inject currentUser into controllers & routes

Through Ember's DI, instead of doing so via a mixin.

app/assets/javascripts/discourse.js

@@ -230,3 +230,21 @@ Discourse = Ember.Application.createWithMixins(Discourse.Ajax, {
 
 Discourse.Router = Discourse.Router.reopen({ location: 'discourse_location' });
 
+Discourse.initializer({
+  name: 'currentUser',
+
+  initialize: function(container) {
+    container.register('user:current', Discourse.User.current(), { instantiate: false });
+  }
+});
+
+Discourse.initializer({
+  name: 'injectCurrentUser',
+
+  initialize: function(container) {
+    if (container.lookup('user:current')) {
+      container.injection('controller', 'currentUser', 'user:current');
+      container.injection('route', 'currentUser', 'user:current');
+    }
+  }
+});

app/assets/javascripts/discourse/controllers/composer_controller.js

@@ -98,7 +98,7 @@ Discourse.ComposerController = Discourse.Controller.extend({
       opts = opts || {};
       composerController.close();
 
-      var currentUser = Discourse.User.current();
+      var currentUser = this.get('currentUser');
       if (composer.get('creatingTopic')) {
         currentUser.set('topic_count', currentUser.get('topic_count') + 1);
       } else {

app/assets/javascripts/discourse/controllers/controller.js

@@ -7,4 +7,4 @@
   @uses Discourse.Presence
   @module Discourse
 **/
-Discourse.Controller = Ember.Controller.extend(Discourse.Presence, Discourse.HasCurrentUser);
+Discourse.Controller = Ember.Controller.extend(Discourse.Presence);

app/assets/javascripts/discourse/controllers/header_controller.js

@@ -21,8 +21,8 @@ Discourse.HeaderController = Discourse.Controller.extend({
   }.property(),
 
   showFavoriteButton: function() {
-    return Discourse.User.current() && !this.get('topic.isPrivateMessage');
+    return this.get('currentUser') && !this.get('topic.isPrivateMessage');
-  }.property('topic.isPrivateMessage'),
+  }.property('currentUser', 'topic.isPrivateMessage'),
 
   mobileDevice: function() {
     return Discourse.Session.currentProp('mobileDevice');

app/assets/javascripts/discourse/controllers/list_controller.js

@@ -13,7 +13,7 @@ Discourse.ListController = Discourse.Controller.extend({
   needs: ['composer', 'modal', 'listTopics'],
 
   availableNavItems: function() {
-    var loggedOn = !!Discourse.User.current();
+    var loggedOn = !!this.get('currentUser');
 
     return Discourse.SiteSettings.top_menu.split("|").map(function(i) {
       return Discourse.NavItem.fromText(i, {
@@ -22,7 +22,7 @@ Discourse.ListController = Discourse.Controller.extend({
     }).filter(function(i) {
       return i !== null;
     });
-  }.property(),
+  }.property('currentUser'),
 
   createTopicText: function() {
     if (this.get('category.name')) {
@@ -125,12 +125,12 @@ Discourse.ListController = Discourse.Controller.extend({
 
   canEditCategory: function() {
     if( this.present('category') ) {
-      var u = Discourse.User.current();
+      var u = this.get('currentUser');
       return u && u.staff;
     } else {
       return false;
     }
-  }.property('category')
+  }.property('currentUser', 'category')
 
 });
 

app/assets/javascripts/discourse/controllers/object_controller.js

@@ -7,6 +7,4 @@
   @uses Discourse.Presence
   @module Discourse
 **/
-Discourse.ObjectController = Ember.ObjectController.extend(Discourse.Presence, Discourse.HasCurrentUser);
+Discourse.ObjectController = Ember.ObjectController.extend(Discourse.Presence);
-
-

app/assets/javascripts/discourse/controllers/quote_button_controller.js

@@ -31,7 +31,7 @@ Discourse.QuoteButtonController = Discourse.Controller.extend({
   **/
   selectText: function(postId) {
     // anonymous users cannot "quote-reply"
-    if (!Discourse.User.current()) return;
+    if (!this.get('currentUser')) return;
 
     // don't display the "quote-reply" button if we can't create a post
     if (!this.get('controllers.topic.model.details.can_create_post')) return;

app/assets/javascripts/discourse/controllers/topic_controller.js

@@ -260,8 +260,8 @@ Discourse.TopicController = Discourse.ObjectController.extend(Discourse.Selected
   },
 
   showFavoriteButton: function() {
-    return Discourse.User.current() && !this.get('isPrivateMessage');
+    return this.get('currentUser') && !this.get('isPrivateMessage');
-  }.property('isPrivateMessage'),
+  }.property('currentUser', 'isPrivateMessage'),
 
   recoverTopic: function() {
     this.get('content').recover();
@@ -269,7 +269,7 @@ Discourse.TopicController = Discourse.ObjectController.extend(Discourse.Selected
 
   deleteTopic: function() {
     this.unsubscribe();
-    this.get('content').destroy(Discourse.User.current());
+    this.get('content').destroy(this.get('currentUser'));
   },
 
   resetRead: function() {
@@ -435,7 +435,7 @@ Discourse.TopicController = Discourse.ObjectController.extend(Discourse.Selected
   },
 
   toggleBookmark: function(post) {
-    if (!Discourse.User.current()) {
+    if (!this.get('currentUser')) {
       alert(I18n.t("bookmarks.not_bookmarked"));
       return;
     }
@@ -457,7 +457,7 @@ Discourse.TopicController = Discourse.ObjectController.extend(Discourse.Selected
   },
 
   deletePost: function(post) {
-    var user = Discourse.User.current(),
+    var user = this.get('currentUser'),
         replyCount = post.get('reply_count'),
         self = this;
 

app/assets/javascripts/discourse/mixins/has_current_user.js

@@ -1,31 +0,0 @@
-/**
-  This mixin provides a `currentUser` property that can be used to retrieve information
-  about the currently logged in user. It is mostly useful to controllers so it can be
-  exposted to templates.
-
-  Outside of templates, code should probably use `Discourse.User.current()` instead of
-  this property.
-
-  @class Discourse.HasCurrentUser
-  @extends Ember.Mixin
-  @namespace Discourse
-  @module HasCurrentUser
-**/
-Discourse.HasCurrentUser = Em.Mixin.create({
-
-  /**
-    Returns a reference to the currently logged in user.
-
-    @method currentUser
-    @return {Discourse.User} the currently logged in user if present.
-  */
-  currentUser: function() {
-    return Discourse.User.current();
-  }.property().volatile()
-
-});
-
-
-
-
-

app/assets/javascripts/discourse/routes/user_routes.js

@@ -12,7 +12,7 @@ Discourse.UserRoute = Discourse.Route.extend({
 
     // If we're viewing the currently logged in user, return that object
     // instead.
-    var currentUser = Discourse.User.current();
+    var currentUser = this.get('currentUser');
     if (currentUser && (params.username.toLowerCase() === currentUser.get('username_lower'))) {
       return currentUser;
     }
@@ -95,7 +95,7 @@ Discourse.UserActivityRoute = Discourse.Route.extend({
 
     var composerController = this.controllerFor('composer');
     controller.set('model', user);
-    if (Discourse.User.current()) {
+    if (this.get('currentUser')) {
       Discourse.Draft.get('new_private_message').then(function(data) {
         if (data.draft) {
           composerController.open({