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<?php
/**
* Joomla! Content Management System
*
* @copyright (C) 2005 Open Source Matters, Inc. <https://www.joomla.org>
* @license GNU General Public License version 2 or later; see LICENSE.txt
*/
namespace Joomla\CMS\Table;
\defined('JPATH_PLATFORM') or die;
use Joomla\CMS\Access\Rules;
use Joomla\CMS\Application\ApplicationHelper;
use Joomla\CMS\Factory;
use Joomla\CMS\Language\Text;
use Joomla\CMS\Tag\TaggableTableInterface;
use Joomla\CMS\Tag\TaggableTableTrait;
use Joomla\CMS\Versioning\VersionableTableInterface;
use Joomla\Database\DatabaseDriver;
use Joomla\Database\ParameterType;
use Joomla\Registry\Registry;
use Joomla\String\StringHelper;
/**
* Content table
*
* @since 1.5
*/
class Content extends Table implements VersionableTableInterface, TaggableTableInterface
{
use TaggableTableTrait;
/**
* Indicates that columns fully support the NULL value in the database
*
* @var boolean
* @since 4.0.0
*/
protected $_supportNullValue = true;
/**
* Constructor
*
* @param DatabaseDriver $db A database connector object
*
* @since 1.5
*/
public function __construct(DatabaseDriver $db)
{
$this->typeAlias = 'com_content.article';
parent::__construct('#__content', 'id', $db);
// Set the alias since the column is called state
$this->setColumnAlias('published', 'state');
}
/**
* Method to compute the default name of the asset.
* The default name is in the form table_name.id
* where id is the value of the primary key of the table.
*
* @return string
*
* @since 1.6
*/
protected function _getAssetName()
{
$k = $this->_tbl_key;
return 'com_content.article.' . (int) $this->$k;
}
/**
* Method to return the title to use for the asset table.
*
* @return string
*
* @since 1.6
*/
protected function _getAssetTitle()
{
return $this->title;
}
/**
* Method to get the parent asset id for the record
*
* @param Table $table A Table object (optional) for the asset parent
* @param integer $id The id (optional) of the content.
*
* @return integer
*
* @since 1.6
*/
protected function _getAssetParentId(Table $table = null, $id = null)
{
$assetId = null;
// This is an article under a category.
if ($this->catid)
{
$catId = (int) $this->catid;
// Build the query to get the asset id for the parent category.
$query = $this->_db->getQuery(true)
->select($this->_db->quoteName('asset_id'))
->from($this->_db->quoteName('#__categories'))
->where($this->_db->quoteName('id') . ' = :catid')
->bind(':catid', $catId, ParameterType::INTEGER);
// Get the asset id from the database.
$this->_db->setQuery($query);
if ($result = $this->_db->loadResult())
{
$assetId = (int) $result;
}
}
// Return the asset id.
if ($assetId)
{
return $assetId;
}
else
{
return parent::_getAssetParentId($table, $id);
}
}
/**
* Overloaded bind function
*
* @param array $array Named array
* @param mixed $ignore An optional array or space separated list of properties
* to ignore while binding.
*
* @return mixed Null if operation was satisfactory, otherwise returns an error string
*
* @see Table::bind()
* @since 1.6
*/
public function bind($array, $ignore = '')
{
// Search for the {readmore} tag and split the text up accordingly.
if (isset($array['articletext']))
{
$pattern = '#<hr\s+id=("|\')system-readmore("|\')\s*\/*>#i';
$tagPos = preg_match($pattern, $array['articletext']);
if ($tagPos == 0)
{
$this->introtext = $array['articletext'];
$this->fulltext = '';
}
else
{
list ($this->introtext, $this->fulltext) = preg_split($pattern, $array['articletext'], 2);
}
}
if (isset($array['attribs']) && \is_array($array['attribs']))
{
$registry = new Registry($array['attribs']);
$array['attribs'] = (string) $registry;
}
if (isset($array['metadata']) && \is_array($array['metadata']))
{
$registry = new Registry($array['metadata']);
$array['metadata'] = (string) $registry;
}
// Bind the rules.
if (isset($array['rules']) && \is_array($array['rules']))
{
$rules = new Rules($array['rules']);
$this->setRules($rules);
}
return parent::bind($array, $ignore);
}
/**
* Overloaded check function
*
* @return boolean True on success, false on failure
*
* @see Table::check()
* @since 1.5
*/
public function check()
{
try
{
parent::check();
}
catch (\Exception $e)
{
$this->setError($e->getMessage());
return false;
}
if (trim($this->title) == '')
{
$this->setError(Text::_('COM_CONTENT_WARNING_PROVIDE_VALID_NAME'));
return false;
}
if (trim($this->alias) == '')
{
$this->alias = $this->title;
}
$this->alias = ApplicationHelper::stringURLSafe($this->alias, $this->language);
if (trim(str_replace('-', '', $this->alias)) == '')
{
$this->alias = Factory::getDate()->format('Y-m-d-H-i-s');
}
// Check for a valid category.
if (!$this->catid = (int) $this->catid)
{
$this->setError(Text::_('JLIB_DATABASE_ERROR_CATEGORY_REQUIRED'));
return false;
}
if (trim(str_replace(' ', '', $this->fulltext)) == '')
{
$this->fulltext = '';
}
/**
* Ensure any new items have compulsory fields set. This is needed for things like
* frontend editing where we don't show all the fields or using some kind of API
*/
if (!$this->id)
{
// Images can be an empty json string
if (!isset($this->images))
{
$this->images = '{}';
}
// URLs can be an empty json string
if (!isset($this->urls))
{
$this->urls = '{}';
}
// Attributes (article params) can be an empty json string
if (!isset($this->attribs))
{
$this->attribs = '{}';
}
// Metadata can be an empty json string
if (!isset($this->metadata))
{
$this->metadata = '{}';
}
// Hits must be zero on a new item
$this->hits = 0;
}
// Set publish_up to null if not set
if (!$this->publish_up)
{
$this->publish_up = null;
}
// Set publish_down to null if not set
if (!$this->publish_down)
{
$this->publish_down = null;
}
// Check the publish down date is not earlier than publish up.
if (!is_null($this->publish_up) && !is_null($this->publish_down) && $this->publish_down < $this->publish_up)
{
// Swap the dates.
$temp = $this->publish_up;
$this->publish_up = $this->publish_down;
$this->publish_down = $temp;
}
// Clean up keywords -- eliminate extra spaces between phrases
// and cr (\r) and lf (\n) characters from string
if (!empty($this->metakey))
{
// Only process if not empty
// Array of characters to remove
$badCharacters = ["\n", "\r", "\"", '<', '>'];
// Remove bad characters
$afterClean = StringHelper::str_ireplace($badCharacters, '', $this->metakey);
// Create array using commas as delimiter
$keys = explode(',', $afterClean);
$cleanKeys = [];
foreach ($keys as $key)
{
if (trim($key))
{
// Ignore blank keywords
$cleanKeys[] = trim($key);
}
}
// Put array back together delimited by ", "
$this->metakey = implode(', ', $cleanKeys);
}
else
{
$this->metakey = '';
}
if ($this->metadesc === null)
{
$this->metadesc = '';
}
return true;
}
/**
* Overrides Table::store to set modified data and user id.
*
* @param boolean $updateNulls True to update fields even if they are null.
*
* @return boolean True on success.
*
* @since 1.6
*/
public function store($updateNulls = true)
{
$date = Factory::getDate()->toSql();
$user = Factory::getUser();
// Set created date if not set.
if (!(int) $this->created)
{
$this->created = $date;
}
if ($this->id)
{
// Existing item
$this->modified_by = $user->get('id');
$this->modified = $date;
}
else
{
// Field created_by can be set by the user, so we don't touch it if it's set.
if (empty($this->created_by))
{
$this->created_by = $user->get('id');
}
// Set modified to created date if not set
if (!(int) $this->modified)
{
$this->modified = $this->created;
}
// Set modified_by to created_by user if not set
if (empty($this->modified_by))
{
$this->modified_by = $this->created_by;
}
}
// Verify that the alias is unique
$table = Table::getInstance('Content', 'JTable', array('dbo' => $this->getDbo()));
if ($table->load(array('alias' => $this->alias, 'catid' => $this->catid)) && ($table->id != $this->id || $this->id == 0))
{
$this->setError(Text::_('JLIB_DATABASE_ERROR_ARTICLE_UNIQUE_ALIAS'));
return false;
}
return parent::store($updateNulls);
}
/**
* Get the type alias for UCM features
*
* @return string The alias as described above
*
* @since 4.0.0
*/
public function getTypeAlias()
{
return $this->typeAlias;
}
}