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Merge branch 'meteor-client-pdf-conversion' of https://github.com/gthacoder/bigbluebutton into development

Browse Source 
Conflicts:
	akka-bbb-apps/src/main/scala/org/bigbluebutton/core/pubsub/senders/PesentationMessageToJsonConverter.scala
	bigbluebutton-apps/src/main/scala/org/bigbluebutton/core/BigBlueButtonInGW.scala
	bigbluebutton-apps/src/main/scala/org/bigbluebutton/core/apps/presentation/PresentationModel.scala
	bigbluebutton-apps/src/main/scala/org/bigbluebutton/core/apps/presentation/red5/PresentationClientMessageSender.scala
	bigbluebutton-apps/src/main/scala/org/bigbluebutton/core/apps/presentation/redis/PresentationEventRedisRecorder.scala
This commit is contained in:
Maxim Khlobystov 2015-08-06 16:21:31 -04:00
commit 5c0cb9c3d8
24 changed files with 107 additions and 102 deletions
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4
akka-bbb-apps/src/main/java/org/bigbluebutton/core/recorders/events/GotoSlidePresentationRecordEvent.java
View File

@ -59,8 +59,8 @@ public class GotoSlidePresentationRecordEvent extends
eventMap.put("txtUri", txtUri);
}
public void setPngUri(String pngUri) {
eventMap.put("pngUri", pngUri);
public void setSvgUri(String svgUri) {
eventMap.put("svgUri", svgUri);
}
public void setXOffset(double offset) {

4
akka-bbb-apps/src/main/java/org/bigbluebutton/core/recorders/events/ResizeAndMoveSlidePresentationRecordEvent.java
View File

@ -50,8 +50,8 @@ public class ResizeAndMoveSlidePresentationRecordEvent extends
eventMap.put("txtUri", txtUri);
}
public void setPngUri(String pngUri) {
eventMap.put("pngUri", pngUri);
public void setSvgUri(String svgUri) {
eventMap.put("svgUri", svgUri);
}
public void setXOffset(double offset) {

4
akka-bbb-apps/src/main/scala/org/bigbluebutton/core/BigBlueButtonInGW.scala
View File

@ -234,10 +234,10 @@ class BigBlueButtonInGW(val system: ActorSystem, recorderApp: RecorderApplicatio
val swfUri = presBaseUrl + "/slide/" + i
val txtUri = presBaseUrl + "/textfiles/" + i
val pngUri = presBaseUrl + "/png/" + i
val svgUri = presBaseUrl + "/svg/" + i
val p = new Page(id = id, num = num, thumbUri = thumbnail, swfUri = swfUri,
txtUri = txtUri, pngUri = pngUri,
txtUri = txtUri, svgUri = svgUri,
current = current)
pages += (p.id -> p)
}

2
akka-bbb-apps/src/main/scala/org/bigbluebutton/core/MessageSenderActor.scala
View File

@ -216,7 +216,7 @@ class MessageSenderActor(val meetingId: String, val service: MessageSender)
res += "thumb_uri" -> page.thumbUri
res += "swf_uri" -> page.swfUri
res += "txt_uri" -> page.txtUri
res += "png_uri" -> page.pngUri
res += "svg_uri" -> page.svgUri
res += "current" -> page.current
res += "x_offset" -> page.xOffset
res += "y_offset" -> page.yOffset

4
akka-bbb-apps/src/main/scala/org/bigbluebutton/core/RecorderActor.scala
View File

@ -111,7 +111,7 @@ class RecorderActor(val meetingId: String, val recorder: RecorderApplication)
event.setThumbUri(msg.page.thumbUri);
event.setSwfUri(msg.page.swfUri);
event.setTxtUri(msg.page.txtUri);
event.setPngUri(msg.page.pngUri);
event.setSvgUri(msg.page.svgUri);
event.setXOffset(msg.page.xOffset);
event.setYOffset(msg.page.yOffset);
event.setWidthRatio(msg.page.widthRatio);
@ -130,7 +130,7 @@ class RecorderActor(val meetingId: String, val recorder: RecorderApplication)
event.setThumbUri(msg.page.thumbUri);
event.setSwfUri(msg.page.swfUri);
event.setTxtUri(msg.page.txtUri);
event.setPngUri(msg.page.pngUri);
event.setSvgUri(msg.page.svgUri);
event.setXOffset(msg.page.xOffset);
event.setYOffset(msg.page.yOffset);
event.setWidthRatio(msg.page.widthRatio);

2
akka-bbb-apps/src/main/scala/org/bigbluebutton/core/apps/PresentationModel.scala
View File

@ -10,7 +10,7 @@ case class Page(id: String, num: Int,
thumbUri: String = "",
swfUri: String,
txtUri: String,
pngUri: String,
svgUri: String,
current: Boolean = false,
xOffset: Double = 0, yOffset: Double = 0,
widthRatio: Double = 100D, heightRatio: Double = 100D)

2
akka-bbb-apps/src/main/scala/org/bigbluebutton/core/pubsub/senders/PesentationMessageToJsonConverter.scala
View File

@ -14,7 +14,7 @@ object PesentationMessageToJsonConverter {
res += "thumb_uri" -> page.thumbUri
res += "swf_uri" -> page.swfUri
res += "txt_uri" -> page.txtUri
res += "png_uri" -> page.pngUri
res += "svg_uri" -> page.svgUri
res += "current" -> page.current
res += "x_offset" -> page.xOffset
res += "y_offset" -> page.yOffset

6
bbb-common-message/src/main/java/org/bigbluebutton/common/messages/GoToSlideReplyMessage.java
View File

@ -47,7 +47,7 @@ public class GoToSlideReplyMessage {
if(pageObj.has(Constants.WIDTH_RATIO)
&& pageObj.has(Constants.HEIGHT_RATIO)
&& pageObj.has("png_uri")
&& pageObj.has("svg_uri")
&& pageObj.has("txt_uri")
&& pageObj.has("num")
&& pageObj.has(Constants.Y_OFFSET)
@ -59,7 +59,7 @@ public class GoToSlideReplyMessage {
) {
int wRatio = pageObj.get(Constants.WIDTH_RATIO).getAsInt();
int hRatio = pageObj.get(Constants.HEIGHT_RATIO).getAsInt();
String pngUri = pageObj.get("png_uri").getAsString();
String svgUri = pageObj.get("svg_uri").getAsString();
String txtUri = pageObj.get("txt_uri").getAsString();
int num = pageObj.get("num").getAsInt();
int xOffset = pageObj.get(Constants.X_OFFSET).getAsInt();
@ -71,7 +71,7 @@ public class GoToSlideReplyMessage {
page.put(Constants.WIDTH_RATIO, wRatio);
page.put(Constants.HEIGHT_RATIO, hRatio);
page.put("png_uri", pngUri);
page.put("svg_uri", svgUri);
page.put("txt_uri", txtUri);
page.put("num", num);
page.put(Constants.X_OFFSET, xOffset);

14
bbb-common-message/src/main/java/org/bigbluebutton/common/messages/Util.java
View File

@ -328,7 +328,7 @@ public class Util {
JsonObject pageObj = (JsonObject)pagesIter.next();
if (pageObj.has("id") && pageObj.has("num")
&& pageObj.has("thumb_uri") && pageObj.has("swf_uri")
&& pageObj.has("txt_uri") && pageObj.has("png_uri")
&& pageObj.has("txt_uri") && pageObj.has("svg_uri")
&& pageObj.has("current") && pageObj.has("x_offset")
&& pageObj.has("y_offset") && pageObj.has("width_ratio")
&& pageObj.has("height_ratio")) {
@ -340,7 +340,7 @@ public class Util {
String pageThumbUri = pageObj.get("thumb_uri").getAsString();
String pageSwfUri = pageObj.get("swf_uri").getAsString();
String pageTxtUri = pageObj.get("txt_uri").getAsString();
String pagePngUri = pageObj.get("png_uri").getAsString();
String pageSvgUri = pageObj.get("svg_uri").getAsString();
Boolean currentPage = pageObj.get("current").getAsBoolean();
Double xOffset = pageObj.get("x_offset").getAsDouble();
@ -353,7 +353,7 @@ public class Util {
page.put("thumbUri", pageThumbUri);
page.put("swfUri", pageSwfUri);
page.put("txtUri", pageTxtUri);
page.put("pngUri", pagePngUri);
page.put("svgUri", pageSvgUri);
page.put("current", currentPage);
page.put("xOffset", xOffset);
page.put("yOffset", yOffset);
@ -527,7 +527,7 @@ public class Util {
final String NUM = "num";
final String HEIGHT_RATIO = "height_ratio";
final String X_OFFSET = "x_offset";
final String PNG_URI = "png_uri";
final String SVG_URI = "svg_uri";
final String THUMB_URI = "thumb_uri";
final String TXT_URI = "txt_uri";
final String CURRENT = "current";
@ -539,7 +539,7 @@ public class Util {
&& page.has(NUM)
&& page.has(HEIGHT_RATIO)
&& page.has(X_OFFSET)
&& page.has(PNG_URI)
&& page.has(SVG_URI)
&& page.has(THUMB_URI)
&& page.has(CURRENT)
&& page.has(TXT_URI)
@ -553,7 +553,7 @@ public class Util {
double num = page.get(NUM).getAsDouble();
double heightRatio = page.get(HEIGHT_RATIO).getAsDouble();
double xOffset = page.get(X_OFFSET).getAsDouble();
String pngUri = page.get(PNG_URI).getAsString();
String svgUri = page.get(SVG_URI).getAsString();
String thumbUri = page.get(THUMB_URI).getAsString();
boolean current = page.get(CURRENT).getAsBoolean();
String txtUri = page.get(TXT_URI).getAsString();
@ -565,7 +565,7 @@ public class Util {
finalPage.put(NUM, num);
finalPage.put(HEIGHT_RATIO, heightRatio);
finalPage.put(X_OFFSET, xOffset);
finalPage.put(PNG_URI, pngUri);
finalPage.put(SVG_URI, svgUri);
finalPage.put(THUMB_URI, thumbUri);
finalPage.put(CURRENT, current);
finalPage.put(TXT_URI, txtUri);

4
bigbluebutton-apps/src/main/java/org/bigbluebutton/red5/client/PresentationClientMessageSender.java
View File

@ -151,7 +151,7 @@ public class PresentationClientMessageSender {
args.put("current", msg.page.get("current"));
args.put("swfUri", msg.page.get("swf_uri"));
args.put("txtUri", msg.page.get("txt_uri"));
args.put("pngUri", msg.page.get("png_uri"));
args.put("svgUri", msg.page.get("svg_uri"));
args.put("thumbUri", msg.page.get("thumb_uri"));
args.put("xOffset", msg.page.get("x_offset"));
args.put("yOffset", msg.page.get("y_offset"));
@ -301,7 +301,7 @@ public class PresentationClientMessageSender {
args.put("xOffset", msg.page.get(Constants.X_OFFSET));
args.put("num", msg.page.get("num"));
args.put("heightRatio", msg.page.get(Constants.HEIGHT_RATIO));
args.put("pngUri", msg.page.get("png_uri"));
args.put("svgUri", msg.page.get("svg_uri"));
args.put("thumbUri", msg.page.get("thumb_uri"));
args.put(Constants.CURRENT, msg.page.get(Constants.CURRENT));
args.put("txtUri", msg.page.get("txt_uri"));

6
bigbluebutton-html5/app/client/views/whiteboard/slide.coffee
View File

@ -9,13 +9,13 @@ Template.slide.rendered = ->
if !$('.panel-footer').hasClass('ui-resizable-resizing') # not in the middle of resizing the message input
redrawWhiteboard()
)
if currentSlide?.slide?.png_uri?
if currentSlide?.slide?.svg_uri?
createWhiteboardPaper (wpm) ->
displaySlide wpm
Tracker.autorun (comp) -> # whiteboard is redrawn every time user becomes a presenter or loses that status
if BBB.isUserPresenter(getInSession('userId')) isnt undefined
redrawWhiteboard()
pic.src = currentSlide?.slide?.png_uri
pic.src = currentSlide?.slide?.svg_uri
@createWhiteboardPaper = (callback) =>
@whiteboardPaperModel = new Meteor.WhiteboardPaperModel('whiteboard-paper')
@ -25,7 +25,7 @@ Template.slide.rendered = ->
currentSlide = getCurrentSlideDoc()
wpm.create()
adjustedDimensions = scaleSlide(getInSession('slideOriginalWidth'), getInSession('slideOriginalHeight'))
wpm._displayPage(currentSlide?.slide?.png_uri, getInSession('slideOriginalWidth'), getInSession('slideOriginalHeight'))
wpm._displayPage(currentSlide?.slide?.svg_uri, getInSession('slideOriginalWidth'), getInSession('slideOriginalHeight'))
manuallyDisplayShapes()
wpm.scale(adjustedDimensions.width, adjustedDimensions.height)

2
bigbluebutton-html5/app/server/collection_methods/slides.coffee
View File

@ -23,7 +23,7 @@
num: slideObject.num
x_offset: slideObject.x_offset
current: slideObject.current
png_uri: slideObject.png_uri
svg_uri: slideObject.svg_uri
txt_uri: slideObject.txt_uri
id: slideObject.id
width_ratio: slideObject.width_ratio

8
bigbluebutton-web/grails-app/conf/UrlMappings.groovy
View File

@ -25,12 +25,12 @@ class UrlMappings {
action = [GET:'showThumbnail']
}
"/presentation/$conference/$room/$presentation_name/pngs"(controller:"presentation") {
action = [GET:'numberOfPngs']
"/presentation/$conference/$room/$presentation_name/svgs"(controller:"presentation") {
action = [GET:'numberOfSvgs']
}
"/presentation/$conference/$room/$presentation_name/png/$id"(controller:"presentation") {
action = [GET:'showPngImage']
"/presentation/$conference/$room/$presentation_name/svg/$id"(controller:"presentation") {
action = [GET:'showSvgImage']
}
"/presentation/$conference/$room/$presentation_name/textfiles"(controller:"presentation") {

4
bigbluebutton-web/grails-app/conf/bigbluebutton.properties
View File

@ -69,9 +69,9 @@ maxNumPages=200
MAX_SWF_FILE_SIZE=500000
#----------------------------------------------------
# Additional conversion of the presentation slides to PNG
# Additional conversion of the presentation slides to SVG
# to be used in the HTML5 client
pngImagesRequired=false
svgImagesRequired=false
# Default number of digits for voice conference users joining through the PSTN.
defaultNumDigitsForTelVoice=5

8
bigbluebutton-web/grails-app/conf/spring/doc-conversion.xml
View File

@ -79,7 +79,7 @@ with BigBlueButton; if not, see <http://www.gnu.org/licenses/>.
<property name="imageMagickDir" value="${imageMagickDir}"/>
</bean>
<bean id="pngImageCreator" class="org.bigbluebutton.presentation.imp.PngImageCreatorImp">
<bean id="svgImageCreator" class="org.bigbluebutton.presentation.imp.SvgImageCreatorImp">
<property name="imageMagickDir" value="${imageMagickDir}"/>
</bean>
@ -91,18 +91,18 @@ with BigBlueButton; if not, see <http://www.gnu.org/licenses/>.
<property name="pdfPageToImageConversionService" ref="imageConvSvc"/>
<property name="thumbnailCreator" ref="thumbCreator"/>
<property name="textFileCreator" ref="textFileCreator"/>
<property name="pngImageCreator" ref="pngImageCreator"/>
<property name="svgImageCreator" ref="svgImageCreator"/>
<property name="blankSlide" value="${BLANK_SLIDE}"/>
<property name="maxSwfFileSize" value="${MAX_SWF_FILE_SIZE}"/>
<property name="maxConversionTime" value="${maxConversionTime}"/>
<property name="swfSlidesGenerationProgressNotifier" ref="swfSlidesGenerationProgressNotifier"/>
<property name="pngImagesRequired" value="${pngImagesRequired}"/>
<property name="svgImagesRequired" value="${svgImagesRequired}"/>
</bean>
<bean id="imageToSwfSlidesGenerationService" class="org.bigbluebutton.presentation.imp.ImageToSwfSlidesGenerationService">
<property name="pngPageConverter" ref="png2SwfConverter"/>
<property name="jpgPageConverter" ref="jpg2SwfConverter"/>
<property name="pngImageCreator" ref="pngImageCreator"/>
<property name="svgImageCreator" ref="svgImageCreator"/>
<property name="thumbnailCreator" ref="thumbCreator"/>
<property name="textFileCreator" ref="textFileCreator"/>
<property name="blankSlide" value="${BLANK_SLIDE}"/>

16
bigbluebutton-web/grails-app/controllers/org/bigbluebutton/web/controllers/PresentationController.groovy Normal file → Executable file
View File

@ -144,7 +144,7 @@ class PresentationController {
return null;
}
def showPngImage = {
def showSvgImage = {
def presentationName = params.presentation_name
def conf = params.conference
def rm = params.room
@ -153,11 +153,11 @@ class PresentationController {
InputStream is = null;
try {
// def f = confInfo()
def pres = presentationService.showPngImage(conf, rm, presentationName, slide)
def pres = presentationService.showSvgImage(conf, rm, presentationName, slide)
if (pres.exists()) {
def bytes = pres.readBytes()
response.addHeader("Cache-Control", "no-cache")
response.contentType = 'image/png'
response.contentType = 'image/svg+xml'
response.outputStream << bytes;
}
} catch (IOException e) {
@ -308,18 +308,18 @@ class PresentationController {
}
}
def numberOfPngs = {
def numberOfSvgs = {
def filename = params.presentation_name
def f = confInfo()
def numPngs = presentationService.numberOfPngs(f.conference, f.room, filename)
def numSvgs = presentationService.numberOfSvgs(f.conference, f.room, filename)
withFormat {
xml {
render(contentType:"text/xml") {
conference(id:f.conference, room:f.room) {
presentation(name:filename) {
pngs(count:numPngs) {
for (def i=0;i<numPngs;i++) {
png(name:"pngs/${i}")
svgs(count:numSvgs) {
for (def i=0;i<numSvgs;i++) {
svg(name:"svgs/${i}")
}
}
}

14
bigbluebutton-web/grails-app/services/org/bigbluebutton/web/services/PresentationService.groovy Normal file → Executable file
View File

@ -94,8 +94,8 @@ class PresentationService {
new File(roomDirectory(conf, room).absolutePath + File.separatorChar + presentationName + File.separatorChar + "slide-${id}.swf")
}
def showPngImage(String conf, String room, String presentationName, String id) {
new File(roomDirectory(conf, room).absolutePath + File.separatorChar + presentationName + File.separatorChar + "pngs" + File.separatorChar + "slide${id}.png")
def showSvgImage(String conf, String room, String presentationName, String id) {
new File(roomDirectory(conf, room).absolutePath + File.separatorChar + presentationName + File.separatorChar + "svgs" + File.separatorChar + "slide${id}.svg")
}
def showPresentation = {conf, room, filename ->
@ -125,9 +125,9 @@ class PresentationService {
thumbDir.listFiles().length
}
def numberOfPngs = {conf, room, name ->
def PngsDir = new File(roomDirectory(conf, room).absolutePath + File.separatorChar + name + File.separatorChar + "pngs")
PngsDir.listFiles().length
def numberOfSvgs = {conf, room, name ->
def SvgsDir = new File(roomDirectory(conf, room).absolutePath + File.separatorChar + name + File.separatorChar + "svgs")
SvgsDir.listFiles().length
}
def numberOfTextfiles = {conf, room, name ->
@ -166,8 +166,8 @@ class PresentationService {
/*** Helper classes **/
import java.io.FilenameFilter;
import java.io.File;
class PngFilter implements FilenameFilter {
class SvgFilter implements FilenameFilter {
public boolean accept(File dir, String name) {
return (name.endsWith(".png"));
return (name.endsWith(".svg"));
}
}

4
bigbluebutton-web/src/java/org/bigbluebutton/presentation/ConversionMessageConstants.java
View File

@ -33,7 +33,7 @@ public class ConversionMessageConstants {
public static final String GENERATED_THUMBNAIL_KEY = "GENERATED_THUMBNAIL";
public static final String GENERATING_TEXTFILES_KEY = "GENERATING_TEXTFILES";
public static final String GENERATED_TEXTFILES_KEY = "GENERATED_TEXTFILES";
public static final String GENERATING_PNGIMAGES_KEY = "GENERATING_PNGIMAGES";
public static final String GENERATED_PNGIMAGES_KEY = "GENERATED_PNGIMAGES";
public static final String GENERATING_SVGIMAGES_KEY = "GENERATING_SVGIMAGES";
public static final String GENERATED_SVGIMAGES_KEY = "GENERATED_SVGIMAGES";
public static final String CONVERSION_COMPLETED_KEY = "CONVERSION_COMPLETED";
}

4
bigbluebutton-web/src/java/org/bigbluebutton/presentation/PngImageCreator.java → bigbluebutton-web/src/java/org/bigbluebutton/presentation/SvgImageCreator.java
View File

@ -22,6 +22,6 @@
*/
package org.bigbluebutton.presentation;
public interface PngImageCreator {
public boolean createPngImages(UploadedPresentation pres);
public interface SvgImageCreator {
public boolean createSvgImages(UploadedPresentation pres);
}

18
bigbluebutton-web/src/java/org/bigbluebutton/presentation/imp/ImageToSwfSlidesGenerationService.java Normal file → Executable file
View File

@ -30,7 +30,7 @@ import java.util.concurrent.TimeUnit;
import java.util.concurrent.TimeoutException;
import org.bigbluebutton.presentation.PageConverter;
import org.bigbluebutton.presentation.ImageToSwfSlide;
import org.bigbluebutton.presentation.PngImageCreator;
import org.bigbluebutton.presentation.SvgImageCreator;
import org.bigbluebutton.presentation.TextFileCreator;
import org.bigbluebutton.presentation.ThumbnailCreator;
import org.bigbluebutton.presentation.UploadedPresentation;
@ -45,7 +45,7 @@ public class ImageToSwfSlidesGenerationService {
private SwfSlidesGenerationProgressNotifier notifier;
private PageConverter jpgToSwfConverter;
private PageConverter pngToSwfConverter;
private PngImageCreator pngImageCreator;
private SvgImageCreator svgImageCreator;
private ThumbnailCreator thumbnailCreator;
private TextFileCreator textFileCreator;
private long MAX_CONVERSION_TIME = 5*60*1000;
@ -69,7 +69,7 @@ public class ImageToSwfSlidesGenerationService {
/* adding accessibility */
createTextFiles(pres);
createThumbnails(pres);
createPngImages(pres);
createSvgImages(pres);
notifier.sendConversionCompletedMessage(pres);
}
@ -95,10 +95,10 @@ public class ImageToSwfSlidesGenerationService {
thumbnailCreator.createThumbnails(pres);
}
private void createPngImages(UploadedPresentation pres) {
log.debug("Creating PNG images.");
notifier.sendCreatingPngImagesUpdateMessage(pres);
pngImageCreator.createPngImages(pres);
private void createSvgImages(UploadedPresentation pres) {
log.debug("Creating SVG images.");
notifier.sendCreatingSvgImagesUpdateMessage(pres);
svgImageCreator.createSvgImages(pres);
}
private void convertImageToSwf(UploadedPresentation pres, PageConverter pageConverter) {
@ -184,8 +184,8 @@ public class ImageToSwfSlidesGenerationService {
this.textFileCreator = textFileCreator;
}
public void setPngImageCreator(PngImageCreator pngImageCreator) {
this.pngImageCreator = pngImageCreator;
public void setSvgImageCreator(SvgImageCreator svgImageCreator) {
this.svgImageCreator = svgImageCreator;
}
public void setMaxConversionTime(int minutes) {

2
bigbluebutton-web/src/java/org/bigbluebutton/presentation/imp/PdfPageToImageConversionService.java
View File

@ -41,7 +41,7 @@ public class PdfPageToImageConversionService {
log.debug("Creating temporary pdf " + tempPdfFile.getAbsolutePath());
if (extractor.extractPage(presentationFile, tempPdfFile, page)) {
File tempPngFile = new File(tempDir.getAbsolutePath() + "/temp-" + page + ".png");
File tempPngFile = new File(tempDir.getAbsolutePath() + "/temp-" + page + ".svg");
log.debug("Creating PNG " + tempPngFile.getAbsolutePath());
if (pdfToImageConverter.convert(tempPdfFile, tempPngFile, 1)) {

28
bigbluebutton-web/src/java/org/bigbluebutton/presentation/imp/PdfToSwfSlidesGenerationService.java Normal file → Executable file
View File

@ -35,7 +35,7 @@ import org.bigbluebutton.presentation.ConversionMessageConstants;
import org.bigbluebutton.presentation.ConversionUpdateMessage;
import org.bigbluebutton.presentation.PageConverter;
import org.bigbluebutton.presentation.PdfToSwfSlide;
import org.bigbluebutton.presentation.PngImageCreator;
import org.bigbluebutton.presentation.SvgImageCreator;
import org.bigbluebutton.presentation.TextFileCreator;
import org.bigbluebutton.presentation.ThumbnailCreator;
import org.bigbluebutton.presentation.UploadedPresentation;
@ -55,11 +55,11 @@ public class PdfToSwfSlidesGenerationService {
private ThumbnailCreator thumbnailCreator;
private TextFileCreator textFileCreator;
private PngImageCreator pngImageCreator;
private SvgImageCreator svgImageCreator;
private long MAX_CONVERSION_TIME = 5*60*1000;
private String BLANK_SLIDE;
private int MAX_SWF_FILE_SIZE;
private boolean pngImagesRequired;
private boolean svgImagesRequired;
public void generateSlides(UploadedPresentation pres) {
log.debug("Generating slides");
@ -70,9 +70,9 @@ public class PdfToSwfSlidesGenerationService {
createTextFiles(pres);
createThumbnails(pres);
// only create PNG images if the configuration requires it
if (pngImagesRequired) {
createPngImages(pres);
// only create SVG images if the configuration requires it
if (svgImagesRequired) {
createSvgImages(pres);
}
notifier.sendConversionCompletedMessage(pres);
@ -114,10 +114,10 @@ public class PdfToSwfSlidesGenerationService {
textFileCreator.createTextFiles(pres);
}
private void createPngImages(UploadedPresentation pres) {
log.info("Creating PNG images. MeetingId=[" + pres.getMeetingId() + "], presId=[" + pres.getId() + "], name=[" + pres.getName() + "]");
notifier.sendCreatingPngImagesUpdateMessage(pres);
pngImageCreator.createPngImages(pres);
private void createSvgImages(UploadedPresentation pres) {
log.info("Creating SVG images. MeetingId=[" + pres.getMeetingId() + "], presId=[" + pres.getId() + "], name=[" + pres.getName() + "]");
notifier.sendCreatingSvgImagesUpdateMessage(pres);
svgImageCreator.createSvgImages(pres);
}
private void convertPdfToSwf(UploadedPresentation pres) {
@ -214,8 +214,8 @@ public class PdfToSwfSlidesGenerationService {
this.MAX_SWF_FILE_SIZE = size;
}
public void setPngImagesRequired(boolean png) {
this.pngImagesRequired = png;
public void setSvgImagesRequired(boolean svg) {
this.svgImagesRequired = svg;
}
public void setThumbnailCreator(ThumbnailCreator thumbnailCreator) {
@ -224,8 +224,8 @@ public class PdfToSwfSlidesGenerationService {
public void setTextFileCreator(TextFileCreator textFileCreator) {
this.textFileCreator = textFileCreator;
}
public void setPngImageCreator(PngImageCreator pngImageCreator) {
this.pngImageCreator = pngImageCreator;
public void setSvgImageCreator(SvgImageCreator svgImageCreator) {
this.svgImageCreator = svgImageCreator;
}
public void setMaxConversionTime(int minutes) {
MAX_CONVERSION_TIME = minutes * 60 * 1000;

33
bigbluebutton-web/src/java/org/bigbluebutton/presentation/imp/PngImageCreatorImp.java → bigbluebutton-web/src/java/org/bigbluebutton/presentation/imp/SvgImageCreatorImp.java
View File

@ -6,21 +6,21 @@ import java.io.FileWriter;
import java.io.IOException;
import java.io.Writer;
import org.bigbluebutton.presentation.PngImageCreator;
import org.bigbluebutton.presentation.SvgImageCreator;
import org.bigbluebutton.presentation.SupportedFileTypes;
import org.bigbluebutton.presentation.UploadedPresentation;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
public class PngImageCreatorImp implements PngImageCreator {
private static Logger log = LoggerFactory.getLogger(PngImageCreatorImp.class);
public class SvgImageCreatorImp implements SvgImageCreator {
private static Logger log = LoggerFactory.getLogger(SvgImageCreatorImp.class);
private String IMAGEMAGICK_DIR;
@Override
public boolean createPngImages(UploadedPresentation pres) {
public boolean createSvgImages(UploadedPresentation pres) {
boolean success = false;
File imagePresentationDir = determinePngImagesDirectory(pres.getUploadedFile());
File imagePresentationDir = determineSvgImagesDirectory(pres.getUploadedFile());
if (! imagePresentationDir.exists())
imagePresentationDir.mkdir();
@ -28,7 +28,7 @@ public class PngImageCreatorImp implements PngImageCreator {
try {
extractPdfPages(pres);
success = generatePngImages(imagePresentationDir,pres);
success = generateSvgImages(imagePresentationDir,pres);
} catch (InterruptedException e) {
log.warn("Interrupted Exception while generating images.");
success = false;
@ -38,7 +38,7 @@ public class PngImageCreatorImp implements PngImageCreator {
}
private void extractPdfPages(UploadedPresentation pres){
File tmpDir = new File(pres.getUploadedFile().getParent() + File.separatorChar + "pngs" + File.separatorChar + "tmp");
File tmpDir = new File(pres.getUploadedFile().getParent() + File.separatorChar + "svgs" + File.separatorChar + "tmp");
if (! tmpDir.exists())
tmpDir.mkdir();
@ -52,21 +52,26 @@ public class PngImageCreatorImp implements PngImageCreator {
}
}
private boolean generatePngImages(File imagePresentationDir, UploadedPresentation pres) throws InterruptedException {
private boolean generateSvgImages(File imagePresentationDir, UploadedPresentation pres) throws InterruptedException {
String source = pres.getUploadedFile().getAbsolutePath();
String dest;
String COMMAND = "";
boolean done = true;
if(SupportedFileTypes.isImageFile(pres.getFileType())){
dest = imagePresentationDir.getAbsolutePath() + File.separator + "slide1.png";
dest = imagePresentationDir.getAbsolutePath() + File.separator + "slide1.pdf";
COMMAND = IMAGEMAGICK_DIR + "/convert " + source + " " + dest;
done = new ExternalProcessExecutor().exec(COMMAND, 60000);
source = imagePresentationDir.getAbsolutePath() + File.separator + "slide1.pdf";
dest = imagePresentationDir.getAbsolutePath() + File.separator + "slide1.svg";
COMMAND = "pdftocairo -rx 300 -ry 300 -svg -q -f 1 -l 1 " + source + " " + dest;
done = new ExternalProcessExecutor().exec(COMMAND, 60000);
}else{
for(int i=1; i<=pres.getNumberOfPages(); i++){
File tmp = new File(imagePresentationDir.getAbsolutePath() + File.separatorChar + "tmp" + File.separatorChar + "slide" + i + ".pdf");
File destpng = new File(imagePresentationDir.getAbsolutePath() + File.separatorChar + "slide" + i + ".png");
COMMAND = IMAGEMAGICK_DIR + "/convert -density 300x300 -quality 90 +dither -depth 8 -colors 256 " + File.separatorChar + tmp.getAbsolutePath() + " " + destpng.getAbsolutePath();
File destsvg = new File(imagePresentationDir.getAbsolutePath() + File.separatorChar + "slide" + i + ".svg");
COMMAND = "pdftocairo -rx 300 -ry 300 -svg -q -f 1 -l 1 " + File.separatorChar + tmp.getAbsolutePath() + " " + destsvg.getAbsolutePath();
done = new ExternalProcessExecutor().exec(COMMAND, 60000);
if(!done){
@ -78,12 +83,12 @@ public class PngImageCreatorImp implements PngImageCreator {
if (done) {
return true;
}
log.warn("Failed to create png images: " + COMMAND);
log.warn("Failed to create svg images: " + COMMAND);
return false;
}
private File determinePngImagesDirectory(File presentationFile) {
return new File(presentationFile.getParent() + File.separatorChar + "pngs");
private File determineSvgImagesDirectory(File presentationFile) {
return new File(presentationFile.getParent() + File.separatorChar + "svgs");
}
private void cleanDirectory(File directory) {

4
bigbluebutton-web/src/java/org/bigbluebutton/presentation/imp/SwfSlidesGenerationProgressNotifier.java
View File

@ -98,9 +98,9 @@ public class SwfSlidesGenerationProgressNotifier {
notifyProgressListener(builder.build().getMessage());
}
public void sendCreatingPngImagesUpdateMessage(UploadedPresentation pres) {
public void sendCreatingSvgImagesUpdateMessage(UploadedPresentation pres) {
MessageBuilder builder = new ConversionUpdateMessage.MessageBuilder(pres);
builder.messageKey(ConversionMessageConstants.GENERATING_PNGIMAGES_KEY);
builder.messageKey(ConversionMessageConstants.GENERATING_SVGIMAGES_KEY);
notifyProgressListener(builder.build().getMessage());
}
}