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编辑当前文件:/home2/sdektunc/chapabyucatan.gob.mx/administrator/components/com_menus/src/Model/ItemsModel.php

<?php
/**
 * @package     Joomla.Administrator
 * @subpackage  com_menus
 *
 * @copyright   (C) 2009 Open Source Matters, Inc. <https://www.joomla.org>
 * @license     GNU General Public License version 2 or later; see LICENSE.txt
 */

namespace Joomla\Component\Menus\Administrator\Model;

\defined('_JEXEC') or die;

use Joomla\CMS\Component\ComponentHelper;
use Joomla\CMS\Factory;
use Joomla\CMS\Form\Form;
use Joomla\CMS\Language\Associations;
use Joomla\CMS\Language\Text;
use Joomla\CMS\Log\Log;
use Joomla\CMS\MVC\Factory\MVCFactoryInterface;
use Joomla\CMS\MVC\Model\ListModel;
use Joomla\Database\ParameterType;

/**
 * Menu Item List Model for Menus.
 *
 * @since  1.6
 */
class ItemsModel extends ListModel
{
	/**
	 * Constructor.
	 *
	 * @param   array                $config   An optional associative array of configuration settings.
	 * @param   MVCFactoryInterface  $factory  The factory.
	 *
	 * @see     \Joomla\CMS\MVC\Model\BaseDatabaseModel
	 * @since   3.2
	 */
	public function __construct($config = array(), MVCFactoryInterface $factory = null)
	{
		if (empty($config['filter_fields']))
		{
			$config['filter_fields'] = array(
				'id', 'a.id',
				'menutype', 'a.menutype', 'menutype_title',
				'title', 'a.title',
				'alias', 'a.alias',
				'published', 'a.published',
				'access', 'a.access', 'access_level',
				'language', 'a.language',
				'checked_out', 'a.checked_out',
				'checked_out_time', 'a.checked_out_time',
				'lft', 'a.lft',
				'rgt', 'a.rgt',
				'level', 'a.level',
				'path', 'a.path',
				'client_id', 'a.client_id',
				'home', 'a.home',
				'parent_id', 'a.parent_id',
				'publish_up', 'a.publish_up',
				'publish_down', 'a.publish_down',
				'a.ordering'
			);

if (Associations::isEnabled())
			{
				$config['filter_fields'][] = 'association';
			}
		}

parent::__construct($config, $factory);
	}

/**
	 * Method to auto-populate the model state.
	 *
	 * Note. Calling getState in this method will result in recursion.
	 *
	 * @param   string  $ordering   An optional ordering field.
	 * @param   string  $direction  An optional direction (asc|desc).
	 *
	 * @return  void
	 *
	 * @since   1.6
	 */
	protected function populateState($ordering = 'a.lft', $direction = 'asc')
	{
		$app = Factory::getApplication();

$forcedLanguage = $app->input->get('forcedLanguage', '', 'cmd');

// Adjust the context to support modal layouts.
		if ($layout = $app->input->get('layout'))
		{
			$this->context .= '.' . $layout;
		}

// Adjust the context to support forced languages.
		if ($forcedLanguage)
		{
			$this->context .= '.' . $forcedLanguage;
		}

$search = $this->getUserStateFromRequest($this->context . '.search', 'filter_search');
		$this->setState('filter.search', $search);

$published = $this->getUserStateFromRequest($this->context . '.published', 'filter_published', '');
		$this->setState('filter.published', $published);

$access = $this->getUserStateFromRequest($this->context . '.filter.access', 'filter_access');
		$this->setState('filter.access', $access);

$parentId = $this->getUserStateFromRequest($this->context . '.filter.parent_id', 'filter_parent_id');
		$this->setState('filter.parent_id', $parentId);

$level = $this->getUserStateFromRequest($this->context . '.filter.level', 'filter_level');
		$this->setState('filter.level', $level);

// Watch changes in client_id and menutype and keep sync whenever needed.
		$currentClientId = $app->getUserState($this->context . '.client_id', 0);
		$clientId        = $app->input->getInt('client_id', $currentClientId);

// Load mod_menu.ini file when client is administrator
		if ($clientId == 1)
		{
			Factory::getLanguage()->load('mod_menu', JPATH_ADMINISTRATOR);
		}

$currentMenuType = $app->getUserState($this->context . '.menutype', '');
		$menuType        = $app->input->getString('menutype', $currentMenuType);

// If client_id changed clear menutype and reset pagination
		if ($clientId != $currentClientId)
		{
			$menuType = '';

$app->input->set('limitstart', 0);
			$app->input->set('menutype', '');
		}

// If menutype changed reset pagination.
		if ($menuType != $currentMenuType)
		{
			$app->input->set('limitstart', 0);
		}

if (!$menuType)
		{
			$app->setUserState($this->context . '.menutype', '');
			$this->setState('menutypetitle', '');
			$this->setState('menutypeid', '');
		}
		// Special menu types, if selected explicitly, will be allowed as a filter
		elseif ($menuType == 'main')
		{
			// Adjust client_id to match the menutype. This is safe as client_id was not changed in this request.
			$app->input->set('client_id', 1);

$app->setUserState($this->context . '.menutype', $menuType);
			$this->setState('menutypetitle', ucfirst($menuType));
			$this->setState('menutypeid', -1);
		}
		// Get the menutype object with appropriate checks.
		elseif ($cMenu = $this->getMenu($menuType, true))
		{
			// Adjust client_id to match the menutype. This is safe as client_id was not changed in this request.
			$app->input->set('client_id', $cMenu->client_id);

$app->setUserState($this->context . '.menutype', $menuType);
			$this->setState('menutypetitle', $cMenu->title);
			$this->setState('menutypeid', $cMenu->id);
		}
		// This menutype does not exist, leave client id unchanged but reset menutype and pagination
		else
		{
			$menuType = '';

$app->input->set('limitstart', 0);
			$app->input->set('menutype', $menuType);

$app->setUserState($this->context . '.menutype', $menuType);
			$this->setState('menutypetitle', '');
			$this->setState('menutypeid', '');
		}

// Client id filter
		$clientId = (int) $this->getUserStateFromRequest($this->context . '.client_id', 'client_id', 0, 'int');
		$this->setState('filter.client_id', $clientId);

// Use a different filter file when client is administrator
		if ($clientId == 1)
		{
			$this->filterFormName = 'filter_itemsadmin';
		}

$this->setState('filter.menutype', $menuType);

$language = $this->getUserStateFromRequest($this->context . '.filter.language', 'filter_language', '');
		$this->setState('filter.language', $language);

// Component parameters.
		$params = ComponentHelper::getParams('com_menus');
		$this->setState('params', $params);

// List state information.
		parent::populateState($ordering, $direction);

// Force a language.
		if (!empty($forcedLanguage))
		{
			$this->setState('filter.language', $forcedLanguage);
		}
	}

/**
	 * Method to get a store id based on model configuration state.
	 *
	 * This is necessary because the model is used by the component and
	 * different modules that might need different sets of data or different
	 * ordering requirements.
	 *
	 * @param   string  $id  A prefix for the store id.
	 *
	 * @return  string  A store id.
	 *
	 * @since   1.6
	 */
	protected function getStoreId($id = '')
	{
		// Compile the store id.
		$id .= ':' . $this->getState('filter.access');
		$id .= ':' . $this->getState('filter.published');
		$id .= ':' . $this->getState('filter.language');
		$id .= ':' . $this->getState('filter.search');
		$id .= ':' . $this->getState('filter.parent_id');
		$id .= ':' . $this->getState('filter.menutype');
		$id .= ':' . $this->getState('filter.client_id');

return parent::getStoreId($id);
	}

/**
	 * Builds an SQL query to load the list data.
	 *
	 * @return  \Joomla\Database\DatabaseQuery    A query object.
	 *
	 * @since   1.6
	 */
	protected function getListQuery()
	{
		// Create a new query object.
		$db       = $this->getDbo();
		$query    = $db->getQuery(true);
		$user     = Factory::getUser();
		$clientId = (int) $this->getState('filter.client_id');

// Select all fields from the table.
		$query->select(
			// We can't quote state values because they could contain expressions.
			$this->getState(
				'list.select',
				[
					$db->quoteName('a.id'),
					$db->quoteName('a.menutype'),
					$db->quoteName('a.title'),
					$db->quoteName('a.alias'),
					$db->quoteName('a.note'),
					$db->quoteName('a.path'),
					$db->quoteName('a.link'),
					$db->quoteName('a.type'),
					$db->quoteName('a.parent_id'),
					$db->quoteName('a.level'),
					$db->quoteName('a.component_id'),
					$db->quoteName('a.checked_out'),
					$db->quoteName('a.checked_out_time'),
					$db->quoteName('a.browserNav'),
					$db->quoteName('a.access'),
					$db->quoteName('a.img'),
					$db->quoteName('a.template_style_id'),
					$db->quoteName('a.params'),
					$db->quoteName('a.lft'),
					$db->quoteName('a.rgt'),
					$db->quoteName('a.home'),
					$db->quoteName('a.language'),
					$db->quoteName('a.client_id'),
					$db->quoteName('a.publish_up'),
					$db->quoteName('a.publish_down'),
				]
			)
		)
			->select(
				[
					$db->quoteName('l.title', 'language_title'),
					$db->quoteName('l.image', 'language_image'),
					$db->quoteName('l.sef', 'language_sef'),
					$db->quoteName('u.name', 'editor'),
					$db->quoteName('c.element', 'componentname'),
					$db->quoteName('ag.title', 'access_level'),
					$db->quoteName('mt.id', 'menutype_id'),
					$db->quoteName('mt.title', 'menutype_title'),
					$db->quoteName('e.enabled'),
					$db->quoteName('e.name'),
					'CASE WHEN ' . $db->quoteName('a.type') . ' = ' . $db->quote('component')
					. ' THEN ' . $db->quoteName('a.published') . ' +2 * (' . $db->quoteName('e.enabled') . ' -1)'
					. ' ELSE ' . $db->quoteName('a.published') . ' END AS ' . $db->quoteName('published'),
				]
			)
			->from($db->quoteName('#__menu', 'a'));

// Join over the language
		$query->join('LEFT', $db->quoteName('#__languages', 'l'), $db->quoteName('l.lang_code') . ' = ' . $db->quoteName('a.language'));

// Join over the users.
		$query->join('LEFT', $db->quoteName('#__users', 'u'), $db->quoteName('u.id') . ' = ' . $db->quoteName('a.checked_out'));

// Join over components
		$query->join('LEFT', $db->quoteName('#__extensions', 'c'), $db->quoteName('c.extension_id') . ' = ' . $db->quoteName('a.component_id'));

// Join over the asset groups.
		$query->join('LEFT', $db->quoteName('#__viewlevels', 'ag'), $db->quoteName('ag.id') . ' = ' . $db->quoteName('a.access'));

// Join over the menu types.
		$query->join('LEFT', $db->quoteName('#__menu_types', 'mt'), $db->quoteName('mt.menutype') . ' = ' . $db->quoteName('a.menutype'));

// Join over the extensions
		$query->join('LEFT', $db->quoteName('#__extensions', 'e'), $db->quoteName('e.extension_id') . ' = ' . $db->quoteName('a.component_id'));

// Join over the associations.
		if (Associations::isEnabled())
		{
			$subQuery = $db->getQuery(true)
				->select('COUNT(' . $db->quoteName('asso1.id') . ') > 1')
				->from($db->quoteName('#__associations', 'asso1'))
				->join('INNER', $db->quoteName('#__associations', 'asso2'), $db->quoteName('asso1.key') . ' = ' . $db->quoteName('asso2.key'))
				->where(
					[
						$db->quoteName('asso1.id') . ' = ' . $db->quoteName('a.id'),
						$db->quoteName('asso1.context') . ' = ' . $db->quote('com_menus.item'),
					]
				);

$query->select('(' . $subQuery . ') AS ' . $db->quoteName('association'));
		}

// Exclude the root category.
		$query->where(
			[
				$db->quoteName('a.id') . ' > 1',
				$db->quoteName('a.client_id') . ' = :clientId',
			]
		)
			->bind(':clientId', $clientId, ParameterType::INTEGER);

// Filter on the published state.
		$published = $this->getState('filter.published');

if (is_numeric($published))
		{
			$published = (int) $published;
			$query->where($db->quoteName('a.published') . ' = :published')
				->bind(':published', $published, ParameterType::INTEGER);
		}
		elseif ($published === '')
		{
			$query->where($db->quoteName('a.published') . ' IN (0, 1)');
		}

// Filter by search in title, alias or id
		if ($search = trim($this->getState('filter.search')))
		{
			if (stripos($search, 'id:') === 0)
			{
				$search = (int) substr($search, 3);
				$query->where($db->quoteName('a.id') . ' = :search')
					->bind(':search', $search, ParameterType::INTEGER);
			}
			elseif (stripos($search, 'link:') === 0)
			{
				if ($search = str_replace(' ', '%', trim(substr($search, 5))))
				{
					$query->where($db->quoteName('a.link') . ' LIKE :search')
						->bind(':search', $search);
				}
			}
			else
			{
				$search = '%' . str_replace(' ', '%', trim($search)) . '%';
				$query->extendWhere(
					'AND',
					[
						$db->quoteName('a.title') . ' LIKE :search1',
						$db->quoteName('a.alias') . ' LIKE :search2',
						$db->quoteName('a.note') . ' LIKE :search3',
					],
					'OR'
				)
					->bind([':search1', ':search2', ':search3'], $search);
			}
		}

// Filter the items over the parent id if set.
		$parentId = (int) $this->getState('filter.parent_id');
		$level    = (int) $this->getState('filter.level');

if ($parentId)
		{
			// Create a subquery for the sub-items list
			$subQuery = $db->getQuery(true)
				->select($db->quoteName('sub.id'))
				->from($db->quoteName('#__menu', 'sub'))
				->join(
					'INNER',
					$db->quoteName('#__menu', 'this'),
					$db->quoteName('sub.lft') . ' > ' . $db->quoteName('this.lft')
					. ' AND ' . $db->quoteName('sub.rgt') . ' < ' . $db->quoteName('this.rgt')
				)
				->where($db->quoteName('this.id') . ' = :parentId1');

if ($level)
			{
				$subQuery->where($db->quoteName('sub.level') . ' <= ' . $db->quoteName('this.level') . ' + :level - 1');
				$query->bind(':level', $level, ParameterType::INTEGER);
			}

// Add the subquery to the main query
			$query->extendWhere(
				'AND',
				[
					$db->quoteName('a.parent_id') . ' = :parentId2',
					$db->quoteName('a.parent_id') . ' IN (' . (string) $subQuery . ')',
				],
				'OR'
			)
				->bind([':parentId1', ':parentId2'], $parentId, ParameterType::INTEGER);
		}

// Filter on the level.
		elseif ($level)
		{
			$query->where($db->quoteName('a.level') . ' <= :level')
				->bind(':level', $level, ParameterType::INTEGER);
		}

// Filter the items over the menu id if set.
		$menuType = $this->getState('filter.menutype');

// A value "" means all
		if ($menuType == '')
		{
			// Load all menu types we have manage access
			$query2 = $db->getQuery(true)
				->select(
					[
						$db->quoteName('id'),
						$db->quoteName('menutype'),
					]
				)
				->from($db->quoteName('#__menu_types'))
				->where($db->quoteName('client_id') . ' = :clientId')
				->bind(':clientId', $clientId, ParameterType::INTEGER)
				->order($db->quoteName('title'));

// Show protected items on explicit filter only
			$query->where($db->quoteName('a.menutype') . ' != ' . $db->quote('main'));

$menuTypes = $db->setQuery($query2)->loadObjectList();

if ($menuTypes)
			{
				$types = array();

foreach ($menuTypes as $type)
				{
					if ($user->authorise('core.manage', 'com_menus.menu.' . (int) $type->id))
					{
						$types[] = $type->menutype;
					}
				}

if ($types)
				{
					$query->whereIn($db->quoteName('a.menutype'), $types);
				}
				else
				{
					$query->where(0);
				}
			}
		}
		// Default behavior => load all items from a specific menu
		elseif (strlen($menuType))
		{
			$query->where($db->quoteName('a.menutype') . ' = :menuType')
				->bind(':menuType', $menuType);
		}
		// Empty menu type => error
		else
		{
			$query->where('1 != 1');
		}

// Filter on the access level.
		if ($access = (int) $this->getState('filter.access'))
		{
			$query->where($db->quoteName('a.access') . ' = :access')
				->bind(':access', $access, ParameterType::INTEGER);
		}

// Implement View Level Access
		if (!$user->authorise('core.admin'))
		{
			if ($groups = $user->getAuthorisedViewLevels())
			{
				$query->whereIn($db->quoteName('a.access'), $groups);
			}
		}

// Filter on the language.
		if ($language = $this->getState('filter.language'))
		{
			$query->where($db->quoteName('a.language') . ' = :language')
				->bind(':language', $language);
		}

// Add the list ordering clause.
		$query->order($db->escape($this->getState('list.ordering', 'a.lft')) . ' ' . $db->escape($this->getState('list.direction', 'ASC')));

return $query;
	}

/**
	 * Method to allow derived classes to preprocess the form.
	 *
	 * @param   Form    $form   A Form object.
	 * @param   mixed   $data   The data expected for the form.
	 * @param   string  $group  The name of the plugin group to import (defaults to "content").
	 *
	 * @return  void
	 *
	 * @since   3.2
	 * @throws  \Exception if there is an error in the form event.
	 */
	protected function preprocessForm(Form $form, $data, $group = 'content')
	{
		$name = $form->getName();

if ($name == 'com_menus.items.filter')
		{
			$clientId = $this->getState('filter.client_id');
			$form->setFieldAttribute('menutype', 'clientid', $clientId);
		}
		elseif (false !== strpos($name, 'com_menus.items.modal.'))
		{
			$form->removeField('client_id');

$clientId = $this->getState('filter.client_id');
			$form->setFieldAttribute('menutype', 'clientid', $clientId);
		}
	}

/**
	 * Get the client id for a menu
	 *
	 * @param   string   $menuType  The menutype identifier for the menu
	 * @param   boolean  $check     Flag whether to perform check against ACL as well as existence
	 *
	 * @return  integer
	 *
	 * @since   3.7.0
	 */
	protected function getMenu($menuType, $check = false)
	{
		$query = $this->_db->getQuery(true);

$query->select($this->_db->quoteName('a') . '.*')
			->from($this->_db->quoteName('#__menu_types', 'a'))
			->where($this->_db->quoteName('menutype') . ' = :menuType')
			->bind(':menuType', $menuType);

$cMenu = $this->_db->setQuery($query)->loadObject();

if ($check)
		{
			// Check if menu type exists.
			if (!$cMenu)
			{
				Log::add(Text::_('COM_MENUS_ERROR_MENUTYPE_NOT_FOUND'), Log::ERROR, 'jerror');

return false;
			}
			// Check if menu type is valid against ACL.
			elseif (!Factory::getUser()->authorise('core.manage', 'com_menus.menu.' . $cMenu->id))
			{
				Log::add(Text::_('JERROR_ALERTNOAUTHOR'), Log::ERROR, 'jerror');

return false;
			}
		}

return $cMenu;
	}

/**
	 * Method to get an array of data items.
	 *
	 * @return  mixed  An array of data items on success, false on failure.
	 *
	 * @since   3.0.1
	 */
	public function getItems()
	{
		$store = $this->getStoreId();

if (!isset($this->cache[$store]))
		{
			$items  = parent::getItems();
			$lang   = Factory::getLanguage();
			$client = $this->state->get('filter.client_id');

if ($items)
			{
				foreach ($items as $item)
				{
					if ($extension = $item->componentname)
					{
						$lang->load("$extension.sys", JPATH_ADMINISTRATOR)
						|| $lang->load("$extension.sys", JPATH_ADMINISTRATOR . '/components/' . $extension);
					}

// Translate component name
					if ($client === 1)
					{
						$item->title = Text::_($item->title);
					}
				}
			}

$this->cache[$store] = $items;
		}

return $this->cache[$store];
	}
}