updated backbone & single thread retrieval now working

common/static/js/vendor/backbone-min.js

@@ -4,35 +4,37 @@
 // Backbone may be freely distributed under the MIT license.
 // For all details and documentation:
 // http://backbonejs.org
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-stop:function(){i(window).unbind("popstate",this.checkUrl).unbind("hashchange",this.checkUrl);clearInterval(this._checkUrlInterval);m.started=!1},route:function(a,b){this.handlers.unshift({route:a,callback:b})},checkUrl:function(){var a=this.getFragment();a==this.fragment&&this.iframe&&(a=this.getFragment(this.getHash(this.iframe)));if(a==this.fragment)return!1;this.iframe&&this.navigate(a);this.loadUrl()||this.loadUrl(this.getHash())},loadUrl:function(a){var b=this.fragment=this.getFragment(a);return f.any(this.handlers,
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+{};this._pending={};this._previousAttributes=f.clone(this.attributes);this.initialize.apply(this,arguments)};f.extend(o.prototype,h,{changed:null,_silent:null,_pending:null,idAttribute:"id",initialize:function(){},toJSON:function(){return f.clone(this.attributes)},sync:function(){return g.sync.apply(this,arguments)},get:function(a){return this.attributes[a]},escape:function(a){var b;if(b=this._escapedAttributes[a])return b;b=this.get(a);return this._escapedAttributes[a]=f.escape(null==b?"":""+b)},
+has:function(a){return null!=this.get(a)},set:function(a,b,c){var d,e;f.isObject(a)||null==a?(d=a,c=b):(d={},d[a]=b);c||(c={});if(!d)return this;d instanceof o&&(d=d.attributes);if(c.unset)for(e in d)d[e]=void 0;if(!this._validate(d,c))return!1;this.idAttribute in d&&(this.id=d[this.idAttribute]);var b=c.changes={},g=this.attributes,i=this._escapedAttributes,j=this._previousAttributes||{};for(e in d){a=d[e];if(!f.isEqual(g[e],a)||c.unset&&f.has(g,e))delete i[e],(c.silent?this._silent:b)[e]=!0;c.unset?
+delete g[e]:g[e]=a;!f.isEqual(j[e],a)||f.has(g,e)!==f.has(j,e)?(this.changed[e]=a,c.silent||(this._pending[e]=!0)):(delete this.changed[e],delete this._pending[e])}c.silent||this.change(c);return this},unset:function(a,b){b=f.extend({},b,{unset:!0});return this.set(a,null,b)},clear:function(a){a=f.extend({},a,{unset:!0});return this.set(f.clone(this.attributes),a)},fetch:function(a){var a=a?f.clone(a):{},b=this,c=a.success;a.success=function(d,e,f){if(!b.set(b.parse(d,f),a))return!1;c&&c(b,d,a);b.trigger("sync",
+b,d,a)};a.error=g.wrapError(a.error,b,a);return this.sync("read",this,a)},save:function(a,b,c){var d,e,m;f.isObject(a)||null==a?(d=a,c=b):(d={},d[a]=b);c=c?f.clone(c):{};if(c.wait){if(!this._validate(d,c))return!1;e=f.clone(this.attributes)}a=f.extend({},c,{silent:!0});if(d&&!this.set(d,c.wait?a:c)||!d&&!this.isValid())return!1;var i=this,j=c.success;c.success=function(a,b,e){m=true;b=i.parse(a,e);c.wait&&(b=f.extend(d||{},b));if(!i.set(b,c))return false;j&&j(i,a,c);i.trigger("sync",i,a,c)};c.error=
+g.wrapError(c.error,i,c);b=this.sync(this.isNew()?"create":"update",this,c);!m&&c.wait&&(this.clear(a),this.set(e,a));return b},destroy:function(a){var a=a?f.clone(a):{},b=this,c=a.success,d=function(){b.trigger("destroy",b,b.collection,a)};a.success=function(e){(a.wait||b.isNew())&&d();c&&c(b,e,a);b.isNew()||b.trigger("sync",b,e,a)};if(this.isNew())return a.success(),!1;a.error=g.wrapError(a.error,b,a);var e=this.sync("delete",this,a);a.wait||d();return e},url:function(){var a=l(this,"urlRoot")||
+l(this.collection,"url")||s();return this.isNew()?a:a+("/"===a.charAt(a.length-1)?"":"/")+encodeURIComponent(this.id)},parse:function(a){return a},clone:function(){return new this.constructor(this.attributes)},isNew:function(){return null==this.id},change:function(a){a||(a={});var b=this._changing;this._changing=!0;for(var c in this._silent)this._pending[c]=!0;var d=f.extend({},a.changes,this._silent);this._silent={};for(c in d)this.trigger("change:"+c,this,this.get(c),a);if(b)return this;for(;!f.isEmpty(this._pending);){this._pending=
+{};this.trigger("change",this,a);for(c in this.changed)!this._pending[c]&&!this._silent[c]&&delete this.changed[c];this._previousAttributes=f.clone(this.attributes)}this._changing=!1;return this},hasChanged:function(a){return null==a?!f.isEmpty(this.changed):f.has(this.changed,a)},changedAttributes:function(a){if(!a)return this.hasChanged()?f.clone(this.changed):!1;var b,c=!1,d=this._previousAttributes,e;for(e in a)if(!f.isEqual(d[e],b=a[e]))(c||(c={}))[e]=b;return c},previous:function(a){return null==
+a||!this._previousAttributes?null:this._previousAttributes[a]},previousAttributes:function(){return f.clone(this._previousAttributes)},isValid:function(){return!this.validate||!this.validate(this.attributes)},_validate:function(a,b){if(b.silent||!this.validate)return!0;var a=f.extend({},this.attributes,a),c=this.validate(a,b);if(!c)return!0;b&&b.error?b.error(this,c,b):this.trigger("error",this,c,b);return!1}});var q=g.Collection=function(a,b){b||(b={});b.model&&(this.model=b.model);void 0!==b.comparator&&
+(this.comparator=b.comparator);this._reset();this.initialize.apply(this,arguments);a&&(b.parse&&(a=this.parse(a)),this.reset(a,{silent:!0,parse:b.parse}))};f.extend(q.prototype,h,{model:o,initialize:function(){},toJSON:function(a){return this.map(function(b){return b.toJSON(a)})},sync:function(){return g.sync.apply(this,arguments)},add:function(a,b){var c,d,e,g,i,j={},k={},h=[];b||(b={});a=f.isArray(a)?a.slice():[a];c=0;for(d=a.length;c<d;c++){if(!(e=a[c]=this._prepareModel(a[c],b)))throw Error("Can't add an invalid model to a collection");
+g=e.cid;i=e.id;j[g]||this._byCid[g]||null!=i&&(k[i]||this._byId[i])?h.push(c):j[g]=k[i]=e}for(c=h.length;c--;)h[c]=a.splice(h[c],1)[0];c=0;for(d=a.length;c<d;c++)(e=a[c]).on("all",this._onModelEvent,this),this._byCid[e.cid]=e,null!=e.id&&(this._byId[e.id]=e);this.length+=d;z.apply(this.models,[null!=b.at?b.at:this.models.length,0].concat(a));if(b.merge){c=0;for(d=h.length;c<d;c++)(e=this._byId[h[c].id])&&e.set(h[c],b)}this.comparator&&null==b.at&&this.sort({silent:!0});if(b.silent)return this;c=0;
+for(d=this.models.length;c<d;c++)if(j[(e=this.models[c]).cid])b.index=c,e.trigger("add",e,this,b);return this},remove:function(a,b){var c,d,e,g;b||(b={});a=f.isArray(a)?a.slice():[a];c=0;for(d=a.length;c<d;c++)if(g=this.getByCid(a[c])||this.get(a[c]))delete this._byId[g.id],delete this._byCid[g.cid],e=this.indexOf(g),this.models.splice(e,1),this.length--,b.silent||(b.index=e,g.trigger("remove",g,this,b)),this._removeReference(g);return this},push:function(a,b){a=this._prepareModel(a,b);this.add(a,
+b);return a},pop:function(a){var b=this.at(this.length-1);this.remove(b,a);return b},unshift:function(a,b){a=this._prepareModel(a,b);this.add(a,f.extend({at:0},b));return a},shift:function(a){var b=this.at(0);this.remove(b,a);return b},slice:function(a,b){return this.models.slice(a,b)},get:function(a){return null==a?void 0:this._byId[null!=a.id?a.id:a]},getByCid:function(a){return a&&this._byCid[a.cid||a]},at:function(a){return this.models[a]},where:function(a){return f.isEmpty(a)?[]:this.filter(function(b){for(var c in a)if(a[c]!==
+b.get(c))return!1;return!0})},sort:function(a){a||(a={});if(!this.comparator)throw Error("Cannot sort a set without a comparator");var b=f.bind(this.comparator,this);1===this.comparator.length?this.models=this.sortBy(b):this.models.sort(b);a.silent||this.trigger("reset",this,a);return this},pluck:function(a){return f.map(this.models,function(b){return b.get(a)})},reset:function(a,b){a||(a=[]);b||(b={});for(var c=0,d=this.models.length;c<d;c++)this._removeReference(this.models[c]);this._reset();this.add(a,
+f.extend({silent:!0},b));b.silent||this.trigger("reset",this,b);return this},fetch:function(a){a=a?f.clone(a):{};void 0===a.parse&&(a.parse=!0);var b=this,c=a.success;a.success=function(d,e,f){b[a.add?"add":"reset"](b.parse(d,f),a);c&&c(b,d,a);b.trigger("sync",b,d,a)};a.error=g.wrapError(a.error,b,a);return this.sync("read",this,a)},create:function(a,b){var c=this,b=b?f.clone(b):{},a=this._prepareModel(a,b);if(!a)return!1;b.wait||c.add(a,b);var d=b.success;b.success=function(a,b,f){f.wait&&c.add(a,
+f);d&&d(a,b,f)};a.save(null,b);return a},parse:function(a){return a},clone:function(){return new this.constructor(this.models)},chain:function(){return f(this.models).chain()},_reset:function(){this.length=0;this.models=[];this._byId={};this._byCid={}},_prepareModel:function(a,b){if(a instanceof o)return a.collection||(a.collection=this),a;b||(b={});b.collection=this;var c=new this.model(a,b);return!c._validate(c.attributes,b)?!1:c},_removeReference:function(a){this===a.collection&&delete a.collection;
+a.off("all",this._onModelEvent,this)},_onModelEvent:function(a,b,c,d){("add"===a||"remove"===a)&&c!==this||("destroy"===a&&this.remove(b,d),b&&a==="change:"+b.idAttribute&&(delete this._byId[b.previous(b.idAttribute)],null!=b.id&&(this._byId[b.id]=b)),this.trigger.apply(this,arguments))}});f.each("forEach each map collect reduce foldl inject reduceRight foldr find detect filter select reject every all some any include contains invoke max min sortBy sortedIndex toArray size first head take initial rest tail last without indexOf shuffle lastIndexOf isEmpty groupBy".split(" "),
+function(a){q.prototype[a]=function(){return f[a].apply(f,[this.models].concat(f.toArray(arguments)))}});var t=g.Router=function(a){a||(a={});a.routes&&(this.routes=a.routes);this._bindRoutes();this.initialize.apply(this,arguments)},A=/:\w+/g,B=/\*\w+/g,C=/[-[\]{}()+?.,\\^$|#\s]/g;f.extend(t.prototype,h,{initialize:function(){},route:function(a,b,c){g.history||(g.history=new n);f.isRegExp(a)||(a=this._routeToRegExp(a));c||(c=this[b]);g.history.route(a,f.bind(function(d){d=this._extractParameters(a,
+d);c&&c.apply(this,d);this.trigger.apply(this,["route:"+b].concat(d));g.history.trigger("route",this,b,d)},this));return this},navigate:function(a,b){g.history.navigate(a,b)},_bindRoutes:function(){if(this.routes){var a=[],b;for(b in this.routes)a.unshift([b,this.routes[b]]);b=0;for(var c=a.length;b<c;b++)this.route(a[b][0],a[b][1],this[a[b][1]])}},_routeToRegExp:function(a){a=a.replace(C,"\\$&").replace(A,"([^/]+)").replace(B,"(.*?)");return RegExp("^"+a+"$")},_extractParameters:function(a,b){return a.exec(b).slice(1)}});
+var n=g.History=function(a){this.handlers=[];f.bindAll(this,"checkUrl");this.location=a&&a.location||k.location;this.history=a&&a.history||k.history},r=/^[#\/]/,D=/msie [\w.]+/,u=/\/$/;n.started=!1;f.extend(n.prototype,h,{interval:50,getHash:function(a){return(a=(a||this).location.href.match(/#(.*)$/))?a[1]:""},getFragment:function(a,b){if(null==a)if(this._hasPushState||!this._wantsHashChange||b){var a=this.location.pathname,c=this.options.root.replace(u,"");a.indexOf(c)||(a=a.substr(c.length))}else a=
+this.getHash();return decodeURIComponent(a.replace(r,""))},start:function(a){if(n.started)throw Error("Backbone.history has already been started");n.started=!0;this.options=f.extend({},{root:"/"},this.options,a);this._wantsHashChange=!1!==this.options.hashChange;this._wantsPushState=!!this.options.pushState;this._hasPushState=!(!this.options.pushState||!this.history||!this.history.pushState);var a=this.getFragment(),b=document.documentMode,b=D.exec(navigator.userAgent.toLowerCase())&&(!b||7>=b);u.test(this.options.root)||
+(this.options.root+="/");b&&this._wantsHashChange&&(this.iframe=g.$('<iframe src="javascript:0" tabindex="-1" />').hide().appendTo("body")[0].contentWindow,this.navigate(a));this._hasPushState?g.$(window).bind("popstate",this.checkUrl):this._wantsHashChange&&"onhashchange"in window&&!b?g.$(window).bind("hashchange",this.checkUrl):this._wantsHashChange&&(this._checkUrlInterval=setInterval(this.checkUrl,this.interval));this.fragment=a;a=this.location;b=a.pathname.replace(/[^/]$/,"$&/")===this.options.root&&
+!a.search;if(this._wantsHashChange&&this._wantsPushState&&!this._hasPushState&&!b)return this.fragment=this.getFragment(null,!0),this.location.replace(this.options.root+this.location.search+"#"+this.fragment),!0;this._wantsPushState&&(this._hasPushState&&b&&a.hash)&&(this.fragment=this.getHash().replace(r,""),this.history.replaceState({},document.title,a.protocol+"//"+a.host+this.options.root+this.fragment));if(!this.options.silent)return this.loadUrl()},stop:function(){g.$(window).unbind("popstate",
+this.checkUrl).unbind("hashchange",this.checkUrl);clearInterval(this._checkUrlInterval);n.started=!1},route:function(a,b){this.handlers.unshift({route:a,callback:b})},checkUrl:function(){var a=this.getFragment();a===this.fragment&&this.iframe&&(a=this.getFragment(this.getHash(this.iframe)));if(a===this.fragment)return!1;this.iframe&&this.navigate(a);this.loadUrl()||this.loadUrl(this.getHash())},loadUrl:function(a){var b=this.fragment=this.getFragment(a);return f.any(this.handlers,function(a){if(a.route.test(b))return a.callback(b),
+!0})},navigate:function(a,b){if(!n.started)return!1;if(!b||!0===b)b={trigger:b};var c=(a||"").replace(r,"");if(this.fragment!==c){this.fragment=c;var d=(0!==c.indexOf(this.options.root)?this.options.root:"")+c;if(this._hasPushState)this.history[b.replace?"replaceState":"pushState"]({},document.title,d);else if(this._wantsHashChange)this._updateHash(this.location,c,b.replace),this.iframe&&c!==this.getFragment(this.getHash(this.iframe))&&(b.replace||this.iframe.document.open().close(),this._updateHash(this.iframe.location,
+c,b.replace));else return this.location.assign(d);b.trigger&&this.loadUrl(a)}},_updateHash:function(a,b,c){c?a.replace(a.href.replace(/(javascript:|#).*$/,"")+"#"+b):a.hash=b}});var v=g.View=function(a){this.cid=f.uniqueId("view");this._configure(a||{});this._ensureElement();this.initialize.apply(this,arguments);this.delegateEvents()},E=/^(\S+)\s*(.*)$/,w="model collection el id attributes className tagName".split(" ");f.extend(v.prototype,h,{tagName:"div",$:function(a){return this.$el.find(a)},initialize:function(){},
+render:function(){return this},dispose:function(){this.undelegateEvents();this.model&&this.model.off(null,null,this);this.collection&&this.collection.off(null,null,this);return this},remove:function(){this.dispose();this.$el.remove();return this},make:function(a,b,c){a=document.createElement(a);b&&g.$(a).attr(b);null!=c&&g.$(a).html(c);return a},setElement:function(a,b){this.$el&&this.undelegateEvents();this.$el=a instanceof g.$?a:g.$(a);this.el=this.$el[0];this.$delegateElement=this.$el;!1!==b&&
+this.delegateEvents();return this},delegateEvents:function(a){if(a||(a=l(this,"events"))){this.undelegateEvents();for(var b in a){var c=a[b];f.isFunction(c)||(c=this[a[b]]);if(!c)throw Error('Method "'+a[b]+'" does not exist');var d=b.match(E),e=d[1],d=d[2],c=f.bind(c,this),e=e+(".delegateEvents"+this.cid);""===d?this.$delegateElement.bind(e,c):this.$delegateElement.delegate(d,e,c)}}},undelegateEvents:function(){this.$el.unbind(".delegateEvents"+this.cid)},_configure:function(a){this.options&&(a=
+f.extend({},this.options,a));for(var b=0,c=w.length;b<c;b++){var d=w[b];a[d]&&(this[d]=a[d])}this.options=a},_ensureElement:function(){if(this.el)this.setElement(this.el,!1);else{var a=f.extend({},l(this,"attributes"));this.id&&(a.id=l(this,"id"));this.className&&(a["class"]=l(this,"className"));this.setElement(this.make(l(this,"tagName"),a),!1)}}});o.extend=q.extend=t.extend=v.extend=function(a,b){var c=this,d;d=a&&a.hasOwnProperty("constructor")?a.constructor:function(){c.apply(this,arguments)};
+f.extend(d,c);x.prototype=c.prototype;d.prototype=new x;a&&f.extend(d.prototype,a);b&&f.extend(d,b);d.prototype.constructor=d;d.__super__=c.prototype;return d};var F={create:"POST",update:"PUT","delete":"DELETE",read:"GET"};g.sync=function(a,b,c){var d=F[a];c||(c={});var e={type:d,dataType:"json"};c.url||(e.url=l(b,"url")||s());if(!c.data&&b&&("create"===a||"update"===a))e.contentType="application/json",e.data=JSON.stringify(b);g.emulateJSON&&(e.contentType="application/x-www-form-urlencoded",e.data=
+e.data?{model:e.data}:{});if(g.emulateHTTP&&("PUT"===d||"DELETE"===d))g.emulateJSON&&(e.data._method=d),e.type="POST",e.beforeSend=function(a){a.setRequestHeader("X-HTTP-Method-Override",d)};"GET"!==e.type&&!g.emulateJSON&&(e.processData=!1);return g.ajax(f.extend(e,c))};g.ajax=function(){return g.$.ajax.apply(g.$,arguments)};g.wrapError=function(a,b,c){return function(d,e){e=d===b?e:d;a?a(b,e,c):b.trigger("error",b,e,c)}};var x=function(){},l=function(a,b){return!a||!a[b]?null:f.isFunction(a[b])?
+a[b]():a[b]},s=function(){throw Error('A "url" property or function must be specified');}}).call(this);

lms/djangoapps/django_comment_client/forum/views.py

@@ -10,6 +10,7 @@ from mitxmako.shortcuts import render_to_response, render_to_string
 from courseware.courses import get_course_with_access
 
 from urllib import urlencode
+from operator import methodcaller
 from django_comment_client.permissions import check_permissions_by_view
 from django_comment_client.utils import merge_dict, extract, strip_none
 
@@ -188,6 +189,7 @@ def single_thread(request, course_id, discussion_id, thread_id):
 
         return utils.JsonResponse({
             'html': html,
+            'content': thread.to_dict(),
             'annotated_content_info': annotated_content_info,
         })
 

lms/envs/dev.py

@@ -15,6 +15,7 @@ TEMPLATE_DEBUG = True
 
 MITX_FEATURES['DISABLE_START_DATES'] = True
 MITX_FEATURES['ENABLE_SQL_TRACKING_LOGS'] = True
+MITX_FEATURES['ENABLE_DISCUSSION_SERVICE'] = True
 
 WIKI_ENABLED = True
 

lms/static/coffee/src/backbone_discussion/content.coffee

@@ -18,12 +18,61 @@ class @Content extends Backbone.Model
   can: (action) ->
     DiscussionUtil.getContentInfo @id, action
 
+  initialize: ->
+    @set('comments', new Comments())
+    if @get('children')
+      @get('comments').reset @get('children'), {silent: false}
+
 class @ContentView extends Backbone.View
 
   $: (selector) ->
     @$local.find(selector)
 
   showSingleThread: (event) ->
+    $threadTitle = @$(".thread-title")
+    $showComments = @$(".discussion-show-comments")
+
+    if not $showComments.hasClass("first-time") and (not $showComments.length or not $threadTitle.length)
+      return
+
+    rebindHideEvents = ->
+      $threadTitle.unbind('click').click @hideSingleThread
+      $showComments.unbind('click').click @hideSingleThread
+      $showComments.removeClass("discussion-show-comments")
+                   .addClass("discussion-hide-comments")
+      prevHtml = $showComments.html()
+      $showComments.html prevHtml.replace "Show", "Hide"
+
+    if not $showComments.hasClass("first-time") and @$el.children(".comments").length
+      @$el.children(".comments").show()
+      rebindHideEvents()
+    else
+      discussion_id = @model.discussion.id
+      url = DiscussionUtil.urlFor('retrieve_single_thread', discussion_id, @model.id)
+      DiscussionUtil.safeAjax
+        $elem: $.merge($threadTitle, $showComments)
+        url: url
+        type: "GET"
+        dataType: 'json'
+        success: (response, textStatus) =>
+          DiscussionUtil.bulkExtendContentInfo response['annotated_content_info']
+          @$el.append(response['html'])
+          @model.get('comments').reset response.content.children, {silent: false}
+          @initCommentViews()
+          $showComments.removeClass("first-time")
+          rebindHideEvents()
+
+  initCommentViews: ->
+    @$el.children(".comments").children(".comment").each (index, elem) =>
+      model = @model.get('comments').find $(elem).attr("_id")
+      if not model.view
+        commentView = new CommentView el: elem, model: model
+
+  hideSingleThread: ->
+
+  reply: ->
+
+  cancelReply: ->
 
   unvote: (event) ->
     url = DiscussionUtil.urlFor("undo_vote_for_#{@model.get('type')}", @model.id)
@@ -55,12 +104,6 @@ class @ContentView extends Backbone.View
             @$(".discussion-vote-#{value}").addClass("voted")
             @$(".discussion-votes-point").html response.votes.point
 
-  hideSingleThread: ->
-
-  reply: ->
-
-  cancelReply: ->
-
   endorse: ->
 
   close: ->
@@ -85,6 +128,7 @@ class @ContentView extends Backbone.View
 
   initLocal: ->
     @$local = @$el.children(".local")
+    @$delegateElement = @$local
 
   initFollowThread: ->
     $el.children(".discussion-content")
@@ -117,6 +161,7 @@ class @ContentView extends Backbone.View
     @initTimeago()
     @initBody()
     @initActions()
+    @initCommentViews()
     
 class @Thread extends @Content
 
@@ -124,5 +169,16 @@ class @ThreadView extends @ContentView
 
 class @Comment extends @Content
 
+class @CommentView extends @ContentView
+
 class @Comments extends Backbone.Collection
+
   model: Comment
+
+  initialize: ->
+    
+    @bind "add", (item) =>
+      item.collection = @
+
+  find: (id) ->
+    _.first @where(id: id)

lms/static/coffee/src/backbone_discussion/discussion.coffee

 class @Discussion extends Backbone.Collection
   model: Thread
   initialize: ->
-    this.bind "add", (item) =>
-      item.collection = this
+    
+    @bind "add", (item) =>
+      console.log item
+      item.discussion = @
 
   find: (id) ->
     _.first @where(id: id)
@@ -16,9 +18,11 @@ class @DiscussionView extends Backbone.View
 
   initLocal: ->
     @$local = @$el.children(".local")
+    @$delegateElement = @$local
 
   initialize: ->
     @initLocal()
+    @model.id = @$el.attr("_id")
     @model.view = @
     @$el.children(".threads").children(".thread").each (index, elem) =>
       threadView = new ThreadView el: elem, model: @model.find $(elem).attr("_id")

lms/static/coffee/src/backbone_discussion/main.coffee

@@ -5,5 +5,6 @@ $ ->
 
   $("section.discussion").each (index, elem) ->
     discussionData = DiscussionUtil.getDiscussionData(elem)
-    discussion = new Discussion(discussionData)
+    discussion = new Discussion()
+    discussion.reset(discussionData, {silent: false})
     view = new DiscussionView(el: elem, model: discussion)

lms/templates/discussion/_content_renderer.html

@@ -5,7 +5,7 @@
 </%def>
 
 <%def name="render_content_with_comments(content)">
-  <div class="${content['type']}" _id="${content['id']}" _discussion_id="${content.get('commentable_id')}" _author_id="${helpers.show_if(content['user_id'], content.get('anonymous'))}">
+<div class="${content['type']}${helpers.show_if(' endorsed', content.get('endorsed'))}" _id="${content['id']}" _discussion_id="${content.get('commentable_id', '')}" _author_id="${helpers.show_if(content['user_id'], not content.get('anonymous'))}">
     <div class="local">${render_content(content)}</div>
     % if content.get('children') is not None:
       ${render_comments(content['children'])}