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<?php
/**
* @package Joomla.Administrator
* @subpackage com_finder
*
* @copyright (C) 2011 Open Source Matters, Inc. <https://www.joomla.org>
* @license GNU General Public License version 2 or later; see LICENSE.txt
*/
namespace Joomla\Component\Finder\Administrator\Model;
use Joomla\CMS\Component\ComponentHelper;
use Joomla\CMS\Factory;
use Joomla\CMS\Language\Text;
use Joomla\CMS\MVC\Factory\MVCFactoryInterface;
use Joomla\CMS\MVC\Model\ListModel;
use Joomla\CMS\Plugin\PluginHelper;
use Joomla\Database\DatabaseQuery;
// phpcs:disable PSR1.Files.SideEffects
\defined('_JEXEC') or die;
// phpcs:enable PSR1.Files.SideEffects
/**
* Maps model for the Finder package.
*
* @since 2.5
*/
class MapsModel extends ListModel
{
/**
* Constructor.
*
* @param array $config An optional associative array of configuration settings.
* @param ?MVCFactoryInterface $factory The factory.
*
* @see \Joomla\CMS\MVC\Model\BaseDatabaseModel
* @since 3.7
*/
public function __construct($config = [], MVCFactoryInterface $factory = null)
{
if (empty($config['filter_fields'])) {
$config['filter_fields'] = [
'state', 'a.state',
'title', 'a.title',
'branch',
'branch_title', 'd.branch_title',
'level', 'd.level',
'language', 'a.language',
];
}
parent::__construct($config, $factory);
}
/**
* Method to test whether a record can be deleted.
*
* @param object $record A record object.
*
* @return boolean True if allowed to delete the record. Defaults to the permission for the component.
*
* @since 2.5
*/
protected function canDelete($record)
{
return $this->getCurrentUser()->authorise('core.delete', $this->option);
}
/**
* Method to test whether a record can have its state changed.
*
* @param object $record A record object.
*
* @return boolean True if allowed to change the state of the record. Defaults to the permission for the component.
*
* @since 2.5
*/
protected function canEditState($record)
{
return $this->getCurrentUser()->authorise('core.edit.state', $this->option);
}
/**
* Method to delete one or more records.
*
* @param array $pks An array of record primary keys.
*
* @return boolean True if successful, false if an error occurs.
*
* @since 2.5
*/
public function delete(&$pks)
{
$pks = (array) $pks;
$table = $this->getTable();
// Include the content plugins for the on delete events.
PluginHelper::importPlugin('content');
// Iterate the items to check if all of them exist.
foreach ($pks as $i => $pk) {
if (!$table->load($pk)) {
// Item is not in the table.
$this->setError($table->getError());
return false;
}
}
// Iterate the items to delete each one.
foreach ($pks as $i => $pk) {
if ($table->load($pk)) {
if ($this->canDelete($table)) {
$context = $this->option . '.' . $this->name;
// Trigger the onContentBeforeDelete event.
$result = Factory::getApplication()->triggerEvent('onContentBeforeDelete', [$context, $table]);
if (in_array(false, $result, true)) {
$this->setError($table->getError());
return false;
}
if (!$table->delete($pk)) {
$this->setError($table->getError());
return false;
}
// Trigger the onContentAfterDelete event.
Factory::getApplication()->triggerEvent('onContentAfterDelete', [$context, $table]);
} else {
// Prune items that you can't change.
unset($pks[$i]);
$error = $this->getError();
if ($error) {
$this->setError($error);
} else {
$this->setError(Text::_('JLIB_APPLICATION_ERROR_DELETE_NOT_PERMITTED'));
}
}
}
}
// Clear the component's cache
$this->cleanCache();
return true;
}
/**
* Build an SQL query to load the list data.
*
* @return \Joomla\Database\DatabaseQuery
*
* @since 2.5
*/
protected function getListQuery()
{
$db = $this->getDatabase();
// Select all fields from the table.
$query = $db->getQuery(true)
->select('a.id, a.parent_id, a.lft, a.rgt, a.level, a.path, a.title, a.alias, a.state, a.access, a.language')
->from($db->quoteName('#__finder_taxonomy', 'a'))
->where('a.parent_id != 0');
// Join to get the branch title
$query->select([$db->quoteName('b.id', 'branch_id'), $db->quoteName('b.title', 'branch_title')])
->leftJoin($db->quoteName('#__finder_taxonomy', 'b') . ' ON b.level = 1 AND b.lft <= a.lft AND a.rgt <= b.rgt');
// Join to get the map links.
$stateQuery = $db->getQuery(true)
->select('m.node_id')
->select('COUNT(NULLIF(l.published, 0)) AS count_published')
->select('COUNT(NULLIF(l.published, 1)) AS count_unpublished')
->from($db->quoteName('#__finder_taxonomy_map', 'm'))
->leftJoin($db->quoteName('#__finder_links', 'l') . ' ON l.link_id = m.link_id')
->group('m.node_id');
$query->select('COALESCE(s.count_published, 0) AS count_published');
$query->select('COALESCE(s.count_unpublished, 0) AS count_unpublished');
$query->leftJoin('(' . $stateQuery . ') AS s ON s.node_id = a.id');
// If the model is set to check item state, add to the query.
$state = $this->getState('filter.state');
if (is_numeric($state)) {
$query->where('a.state = ' . (int) $state);
}
// Filter over level.
$level = $this->getState('filter.level');
if (is_numeric($level) && (int) $level === 1) {
$query->where('a.parent_id = 1');
}
// Filter the maps over the branch if set.
$branchId = $this->getState('filter.branch');
if (is_numeric($branchId)) {
$query->where('a.parent_id = ' . (int) $branchId);
}
// Filter the maps over the search string if set.
if ($search = $this->getState('filter.search')) {
$search = $db->quote('%' . str_replace(' ', '%', $db->escape(trim($search), true) . '%'));
$query->where('a.title LIKE ' . $search);
}
// Add the list ordering clause.
$query->order($db->escape($this->getState('list.ordering', 'branch_title, a.lft')) . ' ' . $db->escape($this->getState('list.direction', 'ASC')));
return $query;
}
/**
* Returns a record count for the query.
*
* @param \Joomla\Database\DatabaseQuery|string
*
* @return integer Number of rows for query.
*
* @since 3.0
*/
protected function _getListCount($query)
{
$query = clone $query;
$query->clear('select')->clear('join')->clear('order')->clear('limit')->clear('offset')->select('COUNT(*)');
return (int) $this->getDatabase()->setQuery($query)->loadResult();
}
/**
* 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 $id A prefix for the store id. [optional]
*
* @return string A store id.
*
* @since 2.5
*/
protected function getStoreId($id = '')
{
// Compile the store id.
$id .= ':' . $this->getState('filter.search');
$id .= ':' . $this->getState('filter.state');
$id .= ':' . $this->getState('filter.branch');
$id .= ':' . $this->getState('filter.level');
return parent::getStoreId($id);
}
/**
* Returns a Table object, always creating it.
*
* @param string $type The table type to instantiate. [optional]
* @param string $prefix A prefix for the table class name. [optional]
* @param array $config Configuration array for model. [optional]
*
* @return \Joomla\CMS\Table\Table A database object
*
* @since 2.5
*/
public function getTable($type = 'Map', $prefix = 'Administrator', $config = [])
{
return parent::getTable($type, $prefix, $config);
}
/**
* Method to auto-populate the model state. Calling getState in this method will result in recursion.
*
* @param string $ordering An optional ordering field. [optional]
* @param string $direction An optional direction. [optional]
*
* @return void
*
* @since 2.5
*/
protected function populateState($ordering = 'branch_title, a.lft', $direction = 'ASC')
{
// Load the filter state.
$this->setState('filter.search', $this->getUserStateFromRequest($this->context . '.filter.search', 'filter_search', '', 'string'));
$this->setState('filter.state', $this->getUserStateFromRequest($this->context . '.filter.state', 'filter_state', '', 'cmd'));
$this->setState('filter.branch', $this->getUserStateFromRequest($this->context . '.filter.branch', 'filter_branch', '', 'cmd'));
$this->setState('filter.level', $this->getUserStateFromRequest($this->context . '.filter.level', 'filter_level', '', 'cmd'));
// Load the parameters.
$params = ComponentHelper::getParams('com_finder');
$this->setState('params', $params);
// List state information.
parent::populateState($ordering, $direction);
}
/**
* Method to change the published state of one or more records.
*
* @param array $pks A list of the primary keys to change.
* @param integer $value The value of the published state. [optional]
*
* @return boolean True on success.
*
* @since 2.5
*/
public function publish(&$pks, $value = 1)
{
$user = $this->getCurrentUser();
$table = $this->getTable();
$pks = (array) $pks;
// Include the content plugins for the change of state event.
PluginHelper::importPlugin('content');
// Access checks.
foreach ($pks as $i => $pk) {
$table->reset();
if ($table->load($pk) && !$this->canEditState($table)) {
// Prune items that you can't change.
unset($pks[$i]);
$this->setError(Text::_('JLIB_APPLICATION_ERROR_EDITSTATE_NOT_PERMITTED'));
return false;
}
}
// Attempt to change the state of the records.
if (!$table->publish($pks, $value, $user->get('id'))) {
$this->setError($table->getError());
return false;
}
$context = $this->option . '.' . $this->name;
// Trigger the onContentChangeState event.
$result = Factory::getApplication()->triggerEvent('onContentChangeState', [$context, $pks, $value]);
if (in_array(false, $result, true)) {
$this->setError($table->getError());
return false;
}
// Clear the component's cache
$this->cleanCache();
return true;
}
/**
* Method to purge all maps from the taxonomy.
*
* @return boolean Returns true on success, false on failure.
*
* @since 2.5
*/
public function purge()
{
$db = $this->getDatabase();
$query = $db->getQuery(true)
->delete($db->quoteName('#__finder_taxonomy'))
->where($db->quoteName('parent_id') . ' > 1');
$db->setQuery($query);
$db->execute();
$query->clear()
->delete($db->quoteName('#__finder_taxonomy_map'));
$db->setQuery($query);
$db->execute();
return true;
}
/**
* Manipulate the query to be used to evaluate if this is an Empty State to provide specific conditions for this extension.
*
* @return DatabaseQuery
*
* @since 4.0.0
*/
protected function getEmptyStateQuery()
{
$query = parent::getEmptyStateQuery();
$title = 'ROOT';
$query->where($this->getDatabase()->quoteName('title') . ' <> :title')
->bind(':title', $title);
return $query;
}
}