2011-04-24 18:09:07 +04:00
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<?php
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/**
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* ownCloud
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*
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* @author Frank Karlitschek
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2012-05-26 21:14:24 +04:00
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* @copyright 2012 Frank Karlitschek frank@owncloud.org
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2011-04-24 18:09:07 +04:00
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU AFFERO GENERAL PUBLIC LICENSE
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* License as published by the Free Software Foundation; either
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* version 3 of the License, or any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU AFFERO GENERAL PUBLIC LICENSE for more details.
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*
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* You should have received a copy of the GNU Affero General Public
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* License along with this library. If not, see <http://www.gnu.org/licenses/>.
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*
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*/
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2013-08-23 07:04:06 +04:00
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namespace OC;
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2011-04-24 18:09:07 +04:00
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/**
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2013-08-23 07:04:06 +04:00
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* Provide an interface to all search providers
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2011-04-24 18:09:07 +04:00
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*/
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2013-08-23 07:04:06 +04:00
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class Search{
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2011-04-24 18:09:07 +04:00
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static private $providers=array();
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2012-04-14 13:29:44 +04:00
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static private $registeredProviders=array();
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2012-08-29 10:38:33 +04:00
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2012-04-14 13:29:44 +04:00
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/**
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2013-08-23 07:04:06 +04:00
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* Search all providers for $query
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* @param string query
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* @return array An array of OC\Search\Result's
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2011-04-24 18:09:07 +04:00
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*/
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2012-09-07 17:22:01 +04:00
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public static function search($query) {
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2012-04-14 13:29:44 +04:00
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self::initProviders();
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2011-04-24 18:09:07 +04:00
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$results=array();
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2012-09-07 17:22:01 +04:00
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foreach(self::$providers as $provider) {
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2012-04-14 13:29:44 +04:00
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$results=array_merge($results, $provider->search($query));
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2011-04-24 18:09:07 +04:00
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}
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return $results;
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}
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2013-02-22 20:21:57 +04:00
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2013-02-01 22:21:54 +04:00
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/**
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2013-08-23 07:04:06 +04:00
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* Remove all registered search providers
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*/
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public static function clearProviders() {
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self::$providers=array();
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self::$registeredProviders=array();
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}
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/**
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* Remove one existing search provider
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* @param string $provider class name of a OC\Search\Provider
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2013-02-01 22:21:54 +04:00
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*/
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public static function removeProvider($provider) {
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self::$registeredProviders = array_filter(
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2013-02-22 20:21:57 +04:00
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self::$registeredProviders,
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2013-02-01 22:21:54 +04:00
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function ($element) use ($provider) {
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return ($element['class'] != $provider);
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}
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);
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// force regeneration of providers on next search
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self::$providers=array();
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}
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2013-08-23 07:04:06 +04:00
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/**
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* Register a new search provider to search with
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* @param string $provider class name of a OC\Search\Provider
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*/
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public static function registerProvider($class, $options=array()) {
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self::$registeredProviders[]=array('class'=>$class, 'options'=>$options);
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}
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2012-08-29 10:38:33 +04:00
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2012-04-14 13:29:44 +04:00
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/**
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2013-08-23 07:04:06 +04:00
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* Create instances of all the registered search providers
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2012-04-14 13:29:44 +04:00
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*/
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2012-09-07 17:22:01 +04:00
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private static function initProviders() {
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if(count(self::$providers)>0) {
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2012-04-14 13:29:44 +04:00
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return;
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}
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2012-09-07 17:22:01 +04:00
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foreach(self::$registeredProviders as $provider) {
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2012-04-14 13:29:44 +04:00
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$class=$provider['class'];
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$options=$provider['options'];
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self::$providers[]=new $class($options);
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}
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}
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2011-04-24 18:09:07 +04:00
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}
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