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/home/develito/httpdocs/components/com_dmod/models/dmod.php

<?php
/*------------------------------------------------------------------------
# com_dmod - Dmod Module Manager
# ------------------------------------------------------------------------
# author    Jesus Vargas Garita
# copyright Copyright (C) 2010 www.joomlahill.com. All Rights Reserved.
# @license - http://www.gnu.org/licenses/gpl-2.0.html GNU/GPL
# Websites: http://www.joomlahill.com
# Technical Support:  Forum - http://www.joomlahill.com/forum
-------------------------------------------------------------------------*/
 
defined('_JEXEC') or die;

require_once JPATH_ADMINISTRATOR.'/components/com_modules/models/module.php';

class DmodModelDmod extends JModelItem
{
	protected $_context = 'com_dmod.dmod';

protected function populateState()
	{
		$app = JFactory::getApplication('site');

$pk = JRequest::getInt('id');
		$this->setState('dmod.id', $pk);

$params = $app->getParams();
		$this->setState('params', $params);

$user = JFactory::getUser();
		if ((!$user->authorise('core.edit.state', 'com_dmod')) &&  (!$user->authorise('core.edit', 'com_dmod'))){
			$this->setState('filter.published', 1);
			$this->setState('filter.archived', 2);
		}
	}

public function &getItem($pk = null)
	{
		$pk = (!empty($pk)) ? $pk : (int) $this->getState('dmod.id');

if ($this->_item === null) {
			$this->_item = array();
		}

if (!isset($this->_item[$pk])) {
			try
			{
				$db = $this->getDbo();
				$query = $db->getQuery(true);

$query->select($this->getState('item.select', 'a.*') . ','
				. ' CASE WHEN CHAR_LENGTH(a.alias) THEN CONCAT_WS(\':\', a.id, a.alias) ELSE a.id END as slug, '
				. ' CASE WHEN CHAR_LENGTH(c.alias) THEN CONCAT_WS(\':\', c.id, c.alias) ELSE c.id END AS catslug ');
				$query->from('#__dmod AS a');

$query->select('c.title AS category_title, c.alias AS category_alias, c.access AS category_access');
				$query->join('LEFT', '#__categories AS c on c.id = a.catid');

$query->select('parent.title as parent_title, parent.id as parent_id, parent.path as parent_route, parent.alias as parent_alias');
				$query->join('LEFT', '#__categories as parent ON parent.id = c.parent_id');

$query->where('a.id = ' . (int) $pk);

$nullDate = $db->Quote($db->getNullDate());
				$nowDate = $db->Quote(JFactory::getDate()->toSql());

$published = $this->getState('filter.published');
				$archived = $this->getState('filter.archived');
				if (is_numeric($published)) {
					$query->where('(a.published = ' . (int) $published . ' OR a.published =' . (int) $archived . ')');
				}

$db->setQuery($query);

$data = $db->loadObject();
				
				$this->setState('module.id', $data->module);

if ($error = $db->getErrorMsg()) {
					throw new JException($error);
				}

if (empty($data)) {
					throw new JException(JText::_('COM_DMOD_ERROR_DMOD_NOT_FOUND'), 404);
				}

// Check for published state if filter set.
				if (((is_numeric($published)) || (is_numeric($archived))) && (($data->published != $published) && ($data->published != $archived)))
				{
					JError::raiseError(404, JText::_('COM_DMOD_ERROR_DMOD_NOT_FOUND'));
				}

// Convert parameter fields to objects.
				$registry = new JRegistry;
				$registry->loadString($data->params);
				$data->params = clone $this->getState('params');
				$data->params->merge($registry);

$registry = new JRegistry;
				$registry->loadString($data->metadata);
				$data->metadata = $registry;

// Compute access permissions.
				if ($access = $this->getState('filter.access')) {
					// If the access filter has been set, we already know this user can view.
					$data->params->set('access-view', true);
				}
				else {
					// If no access filter is set, the layout takes some responsibility for display of limited information.
					$user = JFactory::getUser();
					$groups = $user->getAuthorisedViewLevels();

if ($data->catid == 0 || $data->category_access === null) {
						$data->params->set('access-view', in_array($data->access, $groups));
					}
					else {
						$data->params->set('access-view', in_array($data->access, $groups) && in_array($data->category_access, $groups));
					}
				}

$this->_item[$pk] = $data;
			}
			catch (JException $e)
			{
				$this->setError($e);
				$this->_item[$pk] = false;
			}

}
  		return $this->_item[$pk];

}

protected function getDmodQuery($pk = null)
	{
		// TODO: Cache on the fingerprint of the arguments
		$db		= $this->getDbo();
		$user	= JFactory::getUser();
		$pk = (!empty($pk)) ? $pk : (int) $this->getState('contact.id');

$query	= $db->getQuery(true);
		if ($pk) {
			$query->select('a.*, cc.access as category_access, cc.title as category_name, '
			. ' CASE WHEN CHAR_LENGTH(a.alias) THEN CONCAT_WS(\':\', a.id, a.alias) ELSE a.id END as slug, '
			. ' CASE WHEN CHAR_LENGTH(cc.alias) THEN CONCAT_WS(\':\', cc.id, cc.alias) ELSE cc.id END AS catslug ');

$query->from('#__dmod AS a');

$query->join('INNER', '#__categories AS cc on cc.id = a.catid');

$query->where('a.id = ' . (int) $pk);
			$published = $this->getState('filter.published');
			$archived = $this->getState('filter.archived');
			if (is_numeric($published)) {
				$query->where('a.published IN (1,2)');
				$query->where('cc.published IN (1,2)');
			}
			$groups		= implode(',', $user->getAuthorisedViewLevels());
			$query->where('a.access IN ('.$groups.')');

try {
				$db->setQuery($query);
				$result = $db->loadObject();
	
				if ($error = $db->getErrorMsg()) {
					throw new Exception($error);
				}
	
				if (empty($result)) {
						throw new JException(JText::_('COM_DMOD_ERROR_DMOD_NOT_FOUND'), 404);
				}

} catch (Exception $e) {
				$this->setError($e);
				return false;
			}

if ($result) {
			return $result;
			}
		}
	}
	
	public function getModule()
	{		
		$modModel = JModelLegacy::getInstance('Module', 'ModulesModel', array('ignore_request' => true));

$module = $modModel->getItem($this->getState('module.id'));
		
		$this->setState('module', $module);
		$buttons = 0;
		
		if ( $this->getState('params')->get('show_params') && $this->getState('params')->get('allow_test') ) :
			$buttons = 1;
			$post = JRequest::get( 'post' );
			$form = JArrayHelper::getValue( $post, 'jform', array(), 'array' );
			$test = JArrayHelper::getValue( $form, 'params', array(), 'array' );
			if ($test) :
				if ($this->getState('params')->get('save_params')) :
					$registry = new JRegistry();
					$registry->loadArray($test);
					$str = $registry->toString();
					$this->saveParams($str);
				else :
					$buttons = 2;
				endif;
				$module->params = $test;
			endif;
		endif;
		
		$this->setState('buttons', $buttons);
		
		$module->user = substr( $module->module, 0, 4 ) == 'mod_' ?  0 : 1;
		
		return $module;
	}
	
	public function getModParams($data = array(), $loadData = true)
	{
		$module = $this->getModule();
				
		JForm::addFormPath('administrator/components/com_modules/models/forms');
		JForm::addFieldPath('administrator/components/com_modules/models/fields');

$form = JForm::getInstance('com_modules.module', 'module',  array('control' => 'jform', 'load_data' => true), false, false );
		
		// joomla.application.component.modelform preprocessForm		
		$lang		= JFactory::getLanguage();
		$clientId	= $module->client_id;

$client		= JApplicationHelper::getClientInfo($clientId);
		$formFile	= JPath::clean($client->path.'/modules/'.$module->module.'/'.$module->module.'.xml');
		
			$lang->load($module->module, $client->path, null, false, false)
		||	$lang->load($module->module, $client->path.'/modules/'.$module->module, null, false, false)
		||	$lang->load($module->module, $client->path, $lang->getDefault(), false, false)
		||	$lang->load($module->module, $client->path.'/modules/'.$module->module, $lang->getDefault(), false, false);
		
		// Joomla Global Language
			$lang->load('', JPATH_ADMINISTRATOR, null, false, false)
		|| $lang->load('', JPATH_ADMINISTRATOR, null, true);

if (file_exists($formFile)) {
			// Get the module form.
			if (!$form->loadFile($formFile, false, '//config')) {
				throw new Exception(JText::_('JERROR_LOADFILE_FAILED'));
			}

// Attempt to load the xml file.
			if (!$xml = simplexml_load_file($formFile)) {
				throw new Exception(JText::_('JERROR_LOADFILE_FAILED'));
			}

}

$form->bind($module);
		
		//var_dump($form); exit();
		if (empty($form)) {
			return false;
		}
		
		return $form;
	}
	
	public function saveParams($params)
	{
		$id = $this->getState('module.id');
		
		$db = JFactory::getDBO();

$query = "UPDATE #__modules SET params = '" . $params . "' WHERE id = ". $id;
		
		$db->setQuery( $query );
		$db->query();
	}
}