bigbluebutton-Github/bigbluebutton-html5/app/server/collection_methods/chat.coffee
2015-03-05 17:55:23 +00:00

93 lines
3.7 KiB
CoffeeScript
Executable File

Meteor.methods
# meetingId: the id of the meeting
# chatObject: the object including info on the chat message, including the text
# requesterUserId: the userId of the user sending chat
# requesterToken: the authToken of the requester
sendChatMessagetoServer: (meetingId, chatObject, requesterUserId, requesterToken) ->
chatType = chatObject.chat_type
recipient = chatObject.to_userid
eventName = null
action = ->
if chatType is "PUBLIC_CHAT"
eventName = "send_public_chat_message_request"
return 'chatPublic'
else
eventName = "send_private_chat_message_request"
if recipient is requesterUserId
return 'chatSelf' #not allowed
else
return 'chatPrivate'
if isAllowedTo(action(), meetingId, requesterUserId, requesterToken) and chatObject.from_userid is requesterUserId
chatObject.message = translateHTML5ToFlash(chatObject.message)
message =
header :
timestamp: new Date().getTime()
name: eventName
payload:
message: chatObject
meeting_id: meetingId
requester_id: chatObject.from_userid
Meteor.log.info "publishing chat to redis"
publish Meteor.config.redis.channels.toBBBApps.chat, message
return
deletePrivateChatMessages: (userId, contact_id) ->
# if authorized pass through
requester = Meteor.Users.findOne({userId: userId})
contact = Meteor.Users.findOne({_id: contact_id})
deletePrivateChatMessages(requester.userId, contact.userId)
# --------------------------------------------------------------------------------------------
# Private methods on server
# --------------------------------------------------------------------------------------------
@addChatToCollection = (meetingId, messageObject) ->
# manually convert time from 1.408645053653E12 to 1408645053653 if necessary
# (this is the time_from that the Flash client outputs)
messageObject.from_time = (messageObject.from_time).toString().split('.').join("").split("E")[0]
if messageObject.from_userid? and messageObject.to_userid?
messageObject.message = translateFlashToHTML5(messageObject.message)
entry =
meetingId: meetingId
message:
chat_type: messageObject.chat_type
message: messageObject.message
to_username: messageObject.to_username
from_tz_offset: messageObject.from_tz_offset
from_color: messageObject.from_color
to_userid: messageObject.to_userid
from_userid: messageObject.from_userid
from_time: messageObject.from_time
from_username: messageObject.from_username
from_lang: messageObject.from_lang
id = Meteor.Chat.insert(entry)
Meteor.log.info "added chat id=[#{id}]:#{messageObject.message}." #" Chat.size is now #{Meteor.Chat.find({meetingId: meetingId}).count()}"
# called on server start and meeting end
@clearChatCollection = (meetingId) ->
if meetingId?
Meteor.Chat.remove({meetingId: meetingId}, Meteor.log.info "cleared Chat Collection (meetingId: #{meetingId}!")
else
Meteor.Chat.remove({}, Meteor.log.info "cleared Chat Collection (all meetings)!")
# --------------------------------------------------------------------------------------------
# end Private methods on server
# --------------------------------------------------------------------------------------------
# translate '\n' newline character and '\r' carriage returns to '<br/>' breakline character for Flash
@translateHTML5ToFlash = (message) ->
result = message
result = result.replace(new RegExp(CARRIAGE_RETURN, 'g'), BREAK_LINE)
result = result.replace(new RegExp(NEW_LINE, 'g'), BREAK_LINE)
result
# translate '<br/>' breakline character to '\r' carriage return character for HTML5
@translateFlashToHTML5 = (message) ->
result = message
result = result.replace(new RegExp(BREAK_LINE, 'g'), CARRIAGE_RETURN)
result