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

53 lines
2.5 KiB
CoffeeScript
Executable File

# --------------------------------------------------------------------------------------------
# Private methods on server
# --------------------------------------------------------------------------------------------
@displayThisSlide = (meetingId, newSlideId, slideObject) ->
presentationId = newSlideId.split("/")[0] # grab the presentationId part of the slideId
# change current to false for the old slide
Meteor.Slides.update({presentationId: presentationId, "slide.current": true}, {$set: {"slide.current": false}})
# for the new slide: remove the version which came with presentation_shared_message from the Collection
# to avoid using old data (this message contains everything we need for the new slide)
removeSlideFromCollection(meetingId, newSlideId)
# add the new slide to the collection
addSlideToCollection(meetingId, presentationId, slideObject)
@addSlideToCollection = (meetingId, presentationId, slideObject) ->
unless Meteor.Slides.findOne({meetingId: meetingId, "slide.id": slideObject.id})?
entry =
meetingId: meetingId
presentationId: presentationId
slide:
height_ratio: slideObject.height_ratio
y_offset: slideObject.y_offset
num: slideObject.num
x_offset: slideObject.x_offset
current: slideObject.current
png_uri: slideObject.png_uri
txt_uri: slideObject.txt_uri
id: slideObject.id
width_ratio: slideObject.width_ratio
swf_uri: slideObject.swf_uri
thumb_uri: slideObject.thumb_uri
id = Meteor.Slides.insert(entry)
#Meteor.log.info "added slide id =[#{id}]:#{slideObject.id} in #{meetingId}. Now there are #{Meteor.Slides.find({meetingId: meetingId}).count()} slides in the meeting"
@removeSlideFromCollection = (meetingId, slideId) ->
if meetingId? and slideId? and Meteor.Slides.findOne({meetingId: meetingId, "slide.id": slideId})?
id = Meteor.Slides.findOne({meetingId: meetingId, "slide.id": slideId})
if id?
Meteor.Slides.remove(id._id)
Meteor.log.info "----removed slide[" + slideId + "] from " + meetingId
# called on server start and meeting end
@clearSlidesCollection = (meetingId) ->
if meetingId?
Meteor.Slides.remove({meetingId: meetingId}, Meteor.log.info "cleared Slides Collection (meetingId: #{meetingId}!")
else
Meteor.Slides.remove({}, Meteor.log.info "cleared Slides Collection (all meetings)!")
# --------------------------------------------------------------------------------------------
# end Private methods on server
# --------------------------------------------------------------------------------------------