nextcloud/lib/private/search.php

96 lines
2.5 KiB
PHP
Raw Normal View History

<?php
/**
* ownCloud
*
* @author Frank Karlitschek
2012-05-26 21:14:24 +04:00
* @copyright 2012 Frank Karlitschek frank@owncloud.org
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU AFFERO GENERAL PUBLIC LICENSE
* License as published by the Free Software Foundation; either
* version 3 of the License, or any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU AFFERO GENERAL PUBLIC LICENSE for more details.
*
* You should have received a copy of the GNU Affero General Public
* License along with this library. If not, see <http://www.gnu.org/licenses/>.
*
*/
namespace OC;
2014-06-05 21:35:24 +04:00
use OC\Search\Provider;
/**
* Provide an interface to all search providers
*/
2013-08-26 16:12:06 +04:00
class Search {
static private $providers=array();
static private $registeredProviders=array();
2012-08-29 10:38:33 +04:00
/**
* Search all providers for $query
2014-06-05 21:35:24 +04:00
* @param string $query
* @return array An array of OC\Search\Result's
*/
2012-09-07 17:22:01 +04:00
public static function search($query) {
self::initProviders();
$results=array();
2012-09-07 17:22:01 +04:00
foreach(self::$providers as $provider) {
2014-06-05 21:35:24 +04:00
/** @var $provider Provider */
$results=array_merge($results, $provider->search($query));
}
return $results;
}
2013-02-22 20:21:57 +04:00
/**
* Remove all registered search providers
*/
public static function clearProviders() {
self::$providers=array();
self::$registeredProviders=array();
}
/**
* Remove one existing search provider
* @param string $provider class name of a OC\Search\Provider
*/
public static function removeProvider($provider) {
self::$registeredProviders = array_filter(
2013-08-26 16:12:06 +04:00
self::$registeredProviders,
function ($element) use ($provider) {
return ($element['class'] != $provider);
}
);
// force regeneration of providers on next search
self::$providers=array();
}
/**
* Register a new search provider to search with
2014-06-05 21:35:24 +04:00
* @param string $class class name of a OC\Search\Provider
* @param array $options optional
*/
public static function registerProvider($class, $options=array()) {
self::$registeredProviders[]=array('class'=>$class, 'options'=>$options);
}
2012-08-29 10:38:33 +04:00
/**
* Create instances of all the registered search providers
*/
2012-09-07 17:22:01 +04:00
private static function initProviders() {
if(count(self::$providers)>0) {
return;
}
2012-09-07 17:22:01 +04:00
foreach(self::$registeredProviders as $provider) {
$class=$provider['class'];
$options=$provider['options'];
self::$providers[]=new $class($options);
}
}
2013-08-26 16:12:06 +04:00
}