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<?php
/**
* @package Content - ZOO Shortcode
* @author YOOtheme http://www.yootheme.com
* @copyright Copyright (C) YOOtheme GmbH
* @license http://www.gnu.org/licenses/gpl-2.0.html GNU/GPLv2 only
*/
// no direct access
defined('_JEXEC') or die('Restricted access');
jimport('joomla.plugin.plugin');
class plgContentZooshortcode extends JPlugin {
public $app;
public function onPrepareContent(&$row, &$params, $page=0) {
return $this->_prepareContent($row, $params, $page);
}
public function onContentPrepare($context, &$article, &$params, $page = 0) {
return $this->_prepareContent($article, $params, $page);
}
protected function _prepareContent(&$article, &$params, $page = 0) {
// simple performance check to determine whether text should be processed further
if (strpos($article->text, 'zooitem') === false && strpos($article->text, 'zoocategory') === false) {
return true;
}
// load ZOO config
jimport('joomla.filesystem.file');
if (!JFile::exists(JPATH_ADMINISTRATOR.'/components/com_zoo/config.php') || !JComponentHelper::getComponent('com_zoo', true)->enabled) {
return;
}
require_once(JPATH_ADMINISTRATOR.'/components/com_zoo/config.php');
// Get the ZOO App instance
$this->app = App::getInstance('zoo');
$this->_doReplacement($article, 'item');
$this->_doReplacement($article, 'category');
return true;
}
protected function _doReplacement(&$article, $name) {
// expression to search for
$regex = '/{zoo'.$name.':\s*(\S*)(?:\s*text:\s*(.*?))?}/i';
$matches = array();
// find all instances of plugin and put in $matches
preg_match_all($regex, $article->text, $matches, PREG_SET_ORDER);
foreach ($matches as $match) {
// $match[0] is full pattern match, $match[1] is the item id or alias
$id = $match[1];
if (!is_numeric($match[1])) {
$id = $this->app->alias->$name->translateAliasToID($match[1]);
}
if ($id && ($object = $this->app->table->$name->get($id))) {
if (isset($match[2]) && !empty($match[2])) {
$text = $match[2];
} else {
$text = $object->name;
}
$output = '<a title="'.$object->name.'" href="'.$this->app->route->$name($object).'">'.$text.'</a>';
} else {
$output = '';
}
// We should replace only first occurrence in order to allow positions with the same name to regenerate their content:
$article->text = preg_replace("|$match[0]|", $output, $article->text, 1);
}
return true;
}
}