florian030
2014-02-25 cce9d63279d9078dd0292dd015be497600ac5f32
server/plugins-available/nginx_plugin.inc.php
@@ -1,5 +1,33 @@
<?php
/*
Copyright (c) 2007 - 2012, Till Brehm, projektfarm Gmbh
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 nginx_plugin {
   var $plugin_name = 'nginx_plugin';
@@ -7,13 +35,14 @@
   // private variables
   var $action = '';
   var $ssl_certificate_changed = false;
   //* This function is called during ispconfig installation to determine
   //  if a symlink shall be created for this plugin.
   function onInstall() {
      global $conf;
      if($conf['services']['proxy'] == true && $conf['nginx']['installed'] == true) {
      if($conf['services']['web'] == true && !@is_link('/usr/local/ispconfig/server/plugins-enabled/apache2_plugin.inc.php')) {
         return true;
      } else {
         return false;
@@ -32,67 +61,802 @@
      /*
      Register for the events
      */
      $app->plugins->registerEvent('web_domain_insert',$this->plugin_name,'ssl');
      $app->plugins->registerEvent('web_domain_update',$this->plugin_name,'ssl');
      $app->plugins->registerEvent('web_domain_delete',$this->plugin_name,'ssl');
      $app->plugins->registerEvent('web_domain_insert', $this->plugin_name, 'ssl');
      $app->plugins->registerEvent('web_domain_update', $this->plugin_name, 'ssl');
      $app->plugins->registerEvent('web_domain_delete', $this->plugin_name, 'ssl');
      $app->plugins->registerEvent('web_domain_insert',$this->plugin_name,'insert');
      $app->plugins->registerEvent('web_domain_update',$this->plugin_name,'update');
      $app->plugins->registerEvent('web_domain_delete',$this->plugin_name,'delete');
   //   $app->plugins->registerEvent('proxy_reverse_insert',$this->plugin_name,'rewrite_insert');
   //   $app->plugins->registerEvent('proxy_reverse_update',$this->plugin_name,'rewrite_update');
   //   $app->plugins->registerEvent('proxy_reverse_delete',$this->plugin_name,'rewrite_delete');
      $app->plugins->registerEvent('web_domain_insert', $this->plugin_name, 'insert');
      $app->plugins->registerEvent('web_domain_update', $this->plugin_name, 'update');
      $app->plugins->registerEvent('web_domain_delete', $this->plugin_name, 'delete');
      $app->plugins->registerEvent('server_ip_insert', $this->plugin_name, 'server_ip');
      $app->plugins->registerEvent('server_ip_update', $this->plugin_name, 'server_ip');
      $app->plugins->registerEvent('server_ip_delete', $this->plugin_name, 'server_ip');
      /*
      $app->plugins->registerEvent('webdav_user_insert',$this->plugin_name,'webdav');
      $app->plugins->registerEvent('webdav_user_update',$this->plugin_name,'webdav');
      $app->plugins->registerEvent('webdav_user_delete',$this->plugin_name,'webdav');
      */
      $app->plugins->registerEvent('client_delete', $this->plugin_name, 'client_delete');
      $app->plugins->registerEvent('web_folder_user_insert', $this->plugin_name, 'web_folder_user');
      $app->plugins->registerEvent('web_folder_user_update', $this->plugin_name, 'web_folder_user');
      $app->plugins->registerEvent('web_folder_user_delete', $this->plugin_name, 'web_folder_user');
      $app->plugins->registerEvent('web_folder_update', $this->plugin_name, 'web_folder_update');
      $app->plugins->registerEvent('web_folder_delete', $this->plugin_name, 'web_folder_delete');
   }
   // Handle the creation of SSL certificates
   function ssl($event_name, $data) {
      global $app, $conf;
      $app->uses('system');
      // load the server configuration options
      $app->uses('getconf');
      $web_config = $app->getconf->get_server_config($conf['server_id'], 'web');
      if ($web_config['CA_path']!='' && !file_exists($web_config['CA_path'].'/openssl.cnf'))
         $app->log("CA path error, file does not exist:".$web_config['CA_path'].'/openssl.cnf', LOGLEVEL_ERROR);
      //* Only vhosts can have a ssl cert
      if($data["new"]["type"] != "vhost" && $data["new"]["type"] != "vhostsubdomain" && $data["new"]["type"] != "vhostalias") return;
      // if(!is_dir($data['new']['document_root'].'/ssl')) exec('mkdir -p '.$data['new']['document_root'].'/ssl');
      if(!is_dir($data['new']['document_root'].'/ssl')) $app->system->mkdirpath($data['new']['document_root'].'/ssl');
      $ssl_dir = $data['new']['document_root'].'/ssl';
      $domain = $data['new']['ssl_domain'];
      $key_file = $ssl_dir.'/'.$domain.'.key.org';
      $key_file2 = $ssl_dir.'/'.$domain.'.key';
      $csr_file = $ssl_dir.'/'.$domain.'.csr';
      $crt_file = $ssl_dir.'/'.$domain.'.crt';
      //* Create a SSL Certificate
      if($data['new']['ssl_action'] == 'create' && $conf['mirror_server_id'] == 0) {
         $this->ssl_certificate_changed = true;
         //* Rename files if they exist
         if(file_exists($key_file)){
            $app->system->rename($key_file, $key_file.'.bak');
            $app->system->chmod($key_file.'.bak', 0400);
         }
         if(file_exists($key_file2)){
            $app->system->rename($key_file2, $key_file2.'.bak');
            $app->system->chmod($key_file2.'.bak', 0400);
         }
         if(file_exists($csr_file)) $app->system->rename($csr_file, $csr_file.'.bak');
         if(file_exists($crt_file)) $app->system->rename($crt_file, $crt_file.'.bak');
         $rand_file = $ssl_dir.'/random_file';
         $rand_data = md5(uniqid(microtime(), 1));
         for($i=0; $i<1000; $i++) {
            $rand_data .= md5(uniqid(microtime(), 1));
            $rand_data .= md5(uniqid(microtime(), 1));
            $rand_data .= md5(uniqid(microtime(), 1));
            $rand_data .= md5(uniqid(microtime(), 1));
         }
         $app->system->file_put_contents($rand_file, $rand_data);
         $ssl_password = substr(md5(uniqid(microtime(), 1)), 0, 15);
         $ssl_cnf = "        RANDFILE               = $rand_file
        [ req ]
        default_bits           = 2048
        default_keyfile        = keyfile.pem
        distinguished_name     = req_distinguished_name
        attributes             = req_attributes
        prompt                 = no
        output_password        = $ssl_password
        [ req_distinguished_name ]
        C                      = ".trim($data['new']['ssl_country'])."
        ST                     = ".trim($data['new']['ssl_state'])."
        L                      = ".trim($data['new']['ssl_locality'])."
        O                      = ".trim($data['new']['ssl_organisation'])."
        OU                     = ".trim($data['new']['ssl_organisation_unit'])."
        CN                     = $domain
        emailAddress           = webmaster@".$data['new']['domain']."
        [ req_attributes ]
        challengePassword              = A challenge password";
         $ssl_cnf_file = $ssl_dir.'/openssl.conf';
         $app->system->file_put_contents($ssl_cnf_file, $ssl_cnf);
         $rand_file = escapeshellcmd($rand_file);
         $key_file = escapeshellcmd($key_file);
         if(substr($domain, 0, 2) == '*.' && strpos($key_file, '/ssl/\*.') !== false) $key_file = str_replace('/ssl/\*.', '/ssl/*.', $key_file); // wildcard certificate
         $key_file2 = escapeshellcmd($key_file2);
         if(substr($domain, 0, 2) == '*.' && strpos($key_file2, '/ssl/\*.') !== false) $key_file2 = str_replace('/ssl/\*.', '/ssl/*.', $key_file2); // wildcard certificate
         $ssl_days = 3650;
         $csr_file = escapeshellcmd($csr_file);
         if(substr($domain, 0, 2) == '*.' && strpos($csr_file, '/ssl/\*.') !== false) $csr_file = str_replace('/ssl/\*.', '/ssl/*.', $csr_file); // wildcard certificate
         $config_file = escapeshellcmd($ssl_cnf_file);
         $crt_file = escapeshellcmd($crt_file);
         if(substr($domain, 0, 2) == '*.' && strpos($crt_file, '/ssl/\*.') !== false) $crt_file = str_replace('/ssl/\*.', '/ssl/*.', $crt_file); // wildcard certificate
         if(is_file($ssl_cnf_file) && !is_link($ssl_cnf_file)) {
            exec("openssl genrsa -des3 -rand $rand_file -passout pass:$ssl_password -out $key_file 2048");
            exec("openssl req -new -passin pass:$ssl_password -passout pass:$ssl_password -key $key_file -out $csr_file -days $ssl_days -config $config_file");
            exec("openssl rsa -passin pass:$ssl_password -in $key_file -out $key_file2");
            if(file_exists($web_config['CA_path'].'/openssl.cnf'))
            {
               exec("openssl ca -batch -out $crt_file -config ".$web_config['CA_path']."/openssl.cnf -passin pass:".$web_config['CA_pass']." -in $csr_file");
               $app->log("Creating CA-signed SSL Cert for: $domain", LOGLEVEL_DEBUG);
               if (filesize($crt_file)==0 || !file_exists($crt_file)) $app->log("CA-Certificate signing failed.  openssl ca -out $crt_file -config ".$web_config['CA_path']."/openssl.cnf -passin pass:".$web_config['CA_pass']." -in $csr_file", LOGLEVEL_ERROR);
            };
            if (@filesize($crt_file)==0 || !file_exists($crt_file)){
               exec("openssl req -x509 -passin pass:$ssl_password -passout pass:$ssl_password -key $key_file -in $csr_file -out $crt_file -days $ssl_days -config $config_file ");
               $app->log("Creating self-signed SSL Cert for: $domain", LOGLEVEL_DEBUG);
            };
         }
         $app->system->chmod($key_file, 0400);
         $app->system->chmod($key_file2, 0400);
         @$app->system->unlink($config_file);
         @$app->system->unlink($rand_file);
         $ssl_request = $app->db->quote($app->system->file_get_contents($csr_file));
         $ssl_cert = $app->db->quote($app->system->file_get_contents($crt_file));
         $ssl_key2 = $app->db->quote($app->system->file_get_contents($key_file2));
         /* Update the DB of the (local) Server */
         $app->db->query("UPDATE web_domain SET ssl_request = '$ssl_request', ssl_cert = '$ssl_cert', ssl_key = '$ssl_key2' WHERE domain = '".$data['new']['domain']."'");
         $app->db->query("UPDATE web_domain SET ssl_action = '' WHERE domain = '".$data['new']['domain']."'");
         /* Update also the master-DB of the Server-Farm */
         $app->dbmaster->query("UPDATE web_domain SET ssl_request = '$ssl_request', ssl_cert = '$ssl_cert', ssl_key = '$ssl_key2' WHERE domain = '".$data['new']['domain']."'");
         $app->dbmaster->query("UPDATE web_domain SET ssl_action = '' WHERE domain = '".$data['new']['domain']."'");
      }
      //* Save a SSL certificate to disk
      if($data["new"]["ssl_action"] == 'save') {
         $this->ssl_certificate_changed = true;
         $ssl_dir = $data["new"]["document_root"]."/ssl";
         $domain = ($data["new"]["ssl_domain"] != '')?$data["new"]["ssl_domain"]:$data["new"]["domain"];
         $key_file = $ssl_dir.'/'.$domain.'.key.org';
         $key_file2 = $ssl_dir.'/'.$domain.'.key';
         $csr_file = $ssl_dir.'/'.$domain.".csr";
         $crt_file = $ssl_dir.'/'.$domain.".crt";
         //$bundle_file = $ssl_dir.'/'.$domain.".bundle";
         //* Backup files
         if(file_exists($key_file)){
            $app->system->copy($key_file, $key_file.'~');
            $app->system->chmod($key_file.'~', 0400);
         }
         if(file_exists($key_file2)){
            $app->system->copy($key_file2, $key_file2.'~');
            $app->system->chmod($key_file2.'~', 0400);
         }
         if(file_exists($csr_file)) $app->system->copy($csr_file, $csr_file.'~');
         if(file_exists($crt_file)) $app->system->copy($crt_file, $crt_file.'~');
         //if(file_exists($bundle_file)) $app->system->copy($bundle_file,$bundle_file.'~');
         //* Write new ssl files
         if(trim($data["new"]["ssl_request"]) != '') $app->system->file_put_contents($csr_file, $data["new"]["ssl_request"]);
         if(trim($data["new"]["ssl_cert"]) != '') $app->system->file_put_contents($crt_file, $data["new"]["ssl_cert"]);
         //if(trim($data["new"]["ssl_bundle"]) != '') $app->system->file_put_contents($bundle_file,$data["new"]["ssl_bundle"]);
         if(trim($data["new"]["ssl_key"]) != '') $app->system->file_put_contents($key_file2, $data["new"]["ssl_key"]);
         $app->system->chmod($key_file2, 0400);
         // for nginx, bundle files have to be appended to the certificate file
         if(trim($data["new"]["ssl_bundle"]) != ''){
            if(file_exists($crt_file)){
               $crt_file_contents = trim($app->system->file_get_contents($crt_file));
            } else {
               $crt_file_contents = '';
            }
            if($crt_file_contents != '') $crt_file_contents .= "\n";
            $crt_file_contents .= $data["new"]["ssl_bundle"];
            $app->system->file_put_contents($crt_file, $app->file->unix_nl($crt_file_contents));
            unset($crt_file_contents);
         }
         /* Update the DB of the (local) Server */
         $app->db->query("UPDATE web_domain SET ssl_action = '' WHERE domain = '".$data['new']['domain']."'");
         /* Update also the master-DB of the Server-Farm */
         $app->dbmaster->query("UPDATE web_domain SET ssl_action = '' WHERE domain = '".$data['new']['domain']."'");
         $app->log('Saving SSL Cert for: '.$domain, LOGLEVEL_DEBUG);
      }
      //* Delete a SSL certificate
      if($data['new']['ssl_action'] == 'del') {
         $ssl_dir = $data['new']['document_root'].'/ssl';
         $domain = ($data["new"]["ssl_domain"] != '')?$data["new"]["ssl_domain"]:$data["new"]["domain"];
         $csr_file = $ssl_dir.'/'.$domain.'.csr';
         $crt_file = $ssl_dir.'/'.$domain.'.crt';
         //$bundle_file = $ssl_dir.'/'.$domain.'.bundle';
         if(file_exists($web_config['CA_path'].'/openssl.cnf') && !is_link($web_config['CA_path'].'/openssl.cnf'))
         {
            exec("openssl ca -batch -config ".$web_config['CA_path']."/openssl.cnf -passin pass:".$web_config['CA_pass']." -revoke $crt_file");
            $app->log("Revoking CA-signed SSL Cert for: $domain", LOGLEVEL_DEBUG);
         };
         $app->system->unlink($csr_file);
         $app->system->unlink($crt_file);
         //$app->system->unlink($bundle_file);
         /* Update the DB of the (local) Server */
         $app->db->query("UPDATE web_domain SET ssl_request = '', ssl_cert = '' WHERE domain = '".$data['new']['domain']."'");
         $app->db->query("UPDATE web_domain SET ssl_action = '' WHERE domain = '".$data['new']['domain']."'");
         /* Update also the master-DB of the Server-Farm */
         $app->dbmaster->query("UPDATE web_domain SET ssl_request = '', ssl_cert = '' WHERE domain = '".$data['new']['domain']."'");
         $app->dbmaster->query("UPDATE web_domain SET ssl_action = '' WHERE domain = '".$data['new']['domain']."'");
         $app->log('Deleting SSL Cert for: '.$domain, LOGLEVEL_DEBUG);
      }
   }
   function insert($event_name,$data) {
   function insert($event_name, $data) {
      global $app, $conf;
      $this->action = 'insert';
      // just run the update function
      $this->update($event_name,$data);
      $this->update($event_name, $data);
   }
   function update($event_name,$data) {
   function update($event_name, $data) {
      global $app, $conf;
      //* Check if the apache plugin is enabled
      if(@is_link('/usr/local/ispconfig/server/plugins-enabled/apache2_plugin.inc.php')) {
         $app->log('The nginx plugin cannot be used together with the apache2 plugin.', LOGLEVEL_WARN);
         return 0;
      }
      if($this->action != 'insert') $this->action = 'update';
      if($data['new']['type'] != 'vhost' && $data['new']['parent_domain_id'] > 0) {
      if($data['new']['type'] != 'vhost' && $data['new']['type'] != 'vhostsubdomain' && $data['new']['type'] != 'vhostalias' && $data['new']['parent_domain_id'] > 0) {
         $old_parent_domain_id = intval($data['old']['parent_domain_id']);
         $new_parent_domain_id = intval($data['new']['parent_domain_id']);
         // If the parent_domain_id has been chenged, we will have to update the old site as well.
         // If the parent_domain_id has been changed, we will have to update the old site as well.
         if($this->action == 'update' && $data['new']['parent_domain_id'] != $data['old']['parent_domain_id']) {
            $tmp = $app->dbmaster->queryOneRecord('SELECT * FROM web_domain WHERE domain_id = '.$old_parent_domain_id." AND active = 'y'");
            $tmp = $app->db->queryOneRecord('SELECT * FROM web_domain WHERE domain_id = '.$old_parent_domain_id." AND active = 'y'");
            $data['new'] = $tmp;
            $data['old'] = $tmp;
            $this->action = 'update';
            $this->update($event_name,$data);
            $this->update($event_name, $data);
         }
         // This is not a vhost, so we need to update the parent record instead.
         $tmp = $app->dbmaster->queryOneRecord('SELECT * FROM web_domain WHERE domain_id = '.$new_parent_domain_id." AND active = 'y'");
         $tmp = $app->db->queryOneRecord('SELECT * FROM web_domain WHERE domain_id = '.$new_parent_domain_id." AND active = 'y'");
         $data['new'] = $tmp;
         $data['old'] = $tmp;
         $this->action = 'update';
      }
      // load the server configuration options
      $app->uses('getconf');
      $nginx_config = $app->getconf->get_server_config($conf['server_id'], 'nginx');
      $web_config = $app->getconf->get_server_config($conf['server_id'], 'web');
      //* Check if this is a chrooted setup
      if($web_config['website_basedir'] != '' && @is_file($web_config['website_basedir'].'/etc/passwd')) {
         $nginx_chrooted = true;
         $app->log('Info: nginx is chrooted.', LOGLEVEL_DEBUG);
      } else {
         $nginx_chrooted = false;
      }
      if($data['new']['document_root'] == '') {
         if($data['new']['type'] == 'vhost' || $data['new']['type'] == 'vhostsubdomain' || $data['new']['type'] == 'vhostalias') $app->log('document_root not set', LOGLEVEL_WARN);
         return 0;
      }
      if($data['new']['system_user'] == 'root' or $data['new']['system_group'] == 'root') {
         $app->log('Websites cannot be owned by the root user or group.', LOGLEVEL_WARN);
         return 0;
      }
      if(trim($data['new']['domain']) == '') {
         $app->log('domain is empty', LOGLEVEL_WARN);
         return 0;
      }
      $web_folder = 'web';
      $log_folder = 'log';
      if($data['new']['type'] == 'vhostsubdomain' || $data['new']['type'] == 'vhostalias') {
         $tmp = $app->db->queryOneRecord('SELECT `domain` FROM web_domain WHERE domain_id = '.intval($data['new']['parent_domain_id']));
         $subdomain_host = preg_replace('/^(.*)\.' . preg_quote($tmp['domain'], '/') . '$/', '$1', $data['new']['domain']);
         if($subdomain_host == '') $subdomain_host = 'web'.$data['new']['domain_id'];
         $web_folder = $data['new']['web_folder'];
         $log_folder .= '/' . $subdomain_host;
         unset($tmp);
      }
      // Create group and user, if not exist
      $app->uses('system');
      if($web_config['connect_userid_to_webid'] == 'y') {
         //* Calculate the uid and gid
         $connect_userid_to_webid_start = ($web_config['connect_userid_to_webid_start'] < 1000)?1000:intval($web_config['connect_userid_to_webid_start']);
         $fixed_uid_gid = intval($connect_userid_to_webid_start + $data['new']['domain_id']);
         $fixed_uid_param = '--uid '.$fixed_uid_gid;
         $fixed_gid_param = '--gid '.$fixed_uid_gid;
         //* Check if a ispconfigend user and group exists and create them
         if(!$app->system->is_group('ispconfigend')) {
            exec('groupadd --gid '.($connect_userid_to_webid_start + 10000).' ispconfigend');
         }
         if(!$app->system->is_user('ispconfigend')) {
            exec('useradd -g ispconfigend -d /usr/local/ispconfig --uid '.($connect_userid_to_webid_start + 10000).' ispconfigend');
         }
      } else {
         $fixed_uid_param = '';
         $fixed_gid_param = '';
      }
      $groupname = escapeshellcmd($data['new']['system_group']);
      if($data['new']['system_group'] != '' && !$app->system->is_group($data['new']['system_group'])) {
         exec('groupadd '.$fixed_gid_param.' '.$groupname);
         if($nginx_chrooted) $this->_exec('chroot '.escapeshellcmd($web_config['website_basedir']).' groupadd '.$groupname);
         $app->log('Adding the group: '.$groupname, LOGLEVEL_DEBUG);
      }
      $username = escapeshellcmd($data['new']['system_user']);
      if($data['new']['system_user'] != '' && !$app->system->is_user($data['new']['system_user'])) {
         if($web_config['add_web_users_to_sshusers_group'] == 'y') {
            exec('useradd -d '.escapeshellcmd($data['new']['document_root'])." -g $groupname $fixed_uid_param -G sshusers $username -s /bin/false");
            if($nginx_chrooted) $this->_exec('chroot '.escapeshellcmd($web_config['website_basedir']).' useradd -d '.escapeshellcmd($data['new']['document_root'])." -g $groupname $fixed_uid_param -G sshusers $username -s /bin/false");
         } else {
            exec('useradd -d '.escapeshellcmd($data['new']['document_root'])." -g $groupname $fixed_uid_param $username -s /bin/false");
            if($nginx_chrooted) $this->_exec('chroot '.escapeshellcmd($web_config['website_basedir']).' useradd -d '.escapeshellcmd($data['new']['document_root'])." -g $groupname $fixed_uid_param $username -s /bin/false");
         }
         $app->log('Adding the user: '.$username, LOGLEVEL_DEBUG);
      }
      //* If the client of the site has been changed, we have a change of the document root
      if($this->action == 'update' && $data['new']['document_root'] != $data['old']['document_root']) {
         //* Get the old client ID
         $old_client = $app->dbmaster->queryOneRecord('SELECT client_id FROM sys_group WHERE sys_group.groupid = '.intval($data['old']['sys_groupid']));
         $old_client_id = intval($old_client['client_id']);
         unset($old_client);
         //* Remove the old symlinks
         $tmp_symlinks_array = explode(':', $web_config['website_symlinks']);
         if(is_array($tmp_symlinks_array)) {
            foreach($tmp_symlinks_array as $tmp_symlink) {
               $tmp_symlink = str_replace('[client_id]', $old_client_id, $tmp_symlink);
               $tmp_symlink = str_replace('[website_domain]', $data['old']['domain'], $tmp_symlink);
               // Remove trailing slash
               if(substr($tmp_symlink, -1, 1) == '/') $tmp_symlink = substr($tmp_symlink, 0, -1);
               // create the symlinks, if not exist
               if(is_link($tmp_symlink)) {
                  exec('rm -f '.escapeshellcmd($tmp_symlink));
                  $app->log('Removed symlink: rm -f '.$tmp_symlink, LOGLEVEL_DEBUG);
               }
            }
         }
         if($data["new"]["type"] != "vhostsubdomain" && $data["new"]["type"] != "vhostalias") {
            //* Move the site data
            $tmp_docroot = explode('/', $data['new']['document_root']);
            unset($tmp_docroot[count($tmp_docroot)-1]);
            $new_dir = implode('/', $tmp_docroot);
            $tmp_docroot = explode('/', $data['old']['document_root']);
            unset($tmp_docroot[count($tmp_docroot)-1]);
            $old_dir = implode('/', $tmp_docroot);
            //* Check if there is already some data in the new docroot and rename it as we need a clean path to move the existing site to the new path
            if(@is_dir($data['new']['document_root'])) {
               $app->system->web_folder_protection($data['new']['document_root'], false);
               $app->system->rename($data['new']['document_root'], $data['new']['document_root'].'_bak_'.date('Y_m_d_H_i_s'));
               $app->log('Renaming existing directory in new docroot location. mv '.$data['new']['document_root'].' '.$data['new']['document_root'].'_bak_'.date('Y_m_d_H_i_s'), LOGLEVEL_DEBUG);
            }
            //* Create new base directory, if it does not exist yet
            if(!is_dir($new_dir)) $app->system->mkdirpath($new_dir);
            $app->system->web_folder_protection($data['old']['document_root'], false);
            exec('mv '.escapeshellarg($data['old']['document_root']).' '.escapeshellarg($new_dir));
            //$app->system->rename($data['old']['document_root'],$new_dir);
            $app->log('Moving site to new document root: mv '.$data['old']['document_root'].' '.$new_dir, LOGLEVEL_DEBUG);
            // Handle the change in php_open_basedir
            $data['new']['php_open_basedir'] = str_replace($data['old']['document_root'], $data['new']['document_root'], $data['old']['php_open_basedir']);
            //* Change the owner of the website files to the new website owner
            exec('chown --recursive --from='.escapeshellcmd($data['old']['system_user']).':'.escapeshellcmd($data['old']['system_group']).' '.escapeshellcmd($data['new']['system_user']).':'.escapeshellcmd($data['new']['system_group']).' '.$new_dir);
            //* Change the home directory and group of the website user
            $command = 'killall -u '.escapeshellcmd($data['new']['system_user']).' ; usermod';
            $command .= ' --home '.escapeshellcmd($data['new']['document_root']);
            $command .= ' --gid '.escapeshellcmd($data['new']['system_group']);
            $command .= ' '.escapeshellcmd($data['new']['system_user']).' 2>/dev/null';
            exec($command);
         }
         if($nginx_chrooted) $this->_exec('chroot '.escapeshellcmd($web_config['website_basedir']).' '.$command);
         //* Change the log mount
         $fstab_line = '/var/log/ispconfig/httpd/'.$data['old']['domain'].' '.$data['old']['document_root'].'/'.$log_folder.'    none    bind';
         $app->system->removeLine('/etc/fstab', $fstab_line);
         $fstab_line = '/var/log/ispconfig/httpd/'.$data['old']['domain'].' '.$data['old']['document_root'].'/'.$log_folder.'    none    bind,nobootwait';
         $app->system->removeLine('/etc/fstab', $fstab_line);
         $fstab_line = '/var/log/ispconfig/httpd/'.$data['new']['domain'].' '.$data['new']['document_root'].'/'.$log_folder.'    none    bind,nobootwait,_netdev    0 0';
         $app->system->replaceLine('/etc/fstab', $fstab_line, $fstab_line, 1, 1);
      }
      //print_r($data);
      // Check if the directories are there and create them if necessary.
      $app->system->web_folder_protection($data['new']['document_root'], false);
      if(!is_dir($data['new']['document_root'].'/' . $web_folder)) $app->system->mkdirpath($data['new']['document_root'].'/' . $web_folder);
      if(!is_dir($data['new']['document_root'].'/' . $web_folder . '/error') and $data['new']['errordocs']) $app->system->mkdirpath($data['new']['document_root'].'/' . $web_folder . '/error');
      //if(!is_dir($data['new']['document_root'].'/'.$log_folder)) exec('mkdir -p '.$data['new']['document_root'].'/'.$log_folder);
      if(!is_dir($data['new']['document_root'].'/ssl')) $app->system->mkdirpath($data['new']['document_root'].'/ssl');
      if(!is_dir($data['new']['document_root'].'/cgi-bin')) $app->system->mkdirpath($data['new']['document_root'].'/cgi-bin');
      if(!is_dir($data['new']['document_root'].'/tmp')) $app->system->mkdirpath($data['new']['document_root'].'/tmp');
      //if(!is_dir($data['new']['document_root'].'/webdav')) $app->system->mkdirpath($data['new']['document_root'].'/webdav');
      //* Create the new private directory
      if(!is_dir($data['new']['document_root'].'/private')) {
         $app->system->mkdirpath($data['new']['document_root'].'/private');
         $app->system->chmod($data['new']['document_root'].'/private', 0710);
         $app->system->chown($data['new']['document_root'].'/private', $username);
         $app->system->chgrp($data['new']['document_root'].'/private', $groupname);
      }
      // Remove the symlink for the site, if site is renamed
      if($this->action == 'update' && $data['old']['domain'] != '' && $data['new']['domain'] != $data['old']['domain']) {
         if(is_dir('/var/log/ispconfig/httpd/'.$data['old']['domain'])) exec('rm -rf /var/log/ispconfig/httpd/'.$data['old']['domain']);
         if(is_link($data['old']['document_root'].'/'.$log_folder)) $app->system->unlink($data['old']['document_root'].'/'.$log_folder);
         //* remove old log mount
         $fstab_line = '/var/log/ispconfig/httpd/'.$data['old']['domain'].' '.$data['old']['document_root'].'/'.$log_folder.'    none    bind';
         $app->system->removeLine('/etc/fstab', $fstab_line);
         //* Unmount log directory
         exec('umount '.escapeshellarg($data['old']['document_root'].'/'.$log_folder));
      }
      //* Create the log dir if nescessary and mount it
      if(!is_dir($data['new']['document_root'].'/'.$log_folder) || !is_dir('/var/log/ispconfig/httpd/'.$data['new']['domain']) || is_link($data['new']['document_root'].'/'.$log_folder)) {
         if(is_link($data['new']['document_root'].'/'.$log_folder)) unlink($data['new']['document_root'].'/'.$log_folder);
         if(!is_dir('/var/log/ispconfig/httpd/'.$data['new']['domain'])) exec('mkdir -p /var/log/ispconfig/httpd/'.$data['new']['domain']);
         $app->system->mkdirpath($data['new']['document_root'].'/'.$log_folder);
         $app->system->chown($data['new']['document_root'].'/'.$log_folder, 'root');
         $app->system->chgrp($data['new']['document_root'].'/'.$log_folder, 'root');
         $app->system->chmod($data['new']['document_root'].'/'.$log_folder, 0755);
         exec('mount --bind '.escapeshellarg('/var/log/ispconfig/httpd/'.$data['new']['domain']).' '.escapeshellarg($data['new']['document_root'].'/'.$log_folder));
         //* add mountpoint to fstab
         $fstab_line = '/var/log/ispconfig/httpd/'.$data['new']['domain'].' '.$data['new']['document_root'].'/'.$log_folder.'    none    bind,nobootwait,_netdev    0 0';
         $app->system->replaceLine('/etc/fstab', $fstab_line, $fstab_line, 1, 1);
      }
      $app->system->web_folder_protection($data['new']['document_root'], true);
      // Get the client ID
      $client = $app->dbmaster->queryOneRecord('SELECT client_id FROM sys_group WHERE sys_group.groupid = '.intval($data['new']['sys_groupid']));
      $client_id = intval($client['client_id']);
      unset($client);
      // Remove old symlinks, if site is renamed
      if($this->action == 'update' && $data['old']['domain'] != '' && $data['new']['domain'] != $data['old']['domain']) {
         $tmp_symlinks_array = explode(':', $web_config['website_symlinks']);
         if(is_array($tmp_symlinks_array)) {
            foreach($tmp_symlinks_array as $tmp_symlink) {
               $tmp_symlink = str_replace('[client_id]', $client_id, $tmp_symlink);
               $tmp_symlink = str_replace('[website_domain]', $data['old']['domain'], $tmp_symlink);
               // Remove trailing slash
               if(substr($tmp_symlink, -1, 1) == '/') $tmp_symlink = substr($tmp_symlink, 0, -1);
               // remove the symlinks, if not exist
               if(is_link($tmp_symlink)) {
                  exec('rm -f '.escapeshellcmd($tmp_symlink));
                  $app->log('Removed symlink: rm -f '.$tmp_symlink, LOGLEVEL_DEBUG);
               }
            }
         }
      }
      // Create the symlinks for the sites
      $tmp_symlinks_array = explode(':', $web_config['website_symlinks']);
      if(is_array($tmp_symlinks_array)) {
         foreach($tmp_symlinks_array as $tmp_symlink) {
            $tmp_symlink = str_replace('[client_id]', $client_id, $tmp_symlink);
            $tmp_symlink = str_replace('[website_domain]', $data['new']['domain'], $tmp_symlink);
            // Remove trailing slash
            if(substr($tmp_symlink, -1, 1) == '/') $tmp_symlink = substr($tmp_symlink, 0, -1);
            //* Remove symlink if target folder has been changed.
            if($data['old']['document_root'] != '' && $data['old']['document_root'] != $data['new']['document_root'] && is_link($tmp_symlink)) {
               $app->system->unlink($tmp_symlink);
            }
            // create the symlinks, if not exist
            if(!is_link($tmp_symlink)) {
               //     exec("ln -s ".escapeshellcmd($data["new"]["document_root"])."/ ".escapeshellcmd($tmp_symlink));
               if ($web_config["website_symlinks_rel"] == 'y') {
                  $this->create_relative_link(escapeshellcmd($data["new"]["document_root"]), escapeshellcmd($tmp_symlink));
               } else {
                  exec("ln -s ".escapeshellcmd($data["new"]["document_root"])."/ ".escapeshellcmd($tmp_symlink));
               }
               $app->log('Creating symlink: ln -s '.$data['new']['document_root'].'/ '.$tmp_symlink, LOGLEVEL_DEBUG);
            }
         }
      }
      // Install the Standard or Custom Error, Index and other related files
      // /usr/local/ispconfig/server/conf is for the standard files
      // /usr/local/ispconfig/server/conf-custom is for the custom files
      // setting a local var here
      // normally $conf['templates'] = "/usr/local/ispconfig/server/conf";
      if($this->action == 'insert' && ($data['new']['type'] == 'vhost' || $data['new']['type'] == 'vhostsubdomain' || $data['new']['type'] == 'vhostalias')) {
         // Copy the error pages
         if($data['new']['errordocs']) {
            $error_page_path = escapeshellcmd($data['new']['document_root']).'/' . $web_folder . '/error/';
            if (file_exists($conf['rootpath'] . '/conf-custom/error/'.substr(escapeshellcmd($conf['language']), 0, 2))) {
               exec('cp ' . $conf['rootpath'] . '/conf-custom/error/'.substr(escapeshellcmd($conf['language']), 0, 2).'/* '.$error_page_path);
            }
            else {
               if (file_exists($conf['rootpath'] . '/conf-custom/error/400.html')) {
                  exec('cp '. $conf['rootpath'] . '/conf-custom/error/*.html '.$error_page_path);
               }
               else {
                  exec('cp ' . $conf['rootpath'] . '/conf/error/'.substr(escapeshellcmd($conf['language']), 0, 2).'/* '.$error_page_path);
               }
            }
            exec('chmod -R a+r '.$error_page_path);
         }
         if (file_exists($conf['rootpath'] . '/conf-custom/index/standard_index.html_'.substr(escapeshellcmd($conf['language']), 0, 2))) {
            exec('cp ' . $conf['rootpath'] . '/conf-custom/index/standard_index.html_'.substr(escapeshellcmd($conf['language']), 0, 2).' '.escapeshellcmd($data['new']['document_root']).'/' . $web_folder . '/index.html');
            if(is_file($conf['rootpath'] . '/conf-custom/index/favicon.ico')) {
               exec('cp ' . $conf['rootpath'] . '/conf-custom/index/favicon.ico '.escapeshellcmd($data['new']['document_root']).'/' . $web_folder . '/');
            }
            if(is_file($conf['rootpath'] . '/conf-custom/index/robots.txt')) {
               exec('cp ' . $conf['rootpath'] . '/conf-custom/index/robots.txt '.escapeshellcmd($data['new']['document_root']).'/' . $web_folder . '/');
            }
            if(is_file($conf['rootpath'] . '/conf-custom/index/.htaccess')) {
               exec('cp ' . $conf['rootpath'] . '/conf-custom/index/.htaccess '.escapeshellcmd($data['new']['document_root']).'/' . $web_folder . '/');
            }
         }
         else {
            if (file_exists($conf['rootpath'] . '/conf-custom/index/standard_index.html')) {
               exec('cp ' . $conf['rootpath'] . '/conf-custom/index/standard_index.html '.escapeshellcmd($data['new']['document_root']).'/' . $web_folder . '/index.html');
            }
            else {
               exec('cp ' . $conf['rootpath'] . '/conf/index/standard_index.html_'.substr(escapeshellcmd($conf['language']), 0, 2).' '.escapeshellcmd($data['new']['document_root']).'/' . $web_folder . '/index.html');
               if(is_file($conf['rootpath'] . '/conf/index/favicon.ico')) exec('cp ' . $conf['rootpath'] . '/conf/index/favicon.ico '.escapeshellcmd($data['new']['document_root']).'/' . $web_folder . '/');
               if(is_file($conf['rootpath'] . '/conf/index/robots.txt')) exec('cp ' . $conf['rootpath'] . '/conf/index/robots.txt '.escapeshellcmd($data['new']['document_root']).'/' . $web_folder . '/');
               if(is_file($conf['rootpath'] . '/conf/index/.htaccess')) exec('cp ' . $conf['rootpath'] . '/conf/index/.htaccess '.escapeshellcmd($data['new']['document_root']).'/' . $web_folder . '/');
            }
         }
         exec('chmod -R a+r '.escapeshellcmd($data['new']['document_root']).'/' . $web_folder . '/');
         //** Copy the error documents on update when the error document checkbox has been activated and was deactivated before
      } elseif ($this->action == 'update' && ($data['new']['type'] == 'vhost' || $data['new']['type'] == 'vhostsubdomain' || $data['new']['type'] == 'vhostalias') && $data['old']['errordocs'] == 0 && $data['new']['errordocs'] == 1) {
         $error_page_path = escapeshellcmd($data['new']['document_root']).'/' . $web_folder . '/error/';
         if (file_exists($conf['rootpath'] . '/conf-custom/error/'.substr(escapeshellcmd($conf['language']), 0, 2))) {
            exec('cp ' . $conf['rootpath'] . '/conf-custom/error/'.substr(escapeshellcmd($conf['language']), 0, 2).'/* '.$error_page_path);
         }
         else {
            if (file_exists($conf['rootpath'] . '/conf-custom/error/400.html')) {
               exec('cp ' . $conf['rootpath'] . '/conf-custom/error/*.html '.$error_page_path);
            }
            else {
               exec('cp ' . $conf['rootpath'] . '/conf/error/'.substr(escapeshellcmd($conf['language']), 0, 2).'/* '.$error_page_path);
            }
         }
         exec('chmod -R a+r '.$error_page_path);
         exec('chown -R '.$data['new']['system_user'].':'.$data['new']['system_group'].' '.$error_page_path);
      }  // end copy error docs
      // Set the quota for the user, but only for vhosts, not vhostsubdomains or vhostalias
      if($username != '' && $app->system->is_user($username) && $data['new']['type'] == 'vhost') {
         if($data['new']['hd_quota'] > 0) {
            $blocks_soft = $data['new']['hd_quota'] * 1024;
            $blocks_hard = $blocks_soft + 1024;
         } else {
            $blocks_soft = $blocks_hard = 0;
         }
         exec("setquota -u $username $blocks_soft $blocks_hard 0 0 -a &> /dev/null");
         exec('setquota -T -u '.$username.' 604800 604800 -a &> /dev/null');
      }
      if($this->action == 'insert' || $data["new"]["system_user"] != $data["old"]["system_user"]) {
         // Chown and chmod the directories below the document root
         $this->_exec('chown -R '.$username.':'.$groupname.' '.escapeshellcmd($data['new']['document_root']).'/' . $web_folder);
         // The document root itself has to be owned by root in normal level and by the web owner in security level 20
         if($web_config['security_level'] == 20) {
            $this->_exec('chown '.$username.':'.$groupname.' '.escapeshellcmd($data['new']['document_root']).'/' . $web_folder);
         } else {
            $this->_exec('chown root:root '.escapeshellcmd($data['new']['document_root']).'/' . $web_folder);
         }
      }
      //* add the nginx user to the client group if this is a vhost and security level is set to high, no matter if this is an insert or update and regardless of set_folder_permissions_on_update
      if($data['new']['type'] == 'vhost' && $web_config['security_level'] == 20) $app->system->add_user_to_group($groupname, escapeshellcmd($web_config['nginx_user']));
      //* If the security level is set to high
      if(($this->action == 'insert' && $data['new']['type'] == 'vhost') or ($web_config['set_folder_permissions_on_update'] == 'y' && $data['new']['type'] == 'vhost')) {
         $app->system->web_folder_protection($data['new']['document_root'], false);
         //* Check if we have the new private folder and create it if nescessary
         if(!is_dir($data['new']['document_root'].'/private')) $app->system->mkdir($data['new']['document_root'].'/private');
         if($web_config['security_level'] == 20) {
            $app->system->chmod($data['new']['document_root'], 0755);
            $app->system->chmod($data['new']['document_root'].'/web', 0711);
            //$app->system->chmod($data['new']['document_root'].'/webdav',0710);
            $app->system->chmod($data['new']['document_root'].'/private', 0710);
            $app->system->chmod($data['new']['document_root'].'/ssl', 0755);
            // make tmp directory writable for nginx and the website users
            $app->system->chmod($data['new']['document_root'].'/tmp', 0777);
            // Set Log directory to 755 to make the logs accessible by the FTP user
            if(realpath($data['new']['document_root'].'/'.$log_folder . '/error.log') == '/var/log/ispconfig/httpd/'.$data['new']['domain'].'/error.log') {
               $app->system->chmod($data['new']['document_root'].'/'.$log_folder, 0755);
            }
            if($web_config['add_web_users_to_sshusers_group'] == 'y') {
               $command = 'usermod';
               $command .= ' --groups sshusers';
               $command .= ' '.escapeshellcmd($data['new']['system_user']).' 2>/dev/null';
               $this->_exec($command);
            }
            //* if we have a chrooted nginx environment
            if($nginx_chrooted) {
               $this->_exec('chroot '.escapeshellcmd($web_config['website_basedir']).' '.$command);
               //* add the nginx user to the client group in the chroot environment
               $tmp_groupfile = $app->system->server_conf['group_datei'];
               $app->system->server_conf['group_datei'] = $web_config['website_basedir'].'/etc/group';
               $app->system->add_user_to_group($groupname, escapeshellcmd($web_config['nginx_user']));
               $app->system->server_conf['group_datei'] = $tmp_groupfile;
               unset($tmp_groupfile);
            }
            //* Chown all default directories
            $app->system->chown($data['new']['document_root'], 'root');
            $app->system->chgrp($data['new']['document_root'], 'root');
            $app->system->chown($data['new']['document_root'].'/cgi-bin', $username);
            $app->system->chgrp($data['new']['document_root'].'/cgi-bin', $groupname);
            if(realpath($data['new']['document_root'].'/'.$log_folder . '/error.log') == '/var/log/ispconfig/httpd/'.$data['new']['domain'].'/error.log') {
               $app->system->chown($data['new']['document_root'].'/'.$log_folder, 'root', false);
               $app->system->chgrp($data['new']['document_root'].'/'.$log_folder, $groupname, false);
            }
            $app->system->chown($data['new']['document_root'].'/ssl', 'root');
            $app->system->chgrp($data['new']['document_root'].'/ssl', 'root');
            $app->system->chown($data['new']['document_root'].'/tmp', $username);
            $app->system->chgrp($data['new']['document_root'].'/tmp', $groupname);
            $app->system->chown($data['new']['document_root'].'/web', $username);
            $app->system->chgrp($data['new']['document_root'].'/web', $groupname);
            $app->system->chown($data['new']['document_root'].'/web/error', $username);
            $app->system->chgrp($data['new']['document_root'].'/web/error', $groupname);
            $app->system->chown($data['new']['document_root'].'/web/stats', $username);
            $app->system->chgrp($data['new']['document_root'].'/web/stats', $groupname);
            //$app->system->chown($data['new']['document_root'].'/webdav',$username);
            //$app->system->chgrp($data['new']['document_root'].'/webdav',$groupname);
            $app->system->chown($data['new']['document_root'].'/private', $username);
            $app->system->chgrp($data['new']['document_root'].'/private', $groupname);
            // If the security Level is set to medium
         } else {
            $app->system->chmod($data['new']['document_root'], 0755);
            $app->system->chmod($data['new']['document_root'].'/web', 0755);
            //$app->system->chmod($data['new']['document_root'].'/webdav',0755);
            $app->system->chmod($data['new']['document_root'].'/ssl', 0755);
            $app->system->chmod($data['new']['document_root'].'/cgi-bin', 0755);
            // make temp directory writable for nginx and the website users
            $app->system->chmod($data['new']['document_root'].'/tmp', 0777);
            // Set Log directory to 755 to make the logs accessible by the FTP user
            if(realpath($data['new']['document_root'].'/'.$log_folder . '/error.log') == '/var/log/ispconfig/httpd/'.$data['new']['domain'].'/error.log') {
               $app->system->chmod($data['new']['document_root'].'/'.$log_folder, 0755);
            }
            $app->system->chown($data['new']['document_root'], 'root');
            $app->system->chgrp($data['new']['document_root'], 'root');
            $app->system->chown($data['new']['document_root'].'/cgi-bin', $username);
            $app->system->chgrp($data['new']['document_root'].'/cgi-bin', $groupname);
            if(realpath($data['new']['document_root'].'/'.$log_folder . '/error.log') == '/var/log/ispconfig/httpd/'.$data['new']['domain'].'/error.log') {
               $app->system->chown($data['new']['document_root'].'/'.$log_folder, 'root', false);
               $app->system->chgrp($data['new']['document_root'].'/'.$log_folder, $groupname, false);
            }
            $app->system->chown($data['new']['document_root'].'/ssl', 'root');
            $app->system->chgrp($data['new']['document_root'].'/ssl', 'root');
            $app->system->chown($data['new']['document_root'].'/tmp', $username);
            $app->system->chgrp($data['new']['document_root'].'/tmp', $groupname);
            $app->system->chown($data['new']['document_root'].'/web', $username);
            $app->system->chgrp($data['new']['document_root'].'/web', $groupname);
            $app->system->chown($data['new']['document_root'].'/web/error', $username);
            $app->system->chgrp($data['new']['document_root'].'/web/error', $groupname);
            $app->system->chown($data['new']['document_root'].'/web/stats', $username);
            $app->system->chgrp($data['new']['document_root'].'/web/stats', $groupname);
            //$app->system->chown($data['new']['document_root'].'/webdav',$username);
            //$app->system->chgrp($data['new']['document_root'].'/webdav',$groupname);
         }
      } elseif((($data['new']['type'] == 'vhostsubdomain') || ($data['new']['type'] == 'vhostalias')) &&
             (($this->action == 'insert') || ($web_config['set_folder_permissions_on_update'] == 'y'))) {
         if($web_config['security_level'] == 20) {
            $app->system->chmod($data['new']['document_root'].'/' . $web_folder, 0710);
            $app->system->chown($data['new']['document_root'].'/' . $web_folder, $username);
            $app->system->chgrp($data['new']['document_root'].'/' . $web_folder, $groupname);
            $app->system->chown($data['new']['document_root'].'/' . $web_folder . '/error', $username);
            $app->system->chgrp($data['new']['document_root'].'/' . $web_folder . '/error', $groupname);
            $app->system->chown($data['new']['document_root'].'/' . $web_folder . '/stats', $username);
            $app->system->chgrp($data['new']['document_root'].'/' . $web_folder . '/stats', $groupname);
         } else {
            $app->system->chmod($data['new']['document_root'].'/' . $web_folder, 0755);
            $app->system->chown($data['new']['document_root'].'/' . $web_folder, $username);
            $app->system->chgrp($data['new']['document_root'].'/' . $web_folder, $groupname);
            $app->system->chown($data['new']['document_root'].'/' . $web_folder . '/error', $username);
            $app->system->chgrp($data['new']['document_root'].'/' . $web_folder . '/error', $groupname);
            $app->system->chown($data['new']['document_root'].'/' . $web_folder . '/stats', $username);
            $app->system->chgrp($data['new']['document_root'].'/' . $web_folder . '/stats', $groupname);
         }
      }
      //* Protect web folders
      $app->system->web_folder_protection($data['new']['document_root'], true);
      if($data['new']['type'] == 'vhost') {
         // Change the ownership of the error log to the root user
         if(!@is_file('/var/log/ispconfig/httpd/'.$data['new']['domain'].'/error.log')) exec('touch '.escapeshellcmd('/var/log/ispconfig/httpd/'.$data['new']['domain'].'/error.log'));
         $app->system->chown('/var/log/ispconfig/httpd/'.$data['new']['domain'].'/error.log', 'root');
         $app->system->chgrp('/var/log/ispconfig/httpd/'.$data['new']['domain'].'/error.log', 'root');
      }
      // Change the ownership of the error log to the owner of the website
      /*
      if(!@is_file($data['new']['document_root'].'/log/error.log')) exec('touch '.escapeshellcmd($data['new']['document_root']).'/log/error.log');
      $app->system->chown($data['new']['document_root'].'/log/error.log',$username);
      $app->system->chgrp($data['new']['document_root'].'/log/error.log',$groupname);
      */
      /*
      //* Write the custom php.ini file, if custom_php_ini filed is not empty
      $custom_php_ini_dir = $web_config['website_basedir'].'/conf/'.$data['new']['system_user'];
      if(!is_dir($web_config['website_basedir'].'/conf')) mkdir($web_config['website_basedir'].'/conf');
      if(trim($data['new']['custom_php_ini']) != '') {
         $has_custom_php_ini = true;
         if(!is_dir($custom_php_ini_dir)) $app->system->mkdirpath($custom_php_ini_dir);
         $php_ini_content = '';
         if($data['new']['php'] == 'mod') {
            $master_php_ini_path = $web_config['php_ini_path_apache'];
         } else {
            if($data["new"]['php'] == 'fast-cgi' && file_exists($fastcgi_config["fastcgi_phpini_path"])) {
               $master_php_ini_path = $fastcgi_config["fastcgi_phpini_path"];
            } else {
               $master_php_ini_path = $web_config['php_ini_path_cgi'];
            }
         }
         if($master_php_ini_path != '' && substr($master_php_ini_path,-7) == 'php.ini' && is_file($master_php_ini_path)) {
            $php_ini_content .= $app->system->file_get_contents($master_php_ini_path)."\n";
         }
         $php_ini_content .= str_replace("\r",'',trim($data['new']['custom_php_ini']));
         $app->system->file_put_contents($custom_php_ini_dir.'/php.ini',$php_ini_content);
      } else {
         $has_custom_php_ini = false;
         if(is_file($custom_php_ini_dir.'/php.ini')) $app->system->unlink($custom_php_ini_dir.'/php.ini');
      }
      */
      //* Create the vhost config file
      $app->load('tpl');
@@ -101,60 +865,645 @@
      $tpl->newTemplate('nginx_vhost.conf.master');
      $vhost_data = $data['new'];
      $vhost_data['config_dir'] = $config['nginx']['config_dir'];
      $vhost_data['ssl_domain'] = $data['new']['ssl_domain'];
      //unset($vhost_data['ip_address']);
      $vhost_data['web_document_root'] = $data['new']['document_root'].'/' . $web_folder;
      $vhost_data['web_document_root_www'] = $web_config['website_basedir'].'/'.$data['new']['domain'].'/' . $web_folder;
      $vhost_data['web_basedir'] = $web_config['website_basedir'];
      // IPv6
      if($data['new']['ipv6_address'] != ''){
         $tpl->setVar('ipv6_enabled', 1);
         if ($conf['serverconfig']['web']['vhost_rewrite_v6'] == 'y') {
            if (isset($conf['serverconfig']['server']['v6_prefix']) && $conf['serverconfig']['server']['v6_prefix'] <> '') {
               $explode_v6prefix=explode(':', $conf['serverconfig']['server']['v6_prefix']);
               $explode_v6=explode(':', $data['new']['ipv6_address']);
               for ( $i = 0; $i <= count($explode_v6prefix)-3; $i++ ) {
                  $explode_v6[$i] = $explode_v6prefix[$i];
               }
               $data['new']['ipv6_address'] = implode(':', $explode_v6);
               $vhost_data['ipv6_address'] = $data['new']['ipv6_address'];
            }
         }
      }
      // PHP-FPM
      // Support for multiple PHP versions
      /*
      if(trim($data['new']['fastcgi_php_version']) != ''){
         $default_php_fpm = false;
         list($custom_php_fpm_name, $custom_php_fpm_init_script, $custom_php_fpm_ini_dir, $custom_php_fpm_pool_dir) = explode(':', trim($data['new']['fastcgi_php_version']));
         if(substr($custom_php_fpm_ini_dir,-1) != '/') $custom_php_fpm_ini_dir .= '/';
      } else {
         $default_php_fpm = true;
      }
      */
      if($data['new']['php'] != 'no'){
         if(trim($data['new']['fastcgi_php_version']) != ''){
            $default_php_fpm = false;
            list($custom_php_fpm_name, $custom_php_fpm_init_script, $custom_php_fpm_ini_dir, $custom_php_fpm_pool_dir) = explode(':', trim($data['new']['fastcgi_php_version']));
            if(substr($custom_php_fpm_ini_dir, -1) != '/') $custom_php_fpm_ini_dir .= '/';
         } else {
            $default_php_fpm = true;
         }
      } else {
         if(trim($data['old']['fastcgi_php_version']) != '' && $data['old']['php'] != 'no'){
            $default_php_fpm = false;
            list($custom_php_fpm_name, $custom_php_fpm_init_script, $custom_php_fpm_ini_dir, $custom_php_fpm_pool_dir) = explode(':', trim($data['old']['fastcgi_php_version']));
            if(substr($custom_php_fpm_ini_dir, -1) != '/') $custom_php_fpm_ini_dir .= '/';
         } else {
            $default_php_fpm = true;
         }
      }
      if($default_php_fpm){
         $pool_dir = escapeshellcmd($web_config['php_fpm_pool_dir']);
      } else {
         $pool_dir = $custom_php_fpm_pool_dir;
      }
      if(substr($pool_dir, -1) != '/') $pool_dir .= '/';
      $pool_name = 'web'.$data['new']['domain_id'];
      $socket_dir = escapeshellcmd($web_config['php_fpm_socket_dir']);
      if(substr($socket_dir, -1) != '/') $socket_dir .= '/';
      if($data['new']['php_fpm_use_socket'] == 'y'){
         $use_tcp = 0;
         $use_socket = 1;
      } else {
         $use_tcp = 1;
         $use_socket = 0;
      }
      $tpl->setVar('use_tcp', $use_tcp);
      $tpl->setVar('use_socket', $use_socket);
      $fpm_socket = $socket_dir.$pool_name.'.sock';
      $tpl->setVar('fpm_socket', $fpm_socket);
      $tpl->setVar('rnd_php_dummy_file', '/'.md5(uniqid(microtime(), 1)).'.htm');
      $vhost_data['fpm_port'] = $web_config['php_fpm_start_port'] + $data['new']['domain_id'] - 1;
      // backwards compatibility; since ISPConfig 3.0.5, the PHP mode for nginx is called 'php-fpm' instead of 'fast-cgi'. The following line makes sure that old web sites that have 'fast-cgi' in the database still get PHP-FPM support.
      if($vhost_data['php'] == 'fast-cgi') $vhost_data['php'] = 'php-fpm';
      // Custom rewrite rules
      /*
      $final_rewrite_rules = array();
      $custom_rewrite_rules = $data['new']['rewrite_rules'];
      // Make sure we only have Unix linebreaks
      $custom_rewrite_rules = str_replace("\r\n", "\n", $custom_rewrite_rules);
      $custom_rewrite_rules = str_replace("\r", "\n", $custom_rewrite_rules);
      $custom_rewrite_rule_lines = explode("\n", $custom_rewrite_rules);
      if(is_array($custom_rewrite_rule_lines) && !empty($custom_rewrite_rule_lines)){
         foreach($custom_rewrite_rule_lines as $custom_rewrite_rule_line){
            $final_rewrite_rules[] = array('rewrite_rule' => $custom_rewrite_rule_line);
         }
      }
      $tpl->setLoop('rewrite_rules', $final_rewrite_rules);
      */
      // Custom rewrite rules
      $final_rewrite_rules = array();
      if(isset($data['new']['rewrite_rules']) && trim($data['new']['rewrite_rules']) != '') {
         $custom_rewrite_rules = trim($data['new']['rewrite_rules']);
         $custom_rewrites_are_valid = true;
         // use this counter to make sure all curly brackets are properly closed
         $if_level = 0;
         // Make sure we only have Unix linebreaks
         $custom_rewrite_rules = str_replace("\r\n", "\n", $custom_rewrite_rules);
         $custom_rewrite_rules = str_replace("\r", "\n", $custom_rewrite_rules);
         $custom_rewrite_rule_lines = explode("\n", $custom_rewrite_rules);
         if(is_array($custom_rewrite_rule_lines) && !empty($custom_rewrite_rule_lines)){
            foreach($custom_rewrite_rule_lines as $custom_rewrite_rule_line){
               // ignore comments
               if(substr(ltrim($custom_rewrite_rule_line), 0, 1) == '#'){
                  $final_rewrite_rules[] = array('rewrite_rule' => $custom_rewrite_rule_line);
                  continue;
               }
               // empty lines
               if(trim($custom_rewrite_rule_line) == ''){
                  $final_rewrite_rules[] = array('rewrite_rule' => $custom_rewrite_rule_line);
                  continue;
               }
               // rewrite
               if(preg_match('@^\s*rewrite\s+(^/)?\S+(\$)?\s+\S+(\s+(last|break|redirect|permanent|))?\s*;\s*$@', $custom_rewrite_rule_line)){
                  $final_rewrite_rules[] = array('rewrite_rule' => $custom_rewrite_rule_line);
                  continue;
               }
               // if
               if(preg_match('@^\s*if\s+\(\s*\$\S+(\s+(\!?(=|~|~\*))\s+(\S+|\".+\"))?\s*\)\s*\{\s*$@', $custom_rewrite_rule_line)){
                  $final_rewrite_rules[] = array('rewrite_rule' => $custom_rewrite_rule_line);
                  $if_level += 1;
                  continue;
               }
               // if - check for files, directories, etc.
               if(preg_match('@^\s*if\s+\(\s*\!?-(f|d|e|x)\s+\S+\s*\)\s*\{\s*$@', $custom_rewrite_rule_line)){
                  $final_rewrite_rules[] = array('rewrite_rule' => $custom_rewrite_rule_line);
                  $if_level += 1;
                  continue;
               }
               // break
               if(preg_match('@^\s*break\s*;\s*$@', $custom_rewrite_rule_line)){
                  $final_rewrite_rules[] = array('rewrite_rule' => $custom_rewrite_rule_line);
                  continue;
               }
               // return code [ text ]
               if(preg_match('@^\s*return\s+\d\d\d.*;\s*$@', $custom_rewrite_rule_line)){
                  $final_rewrite_rules[] = array('rewrite_rule' => $custom_rewrite_rule_line);
                  continue;
               }
               // return code URL
               // return URL
               if(preg_match('@^\s*return(\s+\d\d\d)?\s+(http|https|ftp)\://([a-zA-Z0-9\.\-]+(\:[a-zA-Z0-9\.&%\$\-]+)*\@)*((25[0-5]|2[0-4][0-9]|[0-1]{1}[0-9]{2}|[1-9]{1}[0-9]{1}|[1-9])\.(25[0-5]|2[0-4][0-9]|[0-1]{1}[0-9]{2}|[1-9]{1}[0-9]{1}|[1-9]|0)\.(25[0-5]|2[0-4][0-9]|[0-1]{1}[0-9]{2}|[1-9]{1}[0-9]{1}|[1-9]|0)\.(25[0-5]|2[0-4][0-9]|[0-1]{1}[0-9]{2}|[1-9]{1}[0-9]{1}|[0-9])|localhost|([a-zA-Z0-9\-]+\.)*[a-zA-Z0-9\-]+\.(com|edu|gov|int|mil|net|org|biz|arpa|info|name|pro|aero|coop|museum|[a-zA-Z]{2}))(\:[0-9]+)*(/($|[a-zA-Z0-9\.\,\?\'\\\+&%\$#\=~_\-]+))*\s*;\s*$@', $custom_rewrite_rule_line)){
                  $final_rewrite_rules[] = array('rewrite_rule' => $custom_rewrite_rule_line);
                  continue;
               }
               // set
               if(preg_match('@^\s*set\s+\$\S+\s+\S+\s*;\s*$@', $custom_rewrite_rule_line)){
                  $final_rewrite_rules[] = array('rewrite_rule' => $custom_rewrite_rule_line);
                  continue;
               }
               // closing curly bracket
               if(trim($custom_rewrite_rule_line) == '}'){
                  $final_rewrite_rules[] = array('rewrite_rule' => $custom_rewrite_rule_line);
                  $if_level -= 1;
                  continue;
               }
               $custom_rewrites_are_valid = false;
               break;
            }
         }
         if(!$custom_rewrites_are_valid || $if_level != 0){
            $final_rewrite_rules = array();
         }
      }
      $tpl->setLoop('rewrite_rules', $final_rewrite_rules);
      // Custom nginx directives
      $final_nginx_directives = array();
      $nginx_directives = $data['new']['nginx_directives'];
      // Make sure we only have Unix linebreaks
      $nginx_directives = str_replace("\r\n", "\n", $nginx_directives);
      $nginx_directives = str_replace("\r", "\n", $nginx_directives);
      $nginx_directive_lines = explode("\n", $nginx_directives);
      if(is_array($nginx_directive_lines) && !empty($nginx_directive_lines)){
         $trans = array('{DOCROOT}' => $vhost_data['web_document_root_www'], '{FASTCGIPASS}' => 'fastcgi_pass '.($data['new']['php_fpm_use_socket'] == 'y'? 'unix:'.$fpm_socket : '127.0.0.1:'.$vhost_data['fpm_port']).';');
         foreach($nginx_directive_lines as $nginx_directive_line){
            $final_nginx_directives[] = array('nginx_directive' => strtr($nginx_directive_line, $trans));
         }
      }
      $tpl->setLoop('nginx_directives', $final_nginx_directives);
      // Check if a SSL cert exists
      $ssl_dir = $config['nginx']['config_dir'].'/ssl';
      $ssl_dir = $data['new']['document_root'].'/ssl';
      $domain = $data['new']['ssl_domain'];
      $key_file = $ssl_dir.'/'.$domain.'.key';
      $crt_file = $ssl_dir.'/'.$domain.'.crt';
      $bundle_file = $ssl_dir.'/'.$domain.'.bundle';
        $vhost_data['nginx_directives'] = preg_replace("/\[IP\]/", $vhost_data['ip_address'], $vhost_data['nginx_directives']);
      if($data['new']['ssl'] == 'y' && @is_file($crt_file) && @is_file($key_file)) {
      if($domain!='' && $data['new']['ssl'] == 'y' && @is_file($crt_file) && @is_file($key_file) && (@filesize($crt_file)>0)  && (@filesize($key_file)>0)) {
         $vhost_data['ssl_enabled'] = 1;
         $app->log('Enable SSL for: '.$domain,LOGLEVEL_DEBUG);
         $app->log('Enable SSL for: '.$domain, LOGLEVEL_DEBUG);
      } else {
         $vhost_data['ssl_enabled'] = 0;
         $app->log('Disable SSL for: '.$domain,LOGLEVEL_DEBUG);
         $app->log('SSL Disabled. '.$domain, LOGLEVEL_DEBUG);
      }
      if(@is_file($bundle_file)) $vhost_data['has_bundle_cert'] = 1;
      // Set SEO Redirect
      if($data['new']['seo_redirect'] != ''){
         $vhost_data['seo_redirect_enabled'] = 1;
         $tmp_seo_redirects = $this->get_seo_redirects($data['new']);
         if(is_array($tmp_seo_redirects) && !empty($tmp_seo_redirects)){
            foreach($tmp_seo_redirects as $key => $val){
               $vhost_data[$key] = $val;
            }
         } else {
            $vhost_data['seo_redirect_enabled'] = 0;
         }
      } else {
         $vhost_data['seo_redirect_enabled'] = 0;
      }
      // Rewrite rules
      $own_rewrite_rules = array();
      $rewrite_rules = array();
      $local_rewrite_rules = array();
      if($data['new']['redirect_type'] != '' && $data['new']['redirect_path'] != '') {
         if(substr($data['new']['redirect_path'], -1) != '/') $data['new']['redirect_path'] .= '/';
         if(substr($data['new']['redirect_path'], 0, 8) == '[scheme]'){
            if($data['new']['redirect_type'] != 'proxy'){
               $data['new']['redirect_path'] = '$scheme'.substr($data['new']['redirect_path'], 8);
            } else {
               $data['new']['redirect_path'] = 'http'.substr($data['new']['redirect_path'], 8);
            }
         }
         // Custom proxy directives
         if($data['new']['redirect_type'] == 'proxy' && trim($data['new']['proxy_directives'] != '')){
            $final_proxy_directives = array();
            $proxy_directives = $data['new']['proxy_directives'];
            // Make sure we only have Unix linebreaks
            $proxy_directives = str_replace("\r\n", "\n", $proxy_directives);
            $proxy_directives = str_replace("\r", "\n", $proxy_directives);
            $proxy_directive_lines = explode("\n", $proxy_directives);
            if(is_array($proxy_directive_lines) && !empty($proxy_directive_lines)){
               foreach($proxy_directive_lines as $proxy_directive_line){
                  $final_proxy_directives[] = array('proxy_directive' => $proxy_directive_line);
               }
            }
         } else {
            $final_proxy_directives = false;
         }
         switch($data['new']['subdomain']) {
         case 'www':
            $exclude_own_hostname = '';
            if(substr($data['new']['redirect_path'], 0, 1) == '/'){ // relative path
               if($data['new']['redirect_type'] == 'proxy'){
                  $vhost_data['web_document_root_www_proxy'] = 'root '.$vhost_data['web_document_root_www'].';';
                  $vhost_data['web_document_root_www'] .= substr($data['new']['redirect_path'], 0, -1);
                  break;
               }
               $rewrite_exclude = '(?!/\b('.substr($data['new']['redirect_path'], 1, -1).(substr($data['new']['redirect_path'], 1, -1) != ''? '|': '').'stats'.($vhost_data['errordocs'] == 1 ? '|error' : '').')\b)/';
            } else { // URL - check if URL is local
               $tmp_redirect_path = $data['new']['redirect_path'];
               if(substr($tmp_redirect_path, 0, 7) == '$scheme') $tmp_redirect_path = 'http'.substr($tmp_redirect_path, 7);
               $tmp_redirect_path_parts = parse_url($tmp_redirect_path);
               if(($tmp_redirect_path_parts['host'] == $data['new']['domain'] || $tmp_redirect_path_parts['host'] == 'www.'.$data['new']['domain']) && ($tmp_redirect_path_parts['port'] == '80' || $tmp_redirect_path_parts['port'] == '443' || !isset($tmp_redirect_path_parts['port']))){
                  // URL is local
                  if(substr($tmp_redirect_path_parts['path'], -1) == '/') $tmp_redirect_path_parts['path'] = substr($tmp_redirect_path_parts['path'], 0, -1);
                  if(substr($tmp_redirect_path_parts['path'], 0, 1) != '/') $tmp_redirect_path_parts['path'] = '/'.$tmp_redirect_path_parts['path'];
                  //$rewrite_exclude = '((?!'.$tmp_redirect_path_parts['path'].'))';
                  if($data['new']['redirect_type'] == 'proxy'){
                     $vhost_data['web_document_root_www_proxy'] = 'root '.$vhost_data['web_document_root_www'].';';
                     $vhost_data['web_document_root_www'] .= $tmp_redirect_path_parts['path'];
                     break;
                  } else {
                     $rewrite_exclude = '(?!/\b('.substr($tmp_redirect_path_parts['path'], 1).(substr($tmp_redirect_path_parts['path'], 1) != ''? '|': '').'stats'.($vhost_data['errordocs'] == 1 ? '|error' : '').')\b)/';
                     $exclude_own_hostname = $tmp_redirect_path_parts['host'];
                  }
               } else {
                  // external URL
                  $rewrite_exclude = '(.?)/';
                  if($data['new']['redirect_type'] == 'proxy'){
                     $vhost_data['use_proxy'] = 'y';
                     $rewrite_subdir = $tmp_redirect_path_parts['path'];
                     if(substr($rewrite_subdir, 0, 1) == '/') $rewrite_subdir = substr($rewrite_subdir, 1);
                     if(substr($rewrite_subdir, -1) != '/') $rewrite_subdir .= '/';
                     if($rewrite_subdir == '/') $rewrite_subdir = '';
                  }
               }
               unset($tmp_redirect_path);
               unset($tmp_redirect_path_parts);
            }
            $own_rewrite_rules[] = array( 'rewrite_domain'  => '^'.$this->_rewrite_quote($data['new']['domain']),
               'rewrite_type'   => ($data['new']['redirect_type'] == 'no')?'':$data['new']['redirect_type'],
               'rewrite_target'  => $data['new']['redirect_path'],
               'rewrite_exclude' => $rewrite_exclude,
               'rewrite_subdir' => $rewrite_subdir,
               'exclude_own_hostname' => $exclude_own_hostname,
               'proxy_directives' => $final_proxy_directives,
               'use_rewrite' => ($data['new']['redirect_type'] == 'proxy' ? false:true),
               'use_proxy' => ($data['new']['redirect_type'] == 'proxy' ? true:false));
            break;
         case '*':
            $exclude_own_hostname = '';
            if(substr($data['new']['redirect_path'], 0, 1) == '/'){ // relative path
               if($data['new']['redirect_type'] == 'proxy'){
                  $vhost_data['web_document_root_www_proxy'] = 'root '.$vhost_data['web_document_root_www'].';';
                  $vhost_data['web_document_root_www'] .= substr($data['new']['redirect_path'], 0, -1);
                  break;
               }
               $rewrite_exclude = '(?!/\b('.substr($data['new']['redirect_path'], 1, -1).(substr($data['new']['redirect_path'], 1, -1) != ''? '|': '').'stats'.($vhost_data['errordocs'] == 1 ? '|error' : '').')\b)/';
            } else { // URL - check if URL is local
               $tmp_redirect_path = $data['new']['redirect_path'];
               if(substr($tmp_redirect_path, 0, 7) == '$scheme') $tmp_redirect_path = 'http'.substr($tmp_redirect_path, 7);
               $tmp_redirect_path_parts = parse_url($tmp_redirect_path);
               //if($is_serveralias && ($tmp_redirect_path_parts['port'] == '80' || $tmp_redirect_path_parts['port'] == '443' || !isset($tmp_redirect_path_parts['port']))){
               if($this->url_is_local($tmp_redirect_path_parts['host'], $data['new']['domain_id']) && ($tmp_redirect_path_parts['port'] == '80' || $tmp_redirect_path_parts['port'] == '443' || !isset($tmp_redirect_path_parts['port']))){
                  // URL is local
                  if(substr($tmp_redirect_path_parts['path'], -1) == '/') $tmp_redirect_path_parts['path'] = substr($tmp_redirect_path_parts['path'], 0, -1);
                  if(substr($tmp_redirect_path_parts['path'], 0, 1) != '/') $tmp_redirect_path_parts['path'] = '/'.$tmp_redirect_path_parts['path'];
                  //$rewrite_exclude = '((?!'.$tmp_redirect_path_parts['path'].'))';
                  if($data['new']['redirect_type'] == 'proxy'){
                     $vhost_data['web_document_root_www_proxy'] = 'root '.$vhost_data['web_document_root_www'].';';
                     $vhost_data['web_document_root_www'] .= $tmp_redirect_path_parts['path'];
                     break;
                  } else {
                     $rewrite_exclude = '(?!/\b('.substr($tmp_redirect_path_parts['path'], 1).(substr($tmp_redirect_path_parts['path'], 1) != ''? '|': '').'stats'.($vhost_data['errordocs'] == 1 ? '|error' : '').')\b)/';
                     $exclude_own_hostname = $tmp_redirect_path_parts['host'];
                  }
               } else {
                  // external URL
                  $rewrite_exclude = '(.?)/';
                  if($data['new']['redirect_type'] == 'proxy'){
                     $vhost_data['use_proxy'] = 'y';
                     $rewrite_subdir = $tmp_redirect_path_parts['path'];
                     if(substr($rewrite_subdir, 0, 1) == '/') $rewrite_subdir = substr($rewrite_subdir, 1);
                     if(substr($rewrite_subdir, -1) != '/') $rewrite_subdir .= '/';
                     if($rewrite_subdir == '/') $rewrite_subdir = '';
                  }
               }
               unset($tmp_redirect_path);
               unset($tmp_redirect_path_parts);
            }
            $own_rewrite_rules[] = array( 'rewrite_domain'  => '(^|\.)'.$this->_rewrite_quote($data['new']['domain']),
               'rewrite_type'   => ($data['new']['redirect_type'] == 'no')?'':$data['new']['redirect_type'],
               'rewrite_target'  => $data['new']['redirect_path'],
               'rewrite_exclude' => $rewrite_exclude,
               'rewrite_subdir' => $rewrite_subdir,
               'exclude_own_hostname' => $exclude_own_hostname,
               'proxy_directives' => $final_proxy_directives,
               'use_rewrite' => ($data['new']['redirect_type'] == 'proxy' ? false:true),
               'use_proxy' => ($data['new']['redirect_type'] == 'proxy' ? true:false));
            break;
         default:
            if(substr($data['new']['redirect_path'], 0, 1) == '/'){ // relative path
               $exclude_own_hostname = '';
               if($data['new']['redirect_type'] == 'proxy'){
                  $vhost_data['web_document_root_www_proxy'] = 'root '.$vhost_data['web_document_root_www'].';';
                  $vhost_data['web_document_root_www'] .= substr($data['new']['redirect_path'], 0, -1);
                  break;
               }
               $rewrite_exclude = '(?!/\b('.substr($data['new']['redirect_path'], 1, -1).(substr($data['new']['redirect_path'], 1, -1) != ''? '|': '').'stats'.($vhost_data['errordocs'] == 1 ? '|error' : '').')\b)/';
            } else { // URL - check if URL is local
               $tmp_redirect_path = $data['new']['redirect_path'];
               if(substr($tmp_redirect_path, 0, 7) == '$scheme') $tmp_redirect_path = 'http'.substr($tmp_redirect_path, 7);
               $tmp_redirect_path_parts = parse_url($tmp_redirect_path);
               if($tmp_redirect_path_parts['host'] == $data['new']['domain'] && ($tmp_redirect_path_parts['port'] == '80' || $tmp_redirect_path_parts['port'] == '443' || !isset($tmp_redirect_path_parts['port']))){
                  // URL is local
                  if(substr($tmp_redirect_path_parts['path'], -1) == '/') $tmp_redirect_path_parts['path'] = substr($tmp_redirect_path_parts['path'], 0, -1);
                  if(substr($tmp_redirect_path_parts['path'], 0, 1) != '/') $tmp_redirect_path_parts['path'] = '/'.$tmp_redirect_path_parts['path'];
                  //$rewrite_exclude = '((?!'.$tmp_redirect_path_parts['path'].'))';
                  if($data['new']['redirect_type'] == 'proxy'){
                     $vhost_data['web_document_root_www_proxy'] = 'root '.$vhost_data['web_document_root_www'].';';
                     $vhost_data['web_document_root_www'] .= $tmp_redirect_path_parts['path'];
                     break;
                  } else {
                     $rewrite_exclude = '(?!/\b('.substr($tmp_redirect_path_parts['path'], 1).(substr($tmp_redirect_path_parts['path'], 1) != ''? '|': '').'stats'.($vhost_data['errordocs'] == 1 ? '|error' : '').')\b)/';
                     $exclude_own_hostname = $tmp_redirect_path_parts['host'];
                  }
               } else {
                  // external URL
                  $rewrite_exclude = '(.?)/';
                  if($data['new']['redirect_type'] == 'proxy'){
                     $vhost_data['use_proxy'] = 'y';
                     $rewrite_subdir = $tmp_redirect_path_parts['path'];
                     if(substr($rewrite_subdir, 0, 1) == '/') $rewrite_subdir = substr($rewrite_subdir, 1);
                     if(substr($rewrite_subdir, -1) != '/') $rewrite_subdir .= '/';
                     if($rewrite_subdir == '/') $rewrite_subdir = '';
                  }
               }
               unset($tmp_redirect_path);
               unset($tmp_redirect_path_parts);
            }
            $own_rewrite_rules[] = array( 'rewrite_domain'  => '^'.$this->_rewrite_quote($data['new']['domain']),
               'rewrite_type'   => ($data['new']['redirect_type'] == 'no')?'':$data['new']['redirect_type'],
               'rewrite_target'  => $data['new']['redirect_path'],
               'rewrite_exclude' => $rewrite_exclude,
               'rewrite_subdir' => $rewrite_subdir,
               'exclude_own_hostname' => $exclude_own_hostname,
               'proxy_directives' => $final_proxy_directives,
               'use_rewrite' => ($data['new']['redirect_type'] == 'proxy' ? false:true),
               'use_proxy' => ($data['new']['redirect_type'] == 'proxy' ? true:false));
         }
      }
      $tpl->setVar($vhost_data);
      $server_alias = array();
      // get autoalias
      $auto_alias = $web_config['website_autoalias'];
      if($auto_alias != '') {
         // get the client username
         $client = $app->db->queryOneRecord("SELECT `username` FROM `client` WHERE `client_id` = '" . intval($client_id) . "'");
         $aa_search = array('[client_id]', '[website_id]', '[client_username]', '[website_domain]');
         $aa_replace = array($client_id, $data['new']['domain_id'], $client['username'], $data['new']['domain']);
         $auto_alias = str_replace($aa_search, $aa_replace, $auto_alias);
         unset($client);
         unset($aa_search);
         unset($aa_replace);
         $server_alias[] .= $auto_alias.' ';
      }
      switch($data['new']['subdomain']) {
      case 'www':
         $server_alias[] = 'www.'.$data['new']['domain'].' ';
         break;
      case '*':
         $server_alias[] = '*.'.$data['new']['domain'].' ';
         break;
      }
      // get alias domains (co-domains and subdomains)
      $aliases = $app->dbmaster->queryAllRecords('SELECT * FROM web_domain WHERE parent_domain_id = '.$data['new']['domain_id']." AND active = 'y'");
      $server_alias = array();
      switch($data['new']['subdomain']) {
         case 'www':
            $server_alias[] .= 'www.'.$data['new']['domain'].' ';
            break;
         case '*':
            $server_alias[] .= '*.'.$data['new']['domain'].' ';
            break;
      }
      $aliases = $app->db->queryAllRecords('SELECT * FROM web_domain WHERE parent_domain_id = '.$data['new']['domain_id']." AND active = 'y' AND (type != 'vhostsubdomain' OR type != 'vhostalias')");
      $alias_seo_redirects = array();
      if(is_array($aliases)) {
         foreach($aliases as $alias) {
            switch($alias['subdomain']) {
            // Custom proxy directives
            if($alias['redirect_type'] == 'proxy' && trim($alias['proxy_directives'] != '')){
               $final_proxy_directives = array();
               $proxy_directives = $alias['proxy_directives'];
               // Make sure we only have Unix linebreaks
               $proxy_directives = str_replace("\r\n", "\n", $proxy_directives);
               $proxy_directives = str_replace("\r", "\n", $proxy_directives);
               $proxy_directive_lines = explode("\n", $proxy_directives);
               if(is_array($proxy_directive_lines) && !empty($proxy_directive_lines)){
                  foreach($proxy_directive_lines as $proxy_directive_line){
                     $final_proxy_directives[] = array('proxy_directive' => $proxy_directive_line);
                  }
               }
            } else {
               $final_proxy_directives = false;
            }
            if($alias['redirect_type'] == '' || $alias['redirect_path'] == '' || substr($alias['redirect_path'], 0, 1) == '/') {
               switch($alias['subdomain']) {
               case 'www':
                  $server_alias[] .= 'www.'.$alias['domain'].' '.$alias['domain'].' ';
                  $server_alias[] = 'www.'.$alias['domain'].' '.$alias['domain'].' ';
                  break;
               case '*':
                  $server_alias[] .= '*.'.$alias['domain'].' '.$alias['domain'].' ';
                  $server_alias[] = '*.'.$alias['domain'].' '.$alias['domain'].' ';
                  break;
               default:
                  $server_alias[] .= $alias['domain'].' ';
                  $server_alias[] = $alias['domain'].' ';
                  break;
               }
               $app->log('Add server alias: '.$alias['domain'], LOGLEVEL_DEBUG);
               // Add SEO redirects for alias domains
               if($alias['seo_redirect'] != '' && $data['new']['seo_redirect'] != '*_to_www_domain_tld' && $data['new']['seo_redirect'] != '*_to_domain_tld' && ($alias['type'] == 'alias' || ($alias['type'] == 'subdomain' && $data['new']['seo_redirect'] != '*_domain_tld_to_www_domain_tld' && $data['new']['seo_redirect'] != '*_domain_tld_to_domain_tld'))){
                  $tmp_seo_redirects = $this->get_seo_redirects($alias, 'alias_');
                  if(is_array($tmp_seo_redirects) && !empty($tmp_seo_redirects)){
                     $alias_seo_redirects[] = $tmp_seo_redirects;
                  }
               }
            }
            $app->log('Add server alias: '.$alias['domain'],LOGLEVEL_DEBUG);
            // Local Rewriting (inside vhost server {} container)
            if($alias['redirect_type'] != '' && substr($alias['redirect_path'], 0, 1) == '/' && $alias['redirect_type'] != 'proxy') {  // proxy makes no sense with local path
               if(substr($alias['redirect_path'], -1) != '/') $alias['redirect_path'] .= '/';
               $rewrite_exclude = '(?!/\b('.substr($alias['redirect_path'], 1, -1).(substr($alias['redirect_path'], 1, -1) != ''? '|': '').'stats'.($vhost_data['errordocs'] == 1 ? '|error' : '').')\b)/';
               switch($alias['subdomain']) {
               case 'www':
                  // example.com
                  $local_rewrite_rules[] = array( 'local_redirect_origin_domain'  => $alias['domain'],
                     'local_redirect_operator' => '=',
                     'local_redirect_exclude' => $rewrite_exclude,
                     'local_redirect_target' => $alias['redirect_path'],
                     'local_redirect_type' => ($alias['redirect_type'] == 'no')?'':$alias['redirect_type']);
                  // www.example.com
                  $local_rewrite_rules[] = array( 'local_redirect_origin_domain'  => 'www.'.$alias['domain'],
                     'local_redirect_operator' => '=',
                     'local_redirect_exclude' => $rewrite_exclude,
                     'local_redirect_target' => $alias['redirect_path'],
                     'local_redirect_type' => ($alias['redirect_type'] == 'no')?'':$alias['redirect_type']);
                  break;
               case '*':
                  $local_rewrite_rules[] = array( 'local_redirect_origin_domain'  => '^('.str_replace('.', '\.', $alias['domain']).'|.+\.'.str_replace('.', '\.', $alias['domain']).')$',
                     'local_redirect_operator' => '~*',
                     'local_redirect_exclude' => $rewrite_exclude,
                     'local_redirect_target' => $alias['redirect_path'],
                     'local_redirect_type' => ($alias['redirect_type'] == 'no')?'':$alias['redirect_type']);
                  break;
               default:
                  $local_rewrite_rules[] = array( 'local_redirect_origin_domain'  => $alias['domain'],
                     'local_redirect_operator' => '=',
                     'local_redirect_exclude' => $rewrite_exclude,
                     'local_redirect_target' => $alias['redirect_path'],
                     'local_redirect_type' => ($alias['redirect_type'] == 'no')?'':$alias['redirect_type']);
               }
            }
            // External Rewriting (extra server {} containers)
            if($alias['redirect_type'] != '' && $alias['redirect_path'] != '' && substr($alias['redirect_path'], 0, 1) != '/') {
               if(substr($alias['redirect_path'], -1) != '/') $alias['redirect_path'] .= '/';
               if(substr($alias['redirect_path'], 0, 8) == '[scheme]'){
                  if($alias['redirect_type'] != 'proxy'){
                     $alias['redirect_path'] = '$scheme'.substr($alias['redirect_path'], 8);
                  } else {
                     $alias['redirect_path'] = 'http'.substr($alias['redirect_path'], 8);
                  }
               }
               switch($alias['subdomain']) {
               case 'www':
                  if($alias['redirect_type'] == 'proxy'){
                     $tmp_redirect_path = $alias['redirect_path'];
                     $tmp_redirect_path_parts = parse_url($tmp_redirect_path);
                     $rewrite_subdir = $tmp_redirect_path_parts['path'];
                     if(substr($rewrite_subdir, 0, 1) == '/') $rewrite_subdir = substr($rewrite_subdir, 1);
                     if(substr($rewrite_subdir, -1) != '/') $rewrite_subdir .= '/';
                     if($rewrite_subdir == '/') $rewrite_subdir = '';
                  }
                  if($alias['redirect_type'] != 'proxy'){
                     if(substr($alias['redirect_path'], -1) == '/') $alias['redirect_path'] = substr($alias['redirect_path'], 0, -1);
                  }
                  // Add SEO redirects for alias domains
                  $alias_seo_redirects2 = array();
                  if($alias['seo_redirect'] != ''){
                     $tmp_seo_redirects = $this->get_seo_redirects($alias, 'alias_', 'none');
                     if(is_array($tmp_seo_redirects) && !empty($tmp_seo_redirects)){
                        $alias_seo_redirects2[] = $tmp_seo_redirects;
                     }
                  }
                  $rewrite_rules[] = array( 'rewrite_domain'  => $alias['domain'],
                     'rewrite_type'   => ($alias['redirect_type'] == 'no')?'':$alias['redirect_type'],
                     'rewrite_target'  => $alias['redirect_path'],
                     'rewrite_subdir' => $rewrite_subdir,
                     'proxy_directives' => $final_proxy_directives,
                     'use_rewrite' => ($alias['redirect_type'] == 'proxy' ? false:true),
                     'use_proxy' => ($alias['redirect_type'] == 'proxy' ? true:false),
                     'alias_seo_redirects2' => (count($alias_seo_redirects2) > 0 ? $alias_seo_redirects2 : false));
                  // Add SEO redirects for alias domains
                  $alias_seo_redirects2 = array();
                  if($alias['seo_redirect'] != ''){
                     $tmp_seo_redirects = $this->get_seo_redirects($alias, 'alias_', 'www');
                     if(is_array($tmp_seo_redirects) && !empty($tmp_seo_redirects)){
                        $alias_seo_redirects2[] = $tmp_seo_redirects;
                     }
                  }
                  $rewrite_rules[] = array( 'rewrite_domain'  => 'www.'.$alias['domain'],
                     'rewrite_type'   => ($alias['redirect_type'] == 'no')?'':$alias['redirect_type'],
                     'rewrite_target'  => $alias['redirect_path'],
                     'rewrite_subdir' => $rewrite_subdir,
                     'proxy_directives' => $final_proxy_directives,
                     'use_rewrite' => ($alias['redirect_type'] == 'proxy' ? false:true),
                     'use_proxy' => ($alias['redirect_type'] == 'proxy' ? true:false),
                     'alias_seo_redirects2' => (count($alias_seo_redirects2) > 0 ? $alias_seo_redirects2 : false));
                  break;
               case '*':
                  if($alias['redirect_type'] == 'proxy'){
                     $tmp_redirect_path = $alias['redirect_path'];
                     $tmp_redirect_path_parts = parse_url($tmp_redirect_path);
                     $rewrite_subdir = $tmp_redirect_path_parts['path'];
                     if(substr($rewrite_subdir, 0, 1) == '/') $rewrite_subdir = substr($rewrite_subdir, 1);
                     if(substr($rewrite_subdir, -1) != '/') $rewrite_subdir .= '/';
                     if($rewrite_subdir == '/') $rewrite_subdir = '';
                  }
                  if($alias['redirect_type'] != 'proxy'){
                     if(substr($alias['redirect_path'], -1) == '/') $alias['redirect_path'] = substr($alias['redirect_path'], 0, -1);
                  }
                  // Add SEO redirects for alias domains
                  $alias_seo_redirects2 = array();
                  if($alias['seo_redirect'] != ''){
                     $tmp_seo_redirects = $this->get_seo_redirects($alias, 'alias_');
                     if(is_array($tmp_seo_redirects) && !empty($tmp_seo_redirects)){
                        $alias_seo_redirects2[] = $tmp_seo_redirects;
                     }
                  }
                  $rewrite_rules[] = array( 'rewrite_domain'  => $alias['domain'].' *.'.$alias['domain'],
                     'rewrite_type'   => ($alias['redirect_type'] == 'no')?'':$alias['redirect_type'],
                     'rewrite_target'  => $alias['redirect_path'],
                     'rewrite_subdir' => $rewrite_subdir,
                     'proxy_directives' => $final_proxy_directives,
                     'use_rewrite' => ($alias['redirect_type'] == 'proxy' ? false:true),
                     'use_proxy' => ($alias['redirect_type'] == 'proxy' ? true:false),
                     'alias_seo_redirects2' => (count($alias_seo_redirects2) > 0 ? $alias_seo_redirects2 : false));
                  break;
               default:
                  if($alias['redirect_type'] == 'proxy'){
                     $tmp_redirect_path = $alias['redirect_path'];
                     $tmp_redirect_path_parts = parse_url($tmp_redirect_path);
                     $rewrite_subdir = $tmp_redirect_path_parts['path'];
                     if(substr($rewrite_subdir, 0, 1) == '/') $rewrite_subdir = substr($rewrite_subdir, 1);
                     if(substr($rewrite_subdir, -1) != '/') $rewrite_subdir .= '/';
                     if($rewrite_subdir == '/') $rewrite_subdir = '';
                  }
                  if($alias['redirect_type'] != 'proxy'){
                     if(substr($alias['redirect_path'], -1) == '/') $alias['redirect_path'] = substr($alias['redirect_path'], 0, -1);
                  }
                  if(substr($alias['domain'], 0, 2) === '*.') $domain_rule = '*.'.substr($alias['domain'], 2);
                  else $domain_rule = $alias['domain'];
                  // Add SEO redirects for alias domains
                  $alias_seo_redirects2 = array();
                  if($alias['seo_redirect'] != ''){
                     if(substr($alias['domain'], 0, 2) === '*.'){
                        $tmp_seo_redirects = $this->get_seo_redirects($alias, 'alias_');
                     } else {
                        $tmp_seo_redirects = $this->get_seo_redirects($alias, 'alias_', 'none');
                     }
                     if(is_array($tmp_seo_redirects) && !empty($tmp_seo_redirects)){
                        $alias_seo_redirects2[] = $tmp_seo_redirects;
                     }
                  }
                  $rewrite_rules[] = array( 'rewrite_domain'  => $domain_rule,
                     'rewrite_type'   => ($alias['redirect_type'] == 'no')?'':$alias['redirect_type'],
                     'rewrite_target'  => $alias['redirect_path'],
                     'rewrite_subdir' => $rewrite_subdir,
                     'proxy_directives' => $final_proxy_directives,
                     'use_rewrite' => ($alias['redirect_type'] == 'proxy' ? false:true),
                     'use_proxy' => ($alias['redirect_type'] == 'proxy' ? true:false),
                     'alias_seo_redirects2' => (count($alias_seo_redirects2) > 0 ? $alias_seo_redirects2 : false));
               }
            }
         }
      }
@@ -163,204 +1512,1317 @@
         $server_alias_str = '';
         $n = 0;
         // begin a new ServerAlias line after 30 alias domains
         foreach($server_alias as $tmp_alias) {
            if($n % 30 == 0) $server_alias_str .= " ";
            $server_alias_str .= $tmp_alias;
         }
         unset($tmp_alias);
         $tpl->setVar('alias',trim($server_alias_str));
         $tpl->setVar('alias', trim($server_alias_str));
      } else {
         $tpl->setVar('alias','');
         $tpl->setVar('alias', '');
      }
      $vhost_file = escapeshellcmd($nginx_config['vhost_conf_dir'].'/'.$data['new']['domain'].'.vhost');
      if(count($rewrite_rules) > 0) {
         $tpl->setLoop('redirects', $rewrite_rules);
      }
      if(count($own_rewrite_rules) > 0) {
         $tpl->setLoop('own_redirects', $own_rewrite_rules);
      }
      if(count($local_rewrite_rules) > 0) {
         $tpl->setLoop('local_redirects', $local_rewrite_rules);
      }
      if(count($alias_seo_redirects) > 0) {
         $tpl->setLoop('alias_seo_redirects', $alias_seo_redirects);
      }
      //* Create basic http auth for website statistics
      $tpl->setVar('stats_auth_passwd_file', $data['new']['document_root']."/web/stats/.htpasswd_stats");
      // Create basic http auth for other directories
      $basic_auth_locations = $this->_create_web_folder_auth_configuration($data['new']);
      if(is_array($basic_auth_locations) && !empty($basic_auth_locations)) $tpl->setLoop('basic_auth_locations', $basic_auth_locations);
      $vhost_file = escapeshellcmd($web_config['nginx_vhost_conf_dir'].'/'.$data['new']['domain'].'.vhost');
      //* Make a backup copy of vhost file
      copy($vhost_file,$vhost_file.'~');
      if(file_exists($vhost_file)) copy($vhost_file, $vhost_file.'~');
      //* Write vhost file
      file_put_contents($vhost_file,$tpl->grab());
      $app->log('Writing the vhost file: '.$vhost_file,LOGLEVEL_DEBUG);
      $app->system->file_put_contents($vhost_file, $this->nginx_merge_locations($tpl->grab()));
      $app->log('Writing the vhost file: '.$vhost_file, LOGLEVEL_DEBUG);
      unset($tpl);
      //* Set the symlink to enable the vhost
      //* First we check if there is a old type of symlink and remove it
      $vhost_symlink = escapeshellcmd($web_config['nginx_vhost_conf_enabled_dir'].'/'.$data['new']['domain'].'.vhost');
      if(is_link($vhost_symlink)) unlink($vhost_symlink);
      // Set the symlink to enable the vhost
      $vhost_symlink = escapeshellcmd($nginx_config['vhost_conf_enabled_dir'].'/'.$data['new']['domain'].'.vhost');
      //* Remove old or changed symlinks
      if($data['new']['subdomain'] != $data['old']['subdomain'] or $data['new']['active'] == 'n') {
         $vhost_symlink = escapeshellcmd($web_config['nginx_vhost_conf_enabled_dir'].'/900-'.$data['new']['domain'].'.vhost');
         if(is_link($vhost_symlink)) {
            $app->system->unlink($vhost_symlink);
            $app->log('Removing symlink: '.$vhost_symlink.'->'.$vhost_file, LOGLEVEL_DEBUG);
         }
         $vhost_symlink = escapeshellcmd($web_config['nginx_vhost_conf_enabled_dir'].'/100-'.$data['new']['domain'].'.vhost');
         if(is_link($vhost_symlink)) {
            $app->system->unlink($vhost_symlink);
            $app->log('Removing symlink: '.$vhost_symlink.'->'.$vhost_file, LOGLEVEL_DEBUG);
         }
      }
      //* New symlink
      if($data['new']['subdomain'] == '*') {
         $vhost_symlink = escapeshellcmd($web_config['nginx_vhost_conf_enabled_dir'].'/900-'.$data['new']['domain'].'.vhost');
      } else {
         $vhost_symlink = escapeshellcmd($web_config['nginx_vhost_conf_enabled_dir'].'/100-'.$data['new']['domain'].'.vhost');
      }
      if($data['new']['active'] == 'y' && !is_link($vhost_symlink)) {
         symlink($vhost_file,$vhost_symlink);
         $app->log('Creating symlink: '.$vhost_symlink.'->'.$vhost_file,LOGLEVEL_DEBUG);
         symlink($vhost_file, $vhost_symlink);
         $app->log('Creating symlink: '.$vhost_symlink.'->'.$vhost_file, LOGLEVEL_DEBUG);
      }
      // Remove the symlink, if site is inactive
      if($data['new']['active'] == 'n' && is_link($vhost_symlink)) {
         unlink($vhost_symlink);
         $app->log('Removing symlink: '.$vhost_symlink.'->'.$vhost_file,LOGLEVEL_DEBUG);
      }
      if(!is_dir('/var/log/ispconfig/nginx/'.$data['new']['domain'])) exec('mkdir -p /var/log/ispconfig/nginx/'.$data['new']['domain']);
      // remove old symlink and vhost file, if domain name of the site has changed
      if($this->action == 'update' && $data['old']['domain'] != '' && $data['new']['domain'] != $data['old']['domain']) {
         $vhost_symlink = escapeshellcmd($nginx_config['vhost_conf_enabled_dir'].'/'.$data['old']['domain'].'.vhost');
         unlink($vhost_symlink);
         $app->log('Removing symlink: '.$vhost_symlink.'->'.$vhost_file,LOGLEVEL_DEBUG);
         $vhost_file = escapeshellcmd($nginx_config['vhost_conf_dir'].'/'.$data['old']['domain'].'.vhost');
         unlink($vhost_file);
         $app->log('Removing file: '.$vhost_file,LOGLEVEL_DEBUG);
         if(is_dir('/var/log/ispconfig/nginx/'.$data['old']['domain'])) exec('rm -rf /var/log/ispconfig/nginx/'.$data['old']['domain']);
         $vhost_symlink = escapeshellcmd($web_config['nginx_vhost_conf_enabled_dir'].'/900-'.$data['old']['domain'].'.vhost');
         if(is_link($vhost_symlink)) {
            $app->system->unlink($vhost_symlink);
            $app->log('Removing symlink: '.$vhost_symlink.'->'.$vhost_file, LOGLEVEL_DEBUG);
         }
         $vhost_symlink = escapeshellcmd($web_config['nginx_vhost_conf_enabled_dir'].'/100-'.$data['old']['domain'].'.vhost');
         if(is_link($vhost_symlink)) {
            $app->system->unlink($vhost_symlink);
            $app->log('Removing symlink: '.$vhost_symlink.'->'.$vhost_file, LOGLEVEL_DEBUG);
         }
         $vhost_symlink = escapeshellcmd($web_config['nginx_vhost_conf_enabled_dir'].'/'.$data['old']['domain'].'.vhost');
         if(is_link($vhost_symlink)) {
            $app->system->unlink($vhost_symlink);
            $app->log('Removing symlink: '.$vhost_symlink.'->'.$vhost_file, LOGLEVEL_DEBUG);
         }
         $vhost_file = escapeshellcmd($web_config['nginx_vhost_conf_dir'].'/'.$data['old']['domain'].'.vhost');
         $app->system->unlink($vhost_file);
         $app->log('Removing file: '.$vhost_file, LOGLEVEL_DEBUG);
      }
      // request a httpd reload when all records have been processed
      $app->services->restartServiceDelayed('nginx','restart');
      // Remove the backup copy of the config file.
      if(@is_file($vhost_file.'~')) unlink($vhost_file.'~');
      //* Unset action to clean it for next processed vhost.
      $this->action = '';
      // create password file for stats directory
      if(!is_file($data['new']['document_root'].'/web/stats/.htpasswd_stats') || $data['new']['stats_password'] != $data['old']['stats_password']) {
         if(trim($data['new']['stats_password']) != '') {
            $htp_file = 'admin:'.trim($data['new']['stats_password']);
            $app->system->file_put_contents($data['new']['document_root'].'/web/stats/.htpasswd_stats', $htp_file);
            $app->system->chmod($data['new']['document_root'].'/web/stats/.htpasswd_stats', 0755);
            unset($htp_file);
         }
      }
   }
      //* Create awstats configuration
      if($data['new']['stats_type'] == 'awstats' && ($data['new']['type'] == 'vhost' || $data['new']['type'] == 'vhostsubdomain' || $data['new']['type'] == 'vhostalias')) {
         $this->awstats_update($data, $web_config);
      }
   // Handle the creation of SSL certificates
   function ssl($event_name,$data) {
      global $app, $conf;
      $this->php_fpm_pool_update($data, $web_config, $pool_dir, $pool_name, $socket_dir);
      if(!is_dir($conf['nginx']['config_dir'].'/ssl')) exec('mkdir -p '.$conf['nginx']['config_dir'].'/ssl');
      $ssl_dir = $conf['nginx']['config_dir'].'/ssl';
      if($web_config['check_apache_config'] == 'y') {
         //* Test if nginx starts with the new configuration file
         $nginx_online_status_before_restart = $this->_checkTcp('localhost', 80);
         $app->log('nginx status is: '.($nginx_online_status_before_restart === true? 'running' : 'down'), LOGLEVEL_DEBUG);
         $retval = $app->services->restartService('httpd', 'restart'); // $retval['retval'] is 0 on success and > 0 on failure
         $app->log('nginx restart return value is: '.$retval['retval'], LOGLEVEL_DEBUG);
         // wait a few seconds, before we test the apache status again
         sleep(2);
         //* Check if nginx restarted successfully if it was online before
         $nginx_online_status_after_restart = $this->_checkTcp('localhost', 80);
         $app->log('nginx online status after restart is: '.($nginx_online_status_after_restart === true? 'running' : 'down'), LOGLEVEL_DEBUG);
         if($nginx_online_status_before_restart && !$nginx_online_status_after_restart || $retval['retval'] > 0) {
            $app->log('nginx did not restart after the configuration change for website '.$data['new']['domain'].'. Reverting the configuration. Saved non-working config as '.$vhost_file.'.err', LOGLEVEL_WARN);
            if(is_array($retval['output']) && !empty($retval['output'])){
               $app->log('Reason for nginx restart failure: '.implode("\n", $retval['output']), LOGLEVEL_WARN);
               $app->dbmaster->datalogError(implode("\n", $retval['output']));
            } else {
               // if no output is given, check again
               exec('nginx -t 2>&1', $tmp_output, $tmp_retval);
               if($tmp_retval > 0 && is_array($tmp_output) && !empty($tmp_output)){
                  $app->log('Reason for nginx restart failure: '.implode("\n", $tmp_output), LOGLEVEL_WARN);
                  $app->dbmaster->datalogError(implode("\n", $tmp_output));
               }
               unset($tmp_output, $tmp_retval);
            }
            $app->system->copy($vhost_file, $vhost_file.'.err');
            if(is_file($vhost_file.'~')) {
               //* Copy back the last backup file
               $app->system->copy($vhost_file.'~', $vhost_file);
            } else {
               //* There is no backup file, so we create a empty vhost file with a warning message inside
               $app->system->file_put_contents($vhost_file, "# nginx did not start after modifying this vhost file.\n# Please check file $vhost_file.err for syntax errors.");
            }
            if($this->ssl_certificate_changed === true) {
               $ssl_dir = $data['new']['document_root'].'/ssl';
               $domain = $data['new']['ssl_domain'];
               $key_file = $ssl_dir.'/'.$domain.'.key.org';
               $key_file2 = $ssl_dir.'/'.$domain.'.key';
               $csr_file = $ssl_dir.'/'.$domain.'.csr';
               $crt_file = $ssl_dir.'/'.$domain.'.crt';
               //$bundle_file = $ssl_dir.'/'.$domain.'.bundle';
               //* Backup the files that might have caused the error
               if(is_file($key_file)){
                  $app->system->copy($key_file, $key_file.'.err');
                  $app->system->chmod($key_file.'.err', 0400);
               }
               if(is_file($key_file2)){
                  $app->system->copy($key_file2, $key_file2.'.err');
                  $app->system->chmod($key_file2.'.err', 0400);
               }
               if(is_file($csr_file)) $app->system->copy($csr_file, $csr_file.'.err');
               if(is_file($crt_file)) $app->system->copy($crt_file, $crt_file.'.err');
               //if(is_file($bundle_file)) $app->system->copy($bundle_file,$bundle_file.'.err');
               //* Restore the ~ backup files
               if(is_file($key_file.'~')) $app->system->copy($key_file.'~', $key_file);
               if(is_file($key_file2.'~')) $app->system->copy($key_file2.'~', $key_file2);
               if(is_file($crt_file.'~')) $app->system->copy($crt_file.'~', $crt_file);
               if(is_file($csr_file.'~')) $app->system->copy($csr_file.'~', $csr_file);
               //if(is_file($bundle_file.'~')) $app->system->copy($bundle_file.'~',$bundle_file);
               $app->log('nginx did not restart after the configuration change for website '.$data['new']['domain'].' Reverting the SSL configuration. Saved non-working SSL files with .err extension.', LOGLEVEL_WARN);
            }
            $app->services->restartService('httpd', 'restart');
         }
      } else {
         //* We do not check the nginx config after changes (is faster)
         $app->services->restartServiceDelayed('httpd', 'reload');
      }
      //* The vhost is written and apache has been restarted, so we
      // can reset the ssl changed var to false and cleanup some files
      $this->ssl_certificate_changed = false;
      $ssl_dir = $data['new']['document_root'].'/ssl';
      $domain = $data['new']['ssl_domain'];
      $key_file = $ssl_dir.'/'.$domain.'.key.org';
      $key_file2 = $ssl_dir.'/'.$domain.'.key';
      $csr_file = $ssl_dir.'/'.$domain.'.csr';
      $crt_file = $ssl_dir.'/'.$domain.'.crt';
      //$bundle_file = $ssl_dir.'/'.$domain.'.bundle';
      //* Save a SSL certificate to disk
      if($data["new"]["ssl_action"] == 'save') {
         $web = $app->masterdb->queryOneRecord("select wd.document_root, sp.ip_address from web_domain wd INNER JOIN server_ip sp USING(server_id) WHERE domain = '".$data['new']['domain']."'");
         $src_ssl_dir = $web["document_root"]."/ssl";
         //$domain = $data["new"]["ssl_domain"];
         //$csr_file = $ssl_dir.'/'.$domain.".csr";
         //$crt_file = $ssl_dir.'/'.$domain.".crt";
         //$bundle_file = $ssl_dir.'/'.$domain.".bundle";
         $this->_exec('rsync -v -e ssh root@'.$web['ip_address'].':~/$src_ssl_dir '.$ssl_dir);
         $app->log('Syncing SSL Cert for: '.$domain,LOGLEVEL_DEBUG);
      }
      if(@is_file($key_file.'~')) $app->system->unlink($key_file.'~');
      if(@is_file($key2_file.'~')) $app->system->unlink($key2_file.'~');
      if(@is_file($crt_file.'~')) $app->system->unlink($crt_file.'~');
      if(@is_file($csr_file.'~')) $app->system->unlink($csr_file.'~');
      //if(@is_file($bundle_file.'~')) $app->system->unlink($bundle_file.'~');
      //* Delete a SSL certificate
      if($data['new']['ssl_action'] == 'del') {
         //$ssl_dir = $data['new']['document_root'].'/ssl';
         $domain = $data['new']['ssl_domain'];
         $csr_file = $ssl_dir.'/'.$domain.'.csr';
         $crt_file = $ssl_dir.'/'.$domain.'.crt';
         $bundle_file = $ssl_dir.'/'.$domain.'.bundle';
         unlink($csr_file);
         unlink($crt_file);
         unlink($bundle_file);
         $app->log('Deleting SSL Cert for: '.$domain,LOGLEVEL_DEBUG);
      }
      // Remove the backup copy of the config file.
      if(@is_file($vhost_file.'~')) $app->system->unlink($vhost_file.'~');
      //* Unset action to clean it for next processed vhost.
      $this->action = '';
   }
   function delete($event_name,$data) {
   function delete($event_name, $data) {
      global $app, $conf;
      // load the server configuration options
      $app->uses('getconf');
      $nginx_config = $app->getconf->get_server_config($conf['server_id'], 'nginx');
      $app->uses('system');
      $web_config = $app->getconf->get_server_config($conf['server_id'], 'web');
      if($data['old']['type'] == 'vhost' || $data['old']['type'] == 'vhostsubdomain' || $data['old']['type'] == 'vhostalias') $app->system->web_folder_protection($data['old']['document_root'], false);
      if($data['old']['type'] == 'vhost') {
      //* Check if this is a chrooted setup
      if($web_config['website_basedir'] != '' && @is_file($web_config['website_basedir'].'/etc/passwd')) {
         $nginx_chrooted = true;
      } else {
         $nginx_chrooted = false;
      }
      //* Remove the mounts
      $log_folder = 'log';
      $web_folder = '';
      if($data['old']['type'] == 'vhostsubdomain' || $data['old']['type'] == 'vhostalias') {
         $tmp = $app->db->queryOneRecord('SELECT `domain`,`document_root` FROM web_domain WHERE domain_id = '.intval($data['old']['parent_domain_id']));
         if($tmp['domain'] != ''){
            $subdomain_host = preg_replace('/^(.*)\.' . preg_quote($tmp['domain'], '/') . '$/', '$1', $data['old']['domain']);
         } else {
            // get log folder from /etc/fstab
            /*
            $bind_mounts = $app->system->file_get_contents('/etc/fstab');
            $bind_mount_lines = explode("\n", $bind_mounts);
            if(is_array($bind_mount_lines) && !empty($bind_mount_lines)){
               foreach($bind_mount_lines as $bind_mount_line){
                  $bind_mount_line = preg_replace('/\s+/', ' ', $bind_mount_line);
                  $bind_mount_parts = explode(' ', $bind_mount_line);
                  if(is_array($bind_mount_parts) && !empty($bind_mount_parts)){
                     if($bind_mount_parts[0] == '/var/log/ispconfig/httpd/'.$data['old']['domain'] && $bind_mount_parts[2] == 'none' && strpos($bind_mount_parts[3], 'bind') !== false){
                        $subdomain_host = str_replace($data['old']['document_root'].'/log/', '', $bind_mount_parts[1]);
                     }
                  }
               }
            }
            */
            // we are deleting the parent domain, so we can delete everything in the log directory
            $subdomain_hosts = array();
            $files = array_diff(scandir($data['old']['document_root'].'/'.$log_folder), array('.', '..'));
            if(is_array($files) && !empty($files)){
               foreach($files as $file){
                  if(is_dir($data['old']['document_root'].'/'.$log_folder.'/'.$file)){
                     $subdomain_hosts[] = $file;
                  }
               }
            }
         }
         if(is_array($subdomain_hosts) && !empty($subdomain_hosts)){
            $log_folders = array();
            foreach($subdomain_hosts as $subdomain_host){
               $log_folders[] = $log_folder.'/'.$subdomain_host;
            }
         } else {
            if($subdomain_host == '') $subdomain_host = 'web'.$data['old']['domain_id'];
            $log_folder .= '/' . $subdomain_host;
         }
         $web_folder = $data['old']['web_folder'];
         unset($tmp);
         unset($subdomain_hosts);
      }
      if($data['old']['type'] == 'vhost' || $data['old']['type'] == 'vhostsubdomain' || $data['old']['type'] == 'vhostalias'){
         if(is_array($log_folders) && !empty($log_folders)){
            foreach($log_folders as $log_folder){
               //if($app->system->is_mounted($data['old']['document_root'].'/'.$log_folder)) exec('umount '.escapeshellarg($data['old']['document_root'].'/'.$log_folder));
               exec('umount '.escapeshellarg($data['old']['document_root'].'/'.$log_folder).' 2>/dev/null');
            }
         } else {
            //if($app->system->is_mounted($data['old']['document_root'].'/'.$log_folder)) exec('umount '.escapeshellarg($data['old']['document_root'].'/'.$log_folder));
            exec('umount '.escapeshellarg($data['old']['document_root'].'/'.$log_folder).' 2>/dev/null');
         }
      }
      //* remove mountpoint from fstab
      if(is_array($log_folders) && !empty($log_folders)){
         foreach($log_folders as $log_folder){
            $fstab_line = '/var/log/ispconfig/httpd/'.$data['old']['domain'].' '.$data['old']['document_root'].'/'.$log_folder.'    none    bind';
            $app->system->removeLine('/etc/fstab', $fstab_line);
         }
      } else {
         $fstab_line = '/var/log/ispconfig/httpd/'.$data['old']['domain'].' '.$data['old']['document_root'].'/'.$log_folder.'    none    bind';
         $app->system->removeLine('/etc/fstab', $fstab_line);
      }
      unset($log_folders);
      if($data['old']['type'] != 'vhost' && $data['old']['type'] != 'vhostsubdomain' && $data['old']['type'] != 'vhostalias' && $data['old']['parent_domain_id'] > 0) {
         //* This is a alias domain or subdomain, so we have to update the website instead
         $parent_domain_id = intval($data['old']['parent_domain_id']);
         $tmp = $app->db->queryOneRecord('SELECT * FROM web_domain WHERE domain_id = '.$parent_domain_id." AND active = 'y'");
         $data['new'] = $tmp;
         $data['old'] = $tmp;
         $this->action = 'update';
         // just run the update function
         $this->update($event_name, $data);
      } else {
         //* This is a website
         // Deleting the vhost file, symlink and the data directory
         $vhost_symlink = escapeshellcmd($nginx_config['vhost_conf_enabled_dir'].'/'.$data['old']['domain'].'.vhost');
         unlink($vhost_symlink);
         $app->log('Removing symlink: '.$vhost_symlink.'->'.$vhost_file,LOGLEVEL_DEBUG);
         $vhost_file = escapeshellcmd($web_config['nginx_vhost_conf_dir'].'/'.$data['old']['domain'].'.vhost');
         $vhost_file = escapeshellcmd($nginx_config['vhost_conf_dir'].'/'.$data['old']['domain'].'.vhost');
         unlink($vhost_file);
         $app->log('Removing vhost file: '.$vhost_file,LOGLEVEL_DEBUG);
         $vhost_symlink = escapeshellcmd($web_config['nginx_vhost_conf_enabled_dir'].'/'.$data['old']['domain'].'.vhost');
         if(is_link($vhost_symlink)){
            $app->system->unlink($vhost_symlink);
            $app->log('Removing symlink: '.$vhost_symlink.'->'.$vhost_file, LOGLEVEL_DEBUG);
         }
         $vhost_symlink = escapeshellcmd($web_config['nginx_vhost_conf_enabled_dir'].'/900-'.$data['old']['domain'].'.vhost');
         if(is_link($vhost_symlink)){
            $app->system->unlink($vhost_symlink);
            $app->log('Removing symlink: '.$vhost_symlink.'->'.$vhost_file, LOGLEVEL_DEBUG);
         }
         $vhost_symlink = escapeshellcmd($web_config['nginx_vhost_conf_enabled_dir'].'/100-'.$data['old']['domain'].'.vhost');
         if(is_link($vhost_symlink)){
            $app->system->unlink($vhost_symlink);
            $app->log('Removing symlink: '.$vhost_symlink.'->'.$vhost_file, LOGLEVEL_DEBUG);
         }
         $app->system->unlink($vhost_file);
         $app->log('Removing vhost file: '.$vhost_file, LOGLEVEL_DEBUG);
         if($data['old']['type'] == 'vhost' || $data['old']['type'] == 'vhostsubdomain' || $data['old']['type'] == 'vhostalias') {
            $docroot = escapeshellcmd($data['old']['document_root']);
            if($docroot != '' && !stristr($docroot, '..')) {
               if($data['old']['type'] == 'vhost') {
                  // this is a vhost - we delete everything in here.
                  exec('rm -rf '.$docroot);
               } elseif(!stristr($data['old']['web_folder'], '..')) {
                  // this is a vhost subdomain
                  // IMPORTANT: do some folder checks before we delete this!
                  $do_delete = true;
                  $delete_folder = preg_replace('/[\/]{2,}/', '/', $web_folder); // replace / occuring multiple times
                  if(substr($delete_folder, 0, 1) === '/') $delete_folder = substr($delete_folder, 1);
                  if(substr($delete_folder, -1) === '/') $delete_folder = substr($delete_folder, 0, -1);
                  $path_elements = explode('/', $delete_folder);
                  if($path_elements[0] == 'web' || $path_elements[0] === '') {
                     // paths beginning with /web should NEVER EVER be deleted, empty paths should NEVER occur - but for safety reasons we check it here!
                     // we use strict check as otherwise directories named '0' may not be deleted
                     $do_delete = false;
                  } else {
                     // read all vhost subdomains with same parent domain
                     $used_paths = array();
                     $tmp = $app->db->queryAllRecords("SELECT `web_folder` FROM web_domain WHERE (type = 'vhostsubdomain' OR type = 'vhostalias') AND parent_domain_id = ".intval($data['old']['parent_domain_id'])." AND domain_id != ".intval($data['old']['domain_id']));
                     foreach($tmp as $tmprec) {
                        // we normalize the folder entries because we need to compare them
                        $tmp_folder = preg_replace('/[\/]{2,}/', '/', $tmprec['web_folder']); // replace / occuring multiple times
                        if(substr($tmp_folder, 0, 1) === '/') $tmp_folder = substr($tmp_folder, 1);
                        if(substr($tmp_folder, -1) === '/') $tmp_folder = substr($tmp_folder, 0, -1);
                        // add this path and it's parent paths to used_paths array
                        while(strpos($tmp_folder, '/') !== false) {
                           if(in_array($tmp_folder, $used_paths) == false) $used_paths[] = $tmp_folder;
                           $tmp_folder = substr($tmp_folder, 0, strrpos($tmp_folder, '/'));
                        }
                        if(in_array($tmp_folder, $used_paths) == false) $used_paths[] = $tmp_folder;
                     }
                     unset($tmp);
                     // loop and check if the path is still used and stop at first used one
                     // set do_delete to false so nothing gets deleted if the web_folder itself is still used
                     $do_delete = false;
                     while(count($path_elements) > 0) {
                        $tmp_folder = implode('/', $path_elements);
                        if(in_array($tmp_folder, $used_paths) == true) break;
                        // this path is not used - set it as path to delete, strip the last element from the array and set do_delete to true
                        $delete_folder = $tmp_folder;
                        $do_delete = true;
                        array_pop($path_elements);
                     }
                     unset($tmp_folder);
                     unset($used_paths);
                  }
                  if($do_delete === true && $delete_folder !== '') exec('rm -rf '.$docroot.'/'.$delete_folder);
                  unset($delete_folder);
                  unset($path_elements);
               }
            }
            //remove the php fastgi starter script if available
            if ($data['old']['php'] == 'fast-cgi') {
               $this->php_fpm_pool_delete($data, $web_config);
               $fastcgi_starter_path = str_replace('[system_user]', $data['old']['system_user'], $web_config['fastcgi_starter_path']);
               if($data['old']['type'] == 'vhost') {
                  if (is_dir($fastcgi_starter_path)) {
                     exec('rm -rf '.$fastcgi_starter_path);
                  }
               } else {
                  $fcgi_starter_script = $fastcgi_starter_path.$web_config['fastcgi_starter_script'].'_web'.$data['old']['domain_id'];
                  if (file_exists($fcgi_starter_script)) {
                     exec('rm -f '.$fcgi_starter_script);
                  }
               }
            }
            // remove PHP-FPM pool
            if ($data['old']['php'] == 'php-fpm') {
               $this->php_fpm_pool_delete($data, $web_config);
            }
            //remove the php cgi starter script if available
            if ($data['old']['php'] == 'cgi') {
               // TODO: fetch the date from the server-settings
               $web_config['cgi_starter_path'] = $web_config['website_basedir'].'/php-cgi-scripts/[system_user]/';
               $cgi_starter_path = str_replace('[system_user]', $data['old']['system_user'], $web_config['cgi_starter_path']);
               if($data['old']['type'] == 'vhost') {
                  if (is_dir($cgi_starter_path)) {
                     exec('rm -rf '.$cgi_starter_path);
                  }
               } else {
                  $cgi_starter_script = $cgi_starter_path.'php-cgi-starter_web'.$data['old']['domain_id'];
                  if (file_exists($cgi_starter_script)) {
                     exec('rm -f '.$cgi_starter_script);
                  }
               }
            }
            $app->log('Removing website: '.$docroot, LOGLEVEL_DEBUG);
            // Delete the symlinks for the sites
            $client = $app->db->queryOneRecord('SELECT client_id FROM sys_group WHERE sys_group.groupid = '.intval($data['old']['sys_groupid']));
            $client_id = intval($client['client_id']);
            unset($client);
            $tmp_symlinks_array = explode(':', $web_config['website_symlinks']);
            if(is_array($tmp_symlinks_array)) {
               foreach($tmp_symlinks_array as $tmp_symlink) {
                  $tmp_symlink = str_replace('[client_id]', $client_id, $tmp_symlink);
                  $tmp_symlink = str_replace('[website_domain]', $data['old']['domain'], $tmp_symlink);
                  // Remove trailing slash
                  if(substr($tmp_symlink, -1, 1) == '/') $tmp_symlink = substr($tmp_symlink, 0, -1);
                  // create the symlinks, if not exist
                  if(is_link($tmp_symlink)) {
                     $app->system->unlink($tmp_symlink);
                     $app->log('Removing symlink: '.$tmp_symlink, LOGLEVEL_DEBUG);
                  }
               }
            }
            // end removing symlinks
         } else {
            // vhost subdomain
         }
         // Delete the log file directory
         $vhost_logfile_dir = escapeshellcmd('/var/log/ispconfig/nginx/'.$data['old']['domain']);
         if($data['old']['domain'] != '' && !stristr($vhost_logfile_dir,'..')) exec('rm -rf '.$vhost_logfile_dir);
         $app->log('Removing website logfile directory: '.$vhost_logfile_dir,LOGLEVEL_DEBUG);
         $vhost_logfile_dir = escapeshellcmd('/var/log/ispconfig/httpd/'.$data['old']['domain']);
         if($data['old']['domain'] != '' && !stristr($vhost_logfile_dir, '..')) exec('rm -rf '.$vhost_logfile_dir);
         $app->log('Removing website logfile directory: '.$vhost_logfile_dir, LOGLEVEL_DEBUG);
         if($data['old']['type'] == 'vhost') {
            //delete the web user
            $command = 'killall -u '.escapeshellcmd($data['old']['system_user']).' ; userdel';
            $command .= ' '.escapeshellcmd($data['old']['system_user']);
            exec($command);
            if($nginx_chrooted) $this->_exec('chroot '.escapeshellcmd($web_config['website_basedir']).' '.$command);
         }
         //* Remove the awstats configuration file
         if($data['old']['stats_type'] == 'awstats') {
            $this->awstats_delete($data, $web_config);
         }
         $app->services->restartServiceDelayed('httpd', 'reload');
      }
      if($data['old']['type'] != 'vhost') $app->system->web_folder_protection($data['old']['document_root'], true);
   }
   //* This function is called when a IP on the server is inserted, updated or deleted
   function server_ip($event_name, $data) {
      return;
   }
   //* Create or update the .htaccess folder protection
   function web_folder_user($event_name, $data) {
      global $app, $conf;
      $app->uses('system');
      if($event_name == 'web_folder_user_delete') {
         $folder_id = $data['old']['web_folder_id'];
      } else {
         $folder_id = $data['new']['web_folder_id'];
      }
      $folder = $app->db->queryOneRecord("SELECT * FROM web_folder WHERE web_folder_id = ".intval($folder_id));
      $website = $app->db->queryOneRecord("SELECT * FROM web_domain WHERE domain_id = ".intval($folder['parent_domain_id']));
      if(!is_array($folder) or !is_array($website)) {
         $app->log('Not able to retrieve folder or website record.', LOGLEVEL_DEBUG);
         return false;
      }
      $web_folder = 'web';
      if($website['type'] == 'vhostsubdomain' || $website['type'] == 'vhostalias') $web_folder = $website['web_folder'];
      //* Get the folder path.
      if(substr($folder['path'], 0, 1) == '/') $folder['path'] = substr($folder['path'], 1);
      if(substr($folder['path'], -1) == '/') $folder['path'] = substr($folder['path'], 0, -1);
      $folder_path = escapeshellcmd($website['document_root'].'/' . $web_folder . '/'.$folder['path']);
      if(substr($folder_path, -1) != '/') $folder_path .= '/';
      //* Check if the resulting path is inside the docroot
      if(stristr($folder_path, '..') || stristr($folder_path, './') || stristr($folder_path, '\\')) {
         $app->log('Folder path "'.$folder_path.'" contains .. or ./.', LOGLEVEL_DEBUG);
         return false;
      }
      //* Create the folder path, if it does not exist
      if(!is_dir($folder_path)) {
         $app->system->mkdirpath($folder_path);
         $app->system->chown($folder_path, $website['system_user']);
         $app->system->chgrp($folder_path, $website['system_group']);
      }
      //* Create empty .htpasswd file, if it does not exist
      if(!is_file($folder_path.'.htpasswd')) {
         touch($folder_path.'.htpasswd');
         $app->system->chmod($folder_path.'.htpasswd', 0755);
         $app->system->chown($folder_path.'.htpasswd', $website['system_user']);
         $app->system->chgrp($folder_path.'.htpasswd', $website['system_group']);
         $app->log('Created file '.$folder_path.'.htpasswd', LOGLEVEL_DEBUG);
      }
      /*
      $auth_users = $app->db->queryAllRecords("SELECT * FROM web_folder_user WHERE active = 'y' AND web_folder_id = ".intval($folder_id));
      $htpasswd_content = '';
      if(is_array($auth_users) && !empty($auth_users)){
         foreach($auth_users as $auth_user){
            $htpasswd_content .= $auth_user['username'].':'.$auth_user['password']."\n";
         }
      }
      $htpasswd_content = trim($htpasswd_content);
      @file_put_contents($folder_path.'.htpasswd', $htpasswd_content);
      $app->log('Changed .htpasswd file: '.$folder_path.'.htpasswd',LOGLEVEL_DEBUG);
      */
      if(($data['new']['username'] != $data['old']['username'] || $data['new']['active'] == 'n') && $data['old']['username'] != '') {
         $app->system->removeLine($folder_path.'.htpasswd', $data['old']['username'].':');
         $app->log('Removed user: '.$data['old']['username'], LOGLEVEL_DEBUG);
      }
      //* Add or remove the user from .htpasswd file
      if($event_name == 'web_folder_user_delete') {
         $app->system->removeLine($folder_path.'.htpasswd', $data['old']['username'].':');
         $app->log('Removed user: '.$data['old']['username'], LOGLEVEL_DEBUG);
      } else {
         if($data['new']['active'] == 'y') {
            $app->system->replaceLine($folder_path.'.htpasswd', $data['new']['username'].':', $data['new']['username'].':'.$data['new']['password'], 0, 1);
            $app->log('Added or updated user: '.$data['new']['username'], LOGLEVEL_DEBUG);
         }
      }
      // write basic auth configuration to vhost file because nginx does not support .htaccess
      $webdata['new'] = $webdata['old'] = $website;
      $this->update('web_domain_update', $webdata);
   }
   //* Remove .htpasswd file, when folder protection is removed
   function web_folder_delete($event_name, $data) {
      global $app, $conf;
      $folder_id = $data['old']['web_folder_id'];
      $folder = $data['old'];
      $website = $app->db->queryOneRecord("SELECT * FROM web_domain WHERE domain_id = ".intval($folder['parent_domain_id']));
      if(!is_array($folder) or !is_array($website)) {
         $app->log('Not able to retrieve folder or website record.', LOGLEVEL_DEBUG);
         return false;
      }
      $web_folder = 'web';
      if($website['type'] == 'vhostsubdomain' || $website['type'] == 'vhostalias') $web_folder = $website['web_folder'];
      //* Get the folder path.
      if(substr($folder['path'], 0, 1) == '/') $folder['path'] = substr($folder['path'], 1);
      if(substr($folder['path'], -1) == '/') $folder['path'] = substr($folder['path'], 0, -1);
      $folder_path = realpath($website['document_root'].'/' . $web_folder . '/'.$folder['path']);
      if(substr($folder_path, -1) != '/') $folder_path .= '/';
      //* Check if the resulting path is inside the docroot
      if(substr($folder_path, 0, strlen($website['document_root'])) != $website['document_root']) {
         $app->log('Folder path is outside of docroot.', LOGLEVEL_DEBUG);
         return false;
      }
      //* Remove .htpasswd file
      if(is_file($folder_path.'.htpasswd')) {
         $app->system->unlink($folder_path.'.htpasswd');
         $app->log('Removed file '.$folder_path.'.htpasswd', LOGLEVEL_DEBUG);
      }
      // write basic auth configuration to vhost file because nginx does not support .htaccess
      $webdata['new'] = $webdata['old'] = $website;
      $this->update('web_domain_update', $webdata);
   }
   //* Update folder protection, when path has been changed
   function web_folder_update($event_name, $data) {
      global $app, $conf;
      $website = $app->db->queryOneRecord("SELECT * FROM web_domain WHERE domain_id = ".intval($data['new']['parent_domain_id']));
      if(!is_array($website)) {
         $app->log('Not able to retrieve folder or website record.', LOGLEVEL_DEBUG);
         return false;
      }
      $web_folder = 'web';
      if($website['type'] == 'vhostsubdomain' || $website['type'] == 'vhostalias') $web_folder = $website['web_folder'];
      //* Get the folder path.
      if(substr($data['old']['path'], 0, 1) == '/') $data['old']['path'] = substr($data['old']['path'], 1);
      if(substr($data['old']['path'], -1) == '/') $data['old']['path'] = substr($data['old']['path'], 0, -1);
      $old_folder_path = realpath($website['document_root'].'/' . $web_folder . '/'.$data['old']['path']);
      if(substr($old_folder_path, -1) != '/') $old_folder_path .= '/';
      if(substr($data['new']['path'], 0, 1) == '/') $data['new']['path'] = substr($data['new']['path'], 1);
      if(substr($data['new']['path'], -1) == '/') $data['new']['path'] = substr($data['new']['path'], 0, -1);
      $new_folder_path = escapeshellcmd($website['document_root'].'/' . $web_folder . '/'.$data['new']['path']);
      if(substr($new_folder_path, -1) != '/') $new_folder_path .= '/';
      //* Check if the resulting path is inside the docroot
      if(stristr($new_folder_path, '..') || stristr($new_folder_path, './') || stristr($new_folder_path, '\\')) {
         $app->log('Folder path "'.$new_folder_path.'" contains .. or ./.', LOGLEVEL_DEBUG);
         return false;
      }
      if(stristr($old_folder_path, '..') || stristr($old_folder_path, './') || stristr($old_folder_path, '\\')) {
         $app->log('Folder path "'.$old_folder_path.'" contains .. or ./.', LOGLEVEL_DEBUG);
         return false;
      }
      //* Check if the resulting path is inside the docroot
      if(substr($old_folder_path, 0, strlen($website['document_root'])) != $website['document_root']) {
         $app->log('Old folder path '.$old_folder_path.' is outside of docroot.', LOGLEVEL_DEBUG);
         return false;
      }
      if(substr($new_folder_path, 0, strlen($website['document_root'])) != $website['document_root']) {
         $app->log('New folder path '.$new_folder_path.' is outside of docroot.', LOGLEVEL_DEBUG);
         return false;
      }
      //* Create the folder path, if it does not exist
      if(!is_dir($new_folder_path)) $app->system->mkdirpath($new_folder_path);
      if($data['old']['path'] != $data['new']['path']) {
         //* move .htpasswd file
         if(is_file($old_folder_path.'.htpasswd')) {
            $app->system->rename($old_folder_path.'.htpasswd', $new_folder_path.'.htpasswd');
            $app->log('Moved file '.$old_folder_path.'.htpasswd to '.$new_folder_path.'.htpasswd', LOGLEVEL_DEBUG);
         }
      }
      // write basic auth configuration to vhost file because nginx does not support .htaccess
      $webdata['new'] = $webdata['old'] = $website;
      $this->update('web_domain_update', $webdata);
   }
   function _create_web_folder_auth_configuration($website){
      global $app, $conf;
      //* Create the domain.auth file which is included in the vhost configuration file
      $app->uses('getconf');
      $web_config = $app->getconf->get_server_config($conf['server_id'], 'web');
      $basic_auth_file = escapeshellcmd($web_config['nginx_vhost_conf_dir'].'/'.$website['domain'].'.auth');
      //$app->load('tpl');
      //$tpl = new tpl();
      //$tpl->newTemplate('nginx_http_authentication.auth.master');
      $website_auth_locations = $app->db->queryAllRecords("SELECT * FROM web_folder WHERE active = 'y' AND parent_domain_id = ".intval($website['domain_id']));
      $basic_auth_locations = array();
      if(is_array($website_auth_locations) && !empty($website_auth_locations)){
         foreach($website_auth_locations as $website_auth_location){
            if(substr($website_auth_location['path'], 0, 1) == '/') $website_auth_location['path'] = substr($website_auth_location['path'], 1);
            if(substr($website_auth_location['path'], -1) == '/') $website_auth_location['path'] = substr($website_auth_location['path'], 0, -1);
            if($website_auth_location['path'] != ''){
               $website_auth_location['path'] .= '/';
            }
            $basic_auth_locations[] = array('htpasswd_location' => '/'.$website_auth_location['path'],
               'htpasswd_path' => $website['document_root'].'/' . (($website['type'] == 'vhostsubdomain' || $website['type'] == 'vhostalias') ? $website['web_folder'] : 'web') . '/'.$website_auth_location['path']);
         }
      }
      return $basic_auth_locations;
      //$tpl->setLoop('basic_auth_locations', $basic_auth_locations);
      //file_put_contents($basic_auth_file,$tpl->grab());
      //$app->log('Writing the http basic authentication file: '.$basic_auth_file,LOGLEVEL_DEBUG);
      //unset($tpl);
      //$app->services->restartServiceDelayed('httpd','reload');
   }
   //* Update the awstats configuration file
   private function awstats_update ($data, $web_config) {
      global $app;
      $web_folder = $data['new']['web_folder'];
      if($data['new']['type'] == 'vhost') $web_folder = 'web';
      $awstats_conf_dir = $web_config['awstats_conf_dir'];
      if(!is_dir($data['new']['document_root']."/" . $web_folder . "/stats/")) mkdir($data['new']['document_root']."/" . $web_folder . "/stats");
      if(!@is_file($awstats_conf_dir.'/awstats.'.$data['new']['domain'].'.conf') || ($data['old']['domain'] != '' && $data['new']['domain'] != $data['old']['domain'])) {
         if ( @is_file($awstats_conf_dir.'/awstats.'.$data['old']['domain'].'.conf') ) {
            $app->system->unlink($awstats_conf_dir.'/awstats.'.$data['old']['domain'].'.conf');
         }
         $content = '';
         if (is_file($awstats_conf_dir."/awstats.conf")) {
            $include_file = $awstats_conf_dir."/awstats.conf";
         } elseif (is_file($awstats_conf_dir."/awstats.model.conf")) {
            $include_file = $awstats_conf_dir."/awstats.model.conf";
         }
         $content .= "Include \"".$include_file."\"\n";
         $content .= "LogFile=\"/var/log/ispconfig/httpd/".$data['new']['domain']."/access.log\"\n";
         $content .= "SiteDomain=\"".$data['new']['domain']."\"\n";
         $content .= "HostAliases=\"www.".$data['new']['domain']."  localhost 127.0.0.1\"\n";
         if (isset($include_file)) {
            $app->system->file_put_contents($awstats_conf_dir.'/awstats.'.$data['new']['domain'].'.conf', $content);
            $app->log('Created AWStats config file: '.$awstats_conf_dir.'/awstats.'.$data['new']['domain'].'.conf', LOGLEVEL_DEBUG);
         } else {
            $app->log("No awstats base config found. Either awstats.conf or awstats.model.conf must exist in ".$awstats_conf_dir.".", LOGLEVEL_WARN);
         }
      }
      if(is_file($data['new']['document_root']."/" . $web_folder . "/stats/index.html")) $app->system->unlink($data['new']['document_root']."/" . $web_folder . "/stats/index.html");
      if(file_exists("/usr/local/ispconfig/server/conf-custom/awstats_index.php.master")) {
         $app->system->copy("/usr/local/ispconfig/server/conf-custom/awstats_index.php.master", $data['new']['document_root']."/" . $web_folder . "/stats/index.php");
      } else {
         $app->system->copy("/usr/local/ispconfig/server/conf/awstats_index.php.master", $data['new']['document_root']."/" . $web_folder . "/stats/index.php");
      }
   }
   //* Delete the awstats configuration file
   private function awstats_delete ($data, $web_config) {
      global $app;
      $awstats_conf_dir = $web_config['awstats_conf_dir'];
      if ( @is_file($awstats_conf_dir.'/awstats.'.$data['old']['domain'].'.conf') ) {
         $app->system->unlink($awstats_conf_dir.'/awstats.'.$data['old']['domain'].'.conf');
         $app->log('Removed AWStats config file: '.$awstats_conf_dir.'/awstats.'.$data['old']['domain'].'.conf', LOGLEVEL_DEBUG);
      }
   }
   //* Update the PHP-FPM pool configuration file
   private function php_fpm_pool_update ($data, $web_config, $pool_dir, $pool_name, $socket_dir) {
      global $app, $conf;
      /*
      if(trim($data['new']['fastcgi_php_version']) != ''){
         $default_php_fpm = false;
         list($custom_php_fpm_name, $custom_php_fpm_init_script, $custom_php_fpm_ini_dir, $custom_php_fpm_pool_dir) = explode(':', trim($data['new']['fastcgi_php_version']));
         if(substr($custom_php_fpm_ini_dir,-1) != '/') $custom_php_fpm_ini_dir .= '/';
      } else {
         $default_php_fpm = true;
      }
      */
      if($data['new']['php'] != 'no'){
         if(trim($data['new']['fastcgi_php_version']) != ''){
            $default_php_fpm = false;
            list($custom_php_fpm_name, $custom_php_fpm_init_script, $custom_php_fpm_ini_dir, $custom_php_fpm_pool_dir) = explode(':', trim($data['new']['fastcgi_php_version']));
            if(substr($custom_php_fpm_ini_dir, -1) != '/') $custom_php_fpm_ini_dir .= '/';
         } else {
            $default_php_fpm = true;
         }
      } else {
         if(trim($data['old']['fastcgi_php_version']) != '' && $data['old']['php'] != 'no'){
            $default_php_fpm = false;
            list($custom_php_fpm_name, $custom_php_fpm_init_script, $custom_php_fpm_ini_dir, $custom_php_fpm_pool_dir) = explode(':', trim($data['old']['fastcgi_php_version']));
            if(substr($custom_php_fpm_ini_dir, -1) != '/') $custom_php_fpm_ini_dir .= '/';
         } else {
            $default_php_fpm = true;
         }
      }
      $app->uses("getconf");
      $web_config = $app->getconf->get_server_config($conf["server_id"], 'web');
      if($data['new']['php'] == 'no'){
         if(@is_file($pool_dir.$pool_name.'.conf')){
            $app->system->unlink($pool_dir.$pool_name.'.conf');
            //$reload = true;
         }
         if($data['old']['php'] != 'no'){
            if(!$default_php_fpm){
               $app->services->restartService('php-fpm', 'reload:'.$custom_php_fpm_init_script);
            } else {
               $app->services->restartService('php-fpm', 'reload:'.$conf['init_scripts'].'/'.$web_config['php_fpm_init_script']);
            }
         }
         return;
      }
      $app->load('tpl');
      $tpl = new tpl();
      $tpl->newTemplate('php_fpm_pool.conf.master');
      if($data['new']['php_fpm_use_socket'] == 'y'){
         $use_tcp = 0;
         $use_socket = 1;
         if(!is_dir($socket_dir)) $app->system->mkdirpath($socket_dir);
      } else {
         $use_tcp = 1;
         $use_socket = 0;
      }
      $tpl->setVar('use_tcp', $use_tcp);
      $tpl->setVar('use_socket', $use_socket);
      $fpm_socket = $socket_dir.$pool_name.'.sock';
      $tpl->setVar('fpm_socket', $fpm_socket);
      $tpl->setVar('fpm_pool', $pool_name);
      $tpl->setVar('fpm_port', $web_config['php_fpm_start_port'] + $data['new']['domain_id'] - 1);
      $tpl->setVar('fpm_user', $data['new']['system_user']);
      $tpl->setVar('fpm_group', $data['new']['system_group']);
      $tpl->setVar('pm', $data['new']['pm']);
      $tpl->setVar('pm_max_children', $data['new']['pm_max_children']);
      $tpl->setVar('pm_start_servers', $data['new']['pm_start_servers']);
      $tpl->setVar('pm_min_spare_servers', $data['new']['pm_min_spare_servers']);
      $tpl->setVar('pm_max_spare_servers', $data['new']['pm_max_spare_servers']);
      $tpl->setVar('pm_process_idle_timeout', $data['new']['pm_process_idle_timeout']);
      $tpl->setVar('pm_max_requests', $data['new']['pm_max_requests']);
      $tpl->setVar('document_root', $data['new']['document_root']);
      $tpl->setVar('security_level', $web_config['security_level']);
      $tpl->setVar('domain', $data['new']['domain']);
      $php_open_basedir = ($data['new']['php_open_basedir'] == '')?escapeshellcmd($data['new']['document_root']):escapeshellcmd($data['new']['php_open_basedir']);
      $tpl->setVar('php_open_basedir', $php_open_basedir);
      if($php_open_basedir != ''){
         $tpl->setVar('enable_php_open_basedir', '');
      } else {
         $tpl->setVar('enable_php_open_basedir', ';');
      }
      // Custom php.ini settings
      $final_php_ini_settings = array();
      $custom_php_ini_settings = trim($data['new']['custom_php_ini']);
      if($custom_php_ini_settings != ''){
         // Make sure we only have Unix linebreaks
         $custom_php_ini_settings = str_replace("\r\n", "\n", $custom_php_ini_settings);
         $custom_php_ini_settings = str_replace("\r", "\n", $custom_php_ini_settings);
         $ini_settings = explode("\n", $custom_php_ini_settings);
         if(is_array($ini_settings) && !empty($ini_settings)){
            foreach($ini_settings as $ini_setting){
               $ini_setting = trim($ini_setting);
               if(substr($ini_setting, 0, 1) == ';') continue;
               if(substr($ini_setting, 0, 1) == '#') continue;
               if(substr($ini_setting, 0, 2) == '//') continue;
               list($key, $value) = explode('=', $ini_setting, 2);
               if($value){
                  $value = trim($value);
                  $key = trim($key);
                  switch (strtolower($value)) {
                  case '0':
                     // PHP-FPM might complain about invalid boolean value if you use 0
                     $value = 'off';
                  case '1':
                  case 'on':
                  case 'off':
                  case 'true':
                  case 'false':
                  case 'yes':
                  case 'no':
                     $final_php_ini_settings[] = array('ini_setting' => 'php_admin_flag['.$key.'] = '.$value);
                     break;
                  default:
                     $final_php_ini_settings[] = array('ini_setting' => 'php_admin_value['.$key.'] = '.$value);
                  }
               }
            }
         }
      }
      $tpl->setLoop('custom_php_ini_settings', $final_php_ini_settings);
      $app->system->file_put_contents($pool_dir.$pool_name.'.conf', $tpl->grab());
      $app->log('Writing the PHP-FPM config file: '.$pool_dir.$pool_name.'.conf', LOGLEVEL_DEBUG);
      unset($tpl);
      // delete pool in all other PHP versions
      $default_pool_dir = escapeshellcmd($web_config['php_fpm_pool_dir']);
      if(substr($default_pool_dir, -1) != '/') $default_pool_dir .= '/';
      if($default_pool_dir != $pool_dir){
         if ( @is_file($default_pool_dir.$pool_name.'.conf') ) {
            $app->system->unlink($default_pool_dir.$pool_name.'.conf');
            $app->log('Removed PHP-FPM config file: '.$default_pool_dir.$pool_name.'.conf', LOGLEVEL_DEBUG);
            $app->services->restartService('php-fpm', 'reload:'.$conf['init_scripts'].'/'.$web_config['php_fpm_init_script']);
         }
      }
      $php_versions = $app->db->queryAllRecords("SELECT * FROM server_php WHERE php_fpm_init_script != '' AND php_fpm_ini_dir != '' AND php_fpm_pool_dir != '' AND server_id = ".$conf["server_id"]);
      if(is_array($php_versions) && !empty($php_versions)){
         foreach($php_versions as $php_version){
            if(substr($php_version['php_fpm_pool_dir'], -1) != '/') $php_version['php_fpm_pool_dir'] .= '/';
            if($php_version['php_fpm_pool_dir'] != $pool_dir){
               if ( @is_file($php_version['php_fpm_pool_dir'].$pool_name.'.conf') ) {
                  $app->system->unlink($php_version['php_fpm_pool_dir'].$pool_name.'.conf');
                  $app->log('Removed PHP-FPM config file: '.$php_version['php_fpm_pool_dir'].$pool_name.'.conf', LOGLEVEL_DEBUG);
                  $app->services->restartService('php-fpm', 'reload:'.$php_version['php_fpm_init_script']);
               }
            }
         }
      }
      // Reload current PHP-FPM after all others
      sleep(1);
      if(!$default_php_fpm){
         $app->services->restartService('php-fpm', 'reload:'.$custom_php_fpm_init_script);
      } else {
         $app->services->restartService('php-fpm', 'reload:'.$conf['init_scripts'].'/'.$web_config['php_fpm_init_script']);
      }
   }
   //* Delete the PHP-FPM pool configuration file
   private function php_fpm_pool_delete ($data, $web_config) {
      global $app, $conf;
      if(trim($data['old']['fastcgi_php_version']) != '' && $data['old']['php'] != 'no'){
         $default_php_fpm = false;
         list($custom_php_fpm_name, $custom_php_fpm_init_script, $custom_php_fpm_ini_dir, $custom_php_fpm_pool_dir) = explode(':', trim($data['old']['fastcgi_php_version']));
         if(substr($custom_php_fpm_ini_dir, -1) != '/') $custom_php_fpm_ini_dir .= '/';
      } else {
         $default_php_fpm = true;
      }
      if($default_php_fpm){
         $pool_dir = escapeshellcmd($web_config['php_fpm_pool_dir']);
      } else {
         $pool_dir = $custom_php_fpm_pool_dir;
      }
      if(substr($pool_dir, -1) != '/') $pool_dir .= '/';
      $pool_name = 'web'.$data['old']['domain_id'];
      if ( @is_file($pool_dir.$pool_name.'.conf') ) {
         $app->system->unlink($pool_dir.$pool_name.'.conf');
         $app->log('Removed PHP-FPM config file: '.$pool_dir.$pool_name.'.conf', LOGLEVEL_DEBUG);
      }
      // delete pool in all other PHP versions
      $default_pool_dir = escapeshellcmd($web_config['php_fpm_pool_dir']);
      if(substr($default_pool_dir, -1) != '/') $default_pool_dir .= '/';
      if($default_pool_dir != $pool_dir){
         if ( @is_file($default_pool_dir.$pool_name.'.conf') ) {
            $app->system->unlink($default_pool_dir.$pool_name.'.conf');
            $app->log('Removed PHP-FPM config file: '.$default_pool_dir.$pool_name.'.conf', LOGLEVEL_DEBUG);
            $app->services->restartService('php-fpm', 'reload:'.$conf['init_scripts'].'/'.$web_config['php_fpm_init_script']);
         }
      }
      $php_versions = $app->db->queryAllRecords("SELECT * FROM server_php WHERE php_fpm_init_script != '' AND php_fpm_ini_dir != '' AND php_fpm_pool_dir != '' AND server_id = ".$data['old']['server_id']);
      if(is_array($php_versions) && !empty($php_versions)){
         foreach($php_versions as $php_version){
            if(substr($php_version['php_fpm_pool_dir'], -1) != '/') $php_version['php_fpm_pool_dir'] .= '/';
            if($php_version['php_fpm_pool_dir'] != $pool_dir){
               if ( @is_file($php_version['php_fpm_pool_dir'].$pool_name.'.conf') ) {
                  $app->system->unlink($php_version['php_fpm_pool_dir'].$pool_name.'.conf');
                  $app->log('Removed PHP-FPM config file: '.$php_version['php_fpm_pool_dir'].$pool_name.'.conf', LOGLEVEL_DEBUG);
                  $app->services->restartService('php-fpm', 'reload:'.$php_version['php_fpm_init_script']);
               }
            }
         }
      }
      // Reload current PHP-FPM after all others
      sleep(1);
      if(!$default_php_fpm){
         $app->services->restartService('php-fpm', 'reload:'.$custom_php_fpm_init_script);
      } else {
         $app->services->restartService('php-fpm', 'reload:'.$conf['init_scripts'].'/'.$web_config['php_fpm_init_script']);
      }
   }
   private function nginx_replace($matches){
      $location = 'location'.($matches[1] != '' ? ' '.$matches[1] : '').' '.$matches[2].' '.$matches[3];
      if($matches[4] == '##merge##' || $matches[7] == '##merge##') $location .= ' ##merge##';
      if($matches[4] == '##delete##' || $matches[7] == '##delete##') $location .= ' ##delete##';
      $location .= "\n";
      $location .= $matches[5]."\n";
      $location .= $matches[6];
      return $location;
   }
   private function nginx_merge_locations($vhost_conf){
      $lines = explode("\n", $vhost_conf);
      // if whole location block is in one line, split it up into multiple lines
      if(is_array($lines) && !empty($lines)){
         $linecount = sizeof($lines);
         for($h=0;$h<$linecount;$h++){
            // remove comments
            if(substr(trim($lines[$h]), 0, 1) == '#'){
               unset($lines[$h]);
               continue;
            }
            $lines[$h] = rtrim($lines[$h]);
            /*
            if(substr(ltrim($lines[$h]), 0, 8) == 'location' && strpos($lines[$h], '{') !== false && strpos($lines[$h], ';') !== false){
               $lines[$h] = str_replace("{", "{\n", $lines[$h]);
               $lines[$h] = str_replace(";", ";\n", $lines[$h]);
               if(strpos($lines[$h], '##merge##') !== false){
                  $lines[$h] = str_replace('##merge##', '', $lines[$h]);
                  $lines[$h] = substr($lines[$h],0,strpos($lines[$h], '{')).' ##merge##'.substr($lines[$h],strpos($lines[$h], '{')+1);
               }
            }
            if(substr(ltrim($lines[$h]), 0, 8) == 'location' && strpos($lines[$h], '{') !== false && strpos($lines[$h], '}') !== false && strpos($lines[$h], ';') === false){
               $lines[$h] = str_replace("{", "{\n", $lines[$h]);
               if(strpos($lines[$h], '##merge##') !== false){
                  $lines[$h] = str_replace('##merge##', '', $lines[$h]);
                  $lines[$h] = substr($lines[$h],0,strpos($lines[$h], '{')).' ##merge##'.substr($lines[$h],strpos($lines[$h], '{')+1);
               }
            }
            */
            $pattern = '/^[^\S\n]*location[^\S\n]+(?:(.+)[^\S\n]+)?(.+)[^\S\n]*(\{)[^\S\n]*(##merge##|##delete##)?[^\S\n]*(.+)[^\S\n]*(\})[^\S\n]*(##merge##|##delete##)?[^\S\n]*$/';
            $lines[$h] = preg_replace_callback($pattern, array($this, 'nginx_replace') , $lines[$h]);
         }
      }
      $vhost_conf = implode("\n", $lines);
      unset($lines);
      unset($linecount);
      $lines = explode("\n", $vhost_conf);
      if(is_array($lines) && !empty($lines)){
         $locations = array();
         $locations_to_delete = array();
         $islocation = false;
         $linecount = sizeof($lines);
         $server_count = 0;
         for($i=0;$i<$linecount;$i++){
            $l = trim($lines[$i]);
            if(substr($l, 0, 8) == 'server {') $server_count += 1;
            if($server_count > 1) break;
            if(substr($l, 0, 8) == 'location' && !$islocation){
               $islocation = true;
               $level = 0;
               // Remove unnecessary whitespace
               $l = preg_replace('/\s\s+/', ' ', $l);
               $loc_parts = explode(' ', $l);
               // see http://wiki.nginx.org/HttpCoreModule#location
               if($loc_parts[1] == '=' || $loc_parts[1] == '~' || $loc_parts[1] == '~*' || $loc_parts[1] == '^~'){
                  $location = $loc_parts[1].' '.$loc_parts[2];
               } else {
                  $location = $loc_parts[1];
               }
               unset($loc_parts);
               if(!isset($locations[$location]['action'])) $locations[$location]['action'] = 'replace';
               if(substr($l, -9) == '##merge##') $locations[$location]['action'] = 'merge';
               if(substr($l, -10) == '##delete##') $locations[$location]['action'] = 'delete';
               if(!isset($locations[$location]['open_tag'])) $locations[$location]['open_tag'] = '        location '.$location.' {';
               if(!isset($locations[$location]['location']) || $locations[$location]['action'] == 'replace') $locations[$location]['location'] = '';
               if($locations[$location]['action'] == 'delete') $locations_to_delete[] = $location;
               if(!isset($locations[$location]['end_tag'])) $locations[$location]['end_tag'] = '        }';
               if(!isset($locations[$location]['start_line'])) $locations[$location]['start_line'] = $i;
               unset($lines[$i]);
            } else {
               if($islocation){
                  if(strpos($l, '{') !== false){
                     $level += 1;
                  }
                  if(strpos($l, '}') !== false && $level > 0){
                     $level -= 1;
                     $locations[$location]['location'] .= $lines[$i]."\n";
                  } elseif(strpos($l, '}') !== false && $level == 0){
                     $islocation = false;
                  } else {
                     $locations[$location]['location'] .= $lines[$i]."\n";
                  }
                  unset($lines[$i]);
               }
            }
         }
         if(is_array($locations) && !empty($locations)){
            if(is_array($locations_to_delete) && !empty($locations_to_delete)){
               foreach($locations_to_delete as $location_to_delete){
                  if(isset($locations[$location_to_delete])) unset($locations[$location_to_delete]);
               }
            }
            foreach($locations as $key => $val){
               $new_location = $val['open_tag']."\n".$val['location'].$val['end_tag'];
               $lines[$val['start_line']] = $new_location;
            }
         }
         ksort($lines);
         $vhost_conf = implode("\n", $lines);
      }
      return trim($vhost_conf);
   }
   function client_delete($event_name, $data) {
      global $app, $conf;
      $app->uses("getconf");
      $web_config = $app->getconf->get_server_config($conf["server_id"], 'web');
      $client_id = intval($data['old']['client_id']);
      if($client_id > 0) {
         $client_dir = $web_config['website_basedir'].'/clients/client'.$client_id;
         if(is_dir($client_dir) && !stristr($client_dir, '..')) {
            // remove symlinks from $client_dir
            $files = array_diff(scandir($client_dir), array('.', '..'));
            if(is_array($files) && !empty($files)){
               foreach($files as $file){
                  if(is_link($client_dir.'/'.$file)){
                     unlink($client_dir.'/'.$file);
                     $app->log('Removed symlink: '.$client_dir.'/'.$file, LOGLEVEL_DEBUG);
                  }
               }
            }
            @rmdir($client_dir);
            $app->log('Removed client directory: '.$client_dir, LOGLEVEL_DEBUG);
         }
         if($app->system->is_group('client'.$client_id)){
            $this->_exec('groupdel client'.$client_id);
            $app->log('Removed group client'.$client_id, LOGLEVEL_DEBUG);
         }
      }
   }
   //* Wrapper for exec function for easier debugging
   private function _exec($command) {
      global $app;
      $app->log('exec: '.$command,LOGLEVEL_DEBUG);
      $app->log('exec: '.$command, LOGLEVEL_DEBUG);
      exec($command);
   }
   function rewrite_insert($event_name,$data) {
      global $app, $conf;
      // just run the update function
      $this->update($event_name,$data);
   private function _checkTcp ($host, $port) {
      $fp = @fsockopen($host, $port, $errno, $errstr, 2);
      if ($fp) {
         fclose($fp);
         return true;
      } else {
         return false;
      }
   }
   function rewrite_update($event_name,$data) {
      global $app, $conf;
      $rules = $this->_getRewriteRules($app);
      $app->uses('getconf');
      $nginx_config = $app->getconf->get_server_config($conf['server_id'], 'nginx');
      $app->load('tpl');
      $tpl = new tpl();
      $tpl->newTemplate("nginx-rewrites.conf.master");
      if (!empty($rules))$tpl->setLoop('nginx_rewrite_rules',$rules);
      $rewrites_file = escapeshellcmd($nginx_config['vhost_conf_dir'].'/default.rewrites.conf');
      //* Make a backup copy of vhost file
      copy($rewrites_file,$rewrites_file.'~');
      //* Write vhost file
      file_put_contents($rewrites_file,$tpl->grab());
      $app->log('Writing the nginx rewrites file: '.$rewrites_file,LOGLEVEL_DEBUG);
      unset($tpl);
   public function create_relative_link($f, $t) {
      global $app;
      // $from already exists
      $from = realpath($f);
      // Set the symlink to enable the vhost
      $rewrite_symlink = escapeshellcmd($nginx_config['vhost_conf_enabled_dir'].'/default.rewrites.conf');
      if(!is_link($rewrite_symlink)) {
         symlink($rewrites_file,$rewrite_symlink);
         $app->log('Creating symlink for nginx rewrites: '.$rewrite_symlink.'->'.$rewrites_file,LOGLEVEL_DEBUG);
      }
      // realpath requires the traced file to exist - so, lets touch it first, then remove
      @$app->system->unlink($t); touch($t);
      $to = realpath($t);
      @$app->system->unlink($t);
      // Remove from the left side matching path elements from $from and $to
      // and get path elements counts
      $a1 = explode('/', $from); $a2 = explode('/', $to);
      for ($c = 0; $a1[$c] == $a2[$c]; $c++) {
         unset($a1[$c]); unset($a2[$c]);
      }
      $cfrom = implode('/', $a1);
      // Check if a path is fully a subpath of another - no way to create symlink in the case
      if (count($a1) == 0 || count($a2) == 0) return false;
      // Add ($cnt_to-1) number of "../" elements to left side of $cfrom
      for ($c = 0; $c < (count($a2)-1); $c++) { $cfrom = '../'.$cfrom; }
      return symlink($cfrom, $to);
   }
   function rewrite_delete($event_name,$data) {
      global $app, $conf;
      // just run the update function
      $this->rewrite_update($event_name,$data);
   }
   function _getRewriteRules($app)
   {
      $rules = array();
      $rules = $app->db->queryAllRecords("SELECT rewrite_url_src, rewrite_url_dst FROM proxy_reverse ORDER BY rewrite_id ASC");
      return $rules;
   private function _rewrite_quote($string) {
      return str_replace(array('.', '*', '?', '+'), array('\\.', '\\*', '\\?', '\\+'), $string);
   }
   private function url_is_local($hostname, $domain_id){
      global $app;
      // ORDER BY clause makes sure wildcard subdomains (*) are listed last in the result array so that we can find direct matches first
      $webs = $app->db->queryAllRecords("SELECT * FROM web_domain WHERE active = 'y' ORDER BY subdomain ASC");
      if(is_array($webs) && !empty($webs)){
         foreach($webs as $web){
            // web domain doesn't match hostname
            if(substr($hostname, -strlen($web['domain'])) != $web['domain']) continue;
            // own vhost and therefore server {} container of its own
            //if($web['type'] == 'vhostsubdomain' || $web['type'] == 'vhostalias') continue;
            // alias domains/subdomains using rewrites and therefore a server {} container of their own
            //if(($web['type'] == 'alias' || $web['type'] == 'subdomain') && $web['redirect_type'] != '' && $web['redirect_path'] != '') continue;
            if($web['subdomain'] == '*'){
               $pattern = '/\.?'.str_replace('.', '\.', $web['domain']).'$/i';
            }
            if($web['subdomain'] == 'none'){
               if($web['domain'] == $hostname){
                  if($web['domain_id'] == $domain_id || $web['parent_domain_id'] == $domain_id){
                     // own vhost and therefore server {} container of its own
                     if($web['type'] == 'vhostsubdomain' || $web['type'] == 'vhostalias') return false;
                     // alias domains/subdomains using rewrites and therefore a server {} container of their own
                     if(($web['type'] == 'alias' || $web['type'] == 'subdomain') && $web['redirect_type'] != '' && $web['redirect_path'] != '') return false;
                     return true;
                  } else {
                     return false;
                  }
               }
               $pattern = '/^'.str_replace('.', '\.', $web['domain']).'$/i';
            }
            if($web['subdomain'] == 'www'){
               if($web['domain'] == $hostname || $web['subdomain'].'.'.$web['domain'] == $hostname){
                  if($web['domain_id'] == $domain_id || $web['parent_domain_id'] == $domain_id){
                     // own vhost and therefore server {} container of its own
                     if($web['type'] == 'vhostsubdomain' || $web['type'] == 'vhostalias') return false;
                     // alias domains/subdomains using rewrites and therefore a server {} container of their own
                     if(($web['type'] == 'alias' || $web['type'] == 'subdomain') && $web['redirect_type'] != '' && $web['redirect_path'] != '') return false;
                     return true;
                  } else {
                     return false;
                  }
               }
               $pattern = '/^(www\.)?'.str_replace('.', '\.', $web['domain']).'$/i';
            }
            if(preg_match($pattern, $hostname)){
               if($web['domain_id'] == $domain_id || $web['parent_domain_id'] == $domain_id){
                  // own vhost and therefore server {} container of its own
                  if($web['type'] == 'vhostsubdomain' || $web['type'] == 'vhostalias') return false;
                  // alias domains/subdomains using rewrites and therefore a server {} container of their own
                  if(($web['type'] == 'alias' || $web['type'] == 'subdomain') && $web['redirect_type'] != '' && $web['redirect_path'] != '') return false;
                  return true;
               } else {
                  return false;
               }
            }
         }
      }
      return false;
   }
   private function get_seo_redirects($web, $prefix = '', $force_subdomain = false){
      // $force_subdomain = 'none|www'
      $seo_redirects = array();
      if(substr($web['domain'], 0, 2) === '*.') $web['subdomain'] = '*';
      if(($web['subdomain'] == 'www' || $web['subdomain'] == '*') && $force_subdomain != 'www'){
         if($web['seo_redirect'] == 'non_www_to_www'){
            $seo_redirects[$prefix.'seo_redirect_origin_domain'] = $web['domain'];
            $seo_redirects[$prefix.'seo_redirect_target_domain'] = 'www.'.$web['domain'];
            $seo_redirects[$prefix.'seo_redirect_operator'] = '=';
         }
         if($web['seo_redirect'] == '*_domain_tld_to_www_domain_tld'){
            // ^(example\.com|(?!\bwww\b)\.example\.com)$
            // ^(example\.com|((?:\w+(?:-\w+)*\.)*)((?!www\.)\w+(?:-\w+)*)(\.example\.com))$
            $seo_redirects[$prefix.'seo_redirect_origin_domain'] = '^('.str_replace('.', '\.', $web['domain']).'|((?:\w+(?:-\w+)*\.)*)((?!www\.)\w+(?:-\w+)*)(\.'.str_replace('.', '\.', $web['domain']).'))$';
            $seo_redirects[$prefix.'seo_redirect_target_domain'] = 'www.'.$web['domain'];
            $seo_redirects[$prefix.'seo_redirect_operator'] = '~*';
         }
         if($web['seo_redirect'] == '*_to_www_domain_tld'){
            $seo_redirects[$prefix.'seo_redirect_origin_domain'] = 'www.'.$web['domain'];
            $seo_redirects[$prefix.'seo_redirect_target_domain'] = 'www.'.$web['domain'];
            $seo_redirects[$prefix.'seo_redirect_operator'] = '!=';
         }
      }
      if($force_subdomain != 'none'){
         if($web['seo_redirect'] == 'www_to_non_www'){
            $seo_redirects[$prefix.'seo_redirect_origin_domain'] = 'www.'.$web['domain'];
            $seo_redirects[$prefix.'seo_redirect_target_domain'] = $web['domain'];
            $seo_redirects[$prefix.'seo_redirect_operator'] = '=';
         }
         if($web['seo_redirect'] == '*_domain_tld_to_domain_tld'){
            // ^(.+)\.example\.com$
            $seo_redirects[$prefix.'seo_redirect_origin_domain'] = '^(.+)\.'.str_replace('.', '\.', $web['domain']).'$';
            $seo_redirects[$prefix.'seo_redirect_target_domain'] = $web['domain'];
            $seo_redirects[$prefix.'seo_redirect_operator'] = '~*';
         }
         if($web['seo_redirect'] == '*_to_domain_tld'){
            $seo_redirects[$prefix.'seo_redirect_origin_domain'] = $web['domain'];
            $seo_redirects[$prefix.'seo_redirect_target_domain'] = $web['domain'];
            $seo_redirects[$prefix.'seo_redirect_operator'] = '!=';
         }
      }
      return $seo_redirects;
   }
} // end class