Convert all CoffeeScript to Javascript. See:

http://meta.discourse.org/t/is-it-better-for-discourse-to-use-javascript-or-coffeescript/3153

app/assets/javascripts/admin/models/flagged_post.js

@@ -0,0 +1,109 @@
+(function() {
+
+  window.Discourse.FlaggedPost = Discourse.Post.extend({
+    flaggers: (function() {
+      var r,
+        _this = this;
+      r = [];
+      this.post_actions.each(function(a) {
+        return r.push(_this.userLookup[a.user_id]);
+      });
+      return r;
+    }).property(),
+    messages: (function() {
+      var r,
+        _this = this;
+      r = [];
+      this.post_actions.each(function(a) {
+        if (a.message) {
+          return r.push({
+            user: _this.userLookup[a.user_id],
+            message: a.message
+          });
+        }
+      });
+      return r;
+    }).property(),
+    lastFlagged: (function() {
+      return this.post_actions[0].created_at;
+    }).property(),
+    user: (function() {
+      return this.userLookup[this.user_id];
+    }).property(),
+    topicHidden: (function() {
+      return this.get('topic_visible') === 'f';
+    }).property('topic_hidden'),
+    deletePost: function() {
+      var promise;
+      promise = new RSVP.Promise();
+      if (this.get('post_number') === "1") {
+        return jQuery.ajax("/t/" + this.topic_id, {
+          type: 'DELETE',
+          cache: false,
+          success: function() {
+            return promise.resolve();
+          },
+          error: function(e) {
+            return promise.reject();
+          }
+        });
+      } else {
+        return jQuery.ajax("/posts/" + this.id, {
+          type: 'DELETE',
+          cache: false,
+          success: function() {
+            return promise.resolve();
+          },
+          error: function(e) {
+            return promise.reject();
+          }
+        });
+      }
+    },
+    clearFlags: function() {
+      var promise;
+      promise = new RSVP.Promise();
+      jQuery.ajax("/admin/flags/clear/" + this.id, {
+        type: 'POST',
+        cache: false,
+        success: function() {
+          return promise.resolve();
+        },
+        error: function(e) {
+          return promise.reject();
+        }
+      });
+      return promise;
+    },
+    hiddenClass: (function() {
+      if (this.get('hidden') === "t") {
+        return "hidden-post";
+      }
+    }).property()
+  });
+
+  window.Discourse.FlaggedPost.reopenClass({
+    findAll: function(filter) {
+      var result;
+      result = Em.A();
+      jQuery.ajax({
+        url: "/admin/flags/" + filter + ".json",
+        success: function(data) {
+          var userLookup;
+          userLookup = {};
+          data.users.each(function(u) {
+            userLookup[u.id] = Discourse.User.create(u);
+          });
+          return data.posts.each(function(p) {
+            var f;
+            f = Discourse.FlaggedPost.create(p);
+            f.userLookup = userLookup;
+            return result.pushObject(f);
+          });
+        }
+      });
+      return result;
+    }
+  });
+
+}).call(this);