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

<?php
/**
 * @package     Joomla.Administrator
 * @subpackage  com_content
 *
 * @copyright   (C) 2008 Open Source Matters, Inc. <https://www.joomla.org>
 * @license     GNU General Public License version 2 or later; see LICENSE.txt
 */

namespace Joomla\Component\Content\Administrator\Model;

\defined('_JEXEC') or die;

use Joomla\CMS\Event\AbstractEvent;
use Joomla\CMS\Factory;
use Joomla\CMS\Form\Form;
use Joomla\CMS\Form\FormFactoryInterface;
use Joomla\CMS\Helper\TagsHelper;
use Joomla\CMS\Language\Associations;
use Joomla\CMS\Language\LanguageHelper;
use Joomla\CMS\Language\Text;
use Joomla\CMS\MVC\Factory\MVCFactoryInterface;
use Joomla\CMS\MVC\Model\AdminModel;
use Joomla\CMS\MVC\Model\WorkflowBehaviorTrait;
use Joomla\CMS\MVC\Model\WorkflowModelInterface;
use Joomla\CMS\Plugin\PluginHelper;
use Joomla\CMS\String\PunycodeHelper;
use Joomla\CMS\Table\Table;
use Joomla\CMS\Table\TableInterface;
use Joomla\CMS\Tag\TaggableTableInterface;
use Joomla\CMS\UCM\UCMType;
use Joomla\CMS\Versioning\VersionableModelTrait;
use Joomla\CMS\Workflow\Workflow;
use Joomla\Component\Categories\Administrator\Helper\CategoriesHelper;
use Joomla\Component\Fields\Administrator\Helper\FieldsHelper;
use Joomla\Database\ParameterType;
use Joomla\Registry\Registry;
use Joomla\Utilities\ArrayHelper;

/**
 * Item Model for an Article.
 *
 * @since  1.6
 */

class ArticleModel extends AdminModel implements WorkflowModelInterface
{
	use WorkflowBehaviorTrait, VersionableModelTrait;

/**
	 * The prefix to use with controller messages.
	 *
	 * @var    string
	 * @since  1.6
	 */
	protected $text_prefix = 'COM_CONTENT';

/**
	 * The type alias for this content type (for example, 'com_content.article').
	 *
	 * @var    string
	 * @since  3.2
	 */
	public $typeAlias = 'com_content.article';

/**
	 * The context used for the associations table
	 *
	 * @var    string
	 * @since  3.4.4
	 */
	protected $associationsContext = 'com_content.item';

/**
	 * The event to trigger before changing featured status one or more items.
	 *
	 * @var    string
	 * @since  4.0.0
	 */
	protected $event_before_change_featured = null;

/**
	 * The event to trigger after changing featured status one or more items.
	 *
	 * @var    string
	 * @since  4.0.0
	 */
	protected $event_after_change_featured = null;

/**
	 * Constructor.
	 *
	 * @param   array                 $config       An array of configuration options (name, state, dbo, table_path, ignore_request).
	 * @param   MVCFactoryInterface   $factory      The factory.
	 * @param   FormFactoryInterface  $formFactory  The form factory.
	 *
	 * @since   1.6
	 * @throws  \Exception
	 */
	public function __construct($config = array(), MVCFactoryInterface $factory = null, FormFactoryInterface $formFactory = null)
	{
		$config['events_map'] = $config['events_map'] ?? [];

$config['events_map'] = array_merge(
			['featured' => 'content'],
			$config['events_map']
		);

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

// Set the featured status change events
		$this->event_before_change_featured = $config['event_before_change_featured'] ?? $this->event_before_change_featured;
		$this->event_before_change_featured = $this->event_before_change_featured ?? 'onContentBeforeChangeFeatured';
		$this->event_after_change_featured  = $config['event_after_change_featured'] ?? $this->event_after_change_featured;
		$this->event_after_change_featured  = $this->event_after_change_featured ?? 'onContentAfterChangeFeatured';

$this->setUpWorkflow('com_content.article');
	}

/**
	 * Function that can be overridden to do any data cleanup after batch copying data
	 *
	 * @param   TableInterface  $table  The table object containing the newly created item
	 * @param   integer         $newId  The id of the new item
	 * @param   integer         $oldId  The original item id
	 *
	 * @return  void
	 *
	 * @since  3.8.12
	 */
	protected function cleanupPostBatchCopy(TableInterface $table, $newId, $oldId)
	{
		// Check if the article was featured and update the #__content_frontpage table
		if ($table->featured == 1)
		{
			$db = $this->getDbo();
			$query = $db->getQuery(true)
				->select(
					[
						$db->quoteName('featured_up'),
						$db->quoteName('featured_down'),
					]
				)
				->from($db->quoteName('#__content_frontpage'))
				->where($db->quoteName('content_id') . ' = :oldId')
				->bind(':oldId', $oldId, ParameterType::INTEGER);

$featured = $db->setQuery($query)->loadObject();

if ($featured)
			{
				$query = $db->getQuery(true)
					->insert($db->quoteName('#__content_frontpage'))
					->values(':newId, 0, :featuredUp, :featuredDown')
					->bind(':newId', $newId, ParameterType::INTEGER)
					->bind(':featuredUp', $featured->featured_up, $featured->featured_up ? ParameterType::STRING : ParameterType::NULL)
					->bind(':featuredDown', $featured->featured_down, $featured->featured_down ? ParameterType::STRING : ParameterType::NULL);

$db->setQuery($query);
					$db->execute();
			}
		}

$this->workflowCleanupBatchMove($oldId, $newId);

$oldItem = $this->getTable();
		$oldItem->load($oldId);
		$fields = FieldsHelper::getFields('com_content.article', $oldItem, true);

$fieldsData = array();

if (!empty($fields))
		{
			$fieldsData['com_fields'] = array();

foreach ($fields as $field)
			{
				$fieldsData['com_fields'][$field->name] = $field->rawvalue;
			}
		}

Factory::getApplication()->triggerEvent('onContentAfterSave', array('com_content.article', &$this->table, false, $fieldsData));
	}

/**
	 * Batch move categories to a new category.
	 *
	 * @param   integer  $value     The new category ID.
	 * @param   array    $pks       An array of row IDs.
	 * @param   array    $contexts  An array of item contexts.
	 *
	 * @return  boolean  True on success.
	 *
	 * @since   3.8.6
	 */
	protected function batchMove($value, $pks, $contexts)
	{
		if (empty($this->batchSet))
		{
			// Set some needed variables.
			$this->user = Factory::getUser();
			$this->table = $this->getTable();
			$this->tableClassName = get_class($this->table);
			$this->contentType = new UCMType;
			$this->type = $this->contentType->getTypeByTable($this->tableClassName);
		}

$categoryId = (int) $value;

if (!$this->checkCategoryId($categoryId))
		{
			return false;
		}

PluginHelper::importPlugin('system');

// Parent exists so we proceed
		foreach ($pks as $pk)
		{
			if (!$this->user->authorise('core.edit', $contexts[$pk]))
			{
				$this->setError(Text::_('JLIB_APPLICATION_ERROR_BATCH_CANNOT_EDIT'));

return false;
			}

// Check that the row actually exists
			if (!$this->table->load($pk))
			{
				if ($error = $this->table->getError())
				{
					// Fatal error
					$this->setError($error);

return false;
				}
				else
				{
					// Not fatal error
					$this->setError(Text::sprintf('JLIB_APPLICATION_ERROR_BATCH_MOVE_ROW_NOT_FOUND', $pk));
					continue;
				}
			}

$fields = FieldsHelper::getFields('com_content.article', $this->table, true);

$fieldsData = array();

if (!empty($fields))
			{
				$fieldsData['com_fields'] = array();

foreach ($fields as $field)
				{
					$fieldsData['com_fields'][$field->name] = $field->rawvalue;
				}
			}

// Set the new category ID
			$this->table->catid = $categoryId;

// We don't want to modify tags - so remove the associated tags helper
			if ($this->table instanceof TaggableTableInterface)
			{
				$this->table->clearTagsHelper();
			}

// Check the row.
			if (!$this->table->check())
			{
				$this->setError($this->table->getError());

return false;
			}

// Store the row.
			if (!$this->table->store())
			{
				$this->setError($this->table->getError());

return false;
			}

// Run event for moved article
			Factory::getApplication()->triggerEvent('onContentAfterSave', array('com_content.article', &$this->table, false, $fieldsData));
		}

// Clean the cache
		$this->cleanCache();

return true;
	}

/**
	 * Method to test whether a record can be deleted.
	 *
	 * @param   object  $record  A record object.
	 *
	 * @return  boolean  True if allowed to delete the record. Defaults to the permission set in the component.
	 *
	 * @since   1.6
	 */
	protected function canDelete($record)
	{
		if (empty($record->id) || ($record->state != -2))
		{
			return false;
		}

return Factory::getUser()->authorise('core.delete', 'com_content.article.' . (int) $record->id);
	}

/**
	 * Method to test whether a record can have its state edited.
	 *
	 * @param   object  $record  A record object.
	 *
	 * @return  boolean  True if allowed to change the state of the record. Defaults to the permission set in the component.
	 *
	 * @since   1.6
	 */
	protected function canEditState($record)
	{
		$user = Factory::getUser();

// Check for existing article.
		if (!empty($record->id))
		{
			return $user->authorise('core.edit.state', 'com_content.article.' . (int) $record->id);
		}

// New article, so check against the category.
		if (!empty($record->catid))
		{
			return $user->authorise('core.edit.state', 'com_content.category.' . (int) $record->catid);
		}

// Default to component settings if neither article nor category known.
		return parent::canEditState($record);
	}

/**
	 * Prepare and sanitise the table data prior to saving.
	 *
	 * @param   \Joomla\CMS\Table\Table  $table  A Table object.
	 *
	 * @return  void
	 *
	 * @since   1.6
	 */
	protected function prepareTable($table)
	{
		// Set the publish date to now
		if ($table->state == Workflow::CONDITION_PUBLISHED && (int) $table->publish_up == 0)
		{
			$table->publish_up = Factory::getDate()->toSql();
		}

if ($table->state == Workflow::CONDITION_PUBLISHED && intval($table->publish_down) == 0)
		{
			$table->publish_down = null;
		}

// Increment the content version number.
		$table->version++;

// Reorder the articles within the category so the new article is first
		if (empty($table->id))
		{
			$table->reorder('catid = ' . (int) $table->catid . ' AND state >= 0');
		}
	}

/**
	 * Method to change the published state of one or more records.
	 *
	 * @param   array    &$pks   A list of the primary keys to change.
	 * @param   integer  $value  The value of the published state.
	 *
	 * @return  boolean  True on success.
	 *
	 * @since   4.0.0
	 */
	public function publish(&$pks, $value = 1)
	{
		$this->workflowBeforeStageChange();

return parent::publish($pks, $value);
	}

/**
	 * Method to get a single record.
	 *
	 * @param   integer  $pk  The id of the primary key.
	 *
	 * @return  mixed  Object on success, false on failure.
	 */
	public function getItem($pk = null)
	{
		if ($item = parent::getItem($pk))
		{
			// Convert the params field to an array.
			$registry = new Registry($item->attribs);
			$item->attribs = $registry->toArray();

// Convert the metadata field to an array.
			$registry = new Registry($item->metadata);
			$item->metadata = $registry->toArray();

// Convert the images field to an array.
			$registry = new Registry($item->images);
			$item->images = $registry->toArray();

// Convert the urls field to an array.
			$registry = new Registry($item->urls);
			$item->urls = $registry->toArray();

$item->articletext = trim($item->fulltext) != '' ? $item->introtext . "<hr id=\"system-readmore\">" . $item->fulltext : $item->introtext;

if (!empty($item->id))
			{
				$item->tags = new TagsHelper;
				$item->tags->getTagIds($item->id, 'com_content.article');

$item->featured_up   = null;
				$item->featured_down = null;

if ($item->featured)
				{
					// Get featured dates.
					$db = $this->getDbo();
					$query = $db->getQuery(true)
						->select(
							[
								$db->quoteName('featured_up'),
								$db->quoteName('featured_down'),
							]
						)
						->from($db->quoteName('#__content_frontpage'))
						->where($db->quoteName('content_id') . ' = :id')
						->bind(':id', $item->id, ParameterType::INTEGER);

$featured = $db->setQuery($query)->loadObject();

if ($featured)
					{
						$item->featured_up   = $featured->featured_up;
						$item->featured_down = $featured->featured_down;
					}
				}
			}
		}

// Load associated content items
		$assoc = Associations::isEnabled();

if ($assoc)
		{
			$item->associations = array();

if ($item->id != null)
			{
				$associations = Associations::getAssociations('com_content', '#__content', 'com_content.item', $item->id);

foreach ($associations as $tag => $association)
				{
					$item->associations[$tag] = $association->id;
				}
			}
		}

return $item;
	}

/**
	 * Method to get the record form.
	 *
	 * @param   array    $data      Data for the form.
	 * @param   boolean  $loadData  True if the form is to load its own data (default case), false if not.
	 *
	 * @return  Form|boolean  A Form object on success, false on failure
	 *
	 * @since   1.6
	 */
	public function getForm($data = array(), $loadData = true)
	{
		$app  = Factory::getApplication();

// Get the form.
		$form = $this->loadForm('com_content.article', 'article', array('control' => 'jform', 'load_data' => $loadData));

if (empty($form))
		{
			return false;
		}

// Object uses for checking edit state permission of article
		$record = new \stdClass;

// Get ID of the article from input, for frontend, we use a_id while backend uses id
		$articleIdFromInput = (int) $app->input->getInt('a_id') ?: $app->input->getInt('id', 0);

// On edit article, we get ID of article from article.id state, but on save, we use data from input
		$id = (int) $this->getState('article.id', $articleIdFromInput);

$record->id = $id;

// For new articles we load the potential state + associations
		if ($id == 0 && $formField = $form->getField('catid'))
		{
			$assignedCatids = $data['catid'] ?? $form->getValue('catid');

$assignedCatids = is_array($assignedCatids)
				? (int) reset($assignedCatids)
				: (int) $assignedCatids;

// Try to get the category from the category field
			if (empty($assignedCatids))
			{
				$assignedCatids = $formField->getAttribute('default', null);

if (!$assignedCatids)
				{
					// Choose the first category available
					$catOptions = $formField->options;

if ($catOptions && !empty($catOptions[0]->value))
					{
						$assignedCatids = (int) $catOptions[0]->value;
					}
				}
			}

// Activate the reload of the form when category is changed
			$form->setFieldAttribute('catid', 'refresh-enabled', true);
			$form->setFieldAttribute('catid', 'refresh-cat-id', $assignedCatids);
			$form->setFieldAttribute('catid', 'refresh-section', 'article');

// Store ID of the category uses for edit state permission check
			$record->catid = $assignedCatids;
		}
		else
		{
			// Get the category which the article is being added to
			if (!empty($data['catid']))
			{
				$catId = (int) $data['catid'];
			}
			else
			{
				$catIds  = $form->getValue('catid');

$catId = is_array($catIds)
					? (int) reset($catIds)
					: (int) $catIds;

if (!$catId)
				{
					$catId = (int) $form->getFieldAttribute('catid', 'default', 0);
				}
			}

$record->catid = $catId;
		}

// Modify the form based on Edit State access controls.
		if (!$this->canEditState($record))
		{
			// Disable fields for display.
			$form->setFieldAttribute('featured', 'disabled', 'true');
			$form->setFieldAttribute('featured_up', 'disabled', 'true');
			$form->setFieldAttribute('featured_down', 'disabled', 'true');
			$form->setFieldAttribute('ordering', 'disabled', 'true');
			$form->setFieldAttribute('publish_up', 'disabled', 'true');
			$form->setFieldAttribute('publish_down', 'disabled', 'true');
			$form->setFieldAttribute('state', 'disabled', 'true');

// Disable fields while saving.
			// The controller has already verified this is an article you can edit.
			$form->setFieldAttribute('featured', 'filter', 'unset');
			$form->setFieldAttribute('featured_up', 'filter', 'unset');
			$form->setFieldAttribute('featured_down', 'filter', 'unset');
			$form->setFieldAttribute('ordering', 'filter', 'unset');
			$form->setFieldAttribute('publish_up', 'filter', 'unset');
			$form->setFieldAttribute('publish_down', 'filter', 'unset');
			$form->setFieldAttribute('state', 'filter', 'unset');
		}

// Don't allow to change the created_by user if not allowed to access com_users.
		if (!Factory::getUser()->authorise('core.manage', 'com_users'))
		{
			$form->setFieldAttribute('created_by', 'filter', 'unset');
		}

return $form;
	}

/**
	 * Method to get the data that should be injected in the form.
	 *
	 * @return  mixed  The data for the form.
	 *
	 * @since   1.6
	 */
	protected function loadFormData()
	{
		// Check the session for previously entered form data.
		$app = Factory::getApplication();
		$data = $app->getUserState('com_content.edit.article.data', array());

if (empty($data))
		{
			$data = $this->getItem();

// Pre-select some filters (Status, Category, Language, Access) in edit form if those have been selected in Article Manager: Articles
			if ($this->getState('article.id') == 0)
			{
				$filters = (array) $app->getUserState('com_content.articles.filter');
				$data->set(
					'state',
					$app->input->getInt(
						'state',
						((isset($filters['published']) && $filters['published'] !== '') ? $filters['published'] : null)
					)
				);
				$data->set('catid', $app->input->getInt('catid', (!empty($filters['category_id']) ? $filters['category_id'] : null)));

if ($app->isClient('administrator'))
				{
					$data->set('language', $app->input->getString('language', (!empty($filters['language']) ? $filters['language'] : null)));
				}

$data->set('access',
					$app->input->getInt('access', (!empty($filters['access']) ? $filters['access'] : $app->get('access')))
				);
			}
		}

// If there are params fieldsets in the form it will fail with a registry object
		if (isset($data->params) && $data->params instanceof Registry)
		{
			$data->params = $data->params->toArray();
		}

$this->preprocessData('com_content.article', $data);

return $data;
	}

/**
	 * Method to validate the form data.
	 *
	 * @param   Form    $form   The form to validate against.
	 * @param   array   $data   The data to validate.
	 * @param   string  $group  The name of the field group to validate.
	 *
	 * @return  array|boolean  Array of filtered data if valid, false otherwise.
	 *
	 * @see     \Joomla\CMS\Form\FormRule
	 * @see     JFilterInput
	 * @since   3.7.0
	 */
	public function validate($form, $data, $group = null)
	{
		if (!Factory::getUser()->authorise('core.admin', 'com_content'))
		{
			if (isset($data['rules']))
			{
				unset($data['rules']);
			}
		}

return parent::validate($form, $data, $group);
	}

/**
	 * Method to save the form data.
	 *
	 * @param   array  $data  The form data.
	 *
	 * @return  boolean  True on success.
	 *
	 * @since   1.6
	 */
	public function save($data)
	{
		$input  = Factory::getApplication()->input;
		$filter = \JFilterInput::getInstance();
		$db     = $this->getDbo();
		$user	= Factory::getUser();

if (isset($data['metadata']) && isset($data['metadata']['author']))
		{
			$data['metadata']['author'] = $filter->clean($data['metadata']['author'], 'TRIM');
		}

if (isset($data['created_by_alias']))
		{
			$data['created_by_alias'] = $filter->clean($data['created_by_alias'], 'TRIM');
		}

if (isset($data['images']) && is_array($data['images']))
		{
			$registry = new Registry($data['images']);

$data['images'] = (string) $registry;
		}

$this->workflowBeforeSave();

// Create new category, if needed.
		$createCategory = true;

if (is_null($data['catid']))
		{
			// When there is no catid passed don't try to create one
			$createCategory = false;
		}

// If category ID is provided, check if it's valid.
		if (is_numeric($data['catid']) && $data['catid'])
		{
			$createCategory = !CategoriesHelper::validateCategoryId($data['catid'], 'com_content');
		}

// Save New Category
		if ($createCategory && $this->canCreateCategory())
		{
			$category = [
				// Remove #new# prefix, if exists.
				'title'     => strpos($data['catid'], '#new#') === 0 ? substr($data['catid'], 5) : $data['catid'],
				'parent_id' => 1,
				'extension' => 'com_content',
				'language'  => $data['language'],
				'published' => 1,
			];

/** @var \Joomla\Component\Categories\Administrator\Model\CategoryModel $categoryModel */
			$categoryModel = Factory::getApplication()->bootComponent('com_categories')
				->getMVCFactory()->createModel('Category', 'Administrator', ['ignore_request' => true]);

// Create new category.
			if (!$categoryModel->save($category))
			{
				$this->setError($categoryModel->getError());

return false;
			}

// Get the Category ID.
			$data['catid'] = $categoryModel->getState('category.id');
		}

if (isset($data['urls']) && is_array($data['urls']))
		{
			$check = $input->post->get('jform', array(), 'array');

foreach ($data['urls'] as $i => $url)
			{
				if ($url != false && ($i == 'urla' || $i == 'urlb' || $i == 'urlc'))
				{
					if (preg_match('~^#[a-zA-Z]{1}[a-zA-Z0-9-_:.]*$~', $check['urls'][$i]) == 1)
					{
						$data['urls'][$i] = $check['urls'][$i];
					}
					else
					{
						$data['urls'][$i] = PunycodeHelper::urlToPunycode($url);
					}
				}
			}

unset($check);

$registry = new Registry($data['urls']);

$data['urls'] = (string) $registry;
		}

// Alter the title for save as copy
		if ($input->get('task') == 'save2copy')
		{
			$origTable = clone $this->getTable();
			$origTable->load($input->getInt('id'));

if ($data['title'] == $origTable->title)
			{
				list($title, $alias) = $this->generateNewTitle($data['catid'], $data['alias'], $data['title']);
				$data['title'] = $title;
				$data['alias'] = $alias;
			}
			else
			{
				if ($data['alias'] == $origTable->alias)
				{
					$data['alias'] = '';
				}
			}
		}

// Automatic handling of alias for empty fields
		if (in_array($input->get('task'), array('apply', 'save', 'save2new')) && (!isset($data['id']) || (int) $data['id'] == 0))
		{
			if ($data['alias'] == null)
			{
				if (Factory::getApplication()->get('unicodeslugs') == 1)
				{
					$data['alias'] = \JFilterOutput::stringUrlUnicodeSlug($data['title']);
				}
				else
				{
					$data['alias'] = \JFilterOutput::stringURLSafe($data['title']);
				}

$table = Table::getInstance('Content', 'JTable');

if ($table->load(array('alias' => $data['alias'], 'catid' => $data['catid'])))
				{
					$msg = Text::_('COM_CONTENT_SAVE_WARNING');
				}

list($title, $alias) = $this->generateNewTitle($data['catid'], $data['alias'], $data['title']);
				$data['alias'] = $alias;

if (isset($msg))
				{
					Factory::getApplication()->enqueueMessage($msg, 'warning');
				}
			}
		}

if (parent::save($data))
		{
			// Check if featured is set and if not managed by workflow
			if (isset($data['featured']) && !$this->bootComponent('com_content')->isFunctionalityUsed('core.featured', 'com_content.article'))
			{
				if (!$this->featured(
					$this->getState($this->getName() . '.id'),
					$data['featured'],
					$data['featured_up'] ?? null,
					$data['featured_down'] ?? null
				))
				{
					return false;
				}
			}

$this->workflowAfterSave($data);

return true;
		}

return false;
	}

/**
	 * Method to toggle the featured setting of articles.
	 *
	 * @param   array        $pks           The ids of the items to toggle.
	 * @param   integer      $value         The value to toggle to.
	 * @param   string|Date  $featuredUp    The date which item featured up.
	 * @param   string|Date  $featuredDown  The date which item featured down.
	 *
	 * @return  boolean  True on success.
	 */
	public function featured($pks, $value = 0, $featuredUp = null, $featuredDown = null)
	{
		// Sanitize the ids.
		$pks     = (array) $pks;
		$pks     = ArrayHelper::toInteger($pks);
		$value   = (int) $value;
		$context = $this->option . '.' . $this->name;

$this->workflowBeforeStageChange();

// Include the plugins for the change of state event.
		PluginHelper::importPlugin($this->events_map['featured']);

// Convert empty strings to null for the query.
		if ($featuredUp === '')
		{
			$featuredUp = null;
		}

if ($featuredDown === '')
		{
			$featuredDown = null;
		}

if (empty($pks))
		{
			$this->setError(Text::_('COM_CONTENT_NO_ITEM_SELECTED'));

return false;
		}

$table = $this->getTable('Featured', 'Administrator');

// Trigger the before change state event.
		$eventResult = Factory::getApplication()->getDispatcher()->dispatch(
			$this->event_before_change_featured,
			AbstractEvent::create(
				$this->event_before_change_featured,
				[
					'eventClass' => 'Joomla\Component\Content\Administrator\Event\Model\FeatureEvent',
					'subject'    => $this,
					'extension'  => $context,
					'pks'        => $pks,
					'value'      => $value,
				]
			)
		);

if ($eventResult->getArgument('abort', false))
		{
			$this->setError(Text::_($eventResult->getArgument('abortReason')));

return false;
		}

try
		{
			$db = $this->getDbo();
			$query = $db->getQuery(true)
				->update($db->quoteName('#__content'))
				->set($db->quoteName('featured') . ' = :featured')
				->whereIn($db->quoteName('id'), $pks)
				->bind(':featured', $value, ParameterType::INTEGER);
			$db->setQuery($query);
			$db->execute();

if ($value === 0)
			{
				// Adjust the mapping table.
				// Clear the existing features settings.
				$query = $db->getQuery(true)
					->delete($db->quoteName('#__content_frontpage'))
					->whereIn($db->quoteName('content_id'), $pks);
				$db->setQuery($query);
				$db->execute();
			}
			else
			{
				// First, we find out which of our new featured articles are already featured.
				$query = $db->getQuery(true)
					->select($db->quoteName('content_id'))
					->from($db->quoteName('#__content_frontpage'))
					->whereIn($db->quoteName('content_id'), $pks);
				$db->setQuery($query);

$oldFeatured = $db->loadColumn();

// Update old featured articles
				if (count($oldFeatured))
				{
					$query = $db->getQuery(true)
						->update($db->quoteName('#__content_frontpage'))
						->set(
							[
								$db->quoteName('featured_up') . ' = :featuredUp',
								$db->quoteName('featured_down') . ' = :featuredDown',
							]
						)
						->whereIn($db->quoteName('content_id'), $oldFeatured)
						->bind(':featuredUp', $featuredUp, $featuredUp ? ParameterType::STRING : ParameterType::NULL)
						->bind(':featuredDown', $featuredDown, $featuredDown ? ParameterType::STRING : ParameterType::NULL);
					$db->setQuery($query);
					$db->execute();
				}

// We diff the arrays to get a list of the articles that are newly featured
				$newFeatured = array_diff($pks, $oldFeatured);

// Featuring.
				if ($newFeatured)
				{
					$query = $db->getQuery(true)
						->insert($db->quoteName('#__content_frontpage'))
						->columns(
							[
								$db->quoteName('content_id'),
								$db->quoteName('ordering'),
								$db->quoteName('featured_up'),
								$db->quoteName('featured_down'),
							]
						);

$dataTypes = [
						ParameterType::INTEGER,
						ParameterType::INTEGER,
						$featuredUp ? ParameterType::STRING : ParameterType::NULL,
						$featuredDown ? ParameterType::STRING : ParameterType::NULL,
					];

foreach ($newFeatured as $pk)
					{
						$query->values(implode(',', $query->bindArray([$pk, 0, $featuredUp, $featuredDown], $dataTypes)));
					}

$db->setQuery($query);
					$db->execute();
				}
			}
		}
		catch (\Exception $e)
		{
			$this->setError($e->getMessage());

return false;
		}

$table->reorder();

// Trigger the change state event.
		Factory::getApplication()->getDispatcher()->dispatch(
			$this->event_after_change_featured,
			AbstractEvent::create(
				$this->event_after_change_featured,
				[
					'eventClass' => 'Joomla\Component\Content\Administrator\Event\Model\FeatureEvent',
					'subject'    => $this,
					'extension'  => $context,
					'pks'        => $pks,
					'value'      => $value,
				]
			)
		);

$this->cleanCache();

return true;
	}

/**
	 * A protected method to get a set of ordering conditions.
	 *
	 * @param   object  $table  A record object.
	 *
	 * @return  array  An array of conditions to add to ordering queries.
	 *
	 * @since   1.6
	 */
	protected function getReorderConditions($table)
	{
		return [
			$this->_db->quoteName('catid') . ' = ' . (int) $table->catid,
		];
	}

/**
	 * Allows preprocessing of the Form object.
	 *
	 * @param   Form    $form   The form object
	 * @param   array   $data   The data to be merged into the form object
	 * @param   string  $group  The plugin group to be executed
	 *
	 * @return  void
	 *
	 * @since   3.0
	 */
	protected function preprocessForm(Form $form, $data, $group = 'content')
	{
		if ($this->canCreateCategory())
		{
			$form->setFieldAttribute('catid', 'allowAdd', 'true');

// Add a prefix for categories created on the fly.
			$form->setFieldAttribute('catid', 'customPrefix', '#new#');
		}

// Association content items
		if (Associations::isEnabled())
		{
			$languages = LanguageHelper::getContentLanguages(false, false, null, 'ordering', 'asc');

if (count($languages) > 1)
			{
				$addform = new \SimpleXMLElement('<form />');
				$fields = $addform->addChild('fields');
				$fields->addAttribute('name', 'associations');
				$fieldset = $fields->addChild('fieldset');
				$fieldset->addAttribute('name', 'item_associations');

foreach ($languages as $language)
				{
					$field = $fieldset->addChild('field');
					$field->addAttribute('name', $language->lang_code);
					$field->addAttribute('type', 'modal_article');
					$field->addAttribute('language', $language->lang_code);
					$field->addAttribute('label', $language->title);
					$field->addAttribute('translate_label', 'false');
					$field->addAttribute('select', 'true');
					$field->addAttribute('new', 'true');
					$field->addAttribute('edit', 'true');
					$field->addAttribute('clear', 'true');
					$field->addAttribute('propagate', 'true');
				}

$form->load($addform, false);
			}
		}

$this->workflowPreprocessForm($form, $data);

parent::preprocessForm($form, $data, $group);
	}

/**
	 * Custom clean the cache of com_content and content modules
	 *
	 * @param   string   $group     The cache group
	 * @param   integer  $clientId  @deprecated   5.0   No longer used.
	 *
	 * @return  void
	 *
	 * @since   1.6
	 */
	protected function cleanCache($group = null, $clientId = 0)
	{
		parent::cleanCache('com_content');
		parent::cleanCache('mod_articles_archive');
		parent::cleanCache('mod_articles_categories');
		parent::cleanCache('mod_articles_category');
		parent::cleanCache('mod_articles_latest');
		parent::cleanCache('mod_articles_news');
		parent::cleanCache('mod_articles_popular');
	}

/**
	 * Void hit function for pagebreak when editing content from frontend
	 *
	 * @return  void
	 *
	 * @since   3.6.0
	 */
	public function hit()
	{
	}

/**
	 * Is the user allowed to create an on the fly category?
	 *
	 * @return  boolean
	 *
	 * @since   3.6.1
	 */
	private function canCreateCategory()
	{
		return Factory::getUser()->authorise('core.create', 'com_content');
	}

/**
	 * Delete #__content_frontpage items if the deleted articles was featured
	 *
	 * @param   object  $pks  The primary key related to the contents that was deleted.
	 *
	 * @return  boolean
	 *
	 * @since   3.7.0
	 */
	public function delete(&$pks)
	{
		$return = parent::delete($pks);

if ($return)
		{
			// Now check to see if this articles was featured if so delete it from the #__content_frontpage table
			$db = $this->getDbo();
			$query = $db->getQuery(true)
				->delete($db->quoteName('#__content_frontpage'))
				->whereIn($db->quoteName('content_id'), $pks);
			$db->setQuery($query);
			$db->execute();

$this->workflow->deleteAssociation($pks);
		}

return $return;
	}
}