system.inc.php 46.8 KB
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<?php
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/*
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Copyright (c) 2007, Till Brehm, projektfarm Gmbh
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All rights reserved.

Redistribution and use in source and binary forms, with or without modification,
are permitted provided that the following conditions are met:

    * Redistributions of source code must retain the above copyright notice,
      this list of conditions and the following disclaimer.
    * Redistributions in binary form must reproduce the above copyright notice,
      this list of conditions and the following disclaimer in the documentation
      and/or other materials provided with the distribution.
    * Neither the name of ISPConfig nor the names of its contributors
      may be used to endorse or promote products derived from this software without
      specific prior written permission.

THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/

class system{

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	var $FILE = '/root/ispconfig/scripts/lib/classes/ispconfig_system.lib.php';
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	var $server_id;
	var $server_conf;
	var $data;
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	/**
	 * Construct for this class
	 *
	 * @return system
	 */
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	public function system(){
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		//global $go_info;
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		//$this->server_id = $go_info['isp']['server_id'];
		//$this->server_conf = $go_info['isp']['server_conf'];
		$this->server_conf['passwd_datei'] = '/etc/passwd';
		$this->server_conf['shadow_datei'] = '/etc/shadow';
		$this->server_conf['group_datei'] = '/etc/group';
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	}
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	/**
	 * Get the hostname from the server
	 *
	 * @return string
	 */
	public function hostname(){
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		$dist = $this->server_conf['dist'];
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		ob_start();
		passthru('hostname');
		$hostname = ob_get_contents();
		ob_end_clean();
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		$hostname = trim($hostname);
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		ob_start();
		if(!strstr($dist, 'freebsd')){
			passthru('dnsdomainname');
		} else {
			passthru('domainname');
		}
		$domainname = ob_get_contents();
		ob_end_clean();
		$domainname = trim($domainname);
		if($domainname != ""){
			if(!strstr($hostname, $domainname)) $hostname .= ".".$domainname;
		}
		return $hostname;
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	}
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	/**
	 * Add an user to the system
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	 *
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	 */
	public function adduser($user_username, $uid, $gid, $username, $homedir, $shell, $passwort = '*'){
		global $app;
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		if($this->is_user($user_username)){
			return false;
		} else {
			if(trim($user_username) != '') {
				$user_datei = $this->server_conf['passwd_datei'];
				$shadow_datei = $this->server_conf['shadow_datei'];
				$shell = realpath($shell);
				if(trim($passwort) == '') $passwort = '*';
				$new_user = "\n$user_username:x:$uid:$gid:$username:$homedir:$shell\n";
				$app->log->msg('USER: '.$new_user);
				$app->file->af($user_datei, $new_user);
				if($shadow_datei == '/etc/shadow'){
					$datum = time();
					$tage = floor($datum/86400);
					$new_passwd = "\n$user_username:$passwort:$tage:0:99999:7:::\n";
				} else {
					$new_passwd = "\n$user_username:$passwort:$uid:$gid::0:0:$username:$homedir:$shell\n";
				}
				$app->file->af($shadow_datei, $new_passwd);
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				// TB: leere Zeilen entfernen
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				$app->file->remove_blank_lines($shadow_datei);
				$app->file->remove_blank_lines($user_datei);
				// TB: user Sortierung deaktiviert
				//$this->order_users_groups();
				if($shadow_datei != '/etc/shadow'){
					$app->file->af($shadow_datei, "\n");
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					// TB: leere Zeilen entfernen
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					$app->file->remove_blank_lines($shadow_datei);
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					$app->log->caselog("pwd_mkdb $shadow_datei &> /dev/null", $this->FILE, __LINE__);
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				}
				return true;
			}
		}
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	}
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	/**
	 * Update users when someone edit it
	 *
	 */
	function updateuser($user_username, $uid, $gid, $username, $homedir, $shell, $passwort = '*'){
		//* First delete the users
		$this->deluser($user_username);
		//* Add the user again
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		$this->adduser($user_username, $uid, $gid, $username, $homedir, $shell, $passwort);
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	}
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	/**
	 * Lock the user
	 *
	 */
	function deactivateuser($user_username){
		$passwort = str_rot13($this->getpasswd($user_username));
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		$user_attr = $this->get_user_attributes($user_username);
		$uid = $user_attr['uid'];
		$gid = $user_attr['gid'];
		$username = $user_attr['name'];
		$homedir = $user_attr['homedir'];
		$shell = '/dev/null';
		$this->deluser($user_username);
		$this->adduser($user_username, $uid, $gid, $username, $homedir, $shell, $passwort);
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	}
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	/**
	 * Delete a user from the system
	 *
	 */
	function deluser($user_username){
		global $app;
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		if($this->is_user($user_username)){
			$user_datei = $this->server_conf['passwd_datei'];
			$shadow_datei = $this->server_conf['shadow_datei'];
			$users = $app->file->rf($user_datei);
			$lines = explode("\n", $users);
			if(is_array($lines)){
				$num_lines = sizeof($lines);
				for($i=0;$i<$num_lines;$i++){
					if(trim($lines[$i]) != ''){
						list($f1, ) = explode(':', $lines[$i]);
						if($f1 != $user_username) $new_lines[] = $lines[$i];
					}
				}
				$new_users = implode("\n", $new_lines);
				$app->file->wf($user_datei, $new_users);
				unset($new_lines);
				unset($lines);
				unset($new_users);
			}
			$app->file->remove_blank_lines($user_datei);

			$passwds = $app->file->rf($shadow_datei);
			$lines = explode("\n", $passwds);
			if(is_array($lines)){
				$num_lines = sizeof($lines);
				for($i=0;$i<$num_lines;$i++){
					if(trim($lines[$i]) != ''){
						list($f1, ) = explode(':', $lines[$i]);
						if($f1 != $user_username) $new_lines[] = $lines[$i];
					}
				}
				$new_passwds = implode("\n", $new_lines);
				$app->file->wf($shadow_datei, $new_passwds);
				unset($new_lines);
				unset($lines);
				unset($new_passwds);
			}
			$app->file->remove_blank_lines($shadow_datei);

			$group_file = $app->file->rf($this->server_conf['group_datei']);
			$group_file_lines = explode("\n", $group_file);
			foreach($group_file_lines as $group_file_line){
				if(trim($group_file_line) != ''){
					list($f1, $f2, $f3, $f4) = explode(':', $group_file_line);
					$group_users = explode(',', str_replace(' ', '', $f4));
					if(in_array($user_username, $group_users)){
						$g_users = array();
						foreach($group_users as $group_user){
							if($group_user != $user_username) $g_users[] = $group_user;
						}
						$f4 = implode(',', $g_users);
					}
					$new_group_file[] = $f1.':'.$f2.':'.$f3.':'.$f4;
				}
			}
			$new_group_file = implode("\n", $new_group_file);
			$app->file->wf($this->server_conf['group_datei'], $new_group_file);
			// TB: auskommentiert
			//$this->order_users_groups();

			if($shadow_datei != '/etc/shadow'){
				$app->file->af($shadow_datei, "\n");
				$app->log->caselog("pwd_mkdb $shadow_datei &> /dev/null", $this->FILE, __LINE__);
			}
			return true;
		} else {
			return false;
		}
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	}
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	/**
	 * Add a usergroup to the system
	 *
	 */
	function addgroup($group, $gid, $members = ''){
		global $app;
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		if($this->is_group($group)){
			return false;
		} else {
			$group_datei = $this->server_conf['group_datei'];
			$shadow_datei = $this->server_conf['shadow_datei'];
			$new_group = "\n$group:x:$gid:$members\n";
			$app->file->af($group_datei, $new_group);

			// TB: auskommentiert
			//$this->order_users_groups();
			if($shadow_datei != '/etc/shadow'){
				$app->log->caselog("pwd_mkdb $shadow_datei &> /dev/null", $this->FILE, __LINE__);
			}
			return true;
		}
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	}
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	/**
	 * Update usersgroup in way to delete and add it again
	 *
	 */
	function updategroup($group, $gid, $members = ''){
		$this->delgroup($group);
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		$this->addgroup($group, $gid, $members);
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	}
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	/**
	 * Delete a usergroup from the system
	 *
	 */
	function delgroup($group){
		global $app;
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		if($this->is_group($group)){
			$group_datei = $this->server_conf['group_datei'];
			$shadow_datei = $this->server_conf['shadow_datei'];
			$groups = $app->file->rf($group_datei);
			$lines = explode("\n", $groups);
			if(is_array($lines)){
				$num_lines = sizeof($lines);
				for($i=0;$i<$num_lines;$i++){
					if(trim($lines[$i]) != ''){
						list($f1, ) = explode(':', $lines[$i]);
						if($f1 != $group) $new_lines[] = $lines[$i];
					}
				}
				$new_groups = implode("\n", $new_lines);
				$app->file->wf($group_datei, $new_groups);
				unset($new_lines);
				unset($lines);
				unset($new_groups);
			}
			// TB: auskommentiert
			//$this->order_users_groups();
			if($shadow_datei != '/etc/shadow'){
				$app->log->caselog("pwd_mkdb $shadow_datei &> /dev/null", $this->FILE, __LINE__);
			}
			return true;
		} else {
			return false;
		}
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	}
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	/**
	 * Order usergroups
	 *
	 */
	function order_users_groups(){
		global $app;
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		$user_datei = $this->server_conf['passwd_datei'];
		$shadow_datei = $this->server_conf['shadow_datei'];
		$group_datei = $this->server_conf['group_datei'];

		$groups = $app->file->no_comments($group_datei);
		$lines = explode("\n", $groups);
		if(is_array($lines)){
			foreach($lines as $line){
				if(trim($line) != ''){
					list($f1, $f2, $f3, $f4) = explode(':', $line);
					$arr[$f3] = $line;
				}
			}
		}
		ksort($arr);
		reset($arr);
		if($shadow_datei != '/etc/shadow'){
			$app->file->wf($group_datei, $app->file->remove_blank_lines(implode("\n", $arr), 0)."\n");
		}else {
			$app->file->wf($group_datei, $app->file->remove_blank_lines(implode("\n", $arr), 0));
		}
		unset($arr);

		$users = $app->file->no_comments($user_datei);
		$lines = explode("\n", $users);
		if(is_array($lines)){
			foreach($lines as $line){
				if(trim($line) != ""){
					list($f1, $f2, $f3, ) = explode(':', $line);
					if($f1 != 'toor'){
						$arr[$f3] = $line;
					} else {
						$arr[70000] = $line;
					}
				}
			}
		}
		ksort($arr);
		reset($arr);
		$app->file->wf($user_datei, $app->file->remove_blank_lines(implode("\n", $arr), 0));
		unset($arr);

		$passwds = $app->file->no_comments($shadow_datei);
		$lines = explode("\n", $passwds);
		if(is_array($lines)){
			foreach($lines as $line){
				if(trim($line) != ''){
					list($f1, $f2, $f3, ) = explode(':', $line);
					if($f1 != 'toor'){
						$uid = $this->getuid($f1);
						if(!is_bool($uid)) $arr[$uid] = $line;
					} else {
						$arr[70000] = $line;
					}
				}
			}
		}
		ksort($arr);
		reset($arr);
		$app->file->wf($shadow_datei, $app->file->remove_blank_lines(implode("\n", $arr), 0));
		unset($arr);
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	}
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	/**
	 * Find a user / group id
	 *
	 */
	function find_uid_gid($min, $max){
		global $app;
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		if($min < $max && $min >= 0 && $max >= 0 && $min <= 65536 && $max <= 65536 && is_int($min) && is_int($max)){
			for($i=$min;$i<=$max;$i++){
				$uid_arr[$i] = $gid_arr[$i] = 1;
			}
			$user_datei = $this->server_conf['passwd_datei'];
			$group_datei = $this->server_conf['group_datei'];

			$users = $app->file->no_comments($user_datei);
			$lines = explode("\n", $users);
			if(is_array($lines)){
				foreach($lines as $line){
					if(trim($line) != ''){
						list($f1, $f2, $f3, $f4, $f5, $f6, $f7) = explode(':', $line);
						if($f3 >= $min && $f3 <= $max) unset($uid_arr[$f3]);
					}
				}
				if(!empty($uid_arr)){
					foreach($uid_arr as $key => $val){
						$uids[] = $key;
					}
					$min_uid = min($uids);
					unset($uid_arr);
				} else {
					return false;
				}
			}

			$groups = $app->file->no_comments($group_datei);
			$lines = explode("\n", $groups);
			if(is_array($lines)){
				foreach($lines as $line){
					if(trim($line) != ''){
						list($f1, $f2, $f3, $f4) = explode(':', $line);
						if($f3 >= $min && $f3 <= $max) unset($gid_arr[$f3]);
					}
				}
				if(!empty($gid_arr)){
					foreach($gid_arr as $key => $val){
						$gids[] = $key;
					}
					$min_gid = min($gids);
					unset($gid_arr);
				} else {
					return false;
				}
			}

			$result = array_intersect($uids, $gids);
			$new_id = (max($result));
			unset($uids);
			unset($gids);
			unset($result);
			if($new_id <= $max){
				return $new_id;
			} else {
				return false;
			}
		} else {
			return false;
		}
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	}
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	/**
	 * Check if the users is really a user into the system
	 *
	 */
	function is_user($user){
		global $app;
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		$user_datei = $this->server_conf['passwd_datei'];
		$users = $app->file->no_comments($user_datei);
		$lines = explode("\n", $users);
		if(is_array($lines)){
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			foreach($lines as $line){
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				if(trim($line) != ''){
					list($f1, $f2, $f3, $f4, $f5, $f6, $f7) = explode(':', $line);
					if($f1 == $user) return true;
				}
			}
		}
		return false;
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	}
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	/**
	 * Check if the group is on this system
	 *
	 */
	function is_group($group){
		global $app;
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		$group_datei = $this->server_conf['group_datei'];
		$groups = $app->file->no_comments($group_datei);
		$lines = explode("\n", $groups);
		if(is_array($lines)){
			foreach($lines as $line){
				if(trim($line) != ""){
					list($f1, $f2, $f3, $f4) = explode(':', $line);
					if($f1 == $group) return true;
				}
			}
		}
		return false;
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	}
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	/*
	// Alternative implementation of the is_group function. Should be faster then the old one To be tested.
	function is_group($group) {
	$groupfile = '/etc/group';
	if(is_file($groupfile)) {
		$handle = fopen ($groupfile, "r");
		while (!feof($handle)) {
			$line = trim(fgets($handle, 4096));
			if($line != ""){
				$parts = explode(":", $line);
	        	if($parts[0] == $group) {
					fclose ($handle);
					return true;
				}
			}
		}
		fclose ($handle);
	}
	return false;
	}
	*/
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	function root_group(){
		global $app;
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		$group_datei = $this->server_conf['group_datei'];
		$groups = $app->file->no_comments($group_datei);
		$lines = explode("\n", $groups);
		if(is_array($lines)){
			foreach($lines as $line){
				if(trim($line) != ''){
					list($f1, $f2, $f3, $f4) = explode(':', $line);
					if($f3 == 0) return $f1;
				}
			}
		}
		return false;
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	}
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	/**
	 * Get the groups of an user
	 *
	 */
	function get_user_groups($username){
		global $app;
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		$user_groups = array();
		$group_datei = $this->server_conf['group_datei'];
		$groups = $app->file->no_comments($group_datei);
		$lines = explode("\n", $groups);
		if(is_array($lines)){
			foreach($lines as $line){
				if(trim($line) != ''){
					list($f1, $f2, $f3, $f4) = explode(':', $line);
					if(intval($f3) < intval($this->server_conf['groupid_von']) && trim($f1) != 'users'){
						$tmp_group_users = explode(',', str_replace(' ', '', $f4));
						if(in_array($username, $tmp_group_users) && trim($f1) != '') $user_groups[] = $f1;
						unset($tmp_group_users);
					}
				}
			}
		}
		if(!empty($user_groups)) return implode(',', $user_groups);
		return '';
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	}
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	/**
	 * Get a user password
	 *
	 */
	function getpasswd($user){
		global $app;
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		if($this->is_user($user)){
			$shadow_datei = $this->server_conf['shadow_datei'];
			$passwds = $app->file->no_comments($shadow_datei);
			$lines = explode("\n", $passwds);
			if(is_array($lines)){
				foreach($lines as $line){
					if(trim($line) != ''){
						list($f1, $f2, ) = explode(':', $line);
						if($f1 == $user) return $f2;
					}
				}
			}
		} else {
			return false;
		}
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	}
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	/**
	 * Get the user id from an user
	 *
	 */
	function getuid($user){
		global $app;
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		if($this->is_user($user)){
			$user_datei = $this->server_conf['passwd_datei'];
			$users = $app->file->no_comments($user_datei);
			$lines = explode("\n", $users);
			if(is_array($lines)){
				foreach($lines as $line){
					if(trim($line) != ''){
						list($f1, $f2, $f3, ) = explode(':', $line);
						if($f1 == $user) return $f3;
					}
				}
			}
		} else {
			return false;
		}
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	}
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	/**
	 * Get the group id from an group
	 *
	 */
	function getgid($group){
		global $app;
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		if($this->is_group($group)){
			$group_datei = $this->server_conf['group_datei'];
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			$groups = $app->file->no_comments($group_datei);
			$lines = explode("\n", $groups);
			if(is_array($lines)){
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				foreach($lines as $line){
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					if(trim($line) != ""){
						list($f1, $f2, $f3, $f4) = explode(':', $line);
						if($f1 == $group) return $f3;
					}
				}
			}
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		} else {
			return false;
		}
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	}
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	/**
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	 * Return info about a group by name
	 *
	 */
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	function posix_getgrnam($group) {
		if(!function_exists('posix_getgrnam')){
			$group_datei = $this->server_conf['group_datei'];
			$cmd = 'grep -m 1 "^'.$group.':" '.$group_datei;
			exec($cmd, $output, $return_var);
			if($return_var != 0 || !$output[0]) return false;
			list($f1, $f2, $f3, $f4) = explode(':', $output[0]);
			$f2 = trim($f2);
			$f3 = trim($f3);
			$f4 = trim($f4);
			if($f4 != ''){
				$members = explode(',', $f4);
			} else {
				$members = array();
			}
681 682 683 684 685
			$group_details = array( 'name' => $group,
				'passwd' => $f2,
				'members' => $members,
				'gid' => $f3);
			return $group_details;
686 687 688
		} else {
			return posix_getgrnam($group);
		}
689 690 691 692 693 694
	}





695 696 697 698 699 700
	/**
	 * Get all information from a user
	 *
	 */
	function get_user_attributes($user){
		global $app;
701 702 703 704 705 706 707 708 709 710 711 712 713 714 715 716 717 718 719 720 721 722 723 724
		if($this->is_user($user)){
			$user_datei = $this->server_conf['passwd_datei'];
			$users = $app->file->no_comments($user_datei);
			$lines = explode("\n", $users);
			if(is_array($lines)){
				foreach($lines as $line){
					if(trim($line) != ''){
						list($f1, $f2, $f3, $f4, $f5, $f6, $f7) = explode(':', $line);
						if($f1 == $user){
							$user_attr['username'] = $f1;
							$user_attr['x'] = $f2;
							$user_attr['uid'] = $f3;
							$user_attr['gid'] = $f4;
							$user_attr['name'] = $f5;
							$user_attr['homedir'] = $f6;
							$user_attr['shell'] = $f7;
							return $user_attr;
						}
					}
				}
			}
		} else {
			return false;
		}
725
	}
726 727 728 729 730





731 732 733 734
	/**
	 * Edit the owner of a file
	 *
	 */
735
	function chown($file, $owner, $allow_symlink = false){
736 737 738
		global $app;
		if($allow_symlink == false && $this->checkpath($file) == false) {
			$app->log("Action aborted, file is a symlink: $file", LOGLEVEL_WARN);
739 740
			return false;
		}
741 742 743 744 745 746 747 748
		if(file_exists($file)) {
			if(@chown($file, $owner)) {
				return true;
			} else {
				$app->log("chown failed: $file : $owner", LOGLEVEL_DEBUG);
				return false;
			}
		}
749
	}
750

751
	function chgrp($file, $group = '', $allow_symlink = false){
752 753 754
		global $app;
		if($allow_symlink == false && $this->checkpath($file) == false) {
			$app->log("Action aborted, file is a symlink: $file", LOGLEVEL_WARN);
755 756
			return false;
		}
757 758 759 760 761 762 763 764
		if(file_exists($file)) {
			if(@chgrp($file, $group)) {
				return true;
			} else {
				$app->log("chgrp failed: $file : $group", LOGLEVEL_DEBUG);
				return false;
			}
		}
765
	}
766

767 768
	//* Change the mode of a file
	function chmod($file, $mode, $allow_symlink = false) {
769
		global $app;
770
		if($allow_symlink == false && $this->checkpath($file) == false) {
771
			$app->log("Action aborted, file is a symlink: $file", LOGLEVEL_WARN);
772 773
			return false;
		}
774 775 776
		if(@chmod($file, $mode)) {
			return true;
		} else {
777
			$app->log("chmod failed: $file : $mode", LOGLEVEL_DEBUG);
778 779
			return false;
		}
780
	}
781

782
	function file_put_contents($filename, $data, $allow_symlink = false) {
783
		global $app;
784
		if($allow_symlink == false && $this->checkpath($filename) == false) {
785
			$app->log("Action aborted, file is a symlink: $filename", LOGLEVEL_WARN);
786 787
			return false;
		}
788
		if(file_exists($filename)) unlink($filename);
789 790
		return file_put_contents($filename, $data);
	}
791

792
	function file_get_contents($filename, $allow_symlink = false) {
793
		global $app;
794
		if($allow_symlink == false && $this->checkpath($filename) == false) {
795
			$app->log("Action aborted, file is a symlink: $filename", LOGLEVEL_WARN);
796 797
			return false;
		}
798
		return file_get_contents($filename, $data);
799
	}
800

801
	function rename($filename, $new_filename, $allow_symlink = false) {
802
		global $app;
803
		if($allow_symlink == false && $this->checkpath($filename) == false) {
804
			$app->log("Action aborted, file is a symlink: $filename", LOGLEVEL_WARN);
805 806 807 808
			return false;
		}
		return rename($filename, $new_filename);
	}
809

810
	function mkdir($dirname, $allow_symlink = false) {
811
		global $app;
812
		if($allow_symlink == false && $this->checkpath($dirname) == false) {
813
			$app->log("Action aborted, file is a symlink: $dirname", LOGLEVEL_WARN);
814 815
			return false;
		}
816 817 818
		if(@mkdir($dirname)) {
			return true;
		} else {
819
			$app->log("mkdir failed: $dirname", LOGLEVEL_DEBUG);
820 821
			return false;
		}
822
	}
823

824
	function unlink($filename) {
825
		if(file_exists($filename) || is_link($filename)) {
826 827
			return unlink($filename);
		}
828
	}
829 830 831

	function copy($file1, $file2) {
		return copy($file1, $file2);
832
	}
833

834
	function touch($file, $allow_symlink = false){
835 836 837 838 839
		global $app;
		if($allow_symlink == false && @file_exists($file) && $this->checkpath($file) == false) {
			$this->unlink($file);
		}
		if(@touch($file)) {
840
			return true;
841 842
		} else {
			$app->log("touch failed: $file", LOGLEVEL_DEBUG);
843
			return false;
844
		}
845
	}
846

847 848 849
	function checkpath($path) {
		$path = trim($path);
		//* We allow only absolute paths
850 851
		if(substr($path, 0, 1) != '/') return false;

852
		//* We allow only some characters in the path
853
		// * is allowed, for example it is part of wildcard certificates/keys: *.example.com.crt
854 855
		if(!preg_match('@^/[-a-zA-Z0-9_/.*~]{1,}$@', $path)) return false;

856
		//* Check path for symlinks
857
		$path_parts = explode('/', $path);
858 859 860 861 862
		$testpath = '';
		foreach($path_parts as $p) {
			$testpath .= '/'.$p;
			if(is_link($testpath)) return false;
		}
863

864
		return true;
865
	}
866 867 868 869 870





871 872 873 874 875 876
	/**
	 * Add an user to a specific group
	 *
	 */
	function add_user_to_group($group, $user = 'admispconfig'){
		global $app;
877 878 879 880 881 882 883 884 885 886 887 888 889 890 891 892 893 894 895 896 897
		$group_file = $app->file->rf($this->server_conf['group_datei']);
		$group_file_lines = explode("\n", $group_file);
		foreach($group_file_lines as $group_file_line){
			list($group_name, $group_x, $group_id, $group_users) = explode(':', $group_file_line);
			if($group_name == $group){
				$group_users = explode(',', str_replace(' ', '', $group_users));
				if(!in_array($user, $group_users)){
					$group_users[] = $user;
				}
				$group_users = implode(',', $group_users);
				if(substr($group_users, 0, 1) == ',') $group_users = substr($group_users, 1);
				$group_file_line = $group_name.':'.$group_x.':'.$group_id.':'.$group_users;
			}
			$new_group_file[] = $group_file_line;
		}
		$new_group_file = implode("\n", $new_group_file);
		$app->file->wf($this->server_conf['group_datei'], $new_group_file);
		$app->file->remove_blank_lines($this->server_conf['group_datei']);
		if($this->server_conf['shadow_datei'] != '/etc/shadow'){
			$app->log->caselog('pwd_mkdb '.$this->server_conf['shadow_datei'].' &> /dev/null', $this->FILE, __LINE__);
		}
898
	}
899

900
	/*
901 902 903
	function usermod($user, $groups){
		global $app;
	  	if($this->is_user($user)){
904 905
		    $groups = explode(',', str_replace(' ', '', $groups));
	    	$group_file = $app->file->rf($this->server_conf['group_datei']);
906 907 908
	    	$group_file_lines = explode("\n", $group_file);
	    	foreach($group_file_lines as $group_file_line){
	      		if(trim($group_file_line) != ""){
909 910
	        		list($f1, $f2, $f3, $f4) = explode(':', $group_file_line);
	        		$group_users = explode(',', str_replace(' ', '', $f4));
911 912 913 914 915 916
	        		if(!in_array($f1, $groups)){
	          			if(in_array($user, $group_users)){
	            			$g_users = array();
	            			foreach($group_users as $group_user){
	              				if($group_user != $user) $g_users[] = $group_user;
	            			}
917
	            			$f4 = implode(',', $g_users);
918 919 920
	          			}
		        	} else {
	          			if(!in_array($user, $group_users)){
921
	            			if(trim($group_users[0]) == '') unset($group_users);
922 923
	            			$group_users[] = $user;
	          			}
924
	          			$f4 = implode(',', $group_users);
925
	        		}
926
	        		$new_group_file[] = $f1.':'.$f2.':'.$f3.':'.$f4;
927 928 929
	      		}
	    	}
	    	$new_group_file = implode("\n", $new_group_file);
930 931 932 933
	    	$app->file->wf($this->server_conf['group_datei'], $new_group_file);
	    	$app->file->remove_blank_lines($this->server_conf['group_datei']);
	    	if($this->server_conf['shadow_datei'] != '/etc/shadow'){
	      		$app->log->caselog('pwd_mkdb '.$this->server_conf['shadow_datei'].' &> /dev/null', $this->FILE, __LINE__);
934 935 936
	    	}
	    	return true;
	  	} else {
937
		    return false;
938 939
	  	}
	}
940 941 942 943 944 945 946 947 948 949 950 951 952 953 954 955 956 957 958 959 960 961 962 963 964 965 966 967 968 969 970 971 972 973 974 975 976 977 978 979 980 981 982 983 984 985 986 987 988 989 990 991 992 993 994 995 996 997 998 999 1000 1001 1002
	*/

	/**boot autostart etc
	 *
	 */
	function rc_edit($service, $rl, $action){
		// $action = "on|off";
		global $app;
		$dist_init_scripts = $app->system->server_conf['dist_init_scripts'];
		$dist_runlevel = $app->system->server_conf['dist_runlevel'];
		$dist = $app->system->server_conf['dist'];
		if(trim($dist_runlevel) == ''){ // falls es keine runlevel gibt (FreeBSD)
			if($action == 'on'){
				@symlink($dist_init_scripts.'/'.$service, $dist_init_scripts.'/'.$service.'.sh');
			}
			if($action == 'off'){
				if(is_link($dist_init_scripts.'/'.$service.'.sh')){
					unlink($dist_init_scripts.'/'.$service.'.sh');
				} else {
					rename($dist_init_scripts.'/'.$service.'.sh', $dist_init_scripts.'/'.$service);
				}
			}
		} else { // Linux
			if(substr($dist, 0, 4) == 'suse'){
				if($action == 'on'){
					exec("chkconfig --add $service &> /dev/null");
				}
				if($action == 'off'){
					exec("chkconfig --del $service &> /dev/null");
				}
			} else {
				$runlevels = explode(',', $rl);
				foreach($runlevels as $runlevel){
					$runlevel = trim($runlevel);
					if($runlevel != '' && is_dir($dist_runlevel.'/rc'.$runlevel.'.d')){
						$handle=opendir($dist_runlevel.'/rc'.$runlevel.'.d');
						while($file = readdir($handle)){
							if($file != '.' && $file != '..'){
								$target = @readlink($dist_runlevel.'/rc'.$runlevel.'.d/'.$file);
								if(strstr($file, $service) && strstr($target, $service) && substr($file, 0, 1) == 'S') $ln_arr[$runlevel][] = $dist_runlevel.'/rc'.$runlevel.'.d/'.$file;
							}
						}
						closedir($handle);
					}
					if($action == 'on'){
						if(!is_array($ln_arr[$runlevel])) @symlink($dist_init_scripts.'/'.$service, $dist_runlevel.'/rc'.$runlevel.'.d/S99'.$service);
					}
					if($action == 'off'){
						if(is_array($ln_arr[$runlevel])){
							foreach($ln_arr[$runlevel] as $link){
								unlink($link);
							}
						}
					}
				}
			}
		}
	}





1003 1004 1005 1006 1007 1008
	/**
	 * Filter information from the commands
	 *
	 */
	function grep($content, $string, $params = ''){
		global $app;
1009 1010 1011 1012 1013 1014 1015 1016 1017 1018 1019 1020 1021 1022 1023 1024 1025 1026 1027 1028 1029 1030 1031 1032 1033 1034 1035 1036 1037 1038 1039 1040 1041 1042 1043 1044 1045 1046 1047 1048 1049 1050
		// params: i, v, w
		$content = $app->file->unix_nl($content);
		$lines = explode("\n", $content);
		foreach($lines as $line){
			if(!strstr($params, 'w')){
				if(strstr($params, 'i')){
					if(strstr($params, 'v')){
						if(!stristr($line, $string)) $find[] = $line;
					} else {
						if(stristr($line, $string)) $find[] = $line;
					}
				} else {
					if(strstr($params, 'v')){
						if(!strstr($line, $string)) $find[] = $line;
					} else {
						if(strstr($line, $string)) $find[] = $line;
					}
				}
			} else {
				if(strstr($params, 'i')){
					if(strstr($params, 'v')){
						if(!$app->string->is_word($string, $line, 'i')) $find[] = $line;
					} else {
						if($app->string->is_word($string, $line, 'i')) $find[] = $line;
					}
				} else {
					if(strstr($params, 'v')){
						if(!$app->string->is_word($string, $line)) $find[] = $line;
					} else {
						if($app->string->is_word($string, $line)) $find[] = $line;
					}
				}
			}
		}
		if(is_array($find)){
			$ret_val = implode("\n", $find);
			if(substr($ret_val, -1) != "\n") $ret_val .= "\n";
			$find = NULL;
			return $ret_val;
		} else {
			return false;
		}
1051
	}
1052 1053 1054 1055 1056





1057 1058 1059 1060 1061 1062
	/**
	 * Strip content from fields
	 *
	 */
	function cut($content, $field, $delimiter = ':'){
		global $app;
1063 1064 1065 1066 1067 1068 1069 1070 1071 1072 1073 1074 1075 1076
		$content = $app->file->unix_nl($content);
		$lines = explode("\n", $content);
		foreach($lines as $line){
			$elms = explode($delimiter, $line);
			$find[] = $elms[($field-1)];
		}
		if(is_array($find)){
			$ret_val = implode("\n", $find);
			if(substr($ret_val, -1) != "\n") $ret_val .= "\n";
			$find = NULL;
			return $ret_val;
		} else {
			return false;
		}
1077
	}
1078 1079 1080 1081 1082





1083 1084 1085 1086 1087 1088
	/**
	 * Get the content off a file
	 *
	 */
	function cat($file){
		global $app;
1089
		return $app->file->rf($file);
1090
	}
1091 1092 1093 1094 1095





1096 1097 1098 1099 1100 1101
	/**
	 * Control services to restart etc
	 *
	 */
	function daemon_init($daemon, $action){
		//* $action = start|stop|restart|reload
1102 1103 1104 1105 1106 1107 1108 1109 1110 1111 1112 1113 1114 1115 1116 1117 1118 1119 1120 1121 1122 1123 1124 1125 1126 1127 1128 1129 1130 1131 1132 1133 1134 1135 1136 1137
		global $app;
		$dist = $this->server_conf['dist'];
		$dist_init_scripts = $this->server_conf['dist_init_scripts'];
		if(!strstr($dist, 'freebsd')){
			$app->log->caselog("$dist_init_scripts/$daemon $action &> /dev/null", $this->FILE, __LINE__);
		} else {
			if(is_file($dist_init_scripts.'/'.$daemon.'.sh') || is_link($dist_init_scripts.'/'.$daemon.'.sh')){
				if($action == 'start' || $action == 'stop'){
					$app->log->caselog($dist_init_scripts.'/'.$daemon.'.sh '.$action.' &> /dev/null', $this->FILE, __LINE__);
				} else {
					$app->log->caselog($dist_init_scripts.'/'.$daemon.'.sh stop &> /dev/null', $this->FILE, __LINE__);
					sleep(3);
					$app->log->caselog($dist_init_scripts.'/'.$daemon.'.sh start &> /dev/null', $this->FILE, __LINE__);
				}
			} else {
				if(is_file($dist_init_scripts.'/'.$daemon) || is_link($dist_init_scripts.'/'.$daemon)){
					if($action == 'start' || $action == 'stop'){
						$app->log->caselog($dist_init_scripts.'/'.$daemon.' '.$action.' &> /dev/null', $this->FILE, __LINE__);
					} else {
						$app->log->caselog($dist_init_scripts.'/'.$daemon.' stop &> /dev/null', $this->FILE, __LINE__);
						sleep(3);
						$app->log->caselog($dist_init_scripts.'/'.$daemon.' start &> /dev/null', $this->FILE, __LINE__);
					}
				} else {
					if(is_file('/etc/rc.d/'.$daemon) || is_link('/etc/rc.d/'.$daemon)){
						if($action == 'start' || $action == 'stop'){
							$app->log->caselog('/etc/rc.d/'.$daemon.' '.$action.' &> /dev/null', $this->FILE, __LINE__);
						} else {
							$app->log->caselog('/etc/rc.d/'.$daemon.' stop &> /dev/null', $this->FILE, __LINE__);
							sleep(3);
							$app->log->caselog('/etc/rc.d/'.$daemon.' start &> /dev/null', $this->FILE, __LINE__);
						}
					}
				}
			}
		}
1138
	}
1139

1140
	function netmask($netmask){
1141 1142 1143 1144 1145 1146 1147
		list($f1, $f2, $f3, $f4) = explode('.', trim($netmask));
		$bin = str_pad(decbin($f1), 8, '0', STR_PAD_LEFT).str_pad(decbin($f2), 8, '0', STR_PAD_LEFT).str_pad(decbin($f3), 8, '0', STR_PAD_LEFT).str_pad(decbin($f4), 8, '0', STR_PAD_LEFT);
		$parts = explode('0', $bin);
		$bin = str_pad($parts[0], 32, '0', STR_PAD_RIGHT);
		$bin = wordwrap($bin, 8, '.', 1);
		list($f1, $f2, $f3, $f4) = explode('.', trim($bin));
		return bindec($f1).'.'.bindec($f2).'.'.bindec($f3).'.'.bindec($f4);
1148
	}
1149

1150
	function binary_netmask($netmask){
1151 1152 1153 1154
		list($f1, $f2, $f3, $f4) = explode('.', trim($netmask));
		$bin = str_pad(decbin($f1), 8, '0', STR_PAD_LEFT).str_pad(decbin($f2), 8, '0', STR_PAD_LEFT).str_pad(decbin($f3), 8, '0', STR_PAD_LEFT).str_pad(decbin($f4), 8, '0', STR_PAD_LEFT);
		$parts = explode('0', $bin);
		return substr_count($parts[0], '1');
1155
	}
1156

1157
	function network($ip, $netmask){
1158 1159 1160 1161 1162 1163 1164 1165 1166 1167 1168
		$netmask = $this->netmask($netmask);
		list($f1, $f2, $f3, $f4) = explode('.', $netmask);
		$netmask_bin = str_pad(decbin($f1), 8, '0', STR_PAD_LEFT).str_pad(decbin($f2), 8, '0', STR_PAD_LEFT).str_pad(decbin($f3), 8, '0', STR_PAD_LEFT).str_pad(decbin($f4), 8, '0', STR_PAD_LEFT);
		list($f1, $f2, $f3, $f4) = explode('.', $ip);
		$ip_bin = str_pad(decbin($f1), 8, '0', STR_PAD_LEFT).str_pad(decbin($f2), 8, '0', STR_PAD_LEFT).str_pad(decbin($f3), 8, '0', STR_PAD_LEFT).str_pad(decbin($f4), 8, '0', STR_PAD_LEFT);
		for($i=0;$i<32;$i++){
			$network_bin .= substr($netmask_bin, $i, 1) * substr($ip_bin, $i, 1);
		}
		$network_bin = wordwrap($network_bin, 8, '.', 1);
		list($f1, $f2, $f3, $f4) = explode('.', trim($network_bin));
		return bindec($f1).'.'.bindec($f2).'.'.bindec($f3).'.'.bindec($f4);
1169
	}
1170 1171 1172 1173 1174





1175 1176 1177 1178 1179 1180
	/**
	 * Make a broadcast address from an IP number in combination with netmask
	 *
	 */
	function broadcast($ip, $netmask){
		$netmask = $this->netmask($netmask);
1181 1182 1183 1184 1185 1186 1187
		$binary_netmask = $this->binary_netmask($netmask);
		list($f1, $f2, $f3, $f4) = explode('.', $ip);
		$ip_bin = str_pad(decbin($f1), 8, '0', STR_PAD_LEFT).str_pad(decbin($f2), 8, '0', STR_PAD_LEFT).str_pad(decbin($f3), 8, '0', STR_PAD_LEFT).str_pad(decbin($f4), 8, '0', STR_PAD_LEFT);
		$broadcast_bin = str_pad(substr($ip_bin, 0, $binary_netmask), 32, '1', STR_PAD_RIGHT);
		$broadcast_bin = wordwrap($broadcast_bin, 8, '.', 1);
		list($f1, $f2, $f3, $f4) = explode('.', trim($broadcast_bin));
		return bindec($f1).'.'.bindec($f2).'.'.bindec($f3).'.'.bindec($f4);
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	}
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	/**
	 * Get the network address information
	 *
	 */
	function network_info(){
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		$dist = $this->server_conf['dist'];
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		ob_start();
		passthru('ifconfig');
		$output = ob_get_contents();
		ob_end_clean();
		$lines = explode("\n", $output);
		foreach($lines as $line){
			$elms = explode(' ', $line);
			if(trim($elms[0]) != '' && substr($elms[0], 0, 1) != "\t"){
				$elms[0] = trim($elms[0]);
				if(strstr($dist, 'freebsd')) $elms[0] = substr($elms[0], 0, -1);
				$interfaces[] = $elms[0];
			}
		}
		if(!empty($interfaces)){
			foreach($interfaces as $interface){
				ob_start();
				if(!strstr($dist, 'freebsd')){
					passthru('ifconfig '.$interface." | grep -iw 'inet' | cut -f2 -d: | cut -f1 -d' '");
				} else {
					passthru('ifconfig '.$interface." | grep -iw 'inet' | grep -iv 'inet6' | cut -f2 -d' '");
				}
				$output = trim(ob_get_contents());
				ob_end_clean();
				if($output != ''){
					$ifconfig['INTERFACE'][$interface] = $output;
					$ifconfig['IP'][$output] = $interface;
				}
			}
			if(!empty($ifconfig)){
				return $ifconfig;
			} else {
				return false;
			}
		} else {
			return false;
		}
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	}
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	/**
	 * Configure the network settings from the system
	 *
	 */
	function network_config(){
		$ifconfig = $this->network_info();
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		if($ifconfig){
			$main_interface = $ifconfig['IP'][$this->server_conf['server_ip']];
			if(strstr($main_interface, ':')){
				$parts = explode(':', $main_interface);
				$main_interface = trim($parts[0]);
			}
			if($main_interface != ''){
				$ips = $this->data['isp_server_ip'];
				if(!empty($ips)){
					foreach($ips as $ip){
						if(!isset($ifconfig['IP'][$ip['server_ip']])){
							$to_set[] = $ip['server_ip'];
						} else {
							unset($ifconfig['IP'][$ip['server_ip']]);
						}
					}
					if(!empty($ifconfig['IP'])){
						foreach($ifconfig['IP'] as $key => $val){
							if(!strstr($val, 'lo') && !strstr($val, 'lp') && strstr($val, $main_interface)){
								exec('ifconfig '.$val.' down &> /dev/null');
								unset($ifconfig['INTERFACE'][$val]);
							}
						}
					}
					if(!empty($to_set)){
						foreach($to_set as $to){
							$i = 0;
							while($i >= 0){
								if(isset($ifconfig['INTERFACE'][$main_interface.':'.$i])){
									$i++;
								} else {
									$new_interface = $main_interface.':'.$i;
									$i = -1;
								}
							}
							exec('ifconfig '.$new_interface.' '.$to.' netmask '.$this->server_conf['server_netzmaske'].' up &> /dev/null');
							$ifconfig['INTERFACE'][$new_interface] = $to;
						}
					}
				}
			}
		}
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	}
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	function quota_dirs(){
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		global $app;
		$content = $app->file->unix_nl($app->file->no_comments('/etc/fstab'));
		$lines = explode("\n", $content);
		foreach($lines as $line){
			$line = trim($line);
			if($line != ''){
				$elms = explode("\t", $line);
				foreach($elms as $elm){
					if(trim($elm) != '') $f[] = $elm;
				}
				if(!empty($f) && stristr($f[3], 'userquota') && stristr($f[3], 'groupquota')){
					$q_dirs[] = trim($f[1]);
				}
				unset($f);
			}
		}
		if(!empty($q_dirs)){
			return $q_dirs;
		} else {
			return false;
		}
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	}
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	/**
	 * Scan the trash for virusses infection
	 *
	 */
	function make_trashscan(){
		global $app;
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		//trashscan erstellen
		// Template Öffnen
		$app->tpl->clear_all();
		$app->tpl->define( array(table    => 'trashscan.master'));

		if(!isset($this->server_conf['virusadmin']) || trim($this->server_conf['virusadmin']) == '') $this->server_conf['virusadmin'] = 'admispconfig@localhost';
		if(substr($this->server_conf['virusadmin'], 0, 1) == '#'){
			$notify = 'no';
		} else {
			$notify = 'yes';
		}

		// Variablen zuweisen
		$app->tpl->assign( array(VIRUSADMIN => $this->server_conf['virusadmin'],
				NOTIFICATION => $notify));

		$app->tpl->parse(TABLE, table);

		$trashscan_text = $app->tpl->fetch();

		$datei = '/home/admispconfig/ispconfig/tools/clamav/bin/trashscan';
		$app->file->wf($datei, $trashscan_text);

		chmod($datei, 0755);
		chown($datei, 'admispconfig');
		chgrp($datei, 'admispconfig');
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	}
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	/**
	 * Get the current time
	 *
	 */
	function get_time(){
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		$addr = 'http://www.ispconfig.org/';
		$timeout = 1;
		$url_parts = parse_url($addr);
		$path = $url_parts['path'];
		$port = 80;
		$urlHandle = @fsockopen($url_parts['host'], $port, $errno, $errstr, $timeout);
		if ($urlHandle){
			socket_set_timeout($urlHandle, $timeout);

			$urlString = 'GET '.$path." HTTP/1.0\r\nHost: ".$url_parts['host']."\r\nConnection: Keep-Alive\r\nUser-Agent: Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.1)\r\n";
			if ($user) $urlString .= 'Authorization: Basic '.base64_encode($user.':'.$pass)."\r\n";
			$urlString .= "\r\n";
			fputs($urlHandle, $urlString);

			$month['Jan'] = '01';
			$month['Feb'] = '02';
			$month['Mar'] = '03';
			$month['Apr'] = '04';
			$month['May'] = '05';
			$month['Jun'] = '06';
			$month['Jul'] = '07';
			$month['Aug'] = '08';
			$month['Sep'] = '09';
			$month['Oct'] = '10';
			$month['Nov'] = '11';
			$month['Dec'] = '12';
			$c = 0;
			$l = 0;
			$startzeit = time();
			while(!feof($urlHandle) && $c < 2 && $l == 0){
				$line = trim(fgets($urlHandle, 128));
				$response .= $line;
				$c = time() - $startzeit;
				if($line == '' || substr($line, 0, 5) == 'Date:') $l += 1; // nur den Header auslesen
				if(substr($line, 0, 5) == 'Date:'){
					$parts = explode(' ', $line);
					$tag = $parts[2];
					$monat = $month[$parts[3]];
					$jahr = $parts[4];
					list($stunde, $minute, $sekunde) = explode(':', $parts[5]);
					$timestamp = mktime($stunde, $minute, $sekunde, $monat, $tag, $jahr);
				}
			}

			@fclose($urlHandle);

			return $timestamp;
		} else {
			@fclose($urlHandle);
			return false;
		}
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	}
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	function replaceLine($filename, $search_pattern, $new_line, $strict = 0, $append = 1) {
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		global $app;
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		if($this->checkpath($filename) == false) {
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			$app->log("Action aborted, file is a symlink: $filename", LOGLEVEL_WARN);
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			return false;
		}
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		$lines = @file($filename);
		$out = '';
		$found = 0;
		if(is_array($lines)) {
			foreach($lines as $line) {
				if($strict == 0) {
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					if(stristr($line, $search_pattern)) {
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						$out .= $new_line."\n";
						$found = 1;
					} else {
						$out .= $line;
					}
				} else {
					if(trim($line) == $search_pattern) {
						$out .= $new_line."\n";
						$found = 1;
					} else {
						$out .= $line;
					}
				}
			}
		}
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		if($found == 0) {
			//* add \n if the last line does not end with \n or \r
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			if(substr($out, -1) != "\n" && substr($out, -1) != "\r" && filesize($filename) > 0) $out .= "\n";
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			//* add the new line at the end of the file
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			if($append == 1) {
				$out .= $new_line."\n";
			}
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		}
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		file_put_contents($filename, $out);
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	}
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	function removeLine($filename, $search_pattern, $strict = 0) {
		global $app;
		if($this->checkpath($filename) == false) {
			$app->log("Action aborted, file is a symlink: $filename", LOGLEVEL_WARN);
			return false;
		}
		if($lines = @file($filename)) {
			$out = '';
			foreach($lines as $line) {
				if($strict == 0) {
					if(!stristr($line, $search_pattern)) {
						$out .= $line;
					}
				} else {
					if(!trim($line) == $search_pattern) {
						$out .= $line;
					}
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				}
			}
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			file_put_contents($filename, $out);
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		}
	}
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	function maildirmake($maildir_path, $user = '', $subfolder = '') {
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		global $app;
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		if($subfolder != '') {
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			$dir = escapeshellcmd($maildir_path.'/.'.$subfolder);
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		} else {
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			$dir = escapeshellcmd($maildir_path);
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		}
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		if(!is_dir($dir)) mkdir($dir, 0700, true);
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		if($user != '' && $user != 'root' && $this->is_user($user)) {
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			$user = escapeshellcmd($user);
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			// I assume that the name of the (vmail group) is the same as the name of the mail user in ISPConfig 3
			$group = $user;
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			if(is_dir($dir)) $this->chown($dir, $user);
			if(is_dir($dir)) $this->chgrp($dir, $group);
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			$chown_mdsub = true;
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		}
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		$maildirsubs = array('cur', 'new', 'tmp');
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		foreach ($maildirsubs as $mdsub) {
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			if(!is_dir($dir.'/'.$mdsub)) mkdir($dir.'/'.$mdsub, 0700, true);
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			if ($chown_mdsub) {
				chown($dir.'/'.$mdsub, $user);
				chgrp($dir.'/'.$mdsub, $group);
			}
		}

		chmod($dir, 0700);
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		/*
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		if($user != '' && $this->is_user($user) && $user != 'root') {
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			$user = escapeshellcmd($user);
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			// I assume that the name of the (vmail group) is the same as the name of the mail user in ISPConfig 3
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			$group = $user;
			exec("chown $user:$group $dir $dir_cur $dir_new $dir_tmp");
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		}
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		*/
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		//* Add the subfolder to the subscriptions and courierimapsubscribed files
		if($subfolder != '') {
			// Courier
			if(!is_file($maildir_path.'/courierimapsubscribed')) {
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				$tmp_file = escapeshellcmd($maildir_path.'/courierimapsubscribed');
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				touch($tmp_file);
				chmod($tmp_file, 0744);
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				chown($tmp_file, 'vmail');
				chgrp($tmp_file, 'vmail');
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			}
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			$this->replaceLine($maildir_path.'/courierimapsubscribed', 'INBOX.'.$subfolder, 'INBOX.'.$subfolder, 1, 1);

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			// Dovecot
			if(!is_file($maildir_path.'/subscriptions')) {
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				$tmp_file = escapeshellcmd($maildir_path.'/subscriptions');