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编辑当前文件:/home2/sdektunc/public_html/administrator/components/com_workflow/src/Model/WorkflowsModel.php

<?php
/**
 * @package     Joomla.Administrator
 * @subpackage  com_workflow
 *
 * @copyright   (C) 2018 Open Source Matters, Inc. <https://www.joomla.org>
 * @license     GNU General Public License version 2 or later; see LICENSE.txt
 * @since       4.0.0
 */
namespace Joomla\Component\Workflow\Administrator\Model;

\defined('_JEXEC') or die;

use Joomla\CMS\Factory;
use Joomla\CMS\MVC\Model\ListModel;
use Joomla\Database\ParameterType;

/**
 * Model class for workflows
 *
 * @since  4.0.0
 */
class WorkflowsModel extends ListModel
{
	/**
	 * Constructor.
	 *
	 * @param   array  $config  An optional associative array of configuration settings.
	 *
	 * @see     JController
	 * @since  4.0.0
	 */
	public function __construct($config = array())
	{
		if (empty($config['filter_fields']))
		{
			$config['filter_fields'] = array(
				'id', 'w.id',
				'title', 'w.title',
				'published', 'w.published',
				'created_by', 'w.created_by',
				'created', 'w.created',
				'ordering', 'w.ordering',
				'modified', 'w.modified',
				'description', 'w.description'
			);
		}

parent::__construct($config);
	}

/**
	 * Method to auto-populate the model state.
	 *
	 * This method should only be called once per instantiation and is designed
	 * to be called on the first call to the getState() method unless the model
	 * configuration flag to ignore the request is set.
	 *
	 * Note. Calling getState in this method will result in recursion.
	 *
	 * @param   string  $ordering   An optional ordering field.
	 * @param   string  $direction  An optional direction (asc|desc).
	 *
	 * @return  void
	 *
	 * @since  4.0.0
	 */
	protected function populateState($ordering = 'w.ordering', $direction = 'asc')
	{
		$app = Factory::getApplication();
		$extension = $app->getUserStateFromRequest($this->context . '.filter.extension', 'extension', null, 'cmd');

$this->setState('filter.extension', $extension);
		$parts = explode('.', $extension);

// Extract the component name
		$this->setState('filter.component', $parts[0]);

// Extract the optional section name
		$this->setState('filter.section', (count($parts) > 1) ? $parts[1] : null);

parent::populateState($ordering, $direction);
	}

/**
	 * Method to get a table object, load it if necessary.
	 *
	 * @param   string  $type    The table name. Optional.
	 * @param   string  $prefix  The class prefix. Optional.
	 * @param   array   $config  Configuration array for model. Optional.
	 *
	 * @return  \Joomla\CMS\Table\Table  A JTable object
	 *
	 * @since  4.0.0
	 */
	public function getTable($type = 'Workflow', $prefix = 'Administrator', $config = array())
	{
		return parent::getTable($type, $prefix, $config);
	}

/**
	 * Method to get an array of data items.
	 *
	 * @return  mixed  An array of data items on success, false on failure.
	 *
	 * @since  4.0.0
	 */
	public function getItems()
	{
		$items = parent::getItems();

if ($items)
		{
			$this->countItems($items);
		}

return $items;
	}

/**
	 * Get the filter form
	 *
	 * @param   array    $data      data
	 * @param   boolean  $loadData  load current data
	 *
	 * @return  \JForm|false  the JForm object or false
	 *
	 * @since   4.0.0
	 */
	public function getFilterForm($data = array(), $loadData = true)
	{
		$form = parent::getFilterForm($data, $loadData);

if ($form)
		{
			$form->setValue('extension', null, $this->getState('filter.extension'));
		}

return $form;
	}

/**
	 * Add the number of transitions and states to all workflow items
	 *
	 * @param   array  $items  The workflow items
	 *
	 * @return  mixed  An array of data items on success, false on failure.
	 *
	 * @since  4.0.0
	 */
	protected function countItems($items)
	{
		$db = $this->getDbo();

$ids = [0];

foreach ($items as $item)
		{
			$ids[] = (int) $item->id;

$item->count_states = 0;
			$item->count_transitions = 0;
		}

$query = $db->getQuery(true);

$query->select(
			[
				$db->quoteName('workflow_id'),
				'COUNT(*) AS ' . $db->quoteName('count'),
			]
		)
			->from($db->quoteName('#__workflow_stages'))
			->whereIn($db->quoteName('workflow_id'), $ids)
			->where($db->quoteName('published') . ' >= 0')
			->group($db->quoteName('workflow_id'));

$status = $db->setQuery($query)->loadObjectList('workflow_id');

$query = $db->getQuery(true);

$query->select(
			[
				$db->quoteName('workflow_id'),
				'COUNT(*) AS ' . $db->quoteName('count'),
			]
		)
			->from($db->quoteName('#__workflow_transitions'))
			->whereIn($db->quoteName('workflow_id'), $ids)
			->where($db->quoteName('published') . ' >= 0')
			->group($db->quoteName('workflow_id'));

$transitions = $db->setQuery($query)->loadObjectList('workflow_id');

foreach ($items as $item)
		{
			if (isset($status[$item->id]))
			{
				$item->count_states = (int) $status[$item->id]->count;
			}

if (isset($transitions[$item->id]))
			{
				$item->count_transitions = (int) $transitions[$item->id]->count;
			}
		}
	}

/**
	 * Method to get the data that should be injected in the form.
	 *
	 * @return  string  The query to database.
	 *
	 * @since  4.0.0
	 */
	public function getListQuery()
	{
		$db    = $this->getDbo();
		$query = $db->getQuery(true);

$query->select(
			[
				$db->quoteName('w.id'),
				$db->quoteName('w.title'),
				$db->quoteName('w.created'),
				$db->quoteName('w.modified'),
				$db->quoteName('w.published'),
				$db->quoteName('w.checked_out'),
				$db->quoteName('w.checked_out_time'),
				$db->quoteName('w.ordering'),
				$db->quoteName('w.default'),
				$db->quoteName('w.created_by'),
				$db->quoteName('w.description'),
				$db->quoteName('u.name'),
				$db->quoteName('uc.name', 'editor'),
			]
		)
			->from($db->quoteName('#__workflows', 'w'))
			->join('LEFT', $db->quoteName('#__users', 'u'), $db->quoteName('u.id') . ' = ' . $db->quoteName('w.created_by'))
			->join('LEFT', $db->quoteName('#__users', 'uc'), $db->quoteName('uc.id') . ' = ' . $db->quoteName('w.checked_out'));

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

$status = (string) $this->getState('filter.published');

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

// Filter by search in title
		$search = $this->getState('filter.search');

if (!empty($search))
		{
			$search = '%' . str_replace(' ', '%', trim($search)) . '%';
			$query->where('(' . $db->quoteName('w.title') . ' LIKE :search1 OR ' . $db->quoteName('w.description') . ' LIKE :search2)')
				->bind([':search1', ':search2'], $search);
		}

// Add the list ordering clause.
		$orderCol  = $this->state->get('list.ordering', 'w.ordering');
		$orderDirn = strtoupper($this->state->get('list.direction', 'ASC'));

$query->order($db->escape($orderCol) . ' ' . ($orderDirn === 'DESC' ? 'DESC' : 'ASC'));

return $query;
	}
}