Add permalinks to inline threads.

lms/djangoapps/django_comment_client/forum/views.py

@@ -148,7 +148,7 @@ def forum_form_discussion(request, course_id):
 
 @login_required
 def single_thread(request, course_id, discussion_id, thread_id):
-
+    # TODO: Why is discussion_id passed in here just to pass it straight back out in the JSON?
     course = get_course_with_access(request.user, course_id, 'load')
     cc_user = cc.User.from_django_user(request.user)
     user_info = cc_user.to_dict()

lms/static/coffee/src/discussion/content.coffee

@@ -81,7 +81,7 @@ if Backbone?
 
   class @Thread extends @Content
     urlMappers:
-      'retrieve' : -> DiscussionUtil.urlFor('retrieve_single_thread', @discussion.id, @id)
+      'retrieve' : -> DiscussionUtil.urlFor('retrieve_single_thread', @discussion.id, @id)# Not sure if this ID means anything anymore, or if it ever did.
       'reply'    : -> DiscussionUtil.urlFor('create_comment', @id)
       'unvote'   : -> DiscussionUtil.urlFor("undo_vote_for_#{@get('type')}", @id)
       'upvote'   : -> DiscussionUtil.urlFor("upvote_#{@get('type')}", @id)
@@ -91,6 +91,7 @@ if Backbone?
       'delete'   : -> DiscussionUtil.urlFor('delete_thread', @id)
       'follow'   : -> DiscussionUtil.urlFor('follow_thread', @id)
       'unfollow' : -> DiscussionUtil.urlFor('unfollow_thread', @id)
+      'permalink': -> DiscussionUtil.urlFor('permanent_link_thread', @get('commentable_id'), @identifier())
 
     initialize: ->
       @set('thread', @)
@@ -135,6 +136,10 @@ if Backbone?
     created_at_time: ->
       new Date(@get("created_at")).getTime()
 
+    identifier: ->
+      # Both the slug and the mongoDB ID are valid ways to get to a thread
+      @get('slug') or @get('id')
+
   class @Comment extends @Content
     urlMappers:
       'reply': -> DiscussionUtil.urlFor('create_sub_comment', @id)

lms/static/coffee/src/discussion/utils.coffee

@@ -66,7 +66,7 @@ class @DiscussionUtil
       permanent_link_thread   : "/courses/#{$$course_id}/discussion/#{param}/#{param1}"
       permanent_link_comment  : "/courses/#{$$course_id}/discussion/#{param}/#{param1}##{param2}"
       user_profile            : "/courses/#{$$course_id}/discussion/users/#{param}"
-      followed_threads       : "/courses/#{$$course_id}/discussion/users/#{param}/followed"
+      followed_threads        : "/courses/#{$$course_id}/discussion/users/#{param}/followed"
       threads                 : "/courses/#{$$course_id}/discussion"
     }[name]
 

lms/static/coffee/src/discussion/views/discussion_thread_show_view.coffee

@@ -136,4 +136,5 @@ if Backbone?
       params = @model.toJSON()
       if @model.get('username')?
         params = $.extend(params, user:{username: @model.username, user_url: @model.user_url})
+      params = $.extend(params, permalink: @model.urlFor('permalink'))
       Mustache.render(@template, params)

lms/templates/discussion/mustache/_inline_thread_show.mustache

@@ -12,7 +12,7 @@
             {{/user}}
 
             <span class="timeago" title="{{created_at}}">{{created_at}}</span>
-
+            <span><a href="{{permalink}}">Permanent Link</a></span>
             <span class="post-status-closed top-post-status" style="display: none">
                 &bull; This thread is closed.
             </span>