267 lines
11 KiB
CoffeeScript
Executable File
267 lines
11 KiB
CoffeeScript
Executable File
Meteor.methods
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validate: (meetingId, userId, authToken) ->
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Meteor.redisPubSub.sendValidateToken(meetingId, userId, authToken)
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userLogout: (meetingId, userId) ->
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console.log "a user is logging out:" + userId
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#remove from the collection
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Meteor.call("removeUserFromCollection", meetingId, userId)
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#dispatch a message to redis
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Meteor.redisPubSub.sendUserLeavingRequest(meetingId, userId)
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console.log "destroying subscriptions----------------------------------"
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clearCollections()
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# will have to add some code in here to ensure the user with userId can not get back into the meeting since we cannot clear their client side data
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userKick: (meetingId, userId) ->
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console.log "#{userId} is being kicked"
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console.log "a user is logging out:" + userId
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#remove from the collection
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Meteor.call("removeUserFromCollection", meetingId, userId)
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#dispatch a message to redis
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Meteor.redisPubSub.sendUserLeavingRequest(meetingId, userId)
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publishChatMessage: (meetingId, messageObject) ->
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Meteor.redisPubSub.publishingChatMessage(meetingId, messageObject)
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publishMuteRequest: (meetingId, userId, requesterId, mutedBoolean) =>
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console.log "publishing a user mute #{mutedBoolean} request for #{userId}"
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message =
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"payload":
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"userid": userId
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"meeting_id": meetingId
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"mute": mutedBoolean
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"requester_id": requesterId
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"header":
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"timestamp": new Date().getTime()
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"name": "mute_user_request"
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"version": "0.0.1"
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if meetingId? and userId? and requesterId?
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Meteor.redisPubSub.publish(Meteor.config.redis.channels.toBBBApps.voice, message)
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# modify the collection
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Meteor.Users.update({userId:userId, meetingId: meetingId}, {$set:{'user.voiceUser.talking':false}})
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numChanged = Meteor.Users.update({userId:userId, meetingId: meetingId}, {$set:{'user.voiceUser.muted':mutedBoolean}})
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if numChanged isnt 1
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console.log "\n\nSomething went wrong!! We were supposed to mute/unmute 1 user!!\n\n"
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else
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console.log "did not have enough information to send a mute_user_request"
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class Meteor.RedisPubSub
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constructor: (callback) ->
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console.log "constructor RedisPubSub"
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@pubClient = redis.createClient()
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@subClient = redis.createClient()
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console.log("RPC: Subscribing message on channel: #{Meteor.config.redis.channels.fromBBBApps}")
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#log.info
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@subClient.on "psubscribe", Meteor.bindEnvironment(@_onSubscribe)
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@subClient.on "pmessage", Meteor.bindEnvironment(@_onMessage)
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@subClient.psubscribe(Meteor.config.redis.channels.fromBBBApps)
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callback @
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# Construct and send a message to bbb-web to validate the user
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sendValidateToken: (meetingId, userId, authToken) ->
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console.log "\n\n i am sending a validate_auth_token with " + userId + "" + meetingId
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message =
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"payload":
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"auth_token": authToken
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"userid": userId
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"meeting_id": meetingId
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"header":
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"timestamp": new Date().getTime()
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"reply_to": meetingId + "/" + userId
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"name": "validate_auth_token"
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if authToken? and userId? and meetingId?
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@pubClient.publish(Meteor.config.redis.channels.toBBBApps.meeting, JSON.stringify(message))
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else
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console.log "did not have enough information to send a validate_auth_token message"
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sendUserLeavingRequest: (meetingId, userId) ->
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console.log "\n\n sending a user_leaving_request for #{meetingId}:#{userId}"
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message =
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"payload":
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"meeting_id": meetingId
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"userid": userId
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"header":
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"timestamp": new Date().getTime()
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"name": "user_leaving_request"
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"version": "0.0.1"
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if userId? and meetingId?
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@pubClient.publish(Meteor.config.redis.channels.toBBBApps.users, JSON.stringify(message))
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else
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console.log "did not have enough information to send a user_leaving_request"
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_onSubscribe: (channel, count) =>
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console.log "Subscribed to #{channel}"
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@invokeGetAllMeetingsRequest()
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_onMessage: (pattern, channel, jsonMsg) =>
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# TODO: this has to be in a try/catch block, otherwise the server will
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# crash if the message has a bad format
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message = JSON.parse(jsonMsg)
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correlationId = message.payload?.reply_to or message.header?.reply_to
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meetingId = message.payload?.meeting_id
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ignoredEventTypes = [
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"keep_alive_reply"
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"presentation_cursor_updated_message"
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"page_resized_message"
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"presentation_page_resized_message"
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]
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unless message.header?.name in ignoredEventTypes
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#console.log "\nchannel=" + channel
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#console.log "correlationId=" + correlationId if correlationId?
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console.log "eventType=" + message.header?.name #+ "\n"
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#log.debug({ pattern: pattern, channel: channel, message: message}, "Received a message from redis")
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console.log jsonMsg
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if message.header?.name is 'user_voice_talking_message'
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u = Meteor.Users.findOne({'userId': message.payload?.user?.userid})
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if u? and not u?.user?.voiceUser?.muted
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console.log "setting talking to #{message?.payload?.user?.voiceUser?.talking}\n\n\n\n"
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Meteor.Users.update({_id:u._id}, {$set: {'user.voiceUser.talking':message?.payload?.user?.voiceUser?.talking}})
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if message.header?.name is "get_all_meetings_reply"
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console.log "Let's store some data for the running meetings so that when an HTML5 client joins everything is ready!"
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listOfMeetings = message.payload?.meetings
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for meeting in listOfMeetings
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Meteor.call("addMeetingToCollection", meeting.meetingID, meeting.meetingName, meeting.recorded)
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if message.header?.name is "get_users_reply" and message.payload?.requester_id is "nodeJSapp"
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unless Meteor.Meetings.findOne({MeetingId: message.payload?.meeting_id})?
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users = message.payload?.users
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for user in users
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Meteor.call("addUserToCollection", meetingId, user)
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if message.header?.name is "user_joined_message"
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user = message.payload.user
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Meteor.call("addUserToCollection", meetingId, user)
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if message.header?.name is "user_left_message"
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userId = message.payload?.user?.userid
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if userId? and meetingId?
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Meteor.call("removeUserFromCollection", meetingId, userId)
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if message.header?.name is "get_chat_history_reply" and message.payload?.requester_id is "nodeJSapp"
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unless Meteor.Meetings.findOne({MeetingId: message.payload?.meeting_id})? # TODO check if MeetingId or meetingId!!
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for chatMessage in message.payload?.chat_history
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Meteor.call("addChatToCollection", meetingId, chatMessage)
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if message.header?.name is "send_public_chat_message"
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messageObject = message.payload?.message
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Meteor.call("addChatToCollection", meetingId, messageObject)
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if message.header?.name is "meeting_created_message"
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# the event message contains very little info, so we will
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# request for information for all the meetings and in
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# this way can keep the Meetings collection up to date
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@invokeGetAllMeetingsRequest()
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if message.header?.name is "presentation_shared_message"
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presentationId = message.payload?.presentation?.id
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# change the currently displayed presentation to presentation.current = false
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Meteor.Presentations.update({"presentation.current": true},{$set: {"presentation.current": false}})
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#update(if already present) entirely the presentation with the fresh data
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Meteor.call("removePresentationFromCollection", meetingId, presentationId)
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Meteor.call("addPresentationToCollection", meetingId, message.payload?.presentation)
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for slide in message.payload?.presentation?.pages
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Meteor.call("addSlideToCollection", meetingId, message.payload?.presentation?.id, slide)
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if slide.current
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Meteor.call("displayThisSlide", meetingId, slide.id, slide)
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if message.header?.name is "get_presentation_info_reply" and message.payload?.requester_id is "nodeJSapp"
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# todo: grab the whiteboard shapes using the whiteboard_id we have here
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for presentation in message.payload?.presentations
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Meteor.call("addPresentationToCollection", meetingId, presentation)
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for page in presentation.pages
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#add the slide to the collection
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Meteor.call("addSlideToCollection", meetingId, presentation.id, page)
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#request for shapes
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whiteboardId = "#{presentation.id}/#{page.num}" # d2d9a672040fbde2a47a10bf6c37b6a4b5ae187f-1404411622872/1
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console.log "the whiteboard_id here is:" + whiteboardId
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message =
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"payload":
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"meeting_id": meetingId
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"requester_id": "nodeJSapp"
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"whiteboard_id": whiteboardId
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"header":
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"timestamp": new Date().getTime()
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"name": "get_whiteboard_shapes_request"
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"version": "0.0.1"
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if whiteboardId? and meetingId?
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@pubClient.publish(Meteor.config.redis.channels.toBBBApps.whiteboard, JSON.stringify(message))
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else
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console.log "did not have enough information to send a user_leaving_request"
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if message.header?.name is "presentation_page_changed_message"
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newSlide = message.payload?.page
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Meteor.call("displayThisSlide", meetingId, newSlide?.id, newSlide)
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if message.header?.name is "get_whiteboard_shapes_reply" and message.payload?.requester_id is "nodeJSapp"
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for shape in message.payload.shapes
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whiteboardId = shape.wb_id
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Meteor.call("addShapeToCollection", meetingId, whiteboardId, shape)
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if message.header?.name is "send_whiteboard_shape_message"
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shape = message.payload?.shape
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whiteboardId = shape?.wb_id
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Meteor.call("addShapeToCollection", meetingId, whiteboardId, shape)
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if message.header?.name in ["meeting_ended_message", "meeting_destroyed_event",
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"end_and_kick_all_message", "disconnect_all_users_message"]
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if Meteor.Meetings.findOne({meetingId: meetingId})?
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console.log "there are #{Meteor.Users.find({meetingId: meetingId}).count()} users in the meeting"
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for user in Meteor.Users.find({meetingId: meetingId}).fetch()
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Meteor.call("removeUserFromCollection", meetingId, user.userId)
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#TODO should we clear the chat messages for that meeting?!
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unless message.header?.name is "disconnect_all_users_message"
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Meteor.call("removeMeetingFromCollection", meetingId)
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# message should be an object
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publish: (channel, message) ->
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console.log "Publishing channel=#{channel}, message=#{JSON.stringify(message)}"
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@pubClient.publish(channel, JSON.stringify(message), (err, res) ->
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console.log "err=" + err
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console.log "res=" + res
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)
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publishingChatMessage: (meetingId, chatObject) =>
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console.log "publishing a chat message to bbb-apps"
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message =
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header :
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"timestamp": new Date().getTime()
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"name": "send_public_chat_message_request"
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payload:
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"message" : chatObject
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"meeting_id": meetingId
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"requester_id": chatObject.from_userid
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console.log "publishing:" + JSON.stringify (message)
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@pubClient.publish(Meteor.config.redis.channels.toBBBApps.chat, JSON.stringify (message))
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invokeGetAllMeetingsRequest: =>
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#grab data about all active meetings on the server
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message =
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"header":
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"name": "get_all_meetings_request"
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"payload": {} # I need this, otherwise bbb-apps won't recognize the message
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@pubClient.publish(Meteor.config.redis.channels.toBBBApps.meeting, JSON.stringify (message))
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