FIX: Discourse.Presence was broken on arrays. The flag button was showing for anonymous users.

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

@@ -18,16 +18,7 @@ Discourse.Presence = Em.Mixin.create({
     @return {Boolean}
   */
   blank: function(name) {
-    var prop = this[name] || this.get(name);
-    if (!prop) return true;
-
-    switch (typeof prop) {
-    case "string":
-      return prop.trim().length === 0;
-    case "object":
-      return $.isEmptyObject(prop);
-    }
-    return false;
+    return Ember.isEmpty(this[name] || this.get(name));
   },
 
   /**

test/javascripts/components/bbcode_test.js

@@ -2,40 +2,38 @@
 
 module("Discourse.BBCode");
 
-test('format', function(){
-
-  var format = function(input, expected, text) {
-    equal(Discourse.BBCode.format(input), expected, text);
-  }
+var format = function(input, expected, text) {
+  equal(Discourse.BBCode.format(input), expected, text);
+}
 
+test('basic bbcode', function() {
   format("[b]strong[/b]", "<span class='bbcode-b'>strong</span>", "bolds text");
   format("[i]emphasis[/i]", "<span class='bbcode-i'>emphasis</span>", "italics text");
   format("[u]underlined[/u]", "<span class='bbcode-u'>underlined</span>", "underlines text");
   format("[s]strikethrough[/s]", "<span class='bbcode-s'>strikethrough</span>", "strikes-through text");
   format("[code]\nx++\n[/code]", "<pre>\nx++\n</pre>", "makes code into pre");
   format("[spoiler]it's a sled[/spoiler]", "<span class=\"spoiler\">it's a sled</span>", "supports spoiler tags");
-
   format("[img]http://eviltrout.com/eviltrout.png[/img]", "<img src=\"http://eviltrout.com/eviltrout.png\">", "links images");
   format("[url]http://bettercallsaul.com[/url]", "<a href=\"http://bettercallsaul.com\">http://bettercallsaul.com</a>", "supports [url] without a title");
   format("[email]eviltrout@mailinator.com[/email]", "<a href=\"mailto:eviltrout@mailinator.com\">eviltrout@mailinator.com</a>", "supports [email] without a title");
+});
 
-  // Lists
+test('lists', function() {
   format("[ul][li]option one[/li][/ul]", "<ul><li>option one</li></ul>", "creates an ul");
   format("[ol][li]option one[/li][/ol]", "<ol><li>option one</li></ol>", "creates an ol");
+});
 
-  // Color
+test('color', function() {
   format("[color=#00f]blue[/color]", "<span style=\"color: #00f\">blue</span>", "supports [color=] with a short hex value");
   format("[color=#ffff00]yellow[/color]", "<span style=\"color: #ffff00\">yellow</span>", "supports [color=] with a long hex value");
   format("[color=red]red[/color]", "<span style=\"color: red\">red</span>", "supports [color=] with an html color");
   format("[color=javascript:alert('wat')]noop[/color]", "noop", "it performs a noop on invalid input");
+});
 
-  // Tags with arguments
+test('tags with arguments', function() {
   format("[size=35]BIG[/size]", "<span class=\"bbcode-size-35\">BIG</span>", "supports [size=]");
-
   format("[url=http://bettercallsaul.com]better call![/url]", "<a href=\"http://bettercallsaul.com\">better call!</a>", "supports [url] with a title");
   format("[email=eviltrout@mailinator.com]evil trout[/email]", "<a href=\"mailto:eviltrout@mailinator.com\">evil trout</a>", "supports [email] with a title");
   format("[u][i]abc[/i][/u]", "<span class='bbcode-u'><span class='bbcode-i'>abc</span></span>", "can nest tags");
   format("[b]first[/b] [b]second[/b]", "<span class='bbcode-b'>first</span> <span class='bbcode-b'>second</span>", "can bold two things on the same line");
-
-
 });

test/javascripts/mixins/presence_test.js

@@ -0,0 +1,28 @@
+/*global module:true test:true ok:true visit:true expect:true exists:true count:true */
+
+module("Discourse.Presence");
+
+var testObj = Em.Object.createWithMixins(Discourse.Presence, {
+  emptyString: "",
+  nonEmptyString: "Evil Trout",
+  emptyArray: [],
+  nonEmptyArray: [1, 2, 3],
+  age: 34,
+});
+
+test("present", function() {
+  ok(testObj.present('nonEmptyString'), "Non empty strings are present");
+  ok(!testObj.present('emptyString'), "Empty strings are not present");
+  ok(testObj.present('nonEmptyArray'), "Non Empty Arrays are present");
+  ok(!testObj.present('emptyArray'), "Empty arrays are not present");
+  ok(testObj.present('age'), "integers are present");
+});
+
+
+test("blank", function() {
+  ok(testObj.blank('emptyString'), "Empty strings are blank");
+  ok(!testObj.blank('nonEmptyString'), "Non empty strings are not blank");
+  ok(testObj.blank('emptyArray'), "Empty arrays are blank");
+  ok(!testObj.blank('nonEmptyArray'), "Non empty arrays are not blank");
+  ok(testObj.blank('missing'), "Missing properties are blank");
+});