Merge pull request joomla#11 from realityking/ajax

AJAX improvements

libraries/joomla/document/html/renderer/message.php

@@ -36,8 +36,7 @@ public function render($name, $params = array (), $content = null)
 		$messages = JFactory::getApplication()->getMessageQueue();
 
 		// Build the sorted message list
-		if (is_array($messages) && count($messages))
-		{
+		if (is_array($messages) && !empty($messages)) {
 			foreach ($messages as $msg)
 			{
 				if (isset($msg['type']) && isset($msg['message'])) {
@@ -46,19 +45,20 @@ public function render($name, $params = array (), $content = null)
 			}
 		}
 
+		// Build the return string
+		$buffer .= "\n<div id=\"system-message-container\">";
+
 		// If messages exist render them
-		if (is_array($lists))
-		{
-			// Build the return string
+		if (is_array($lists)) {
 			$buffer .= "\n<dl id=\"system-message\">";
 			foreach ($lists as $type => $msgs)
 			{
-			if (count($msgs))
-				{
+				if (count($msgs)) {
 					$buffer .= "\n<dt class=\"".strtolower($type)."\">".JText::_($type)."</dt>";
 					$buffer .= "\n<dd class=\"".strtolower($type)." message\">";
 					$buffer .= "\n\t<ul>";
-					foreach ($msgs as $msg) {
+					foreach ($msgs as $msg)
+					{
 						$buffer .="\n\t\t<li>".$msg."</li>";
 					}
 					$buffer .= "\n\t</ul>";
@@ -67,6 +67,8 @@ public function render($name, $params = array (), $content = null)
 			}
 			$buffer .= "\n</dl>";
 		}
+
+		$buffer .= "\n</div>";
 		return $buffer;
 	}
 }

media/system/js/core-uncompressed.js

@@ -91,6 +91,43 @@ Joomla.isEmail = function(text) {
 	return regex.test(text);
 };
 
+/**
+ * Render messages send via JSON
+ *
+ * @param	object
+ * @return	void
+ */
+Joomla.renderMessages = function(messages) {
+	var container = document.id('system-message-container');
+	var children = $$('#system-message-container > *');
+	children.destroy();
+	var dl = new Element('dl', {
+		id: 'system-message'
+	});
+	Object.each(messages, function (item, type) {
+		var dt = new Element('dt', {
+			'class': type,
+			html: type
+		});
+		dt.inject(dl);
+		var dd = new Element('dd', {
+			'class': type
+		});
+		dd.addClass('message');
+		var list = new Element('ul');
+
+		Array.each(item, function (item, index, object) {
+			var li = new Element('li', {
+				html: item
+			});
+			li.inject(list);
+		}, this);
+		list.inject(dd);
+		dd.inject(dl);
+	}, this);
+	dl.inject(container);
+};
+
 /**
  * USED IN: administrator/components/com_modules/views/module/tmpl/default.php
  *