canvas-lms/lib/mutable.rb

79 lines
2.3 KiB
Ruby

module Mutable
attr_accessor :recently_unmuted
def self.included(base)
base.extend(ClassMethods)
end
module ClassMethods
def declare_mutable_broadcast_policy(options)
policy = options[:policy]
participants = options[:participants]
policy.dispatch :assignment_unmuted
policy.to { participants }
policy.whenever do |record|
!self.suppress_broadcast and
@recently_unmuted
end
end
end
def mute!
self.update_attribute(:muted, true)
clear_sent_messages
hide_stream_items
end
def unmute!
self.update_attribute(:muted, false)
broadcast_unmute_event
show_stream_items
end
def broadcast_unmute_event
@recently_unmuted = true
self.save!
@recently_unmuted = false
end
protected
def clear_sent_messages
self.clear_broadcast_messages if self.respond_to? :clear_broadcast_messages
end
def hide_stream_items
if self.respond_to? :submissions
item_asset_strings = submissions.map { |s| "submission_#{s.id}" }
stream_item_ids = StreamItem.all(
:select => "id",
:conditions => { :item_asset_string => item_asset_strings }
).map(&:id)
StreamItemInstance.update_all({ :hidden => true }, { :stream_item_id => stream_item_ids })
end
end
def show_stream_items
if self.respond_to? :submissions
submissions = submissions(:include => {:hidden_submission_comments => :author})
stream_item_ids = StreamItem.all(
:select => "id",
:conditions => { :item_asset_string => submissions.map(&:asset_string) }
).map(&:id)
StreamItemInstance.update_all({ :hidden => false }, { :hidden => true, :stream_item_id => stream_item_ids })
outstanding = submissions.map{ |submission|
comments = submission.hidden_submission_comments.all
next if comments.empty?
[submission, comments.map(&:author_id).uniq.size == 1 ? [comments.last.author_id] : []]
}.compact
SubmissionComment.update_all({ :hidden => false }, { :hidden => true, :submission_id => submissions.map(&:id) })
Submission.send(:preload_associations, outstanding.map(&:first), :visible_submission_comments)
outstanding.each do |submission, skip_ids|
submission.create_or_update_conversations!(:create, :skip_ids => skip_ids)
end
end
end
end