Support for custom reasons for things being queued for approval

app/assets/javascripts/discourse/controllers/composer.js.es6

@@ -228,7 +228,7 @@ export default DiscourseController.extend({
     }).then(function(result) {
 
       if (result.responseJson.action === "enqueued") {
-        self.send('postWasEnqueued', {pending_count: result.responseJson.pending_count });
+        self.send('postWasEnqueued', result.responseJson);
         self.destroyDraft();
         self.close();
         return result;

app/assets/javascripts/discourse/controllers/post-enqueued.js.es6

@@ -1 +1,6 @@
-export default Ember.Controller.extend();
+export default Ember.Controller.extend({
+  description: Ember.computed('model.reason', function() {
+    const reason = this.get('model.reason');
+    return reason ? I18n.t('queue_reason.' + reason + '.description') : I18n.t('queue.approval.description');
+  })
+});

app/assets/javascripts/discourse/routes/application.js.es6

@@ -38,7 +38,8 @@ const ApplicationRoute = Discourse.Route.extend({
     },
 
     postWasEnqueued(details) {
-      showModal('post-enqueued', {model: details, title: 'queue.approval.title' });
+      const title = details.reason ? 'queue_reason.' + details.reason + '.title' : 'queue.approval.title';
+      showModal('post-enqueued', {model: details, title });
     },
 
     composePrivateMessage(user, post) {

app/assets/javascripts/discourse/templates/modal/post-enqueued.hbs

@@ -1,5 +1,5 @@
 <div class="modal-body">
-  <p>{{i18n "queue.approval.description"}}</p>
+  <p>{{{description}}}</p>
 
   <p>{{{i18n "queue.approval.pending_posts" count=model.pending_count}}}
 </div>