2010-03-16 22:25:05 +03:00
|
|
|
<?php
|
2011-03-12 20:19:11 +03:00
|
|
|
/**
|
|
|
|
* ownCloud
|
|
|
|
*
|
|
|
|
* @author Frank Karlitschek
|
|
|
|
* @author Jakob Sack
|
2012-05-26 21:14:24 +04:00
|
|
|
* @copyright 2012 Frank Karlitschek frank@owncloud.org
|
2011-03-12 20:19:11 +03:00
|
|
|
*
|
|
|
|
* This library is free software; you can redistribute it and/or
|
|
|
|
* modify it under the terms of the GNU AFFERO GENERAL PUBLIC LICENSE
|
|
|
|
* License as published by the Free Software Foundation; either
|
|
|
|
* version 3 of the License, or any later version.
|
|
|
|
*
|
|
|
|
* This library 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 along with this library. If not, see <http://www.gnu.org/licenses/>.
|
|
|
|
*
|
|
|
|
*/
|
2011-03-13 19:25:34 +03:00
|
|
|
/*
|
|
|
|
*
|
|
|
|
* An example of config.php
|
|
|
|
*
|
|
|
|
* <?php
|
|
|
|
* $CONFIG = array(
|
|
|
|
* "database" => "mysql",
|
|
|
|
* "firstrun" => false,
|
|
|
|
* "pi" => 3.14
|
|
|
|
* );
|
|
|
|
* ?>
|
|
|
|
*
|
|
|
|
*/
|
2011-03-12 20:19:11 +03:00
|
|
|
|
|
|
|
/**
|
|
|
|
* This class is responsible for reading and writing config.php, the very basic
|
|
|
|
* configuration file of owncloud.
|
|
|
|
*/
|
2011-07-29 23:36:03 +04:00
|
|
|
class OC_Config{
|
2011-03-12 20:19:11 +03:00
|
|
|
// associative array key => value
|
|
|
|
private static $cache = array();
|
|
|
|
|
|
|
|
// Is the cache filled?
|
|
|
|
private static $init = false;
|
2010-03-16 22:25:05 +03:00
|
|
|
|
2010-04-23 02:05:04 +04:00
|
|
|
/**
|
2011-03-12 20:19:11 +03:00
|
|
|
* @brief Lists all available config keys
|
|
|
|
* @returns array with key names
|
|
|
|
*
|
|
|
|
* This function returns all keys saved in config.php. Please note that it
|
|
|
|
* does not return the values.
|
|
|
|
*/
|
2012-09-07 17:22:01 +04:00
|
|
|
public static function getKeys() {
|
2011-04-08 18:54:12 +04:00
|
|
|
self::readData();
|
|
|
|
|
|
|
|
return array_keys( self::$cache );
|
2010-04-23 02:05:04 +04:00
|
|
|
}
|
2010-07-12 00:44:48 +04:00
|
|
|
|
|
|
|
/**
|
2011-03-12 20:19:11 +03:00
|
|
|
* @brief Gets a value from config.php
|
|
|
|
* @param $key key
|
|
|
|
* @param $default = null default value
|
|
|
|
* @returns the value or $default
|
2010-07-12 00:44:48 +04:00
|
|
|
*
|
2011-03-12 20:19:11 +03:00
|
|
|
* This function gets the value from config.php. If it does not exist,
|
|
|
|
* $default will be returned.
|
2010-07-12 00:44:48 +04:00
|
|
|
*/
|
2012-09-07 17:22:01 +04:00
|
|
|
public static function getValue( $key, $default = null ) {
|
2011-04-08 18:54:12 +04:00
|
|
|
self::readData();
|
|
|
|
|
2012-09-05 16:42:06 +04:00
|
|
|
if( array_key_exists( $key, self::$cache )) {
|
2011-04-08 18:54:12 +04:00
|
|
|
return self::$cache[$key];
|
|
|
|
}
|
|
|
|
|
2011-03-12 20:19:11 +03:00
|
|
|
return $default;
|
2010-07-12 00:44:48 +04:00
|
|
|
}
|
2010-04-23 02:05:04 +04:00
|
|
|
|
2010-06-18 22:08:24 +04:00
|
|
|
/**
|
2011-03-12 20:19:11 +03:00
|
|
|
* @brief Sets a value
|
|
|
|
* @param $key key
|
|
|
|
* @param $value value
|
|
|
|
* @returns true/false
|
|
|
|
*
|
|
|
|
* This function sets the value and writes the config.php. If the file can
|
|
|
|
* not be written, false will be returned.
|
|
|
|
*/
|
2012-09-07 17:22:01 +04:00
|
|
|
public static function setValue( $key, $value ) {
|
2011-04-08 18:54:12 +04:00
|
|
|
self::readData();
|
|
|
|
|
|
|
|
// Add change
|
|
|
|
self::$cache[$key] = $value;
|
|
|
|
|
|
|
|
// Write changes
|
|
|
|
self::writeData();
|
2011-03-12 20:19:11 +03:00
|
|
|
return true;
|
2010-06-18 22:08:24 +04:00
|
|
|
}
|
2011-03-12 20:19:11 +03:00
|
|
|
|
2010-06-18 22:08:24 +04:00
|
|
|
/**
|
2011-03-12 20:19:11 +03:00
|
|
|
* @brief Removes a key from the config
|
|
|
|
* @param $key key
|
|
|
|
* @returns true/false
|
|
|
|
*
|
|
|
|
* This function removes a key from the config.php. If owncloud has no
|
|
|
|
* write access to config.php, the function will return false.
|
|
|
|
*/
|
2012-09-07 17:22:01 +04:00
|
|
|
public static function deleteKey( $key ) {
|
2011-04-08 18:54:12 +04:00
|
|
|
self::readData();
|
|
|
|
|
2012-09-05 16:42:06 +04:00
|
|
|
if( array_key_exists( $key, self::$cache )) {
|
2011-04-08 18:54:12 +04:00
|
|
|
// Delete key from cache
|
|
|
|
unset( self::$cache[$key] );
|
|
|
|
|
|
|
|
// Write changes
|
|
|
|
self::writeData();
|
|
|
|
}
|
|
|
|
|
|
|
|
return true;
|
|
|
|
}
|
|
|
|
|
|
|
|
/**
|
|
|
|
* @brief Loads the config file
|
|
|
|
* @returns true/false
|
|
|
|
*
|
|
|
|
* Reads the config file and saves it to the cache
|
|
|
|
*/
|
2012-09-07 17:22:01 +04:00
|
|
|
private static function readData() {
|
2012-09-05 16:42:06 +04:00
|
|
|
if( self::$init ) {
|
2011-04-08 18:54:12 +04:00
|
|
|
return true;
|
|
|
|
}
|
|
|
|
|
2012-09-05 16:42:06 +04:00
|
|
|
if( !file_exists( OC::$SERVERROOT."/config/config.php" )) {
|
2011-04-08 18:54:12 +04:00
|
|
|
return false;
|
|
|
|
}
|
|
|
|
|
|
|
|
// Include the file, save the data from $CONFIG
|
2012-09-05 16:42:06 +04:00
|
|
|
include OC::$SERVERROOT."/config/config.php";
|
|
|
|
if( isset( $CONFIG ) && is_array( $CONFIG )) {
|
2011-05-15 17:03:12 +04:00
|
|
|
self::$cache = $CONFIG;
|
|
|
|
}
|
2011-04-08 18:54:12 +04:00
|
|
|
|
|
|
|
// We cached everything
|
|
|
|
self::$init = true;
|
|
|
|
|
|
|
|
return true;
|
|
|
|
}
|
|
|
|
|
|
|
|
/**
|
|
|
|
* @brief Writes the config file
|
|
|
|
* @returns true/false
|
|
|
|
*
|
|
|
|
* Saves the config to the config file.
|
|
|
|
*
|
|
|
|
*/
|
2012-09-07 17:22:01 +04:00
|
|
|
public static function writeData() {
|
2011-04-08 18:54:12 +04:00
|
|
|
// Create a php file ...
|
2012-06-22 14:44:17 +04:00
|
|
|
$content = "<?php\n\$CONFIG = ";
|
|
|
|
$content .= var_export(self::$cache, true);
|
2012-06-23 01:01:12 +04:00
|
|
|
$content .= ";\n";
|
2011-04-08 18:54:12 +04:00
|
|
|
|
2012-06-13 01:15:44 +04:00
|
|
|
$filename = OC::$SERVERROOT."/config/config.php";
|
2011-04-08 18:54:12 +04:00
|
|
|
// Write the file
|
2012-06-13 01:15:44 +04:00
|
|
|
$result=@file_put_contents( $filename, $content );
|
2011-08-12 21:22:29 +04:00
|
|
|
if(!$result) {
|
|
|
|
$tmpl = new OC_Template( '', 'error', 'guest' );
|
2012-09-05 16:42:06 +04:00
|
|
|
$tmpl->assign('errors', array(1=>array(
|
|
|
|
'error'=>"Can't write into config directory 'config'",
|
|
|
|
'hint'=>"You can usually fix this by giving the webserver user write access to the config directory in owncloud")));
|
2011-08-12 21:22:29 +04:00
|
|
|
$tmpl->printPage();
|
|
|
|
exit;
|
|
|
|
}
|
2012-06-13 01:15:44 +04:00
|
|
|
// Prevent others not to read the config
|
|
|
|
@chmod($filename, 0640);
|
|
|
|
|
2011-03-12 20:19:11 +03:00
|
|
|
return true;
|
2010-04-08 16:49:48 +04:00
|
|
|
}
|
2010-03-16 22:25:05 +03:00
|
|
|
}
|