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<?php
namespace Courseware;
/**
* Courseware's bookmarks.
*
* @author Marcus Eibrink-Lunzenauer <lunzenauer@elan-ev.de>
* @author Till Glöggler <gloeggler@elan-ev.de>
* @author Ron Lucke <lucke@elan-ev.de>
* @license GPL2 or any later version
*
* @since Stud.IP 5.0
*
* @property array $id computed column read/write
* @property string $user_id database column
* @property int $element_id database column
* @property int $mkdate database column
* @property int $chdate database column
* @property \User $user belongs_to User
* @property \Courseware\StructuralElement $element belongs_to Courseware\StructuralElement
*/
class Bookmark extends \SimpleORMap implements \PrivacyObject
{
protected static function configure($config = [])
{
$config['db_table'] = 'cw_bookmarks';
$config['belongs_to']['user'] = [
'class_name' => \User::class,
'foreign_key' => 'user_id',
];
$config['belongs_to']['element'] = [
'class_name' => StructuralElement::class,
'foreign_key' => 'element_id',
];
parent::configure($config);
}
/**
* Returns the range object this bookmark belongs to.
*
* @return \Range the range object of this object
*/
public function getRange(): \Range
{
$rangeType = $this->element['range_type'];
return $this->element->$rangeType;
}
/**
* Returns all bookmarks of a user.
*
* @param \User $user the user for whom to search for bookmarks
*
* @return Bookmark[] the list of bookmarks
*/
public static function findUsersBookmarks($user): array
{
return self::findBySQL('user_id = ? ORDER BY chdate', [$user->id]);
}
/**
* Export available data of a given user into a storage object
* (an instance of the StoredUserData class) for that user.
*
* @param StoredUserData $storage object to store data into
*/
public static function exportUserData(\StoredUserData $storage)
{
$bookmarks = \DBManager::get()->fetchAll(
'SELECT * FROM cw_bookmarks WHERE user_id = ?',
[$storage->user_id]
);
if ($bookmarks) {
$storage->addTabularData(_('Courseware Lesezeichen'), 'cw_bookmarks', $bookmarks);
}
}
}
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