headerElement);
return headerMap;
}
public Map<String,String> getBodyMap()
{
if ( bodyMap != null ) return bodyMap;
if ( bodyElement == null ) return null;
bodyMap = XMLMap.getMap(bodyElement);
return bodyMap;
}
public String getPostBody()
{
return postBody;
}
// Normal Constructor
public IMSPOXRequest(String oauth_consumer_key, String oauth_secret, HttpServletRequest request)
{
loadFromRequest(request);
if ( ! valid ) return;
validateRequest(oauth_consumer_key, oauth_secret, request);
}
// Constructor for delayed validation
public IMSPOXRequest(HttpServletRequest request)
{
loadFromRequest(request);
}
// Constructor for testing...
public IMSPOXRequest(String bodyString)
{
postBody = bodyString;
parsePostBody();
}
// Load but do not check the authentication
public void loadFromRequest(HttpServletRequest request)
{
String contentType = request.getContentType();
if ( ! "application/xml".equals(contentType) ) {
errorMessage = "Content Type must be application/xml";
Log.info(errorMessage+"\n"+contentType);
return;
}
header = request.getHeader("Authorization");
oauth_body_hash = null;
if ( header != null ) {
if (header.startsWith("OAuth ")) header = header.substring(5);
String [] parms = header.split(",");
for ( String parm : parms ) {
parm = parm.trim();
if ( parm.startsWith("oauth_body_hash=") ) {
String [] pieces = parm.split("\"");
oauth_body_hash = URLDecoder.decode(pieces[1]);
}
if ( parm.startsWith("oauth_consumer_key=") ) {
String [] pieces = parm.split("\"");
oauth_consumer_key = URLDecoder.decode(pieces[1]);
}
}
}
if ( oauth_body_hash == null ) {
errorMessage = "Did not find oauth_body_hash";
Log.info(errorMessage+"\n"+header);
return;
}
// System.out.println("OBH="+oauth_body_hash);
final char[] buffer = new char[0x10000];
try {
StringBuilder out = new StringBuilder();
Reader in = request.getReader();
int read;
do {
read = in.read(buffer, 0, buffer.length);
if (read>0) {
out.append(buffer, 0, read);
}
} while (read>=0);
postBody = out.toString();
} catch(Exception e) {
errorMessage = "Could not read message body:"+e.getMessage();
return;
}
try {
MessageDigest md = MessageDigest.getInstance("SHA1");
md.update(postBody.getBytes());
byte[] output = Base64.encode(md.digest());
String hash = new String(output);
// System.out.println("HASH="+hash);
if ( ! hash.equals(oauth_body_hash) ) {
errorMessage = "Body hash does not match header";
return;
}
} catch (Exception e) {
errorMessage = "Could not compute body hash";
return;
}
parsePostBody();
}
public void parsePostBody()
{
DocumentBuilderFactory dbf = DocumentBuilderFactory.newInstance();
try {
DocumentBuilder db = dbf.newDocumentBuilder();
postDom = db.parse(new ByteArrayInputStream(postBody.getBytes()));
}catch(Exception e) {
errorMessage = "Could not parse XML: "+e.getMessage();
return;
}
try {
XPath xpath = XPathFactory.newInstance().newXPath();
XPathExpression expr = xpath.compile("/imsx_POXEnvelopeRequest/imsx_POXBody/*");
Object result = expr.evaluate(postDom, XPathConstants.NODESET);
NodeList nodes = (NodeList) result;
bodyElement = (Element) nodes.item(0);
operation = bodyElement.getNodeName();
expr = xpath.compile("/imsx_POXEnvelopeRequest/imsx_POXHeader/*");
result = expr.evaluate(postDom, XPathConstants.NODESET);
nodes = (NodeList) result;
headerElement = (Element) nodes.item(0);
}catch(Exception e) {
errorMessage = "Could not parse PATH: "+e.getMessage();
return;
}
if ( operation == null || bodyElement == null ) {
errorMessage = "Could not find operation";
return;
}
valid = true;
}
// Assumes data is all loaded
public void validateRequest(String oauth_consumer_key, String oauth_secret, HttpServletRequest request)
{
valid = false;
OAuthMessage oam = OAuthServlet.getMessage(request, null);
OAuthValidator oav = new SimpleOAuthValidator();
OAuthConsumer cons = new OAuthConsumer("about:blank#OAuth+CallBack+NotUsed",
oauth_consumer_key, oauth_secret, null);
OAuthAccessor acc = new OAuthAccessor(cons);
try {
base_string = OAuthSignatureMethod.getBaseString(oam);
} catch (Exception e) {
base_string = null;
}
try {
oav.validateMessage(oam,acc);
} catch(Exception e) {
errorMessage = "Launch fails OAuth validation: "+e.getMessage();
return;
}
valid = true;
}
public static String fetchTag(org.w3c.dom.Element element, String tag)
{
try {
org.w3c.dom.NodeList elements = element.getElementsByTagName(tag);
int numElements = elements.getLength();
if (numElements > 0) {
org.w3c.dom.Element e = (org.w3c.dom.Element)elements.item(0);
if (e.hasChildNodes()) {
return e.getFirstChild().getNodeValue();
}
}
} catch (Throwable t) {
Log.warning(t.getMessage());
// t.printStackTrace();
}
return null;
}
public boolean inArray(final String [] theArray, final String theString)
{
if ( theString == null ) return false;
for ( String str : theArray ) {
if ( theString.equals(str) ) return true;
}
return false;
}
static final String fatalMessage =
"<?xml version=\"1.0\" encoding=\"UTF-8\"?>\n" +
"<imsx_POXEnvelopeResponse xmlns = \"http://www.imsglobal.org/services/ltiv1p1/xsd/imsoms_v1p0\">\n" +
" <imsx_POXHeader>\n" +
" <imsx_POXResponseHeaderInfo>\n" +
" <imsx_version>V1.0</imsx_version>\n" +
" <imsx_messageIdentifier>%s</imsx_messageIdentifier>\n" +
" <imsx_statusInfo>\n" +
" <imsx_codeMajor>failure</imsx_codeMajor>\n" +
" <imsx_severity>error</imsx_severity>\n" +
" <imsx_description>%s</imsx_description>\n" +
" </imsx_statusInfo>\n" +
" </imsx_POXResponseHeaderInfo>\n" +
" </imsx_POXHeader>\n" +
" <imsx_POXBody/>\n" +
"</imsx_POXEnvelopeResponse>";
public static String getFatalResponse(String description)
{
Date dt = new Date();
String messageId = ""+dt.getTime();
return String.format(fatalMessage,
StringEscapeUtils.escapeXml(messageId),
StringEscapeUtils.escapeXml(description));
}
static final String responseMessage =
"<?xml version=\"1.0\" encoding=\"UTF-8\"?>\n" +
"<imsx_POXEnvelopeResponse xmlns = \"http://www.imsglobal.org/services/ltiv1p1/xsd/imsoms_v1p0\">\n" +
" <imsx_POXHeader>\n" +
" <imsx_POXResponseHeaderInfo>\n" +
" <imsx_version>V1.0</imsx_version>\n" +
" <imsx_messageIdentifier>%s</imsx_messageIdentifier>\n" +
" <imsx_statusInfo>\n" +
" <imsx_codeMajor>%s</imsx_codeMajor>\n" +
" <imsx_severity>%s</imsx_severity>\n" +
" <imsx_description>%s</imsx_description>\n" +
" <imsx_messageRefIdentifier>%s</imsx_messageRefIdentifier>\n" +
" <imsx_operationRefIdentifier>%s</imsx_operationRefIdentifier>" +
"%s\n"+
" </imsx_statusInfo>\n" +
" </imsx_POXResponseHeaderInfo>\n" +
" </imsx_POXHeader>\n" +
" <imsx_POXBody>\n" +
"%s%s"+
" </imsx_POXBody>\n" +
"</imsx_POXEnvelopeResponse>";
public String getResponseUnsupported(String desc)
{
return getResponse(desc, MAJOR_UNSUPPORTED, null, null, null, null);
}
public String getResponseFailure(String desc, Properties minor)
{
return getResponse(desc, null, null, null, minor, null);
}
public String getResponseSuccess(String desc, String bodyString)
{
return getResponse(desc, MAJOR_SUCCESS, null, null, null, bodyString);
}
public String getResponse(String description, String major, String severity,
String messageId, Properties minor, String bodyString)
{
StringBuffer internalError = new StringBuffer();
if ( major == null ) major = MAJOR_FAILURE;
if ( severity == null && MAJOR_PROCESSING.equals(major) ) severity = SEVERITY_STATUS;
if ( severity == null && MAJOR_SUCCESS.equals(major) ) severity = SEVERITY_STATUS;
if ( severity == null ) severity = SEVERITY_ERROR;
if ( messageId == null ) {
Date dt = new Date();
messageId = ""+dt.getTime();
}
StringBuffer sb = new StringBuffer();
if ( minor != null && minor.size() > 0 ) {
for(Object okey : minor.keySet() ) {
String key = (String) okey;
String value = minor.getProperty(key);
if ( key == null || value == null ) continue;
if ( !inArray(validMinor, value) ) {
if ( internalError.length() > 0 ) sb.append(", ");
internalError.append("Invalid imsx_codeMinorFieldValue="+major);
continue;
}
if ( sb.length() == 0 ) sb.append("\n <imsx_codeMinor>\n");
sb.append(" <imsx_codeMinorField>\n <imsx_codeMinorFieldName>");
sb.append(key);
sb.append("</imsx_codeMinorFieldName>\n <imsx_codeMinorFieldValue>");
sb.append(StringEscapeUtils.escapeXml(value));
sb.append("</imsx_codeMinorFieldValue>\n </imsx_codeMinorField>\n");
}
if ( sb.length() > 0 ) sb.append(" </imsx_codeMinor>");
}
String minorString = sb.toString();
if ( ! inArray(validMajor, major) ) {
if ( internalError.length() > 0 ) sb.append(", ");
internalError.append("Invalid imsx_codeMajor="+major);
}
if ( ! inArray(validSeverity, severity) ) {
if ( internalError.length() > 0 ) sb.append(", ");
internalError.append("Invalid imsx_severity="+major);
}
if ( internalError.length() > 0 ) {
description = description + " (Internal error: " + internalError.toString() + ")";
Log.warning(internalError.toString());
}
if ( bodyString == null ) bodyString = "";
// Trim off XML header
if ( bodyString.startsWith("<?xml") ) {
int pos = bodyString.indexOf("<",1);
if ( pos > 0 ) bodyString = bodyString.substring(pos);
}
bodyString = bodyString.trim();
String newLine = "";
if ( bodyString.length() > 0 ) newLine = "\n";
return String.format(responseMessage,
StringEscapeUtils.escapeXml(messageId),
StringEscapeUtils.escapeXml(major),
StringEscapeUtils.escapeXml(severity),
StringEscapeUtils.escapeXml(description),
StringEscapeUtils.escapeXml(getHeaderMessageIdentifier()),
StringEscapeUtils.escapeXml(operation),
StringEscapeUtils.escapeXml(minorString),
bodyString, newLine);
}
/** Unit Tests */
static final String inputTestData = "<?xml version = \"1.0\" encoding = \"UTF-8\"?>\n" +
"<imsx_POXEnvelopeRequest xmlns = \"http://www.imsglobal.org/services/ltiv1p1/xsd/imsoms_v1p0\">\n" +
"<imsx_POXHeader>\n" +
"<imsx_POXRequestHeaderInfo>\n" +
"<imsx_version>V1.0</imsx_version>\n" +
"<imsx_messageIdentifier>999999123</imsx_messageIdentifier>\n" +
"</imsx_POXRequestHeaderInfo>\n" +
"</imsx_POXHeader>\n" +
"<imsx_POXBody>\n" +
"<replaceResultRequest>\n" +
"<resultRecord>\n" +
"<sourcedGUID>\n" +
"<sourcedId>3124567</sourcedId>\n" +
"</sourcedGUID>\n" +
"<result>\n" +
"<resultScore>\n" +
"<language>en-us</language>\n" +
"<textString>A</textString>\n" +
"</resultScore>\n" +
"</result>\n" +
"</resultRecord>\n" +
"</replaceResultRequest>\n" +
"</imsx_POXBody>\n" +
"</imsx_POXEnvelopeRequest>";
public static void runTest() {
System.out.println("Runnig test.");
IMSPOXRequest pox = new IMSPOXRequest(inputTestData);
System.out.println("Version = "+pox.getHeaderVersion());
System.out.println("Operation = "+pox.getOperation());
Map<String,String> bodyMap = pox.getBodyMap();
String guid = bodyMap.get("/resultRecord/sourcedGUID/sourcedId");
System.out.println("guid="+guid);
String grade = bodyMap.get("/resultRecord/result/resultScore/textString");
System.out.println("grade="+grade);
String desc = "Message received and validated operation="+pox.getOperation()+
" guid="+guid+" grade="+grade;
String output = pox.getResponseUnsupported(desc);
System.out.println("---- Unsupported ----");
System.out.println(output);
Properties props = new Properties();
props.setProperty("fred","zap");
props.setProperty("sam",IMSPOXRequest.MINOR_IDALLOC);
System.out.println("---- Generate Log Error ----");
output = pox.getResponseFailure(desc,props);
System.out.println("---- Failure ----");
System.out.println(output);
Map<String, Object> theMap = new TreeMap<String, Object> ();
theMap.put("/readMembershipResponse/membershipRecord/sourcedId", "123course456");
List<Map<String,String>> lm = new ArrayList<Map<String,String>>();
Map<String,String> mm = new TreeMap<String,String>();
mm.put("/personSourcedId","123user456");
mm.put("/role/roleType","Learner");
lm.add(mm);
mm = new TreeMap<String,String>();
mm.put("/personSourcedId","789user123");
mm.put("/role/roleType","Instructor");
lm.add(mm);
theMap.put("/readMembershipResponse/membershipRecord/membership/member", lm);
String theXml = XMLMap.getXMLFragment(theMap, true);
// System.out.println("th="+theXml);
output = pox.getResponseSuccess(desc,theXml);
System.out.println("---- Success String ----");
System.out.println(output);
}
/*
roleType:
Learner
Instructor
ContentDeveloper
Member
Manager
Mentor
Administrator
TeachingAssistant
fieldType:
Boolean
Integer
Real
String
<readMembershipResponse
xmlns="http://www.imsglobal.org/services/lis/mms2p0/wsdl11/sync/imsmms_v2p0">
<membershipRecord>
<sourcedId>GUID.TYPE</sourcedId>
<membership>
<collectionSourcedId>GUID.TYPE</collectionSourcedId>
<membershipIdType>MEMBERSHIPIDTYPE.TYPE</membershipIdType>
<member>
<personSourcedId>GUID.TYPE</personSourcedId>
<role>
<roleType>STRING</roleType>
<subRole>STRING</subRole>
<timeFrame>
<begin>DATETIME</begin>
<end>DATETIME</end>
<restrict>BOOLEAN</restrict>
<adminPeriod>
<language>LANGUAGESET.TYPE</language>
<textString>STRING</textString>
</adminPeriod>
</timeFrame>
<status>STATUS.TYPE</status>
<dateTime>DATETIME</dateTime>
<dataSource>GUID.TYPE</dataSource>
<recordInfo>
<extensionField>
<fieldName>STRING</fieldName>
<fieldType>FIELDTYPE.TYPE</fieldType>
<fieldValue>STRING</fieldValue>
</extensionField>
</recordInfo>
<extension>
<extensionField>
<fieldName>STRING</fieldName>
<fieldType>FIELDTYPE.TYPE</fieldType>
<fieldValue>STRING</fieldValue>
</extensionField>
</extension>
</role>
</member>
<creditHours>INTEGER</creditHours>
<dataSource>GUID.TYPE</dataSource>
</membership>
</membershipRecord>
</readMembershipResponse>
*/
}

18
bbb-lti/test/unit/BigbluebuttonServiceTests.groovy
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@ -1,3 +1,21 @@
/*
BigBlueButton open source conferencing system - http://www.bigbluebutton.org/
Copyright (c) 2012 BigBlueButton Inc. and by respective authors (see below).
This program is free software; you can redistribute it and/or modify it under the
terms of the GNU Lesser General Public License as published by the Free Software
Foundation; either version 3.0 of the License, or (at your option) any later
version.
BigBlueButton is distributed in the hope that it will be useful, but WITHOUT ANY
WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A
PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public License along
with BigBlueButton; if not, see <http://www.gnu.org/licenses/>.
*/
import grails.test.*
class BigbluebuttonServiceTests extends GrailsUnitTestCase {

18
bbb-lti/test/unit/LtiServiceTests.groovy
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@ -1,3 +1,21 @@
/*
BigBlueButton open source conferencing system - http://www.bigbluebutton.org/
Copyright (c) 2012 BigBlueButton Inc. and by respective authors (see below).
This program is free software; you can redistribute it and/or modify it under the
terms of the GNU Lesser General Public License as published by the Free Software
Foundation; either version 3.0 of the License, or (at your option) any later
version.
BigBlueButton is distributed in the hope that it will be useful, but WITHOUT ANY
WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A
PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public License along
with BigBlueButton; if not, see <http://www.gnu.org/licenses/>.
*/
import grails.test.*
class LtiServiceTests extends GrailsUnitTestCase {

18
bbb-lti/test/unit/ToolControllerTests.groovy
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@ -1,3 +1,21 @@
/*
BigBlueButton open source conferencing system - http://www.bigbluebutton.org/
Copyright (c) 2012 BigBlueButton Inc. and by respective authors (see below).
This program is free software; you can redistribute it and/or modify it under the
terms of the GNU Lesser General Public License as published by the Free Software
Foundation; either version 3.0 of the License, or (at your option) any later
version.
BigBlueButton is distributed in the hope that it will be useful, but WITHOUT ANY
WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A
PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public License along
with BigBlueButton; if not, see <http://www.gnu.org/licenses/>.
*/
import grails.test.*
class ToolControllerTests extends ControllerUnitTestCase {

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bigbluebutton-web/src/java/org/bigbluebutton/api/MeetingService.java
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@ -86,7 +86,7 @@ public class MeetingService {
log.debug("Storing Meeting with internal id:" + m.getInternalId());
meetings.put(m.getInternalId(), m);
if (m.isRecord()) {
Map<String,String> metadata=new HashMap<String,String>();
Map<String,String> metadata=new LinkedHashMap<String,String>();
metadata.putAll(m.getMetadata());
//TODO: Need a better way to store these values for recordings
metadata.put("meetingId", m.getExternalId());

3
labs/html5-embed/README Normal file
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@ -0,0 +1,3 @@
Experimental HTML5 client embedding BigBlueButton Flash Client.

303
labs/html5-embed/public/css/font-awesome.css vendored Executable file
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@ -0,0 +1,303 @@
/* Font Awesome
the iconic font designed for use with Twitter Bootstrap
-------------------------------------------------------
The full suite of pictographic icons, examples, and documentation
can be found at: http://fortawesome.github.com/Font-Awesome/
License
-------------------------------------------------------
The Font Awesome webfont, CSS, and LESS files are licensed under CC BY 3.0:
http://creativecommons.org/licenses/by/3.0/ A mention of
'Font Awesome - http://fortawesome.github.com/Font-Awesome' in human-readable
source code is considered acceptable attribution (most common on the web).
If human readable source code is not available to the end user, a mention in
an 'About' or 'Credits' screen is considered acceptable (most common in desktop
or mobile software).
Contact
-------------------------------------------------------
Email: dave@davegandy.com
Twitter: http://twitter.com/fortaweso_me
Work: http://lemonwi.se co-founder
*/
@font-face {
font-family: "FontAwesome";
src: url('../font/fontawesome-webfont.eot');
src: url('../font/fontawesome-webfont.eot?#iefix') format('eot'), url('../font/fontawesome-webfont.woff') format('woff'), url('../font/fontawesome-webfont.ttf') format('truetype'), url('../font/fontawesome-webfont.svg#FontAwesome') format('svg');
font-weight: normal;
font-style: normal;
}
/* Font Awesome styles
------------------------------------------------------- */
[class^="icon-"]:before, [class*=" icon-"]:before {
font-family: FontAwesome;
font-weight: normal;
font-style: normal;
display: inline-block;
text-decoration: inherit;
}
a [class^="icon-"], a [class*=" icon-"] {
display: inline-block;
text-decoration: inherit;
}
/* makes the font 33% larger relative to the icon container */
.icon-large:before {
vertical-align: top;
font-size: 1.3333333333333333em;
}
.btn [class^="icon-"], .btn [class*=" icon-"] {
/* keeps button heights with and without icons the same */
line-height: .9em;
}
li [class^="icon-"], li [class*=" icon-"] {
display: inline-block;
width: 1.25em;
text-align: center;
}
li .icon-large[class^="icon-"], li .icon-large[class*=" icon-"] {
/* 1.5 increased font size for icon-large * 1.25 width */
width: 1.875em;
}
li[class^="icon-"], li[class*=" icon-"] {
margin-left: 0;
list-style-type: none;
}
li[class^="icon-"]:before, li[class*=" icon-"]:before {
text-indent: -2em;
text-align: center;
}
li[class^="icon-"].icon-large:before, li[class*=" icon-"].icon-large:before {
text-indent: -1.3333333333333333em;
}
/* Font Awesome uses the Unicode Private Use Area (PUA) to ensure screen
readers do not read off random characters that represent icons */
.icon-glass:before { content: "\f000"; }
.icon-music:before { content: "\f001"; }
.icon-search:before { content: "\f002"; }
.icon-envelope:before { content: "\f003"; }
.icon-heart:before { content: "\f004"; }
.icon-star:before { content: "\f005"; }
.icon-star-empty:before { content: "\f006"; }
.icon-user:before { content: "\f007"; }
.icon-film:before { content: "\f008"; }
.icon-th-large:before { content: "\f009"; }
.icon-th:before { content: "\f00a"; }
.icon-th-list:before { content: "\f00b"; }
.icon-ok:before { content: "\f00c"; }
.icon-remove:before { content: "\f00d"; }
.icon-zoom-in:before { content: "\f00e"; }
.icon-zoom-out:before { content: "\f010"; }
.icon-off:before { content: "\f011"; }
.icon-signal:before { content: "\f012"; }
.icon-cog:before { content: "\f013"; }
.icon-trash:before { content: "\f014"; }
.icon-home:before { content: "\f015"; }
.icon-file:before { content: "\f016"; }
.icon-time:before { content: "\f017"; }
.icon-road:before { content: "\f018"; }
.icon-download-alt:before { content: "\f019"; }
.icon-download:before { content: "\f01a"; }
.icon-upload:before { content: "\f01b"; }
.icon-inbox:before { content: "\f01c"; }
.icon-play-circle:before { content: "\f01d"; }
.icon-repeat:before { content: "\f01e"; }
/* \f020 doesn't work in Safari. all shifted one down */
.icon-refresh:before { content: "\f021"; }
.icon-list-alt:before { content: "\f022"; }
.icon-lock:before { content: "\f023"; }
.icon-flag:before { content: "\f024"; }
.icon-headphones:before { content: "\f025"; }
.icon-volume-off:before { content: "\f026"; }
.icon-volume-down:before { content: "\f027"; }
.icon-volume-up:before { content: "\f028"; }
.icon-qrcode:before { content: "\f029"; }
.icon-barcode:before { content: "\f02a"; }
.icon-tag:before { content: "\f02b"; }
.icon-tags:before { content: "\f02c"; }
.icon-book:before { content: "\f02d"; }
.icon-bookmark:before { content: "\f02e"; }
.icon-print:before { content: "\f02f"; }
.icon-camera:before { content: "\f030"; }
.icon-font:before { content: "\f031"; }
.icon-bold:before { content: "\f032"; }
.icon-italic:before { content: "\f033"; }
.icon-text-height:before { content: "\f034"; }
.icon-text-width:before { content: "\f035"; }
.icon-align-left:before { content: "\f036"; }
.icon-align-center:before { content: "\f037"; }
.icon-align-right:before { content: "\f038"; }
.icon-align-justify:before { content: "\f039"; }
.icon-list:before { content: "\f03a"; }
.icon-indent-left:before { content: "\f03b"; }
.icon-indent-right:before { content: "\f03c"; }
.icon-facetime-video:before { content: "\f03d"; }
.icon-picture:before { content: "\f03e"; }
.icon-pencil:before { content: "\f040"; }
.icon-map-marker:before { content: "\f041"; }
.icon-adjust:before { content: "\f042"; }
.icon-tint:before { content: "\f043"; }
.icon-edit:before { content: "\f044"; }
.icon-share:before { content: "\f045"; }
.icon-check:before { content: "\f046"; }
.icon-move:before { content: "\f047"; }
.icon-step-backward:before { content: "\f048"; }
.icon-fast-backward:before { content: "\f049"; }
.icon-backward:before { content: "\f04a"; }
.icon-play:before { content: "\f04b"; }
.icon-pause:before { content: "\f04c"; }
.icon-stop:before { content: "\f04d"; }
.icon-forward:before { content: "\f04e"; }
.icon-fast-forward:before { content: "\f050"; }
.icon-step-forward:before { content: "\f051"; }
.icon-eject:before { content: "\f052"; }
.icon-chevron-left:before { content: "\f053"; }
.icon-chevron-right:before { content: "\f054"; }
.icon-plus-sign:before { content: "\f055"; }
.icon-minus-sign:before { content: "\f056"; }
.icon-remove-sign:before { content: "\f057"; }
.icon-ok-sign:before { content: "\f058"; }
.icon-question-sign:before { content: "\f059"; }
.icon-info-sign:before { content: "\f05a"; }
.icon-screenshot:before { content: "\f05b"; }
.icon-remove-circle:before { content: "\f05c"; }
.icon-ok-circle:before { content: "\f05d"; }
.icon-ban-circle:before { content: "\f05e"; }
.icon-arrow-left:before { content: "\f060"; }
.icon-arrow-right:before { content: "\f061"; }
.icon-arrow-up:before { content: "\f062"; }
.icon-arrow-down:before { content: "\f063"; }
.icon-share-alt:before { content: "\f064"; }
.icon-resize-full:before { content: "\f065"; }
.icon-resize-small:before { content: "\f066"; }
.icon-plus:before { content: "\f067"; }
.icon-minus:before { content: "\f068"; }
.icon-asterisk:before { content: "\f069"; }
.icon-exclamation-sign:before { content: "\f06a"; }
.icon-gift:before { content: "\f06b"; }
.icon-leaf:before { content: "\f06c"; }
.icon-fire:before { content: "\f06d"; }
.icon-eye-open:before { content: "\f06e"; }
.icon-eye-close:before { content: "\f070"; }
.icon-warning-sign:before { content: "\f071"; }
.icon-plane:before { content: "\f072"; }
.icon-calendar:before { content: "\f073"; }
.icon-random:before { content: "\f074"; }
.icon-comment:before { content: "\f075"; }
.icon-magnet:before { content: "\f076"; }
.icon-chevron-up:before { content: "\f077"; }
.icon-chevron-down:before { content: "\f078"; }
.icon-retweet:before { content: "\f079"; }
.icon-shopping-cart:before { content: "\f07a"; }
.icon-folder-close:before { content: "\f07b"; }
.icon-folder-open:before { content: "\f07c"; }
.icon-resize-vertical:before { content: "\f07d"; }
.icon-resize-horizontal:before { content: "\f07e"; }
.icon-bar-chart:before { content: "\f080"; }
.icon-twitter-sign:before { content: "\f081"; }
.icon-facebook-sign:before { content: "\f082"; }
.icon-camera-retro:before { content: "\f083"; }
.icon-key:before { content: "\f084"; }
.icon-cogs:before { content: "\f085"; }
.icon-comments:before { content: "\f086"; }
.icon-thumbs-up:before { content: "\f087"; }
.icon-thumbs-down:before { content: "\f088"; }
.icon-star-half:before { content: "\f089"; }
.icon-heart-empty:before { content: "\f08a"; }
.icon-signout:before { content: "\f08b"; }
.icon-linkedin-sign:before { content: "\f08c"; }
.icon-pushpin:before { content: "\f08d"; }
.icon-external-link:before { content: "\f08e"; }
.icon-signin:before { content: "\f090"; }
.icon-trophy:before { content: "\f091"; }
.icon-github-sign:before { content: "\f092"; }
.icon-upload-alt:before { content: "\f093"; }
.icon-lemon:before { content: "\f094"; }
.icon-phone:before { content: "\f095"; }
.icon-check-empty:before { content: "\f096"; }
.icon-bookmark-empty:before { content: "\f097"; }
.icon-phone-sign:before { content: "\f098"; }
.icon-twitter:before { content: "\f099"; }
.icon-facebook:before { content: "\f09a"; }
.icon-github:before { content: "\f09b"; }
.icon-unlock:before { content: "\f09c"; }
.icon-credit-card:before { content: "\f09d"; }
.icon-rss:before { content: "\f09e"; }
.icon-hdd:before { content: "\f0a0"; }
.icon-bullhorn:before { content: "\f0a1"; }
.icon-bell:before { content: "\f0a2"; }
.icon-certificate:before { content: "\f0a3"; }
.icon-hand-right:before { content: "\f0a4"; }
.icon-hand-left:before { content: "\f0a5"; }
.icon-hand-up:before { content: "\f0a6"; }
.icon-hand-down:before { content: "\f0a7"; }
.icon-circle-arrow-left:before { content: "\f0a8"; }
.icon-circle-arrow-right:before { content: "\f0a9"; }
.icon-circle-arrow-up:before { content: "\f0aa"; }
.icon-circle-arrow-down:before { content: "\f0ab"; }
.icon-globe:before { content: "\f0ac"; }
.icon-wrench:before { content: "\f0ad"; }
.icon-tasks:before { content: "\f0ae"; }
.icon-filter:before { content: "\f0b0"; }
.icon-briefcase:before { content: "\f0b1"; }
.icon-fullscreen:before { content: "\f0b2"; }
.icon-group:before { content: "\f0c0"; }
.icon-link:before { content: "\f0c1"; }
.icon-cloud:before { content: "\f0c2"; }
.icon-beaker:before { content: "\f0c3"; }
.icon-cut:before { content: "\f0c4"; }
.icon-copy:before { content: "\f0c5"; }
.icon-paper-clip:before { content: "\f0c6"; }
.icon-save:before { content: "\f0c7"; }
.icon-sign-blank:before { content: "\f0c8"; }
.icon-reorder:before { content: "\f0c9"; }
.icon-list-ul:before { content: "\f0ca"; }
.icon-list-ol:before { content: "\f0cb"; }
.icon-strikethrough:before { content: "\f0cc"; }
.icon-underline:before { content: "\f0cd"; }
.icon-table:before { content: "\f0ce"; }
.icon-magic:before { content: "\f0d0"; }
.icon-truck:before { content: "\f0d1"; }
.icon-pinterest:before { content: "\f0d2"; }
.icon-pinterest-sign:before { content: "\f0d3"; }
.icon-google-plus-sign:before { content: "\f0d4"; }
.icon-google-plus:before { content: "\f0d5"; }
.icon-money:before { content: "\f0d6"; }
.icon-caret-down:before { content: "\f0d7"; }
.icon-caret-up:before { content: "\f0d8"; }
.icon-caret-left:before { content: "\f0d9"; }
.icon-caret-right:before { content: "\f0da"; }
.icon-columns:before { content: "\f0db"; }
.icon-sort:before { content: "\f0dc"; }
.icon-sort-down:before { content: "\f0dd"; }
.icon-sort-up:before { content: "\f0de"; }
.icon-envelope-alt:before { content: "\f0e0"; }
.icon-linkedin:before { content: "\f0e1"; }
.icon-undo:before { content: "\f0e2"; }
.icon-legal:before { content: "\f0e3"; }
.icon-dashboard:before { content: "\f0e4"; }
.icon-comment-alt:before { content: "\f0e5"; }
.icon-comments-alt:before { content: "\f0e6"; }
.icon-bolt:before { content: "\f0e7"; }
.icon-sitemap:before { content: "\f0e8"; }
.icon-umbrella:before { content: "\f0e9"; }
.icon-paste:before { content: "\f0ea"; }
.icon-user-md:before { content: "\f200"; }

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/*!
* jQuery UI CSS Framework 1.8.22
*
* Copyright 2012, AUTHORS.txt (http://jqueryui.com/about)
* Dual licensed under the MIT or GPL Version 2 licenses.
* http://jquery.org/license
*
* http://docs.jquery.com/UI/Theming/API
*/
/* Layout helpers
----------------------------------*/
.ui-helper-hidden { display: none; }
.ui-helper-hidden-accessible { position: absolute !important; clip: rect(1px 1px 1px 1px); clip: rect(1px,1px,1px,1px); }
.ui-helper-reset { margin: 0; padding: 0; border: 0; outline: 0; line-height: 1.3; text-decoration: none; font-size: 100%; list-style: none; }
.ui-helper-clearfix:before, .ui-helper-clearfix:after { content: ""; display: table; }
.ui-helper-clearfix:after { clear: both; }
.ui-helper-clearfix { zoom: 1; }
.ui-helper-zfix { width: 100%; height: 100%; top: 0; left: 0; position: absolute; opacity: 0; filter:Alpha(Opacity=0); }
/* Interaction Cues
----------------------------------*/
.ui-state-disabled { cursor: default !important; }
/* Icons
----------------------------------*/
/* states and images */
.ui-icon { display: block; text-indent: -99999px; overflow: hidden; background-repeat: no-repeat; }
/* Misc visuals
----------------------------------*/
/* Overlays */
.ui-widget-overlay { position: absolute; top: 0; left: 0; width: 100%; height: 100%; }
/*!
* jQuery UI CSS Framework 1.8.22
*
* Copyright 2012, AUTHORS.txt (http://jqueryui.com/about)
* Dual licensed under the MIT or GPL Version 2 licenses.
* http://jquery.org/license
*
* http://docs.jquery.com/UI/Theming/API
*
* To view and modify this theme, visit http://jqueryui.com/themeroller/?ffDefault=Trebuchet%20MS,%20Tahoma,%20Verdana,%20Arial,%20sans-serif&fwDefault=bold&fsDefault=1.1em&cornerRadius=4px&bgColorHeader=f6a828&bgTextureHeader=12_gloss_wave.png&bgImgOpacityHeader=35&borderColorHeader=e78f08&fcHeader=ffffff&iconColorHeader=ffffff&bgColorContent=eeeeee&bgTextureContent=03_highlight_soft.png&bgImgOpacityContent=100&borderColorContent=dddddd&fcContent=333333&iconColorContent=222222&bgColorDefault=f6f6f6&bgTextureDefault=02_glass.png&bgImgOpacityDefault=100&borderColorDefault=cccccc&fcDefault=1c94c4&iconColorDefault=ef8c08&bgColorHover=fdf5ce&bgTextureHover=02_glass.png&bgImgOpacityHover=100&borderColorHover=fbcb09&fcHover=c77405&iconColorHover=ef8c08&bgColorActive=ffffff&bgTextureActive=02_glass.png&bgImgOpacityActive=65&borderColorActive=fbd850&fcActive=eb8f00&iconColorActive=ef8c08&bgColorHighlight=ffe45c&bgTextureHighlight=03_highlight_soft.png&bgImgOpacityHighlight=75&borderColorHighlight=fed22f&fcHighlight=363636&iconColorHighlight=228ef1&bgColorError=b81900&bgTextureError=08_diagonals_thick.png&bgImgOpacityError=18&borderColorError=cd0a0a&fcError=ffffff&iconColorError=ffd27a&bgColorOverlay=666666&bgTextureOverlay=08_diagonals_thick.png&bgImgOpacityOverlay=20&opacityOverlay=50&bgColorShadow=000000&bgTextureShadow=01_flat.png&bgImgOpacityShadow=10&opacityShadow=20&thicknessShadow=5px&offsetTopShadow=-5px&offsetLeftShadow=-5px&cornerRadiusShadow=5px
*/
/* Component containers
----------------------------------*/
.ui-widget { font-family: Trebuchet MS, Tahoma, Verdana, Arial, sans-serif; font-size: 1.1em; }
.ui-widget .ui-widget { font-size: 1em; }
.ui-widget input, .ui-widget select, .ui-widget textarea, .ui-widget button { font-family: Trebuchet MS, Tahoma, Verdana, Arial, sans-serif; font-size: 1em; }
.ui-widget-content { border: 1px solid #dddddd; background: #eeeeee url(images/ui-bg_highlight-soft_100_eeeeee_1x100.png) 50% top repeat-x; color: #333333; }
.ui-widget-content a { color: #333333; }
.ui-widget-header { border: 1px solid #e78f08; background: #f6a828 url(images/ui-bg_gloss-wave_35_f6a828_500x100.png) 50% 50% repeat-x; color: #ffffff; font-weight: bold; }
.ui-widget-header a { color: #ffffff; }
/* Interaction states
----------------------------------*/
.ui-state-default, .ui-widget-content .ui-state-default, .ui-widget-header .ui-state-default { border: 1px solid #cccccc; background: #f6f6f6 url(images/ui-bg_glass_100_f6f6f6_1x400.png) 50% 50% repeat-x; font-weight: bold; color: #1c94c4; }
.ui-state-default a, .ui-state-default a:link, .ui-state-default a:visited { color: #1c94c4; text-decoration: none; }
.ui-state-hover, .ui-widget-content .ui-state-hover, .ui-widget-header .ui-state-hover, .ui-state-focus, .ui-widget-content .ui-state-focus, .ui-widget-header .ui-state-focus { border: 1px solid #fbcb09; background: #fdf5ce url(images/ui-bg_glass_100_fdf5ce_1x400.png) 50% 50% repeat-x; font-weight: bold; color: #c77405; }
.ui-state-hover a, .ui-state-hover a:hover { color: #c77405; text-decoration: none; }
.ui-state-active, .ui-widget-content .ui-state-active, .ui-widget-header .ui-state-active { border: 1px solid #fbd850; background: #ffffff url(images/ui-bg_glass_65_ffffff_1x400.png) 50% 50% repeat-x; font-weight: bold; color: #eb8f00; }
.ui-state-active a, .ui-state-active a:link, .ui-state-active a:visited { color: #eb8f00; text-decoration: none; }
.ui-widget :active { outline: none; }
/* Interaction Cues
----------------------------------*/
.ui-state-highlight, .ui-widget-content .ui-state-highlight, .ui-widget-header .ui-state-highlight {border: 1px solid #fed22f; background: #ffe45c url(images/ui-bg_highlight-soft_75_ffe45c_1x100.png) 50% top repeat-x; color: #363636; }
.ui-state-highlight a, .ui-widget-content .ui-state-highlight a,.ui-widget-header .ui-state-highlight a { color: #363636; }
.ui-state-error, .ui-widget-content .ui-state-error, .ui-widget-header .ui-state-error {border: 1px solid #cd0a0a; background: #b81900 url(images/ui-bg_diagonals-thick_18_b81900_40x40.png) 50% 50% repeat; color: #ffffff; }
.ui-state-error a, .ui-widget-content .ui-state-error a, .ui-widget-header .ui-state-error a { color: #ffffff; }
.ui-state-error-text, .ui-widget-content .ui-state-error-text, .ui-widget-header .ui-state-error-text { color: #ffffff; }
.ui-priority-primary, .ui-widget-content .ui-priority-primary, .ui-widget-header .ui-priority-primary { font-weight: bold; }
.ui-priority-secondary, .ui-widget-content .ui-priority-secondary, .ui-widget-header .ui-priority-secondary { opacity: .7; filter:Alpha(Opacity=70); font-weight: normal; }
.ui-state-disabled, .ui-widget-content .ui-state-disabled, .ui-widget-header .ui-state-disabled { opacity: .35; filter:Alpha(Opacity=35); background-image: none; }
/* Icons
----------------------------------*/
/* states and images */
.ui-icon { width: 16px; height: 16px; background-image: url(images/ui-icons_222222_256x240.png); }
.ui-widget-content .ui-icon {background-image: url(images/ui-icons_222222_256x240.png); }
.ui-widget-header .ui-icon {background-image: url(images/ui-icons_ffffff_256x240.png); }
.ui-state-default .ui-icon { background-image: url(images/ui-icons_ef8c08_256x240.png); }
.ui-state-hover .ui-icon, .ui-state-focus .ui-icon {background-image: url(images/ui-icons_ef8c08_256x240.png); }
.ui-state-active .ui-icon {background-image: url(images/ui-icons_ef8c08_256x240.png); }
.ui-state-highlight .ui-icon {background-image: url(images/ui-icons_228ef1_256x240.png); }
.ui-state-error .ui-icon, .ui-state-error-text .ui-icon {background-image: url(images/ui-icons_ffd27a_256x240.png); }
/* positioning */
.ui-icon-carat-1-n { background-position: 0 0; }
.ui-icon-carat-1-ne { background-position: -16px 0; }
.ui-icon-carat-1-e { background-position: -32px 0; }
.ui-icon-carat-1-se { background-position: -48px 0; }
.ui-icon-carat-1-s { background-position: -64px 0; }
.ui-icon-carat-1-sw { background-position: -80px 0; }
.ui-icon-carat-1-w { background-position: -96px 0; }
.ui-icon-carat-1-nw { background-position: -112px 0; }
.ui-icon-carat-2-n-s { background-position: -128px 0; }
.ui-icon-carat-2-e-w { background-position: -144px 0; }
.ui-icon-triangle-1-n { background-position: 0 -16px; }
.ui-icon-triangle-1-ne { background-position: -16px -16px; }
.ui-icon-triangle-1-e { background-position: -32px -16px; }
.ui-icon-triangle-1-se { background-position: -48px -16px; }
.ui-icon-triangle-1-s { background-position: -64px -16px; }
.ui-icon-triangle-1-sw { background-position: -80px -16px; }
.ui-icon-triangle-1-w { background-position: -96px -16px; }
.ui-icon-triangle-1-nw { background-position: -112px -16px; }
.ui-icon-triangle-2-n-s { background-position: -128px -16px; }
.ui-icon-triangle-2-e-w { background-position: -144px -16px; }
.ui-icon-arrow-1-n { background-position: 0 -32px; }
.ui-icon-arrow-1-ne { background-position: -16px -32px; }
.ui-icon-arrow-1-e { background-position: -32px -32px; }
.ui-icon-arrow-1-se { background-position: -48px -32px; }
.ui-icon-arrow-1-s { background-position: -64px -32px; }
.ui-icon-arrow-1-sw { background-position: -80px -32px; }
.ui-icon-arrow-1-w { background-position: -96px -32px; }
.ui-icon-arrow-1-nw { background-position: -112px -32px; }
.ui-icon-arrow-2-n-s { background-position: -128px -32px; }
.ui-icon-arrow-2-ne-sw { background-position: -144px -32px; }
.ui-icon-arrow-2-e-w { background-position: -160px -32px; }
.ui-icon-arrow-2-se-nw { background-position: -176px -32px; }
.ui-icon-arrowstop-1-n { background-position: -192px -32px; }
.ui-icon-arrowstop-1-e { background-position: -208px -32px; }
.ui-icon-arrowstop-1-s { background-position: -224px -32px; }
.ui-icon-arrowstop-1-w { background-position: -240px -32px; }
.ui-icon-arrowthick-1-n { background-position: 0 -48px; }
.ui-icon-arrowthick-1-ne { background-position: -16px -48px; }
.ui-icon-arrowthick-1-e { background-position: -32px -48px; }
.ui-icon-arrowthick-1-se { background-position: -48px -48px; }
.ui-icon-arrowthick-1-s { background-position: -64px -48px; }
.ui-icon-arrowthick-1-sw { background-position: -80px -48px; }
.ui-icon-arrowthick-1-w { background-position: -96px -48px; }
.ui-icon-arrowthick-1-nw { background-position: -112px -48px; }
.ui-icon-arrowthick-2-n-s { background-position: -128px -48px; }
.ui-icon-arrowthick-2-ne-sw { background-position: -144px -48px; }
.ui-icon-arrowthick-2-e-w { background-position: -160px -48px; }
.ui-icon-arrowthick-2-se-nw { background-position: -176px -48px; }
.ui-icon-arrowthickstop-1-n { background-position: -192px -48px; }
.ui-icon-arrowthickstop-1-e { background-position: -208px -48px; }
.ui-icon-arrowthickstop-1-s { background-position: -224px -48px; }
.ui-icon-arrowthickstop-1-w { background-position: -240px -48px; }
.ui-icon-arrowreturnthick-1-w { background-position: 0 -64px; }
.ui-icon-arrowreturnthick-1-n { background-position: -16px -64px; }
.ui-icon-arrowreturnthick-1-e { background-position: -32px -64px; }
.ui-icon-arrowreturnthick-1-s { background-position: -48px -64px; }
.ui-icon-arrowreturn-1-w { background-position: -64px -64px; }
.ui-icon-arrowreturn-1-n { background-position: -80px -64px; }
.ui-icon-arrowreturn-1-e { background-position: -96px -64px; }
.ui-icon-arrowreturn-1-s { background-position: -112px -64px; }
.ui-icon-arrowrefresh-1-w { background-position: -128px -64px; }
.ui-icon-arrowrefresh-1-n { background-position: -144px -64px; }
.ui-icon-arrowrefresh-1-e { background-position: -160px -64px; }
.ui-icon-arrowrefresh-1-s { background-position: -176px -64px; }
.ui-icon-arrow-4 { background-position: 0 -80px; }
.ui-icon-arrow-4-diag { background-position: -16px -80px; }
.ui-icon-extlink { background-position: -32px -80px; }
.ui-icon-newwin { background-position: -48px -80px; }
.ui-icon-refresh { background-position: -64px -80px; }
.ui-icon-shuffle { background-position: -80px -80px; }
.ui-icon-transfer-e-w { background-position: -96px -80px; }
.ui-icon-transferthick-e-w { background-position: -112px -80px; }
.ui-icon-folder-collapsed { background-position: 0 -96px; }
.ui-icon-folder-open { background-position: -16px -96px; }
.ui-icon-document { background-position: -32px -96px; }
.ui-icon-document-b { background-position: -48px -96px; }
.ui-icon-note { background-position: -64px -96px; }
.ui-icon-mail-closed { background-position: -80px -96px; }
.ui-icon-mail-open { background-position: -96px -96px; }
.ui-icon-suitcase { background-position: -112px -96px; }
.ui-icon-comment { background-position: -128px -96px; }
.ui-icon-person { background-position: -144px -96px; }
.ui-icon-print { background-position: -160px -96px; }
.ui-icon-trash { background-position: -176px -96px; }
.ui-icon-locked { background-position: -192px -96px; }
.ui-icon-unlocked { background-position: -208px -96px; }
.ui-icon-bookmark { background-position: -224px -96px; }
.ui-icon-tag { background-position: -240px -96px; }
.ui-icon-home { background-position: 0 -112px; }
.ui-icon-flag { background-position: -16px -112px; }
.ui-icon-calendar { background-position: -32px -112px; }
.ui-icon-cart { background-position: -48px -112px; }
.ui-icon-pencil { background-position: -64px -112px; }
.ui-icon-clock { background-position: -80px -112px; }
.ui-icon-disk { background-position: -96px -112px; }
.ui-icon-calculator { background-position: -112px -112px; }
.ui-icon-zoomin { background-position: -128px -112px; }
.ui-icon-zoomout { background-position: -144px -112px; }
.ui-icon-search { background-position: -160px -112px; }
.ui-icon-wrench { background-position: -176px -112px; }
.ui-icon-gear { background-position: -192px -112px; }
.ui-icon-heart { background-position: -208px -112px; }
.ui-icon-star { background-position: -224px -112px; }
.ui-icon-link { background-position: -240px -112px; }
.ui-icon-cancel { background-position: 0 -128px; }
.ui-icon-plus { background-position: -16px -128px; }
.ui-icon-plusthick { background-position: -32px -128px; }
.ui-icon-minus { background-position: -48px -128px; }
.ui-icon-minusthick { background-position: -64px -128px; }
.ui-icon-close { background-position: -80px -128px; }
.ui-icon-closethick { background-position: -96px -128px; }
.ui-icon-key { background-position: -112px -128px; }
.ui-icon-lightbulb { background-position: -128px -128px; }
.ui-icon-scissors { background-position: -144px -128px; }
.ui-icon-clipboard { background-position: -160px -128px; }
.ui-icon-copy { background-position: -176px -128px; }
.ui-icon-contact { background-position: -192px -128px; }
.ui-icon-image { background-position: -208px -128px; }
.ui-icon-video { background-position: -224px -128px; }
.ui-icon-script { background-position: -240px -128px; }
.ui-icon-alert { background-position: 0 -144px; }
.ui-icon-info { background-position: -16px -144px; }
.ui-icon-notice { background-position: -32px -144px; }
.ui-icon-help { background-position: -48px -144px; }
.ui-icon-check { background-position: -64px -144px; }
.ui-icon-bullet { background-position: -80px -144px; }
.ui-icon-radio-off { background-position: -96px -144px; }
.ui-icon-radio-on { background-position: -112px -144px; }
.ui-icon-pin-w { background-position: -128px -144px; }
.ui-icon-pin-s { background-position: -144px -144px; }
.ui-icon-play { background-position: 0 -160px; }
.ui-icon-pause { background-position: -16px -160px; }
.ui-icon-seek-next { background-position: -32px -160px; }
.ui-icon-seek-prev { background-position: -48px -160px; }
.ui-icon-seek-end { background-position: -64px -160px; }
.ui-icon-seek-start { background-position: -80px -160px; }
/* ui-icon-seek-first is deprecated, use ui-icon-seek-start instead */
.ui-icon-seek-first { background-position: -80px -160px; }
.ui-icon-stop { background-position: -96px -160px; }
.ui-icon-eject { background-position: -112px -160px; }
.ui-icon-volume-off { background-position: -128px -160px; }
.ui-icon-volume-on { background-position: -144px -160px; }
.ui-icon-power { background-position: 0 -176px; }
.ui-icon-signal-diag { background-position: -16px -176px; }
.ui-icon-signal { background-position: -32px -176px; }
.ui-icon-battery-0 { background-position: -48px -176px; }
.ui-icon-battery-1 { background-position: -64px -176px; }
.ui-icon-battery-2 { background-position: -80px -176px; }
.ui-icon-battery-3 { background-position: -96px -176px; }
.ui-icon-circle-plus { background-position: 0 -192px; }
.ui-icon-circle-minus { background-position: -16px -192px; }
.ui-icon-circle-close { background-position: -32px -192px; }
.ui-icon-circle-triangle-e { background-position: -48px -192px; }
.ui-icon-circle-triangle-s { background-position: -64px -192px; }
.ui-icon-circle-triangle-w { background-position: -80px -192px; }
.ui-icon-circle-triangle-n { background-position: -96px -192px; }
.ui-icon-circle-arrow-e { background-position: -112px -192px; }
.ui-icon-circle-arrow-s { background-position: -128px -192px; }
.ui-icon-circle-arrow-w { background-position: -144px -192px; }
.ui-icon-circle-arrow-n { background-position: -160px -192px; }
.ui-icon-circle-zoomin { background-position: -176px -192px; }
.ui-icon-circle-zoomout { background-position: -192px -192px; }
.ui-icon-circle-check { background-position: -208px -192px; }
.ui-icon-circlesmall-plus { background-position: 0 -208px; }
.ui-icon-circlesmall-minus { background-position: -16px -208px; }
.ui-icon-circlesmall-close { background-position: -32px -208px; }
.ui-icon-squaresmall-plus { background-position: -48px -208px; }
.ui-icon-squaresmall-minus { background-position: -64px -208px; }
.ui-icon-squaresmall-close { background-position: -80px -208px; }
.ui-icon-grip-dotted-vertical { background-position: 0 -224px; }
.ui-icon-grip-dotted-horizontal { background-position: -16px -224px; }
.ui-icon-grip-solid-vertical { background-position: -32px -224px; }
.ui-icon-grip-solid-horizontal { background-position: -48px -224px; }
.ui-icon-gripsmall-diagonal-se { background-position: -64px -224px; }
.ui-icon-grip-diagonal-se { background-position: -80px -224px; }
/* Misc visuals
----------------------------------*/
/* Corner radius */
.ui-corner-all, .ui-corner-top, .ui-corner-left, .ui-corner-tl { -moz-border-radius-topleft: 4px; -webkit-border-top-left-radius: 4px; -khtml-border-top-left-radius: 4px; border-top-left-radius: 4px; }
.ui-corner-all, .ui-corner-top, .ui-corner-right, .ui-corner-tr { -moz-border-radius-topright: 4px; -webkit-border-top-right-radius: 4px; -khtml-border-top-right-radius: 4px; border-top-right-radius: 4px; }
.ui-corner-all, .ui-corner-bottom, .ui-corner-left, .ui-corner-bl { -moz-border-radius-bottomleft: 4px; -webkit-border-bottom-left-radius: 4px; -khtml-border-bottom-left-radius: 4px; border-bottom-left-radius: 4px; }
.ui-corner-all, .ui-corner-bottom, .ui-corner-right, .ui-corner-br { -moz-border-radius-bottomright: 4px; -webkit-border-bottom-right-radius: 4px; -khtml-border-bottom-right-radius: 4px; border-bottom-right-radius: 4px; }
/* Overlays */
.ui-widget-overlay { background: #666666 url(images/ui-bg_diagonals-thick_20_666666_40x40.png) 50% 50% repeat; opacity: .50;filter:Alpha(Opacity=50); }
.ui-widget-shadow { margin: -5px 0 0 -5px; padding: 5px; background: #000000 url(images/ui-bg_flat_10_000000_40x100.png) 50% 50% repeat-x; opacity: .20;filter:Alpha(Opacity=20); -moz-border-radius: 5px; -khtml-border-radius: 5px; -webkit-border-radius: 5px; border-radius: 5px; }/*!
* jQuery UI Resizable 1.8.22
*
* Copyright 2012, AUTHORS.txt (http://jqueryui.com/about)
* Dual licensed under the MIT or GPL Version 2 licenses.
* http://jquery.org/license
*
* http://docs.jquery.com/UI/Resizable#theming
*/
.ui-resizable { position: relative;}
.ui-resizable-handle { position: absolute;font-size: 0.1px; display: block; }
.ui-resizable-disabled .ui-resizable-handle, .ui-resizable-autohide .ui-resizable-handle { display: none; }
.ui-resizable-n { cursor: n-resize; height: 7px; width: 100%; top: -5px; left: 0; }
.ui-resizable-s { cursor: s-resize; height: 7px; width: 100%; bottom: -5px; left: 0; }
.ui-resizable-e { cursor: e-resize; width: 7px; right: -5px; top: 0; height: 100%; }
.ui-resizable-w { cursor: w-resize; width: 7px; left: -5px; top: 0; height: 100%; }
.ui-resizable-se { cursor: se-resize; width: 12px; height: 12px; right: 1px; bottom: 1px; }
.ui-resizable-sw { cursor: sw-resize; width: 9px; height: 9px; left: -5px; bottom: -5px; }
.ui-resizable-nw { cursor: nw-resize; width: 9px; height: 9px; left: -5px; top: -5px; }
.ui-resizable-ne { cursor: ne-resize; width: 9px; height: 9px; right: -5px; top: -5px;}/*!
* jQuery UI Selectable 1.8.22
*
* Copyright 2012, AUTHORS.txt (http://jqueryui.com/about)
* Dual licensed under the MIT or GPL Version 2 licenses.
* http://jquery.org/license
*
* http://docs.jquery.com/UI/Selectable#theming
*/
.ui-selectable-helper { position: absolute; z-index: 100; border:1px dotted black; }
/*!
* jQuery UI Accordion 1.8.22
*
* Copyright 2012, AUTHORS.txt (http://jqueryui.com/about)
* Dual licensed under the MIT or GPL Version 2 licenses.
* http://jquery.org/license
*
* http://docs.jquery.com/UI/Accordion#theming
*/
/* IE/Win - Fix animation bug - #4615 */
.ui-accordion { width: 100%; }
.ui-accordion .ui-accordion-header { cursor: pointer; position: relative; margin-top: 1px; zoom: 1; }
.ui-accordion .ui-accordion-li-fix { display: inline; }
.ui-accordion .ui-accordion-header-active { border-bottom: 0 !important; }
.ui-accordion .ui-accordion-header a { display: block; font-size: 1em; padding: .5em .5em .5em .7em; }
.ui-accordion-icons .ui-accordion-header a { padding-left: 2.2em; }
.ui-accordion .ui-accordion-header .ui-icon { position: absolute; left: .5em; top: 50%; margin-top: -8px; }
.ui-accordion .ui-accordion-content { padding: 1em 2.2em; border-top: 0; margin-top: -2px; position: relative; top: 1px; margin-bottom: 2px; overflow: auto; display: none; zoom: 1; }
.ui-accordion .ui-accordion-content-active { display: block; }
/*!
* jQuery UI Autocomplete 1.8.22
*
* Copyright 2012, AUTHORS.txt (http://jqueryui.com/about)
* Dual licensed under the MIT or GPL Version 2 licenses.
* http://jquery.org/license
*
* http://docs.jquery.com/UI/Autocomplete#theming
*/
.ui-autocomplete { position: absolute; cursor: default; }
/* workarounds */
* html .ui-autocomplete { width:1px; } /* without this, the menu expands to 100% in IE6 */
/*
* jQuery UI Menu 1.8.22
*
* Copyright 2010, AUTHORS.txt (http://jqueryui.com/about)
* Dual licensed under the MIT or GPL Version 2 licenses.
* http://jquery.org/license
*
* http://docs.jquery.com/UI/Menu#theming
*/
.ui-menu {
list-style:none;
padding: 2px;
margin: 0;
display:block;
float: left;
}
.ui-menu .ui-menu {
margin-top: -3px;
}
.ui-menu .ui-menu-item {
margin:0;
padding: 0;
zoom: 1;
float: left;
clear: left;
width: 100%;
}
.ui-menu .ui-menu-item a {
text-decoration:none;
display:block;
padding:.2em .4em;
line-height:1.5;
zoom:1;
}
.ui-menu .ui-menu-item a.ui-state-hover,
.ui-menu .ui-menu-item a.ui-state-active {
font-weight: normal;
margin: -1px;
}
/*!
* jQuery UI Button 1.8.22
*
* Copyright 2012, AUTHORS.txt (http://jqueryui.com/about)
* Dual licensed under the MIT or GPL Version 2 licenses.
* http://jquery.org/license
*
* http://docs.jquery.com/UI/Button#theming
*/
.ui-button { display: inline-block; position: relative; padding: 0; margin-right: .1em; text-decoration: none !important; cursor: pointer; text-align: center; zoom: 1; overflow: visible; } /* the overflow property removes extra width in IE */
.ui-button-icon-only { width: 2.2em; } /* to make room for the icon, a width needs to be set here */
button.ui-button-icon-only { width: 2.4em; } /* button elements seem to need a little more width */
.ui-button-icons-only { width: 3.4em; }
button.ui-button-icons-only { width: 3.7em; }
/*button text element */
.ui-button .ui-button-text { display: block; line-height: 1.4; }
.ui-button-text-only .ui-button-text { padding: .4em 1em; }
.ui-button-icon-only .ui-button-text, .ui-button-icons-only .ui-button-text { padding: .4em; text-indent: -9999999px; }
.ui-button-text-icon-primary .ui-button-text, .ui-button-text-icons .ui-button-text { padding: .4em 1em .4em 2.1em; }
.ui-button-text-icon-secondary .ui-button-text, .ui-button-text-icons .ui-button-text { padding: .4em 2.1em .4em 1em; }
.ui-button-text-icons .ui-button-text { padding-left: 2.1em; padding-right: 2.1em; }
/* no icon support for input elements, provide padding by default */
input.ui-button { padding: .4em 1em; }
/*button icon element(s) */
.ui-button-icon-only .ui-icon, .ui-button-text-icon-primary .ui-icon, .ui-button-text-icon-secondary .ui-icon, .ui-button-text-icons .ui-icon, .ui-button-icons-only .ui-icon { position: absolute; top: 50%; margin-top: -8px; }
.ui-button-icon-only .ui-icon { left: 50%; margin-left: -8px; }
.ui-button-text-icon-primary .ui-button-icon-primary, .ui-button-text-icons .ui-button-icon-primary, .ui-button-icons-only .ui-button-icon-primary { left: .5em; }
.ui-button-text-icon-secondary .ui-button-icon-secondary, .ui-button-text-icons .ui-button-icon-secondary, .ui-button-icons-only .ui-button-icon-secondary { right: .5em; }
.ui-button-text-icons .ui-button-icon-secondary, .ui-button-icons-only .ui-button-icon-secondary { right: .5em; }
/*button sets*/
.ui-buttonset { margin-right: 7px; }
.ui-buttonset .ui-button { margin-left: 0; margin-right: -.3em; }
/* workarounds */
button.ui-button::-moz-focus-inner { border: 0; padding: 0; } /* reset extra padding in Firefox */
/*!
* jQuery UI Dialog 1.8.22
*
* Copyright 2012, AUTHORS.txt (http://jqueryui.com/about)
* Dual licensed under the MIT or GPL Version 2 licenses.
* http://jquery.org/license
*
* http://docs.jquery.com/UI/Dialog#theming
*/
.ui-dialog { position: absolute; padding: .2em; width: 300px; overflow: hidden; }
.ui-dialog .ui-dialog-titlebar { padding: .4em 1em; position: relative; }
.ui-dialog .ui-dialog-title { float: left; margin: .1em 16px .1em 0; }
.ui-dialog .ui-dialog-titlebar-close { position: absolute; right: .3em; top: 50%; width: 19px; margin: -10px 0 0 0; padding: 1px; height: 18px; }
.ui-dialog .ui-dialog-titlebar-close span { display: block; margin: 1px; }
.ui-dialog .ui-dialog-titlebar-close:hover, .ui-dialog .ui-dialog-titlebar-close:focus { padding: 0; }
.ui-dialog .ui-dialog-content { position: relative; border: 0; padding: .5em 1em; background: none; overflow: auto; zoom: 1; }
.ui-dialog .ui-dialog-buttonpane { text-align: left; border-width: 1px 0 0 0; background-image: none; margin: .5em 0 0 0; padding: .3em 1em .5em .4em; }
.ui-dialog .ui-dialog-buttonpane .ui-dialog-buttonset { float: right; }
.ui-dialog .ui-dialog-buttonpane button { margin: .5em .4em .5em 0; cursor: pointer; }
.ui-dialog .ui-resizable-se { width: 14px; height: 14px; right: 3px; bottom: 3px; }
.ui-draggable .ui-dialog-titlebar { cursor: move; }
/*!
* jQuery UI Slider 1.8.22
*
* Copyright 2012, AUTHORS.txt (http://jqueryui.com/about)
* Dual licensed under the MIT or GPL Version 2 licenses.
* http://jquery.org/license
*
* http://docs.jquery.com/UI/Slider#theming
*/
.ui-slider { position: relative; text-align: left; }
.ui-slider .ui-slider-handle { position: absolute; z-index: 2; width: 1.2em; height: 1.2em; cursor: default; }
.ui-slider .ui-slider-range { position: absolute; z-index: 1; font-size: .7em; display: block; border: 0; background-position: 0 0; }
.ui-slider-horizontal { height: .8em; }
.ui-slider-horizontal .ui-slider-handle { top: -.3em; margin-left: -.6em; }
.ui-slider-horizontal .ui-slider-range { top: 0; height: 100%; }
.ui-slider-horizontal .ui-slider-range-min { left: 0; }
.ui-slider-horizontal .ui-slider-range-max { right: 0; }
.ui-slider-vertical { width: .8em; height: 100px; }
.ui-slider-vertical .ui-slider-handle { left: -.3em; margin-left: 0; margin-bottom: -.6em; }
.ui-slider-vertical .ui-slider-range { left: 0; width: 100%; }
.ui-slider-vertical .ui-slider-range-min { bottom: 0; }
.ui-slider-vertical .ui-slider-range-max { top: 0; }/*!
* jQuery UI Tabs 1.8.22
*
* Copyright 2012, AUTHORS.txt (http://jqueryui.com/about)
* Dual licensed under the MIT or GPL Version 2 licenses.
* http://jquery.org/license
*
* http://docs.jquery.com/UI/Tabs#theming
*/
.ui-tabs { position: relative; padding: .2em; zoom: 1; } /* position: relative prevents IE scroll bug (element with position: relative inside container with overflow: auto appear as "fixed") */
.ui-tabs .ui-tabs-nav { margin: 0; padding: .2em .2em 0; }
.ui-tabs .ui-tabs-nav li { list-style: none; float: left; position: relative; top: 1px; margin: 0 .2em 1px 0; border-bottom: 0 !important; padding: 0; white-space: nowrap; }
.ui-tabs .ui-tabs-nav li a { float: left; padding: .5em 1em; text-decoration: none; }
.ui-tabs .ui-tabs-nav li.ui-tabs-selected { margin-bottom: 0; padding-bottom: 1px; }
.ui-tabs .ui-tabs-nav li.ui-tabs-selected a, .ui-tabs .ui-tabs-nav li.ui-state-disabled a, .ui-tabs .ui-tabs-nav li.ui-state-processing a { cursor: text; }
.ui-tabs .ui-tabs-nav li a, .ui-tabs.ui-tabs-collapsible .ui-tabs-nav li.ui-tabs-selected a { cursor: pointer; } /* first selector in group seems obsolete, but required to overcome bug in Opera applying cursor: text overall if defined elsewhere... */
.ui-tabs .ui-tabs-panel { display: block; border-width: 0; padding: 1em 1.4em; background: none; }
.ui-tabs .ui-tabs-hide { display: none !important; }
/*!
* jQuery UI Datepicker 1.8.22
*
* Copyright 2012, AUTHORS.txt (http://jqueryui.com/about)
* Dual licensed under the MIT or GPL Version 2 licenses.
* http://jquery.org/license
*
* http://docs.jquery.com/UI/Datepicker#theming
*/
.ui-datepicker { width: 17em; padding: .2em .2em 0; display: none; }
.ui-datepicker .ui-datepicker-header { position:relative; padding:.2em 0; }
.ui-datepicker .ui-datepicker-prev, .ui-datepicker .ui-datepicker-next { position:absolute; top: 2px; width: 1.8em; height: 1.8em; }
.ui-datepicker .ui-datepicker-prev-hover, .ui-datepicker .ui-datepicker-next-hover { top: 1px; }
.ui-datepicker .ui-datepicker-prev { left:2px; }
.ui-datepicker .ui-datepicker-next { right:2px; }
.ui-datepicker .ui-datepicker-prev-hover { left:1px; }
.ui-datepicker .ui-datepicker-next-hover { right:1px; }
.ui-datepicker .ui-datepicker-prev span, .ui-datepicker .ui-datepicker-next span { display: block; position: absolute; left: 50%; margin-left: -8px; top: 50%; margin-top: -8px; }
.ui-datepicker .ui-datepicker-title { margin: 0 2.3em; line-height: 1.8em; text-align: center; }
.ui-datepicker .ui-datepicker-title select { font-size:1em; margin:1px 0; }
.ui-datepicker select.ui-datepicker-month-year {width: 100%;}
.ui-datepicker select.ui-datepicker-month,
.ui-datepicker select.ui-datepicker-year { width: 49%;}
.ui-datepicker table {width: 100%; font-size: .9em; border-collapse: collapse; margin:0 0 .4em; }
.ui-datepicker th { padding: .7em .3em; text-align: center; font-weight: bold; border: 0; }
.ui-datepicker td { border: 0; padding: 1px; }
.ui-datepicker td span, .ui-datepicker td a { display: block; padding: .2em; text-align: right; text-decoration: none; }
.ui-datepicker .ui-datepicker-buttonpane { background-image: none; margin: .7em 0 0 0; padding:0 .2em; border-left: 0; border-right: 0; border-bottom: 0; }
.ui-datepicker .ui-datepicker-buttonpane button { float: right; margin: .5em .2em .4em; cursor: pointer; padding: .2em .6em .3em .6em; width:auto; overflow:visible; }
.ui-datepicker .ui-datepicker-buttonpane button.ui-datepicker-current { float:left; }
/* with multiple calendars */
.ui-datepicker.ui-datepicker-multi { width:auto; }
.ui-datepicker-multi .ui-datepicker-group { float:left; }
.ui-datepicker-multi .ui-datepicker-group table { width:95%; margin:0 auto .4em; }
.ui-datepicker-multi-2 .ui-datepicker-group { width:50%; }
.ui-datepicker-multi-3 .ui-datepicker-group { width:33.3%; }
.ui-datepicker-multi-4 .ui-datepicker-group { width:25%; }
.ui-datepicker-multi .ui-datepicker-group-last .ui-datepicker-header { border-left-width:0; }
.ui-datepicker-multi .ui-datepicker-group-middle .ui-datepicker-header { border-left-width:0; }
.ui-datepicker-multi .ui-datepicker-buttonpane { clear:left; }
.ui-datepicker-row-break { clear:both; width:100%; font-size:0em; }
/* RTL support */
.ui-datepicker-rtl { direction: rtl; }
.ui-datepicker-rtl .ui-datepicker-prev { right: 2px; left: auto; }
.ui-datepicker-rtl .ui-datepicker-next { left: 2px; right: auto; }
.ui-datepicker-rtl .ui-datepicker-prev:hover { right: 1px; left: auto; }
.ui-datepicker-rtl .ui-datepicker-next:hover { left: 1px; right: auto; }
.ui-datepicker-rtl .ui-datepicker-buttonpane { clear:right; }
.ui-datepicker-rtl .ui-datepicker-buttonpane button { float: left; }
.ui-datepicker-rtl .ui-datepicker-buttonpane button.ui-datepicker-current { float:right; }
.ui-datepicker-rtl .ui-datepicker-group { float:right; }
.ui-datepicker-rtl .ui-datepicker-group-last .ui-datepicker-header { border-right-width:0; border-left-width:1px; }
.ui-datepicker-rtl .ui-datepicker-group-middle .ui-datepicker-header { border-right-width:0; border-left-width:1px; }
/* IE6 IFRAME FIX (taken from datepicker 1.5.3 */
.ui-datepicker-cover {
position: absolute; /*must have*/
z-index: -1; /*must have*/
filter: mask(); /*must have*/
top: -4px; /*must have*/
left: -4px; /*must have*/
width: 200px; /*must have*/
height: 200px; /*must have*/
}/*!
* jQuery UI Progressbar 1.8.22
*
* Copyright 2012, AUTHORS.txt (http://jqueryui.com/about)
* Dual licensed under the MIT or GPL Version 2 licenses.
* http://jquery.org/license
*
* http://docs.jquery.com/UI/Progressbar#theming
*/
.ui-progressbar { height:2em; text-align: left; overflow: hidden; }
.ui-progressbar .ui-progressbar-value {margin: -1px; height:100%; }

381
labs/html5-embed/public/css/layout.css Executable file
View File

@ -0,0 +1,381 @@
body { width: 100%; height: 100%; overflow: hidden; }
html { width: 100%; height: 100%; }
body { font: 12px Arial, Helvetica, "Helvetica Neue", sans-serif }
#layout {
position: relative;
background: #f00;
width: 100%;
height: 100%;
}
#presentation {
position: absolute;
background: #aaa;
top: 0;
left: -1px;
right: -1px;
bottom: 69px;
-moz-transition: right 1s, left 1s;
-webkit-transition: right 1s, left 1s;
z-index: 1000;
border-right: 1px solid #999;
border-left: 1px solid #999;
}
#users {
position: absolute;
left: 0;
top: 0;
bottom: 65px;
width: 200px;
background: #f7f7f7;
z-index: 0;
}
#chat {
position: absolute;
right: 0;
top: 0;
bottom: 65px;
width: 300px;
background: #f7f7f7;
z-index: 0;
}
.chat-enabled > #presentation {
right: 300px;
}
.users-enabled > #presentation {
left: 200px;
}
#presentation object {
display: block;
position: absolute;
max-width: 100%;
max-height: 100%;
top: 0;
bottom: 0;
left: 0;
right: 0;
margin: auto;
}
#navbar {
position: absolute;
bottom: 0;
left: 0;
right: 0;
height: 67px;
background: #333;
background: -moz-linear-gradient(top, #494c56, #42444c);
background: -webkit-linear-gradient(top, #494c56, #42444c);
border-top: 1px solid #2f3138;
border-bottom: 1px solid #2f3138;
text-align: center;
}
.navbar-btngroup {
border-left: 1px solid #222;
border-right: 1px solid #555;
display: inline-block;
font-size: 0;
}
.navbar-btngroup.pull-right {
position: absolute;
right: 0;
border-right: none;
}
.navbar-btn {
display: inline-block;
width: 74px;
height: 67px;
padding: 38px 3px 5px 3px;
background: -moz-linear-gradient(top, #494c56, #42444c);
background: -webkit-linear-gradient(top, #494c56, #42444c);
border-top: none;
border-left: 1px solid #62646c;
border-right: 1px solid #2f3138;
border-bottom: none;
color: #fff;
text-shadow: 0 1px 2px rgba(0,0,0,0.5);
text-transform: uppercase;
font-size: 9px;
line-height: 24px;
position: relative;
}
.navbar-btn:hover {
background: #6d6f77;
color: #ffffff;
}
.navbar-btn:active, .navbar-btn.active {
background: #33343b;
color: #999a9d;
border-right: 1px solid #33343b;
border-left: 1px solid #33343b;
}
.navbar-btn.active:hover {
background-image: -moz-linear-gradient(top, #58ade3, #58ade3), -moz-linear-gradient(top, #6d6f77, #6d6f77);
background-image: -webkit-linear-gradient(top, #58ade3, #58ade3), -webkit-linear-gradient(top, #6d6f77, #6d6f77);
color: #ffffff;
}
.navbar-btn.active, .navbar-btn.active:active {
background-image: -moz-linear-gradient(top, #58ade3, #58ade3), -moz-linear-gradient(top, #33343b, #33343b);
background-image: -webkit-linear-gradient(top, #58ade3, #58ade3), -webkit-linear-gradient(top, #33343b, #33343b);
background-size: 72px 3px, 100% 100%;
background-repeat: no-repeat;
background-position: 0 63px, 0 0;
color: #999a9d;
}
.navbar-btn .notification {
display: block;
position: absolute;
background: #a72424;
background-image -moz-linear-gradient(top, #a72424, #8f1f1f);
background-image -webkit-linear-gradient(top, #a72424, #8f1f1f);
text-shadow: 0 -1px rgba(0,0,0,0.5);
border-top: 1px solid #cc7e7e;
top: 11px;
right: 17px;
padding: 1px 4px;
font-size: 8px;
border-radius: 2px;
line-height: 12px;
color: #fff;
font-weight: bold;
box-shadow: 0 1px 1px rgba(0,0,0,0.5);
}
.navbar-btn i {
display: block;
position: absolute;
top: 10px;
font-size: 32px;
line-height: 32px;
left: 0;
right: 0;
margin: auto;
}
button::-moz-focus-inner, input::-moz-focus-inner {
border: 0;
}
button:focus, textarea:focus, input:focus {
box-shadow: 0 0 4px rgba(88,173,227,0.5) inset;
outline: none;
z-index: 1000;
}
#chat-entry {
position: absolute;
bottom: 16px;
left: 0;
right: 0;
}
#chat-entry > textarea {
position: absolute;
bottom: 0;
left: 16px;
font-family: sans-serif;
font-size: 12px;
width: 197px;
height: 56px;
resize: none;
background: #fff;
border: 1px solid #ccc;
margin: 0;
padding: 3px;
border-radius: 4px 0 0 4px;
}
#chat-entry > button {
position: absolute;
bottom: 0;
right: 16px;
width: 63px;
height: 64px;
margin: 0;
border: 1px solid #ccc;
border-left: none;
border-radius: 0 4px 4px 0;
background: -moz-linear-gradient(top, #fff, #ddd);
background: -webkit-linear-gradient(top, #fff, #ddd);
}
#chat-entry > button:active {
background: #ddd;
}
#chat_messages {
position: absolute;
overflow: auto;
top: 33px;
bottom: 96px;
left: 0;
right: 0;
background: #fff;
padding: 8px;
border-radius: 4px 4px 0 0;
border-bottom: 1px solid #ccc;
}
#users > h3, #chat > h3 {
background: -moz-linear-gradient(top, #fff, #ddd);
background: -webkit-linear-gradient(top, #fff, #ddd);
font-size: 12px;
line-height: 32px;
font-weight: bold;
padding: 0 16px;
text-transform: uppercase;
color: #666;
border-bottom: 1px solid #aaa;
}
/* ryans stuff */
/*
#chat_messages {
float: right;
width: 300px;
height: 400px;
border: 1px solid red;
overflow:scroll;
word-wrap: break-word;
}
*/
#chat_input_box {
width: 250px;
}
#slide {
position: relative;
margin: 0 auto;
width: 805px;
height: 610px;
overflow:hidden; /* so they don't overlap */
}
.textinput {
font-family: Arial;
font-size:14px; /* keep in pixels*/
resize:none;
display:block;
}
.user {
height: 32px;
line-height: 32px;
border-bottom: 1px solid #ddd;
padding: 0 8px;
}
.user:nth-child(even) {
background: #eee;
}
.user:before {
content: "\f007";
font-family: FontAwesome;
font-weight: normal;
font-style: normal;
display: inline-block;
margin-right: 8px;
}
.presenter:before {
content: "\f0d0";
}
.clickable {
cursor:pointer;
}
.selected {
background: #007fff;
color: #FFF;
background: -moz-linear-gradient(top, #007fff, #005fdf);
background: -webkit-linear-gradient(top, #007fff, #005fdf);
}
#slideAndControls {
/*float:left;*/
}
#chat_input {
clear: both;
display: block;
float: right;
}
#uploadcontrols {
}
#chat_title {
padding-left: 25px;
}
#listUsers {
float: right;
}
#current_users {
position: absolute;
top: 33px;
bottom: 65px;
left: 0;
right: 0;
background: #fff;
}
#switchPresenter {
position: absolute;
bottom: 0;
left: 0;
right: 0;
height: 32px;
border-top: 1px solid #ccc;
padding: 16px;
text-align: center;
}
#switchPresenter > input {
border: 1px solid #ccc;
border-radius: 4px;
background: -moz-linear-gradient(top, #fff, #ddd);
background: -webkit-linear-gradient(top, #fff, #ddd);
height: 32px;
}
#ChatAndControls {
float:right;
}
#logout {
float: right;
}
#send_chat {
float:right;
}
#imagecontrols form {
display: inline;
}
#thickness {
width: 60px;
}
#colourText {
width: 50px;
margin-left: 5px;
}
#colourView {
margin-left: 5px;
cursor:pointer;
}
.canvas {
border: 1px solid blue;
position: absolute;
}

48
labs/html5-embed/public/css/reset.css Executable file
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@ -0,0 +1,48 @@
/* http://meyerweb.com/eric/tools/css/reset/
v2.0 | 20110126
License: none (public domain)
*/
html, body, div, span, applet, object, iframe,
h1, h2, h3, h4, h5, h6, p, blockquote, pre,
a, abbr, acronym, address, big, cite, code,
del, dfn, em, img, ins, kbd, q, s, samp,
small, strike, strong, sub, sup, tt, var,
b, u, i, center,
dl, dt, dd, ol, ul, li,
fieldset, form, label, legend,
table, caption, tbody, tfoot, thead, tr, th, td,
article, aside, canvas, details, embed,
figure, figcaption, footer, header, hgroup,
menu, nav, output, ruby, section, summary,
time, mark, audio, video {
margin: 0;
padding: 0;
border: 0;
font-size: 100%;
font: inherit;
vertical-align: baseline;
}
/* HTML5 display-role reset for older browsers */
article, aside, details, figcaption, figure,
footer, header, hgroup, menu, nav, section {
display: block;
}
body {
line-height: 1;
}
ol, ul {
list-style: none;
}
blockquote, q {
quotes: none;
}
blockquote:before, blockquote:after,
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</font>
</defs></svg>
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labs/html5-embed/public/font/fontawesome-webfont.ttf Executable file
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this directory is used to hold the presentations for meetings

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labs/html5-embed/public/index.html Executable file
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<!DOCTYPE html>
<html>
<head>
<title>BigBlueButton</title>
<link rel="stylesheet" type="text/css" href="css/reset.css">
<link rel="stylesheet" type="text/css" href="css/font-awesome.css">
<link rel="stylesheet" type="text/css" href="css/layout.css">
<script src="js/lib/jquery-1.7.2.min.js">
</script>
</head>
<body>
<div id="layout">
<div id="presentation">
<object data="FreshFlower.jpg"></object>
</div>
<div id="users">
<h3>Users</h3>
</div>
<div id="chat">
<h3>Chat</h3>
<div id="chat-text">
<p>Chat messages go here</p>
</div>
<div id="chat-entry">
<textarea placeholder="Enter a chat message."></textarea><button>Post</button>
</div>
</div>
<div id="navbar">
<div class="navbar-btngroup">
<button id="prev-slide-btn" class="navbar-btn"><i class="icon-arrow-left"></i>Prev</button>
<button id="next-slide-btn" class="navbar-btn"><i class="icon-arrow-right"></i>Next</button>
<button id="tool-pan-btn" class="navbar-btn"><i class="icon-move"></i>Pan</button>
<button id="tool-draw-btn" class="navbar-btn"><i class="icon-pencil"></i>Draw</button>
</div>
<div class="navbar-btngroup pull-right">
<button id="users-btn" class="navbar-btn"><i class="icon-group"></i>Users</button>
<button id="video-btn" class="navbar-btn"><i class="icon-facetime-video"></i>Video</button>
<button id="chat-btn" class="navbar-btn"><i class="icon-comments"></i>Chat<div id="chat-notifications" class="notification">12</div></button>
<button id="logout-btn" class="navbar-btn"><i class="icon-signout"></i>Logout</button>
</div>
</div>
</ul>
</div>
<script src="js/chat/behaviour.js"></script>
</body>
</html>

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labs/html5-embed/public/js/chat/behaviour.js Executable file
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var layout = $("#layout");
var chat = $("#chat-btn");
var users = $("#users-btn");
var logoutBtn = $("#logout-btn");
var userclick, chatclick;
/* Ensure the status is set right at page load. */
chat.toggleClass("active", layout.hasClass("chat-enabled"));
users.toggleClass("active", layout.hasClass("chat-enabled"));
chat.click(function() {
if(chatclick) clearTimeout(chatclick);
layout.toggleClass("chat-enabled");
chat.toggleClass("active", layout.hasClass("chat-enabled"));
chatclick = setTimeout(function(){
windowResized();
}, 1100);
});
users.click(function() {
if(userclick) clearTimeout(userclick);
layout.toggleClass("users-enabled");
users.toggleClass("active", layout.hasClass("users-enabled"));
userclick = setTimeout(function() {
windowResized('users');
}, 1100);
});
logoutBtn.click(function() { logout() });
$("#prev-slide-btn").click(function() { prevImg(); });
$("#next-slide-btn").click(function() { nextImg(); });
$("#tool-pan-btn").click(function() { changeTool('panzoom'); });
$("#tool-line-btn").click(function() { changeTool('line'); });
$("#tool-rect-btn").click(function() { changeTool('rect'); });
$("#tool-ellipse-btn").click(function() { changeTool('ellipse'); });

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labs/html5-embed/public/js/chat/chat.js Executable file
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// Documented
// Object references
var chcount = document.getElementById('charcount');
var msgbox = document.getElementById("chat_messages");
var chatbox = document.getElementById('chat_input_box');
var PORT = 3000; //port that SocketIO will connect on
var SERVER_IP = window.location.hostname;
// Connect to the websocket via SocketIO
var socket = io.connect('http://'+SERVER_IP+':'+PORT);
/**
* If the socket is connected
* @return {undefined}
*/
socket.on('connect', function () {
// Immediately say we are connected
socket.emit('user connect');
/**
* Received event for a new public chat message
* @param {string} name name of user
* @param {string} msg message to be displayed
* @return {undefined}
*/
socket.on('msg', function (name, msg) {
msgbox.innerHTML += '<div>' + name + ': ' + msg + '</div>';
msgbox.scrollTop = msgbox.scrollHeight;
});
/**
* Received event to logout yourself
* @return {undefined}
*/
socket.on('logout', function () {
post_to_url('logout');
window.location.replace("./");
});
/**
* Received event to update the user list
* @param {Array} names Array of names and publicIDs of connected users
* @return {undefined}
*/
socket.on('user list change', function (names) {
var clickFunc = '$(\'.selected\').removeClass(\'selected\');$(this).addClass(\'selected\');';
var currusers = document.getElementById('current_users');
currusers.innerHTML = ''; //clear it first
for (var i = names.length - 1; i >= 0; i--) {
currusers.innerHTML += '<div class="user clickable" onclick="'+clickFunc+'" id= "'+names[i].id+'"><b>' + names[i].name + '</b></div>';
}
});
/**
* Received event to update all the messages in the chat box
* @param {Array} messages Array of messages in public chat box
* @return {undefined}
*/
socket.on('all_messages', function (messages) {
//msgbox.innerHTML = '';
for (var i = messages.length - 1; i >= 0; i--){
msgbox.innerHTML += '<div>' + messages[i].username + ": " + messages[i].message + '</div>';
};
msgbox.scrollTop = msgbox.scrollHeight;
});
/**
* Received event to update all the shapes in the whiteboard
* @param {Array} shapes Array of shapes to be drawn
* @return {undefined}
*/
socket.on('all_shapes', function (shapes) {
clearPaper();
drawListOfShapes(shapes);
});
/**
* If the server is reconnected to the client
* @return {undefined}
*/
socket.on('reconnect', function () {
msgbox.innerHTML += '<div><b> RECONNECTED! </b></div>';
});
/**
* If the client is attempting to reconnect to the server
* @return {undefined}
*/
socket.on('reconnecting', function () {
msgbox.innerHTML += '<div><b> Reconnecting... </b></div>';
});
/**
* If the client cannot reconnect to the server
* @return {undefined}
*/
socket.on('reconnect_failed', function () {
msgbox.innerHTML += '<div><b> Reconnect FAILED! </b></div>';
});
/**
* If the server disconnects from the client or vice-versa
* @return {undefined}
*/
socket.on('disconnect', function() {
window.location.replace("./");
});
/**
* Received event to clear the whiteboard shapes
* @return {undefined}
*/
socket.on('clrPaper', function () {
clearPaper();
});
/**
* Received event to update the viewBox value
* @param {string} xperc Percentage of x-offset from top left corner
* @param {string} yperc Percentage of y-offset from top left corner
* @param {string} wperc Percentage of full width of image to be displayed
* @param {string} hperc Percentage of full height of image to be displayed
* @return {undefined}
*/
socket.on('viewBox', function(xperc, yperc, wperc, hperc) {
xperc = parseFloat(xperc, 10);
yperc = parseFloat(yperc, 10);
wperc = parseFloat(wperc, 10);
hperc = parseFloat(hperc, 10);
updatePaperFromServer(xperc, yperc, wperc, hperc);
});
/**
* Received event to update the cursor coordinates
* @param {number} x x-coord of the cursor as a percentage of page width
* @param {number} y y-coord of the cursor as a percentage of page height
* @return {undefined}
*/
socket.on('mvCur', function(x, y) {
mvCur(x, y);
});
/**
* Received event to update the slide image
* @param {string} url URL of image to show
* @return {undefined}
*/
socket.on('changeslide', function(url) {
showImageFromPaper(url);
});
/**
* Received event to update the whiteboard between fit to width and fit to page
* @param {boolean} fit choice of fit: true for fit to page, false for fit to width
* @return {undefined}
*/
socket.on('fitToPage', function(fit) {
setFitToPage(fit);
});
/**
* Received event to update the zoom level of the whiteboard.
* @param {number} delta amount of change in scroll wheel
* @return {undefined}
*/
socket.on('zoom', function(delta) {
setZoom(delta);
});
/**
* Received event when the panning action finishes
* @return {undefined}
*/
socket.on('panStop', function() {
panDone();
});
/**
* Received event to create a shape on the whiteboard
* @param {string} shape type of shape being made
* @param {Array} data all information to make the shape
* @return {undefined}
*/
socket.on('makeShape', function(shape, data) {
switch(shape) {
case 'line':
makeLine.apply(makeLine, data);
break;
case 'rect':
makeRect.apply(makeRect, data);
break;
case 'ellipse':
makeEllipse.apply(makeEllipse, data);
break;
default:
//no other shapes allowed
break;
}
});
/**
* Received event to update a shape being created
* @param {string} shape type of shape being updated
* @param {Array} data all information to update the shape
* @return {undefined}
*/
socket.on('updShape', function(shape, data) {
switch(shape) {
case 'line':
updateLine.apply(updateLine, data);
break;
case 'rect':
updateRect.apply(updateRect, data);
break;
case 'ellipse':
updateEllipse.apply(updateEllipse, data);
break;
case 'text':
updateText.apply(updateText, data);
break;
default:
console.log('shape not recognized');
break;
}
});
/**
* Received event to denote when the text has been created
* @return {undefined}
*/
socket.on('textDone', function() {
textDone();
});
/**
* Received event to change the current tool
* @param {string} tool tool to be turned on
* @return {undefined}
*/
socket.on('toolChanged', function(tool) {
turnOn(tool);
});
/**
* Received event to update the whiteboard size and position
* @param {number} cx x-offset from top left corner as percentage of original width of paper
* @param {number} cy y-offset from top left corner as percentage of original height of paper
* @param {number} sw slide width as percentage of original width of paper
* @param {number} sh slide height as a percentage of original height of paper
* @return {undefined}
*/
socket.on('paper', function(cx, cy, sw, sh) {
updatePaperFromServer(cx, cy, sw, sh);
});
/**
* Received event to set the presenter to a user
* @param {string} publicID publicID of the user that is being set as the current presenter
* @return {undefined}
*/
socket.on('setPresenter', function(publicID) {
$('.presenter').removeClass('presenter');
$('#' + publicID).addClass('presenter');
});
/**
* Received event to update the status of the upload progress
* @param {string} message update message of status of upload progress
* @param {boolean} fade true if you wish the message to automatically disappear after 3 seconds
* @return {undefined}
*/
socket.on('uploadStatus', function(message, fade) {
$('#uploadStatus').text(message);
// if a true is passed for fade, it will only stay for
// a period of time before disappearing automatically
if(fade) {
setTimeout(function() {
$('#uploadStatus').text('');
}, 3000);
}
});
/**
* Received event to update all the slide images
* @param {Array} urls list of URLs to be added to the paper (after old images are removed)
* @return {undefined}
*/
socket.on('all_slides', function(urls) {
$('#uploadStatus').text(""); //upload finished
removeAllImagesFromPaper();
var count = 0;
var numOfSlides = urls.length;
for (var i = 0; i < numOfSlides; i++) {
var array = urls[i];
var img = addImageToPaper(array[0], array[1], array[2]);
//TODO: temporary solution for remove :3000
var custom_src = img.attr('src');
custom_src = custom_src.replace(':3000', "");
console.log(custom_src);
$('#slide').append('<img id="preload'+img.id+'"src="'+custom_src+'" style="display:none;" alt=""/>'); //preload images
};
});
});
/**
* If an error occurs while not connected
* @param {string} reason Reason for the error.
* @return {undefined}
*/
socket.on('error', function (reason) {
console.error('Unable to connect Socket.IO', reason);
});
/**
* POST request using javascript
* @param {string} path path of submission
* @param {string} params parameters to submit
* @param {string} method method of submission ("post" is default)
* @return {undefined}
*/
function post_to_url(path, params, method) {
method = method || "post"; // Set method to post by default, if not specified.
// The rest of this code assumes you are not using a library.
// It can be made less wordy if you use one.
var form = document.createElement("form");
form.setAttribute("method", method);
form.setAttribute("action", path);
for(var key in params) {
if(params.hasOwnProperty(key)) {
var hiddenField = document.createElement("input");
hiddenField.setAttribute("type", "hidden");
hiddenField.setAttribute("name", key);
hiddenField.setAttribute("value", params[key]);
form.appendChild(hiddenField);
}
}
document.body.appendChild(form);
form.submit();
}
/**
* Sending a public chat message to users
* @return {undefined}
*/
function sendMessage() {
var msg = chatbox.value;
if (msg != '') {
socket.emit('msg', msg);
chatbox.value = '';
}
chatbox.focus();
}
/**
* Clearing the canvas drawings
* @return {undefined}
*/
function clearCanvas() {
socket.emit("clrPaper");
}
/**
* Requests the shapes from the server.
* @return {undefined}
*/
function getShapesFromServer() {
socket.emit('all_shapes');
}
/**
* Emit an update in a fit of the whiteboard
* @param {boolean} true for fitToPage, false for fitToWidth
* @return {undefined}
*/
function sendFitToPage(fit) {
socket.emit('fitToPage', fit);
}
/**
* Emit the finish of a text shape
* @return {undefined}
*/
function emitDoneText() {
socket.emit('textDone');
}
/**
* Emit the creation of a shape
* @param {string} shape type of shape
* @param {Array} data all the data required to draw the shape on the client whiteboard
* @return {undefined}
*/
function emitMakeShape(shape, data) {
socket.emit('makeShape', shape, data);
}
/**
* Emit the update of a shape
* @param {string} shape type of shape
* @param {Array} data all the data required to update the shape on the client whiteboard
* @return {undefined}
*/
function emitUpdateShape(shape, data) {
socket.emit('updShape', shape, data);
}
/**
* Emit an update in the whiteboard position/size values
* @param {number} cx x-offset from top left corner as percentage of original width of paper
* @param {number} cy y-offset from top left corner as percentage of original height of paper
* @param {number} sw slide width as percentage of original width of paper
* @param {number} sh slide height as a percentage of original height of paper
* @return {undefined}
*/
function sendPaperUpdate(cx, cy, sw, sh) {
socket.emit('paper', cx, cy, sw, sh);
}
/**
* Emit an update to move the cursor around the canvas
* @param {number} x x-coord of the cursor as a percentage of page width
* @param {number} y y-coord of the cursor as a percentage of page height
* @return {undefined}
*/
function emMvCur(x, y) {
socket.emit('mvCur', x, y);
}
/**
* Update the zoom level for the clients
* @param {number} delta amount of change in scroll wheel
* @return {undefined}
*/
function emZoom(delta) {
socket.emit('zoom', delta);
}
/**
* Request the next slide
* @return {undefined}
*/
function nextImg() {
socket.emit('nextslide');
}
/**
* Request the previous slide
* @return {undefined}
*/
function prevImg() {
socket.emit('prevslide');
}
/**
* Logout of the meeting
* @return {undefined}
*/
function logout() {
socket.emit('logout');
}
/**
* Emit panning has stopped
* @return {undefined}
*/
function emPanStop() {
socket.emit('panStop');
}
/**
* Publish a shape to the server to be saved
* @param {string} shape type of shape to be saved
* @param {Array} data information about shape so that it can be recreated later
* @return {undefined}
*/
function emitPublishShape(shape, data) {
socket.emit('saveShape', shape, JSON.stringify(data));
}
/**
* Emit a change in the current tool
* @param {string} tool [description]
* @return {undefined}
*/
function changeTool(tool) {
socket.emit('changeTool', tool);
}
/**
* Tell the server to undo the last shape
* @return {undefined}
*/
function undoShape() {
socket.emit('undo');
}
/**
* Emit a change in the presenter
* @return {undefined}
*/
function switchPresenter() {
socket.emit('setPresenter', $('.selected').attr('id'));
}
/**
* Update the character count remaining in the chat box
* @param {number} max maximum number of allowed characters
* @return {undefined}
*/
function countchars(max) {
chcount.innerHTML = max - chatbox.value.length;
}

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/**
* Validates form and input for data
* @param {[type]} form [description]
* @param {[type]} input1 [description]
* @param {[type]} input2 [description]
* @return {[type]} [description]
*/
function validateForm(form, input1, input2) {
var x = document.forms[form][input].value;
var y = document.forms[form][input2].value;
if (x == null || x == "") {
alert("Please enter a username");
return false;
}
if (y == null || y == "") {
alert("Please enter a meeting ID");
return false;
}
}

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(function (Raphael) {
Raphael.colorwheel = function (x, y, size, initcolor, element) {
return new ColorWheel(x, y, size, initcolor, element);
};
var pi = Math.PI,
doc = document,
win = window,
ColorWheel = function (x, y, size, initcolor, element) {
size = size || 200;
var w3 = 3 * size / 200,
w1 = size / 200,
fi = 1.6180339887,
segments = pi * size / 5,
size20 = size / 20,
size2 = size / 2,
padding = 2 * size / 200,
t = this;
var H = 1, S = 1, B = 1, s = size - (size20 * 4);
var r = element ? Raphael(element, size, size) : Raphael(x, y, size, size),
xy = s / 6 + size20 * 2 + padding,
wh = s * 2 / 3 - padding * 2;
w1 < 1 && (w1 = 1);
w3 < 1 && (w3 = 1);
// ring drawing
var a = pi / 2 - pi * 2 / segments * 1.3,
R = size2 - padding,
R2 = size2 - padding - size20 * 2,
path = ["M", size2, padding, "A", R, R, 0, 0, 1, R * Math.cos(a) + R + padding, R - R * Math.sin(a) + padding, "L", R2 * Math.cos(a) + R + padding, R - R2 * Math.sin(a) + padding, "A", R2, R2, 0, 0, 0, size2, padding + size20 * 2, "z"].join();
for (var i = 0; i < segments; i++) {
r.path(path).attr({
stroke: "none",
fill: "hsb(" + i * (255 / segments) / 255 + ", 1, 0.78)",
transform: "r" + [(360 / segments) * i, size2, size2]
});
}
r.path(["M", size2, padding, "A", R, R, 0, 1, 1, size2 - 1, padding, "l1,0", "M", size2, padding + size20 * 2, "A", R2, R2, 0, 1, 1, size2 - 1, padding + size20 * 2, "l1,0"]).attr({
"stroke-width": w3,
stroke: "#fff"
});
t.cursorhsb = r.set();
var h = size20 * 2 + 2;
t.cursorhsb.push(r.rect(size2 - h / fi / 2, padding - 1, h / fi, h, 3 * size / 200).attr({
stroke: "#000",
opacity: .5,
"stroke-width": w3
}));
t.cursorhsb.push(t.cursorhsb[0].clone().attr({
stroke: "#fff",
opacity: 1,
"stroke-width": w1
}));
t.ring = r.path(["M", size2, padding, "A", R, R, 0, 1, 1, size2 - 1, padding, "l1,0M", size2, padding + size20 * 2, "A", R2, R2, 0, 1, 1, size2 - 1, padding + size20 * 2, "l1,0"]).attr({
fill: "#000",
opacity: 0,
stroke: "none"
});
// rect drawing
t.main = r.rect(xy, xy, wh, wh).attr({
stroke: "none",
fill: "#f00",
opacity: 1
});
t.main.clone().attr({
stroke: "none",
fill: "0-#fff-#fff",
opacity: 0
});
t.square = r.rect(xy - 1, xy - 1, wh + 2, wh + 2).attr({
r: 2,
stroke: "#fff",
"stroke-width": w3,
fill: "90-#000-#000",
opacity: 0,
cursor: "crosshair"
});
t.cursor = r.set();
t.cursor.push(r.circle(size2, size2, size20 / 2).attr({
stroke: "#000",
opacity: .5,
"stroke-width": w3
}));
t.cursor.push(t.cursor[0].clone().attr({
stroke: "#fff",
opacity: 1,
"stroke-width": w1
}));
t.H = t.S = t.B = 1;
t.raphael = r;
t.size2 = size2;
t.wh = wh;
t.x = x;
t.xy = xy;
t.y = y;
// events
t.ring.drag(function (dx, dy, x, y) {
t.docOnMove(dx, dy, x, y);
}, function (x, y) {
t.hsbOnTheMove = true;
t.setH(x - t.x - t.size2, y - t.y - t.size2);
}, function () {
t.hsbOnTheMove = false;
});
t.square.drag(function (dx, dy, x, y) {
t.docOnMove(dx, dy, x, y);
}, function (x, y) {
t.clrOnTheMove = true;
t.setSB(x - t.x, y - t.y);
}, function () {
t.clrOnTheMove = false;
});
t.color(initcolor || "#f00");
this.onchanged && this.onchanged(this.color());
},
proto = ColorWheel.prototype;
proto.setH = function (x, y) {
var d = Raphael.angle(x, y, 0, 0),
rd = Raphael.rad(d);
this.cursorhsb.attr({transform: "r" + [d + 90, this.size2, this.size2]});
this.H = (d + 90) / 360;
this.main.attr({fill: "hsb(" + this.H + ",1,1)"});
this.onchange && this.onchange(this.color());
};
proto.setSB = function (x, y) {
var me = this;
x < me.size2 - me.wh / 2 && (x = me.size2 - me.wh / 2);
x > me.size2 + me.wh / 2 && (x = me.size2 + me.wh / 2);
y < me.size2 - me.wh / 2 && (y = me.size2 - me.wh / 2);
y > me.size2 + me.wh / 2 && (y = me.size2 + me.wh / 2);
me.cursor.attr({cx: x, cy: y});
me.B = 1 - (y - me.xy) / me.wh;
me.S = (x - me.xy) / me.wh;
me.onchange && me.onchange(me.color());
};
proto.docOnMove = function (dx, dy, x, y) {
if (this.hsbOnTheMove) {
this.setH(x - this.x - this.size2, y - this.y - this.size2);
}
if (this.clrOnTheMove) {
this.setSB(x - this.x, y - this.y);
}
};
proto.remove = function () {
this.raphael.remove();
this.color = function () {
return false;
};
};
proto.color = function (color) {
if (color) {
color = Raphael.color(color);
var d = color.h * 360;
this.H = color.h;
this.S = color.s;
this.B = color.v;
this.cursorhsb.attr({transform: "r" + [d, this.size2, this.size2]});
this.main.attr({fill: "hsb(" + this.H + ",1,1)"});
var x = this.S * this.wh + this.xy,
y = (1 - this.B) * this.wh + this.xy;
this.cursor.attr({cx: x, cy: y});
return this;
} else {
return Raphael.hsb2rgb(this.H, this.S, this.B).hex;
}
};
})(window.Raphael);

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// Autosize 1.11 - jQuery plugin for textareas
// (c) 2012 Jack Moore - jacklmoore.com
// license: www.opensource.org/licenses/mit-license.php
(function(e){var t="hidden",n="border-box",r="lineHeight",i='<textarea tabindex="-1" style="position:absolute; top:-9999px; left:-9999px; right:auto; bottom:auto; -moz-box-sizing:content-box; -webkit-box-sizing:content-box; box-sizing:content-box; word-wrap:break-word; height:0 !important; min-height:0 !important; overflow:hidden;">',s=["fontFamily","fontSize","fontWeight","fontStyle","letterSpacing","textTransform","wordSpacing","textIndent"],o="oninput",u="onpropertychange",a=e(i)[0];a.setAttribute(o,"return"),e.isFunction(a[o])||u in a?(e(a).css(r,"99px"),e(a).css(r)==="99px"&&s.push(r),e.fn.autosize=function(r){return this.each(function(){function g(){var e,n;p||(p=!0,l.value=a.value,l.style.overflowY=a.style.overflowY,l.style.width=f.css("width"),l.scrollTop=0,l.scrollTop=9e4,e=l.scrollTop,n=t,e>h?(e=h,n="scroll"):e<c&&(e=c),a.style.overflowY=n,a.style.height=e+16+m+"px",setTimeout(function(){p=!1},1))}var a=this,f=e(a),l,c=f.height(),h=parseInt(f.css("maxHeight"),10),p,d=s.length,v,m=0;if(f.css("box-sizing")===n||f.css("-moz-box-sizing")===n||f.css("-webkit-box-sizing")===n)m=f.outerHeight()-f.height();if(f.data("mirror")||f.data("ismirror"))return;l=e(i).data("ismirror",!0).addClass(r||"autosizejs")[0],v=f.css("resize")==="none"?"none":"horizontal",f.data("mirror",e(l)).css({overflow:t,overflowY:t,wordWrap:"break-word",resize:v}),h=h&&h>0?h:9e4;while(d--)l.style[s[d]]=f.css(s[d]);e("body").append(l),u in a?o in a?a[o]=a.onkeyup=g:a[u]=g:a[o]=g,e(window).resize(g),f.bind("autosize",g),f.text(f.text()),g()})}):e.fn.autosize=function(){return this}})(jQuery);

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/*! Copyright (c) 2011 Brandon Aaron (http://brandonaaron.net)
* Licensed under the MIT License (LICENSE.txt).
*
* Thanks to: http://adomas.org/javascript-mouse-wheel/ for some pointers.
* Thanks to: Mathias Bank(http://www.mathias-bank.de) for a scope bug fix.
* Thanks to: Seamus Leahy for adding deltaX and deltaY
*
* Version: 3.0.6
*
* Requires: 1.2.2+
*/
(function(a){function d(b){var c=b||window.event,d=[].slice.call(arguments,1),e=0,f=!0,g=0,h=0;return b=a.event.fix(c),b.type="mousewheel",c.wheelDelta&&(e=c.wheelDelta/120),c.detail&&(e=-c.detail/3),h=e,c.axis!==undefined&&c.axis===c.HORIZONTAL_AXIS&&(h=0,g=-1*e),c.wheelDeltaY!==undefined&&(h=c.wheelDeltaY/120),c.wheelDeltaX!==undefined&&(g=-1*c.wheelDeltaX/120),d.unshift(b,e,g,h),(a.event.dispatch||a.event.handle).apply(this,d)}var b=["DOMMouseScroll","mousewheel"];if(a.event.fixHooks)for(var c=b.length;c;)a.event.fixHooks[b[--c]]=a.event.mouseHooks;a.event.special.mousewheel={setup:function(){if(this.addEventListener)for(var a=b.length;a;)this.addEventListener(b[--a],d,!1);else this.onmousewheel=d},teardown:function(){if(this.removeEventListener)for(var a=b.length;a;)this.removeEventListener(b[--a],d,!1);else this.onmousewheel=null}},a.fn.extend({mousewheel:function(a){return a?this.bind("mousewheel",a):this.trigger("mousewheel")},unmousewheel:function(a){return this.unbind("mousewheel",a)}})})(jQuery)

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/**
* @fileoverview
*
* ECMAScript <a href="http://www.carto.net/papers/svg/resources/helper_functions.html">helper functions</a>, main purpose is to serve in SVG mapping or other SVG based web applications
*
* This ECMA script library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library (http://www.carto.net/papers/svg/resources/lesser_gpl.txt); if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
* Please report bugs and send improvements to neumann@karto.baug.ethz.ch
* If you use these scripts, please link to the original (http://www.carto.net/papers/svg/resources/helper_functions.html)
* somewhere in the source-code-comment or the "about" of your project and give credits, thanks!
*
* See <a href="js_docs_out/overview-summary-helper_functions.js.html">documentation</a>.
*
* @author Andreas Neumann a.neumann@carto.net
* @copyright LGPL 2.1 <a href="http://www.gnu.org/copyleft/lesser.txt">Gnu LGPL 2.1</a>
* @credits Bruce Rindahl, numerous people on svgdevelopers@yahoogroups.com
*/
//global variables necessary to create elements in these namespaces, do not delete them!!!!
/**
* This variable is a shortcut to the full URL of the SVG namespace
* @final
* @type String
*/
var svgNS = "http://www.w3.org/2000/svg";
/**
* This variable is a shortcut to the full URL of the XLink namespace
* @final
* @type String
*/
var xlinkNS = "http://www.w3.org/1999/xlink";
/**
* This variable is a shortcut to the full URL of the attrib namespace
* @final
* @type String
*/
var cartoNS = "http://www.carto.net/attrib";
/**
* This variable is a alias to the full URL of the attrib namespace
* @final
* @type String
*/
var attribNS = "http://www.carto.net/attrib";
/**
* This variable is a alias to the full URL of the Batik extension namespace
* @final
* @type String
*/
var batikNS = "http://xml.apache.org/batik/ext";
/**
* Returns the polar direction from a given vector
* @param {Number} xdiff the x-part of the vector
* @param {Number} ydiff the y-part of the vector
* @return direction the direction in radians
* @type Number
* @version 1.0 (2007-04-30)
* @see #toPolarDist
* @see #toRectX
* @see #toRectY
*/
function toPolarDir(xdiff,ydiff) {
var direction = (Math.atan2(ydiff,xdiff));
return(direction);
}
/**
* Returns the polar distance from a given vector
* @param {Number} xdiff the x-part of the vector
* @param {Number} ydiff the y-part of the vector
* @return distance the distance
* @type Number
* @version 1.0 (2007-04-30)
* @see #toPolarDir
* @see #toRectX
* @see #toRectY
*/
function toPolarDist(xdiff,ydiff) {
var distance = Math.sqrt(xdiff * xdiff + ydiff * ydiff);
return(distance);
}
/**
* Returns the x-part of a vector from a given direction and distance
* @param {Number} direction the direction (in radians)
* @param {Number} distance the distance
* @return x the x-part of the vector
* @type Number
* @version 1.0 (2007-04-30)
* @see #toPolarDist
* @see #toPolarDir
* @see #toRectY
*/
function toRectX(direction,distance) {
var x = distance * Math.cos(direction);
return(x);
}
/**
* Returns the y-part of the vector from a given direction and distance
* @param {Number} direction the direction (in radians)
* @param {Number} distance the distance
* @return y the y-part of the vector
* @type Number
* @version 1.0 (2007-04-30)
* @see #toPolarDist
* @see #toPolarDir
* @see #toRectX
*/
function toRectY(direction,distance) {
y = distance * Math.sin(direction);
return(y);
}
/**
* Converts degrees to radians
* @param {Number} deg the degree value
* @return rad the radians value
* @type Number
* @version 1.0 (2007-04-30)
* @see #RadToDeg
*/
function DegToRad(deg) {
return (deg / 180.0 * Math.PI);
}
/**
* Converts radians to degrees
* @param {Number} rad the radians value
* @return deg the degree value
* @type Number
* @version 1.0 (2007-04-30)
* @see #DegToRad
*/
function RadToDeg(rad) {
return (rad / Math.PI * 180.0);
}
/**
* Converts decimal degrees to degrees, minutes, seconds
* @param {Number} dd the decimal degree value
* @return degrees the degree values in the following notation: {deg:degrees,min:minutes,sec:seconds}
* @type literal
* @version 1.0 (2007-04-30)
* @see #dms2dd
*/
function dd2dms(dd) {
var minutes = (Math.abs(dd) - Math.floor(Math.abs(dd))) * 60;
var seconds = (minutes - Math.floor(minutes)) * 60;
var minutes = Math.floor(minutes);
if (dd >= 0) {
var degrees = Math.floor(dd);
}
else {
var degrees = Math.ceil(dd);
}
return {deg:degrees,min:minutes,sec:seconds};
}
/**
* Converts degrees, minutes and seconds to decimal degrees
* @param {Number} deg the degree value
* @param {Number} min the minute value
* @param {Number} sec the second value
* @return deg the decimal degree values
* @type Number
* @version 1.0 (2007-04-30)
* @see #dd2dms
*/
function dms2dd(deg,min,sec) {
if (deg < 0) {
return deg - (min / 60) - (sec / 3600);
}
else {
return deg + (min / 60) + (sec / 3600);
}
}
/**
* log function, missing in the standard Math object
* @param {Number} x the value where the log function should be applied to
* @param {Number} b the base value for the log function
* @return logResult the result of the log function
* @type Number
* @version 1.0 (2007-04-30)
*/
function log(x,b) {
if(b==null) b=Math.E;
return Math.log(x)/Math.log(b);
}
/**
* interpolates a value (e.g. elevation) bilinearly based on the position within a cell with 4 corner values
* @param {Number} za the value at the upper left corner of the cell
* @param {Number} zb the value at the upper right corner of the cell
* @param {Number} zc the value at the lower right corner of the cell
* @param {Number} zd the value at the lower left corner of the cell
* @param {Number} xpos the x position of the point where a new value should be interpolated
* @param {Number} ypos the y position of the point where a new value should be interpolated
* @param {Number} ax the x position of the lower left corner of the cell
* @param {Number} ay the y position of the lower left corner of the cell
* @param {Number} cellsize the size of the cell
* @return interpol_value the result of the bilinear interpolation function
* @type Number
* @version 1.0 (2007-04-30)
*/
function intBilinear(za,zb,zc,zd,xpos,ypos,ax,ay,cellsize) { //bilinear interpolation function
var e = (xpos - ax) / cellsize;
var f = (ypos - ay) / cellsize;
//calculation of weights
var wa = (1 - e) * (1 - f);
var wb = e * (1 - f);
var wc = e * f;
var wd = f * (1 - e);
var interpol_value = wa * zc + wb * zd + wc * za + wd * zb;
return interpol_value;
}
/**
* tests if a given point is left or right of a given line
* @param {Number} pointx the x position of the given point
* @param {Number} pointy the y position of the given point
* @param {Number} linex1 the x position of line's start point
* @param {Number} liney1 the y position of line's start point
* @param {Number} linex2 the x position of line's end point
* @param {Number} liney2 the y position of line's end point
* @return leftof the result of the leftOfTest, 1 means leftOf, 0 means rightOf
* @type Number (integer, 0|1)
* @version 1.0 (2007-04-30)
*/
function leftOfTest(pointx,pointy,linex1,liney1,linex2,liney2) {
var result = (liney1 - pointy) * (linex2 - linex1) - (linex1 - pointx) * (liney2 - liney1);
if (result < 0) {
var leftof = 1; //case left of
}
else {
var leftof = 0; //case left of
}
return leftof;
}
/**
* calculates the distance between a given point and a given line
* @param {Number} pointx the x position of the given point
* @param {Number} pointy the y position of the given point
* @param {Number} linex1 the x position of line's start point
* @param {Number} liney1 the y position of line's start point
* @param {Number} linex2 the x position of line's end point
* @param {Number} liney2 the y position of line's end point
* @return distance the result of the leftOfTest, 1 means leftOf, 0 means rightOf
* @type Number
* @version 1.0 (2007-04-30)
*/
function distFromLine(xpoint,ypoint,linex1,liney1,linex2,liney2) {
var dx = linex2 - linex1;
var dy = liney2 - liney1;
var distance = (dy * (xpoint - linex1) - dx * (ypoint - liney1)) / Math.sqrt(Math.pow(dx,2) + Math.pow(dy,2));
return distance;
}
/**
* calculates the angle between two vectors (lines)
* @param {Number} ax the x part of vector a
* @param {Number} ay the y part of vector a
* @param {Number} bx the x part of vector b
* @param {Number} by the y part of vector b
* @return angle the angle in radians
* @type Number
* @version 1.0 (2007-04-30)
* @credits <a href="http://www.mathe-online.at/mathint/vect2/i.html#Winkel">Mathe Online (Winkel)</a>
*/
function angleBetwTwoLines(ax,ay,bx,by) {
var angle = Math.acos((ax * bx + ay * by) / (Math.sqrt(Math.pow(ax,2) + Math.pow(ay,2)) * Math.sqrt(Math.pow(bx,2) + Math.pow(by,2))));
return angle;
}
/**
* calculates the bisector vector for two given vectors
* @param {Number} ax the x part of vector a
* @param {Number} ay the y part of vector a
* @param {Number} bx the x part of vector b
* @param {Number} by the y part of vector b
* @return c the resulting vector as an Array, c[0] is the x part of the vector, c[1] is the y part
* @type Array
* @version 1.0 (2007-04-30)
* @credits <a href="http://www.mathe-online.at/mathint/vect1/i.html#Winkelsymmetrale">Mathe Online (Winkelsymmetrale)</a>
* see #calcBisectorAngle
* */
function calcBisectorVector(ax,ay,bx,by) {
var betraga = Math.sqrt(Math.pow(ax,2) + Math.pow(ay,2));
var betragb = Math.sqrt(Math.pow(bx,2) + Math.pow(by,2));
var c = new Array();
c[0] = ax / betraga + bx / betragb;
c[1] = ay / betraga + by / betragb;
return c;
}
/**
* calculates the bisector angle for two given vectors
* @param {Number} ax the x part of vector a
* @param {Number} ay the y part of vector a
* @param {Number} bx the x part of vector b
* @param {Number} by the y part of vector b
* @return angle the bisector angle in radians
* @type Number
* @version 1.0 (2007-04-30)
* @credits <a href="http://www.mathe-online.at/mathint/vect1/i.html#Winkelsymmetrale">Mathe Online (Winkelsymmetrale)</a>
* see #calcBisectorVector
* */
function calcBisectorAngle(ax,ay,bx,by) {
var betraga = Math.sqrt(Math.pow(ax,2) + Math.pow(ay,2));
var betragb = Math.sqrt(Math.pow(bx,2) + Math.pow(by,2));
var c1 = ax / betraga + bx / betragb;
var c2 = ay / betraga + by / betragb;
var angle = toPolarDir(c1,c2);
return angle;
}
/**
* calculates the intersection point of two given lines
* @param {Number} line1x1 the x the start point of line 1
* @param {Number} line1y1 the y the start point of line 1
* @param {Number} line1x2 the x the end point of line 1
* @param {Number} line1y2 the y the end point of line 1
* @return interSectPoint the intersection point, interSectPoint.x contains x-part, interSectPoint.y the y-part of the resulting coordinate
* @type Object
* @version 1.0 (2007-04-30)
* @credits <a href="http://astronomy.swin.edu.au/~pbourke/geometry/lineline2d/">P. Bourke</a>
*/
function intersect2lines(line1x1,line1y1,line1x2,line1y2,line2x1,line2y1,line2x2,line2y2) {
var interSectPoint = new Object();
var denominator = (line2y2 - line2y1)*(line1x2 - line1x1) - (line2x2 - line2x1)*(line1y2 - line1y1);
if (denominator == 0) {
alert("lines are parallel");
}
else {
var ua = ((line2x2 - line2x1)*(line1y1 - line2y1) - (line2y2 - line2y1)*(line1x1 - line2x1)) / denominator;
var ub = ((line1x2 - line1x1)*(line1y1 - line2y1) - (line1y2 - line1y1)*(line1x1 - line2x1)) / denominator;
}
interSectPoint["x"] = line1x1 + ua * (line1x2 - line1x1);
interSectPoint["y"] = line1y1 + ua * (line1y2 - line1y1);
return interSectPoint;
}
/**
* reformats a given number to a string by adding separators at every third digit
* @param {String|Number} inputNumber the input number, can be of type number or string
* @param {String} separator the separator, e.g. ' or ,
* @return newString the intersection point, interSectPoint.x contains x-part, interSectPoint.y the y-part of the resulting coordinate
* @type String
* @version 1.0.1 (2011-10-02)
*/
function formatNumberString(inputNumber,separator) {
//check if of type string, if number, convert it to string
if (typeof(inputNumber) == "number") {
var myTempString = inputNumber.toString();
}
else {
var myTempString = inputNumber;
}
var newString="";
//if it contains a comma, it will be split
var splitResults = myTempString.split(".");
var myCounter = splitResults[0].length;
if (myCounter > 3) {
while(myCounter > 0) {
if (myCounter > 3) {
newString = separator + splitResults[0].substr(myCounter - 3,3) + newString;
}
else {
newString = splitResults[0].substr(0,myCounter) + newString;
}
myCounter -= 3;
}
}
else {
newString = splitResults[0];
}
//concatenate if it contains a comma
if (splitResults[1]) {
newString = newString + "." + splitResults[1];
}
return newString;
}
/**
* writes a status text message out to a SVG text element's first child
* @param {String} statusText the text message to be displayed
* @version 1.0 (2007-04-30)
*/
function statusChange(statusText) {
document.getElementById("statusText").firstChild.nodeValue = "Statusbar: " + statusText;
}
/**
* scales an SVG element, requires that the element has an x and y attribute (e.g. circle, ellipse, use element, etc.)
* @param {dom::Event} evt the evt object that triggered the scaling
* @param {Number} factor the scaling factor
* @version 1.0 (2007-04-30)
*/
function scaleObject(evt,factor) {
//reference to the currently selected object
var element = evt.currentTarget;
var myX = element.getAttributeNS(null,"x");
var myY = element.getAttributeNS(null,"y");
var newtransform = "scale(" + factor + ") translate(" + (myX * 1 / factor - myX) + " " + (myY * 1 / factor - myY) +")";
element.setAttributeNS(null,'transform', newtransform);
}
/**
* returns the transformation matrix (ctm) for the given node up to the root element
* the basic use case is to provide a wrapper function for the missing SVGLocatable.getTransformToElement method (missing in ASV3)
* @param {svg::SVGTransformable} node the node reference for the SVGElement the ctm is queried
* @return CTM the current transformation matrix from the given node to the root element
* @type svg::SVGMatrix
* @version 1.0 (2007-05-01)
* @credits <a href="http://www.kevlindev.com/tutorials/basics/transformations/toUserSpace/index.htm">Kevin Lindsey (toUserSpace)</a>
* @see #getTransformToElement
*/
function getTransformToRootElement(node) {
try {
//this part is for fully conformant players (like Opera, Batik, Firefox, Safari ...)
var CTM = node.getTransformToElement(document.documentElement);
}
catch (ex) {
//this part is for ASV3 or other non-conformant players
// Initialize our CTM the node's Current Transformation Matrix
var CTM = node.getCTM();
// Work our way through the ancestor nodes stopping at the SVG Document
while ( ( node = node.parentNode ) != document ) {
// Multiply the new CTM to the one with what we have accumulated so far
CTM = node.getCTM().multiply(CTM);
}
}
return CTM;
}
/**
* returns the transformation matrix (ctm) for the given dom::Node up to a different dom::Node
* the basic use case is to provide a wrapper function for the missing SVGLocatable.getTransformToElement method (missing in ASV3)
* @param {svg::SVGTransformable} node the node reference for the element the where the ctm should be calculated from
* @param {svg::SVGTransformable} targetNode the target node reference for the element the ctm should be calculated to
* @return CTM the current transformation matrix from the given node to the target element
* @type svg::SVGMatrix
* @version 1.0 (2007-05-01)
* @credits <a href="http://www.kevlindev.com/tutorials/basics/transformations/toUserSpace/index.htm">Kevin Lindsey (toUserSpace)</a>
* @see #getTransformToRootElement
*/
function getTransformToElement(node,targetNode) {
try {
//this part is for fully conformant players
var CTM = node.getTransformToElement(targetNode);
}
catch (ex) {
//this part is for ASV3 or other non-conformant players
// Initialize our CTM the node's Current Transformation Matrix
var CTM = node.getCTM();
// Work our way through the ancestor nodes stopping at the SVG Document
while ( ( node = node.parentNode ) != targetNode ) {
// Multiply the new CTM to the one with what we have accumulated so far
CTM = node.getCTM().multiply(CTM);
}
}
return CTM;
}
/**
* converts HSV to RGB values
* @param {Number} hue the hue value (between 0 and 360)
* @param {Number} sat the saturation value (between 0 and 1)
* @param {Number} val the value value (between 0 and 1)
* @return rgbArr the rgb values (associative array or object, the keys are: red,green,blue), all values are scaled between 0 and 255
* @type Object
* @version 1.0 (2007-05-01)
* @see #rgb2hsv
*/
function hsv2rgb(hue,sat,val) {
var rgbArr = new Object();
if ( sat == 0) {
rgbArr["red"] = Math.round(val * 255);
rgbArr["green"] = Math.round(val * 255);
rgbArr["blue"] = Math.round(val * 255);
}
else {
var h = hue / 60;
var i = Math.floor(h);
var f = h - i;
if (i % 2 == 0) {
f = 1 - f;
}
var m = val * (1 - sat);
var n = val * (1 - sat * f);
switch(i) {
case 0:
rgbArr["red"] = val;
rgbArr["green"] = n;
rgbArr["blue"] = m;
break;
case 1:
rgbArr["red"] = n;
rgbArr["green"] = val;
rgbArr["blue"] = m;
break;
case 2:
rgbArr["red"] = m;
rgbArr["green"] = val;
rgbArr["blue"] = n;
break;
case 3:
rgbArr["red"] = m;
rgbArr["green"] = n;
rgbArr["blue"] = val;
break;
case 4:
rgbArr["red"] = n;
rgbArr["green"] = m;
rgbArr["blue"] = val;
break;
case 5:
rgbArr["red"] = val;
rgbArr["green"] = m;
rgbArr["blue"] = n;
break;
case 6:
rgbArr["red"] = val;
rgbArr["green"] = n;
rgbArr["blue"] = m;
break;
}
rgbArr["red"] = Math.round(rgbArr["red"] * 255);
rgbArr["green"] = Math.round(rgbArr["green"] * 255);
rgbArr["blue"] = Math.round(rgbArr["blue"] * 255);
}
return rgbArr;
}
/**
* converts RGB to HSV values
* @param {Number} red the hue value (between 0 and 255)
* @param {Number} green the saturation value (between 0 and 255)
* @param {Number} blue the value value (between 0 and 255)
* @return hsvArr the hsv values (associative array or object, the keys are: hue (0-360),sat (0-1),val (0-1))
* @type Object
* @version 1.0 (2007-05-01)
* @see #hsv2rgb
*/
function rgb2hsv(red,green,blue) {
var hsvArr = new Object();
red = red / 255;
green = green / 255;
blue = blue / 255;
myMax = Math.max(red, Math.max(green,blue));
myMin = Math.min(red, Math.min(green,blue));
v = myMax;
if (myMax > 0) {
s = (myMax - myMin) / myMax;
}
else {
s = 0;
}
if (s > 0) {
myDiff = myMax - myMin;
rc = (myMax - red) / myDiff;
gc = (myMax - green) / myDiff;
bc = (myMax - blue) / myDiff;
if (red == myMax) {
h = (bc - gc) / 6;
}
if (green == myMax) {
h = (2 + rc - bc) / 6;
}
if (blue == myMax) {
h = (4 + gc - rc) / 6;
}
}
else {
h = 0;
}
if (h < 0) {
h += 1;
}
hsvArr["hue"] = Math.round(h * 360);
hsvArr["sat"] = s;
hsvArr["val"] = v;
return hsvArr;
}
/**
* populates an array such that it can be addressed by both a key or an index nr,
* note that both Arrays need to be of the same length
* @param {Array} arrayKeys the array containing the keys
* @param {Array} arrayValues the array containing the values
* @return returnArray the resulting array containing both associative values and also a regular indexed array
* @type Array
* @version 1.0 (2007-05-01)
*/
function arrayPopulate(arrayKeys,arrayValues) {
var returnArray = new Array();
if (arrayKeys.length != arrayValues.length) {
alert("error: arrays do not have the same length!");
}
else {
for (i=0;i<arrayKeys.length;i++) {
returnArray[arrayKeys[i]] = arrayValues[i];
}
}
return returnArray;
}
/**
* Wrapper object for network requests, uses getURL or XMLHttpRequest depending on availability
* The callBackFunction receives a XML or text node representing the rootElement
* of the fragment received or the return text, depending on the returnFormat.
* See also the following <a href="http://www.carto.net/papers/svg/network_requests/">documentation</a>.
* @class this is a wrapper object to provide network request functionality (get|post)
* @param {String} url the URL/IRI of the network resource to be called
* @param {Function|Object} callBackFunction the callBack function or object that is called after the data was received, in case of an object, the method 'receiveData' is called; both the function and the object's 'receiveData' method get 2 return parameters: 'node.firstChild'|text (the root element of the XML or text resource), this.additionalParams (if defined)
* @param {String} returnFormat the return format, either 'xml' or 'json' (or text)
* @param {String} method the method of the network request, either 'get' or 'post'
* @param {String|Undefined} postText the String containing the post text (optional) or Undefined (if not a 'post' request)
* @param {Object|Array|String|Number|Undefined} additionalParams additional parameters that will be passed to the callBackFunction or object (optional) or Undefined
* @return a new getData instance
* @type getData
* @constructor
* @version 1.0 (2007-02-23)
*/
function getData(url,callBackFunction,returnFormat,method,postText,additionalParams) {
this.url = url;
this.callBackFunction = callBackFunction;
this.returnFormat = returnFormat;
this.method = method;
this.additionalParams = additionalParams;
if (method != "get" && method != "post") {
alert("Error in network request: parameter 'method' must be 'get' or 'post'");
}
this.postText = postText;
this.xmlRequest = null; //@private reference to the XMLHttpRequest object
}
/**
* triggers the network request defined in the constructor
*/
getData.prototype.getData = function() {
//call getURL() if available
if (window.getURL) {
if (this.method == "get") {
getURL(this.url,this);
}
if (this.method == "post") {
postURL(this.url,this.postText,this);
}
}
//or call XMLHttpRequest() if available
else if (window.XMLHttpRequest) {
var _this = this;
this.xmlRequest = new XMLHttpRequest();
if (this.method == "get") {
if (this.returnFormat == "xml") {
if (this.xmlRequest.overrideMimeType) {
this.xmlRequest.overrideMimeType("text/xml");
}
}
this.xmlRequest.open("GET",this.url,true);
}
if (this.method == "post") {
this.xmlRequest.open("POST",this.url,true);
}
this.xmlRequest.onreadystatechange = function() {_this.handleEvent()};
if (this.method == "get") {
this.xmlRequest.send(null);
}
if (this.method == "post") {
//test if postText exists and is of type string
var reallyPost = true;
if (!this.postText) {
reallyPost = false;
alert("Error in network post request: missing parameter 'postText'!");
}
if (typeof(this.postText) != "string") {
reallyPost = false;
alert("Error in network post request: parameter 'postText' has to be of type 'string')");
}
if (reallyPost) {
this.xmlRequest.send(this.postText);
}
}
}
//write an error message if neither method is available
else {
alert("your browser/svg viewer neither supports window.getURL nor window.XMLHttpRequest!");
}
}
/**
* this is the callback method for the getURL() or postURL() case
* @private
*/
getData.prototype.operationComplete = function(data) {
//check if data has a success property
if (data.success) {
//parse content of the XML format to the variable "node"
if (this.returnFormat == "xml") {
//convert the text information to an XML node and get the first child
var node = parseXML(data.content,document);
//distinguish between a callback function and an object
if (typeof(this.callBackFunction) == "function") {
this.callBackFunction(node.firstChild,this.additionalParams);
}
if (typeof(this.callBackFunction) == "object") {
this.callBackFunction.receiveData(node.firstChild,this.additionalParams);
}
}
if (this.returnFormat == "json") {
if (typeof(this.callBackFunction) == "function") {
this.callBackFunction(data.content,this.additionalParams);
}
if (typeof(this.callBackFunction) == "object") {
this.callBackFunction.receiveData(data.content,this.additionalParams);
}
}
}
else {
alert("something went wrong with dynamic loading of geometry!");
}
}
/**
* this is the callback method for the XMLHttpRequest case
* @private
*/
getData.prototype.handleEvent = function() {
if (this.xmlRequest.readyState == 4) {
if (this.returnFormat == "xml") {
//we need to import the XML node first
var parser = new DOMParser();
var doc = parser.parseFromString(this.xmlRequest.responseText,"text/xml");
var importedNode = document.importNode(doc.documentElement,true);
if (typeof(this.callBackFunction) == "function") {
this.callBackFunction(importedNode,this.additionalParams);
}
if (typeof(this.callBackFunction) == "object") {
this.callBackFunction.receiveData(importedNode,this.additionalParams);
}
}
if (this.returnFormat == "json") {
if (typeof(this.callBackFunction) == "function") {
this.callBackFunction(this.xmlRequest.responseText,this.additionalParams);
}
if (typeof(this.callBackFunction) == "object") {
this.callBackFunction.receiveData(this.xmlRequest.responseText,this.additionalParams);
}
}
}
}
/**
* Serializes an XML node and returns a string representation. Wrapper function to hide implementation differences.
* This can be used for debugging purposes or to post data to a server or network resource.
* @param {dom::Node} node the DOM node reference
* @return textRepresentation the String representation of the XML node
* @type String
* @version 1.0 (2007-05-01)
* @see getData
*/
function serializeNode(node) {
if (typeof XMLSerializer != 'undefined') {
return new XMLSerializer().serializeToString(node);
}
else if (typeof node.xml != 'undefined') {
return node.xml;
}
else if (typeof printNode != 'undefined') {
return printNode(node);
}
else if (typeof Packages != 'undefined') {
try {
var stringWriter = new java.io.StringWriter();
Packages.org.apache.batik.dom.util.DOMUtilities.writeNode(node,stringWriter);
return stringWriter.toString();
}
catch (e) {
alert("Sorry, your SVG viewer does not support the printNode/serialize function.");
return '';
}
}
else {
alert("Sorry, your SVG viewer does not support the printNode/serialize function.");
return '';
}
}
/**
* Starts a SMIL animation element with the given id by triggering the '.beginElement()' method.
* This is a convenience (shortcut) function.
* @param {String} id a valid id of a valid SMIL animation element
* @version 1.0 (2007-05-01)
*/
//starts an animtion with the given id
//this function is useful in combination with window.setTimeout()
function startAnimation(id) {
document.getElementById(id).beginElement();
}

152
labs/html5-embed/public/js/lib/textflow.js Normal file
View File

@ -0,0 +1,152 @@
/*
Scripts to create flowText (rectangular) in SVG 1.1 UAs
Copyright (C) <2007> <Andreas Neumann>
Version 1.0, 2007-02-26
neumann@karto.baug.ethz.ch
http://www.carto.net/
http://www.carto.net/neumann/
----
Documentation: http://www.carto.net/papers/svg/textFlow/
----
current version: 1.0.
1.0 (2007-02-26)
initial release
-------
This ECMA script library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
This library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with this library (lesser_gpl.txt); if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
----
original document site: http://www.carto.net/papers/svg/textFlow/
Please contact the author in case you want to use code or ideas commercially.
If you use this code, please include this copyright header, the included full
LGPL 2.1 text and read the terms provided in the LGPL 2.1 license
(http://www.gnu.org/copyleft/lesser.txt)
-------------------------------
Please report bugs and send improvements to neumann@karto.baug.ethz.ch
If you use this control, please link to the original (http://www.carto.net/papers/svg/textFlow/)
somewhere in the source-code-comment or the "about" of your project and give credits, thanks!
*/
//main function
function textFlow(myText,textToAppend,maxWidth,x,ddy,justified) {
//extract and add line breaks for start
var dashArray = new Array();
var dashFound = true;
var indexPos = 0;
var cumulY = 0;
while (dashFound == true) {
var result = myText.indexOf("-",indexPos);
if (result == -1) {
//could not find a dash
dashFound = false;
}
else {
dashArray.push(result);
indexPos = result + 1;
}
}
//split the text at all spaces and dashes
var words = myText.split(/[\s-]/);
var line = "";
var dy = 0;
var curNumChars = 0;
var computedTextLength = 0;
var myTextNode;
var tspanEl;
var lastLineBreak = 0;
for (i=0;i<words.length;i++) {
var word = words[i];
curNumChars += word.length + 1;
if (computedTextLength > maxWidth || i == 0) {
if (computedTextLength > maxWidth) {
var tempText = tspanEl.firstChild.nodeValue;
tempText = tempText.slice(0,(tempText.length - words[i-1].length - 2)); //the -2 is because we also strip off white space
tspanEl.firstChild.nodeValue = tempText;
if (justified) {
//determine the number of words in this line
var nrWords = tempText.split(/\s/).length;
computedTextLength = tspanEl.getComputedTextLength();
var additionalWordSpacing = (maxWidth - computedTextLength) / (nrWords - 1);
tspanEl.setAttributeNS(null,"word-spacing",additionalWordSpacing);
//alternatively one could use textLength and lengthAdjust, however, currently this is not too well supported in SVG UA's
}
}
tspanEl = document.createElementNS(svgNS,"tspan");
tspanEl.setAttributeNS(null,"x",x);
tspanEl.setAttributeNS(null,"dy",dy);
myTextNode = document.createTextNode(line);
tspanEl.appendChild(myTextNode);
textToAppend.appendChild(tspanEl);
if(checkDashPosition(dashArray,curNumChars-1)) {
line = word + "-";
}
else {
line = word + " ";
}
if (i != 0) {
line = words[i-1] + " " + line;
}
dy = ddy;
cumulY += dy;
}
else {
if(checkDashPosition(dashArray,curNumChars-1)) {
line += word + "-";
}
else {
line += word + " ";
}
}
tspanEl.firstChild.nodeValue = line;
computedTextLength = tspanEl.getComputedTextLength();
if (i == words.length - 1) {
if (computedTextLength > maxWidth) {
var tempText = tspanEl.firstChild.nodeValue;
tspanEl.firstChild.nodeValue = tempText.slice(0,(tempText.length - words[i].length - 1));
tspanEl = document.createElementNS(svgNS,"tspan");
tspanEl.setAttributeNS(null,"x",x);
tspanEl.setAttributeNS(null,"dy",dy);
myTextNode = document.createTextNode(words[i]);
tspanEl.appendChild(myTextNode);
textToAppend.appendChild(tspanEl);
}
}
}
return cumulY;
}
//this function checks if there should be a dash at the given position, instead of a blank
function checkDashPosition(dashArray,pos) {
var result = false;
for (var i=0;i<dashArray.length;i++) {
if (dashArray[i] == pos) {
result = true;
}
}
return result;
}

21
record-and-playback/core/lib/recordandplayback/generators/matterhorn_processor.rb
View File

@ -34,17 +34,23 @@ module BigBlueButton
class MatterhornProcessor
def self.create_manifest_xml(webcam, deskshare, manifest)
vpresenter = FFMPEG::Movie.new(webcam)
vpresentation = FFMPEG::Movie.new(deskshare)
vpresenter = FFMPEG::Movie.new(webcam) if File.exists?(webcam)
vpresentation = FFMPEG::Movie.new(deskshare) if File.exists?(deskshare)
duration = vpresenter ? vpresenter.duration.round : vpresentation.duration.round
xml = Builder::XmlMarkup.new( :indent => 2 )
result = xml.instruct! :xml, :version => "1.0"
timestamp = (Time::now).utc.strftime("%Y-%m-%dT%H:%M:%S")
xml.tag!("ns2:mediapackage", "duration" => vpresenter.duration.round.to_s.split(".")[0] + "000",
xml.tag!("ns2:mediapackage", "duration" => duration.to_s.split(".")[0] + "000",
"start" => timestamp, "xmlns:ns2" => "http://mediapackage.opencastproject.org") {
xml.media{
if vpresenter
xml.track("id" => "track-1", "type" => "presenter/source") {
xml.mimetype(MIME::Types.type_for(vpresenter.path).first.content_type)
xml.tags
@ -59,7 +65,9 @@ module BigBlueButton
xml.resolution(vpresenter.width.to_s + "x" + vpresenter.height.to_s)
}
}
end
if vpresentation
xml.track("id" => "track-2", "type" => "presentation/source") {
xml.mimetype(MIME::Types.type_for(vpresentation.path).first.content_type)
xml.tags
@ -74,6 +82,8 @@ module BigBlueButton
xml.resolution(vpresentation.width.to_s + "x" + vpresentation.height.to_s)
}
}
end
}
xml.metadata {
@ -128,9 +138,8 @@ module BigBlueButton
aFile.close
end
def self.zip_artifacts(webcam, deskshare, dublincore, manifest, zipped_file)
BigBlueButton.logger.info("Task: Zipping package... #{zipped_file} #{webcam} #{deskshare} #{dublincore} #{manifest}")
files = [webcam, deskshare, dublincore, manifest]
def self.zip_artifacts(files, zipped_file)
BigBlueButton.logger.info("Task: Zipping package... #{zipped_file} #{files}")
Zip::ZipFile.open(zipped_file, Zip::ZipFile::CREATE) do |zipfile|
files.each { |f|
BigBlueButton.logger.info("Zipping #{f} into #{zipped_file}")

15
record-and-playback/core/lib/recordandplayback/generators/video.rb
View File

@ -126,10 +126,10 @@ module BigBlueButton
target_dir = File.dirname("#{video_out}")
#Concatenate mpg files
BigBlueButton.concatenate_mpg_files(mpgs,"#{target_dir}/webcam.mpg")
BigBlueButton.concatenate_mpg_files(mpgs,"#{target_dir}/concatenated.mpg")
#Convert mpg to flv
BigBlueButton.convert_mpg_to_flv("#{target_dir}/webcam.mpg", video_out)
BigBlueButton.convert_mpg_to_flv("#{target_dir}/concatenated.mpg", video_out)
end
@ -642,6 +642,17 @@ module BigBlueButton
BigBlueButton.execute(command)
end
# Muxes audio with deskshare video
# audio_file : Audio of the recording
# deskshare_file : Video of shared desktop of the recording
def self.mux_audio_deskshare(target_dir, audio_file, deskshare_file)
command = "ffmpeg -i #{audio_file} -i #{deskshare_file} -loglevel fatal -v -10 -vcodec flv -b 1000k -threads 0 -map 1:0 -map 0:0 -ar 22050 #{target_dir}/muxed_audio_deskshare.flv"
BigBlueButton.execute(command)
FileUtils.mv("#{target_dir}/muxed_audio_deskshare.flv","#{target_dir}/deskshare.flv")
end
end

31
record-and-playback/matterhorn/scripts/process/matterhorn.rb
View File

@ -42,29 +42,30 @@ raw_archive_dir = "#{recording_dir}/raw/#{meeting_id}"
target_dir = "#{recording_dir}/process/matterhorn/#{meeting_id}"
if not FileTest.directory?(target_dir)
FileUtils.mkdir_p target_dir
FileUtils.mkdir_p target_dir
#Verify media absence before trying to process
media_absence = Hash.new
media_absence["audio"] = !Dir["#{raw_archive_dir}/audio/*"].empty?
media_absence["video"] = !Dir["#{raw_archive_dir}/video/*"].empty?
media_absence["deskshare"] = !Dir["#{raw_archive_dir}/deskshare/*"].empty?
if not media_absence.values.join("_").include? "false"
if !Dir["#{raw_archive_dir}/video/*"].empty? or !Dir["#{raw_archive_dir}/deskshare/*"].empty?
# Create a copy of the raw archives
temp_dir = "#{target_dir}/temp"
FileUtils.mkdir_p temp_dir
FileUtils.cp_r(raw_archive_dir, temp_dir)
# Process webcam recording
BigBlueButton.process_webcam(target_dir, temp_dir, meeting_id)
BigBlueButton.process_webcam(target_dir, temp_dir, meeting_id) if !Dir["#{raw_archive_dir}/video/*"].empty?
# Process desktop sharing
BigBlueButton.process_deskstop_sharing(target_dir, temp_dir, meeting_id)
BigBlueButton.process_deskstop_sharing(target_dir, temp_dir, meeting_id) if !Dir["#{raw_archive_dir}/deskshare/*"].empty?
# Mux audio and deskshare if webcam was not processed
if !File.exists?("#{target_dir}/muxed-audio-webcam.flv")
BigBlueButton::AudioProcessor.process("#{temp_dir}/#{meeting_id}", "#{target_dir}/audio.ogg")
BigBlueButton.mux_audio_deskshare( target_dir, "#{target_dir}/audio.ogg", "#{target_dir}/deskshare.flv")
end
#Create xml files with metadata
BigBlueButton::MatterhornProcessor.create_manifest_xml("#{target_dir}/muxed-audio-webcam.flv", "#{target_dir}/deskshare.flv", "#{target_dir}/manifest.xml")
BigBlueButton::MatterhornProcessor.create_manifest_xml("#{target_dir}/muxed-audio-webcam.flv", "#{target_dir}/deskshare.flv", "#{target_dir}/manifest.xml")
metadata = BigBlueButton::Events.get_meeting_metadata("#{temp_dir}/#{meeting_id}/events.xml")
dublincore_data = { :title => metadata[:title.to_s].nil? ? meeting_id : metadata[:title.to_s],
@ -76,10 +77,10 @@ if not FileTest.directory?(target_dir)
:identifier => metadata[:identifier.to_s]
}
BigBlueButton::MatterhornProcessor.create_dublincore_xml("#{target_dir}/dublincore.xml", dublincore_data)
else
logger.error "Failed Matterhorn process for meeting #{meeting_id}. Absence of media #{media_absence.to_s}"
end
logger.error "Failed Matterhorn process for meeting #{meeting_id}. Absence of video (webcam or deskshare)."
end
process_done = File.new("#{recording_dir}/status/processed/#{meeting_id}-matterhorn.done", "w")
process_done.write("Processed #{meeting_id}")
process_done.close

22
record-and-playback/matterhorn/scripts/publish-matterhorn.rb
View File

@ -47,20 +47,26 @@ done_files.each do |df|
MANIFEST = "manifest.xml"
DUBLIN = "dublincore.xml"
[WEBCAM, DESKSHARE, MANIFEST, DUBLIN].each { |file| FileUtils.cp("#{process_dir}/#{file}", target_dir)}
files = [WEBCAM, DESKSHARE, MANIFEST, DUBLIN]
files.select! do |file|
if File.exist?("#{process_dir}/#{file}")
FileUtils.cp("#{process_dir}/#{file}", target_dir)
file
end
end
BigBlueButton.logger.info files
Dir.chdir(target_dir) do
BigBlueButton::MatterhornProcessor.zip_artifacts(WEBCAM, DESKSHARE, DUBLIN, MANIFEST, "#{meeting_id}.zip")
BigBlueButton::MatterhornProcessor.zip_artifacts(files, "#{meeting_id}.zip")
end
command = "scp -i #{scp_key} -o StrictHostKeyChecking=no -o CheckHostIP=no #{target_dir}/#{meeting_id}.zip #{scp_user}@#{scp_server}:#{scp_inbox}"
BigBlueButton.logger.info(command)
Open3.popen3(command) do | stdin, stdout, stderr|
BigBlueButton.logger.info("scp result=#{$?.exitstatus}")
end
BigBlueButton.execute(command)
BigBlueButton.logger.info("Removing processed files.")
FileUtils.rm_r(Dir.glob("#{$process_dir}/*"))
FileUtils.rm_r(Dir.glob("#{process_dir}/*"))
BigBlueButton.logger.info("Removing published files.")
FileUtils.rm_r(Dir.glob("#{target_dir}/*"))
end
end