From f52c5b31b6b92bc83e224413f4a8ae4ba7d11993 Mon Sep 17 00:00:00 2001
From: Roeland Jago Douma <rullzer@owncloud.com>
Date: Fri, 29 Apr 2016 15:08:01 +0200
Subject: Move more from \OC to PSR-4

* \OC\OCSClient
* \OC\Preview
* \OC\PreviewManager
* \OC\Repair
* \OC\RepairException
* \OC\Search
* \OC\ServerContainer
* \OC\ServerNotAvailableException
* \OC\ServiceUnavailableException
* \OC\Setup
* \OC\Streamer
* \OC\SubAdmin
* \OC\SystemConfig
* \OC\TagManager
* \OC\Tags
* \OC\TempManager
* \OC\TemplateLayout
* \OC\URLGenerator
* \OC\Updater
---
 lib/private/Search.php | 129 +++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 129 insertions(+)
 create mode 100644 lib/private/Search.php

(limited to 'lib/private/Search.php')

diff --git a/lib/private/Search.php b/lib/private/Search.php
new file mode 100644
index 00000000000..7d1e2734195
--- /dev/null
+++ b/lib/private/Search.php
@@ -0,0 +1,129 @@
+<?php
+/**
+ * @author Andrew Brown <andrew@casabrown.com>
+ * @author Bart Visscher <bartv@thisnet.nl>
+ * @author Jörn Friedrich Dreyer <jfd@butonic.de>
+ * @author Morris Jobke <hey@morrisjobke.de>
+ * @author Robin Appelman <icewind@owncloud.com>
+ *
+ * @copyright Copyright (c) 2016, ownCloud, Inc.
+ * @license AGPL-3.0
+ *
+ * This code is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License, version 3,
+ * as published by the Free Software Foundation.
+ *
+ * This program 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, version 3,
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>
+ *
+ */
+
+namespace OC;
+use OCP\Search\PagedProvider;
+use OCP\Search\Provider;
+use OCP\ISearch;
+
+/**
+ * Provide an interface to all search providers
+ */
+class Search implements ISearch {
+
+	private $providers = array();
+	private $registeredProviders = array();
+
+	/**
+	 * Search all providers for $query
+	 * @param string $query
+	 * @param string[] $inApps optionally limit results to the given apps
+	 * @return array An array of OC\Search\Result's
+	 */
+	public function search($query, array $inApps = array()) {
+		// old apps might assume they get all results, so we set size 0
+		return $this->searchPaged($query, $inApps, 1, 0);
+	}
+
+	/**
+	 * Search all providers for $query
+	 * @param string $query
+	 * @param string[] $inApps optionally limit results to the given apps
+	 * @param int $page pages start at page 1
+	 * @param int $size, 0 = all
+	 * @return array An array of OC\Search\Result's
+	 */
+	public function searchPaged($query, array $inApps = array(), $page = 1, $size = 30) {
+		$this->initProviders();
+		$results = array();
+		foreach($this->providers as $provider) {
+			/** @var $provider Provider */
+			if ( ! $provider->providesResultsFor($inApps) ) {
+				continue;
+			}
+			if ($provider instanceof PagedProvider) {
+				$results = array_merge($results, $provider->searchPaged($query, $page, $size));
+			} else if ($provider instanceof Provider) {
+				$providerResults = $provider->search($query);
+				if ($size > 0) {
+					$slicedResults = array_slice($providerResults, ($page - 1) * $size, $size);
+					$results = array_merge($results, $slicedResults);
+				} else {
+					$results = array_merge($results, $providerResults);
+				}
+			} else {
+				\OC::$server->getLogger()->warning('Ignoring Unknown search provider', array('provider' => $provider));
+			}
+		}
+		return $results;
+	}
+
+	/**
+	 * Remove all registered search providers
+	 */
+	public function clearProviders() {
+		$this->providers = array();
+		$this->registeredProviders = array();
+	}
+
+	/**
+	 * Remove one existing search provider
+	 * @param string $provider class name of a OC\Search\Provider
+	 */
+	public function removeProvider($provider) {
+		$this->registeredProviders = array_filter(
+			$this->registeredProviders,
+			function ($element) use ($provider) {
+				return ($element['class'] != $provider);
+			}
+		);
+		// force regeneration of providers on next search
+		$this->providers = array();
+	}
+
+	/**
+	 * Register a new search provider to search with
+	 * @param string $class class name of a OC\Search\Provider
+	 * @param array $options optional
+	 */
+	public function registerProvider($class, array $options = array()) {
+		$this->registeredProviders[] = array('class' => $class, 'options' => $options);
+	}
+
+	/**
+	 * Create instances of all the registered search providers
+	 */
+	private function initProviders() {
+		if( ! empty($this->providers) ) {
+			return;
+		}
+		foreach($this->registeredProviders as $provider) {
+			$class = $provider['class'];
+			$options = $provider['options'];
+			$this->providers[] = new $class($options);
+		}
+	}
+
+}
-- 
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