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<?php
/**
* @package Joomla.Administrator
* @subpackage com_content
*
* @copyright Copyright (C) 2005 - 2020 Open Source Matters, Inc. All rights reserved.
* @license GNU General Public License version 2 or later; see LICENSE.txt
*/
defined('_JEXEC') or die;
use Joomla\Utilities\ArrayHelper;
/**
* Methods supporting a list of article records.
*
* @since 1.6
*/
class ContentModelArticles extends JModelList
{
/**
* Constructor.
*
* @param array $config An optional associative array of configuration settings.
*
* @since 1.6
* @see JControllerLegacy
*/
public function __construct($config = array())
{
if (empty($config['filter_fields']))
{
$config['filter_fields'] = array(
'id', 'a.id',
'title', 'a.title',
'alias', 'a.alias',
'checked_out', 'a.checked_out',
'checked_out_time', 'a.checked_out_time',
'catid', 'a.catid', 'category_title',
'state', 'a.state',
'access', 'a.access', 'access_level',
'created', 'a.created',
'modified', 'a.modified',
'created_by', 'a.created_by',
'created_by_alias', 'a.created_by_alias',
'ordering', 'a.ordering',
'featured', 'a.featured',
'language', 'a.language',
'hits', 'a.hits',
'publish_up', 'a.publish_up',
'publish_down', 'a.publish_down',
'published', 'a.published',
'author_id',
'category_id',
'level',
'tag',
'rating_count', 'rating',
);
if (JLanguageAssociations::isEnabled())
{
$config['filter_fields'][] = 'association';
}
}
parent::__construct($config);
}
/**
* 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.id', $direction = 'desc')
{
$app = JFactory::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 . '.filter.search', 'filter_search');
$this->setState('filter.search', $search);
$published = $this->getUserStateFromRequest($this->context . '.filter.published', 'filter_published', '');
$this->setState('filter.published', $published);
$level = $this->getUserStateFromRequest($this->context . '.filter.level', 'filter_level');
$this->setState('filter.level', $level);
$language = $this->getUserStateFromRequest($this->context . '.filter.language', 'filter_language', '');
$this->setState('filter.language', $language);
$formSubmited = $app->input->post->get('form_submited');
$access = $this->getUserStateFromRequest($this->context . '.filter.access', 'filter_access');
$authorId = $this->getUserStateFromRequest($this->context . '.filter.author_id', 'filter_author_id');
$categoryId = $this->getUserStateFromRequest($this->context . '.filter.category_id', 'filter_category_id');
$tag = $this->getUserStateFromRequest($this->context . '.filter.tag', 'filter_tag', '');
if ($formSubmited)
{
$access = $app->input->post->get('access');
$this->setState('filter.access', $access);
$authorId = $app->input->post->get('author_id');
$this->setState('filter.author_id', $authorId);
$categoryId = $app->input->post->get('category_id');
$this->setState('filter.category_id', $categoryId);
$tag = $app->input->post->get('tag');
$this->setState('filter.tag', $tag);
}
// List state information.
parent::populateState($ordering, $direction);
// Force a language
if (!empty($forcedLanguage))
{
$this->setState('filter.language', $forcedLanguage);
$this->setState('filter.forcedLanguage', $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.search');
$id .= ':' . serialize($this->getState('filter.access'));
$id .= ':' . $this->getState('filter.published');
$id .= ':' . serialize($this->getState('filter.category_id'));
$id .= ':' . serialize($this->getState('filter.author_id'));
$id .= ':' . $this->getState('filter.language');
$id .= ':' . serialize($this->getState('filter.tag'));
return parent::getStoreId($id);
}
/**
* Build an SQL query to load the list data.
*
* @return JDatabaseQuery
*
* @since 1.6
*/
protected function getListQuery()
{
// Create a new query object.
$db = $this->getDbo();
$query = $db->getQuery(true);
$user = JFactory::getUser();
// Select the required fields from the table.
$query->select(
$this->getState(
'list.select',
'a.id, a.title, a.alias, a.checked_out, a.checked_out_time, a.catid' .
', a.state, a.access, a.created, a.created_by, a.created_by_alias, a.modified, a.ordering, a.featured, a.language, a.hits' .
', a.publish_up, a.publish_down, a.note'
)
);
$query->from('#__content AS a');
// Join over the language
$query->select('l.title AS language_title, l.image AS language_image')
->join('LEFT', $db->quoteName('#__languages') . ' AS l ON l.lang_code = a.language');
// Join over the users for the checked out user.
$query->select('uc.name AS editor')
->join('LEFT', '#__users AS uc ON uc.id=a.checked_out');
// Join over the asset groups.
$query->select('ag.title AS access_level')
->join('LEFT', '#__viewlevels AS ag ON ag.id = a.access');
// Join over the categories.
$query->select('c.title AS category_title, c.created_user_id AS category_uid, c.level AS category_level')
->join('LEFT', '#__categories AS c ON c.id = a.catid');
// Join over the parent categories.
$query->select('parent.title AS parent_category_title, parent.id AS parent_category_id,
parent.created_user_id AS parent_category_uid, parent.level AS parent_category_level')
->join('LEFT', '#__categories AS parent ON parent.id = c.parent_id');
// Join over the users for the author.
$query->select('ua.name AS author_name')
->join('LEFT', '#__users AS ua ON ua.id = a.created_by');
// Join on voting table
if (JPluginHelper::isEnabled('content', 'vote'))
{
$query->select('COALESCE(NULLIF(ROUND(v.rating_sum / v.rating_count, 0), 0), 0) AS rating,
COALESCE(NULLIF(v.rating_count, 0), 0) as rating_count')
->join('LEFT', '#__content_rating AS v ON a.id = v.content_id');
}
// Join over the associations.
if (JLanguageAssociations::isEnabled())
{
$subQuery = $db->getQuery(true)
->select('COUNT(' . $db->quoteName('asso1.id') . ') > 1')
->from($db->quoteName('#__associations', 'asso1'))
->join('INNER', $db->quoteName('#__associations', 'asso2') . ' ON ' . $db->quoteName('asso1.key') . ' = ' . $db->quoteName('asso2.key'))
->where(
array(
$db->quoteName('asso1.id') . ' = ' . $db->quoteName('a.id'),
$db->quoteName('asso1.context') . ' = ' . $db->quote('com_content.item'),
)
);
$query->select('(' . $subQuery . ') AS ' . $db->quoteName('association'));
}
// Filter by access level.
$access = $this->getState('filter.access');
if (is_numeric($access))
{
$query->where('a.access = ' . (int) $access);
}
elseif (is_array($access))
{
$access = ArrayHelper::toInteger($access);
$access = implode(',', $access);
$query->where('a.access IN (' . $access . ')');
}
// Filter by access level on categories.
if (!$user->authorise('core.admin'))
{
$groups = implode(',', $user->getAuthorisedViewLevels());
$query->where('a.access IN (' . $groups . ')');
$query->where('c.access IN (' . $groups . ')');
}
// Filter by published state
$published = $this->getState('filter.published');
if (is_numeric($published))
{
$query->where('a.state = ' . (int) $published);
}
elseif ($published === '')
{
$query->where('(a.state = 0 OR a.state = 1)');
}
// Filter by categories and by level
$categoryId = $this->getState('filter.category_id', array());
$level = $this->getState('filter.level');
if (!is_array($categoryId))
{
$categoryId = $categoryId ? array($categoryId) : array();
}
// Case: Using both categories filter and by level filter
if (count($categoryId))
{
$categoryId = ArrayHelper::toInteger($categoryId);
$categoryTable = JTable::getInstance('Category', 'JTable');
$subCatItemsWhere = array();
foreach ($categoryId as $filter_catid)
{
$categoryTable->load($filter_catid);
$subCatItemsWhere[] = '(' .
($level ? 'c.level <= ' . ((int) $level + (int) $categoryTable->level - 1) . ' AND ' : '') .
'c.lft >= ' . (int) $categoryTable->lft . ' AND ' .
'c.rgt <= ' . (int) $categoryTable->rgt . ')';
}
$query->where('(' . implode(' OR ', $subCatItemsWhere) . ')');
}
// Case: Using only the by level filter
elseif ($level)
{
$query->where('c.level <= ' . (int) $level);
}
// Filter by author
$authorId = $this->getState('filter.author_id');
if (is_numeric($authorId))
{
$type = $this->getState('filter.author_id.include', true) ? '= ' : '<>';
$query->where('a.created_by ' . $type . (int) $authorId);
}
elseif (is_array($authorId))
{
$authorId = ArrayHelper::toInteger($authorId);
$authorId = implode(',', $authorId);
$query->where('a.created_by IN (' . $authorId . ')');
}
// Filter by search in title.
$search = $this->getState('filter.search');
if (!empty($search))
{
if (stripos($search, 'id:') === 0)
{
$query->where('a.id = ' . (int) substr($search, 3));
}
elseif (stripos($search, 'author:') === 0)
{
$search = $db->quote('%' . $db->escape(substr($search, 7), true) . '%');
$query->where('(ua.name LIKE ' . $search . ' OR ua.username LIKE ' . $search . ')');
}
elseif (stripos($search, 'content:') === 0)
{
$search = $db->quote('%' . $db->escape(substr($search, 8), true) . '%');
$query->where('(a.introtext LIKE ' . $search . ' OR a.fulltext LIKE ' . $search . ')');
}
else
{
$search = $db->quote('%' . str_replace(' ', '%', $db->escape(trim($search), true) . '%'));
$query->where('(a.title LIKE ' . $search . ' OR a.alias LIKE ' . $search . ' OR a.note LIKE ' . $search . ')');
}
}
// Filter on the language.
if ($language = $this->getState('filter.language'))
{
$query->where('a.language = ' . $db->quote($language));
}
$tag = $this->getState('filter.tag');
// Run simplified query when filtering by one tag.
if (\is_array($tag) && \count($tag) === 1)
{
$tag = $tag[0];
}
if ($tag && \is_array($tag))
{
$tag = ArrayHelper::toInteger($tag);
$subQuery = $db->getQuery(true)
->select('DISTINCT ' . $db->quoteName('content_item_id'))
->from($db->quoteName('#__contentitem_tag_map'))
->where(
array(
$db->quoteName('tag_id') . ' IN (' . implode(',', $tag) . ')',
$db->quoteName('type_alias') . ' = ' . $db->quote('com_content.article'),
)
);
$query->join(
'INNER',
'(' . $subQuery . ') AS ' . $db->quoteName('tagmap')
. ' ON ' . $db->quoteName('tagmap.content_item_id') . ' = ' . $db->quoteName('a.id')
);
}
elseif ($tag = (int) $tag)
{
$query->join(
'INNER',
$db->quoteName('#__contentitem_tag_map', 'tagmap')
. ' ON ' . $db->quoteName('tagmap.content_item_id') . ' = ' . $db->quoteName('a.id')
)
->where(
array(
$db->quoteName('tagmap.tag_id') . ' = ' . $tag,
$db->quoteName('tagmap.type_alias') . ' = ' . $db->quote('com_content.article'),
)
);
}
// Add the list ordering clause.
$orderCol = $this->state->get('list.ordering', 'a.id');
$orderDirn = $this->state->get('list.direction', 'DESC');
if ($orderCol == 'a.ordering' || $orderCol == 'category_title')
{
$orderCol = $db->quoteName('c.title') . ' ' . $orderDirn . ', ' . $db->quoteName('a.ordering');
}
$query->order($db->escape($orderCol) . ' ' . $db->escape($orderDirn));
return $query;
}
/**
* Build a list of authors
*
* @return stdClass
*
* @since 1.6
*
* @deprecated 4.0 To be removed with Hathor
*/
public function getAuthors()
{
// Create a new query object.
$db = $this->getDbo();
$query = $db->getQuery(true);
// Construct the query
$query->select('u.id AS value, u.name AS text')
->from('#__users AS u')
->join('INNER', '#__content AS c ON c.created_by = u.id')
->group('u.id, u.name')
->order('u.name');
// Setup the query
$db->setQuery($query);
// Return the result
return $db->loadObjectList();
}
}