#364 - Add article template method to easily retrieve a single articl…

…e by id, or alias

contrib/k2/template/function/article.php

@@ -0,0 +1,27 @@
+<?php
+/**
+ * Joomlatools Pages
+ *
+ * @copyright   Copyright (C) 2018 Timble CVBA. (http://www.timble.net)
+ * @license     GNU GPLv3 <http://www.gnu.org/licenses/gpl.html>
+ * @link        https://github.com/joomlatools/joomlatools-pages for the canonical source repository
+ */
+
+return function($id)
+{
+	static $entities;
+
+	if(!isset($entities[$id]))
+	{
+		//Check if an alias exists
+		$id = $this->getObject('ext:k2.model.articles')->getAliases()->get($id, $id);
+
+		if(is_numeric($id)) {
+			$entities[$id] =  $this->getObject('ext:k2.model.articles')->id($id)->fetch();
+		} else {
+			$entities[$id] = $this->getObject('ext:k2.model.articles')->slug($id)->fetch();
+		}
+	}
+
+	return $entities[$id];
+};