fixed user link and back button

lms/lib/comment_client/user.py

@@ -8,6 +8,7 @@ class User(models.Model):
     accessible_fields = ['username', 'email', 'follower_ids', 'upvoted_ids', 'downvoted_ids',
                          'id', 'external_id', 'subscribed_user_ids', 'children', 'course_id',
                          'subscribed_thread_ids', 'subscribed_commentable_ids',
+                         'default_sort_key',
                          'threads_count', 'comments_count',
                         ]
 

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

@@ -47,6 +47,7 @@ if Backbone?
 
     initialize: ->
       DiscussionUtil.addContent @id, @
+      @set 'user_url', DiscussionUtil.urlFor('user_profile', @get('user_id'))
       @resetComments(@get('children'))
       
 

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

@@ -64,21 +64,25 @@ class @DiscussionUtil
       openclose_thread        : "/courses/#{$$course_id}/discussion/threads/#{param}/close"
       permanent_link_thread   : "/courses/#{$$course_id}/discussion/forum/#{param}/threads/#{param1}"
       permanent_link_comment  : "/courses/#{$$course_id}/discussion/forum/#{param}/threads/#{param1}##{param2}"
+      user_profile            : "/courses/#{$$course_id}/discussion/forum/users/#{param}"
     }[name]
 
   @safeAjax: (params) ->
     $elem = params.$elem
-    if $elem.attr("disabled")
+    if $elem and $elem.attr("disabled")
       return
+    params["url"] = URI(params["url"]).addSearch ajax: 1
     params["beforeSend"] = ->
-      $elem.attr("disabled", "disabled")
+      if $elem
+        $elem.attr("disabled", "disabled")
       if params["$loading"]
         if params["loadingCallback"]?
           params["loadingCallback"].apply(params["$loading"])
         else
           params["$loading"].loading()
     $.ajax(params).always ->
-      $elem.removeAttr("disabled")
+      if $elem
+        $elem.removeAttr("disabled")
       if params["$loading"]
         if params["loadedCallback"]?
           params["loadedCallback"].apply(params["$loading"])

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

@@ -29,10 +29,12 @@ class @DiscussionThreadView extends Backbone.View
     MathJax.Hub.Queue ["Typeset", MathJax.Hub, element.attr("id")]
 
   renderResponses: ->
-    $.ajax @model.id, success: (data, textStatus, xhr) =>
-      @$(".loading").remove()
-      comments = new Comments(data['content']['children'])
-      comments.each @renderResponse
+    DiscussionUtil.safeAjax
+      url: @model.id
+      success: (data, textStatus, xhr) =>
+        @$(".loading").remove()
+        comments = new Comments(data['content']['children'])
+        comments.each @renderResponse
 
   renderResponse: (response) =>
       view = new ThreadResponseView(model: response)

lms/templates/discussion/_single_thread.html

 <%namespace name="renderer" file="_content_renderer.html"/>
+<%! from django_comment_client.mustache_helpers import url_for_user %>
 
 <article class="discussion-article" data-id="${discussion_id| h}">
   <a href="#" class="dogear"></a>
@@ -8,7 +9,7 @@
       <h1>${thread['title']}</h1>
       <p class="posted-details">
         <span class="timeago" title="${thread['created_at'] | h}">sometime</span> by
-        <a href="${thread['user_id']}">${thread['username']}</a>
+        <a href="${url_for_user(thread, thread['user_id'])}">${thread['username']}</a>
       </p>
     </header>
     <div class="post-body">

lms/templates/discussion/_underscore_templates.html

@@ -34,7 +34,7 @@
                 <h1>${'<%= title %>'}</h1>
                 <p class="posted-details">
                     <span class="timeago" title="${'<%= created_at %>'}">sometime</span> by
-                    <a href="${'<%= user_id %>'}">${'<%= username %>'}</a>
+                    <a href="${'<%= user_url %>'}">${'<%= username %>'}</a>
                 </p>
             </header>
             <div class="post-body">
@@ -58,7 +58,7 @@
 <script type="text/template" id="thread-response-template">
     <header>
         <a href="#" class="vote-btn" data-tooltip="vote"><span class="plus-icon"></span><span class="votes-count-number">${"<%= votes['up_count'] %>"}</span></a>
-        <a href="#" class="posted-by">${"<%= username %>"}</a>
+        <a href="${'<%= user_url %>'}" class="posted-by">${"<%= username %>"}</a>
         <p class="posted-details" title="${'<%= created_at %>'}">Sometime</p>
     </header>
     <div class="response-body">${"<%= body %>"}</div>
@@ -72,7 +72,7 @@
 </script>
 
 <script type="text/template" id="response-comment-template">
-    <p>${'<%= body %>'}<span class="posted-details">–posted <span class="timeago" title="${'<%= created_at %>'}">sometime</span> by <a href="#">${'<%= username %>'}</a></span></p>
+  <p>${'<%= body %>'}<span class="posted-details">–posted <span class="timeago" title="${'<%= created_at %>'}">sometime</span> by <a href="${'<%= user_url %>'}">${'<%= username %>'}</a></span></p>
 </script>
 
 <script type="text/template" id="thread-list-item-template">