90 lines
2.4 KiB
PHP
90 lines
2.4 KiB
PHP
<?php
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/**
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* @author Andrew Brown <andrew@casabrown.com>
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* @author Bart Visscher <bartv@thisnet.nl>
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* @author Jakob Sack <mail@jakobsack.de>
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* @author Jörn Friedrich Dreyer <jfd@butonic.de>
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* @author Morris Jobke <hey@morrisjobke.de>
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*
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* @copyright Copyright (c) 2016, ownCloud, Inc.
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* @license AGPL-3.0
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*
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* This code is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Affero General Public License, version 3,
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* as published by the Free Software Foundation.
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*
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* This program 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 License, version 3,
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* along with this program. If not, see <http://www.gnu.org/licenses/>
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*
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*/
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namespace OCP\Search;
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/**
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* Provides a template for search functionality throughout ownCloud;
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* @since 7.0.0
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*/
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abstract class Provider {
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/**
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* @since 8.0.0
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*/
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const OPTION_APPS = 'apps';
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/**
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* List of options
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* @var array
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* @since 7.0.0
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*/
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protected $options;
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/**
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* Constructor
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* @param array $options as key => value
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* @since 7.0.0 - default value for $options was added in 8.0.0
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*/
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public function __construct($options = array()) {
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$this->options = $options;
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}
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/**
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* get a value from the options array or null
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* @param string $key
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* @return mixed
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* @since 8.0.0
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*/
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public function getOption($key) {
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if (is_array($this->options) && isset($this->options[$key])) {
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return $this->options[$key];
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} else {
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return null;
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}
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}
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/**
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* checks if the given apps and the apps this provider has results for intersect
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* returns true if the given array is empty (all apps)
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* or if this provider does not have a list of apps it provides results for (legacy search providers)
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* or if the two above arrays have elements in common (intersect)
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* @param string[] $apps
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* @return bool
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* @since 8.0.0
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*/
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public function providesResultsFor(array $apps = array()) {
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$forApps = $this->getOption(self::OPTION_APPS);
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return empty($apps) || empty($forApps) || array_intersect($forApps, $apps);
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}
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/**
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* Search for $query
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* @param string $query
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* @return array An array of OCP\Search\Result's
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* @since 7.0.0
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*/
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abstract public function search($query);
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}
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