164 lines
7.2 KiB
CoffeeScript
Executable File
164 lines
7.2 KiB
CoffeeScript
Executable File
@sendMessage = ->
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message = linkify $('#newMessageInput').val() # get the message from the input box
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unless (message?.length > 0 and (/\S/.test(message))) # check the message has content and it is not whitespace
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return # do nothing if invalid message
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chattingWith = getInSession('inChatWith')
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if chattingWith isnt "PUBLIC_CHAT"
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dest = Meteor.Users.findOne("userId": chattingWith)
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messageForServer = { # construct message for server
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"message": message
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"chat_type": if chattingWith is "PUBLIC_CHAT" then "PUBLIC_CHAT" else "PRIVATE_CHAT"
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"from_userid": getInSession("userId")
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"from_username": getUsersName()
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"from_tz_offset": "240"
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"to_username": if chattingWith is "PUBLIC_CHAT" then "public_chat_username" else dest.user.name
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"to_userid": if chattingWith is "PUBLIC_CHAT" then "public_chat_userid" else chattingWith
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"from_lang": "en"
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"from_time": getTime()
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"from_color": "0"
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}
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# console.log 'Sending message to server:'
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# console.log messageForServer
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Meteor.call "sendChatMessagetoServer", getInSession("meetingId"), messageForServer
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$('#newMessageInput').val '' # Clear message box
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Template.chatInput.events
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'click #sendMessageButton': (event) ->
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sendMessage()
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'keypress #newMessageInput': (event) -> # user pressed a button inside the chatbox
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if event.which is 13 # Check for pressing enter to submit message
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sendMessage()
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Template.chatInput.rendered = ->
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$('input[rel=tooltip]').tooltip()
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$('button[rel=tooltip]').tooltip()
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Template.chatbar.helpers
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getChatGreeting: ->
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greeting =
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"<div class='chatGreeting'>
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<p>Welcome to #{getMeetingName()}!</p>
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<p>For help on using BigBlueButton see these (short) <a href='http://bigbluebutton.org/videos/' target='_blank'>tutorial videos</a>.</p>
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<p>To join the audio bridge click the headset icon (upper-left hand corner). Use a headset to avoid causing background noise for others.</p>
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<br/>
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<p>This server is running BigBlueButton #{getInSession 'bbbServerVersion'}.</p>
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</div>"
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# This method returns all messages for the user. It looks at the session to determine whether the user is in
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#private or public chat. If true is passed, messages returned are from before the user joined. Else, the messages are from after the user joined
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getFormattedMessagesForChat: () ->
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friend = chattingWith = getInSession('inChatWith') # the recipient(s) of the messages
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after = before = greeting = []
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if chattingWith is 'PUBLIC_CHAT' # find all public messages
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before = Meteor.Chat.find({'message.chat_type': chattingWith, 'message.from_time': {$lt: String(getInSession("joinedAt"))}}).fetch()
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after = Meteor.Chat.find({'message.chat_type': chattingWith, 'message.from_time': {$gt: String(getInSession("joinedAt"))}}).fetch()
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greeting = [
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'class': 'chatGreeting',
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'message':
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'message': Template.chatbar.getChatGreeting(),
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'from_username': 'System',
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'from_time': getTime()
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]
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else
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me = getInSession("userId")
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after = Meteor.Chat.find({ # find all messages between current user and recipient
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'message.chat_type': 'PRIVATE_CHAT',
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$or: [{'message.from_userid': me, 'message.to_userid': friend},{'message.from_userid': friend, 'message.to_userid': me}]
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}).fetch()
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messages = (before.concat greeting).concat after
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###
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# Now after all messages + the greeting have been inserted into our collection, what we have to do is go through all messages
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# and modify them to join all sequential messages by users together so each entries will be chat messages by a user in the same time frame
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# we can use a time frame, so join messages together that are within 5 minutes of eachother, for example
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###
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# gets messages and groups them by username (username doesn't repeat in successive messages)
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getCombinedMessagesForChat: () ->
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msgs = Template.chatbar.getFormattedMessagesForChat()
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prev_time = null
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for i in [0...msgs.length]
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if i != 0
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if prev_id == msgs[i].message.from_userid
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msgs[i].message.from_username = ''
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prev_id = msgs[i].message.from_userid
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msgs
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Template.message.rendered = -> # When a message has been added and finished rendering, scroll to the bottom of the chat
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$('#chatbody').scrollTop($('#chatbody')[0].scrollHeight)
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Template.optionsBar.events
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'click .private-chat-user-entry': (event) -> # clicked a user's name to begin private chat
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setInSession 'display_chatPane', true
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setInSession "inChatWith", @userId
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me = getInSession("userId")
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if Meteor.Chat.find({'message.chat_type': 'PRIVATE_CHAT', $or: [{'message.from_userid': me, 'message.to_userid': @userId},{'message.from_userid': @userId, 'message.to_userid': me}]}).fetch().length is 0
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messageForServer =
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"message": "#{getUsersName()} has joined private chat with #{@user.name}."
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"chat_type": "PRIVATE_CHAT"
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"from_userid": me
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"from_username": getUsersName()
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"from_tz_offset": "240"
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"to_username": @user.name
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"to_userid": @userId
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"from_lang": "en"
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"from_time": getTime()
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"from_color": "0"
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Meteor.call "sendChatMessagetoServer", getInSession("meetingId"), messageForServer
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Template.tabButtons.events
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'click .close': (event) -> # user closes private chat
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setInSession 'inChatWith', 'PUBLIC_CHAT'
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setInSession 'display_chatPane', true
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Meteor.call("deletePrivateChatMessages", getInSession("userId"), @userId)
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return false # stops propogation/prevents default
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'click .optionsChatTab': (event) ->
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setInSession 'display_chatPane', false
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'click .privateChatTab': (event) ->
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setInSession 'display_chatPane', true
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console.log ".private"
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'click .publicChatTab': (event) ->
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setInSession 'display_chatPane', true
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'click .tab': (event) ->
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setInSession "inChatWith", @userId
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Template.tabButtons.helpers
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getChatbarTabs: ->
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tabs = makeTabs()
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makeTabButton: -> # create tab button for private chat or other such as options
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button = '<li '
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button += 'class="'
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button += 'active ' if getInSession("inChatWith") is @userId
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button += "tab #{@class}\"><a href=\"#\" data-toggle=\"tab\">#{@name}"
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button += ' <button class="close closeTab" type="button" >×</button>' if @class is 'privateChatTab'
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button += '</a></li>'
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button
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Template.message.helpers
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toClockTime: (epochTime) ->
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local = new Date()
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offset = local.getTimezoneOffset()
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epochTime = epochTime - offset * 60000 # 1 min = 60 s = 60,000 ms
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dateObj = new Date(epochTime)
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hours = dateObj.getUTCHours()
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minutes = dateObj.getUTCMinutes()
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if minutes < 10
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minutes = "0" + minutes
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hours + ":" + minutes
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# make links received from Flash client clickable in HTML
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toClickable: (str) ->
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res = str.replace /<a href='event:/gim, "<a target='_blank' href='"
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res.replace /<a href="event:/gim, '<a target="_blank" href="'
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