tbrehm
2012-12-18 2a4c9a8eb2a445259af20aca85c17f89a2de1fe9
server/plugins-available/apache2_plugin.inc.php
@@ -421,8 +421,8 @@
         
         //* Create new base directory, if it does not exist yet
         if(!is_dir($new_dir)) $app->system->mkdirpath($new_dir);
         //exec('mv '.$data['old']['document_root'].' '.$new_dir);
         $app->system->rename($data['old']['document_root'],$new_dir);
         exec('mv '.escapeshellarg($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'].' '.$new_dir,LOGLEVEL_DEBUG);
         // Handle the change in php_open_basedir
@@ -439,7 +439,12 @@
         exec($command);
         if($apache_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['new']['domain'].' '.$data['new']['document_root'].'/'.$log_folder.'    none    bind,nobootwait    0 0';
         $app->system->replaceLine('/etc/fstab',$fstab_line,$fstab_line,1,1);
      }
@@ -469,19 +474,26 @@
      if($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('/var/log/ispconfig/httpd/'.$data['new']['domain'])) exec('mkdir -p /var/log/ispconfig/httpd/'.$data['new']['domain']);
      if(!is_dir($data['new']['document_root'].'/'.$log_folder) || is_link($data['new']['document_root'].'/'.$log_folder)) {
      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    0 0';
         $fstab_line = '/var/log/ispconfig/httpd/'.$data['new']['domain'].' '.$data['new']['document_root'].'/'.$log_folder.'    none    bind,nobootwait    0 0';
         $app->system->replaceLine('/etc/fstab',$fstab_line,$fstab_line,1,1);
      }
      
@@ -849,15 +861,15 @@
      //$vhost_data['document_root'] = $data['new']['document_root'].'/' . $web_folder;
      
      // Set SEO Redirect
      if($data['new']['seo_redirect'] != '' && ($data['new']['subdomain'] == 'www' || $data['new']['subdomain'] == '*')){
      if($data['new']['seo_redirect'] != ''){
         $vhost_data['seo_redirect_enabled'] = 1;
         if($data['new']['seo_redirect'] == 'non_www_to_www'){
            $vhost_data['seo_redirect_origin_domain'] = $data['new']['domain'];
            $vhost_data['seo_redirect_target_domain'] = 'www.'.$data['new']['domain'];
         }
         if($data['new']['seo_redirect'] == 'www_to_non_www'){
            $vhost_data['seo_redirect_origin_domain'] = 'www.'.$data['new']['domain'];
            $vhost_data['seo_redirect_target_domain'] = $data['new']['domain'];
         $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;
@@ -868,7 +880,7 @@
      // Rewrite rules
      $rewrite_rules = array();
      if($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'],-1) != '/' && !preg_match('/^(https?|\[scheme\]):\/\//', $data['new']['redirect_path'])) $data['new']['redirect_path'] .= '/';
         if(substr($data['new']['redirect_path'],0,8) == '[scheme]'){
            $rewrite_target = 'http'.substr($data['new']['redirect_path'],8);
            $rewrite_target_ssl = 'https'.substr($data['new']['redirect_path'],8);
@@ -888,26 +900,30 @@
                  'rewrite_type'       => ($data['new']['redirect_type'] == 'no')?'':'['.$data['new']['redirect_type'].']',
                  'rewrite_target'    => $rewrite_target,
                  'rewrite_target_ssl' => $rewrite_target_ssl,
                        'rewrite_is_url'    => ($this->_is_url($rewrite_target) ? 'y' : 'n'));
                        'rewrite_is_url'    => ($this->_is_url($rewrite_target) ? 'y' : 'n'),
                        'rewrite_add_path' => (substr($rewrite_target, -1) == '/' ? 'y' : 'n'));
               $rewrite_rules[] = array(   'rewrite_domain'    => '^' . $this->_rewrite_quote('www.'.$data['new']['domain']),
                     'rewrite_type'       => ($data['new']['redirect_type'] == 'no')?'':'['.$data['new']['redirect_type'].']',
                     'rewrite_target'    => $rewrite_target,
                     'rewrite_target_ssl' => $rewrite_target_ssl,
                            'rewrite_is_url'    => ($this->_is_url($rewrite_target) ? 'y' : 'n'));
                            'rewrite_is_url'    => ($this->_is_url($rewrite_target) ? 'y' : 'n'),
                            'rewrite_add_path' => (substr($rewrite_target, -1) == '/' ? 'y' : 'n'));
               break;
            case '*':
               $rewrite_rules[] = array(   'rewrite_domain'    => '(^|\.)'.$this->_rewrite_quote($data['new']['domain']),
                  'rewrite_type'       => ($data['new']['redirect_type'] == 'no')?'':'['.$data['new']['redirect_type'].']',
                  'rewrite_target'    => $rewrite_target,
                  'rewrite_target_ssl' => $rewrite_target_ssl,
                        'rewrite_is_url'    => ($this->_is_url($rewrite_target) ? 'y' : 'n'));
                        'rewrite_is_url'    => ($this->_is_url($rewrite_target) ? 'y' : 'n'),
                        'rewrite_add_path' => (substr($rewrite_target, -1) == '/' ? 'y' : 'n'));
               break;
            default:
               $rewrite_rules[] = array(   'rewrite_domain'    => '^'.$this->_rewrite_quote($data['new']['domain']),
                  'rewrite_type'       => ($data['new']['redirect_type'] == 'no')?'':'['.$data['new']['redirect_type'].']',
                  'rewrite_target'    => $rewrite_target,
                  'rewrite_target_ssl' => $rewrite_target_ssl,
                        'rewrite_is_url'    => ($this->_is_url($rewrite_target) ? 'y' : 'n'));
                        'rewrite_is_url'    => ($this->_is_url($rewrite_target) ? 'y' : 'n'),
                        'rewrite_add_path' => (substr($rewrite_target, -1) == '/' ? 'y' : 'n'));
         }
      }
      
@@ -929,6 +945,7 @@
      
      // get alias domains (co-domains and subdomains)
      $aliases = $app->db->queryAllRecords('SELECT * FROM web_domain WHERE parent_domain_id = '.$data['new']['domain_id']." AND active = 'y' AND type != 'vhostsubdomain'");
      $alias_seo_redirects = array();
      switch($data['new']['subdomain']) {
         case 'www':
            $server_alias[] .= 'www.'.$data['new']['domain'].' ';
@@ -951,9 +968,18 @@
                  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[] = $tmp_seo_redirects;
               }
            }
            // Rewriting
            if($alias['redirect_type'] != '' && $alias['redirect_path'] != '') {
               if(substr($alias['redirect_path'],-1) != '/') $alias['redirect_path'] .= '/';
               if(substr($alias['redirect_path'],-1) != '/' && !preg_match('/^(https?|\[scheme\]):\/\//', $data['new']['redirect_path'])) $alias['redirect_path'] .= '/';
               if(substr($alias['redirect_path'],0,8) == '[scheme]'){
                  $rewrite_target = 'http'.substr($alias['redirect_path'],8);
                  $rewrite_target_ssl = 'https'.substr($alias['redirect_path'],8);
@@ -973,19 +999,22 @@
                        'rewrite_type'       => ($alias['redirect_type'] == 'no')?'':'['.$alias['redirect_type'].']',
                        'rewrite_target'    => $rewrite_target,
                        'rewrite_target_ssl' => $rewrite_target_ssl,
                                'rewrite_is_url'    => ($this->_is_url($rewrite_target) ? 'y' : 'n'));
                                'rewrite_is_url'    => ($this->_is_url($rewrite_target) ? 'y' : 'n'),
                                'rewrite_add_path' => (substr($rewrite_target, -1) == '/' ? 'y' : 'n'));
                     $rewrite_rules[] = array(   'rewrite_domain'    => '^' . $this->_rewrite_quote('www.'.$alias['domain']),
                           'rewrite_type'       => ($alias['redirect_type'] == 'no')?'':'['.$alias['redirect_type'].']',
                           'rewrite_target'    => $rewrite_target,
                           'rewrite_target_ssl' => $rewrite_target_ssl,
                                    'rewrite_is_url'    => ($this->_is_url($rewrite_target) ? 'y' : 'n'));
                                    'rewrite_is_url'    => ($this->_is_url($rewrite_target) ? 'y' : 'n'),
                                    'rewrite_add_path' => (substr($rewrite_target, -1) == '/' ? 'y' : 'n'));
                     break;
                  case '*':
                     $rewrite_rules[] = array(   'rewrite_domain'    => '(^|\.)'.$this->_rewrite_quote($alias['domain']),
                        'rewrite_type'       => ($alias['redirect_type'] == 'no')?'':'['.$alias['redirect_type'].']',
                        'rewrite_target'    => $rewrite_target,
                        'rewrite_target_ssl' => $rewrite_target_ssl,
                                'rewrite_is_url'    => ($this->_is_url($rewrite_target) ? 'y' : 'n'));
                                'rewrite_is_url'    => ($this->_is_url($rewrite_target) ? 'y' : 'n'),
                                'rewrite_add_path' => (substr($rewrite_target, -1) == '/' ? 'y' : 'n'));
                     break;
                  default:
                            if(substr($alias['domain'], 0, 2) === '*.') $domain_rule = '(^|\.)'.$this->_rewrite_quote(substr($alias['domain'], 2));
@@ -994,7 +1023,8 @@
                        'rewrite_type'       => ($alias['redirect_type'] == 'no')?'':'['.$alias['redirect_type'].']',
                        'rewrite_target'    => $rewrite_target,
                        'rewrite_target_ssl' => $rewrite_target_ssl,
                                'rewrite_is_url'    => ($this->_is_url($rewrite_target) ? 'y' : 'n'));
                                'rewrite_is_url'    => ($this->_is_url($rewrite_target) ? 'y' : 'n'),
                                'rewrite_add_path' => (substr($rewrite_target, -1) == '/' ? 'y' : 'n'));
               }
            }
         }
@@ -1017,10 +1047,14 @@
         $tpl->setVar('alias','');
      }
      if(count($rewrite_rules) > 0 || $vhost_data['seo_redirect_enabled'] > 0) {
      if(count($rewrite_rules) > 0 || $vhost_data['seo_redirect_enabled'] > 0 || count($alias_seo_redirects) > 0) {
         $tpl->setVar('rewrite_enabled',1);
      } else {
         $tpl->setVar('rewrite_enabled',0);
      }
      if(count($alias_seo_redirects) > 0) {
         $tpl->setLoop('alias_seo_redirects',$alias_seo_redirects);
      }
      //$tpl->setLoop('redirects',$rewrite_rules);
@@ -1098,6 +1132,7 @@
         $tpl->setVar('fastcgi_starter_path',$fastcgi_starter_path);
         $tpl->setVar('fastcgi_starter_script',$fastcgi_config['fastcgi_starter_script'].($data['new']['type'] == 'vhostsubdomain' ? '_web' . $data['new']['domain_id'] : ''));
         $tpl->setVar('fastcgi_config_syntax',$fastcgi_config['fastcgi_config_syntax']);
         $tpl->setVar('fastcgi_max_requests',$fastcgi_config['fastcgi_max_requests']);
      } else {
         //remove the php fastgi starter script if available
@@ -1251,14 +1286,25 @@
         } else {
            $vhosts[] = array('ip_address' => $data['new']['ip_address'], 'ssl_enabled' => 1, 'port' => '443');
         }
         $app->log('Enable SSL for: '.$domain,LOGLEVEL_DEBUG);
      }
      //* Add vhost for IPv6 IP
      if($data['new']['ipv6_address'] != '') {
         if(count($rewrite_rules) > 0){
            $vhosts[] = array('ip_address' => '['.$data['new']['ipv6_address'].']', 'ssl_enabled' => 0, 'port' => 80, 'redirects' => $rewrite_rules);
         } else {
         $app->log('Enable SSL for: '.$domain,LOGLEVEL_DEBUG);
      }
   //* Add vhost for IPv6 IP
   if($data['new']['ipv6_address'] != '') {
      if ($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);
         }
      }
         if(count($rewrite_rules) > 0){
            $vhosts[] = array('ip_address' => '['.$data['new']['ipv6_address'].']', 'ssl_enabled' => 0, 'port' => 80, 'redirects' => $rewrite_rules);
         } else {
            $vhosts[] = array('ip_address' => '['.$data['new']['ipv6_address'].']', 'ssl_enabled' => 0, 'port' => 80);
         }
      
@@ -1342,19 +1388,19 @@
      //* Create .htaccess and .htpasswd file for website statistics
      if(!is_file($data['new']['document_root'].'/' . $web_folder . '/stats/.htaccess') or $data['old']['document_root'] != $data['new']['document_root']) {
         if(!is_dir($data['new']['document_root'].'/' . $web_folder . '/stats')) $app->system->mkdir($data['new']['document_root'].'/' . $web_folder . '/stats');
         $ht_file = "AuthType Basic\nAuthName \"Members Only\"\nAuthUserFile ".$data['new']['document_root']."/.htpasswd_stats\nrequire valid-user";
         $ht_file = "AuthType Basic\nAuthName \"Members Only\"\nAuthUserFile ".$data['new']['document_root']."/web/stats/.htpasswd_stats\nrequire valid-user";
         $app->system->file_put_contents($data['new']['document_root'].'/' . $web_folder . '/stats/.htaccess',$ht_file);
         $app->system->chmod($data['new']['document_root'].'/' . $web_folder . '/stats/.htaccess',0755);
         unset($ht_file);
      }
      if(!is_file($data['new']['document_root'].'/.htpasswd_stats') || $data['new']['stats_password'] != $data['old']['stats_password']) {
      if(!is_file($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']);
            $app->system->web_folder_protection($data['new']['document_root'],false);
            $app->system->file_put_contents($data['new']['document_root'].'/.htpasswd_stats',$htp_file);
            $app->system->file_put_contents($data['new']['document_root'].'/web/stats/.htpasswd_stats',$htp_file);
            $app->system->web_folder_protection($data['new']['document_root'],true);
            $app->system->chmod($data['new']['document_root'].'/.htpasswd_stats',0750);
            $app->system->chmod($data['new']['document_root'].'/web/stats/.htpasswd_stats',0750);
            unset($htp_file);
         }
      }
@@ -1374,10 +1420,14 @@
         $app->services->restartService('httpd','restart');
         
         // wait a few seconds, before we test the apache status again
         $apache_online_status_after_restart = false;
         sleep(2);
         for($i = 0; $i < 5; $i++) {
            $apache_online_status_after_restart = $this->_checkTcp('localhost',80);
            if($apache_online_status_after_restart) break;
            sleep(1);
         }
         //* Check if apache restarted successfully if it was online before
         $apache_online_status_after_restart = $this->_checkTcp('localhost',80);
         $app->log('Apache online status after restart is: '.$apache_online_status_after_restart,LOGLEVEL_DEBUG);
         if($apache_online_status_before_restart && !$apache_online_status_after_restart) {
            $app->log('Apache did not restart after the configuration change for website '.$data['new']['domain'].' Reverting the configuration. Saved non-working config as '.$vhost_file.'.err',LOGLEVEL_WARN);
@@ -1486,7 +1536,7 @@
      exec('umount '.escapeshellarg($data['old']['document_root'].'/'.$log_folder));
      
      //* remove mountpoint from fstab
      $fstab_line = '/var/log/ispconfig/httpd/'.$data['old']['domain'].' '.$data['old']['document_root'].'/'.$log_folder.'    none    bind    0 0';
      $fstab_line = '/var/log/ispconfig/httpd/'.$data['old']['domain'].' '.$data['old']['document_root'].'/'.$log_folder.'    none    bind';
      $app->system->removeLine('/etc/fstab',$fstab_line);
      if($data['old']['type'] != 'vhost' && $data['old']['type'] != 'vhostsubdomain' && $data['old']['parent_domain_id'] > 0) {
@@ -1526,8 +1576,63 @@
            if($data['old']['type'] == 'vhost' || $data['old']['type'] == 'vhostsubdomain') {
                $docroot = escapeshellcmd($data['old']['document_root']);
                if($docroot != '' && !stristr($docroot,'..')) {
                    if($data['old']['type'] == 'vhost') exec('rm -rf '.$docroot);
                    elseif(!stristr($data['old']['web_folder'], '..')) exec('rm -rf '.$docroot.'/'.$web_folder);
                    if($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 = $app->db->queryAllRecords("SELECT `web_folder` FROM web_domain WHERE type = 'vhostsubdomain' AND parent_domain_id = ".intval($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
@@ -1581,7 +1686,7 @@
                        $tmp_symlink = str_replace('[website_domain]',$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
                        // delete the symlink
                        if(is_link($tmp_symlink)) {
                            $app->system->unlink($tmp_symlink);
                            $app->log('Removing symlink: '.$tmp_symlink,LOGLEVEL_DEBUG);
@@ -2556,6 +2661,8 @@
   }
   public function create_relative_link($f, $t) {
      global $app;
      // $from already exists
      $from = realpath($f);
@@ -2588,6 +2695,49 @@
    private function _is_url($string) {
        return preg_match('/^(f|ht)tp(s)?:\/\//i', $string);
    }
   private function get_seo_redirects($web, $prefix = ''){
      $seo_redirects = array();
      if(substr($web['domain'], 0, 2) === '*.') $web['subdomain'] = '*';
      if($web['subdomain'] == 'www' || $web['subdomain'] == '*'){
         if($web['seo_redirect'] == 'non_www_to_www'){
            $seo_redirects[$prefix.'seo_redirect_origin_domain'] = str_replace('.', '\.', $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\.'.str_replace('.', '\.', $web['domain']);
            $seo_redirects[$prefix.'seo_redirect_target_domain'] = 'www.'.$web['domain'];
            $seo_redirects[$prefix.'seo_redirect_operator'] = '!';
         }
      }
      if($web['seo_redirect'] == 'www_to_non_www'){
         $seo_redirects[$prefix.'seo_redirect_origin_domain'] = 'www\.'.str_replace('.', '\.', $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'] = str_replace('.', '\.', $web['domain']);
         $seo_redirects[$prefix.'seo_redirect_target_domain'] = $web['domain'];
         $seo_redirects[$prefix.'seo_redirect_operator'] = '!';
      }
      return $seo_redirects;
   }
    
} // end class