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<?php
/**
* @package Joomla.Plugin
* @subpackage Content.loadmodule
* @copyright Copyright (C) 2005 - 2012 Open Source Matters, Inc. All rights reserved.
* @license GNU General Public License version 2 or later; see LICENSE.txt
*/
// no direct access
defined('_JEXEC') or die;
class plgContentLoadmodule extends JPlugin
{
protected static $modules = array();
protected static $mods = array();
/**
* Plugin that loads module positions within content
*
* @param string The context of the content being passed to the plugin.
* @param object The article object. Note $article->text is also available
* @param object The article params
* @param int The 'page' number
*/
public function onContentPrepare($context, &$article, &$params, $page = 0)
{
// Don't run this plugin when the content is being indexed
if ($context == 'com_finder.indexer') {
return true;
}
// simple performance check to determine whether bot should process further
if (strpos($article->text, 'loadposition') === false && strpos($article->text, 'loadmodule') === false) {
return true;
}
// expression to search for (positions)
$regex = '/{loadposition\s+(.*?)}/i';
$style = $this->params->def('style', 'none');
// expression to search for(modules)
$regexmod = '/{loadmodule\s+(.*?)}/i';
$title = null;
$stylemod = $this->params->def('style', 'none');
// Find all instances of plugin and put in $matches for loadposition
// $matches[0] is full pattern match, $matches[1] is the position
preg_match_all($regex, $article->text, $matches, PREG_SET_ORDER);
// No matches, skip this
if ($matches) {
foreach ($matches as $match) {
$matcheslist = explode(',', $match[1]);
// We may not have a module style so fall back to the plugin default.
if (!array_key_exists(1, $matcheslist)) {
$matcheslist[1] = $style;
}
$position = trim($matcheslist[0]);
$style = trim($matcheslist[1]);
$output = $this->_load($position, $style);
// 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]|", addcslashes($output, '\\$'), $article->text, 1);
}
}
// Find all instances of plugin and put in $matchesmod for loadmodule
preg_match_all($regexmod, $article->text, $matchesmod, PREG_SET_ORDER);
// If no matches, skip this
if ($matchesmod){
foreach ($matchesmod as $matchmod) {
$matchesmodlist = explode(',', $matchmod[1]);
//We may not have a specific module so set to null
if (!array_key_exists(1, $matchesmodlist)) {
$matchesmodlist[1] = null;
}
// We may not have a module style so fall back to the plugin default.
if (!array_key_exists(2, $matchesmodlist)) {
$matchesmodlist[2] = $stylemod;
}
$module = trim($matchesmodlist[0]);
$name = trim($matchesmodlist[1]);
$style = trim($matchesmodlist[2]);
// $match[0] is full pattern match, $match[1] is the module,$match[2] is the title
$output = $this->_loadmod($module, $name, $style);
// We should replace only first occurrence in order to allow positions with the same name to regenerate their content:
$article->text = preg_replace("|$matchmod[0]|", addcslashes($output, '\\$'), $article->text, 1);
}
}
}
protected function _load($position, $style = 'none')
{
if (!isset(self::$modules[$position])) {
self::$modules[$position] = '';
$document = JFactory::getDocument();
$renderer = $document->loadRenderer('module');
$modules = JModuleHelper::getModules($position);
$params = array('style' => $style);
ob_start();
foreach ($modules as $module) {
echo $renderer->render($module, $params);
}
self::$modules[$position] = ob_get_clean();
}
return self::$modules[$position];
}
// This is always going to get the first instance of the module type unless
// there is a title.
protected function _loadmod($module, $title, $style = 'none')
{
if (!isset(self::$mods[$module])) {
self::$mods[$module] = '';
$document = JFactory::getDocument();
$renderer = $document->loadRenderer('module');
$mod = JModuleHelper::getModule($module, $title);
// If the module without the mod_ isn't found, try it with mod_.
// This allows people to enter it either way in the content
if (!isset($mod)){
$name = 'mod_'.$module;
$mod = JModuleHelper::getModule($name, $title);
}
$params = array('style' => $style);
ob_start();
echo $renderer->render($mod, $params);
self::$mods[$module] = ob_get_clean();
}
return self::$mods[$module];
}
}
