291 lines
7.0 KiB
PHP
291 lines
7.0 KiB
PHP
<?php
|
|
/**
|
|
* @copyright Copyright (c) 2016, ownCloud, Inc.
|
|
*
|
|
* @author Arthur Schiwon <blizzz@arthur-schiwon.de>
|
|
* @author Bart Visscher <bartv@thisnet.nl>
|
|
* @author Jakob Sack <mail@jakobsack.de>
|
|
* @author Joas Schilling <coding@schilljs.com>
|
|
* @author Jörn Friedrich Dreyer <jfd@butonic.de>
|
|
* @author Morris Jobke <hey@morrisjobke.de>
|
|
* @author Robin Appelman <icewind@owncloud.com>
|
|
* @author Robin McCorkell <robin@mccorkell.me.uk>
|
|
*
|
|
* @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\IAppConfig;
|
|
use OCP\IDBConnection;
|
|
|
|
/**
|
|
* This class provides an easy way for apps to store config values in the
|
|
* database.
|
|
*/
|
|
class AppConfig implements IAppConfig {
|
|
/**
|
|
* @var \OCP\IDBConnection $conn
|
|
*/
|
|
protected $conn;
|
|
|
|
private $cache = array();
|
|
|
|
/**
|
|
* @param IDBConnection $conn
|
|
*/
|
|
public function __construct(IDBConnection $conn) {
|
|
$this->conn = $conn;
|
|
$this->configLoaded = false;
|
|
}
|
|
|
|
/**
|
|
* @param string $app
|
|
* @return array
|
|
*/
|
|
private function getAppValues($app) {
|
|
$this->loadConfigValues();
|
|
|
|
if (isset($this->cache[$app])) {
|
|
return $this->cache[$app];
|
|
}
|
|
|
|
return [];
|
|
}
|
|
|
|
/**
|
|
* Get all apps using the config
|
|
*
|
|
* @return array an array of app ids
|
|
*
|
|
* This function returns a list of all apps that have at least one
|
|
* entry in the appconfig table.
|
|
*/
|
|
public function getApps() {
|
|
$this->loadConfigValues();
|
|
|
|
return $this->getSortedKeys($this->cache);
|
|
}
|
|
|
|
/**
|
|
* Get the available keys for an app
|
|
*
|
|
* @param string $app the app we are looking for
|
|
* @return array an array of key names
|
|
*
|
|
* This function gets all keys of an app. Please note that the values are
|
|
* not returned.
|
|
*/
|
|
public function getKeys($app) {
|
|
$this->loadConfigValues();
|
|
|
|
if (isset($this->cache[$app])) {
|
|
return $this->getSortedKeys($this->cache[$app]);
|
|
}
|
|
|
|
return [];
|
|
}
|
|
|
|
public function getSortedKeys($data) {
|
|
$keys = array_keys($data);
|
|
sort($keys);
|
|
return $keys;
|
|
}
|
|
|
|
/**
|
|
* Gets the config value
|
|
*
|
|
* @param string $app app
|
|
* @param string $key key
|
|
* @param string $default = null, default value if the key does not exist
|
|
* @return string the value or $default
|
|
*
|
|
* This function gets a value from the appconfig table. If the key does
|
|
* not exist the default value will be returned
|
|
*/
|
|
public function getValue($app, $key, $default = null) {
|
|
$this->loadConfigValues();
|
|
|
|
if ($this->hasKey($app, $key)) {
|
|
return $this->cache[$app][$key];
|
|
}
|
|
|
|
return $default;
|
|
}
|
|
|
|
/**
|
|
* check if a key is set in the appconfig
|
|
*
|
|
* @param string $app
|
|
* @param string $key
|
|
* @return bool
|
|
*/
|
|
public function hasKey($app, $key) {
|
|
$this->loadConfigValues();
|
|
|
|
return isset($this->cache[$app][$key]);
|
|
}
|
|
|
|
/**
|
|
* Sets a value. If the key did not exist before it will be created.
|
|
*
|
|
* @param string $app app
|
|
* @param string $key key
|
|
* @param string|float|int $value value
|
|
* @return bool True if the value was inserted or updated, false if the value was the same
|
|
*/
|
|
public function setValue($app, $key, $value) {
|
|
if (!$this->hasKey($app, $key)) {
|
|
$inserted = (bool) $this->conn->insertIfNotExist('*PREFIX*appconfig', [
|
|
'appid' => $app,
|
|
'configkey' => $key,
|
|
'configvalue' => $value,
|
|
], [
|
|
'appid',
|
|
'configkey',
|
|
]);
|
|
|
|
if ($inserted) {
|
|
if (!isset($this->cache[$app])) {
|
|
$this->cache[$app] = [];
|
|
}
|
|
|
|
$this->cache[$app][$key] = $value;
|
|
return true;
|
|
}
|
|
}
|
|
|
|
$sql = $this->conn->getQueryBuilder();
|
|
$sql->update('appconfig')
|
|
->set('configvalue', $sql->createParameter('configvalue'))
|
|
->where($sql->expr()->eq('appid', $sql->createParameter('app')))
|
|
->andWhere($sql->expr()->eq('configkey', $sql->createParameter('configkey')))
|
|
->setParameter('configvalue', $value)
|
|
->setParameter('app', $app)
|
|
->setParameter('configkey', $key);
|
|
|
|
/*
|
|
* Only limit to the existing value for non-Oracle DBs:
|
|
* http://docs.oracle.com/cd/E11882_01/server.112/e26088/conditions002.htm#i1033286
|
|
* > Large objects (LOBs) are not supported in comparison conditions.
|
|
*/
|
|
if (!($this->conn instanceof \OC\DB\OracleConnection)) {
|
|
// Only update the value when it is not the same
|
|
$sql->andWhere($sql->expr()->neq('configvalue', $sql->createParameter('configvalue')))
|
|
->setParameter('configvalue', $value);
|
|
}
|
|
|
|
$changedRow = (bool) $sql->execute();
|
|
|
|
$this->cache[$app][$key] = $value;
|
|
|
|
return $changedRow;
|
|
}
|
|
|
|
/**
|
|
* Deletes a key
|
|
*
|
|
* @param string $app app
|
|
* @param string $key key
|
|
* @return boolean|null
|
|
*/
|
|
public function deleteKey($app, $key) {
|
|
$this->loadConfigValues();
|
|
|
|
$sql = $this->conn->getQueryBuilder();
|
|
$sql->delete('appconfig')
|
|
->where($sql->expr()->eq('appid', $sql->createParameter('app')))
|
|
->andWhere($sql->expr()->eq('configkey', $sql->createParameter('configkey')))
|
|
->setParameter('app', $app)
|
|
->setParameter('configkey', $key);
|
|
$sql->execute();
|
|
|
|
unset($this->cache[$app][$key]);
|
|
}
|
|
|
|
/**
|
|
* Remove app from appconfig
|
|
*
|
|
* @param string $app app
|
|
* @return boolean|null
|
|
*
|
|
* Removes all keys in appconfig belonging to the app.
|
|
*/
|
|
public function deleteApp($app) {
|
|
$this->loadConfigValues();
|
|
|
|
$sql = $this->conn->getQueryBuilder();
|
|
$sql->delete('appconfig')
|
|
->where($sql->expr()->eq('appid', $sql->createParameter('app')))
|
|
->setParameter('app', $app);
|
|
$sql->execute();
|
|
|
|
unset($this->cache[$app]);
|
|
}
|
|
|
|
/**
|
|
* get multiple values, either the app or key can be used as wildcard by setting it to false
|
|
*
|
|
* @param string|false $app
|
|
* @param string|false $key
|
|
* @return array|false
|
|
*/
|
|
public function getValues($app, $key) {
|
|
if (($app !== false) === ($key !== false)) {
|
|
return false;
|
|
}
|
|
|
|
if ($key === false) {
|
|
return $this->getAppValues($app);
|
|
} else {
|
|
$appIds = $this->getApps();
|
|
$values = array_map(function($appId) use ($key) {
|
|
return isset($this->cache[$appId][$key]) ? $this->cache[$appId][$key] : null;
|
|
}, $appIds);
|
|
$result = array_combine($appIds, $values);
|
|
|
|
return array_filter($result);
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Load all the app config values
|
|
*/
|
|
protected function loadConfigValues() {
|
|
if ($this->configLoaded) return;
|
|
|
|
$this->cache = [];
|
|
|
|
$sql = $this->conn->getQueryBuilder();
|
|
$sql->select('*')
|
|
->from('appconfig');
|
|
$result = $sql->execute();
|
|
|
|
// we are going to store the result in memory anyway
|
|
$rows = $result->fetchAll();
|
|
foreach ($rows as $row) {
|
|
if (!isset($this->cache[$row['appid']])) {
|
|
$this->cache[$row['appid']] = [];
|
|
}
|
|
|
|
$this->cache[$row['appid']][$row['configkey']] = $row['configvalue'];
|
|
}
|
|
$result->closeCursor();
|
|
|
|
$this->configLoaded = true;
|
|
}
|
|
}
|