2011-03-02 01:20:16 +03:00
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<?php
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2011-03-12 12:28:10 +03:00
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/**
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* ownCloud
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*
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* @author Frank Karlitschek
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* @author Jakob Sack
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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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2011-03-12 12:28:10 +03:00
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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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/*
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*
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* The following SQL statement is just a help for developers and will not be
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* executed!
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*
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* CREATE TABLE `appconfig` (
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* `appid` VARCHAR( 255 ) NOT NULL ,
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2011-05-15 17:03:12 +04:00
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* `configkey` VARCHAR( 255 ) NOT NULL ,
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* `configvalue` VARCHAR( 255 ) NOT NULL
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2011-03-12 12:28:10 +03:00
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* )
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*
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*/
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2013-03-02 20:17:11 +04:00
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namespace OC;
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use \OC\DB\Connection;
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2011-03-12 12:28:10 +03:00
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/**
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* This class provides an easy way for apps to store config values in the
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* database.
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*/
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2014-02-07 16:42:18 +04:00
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class AppConfig implements \OCP\IAppConfig {
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2013-08-26 00:34:54 +04:00
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/**
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* @var \OC\DB\Connection $conn
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*/
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2013-03-02 20:17:11 +04:00
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protected $conn;
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2014-02-07 17:03:39 +04:00
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private $cache = array();
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private $appsLoaded = array();
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2013-08-26 00:34:54 +04:00
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/**
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* @param \OC\DB\Connection $conn
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*/
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2013-03-02 20:17:11 +04:00
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public function __construct(Connection $conn) {
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$this->conn = $conn;
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}
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2014-02-07 17:03:39 +04:00
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/**
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* @param string $app
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* @return string[]
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*/
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private function getAppCache($app) {
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if (!isset($this->cache[$app])) {
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$this->cache[$app] = array();
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}
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return $this->cache[$app];
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}
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private function getAppValues($app) {
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$appCache = $this->getAppCache($app);
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if (array_search($app, $this->appsLoaded) === false) {
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$query = 'SELECT `configvalue`, `configkey` FROM `*PREFIX*appconfig`'
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. ' WHERE `appid` = ?';
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$result = $this->conn->executeQuery($query, array($app));
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while ($row = $result->fetch()) {
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$appCache[$row['configkey']] = $row['configvalue'];
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}
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$this->appsLoaded[] = $app;
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}
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$this->cache[$app] = $appCache;
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return $appCache;
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}
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2011-03-02 01:20:16 +03:00
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/**
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2011-03-12 12:28:10 +03:00
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* @brief Get all apps using the config
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2012-09-23 04:39:11 +04:00
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* @return array with app ids
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2011-03-12 12:28:10 +03:00
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*
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* This function returns a list of all apps that have at least one
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* entry in the appconfig table.
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2011-03-02 01:20:16 +03:00
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*/
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2013-03-02 20:17:11 +04:00
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public function getApps() {
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2014-02-11 17:26:40 +04:00
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$query = 'SELECT DISTINCT `appid` FROM `*PREFIX*appconfig` ORDER BY `appid`';
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2013-08-26 00:34:54 +04:00
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$result = $this->conn->executeQuery($query);
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2011-04-08 18:54:12 +04:00
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$apps = array();
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2013-08-26 00:34:54 +04:00
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while ($appid = $result->fetchColumn()) {
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2013-03-02 20:17:11 +04:00
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$apps[] = $appid;
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2011-04-08 18:54:12 +04:00
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}
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return $apps;
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2011-03-02 01:20:16 +03:00
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}
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/**
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2011-03-12 12:28:10 +03:00
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* @brief Get the available keys for an app
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2012-09-23 04:39:11 +04:00
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* @param string $app the app we are looking for
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* @return array with key names
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2011-03-12 12:28:10 +03:00
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*
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* This function gets all keys of an app. Please note that the values are
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* not returned.
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2011-03-02 01:20:16 +03:00
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*/
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2013-08-26 00:34:54 +04:00
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public function getKeys($app) {
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2014-02-07 17:03:39 +04:00
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$values = $this->getAppValues($app);
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2014-02-11 17:26:40 +04:00
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$keys = array_keys($values);
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sort($keys);
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return $keys;
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2011-03-12 12:28:10 +03:00
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}
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/**
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* @brief Gets the config value
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2012-09-23 04:39:11 +04:00
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* @param string $app app
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* @param string $key key
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* @param string $default = null, default value if the key does not exist
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* @return string the value or $default
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2011-03-12 12:28:10 +03:00
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*
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* This function gets a value from the appconfig table. If the key does
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2012-09-23 04:39:11 +04:00
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* not exist the default value will be returned
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2011-03-12 12:28:10 +03:00
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*/
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2013-08-26 00:34:54 +04:00
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public function getValue($app, $key, $default = null) {
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2014-02-07 17:03:39 +04:00
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$values = $this->getAppValues($app);
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if (isset($values[$key])) {
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return $values[$key];
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2013-03-02 20:17:11 +04:00
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} else {
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2011-04-08 18:54:12 +04:00
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return $default;
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}
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2011-03-02 01:20:16 +03:00
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}
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2012-08-29 10:38:33 +04:00
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2011-10-02 16:30:51 +04:00
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/**
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* @brief check if a key is set in the appconfig
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* @param string $app
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* @param string $key
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* @return bool
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*/
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2013-03-02 20:17:11 +04:00
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public function hasKey($app, $key) {
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2014-02-07 17:03:39 +04:00
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$values = $this->getAppValues($app);
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return isset($values[$key]);
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2011-10-02 16:30:51 +04:00
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}
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2012-08-29 10:38:33 +04:00
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2011-03-02 01:20:16 +03:00
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/**
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2011-03-12 12:28:10 +03:00
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* @brief sets a value in the appconfig
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2012-09-23 04:39:11 +04:00
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* @param string $app app
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* @param string $key key
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* @param string $value value
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2011-03-12 12:28:10 +03:00
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*
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* Sets a value. If the key did not exist before it will be created.
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2011-03-02 01:20:16 +03:00
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*/
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2013-08-26 00:34:54 +04:00
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public function setValue($app, $key, $value) {
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2013-03-02 20:17:11 +04:00
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// Does the key exist? no: insert, yes: update.
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2013-08-26 00:34:54 +04:00
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if (!$this->hasKey($app, $key)) {
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2013-03-02 20:17:11 +04:00
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$data = array(
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'appid' => $app,
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'configkey' => $key,
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'configvalue' => $value,
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);
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$this->conn->insert('*PREFIX*appconfig', $data);
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} else {
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$data = array(
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'configvalue' => $value,
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);
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$where = array(
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'appid' => $app,
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'configkey' => $key,
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);
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$this->conn->update('*PREFIX*appconfig', $data, $where);
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2011-04-08 18:54:12 +04:00
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}
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2014-02-07 17:03:39 +04:00
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if (!isset($this->cache[$app])) {
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$this->cache[$app] = array();
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}
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$this->cache[$app][$key] = $value;
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2011-03-12 12:28:10 +03:00
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}
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/**
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* @brief Deletes a key
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2012-09-23 04:39:11 +04:00
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* @param string $app app
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* @param string $key key
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* @return bool
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2011-03-12 12:28:10 +03:00
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*
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* Deletes a key.
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*/
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2013-08-26 00:34:54 +04:00
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public function deleteKey($app, $key) {
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2013-03-02 20:17:11 +04:00
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$where = array(
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'appid' => $app,
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'configkey' => $key,
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);
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$this->conn->delete('*PREFIX*appconfig', $where);
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2014-02-07 17:03:39 +04:00
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if (isset($this->cache[$app]) and isset($this->cache[$app][$key])) {
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unset($this->cache[$app][$key]);
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}
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2011-03-12 12:28:10 +03:00
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}
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/**
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* @brief Remove app from appconfig
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2012-09-23 04:39:11 +04:00
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* @param string $app app
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* @return bool
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2011-03-12 12:28:10 +03:00
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*
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* Removes all keys in appconfig belonging to the app.
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*/
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2013-08-26 00:34:54 +04:00
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public function deleteApp($app) {
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2013-03-02 20:17:11 +04:00
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$where = array(
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'appid' => $app,
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);
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$this->conn->delete('*PREFIX*appconfig', $where);
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2014-02-07 17:03:39 +04:00
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unset($this->cache[$app]);
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2011-03-02 01:20:16 +03:00
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}
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2012-08-29 10:38:33 +04:00
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2012-04-14 19:53:02 +04:00
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/**
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* get multiply values, either the app or key can be used as wildcard by setting it to false
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2013-12-18 18:10:12 +04:00
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*
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2012-04-14 19:53:02 +04:00
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* @param app
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* @param key
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* @return array
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*/
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2013-03-02 20:17:11 +04:00
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public function getValues($app, $key) {
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2013-08-26 00:34:54 +04:00
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if (($app !== false) == ($key !== false)) {
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2012-04-14 19:53:02 +04:00
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return false;
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}
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2013-03-02 20:17:11 +04:00
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$fields = '`configvalue`';
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$where = 'WHERE';
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$params = array();
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2013-08-26 00:34:54 +04:00
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if ($app !== false) {
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2013-03-02 20:17:11 +04:00
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$fields .= ', `configkey`';
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$where .= ' `appid` = ?';
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$params[] = $app;
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$key = 'configkey';
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2013-08-26 00:34:54 +04:00
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} else {
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2013-03-02 20:17:11 +04:00
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$fields .= ', `appid`';
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$where .= ' `configkey` = ?';
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$params[] = $key;
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$key = 'appid';
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2012-04-14 19:53:02 +04:00
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}
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2014-02-07 16:42:18 +04:00
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$query = 'SELECT ' . $fields . ' FROM `*PREFIX*appconfig` ' . $where;
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$result = $this->conn->executeQuery($query, $params);
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2013-03-02 20:17:11 +04:00
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$values = array();
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2013-08-26 00:34:54 +04:00
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while ($row = $result->fetch((\PDO::FETCH_ASSOC))) {
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2013-03-02 20:17:11 +04:00
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$values[$row[$key]] = $row['configvalue'];
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2012-04-14 19:53:02 +04:00
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}
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2013-03-02 20:17:11 +04:00
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2012-04-14 19:53:02 +04:00
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return $values;
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}
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2011-03-02 01:20:16 +03:00
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}
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