Added permissions for viewers and a presenter. Viewers can't retreive the total number of votes. Also, viewers can't retreive any data if they have voted already

bigbluebutton-html5/app/server/collection_methods/poll.coffee

@@ -21,8 +21,8 @@
 @clearPollCollection = (meetingId, poll_id) ->
   if meetingId? and poll_id? and Meteor.Polls.findOne({"poll_info.meetingId": meetingId, "poll_info.poll.id": poll_id})?
     Meteor.Polls.remove({
-    	"poll_info.meetingId": meetingId, 
-    	"poll_info.poll.id": poll_id}, 
-    	Meteor.log.info "cleared Polls Collection (meetingId: #{meetingId}!")
+      "poll_info.meetingId": meetingId, 
+      "poll_info.poll.id": poll_id}, 
+      Meteor.log.info "cleared Polls Collection (meetingId: #{meetingId}!")
   else
     Meteor.Polls.remove({}, Meteor.log.info "cleared Polls Collection (all meetings)!")

bigbluebutton-html5/app/server/publish.coffee

@@ -58,8 +58,12 @@ Meteor.publish 'chat', (meetingId, userid, authToken) ->
 
 Meteor.publish 'bbb_poll', (meetingId, userid, authToken) ->
   if isAllowedTo('subscribePoll', meetingId, userid, authToken)
-    Meteor.log.info "publishing Poll for #{meetingId} #{userid} #{authToken}"
-    return Meteor.Polls.find()
+    if isAllowedTo('subscribeAnswers', meetingId, userid, authToken)
+      Meteor.log.info "publishing Poll for #{meetingId} #{userid} #{authToken}"
+      return Meteor.Polls.find({"poll_info.meetingId": meetingId, "poll_info.users": userid})
+    else
+      return Meteor.Polls.find({"poll_info.meetingId": meetingId, "poll_info.users": userid},
+        {fields: {"poll_info.poll.answers.number": 0}})
   else
     @error new Meteor.Error(402, "The user was not authorized to subscribe for 'bbb_poll'")
     return

bigbluebutton-html5/app/server/user_permissions.coffee

@@ -4,7 +4,7 @@ presenter =
 
   #poll
   subscribePoll: true
-
+  subscribeAnswers: true
 # holds the values for whether the moderator user is allowed to perform an action (true)
 # or false if not allowed. Some actions have dynamic values depending on the current lock settings
 moderator =
@@ -35,6 +35,7 @@ moderator =
 
   #poll
   subscribePoll: true
+  subscribeAnswers: false
 
 
 # holds the values for whether the viewer user is allowed to perform an action (true)
@@ -73,6 +74,7 @@ viewer = (meetingId, userId) ->
   
   #poll
   subscribePoll: true
+  subscribeAnswers: false
 
 # carries out the decision making for actions affecting users. For the list of
 # actions and the default value - see 'viewer' and 'moderator' in the beginning of the file