PHP validateUrl函数代码示例

function validateData()
{
    $required = $_GET["required"];
    $type = $_GET["type"];
    $value = $_GET["value"];
    validateRequired($required, $value, $type);
    switch ($type) {
        case 'number':
            validateNumber($value);
            break;
        case 'alphanum':
            validateAlphanum($value);
            break;
        case 'alpha':
            validateAlpha($value);
            break;
        case 'date':
            validateDate($value);
            break;
        case 'email':
            validateEmail($value);
            break;
        case 'url':
            validateUrl($value);
        case 'all':
            validateAll($value);
            break;
    }
}

/**
 * this functions validates a given value as ErrorDocument
 * refs #267
 *
 * @param string error-document-string
 *
 * @return string error-document-string
 *
 */
function correctErrorDocument($errdoc = null)
{
    global $idna_convert;
    if ($errdoc !== null && $errdoc != '') {
        // not a URL
        if (strtoupper(substr($errdoc, 0, 5)) != 'HTTP:' && strtoupper(substr($errdoc, 0, 6)) != 'HTTPS:' || !validateUrl($errdoc)) {
            // a file
            if (substr($errdoc, 0, 1) != '"') {
                $errdoc = makeCorrectFile($errdoc);
                // apache needs a starting-slash (starting at the domains-docroot)
                if (!substr($errdoc, 0, 1) == '/') {
                    $errdoc = '/' . $errdoc;
                }
            } else {
                // string won't work for lighty
                if (Settings::Get('system.webserver') == 'lighttpd') {
                    standard_error('stringerrordocumentnotvalidforlighty');
                } elseif (substr($errdoc, -1) != '"') {
                    $errdoc .= '"';
                }
            }
        } else {
            if (Settings::Get('system.webserver') == 'lighttpd') {
                standard_error('urlerrordocumentnotvalidforlighty');
            }
        }
    }
    return $errdoc;
}

function fitsUrl($url)
{
    if (!preg_match('/^(ftp|http|https):\\/\\//', $url)) {
        $url = 'http://' . $url;
    }
    if (!validateUrl($url)) {
        return FALSE;
    }
    return $url;
}

/**
 * This file is part of the SysCP project.
 * Copyright (c) 2003-2009 the SysCP Team (see authors).
 *
 * For the full copyright and license information, please view the COPYING
 * file that was distributed with this source code. You can also view the
 * COPYING file online at http://files.syscp.org/misc/COPYING.txt
 *
 * @copyright  (c) the authors
 * @author     Florian Lippert <flo@syscp.org>
 * @license    GPLv2 http://files.syscp.org/misc/COPYING.txt
 * @package    Functions
 * @version    $Id$
 */
function validateFormFieldString($fieldname, $fielddata, $newfieldvalue)
{
    if (isset($fielddata['string_delimiter']) && $fielddata['string_delimiter'] != '') {
        $newfieldvalues = explode($fielddata['string_delimiter'], $newfieldvalue);
        unset($fielddata['string_delimiter']);
        $returnvalue = true;
        foreach ($newfieldvalues as $single_newfieldvalue) {
            $single_returnvalue = validateFormFieldString($fieldname, $fielddata, $single_newfieldvalue);
            if ($single_returnvalue !== true) {
                $returnvalue = $single_returnvalue;
                break;
            }
        }
    } else {
        $returnvalue = false;
        if (isset($fielddata['string_type']) && $fielddata['string_type'] == 'mail') {
            $returnvalue = filter_var($newfieldvalue, FILTER_VALIDATE_EMAIL) == $newfieldvalue;
        } elseif (isset($fielddata['string_type']) && $fielddata['string_type'] == 'url') {
            $returnvalue = validateUrl($newfieldvalue);
        } elseif (isset($fielddata['string_type']) && $fielddata['string_type'] == 'dir') {
            $returnvalue = $newfieldvalue == makeCorrectDir($newfieldvalue);
        } elseif (isset($fielddata['string_type']) && $fielddata['string_type'] == 'file') {
            $returnvalue = $newfieldvalue == makeCorrectFile($newfieldvalue);
        } elseif (isset($fielddata['string_type']) && $fielddata['string_type'] == 'filedir') {
            $returnvalue = $newfieldvalue == makeCorrectDir($newfieldvalue) || $newfieldvalue == makeCorrectFile($newfieldvalue);
        } elseif (preg_match('/^[^\\r\\n\\t\\f\\0]*$/D', $newfieldvalue)) {
            $returnvalue = true;
        }
        if (isset($fielddata['string_regexp']) && $fielddata['string_regexp'] != '') {
            if (preg_match($fielddata['string_regexp'], $newfieldvalue)) {
                $returnvalue = true;
            } else {
                $returnvalue = false;
            }
        }
        if (isset($fielddata['string_emptyallowed']) && $fielddata['string_emptyallowed'] === true && $newfieldvalue === '') {
            $returnvalue = true;
        } elseif (isset($fielddata['string_emptyallowed']) && $fielddata['string_emptyallowed'] === false && $newfieldvalue === '') {
            $returnvalue = 'stringmustntbeempty';
        }
    }
    if ($returnvalue === true) {
        return true;
    } elseif ($returnvalue === false) {
        return 'stringformaterror';
    } else {
        return $returnvalue;
    }
}

function servicegroup_validate($app, $deployment, $serviceGroupsInfo)
{
    foreach ($serviceGroupsInfo as $key => $value) {
        switch ($key) {
            case "notes":
                validateForbiddenChars($app, $deployment, '/[^\\w.-\\s]/s', $key, $value);
                break;
            case "notes_url":
            case "action_url":
                validateUrl($app, $deployment, $key, $value);
                break;
            default:
                break;
        }
    }
    return $serviceGroupsInfo;
}

             inserttask('1');
             // Using nameserver, insert a task which rebuilds the server config
             inserttask('4');
         }
         redirectTo($filename, array('page' => $page, 's' => $s));
     }
 } else {
     $result['domain'] = $idna_convert->decode($result['domain']);
     $domains = makeoption($lng['domains']['noaliasdomain'], 0, $result['aliasdomain'], true);
     // also check ip/port combination to be the same, #176
     $domains_stmt = Database::prepare("SELECT `d`.`id`, `d`.`domain` FROM `" . TABLE_PANEL_DOMAINS . "` `d` , `" . TABLE_PANEL_CUSTOMERS . "` `c` , `" . TABLE_DOMAINTOIP . "` `dip`\n\t\t\t\t\tWHERE `d`.`aliasdomain` IS NULL\n\t\t\t\t\tAND `d`.`id` <> :id\n\t\t\t\t\tAND `c`.`standardsubdomain` <> `d`.`id`\n\t\t\t\t\tAND `d`.`parentdomainid` = '0'\n\t\t\t\t\tAND `d`.`customerid` = :customerid\n\t\t\t\t\tAND `c`.`customerid` = `d`.`customerid`\n\t\t\t\t\tAND `d`.`id` = `dip`.`id_domain`\n\t\t\t\t\tAND `dip`.`id_ipandports`\n\t\t\t\t\tIN (SELECT `id_ipandports` FROM `" . TABLE_DOMAINTOIP . "`\n\t\t\t\t\t\tWHERE `id_domain` = :id)\n\t\t\t\t\tGROUP BY `d`.`id`, `d`.`domain`\n\t\t\t\t\tORDER BY `d`.`domain` ASC");
     Database::pexecute($domains_stmt, array("id" => $result['id'], "customerid" => $userinfo['customerid']));
     while ($row_domain = $domains_stmt->fetch(PDO::FETCH_ASSOC)) {
         $domains .= makeoption($idna_convert->decode($row_domain['domain']), $row_domain['id'], $result['aliasdomain']);
     }
     if (preg_match('/^https?\\:\\/\\//', $result['documentroot']) && validateUrl($result['documentroot'])) {
         if (Settings::Get('panel.pathedit') == 'Dropdown') {
             $urlvalue = $result['documentroot'];
             $pathSelect = makePathfield($userinfo['documentroot'], $userinfo['guid'], $userinfo['guid']);
         } else {
             $urlvalue = '';
             $pathSelect = makePathfield($userinfo['documentroot'], $userinfo['guid'], $userinfo['guid'], $result['documentroot'], true);
         }
     } else {
         $urlvalue = '';
         $pathSelect = makePathfield($userinfo['documentroot'], $userinfo['guid'], $userinfo['guid'], $result['documentroot']);
     }
     $redirectcode = '';
     if (Settings::Get('customredirect.enabled') == '1') {
         $def_code = getDomainRedirectId($id);
         $codes = getRedirectCodesArray();

             inserttask('1');
             // Using nameserver, insert a task which rebuilds the server config
             inserttask('4');
         }
         redirectTo($filename, array('page' => $page, 's' => $s));
     }
 } else {
     $result['domain'] = $idna_convert->decode($result['domain']);
     $domains = makeoption($lng['domains']['noaliasdomain'], 0, $result['aliasdomain'], true);
     // also check ip/port combination to be the same, #176
     $domains_stmt = Database::prepare("SELECT `d`.`id`, `d`.`domain` FROM `" . TABLE_PANEL_DOMAINS . "` `d` , `" . TABLE_PANEL_CUSTOMERS . "` `c` , `" . TABLE_DOMAINTOIP . "` `dip`\n\t\t\t\t\tWHERE `d`.`aliasdomain` IS NULL\n\t\t\t\t\tAND `d`.`id` <> :id\n\t\t\t\t\tAND `c`.`standardsubdomain` <> `d`.`id`\n\t\t\t\t\tAND `d`.`parentdomainid` = '0'\n\t\t\t\t\tAND `d`.`customerid` = :customerid\n\t\t\t\t\tAND `c`.`customerid` = `d`.`customerid`\n\t\t\t\t\tAND `d`.`id` = `dip`.`id_domain`\n\t\t\t\t\tAND `dip`.`id_ipandports`\n\t\t\t\t\tIN (SELECT `id_ipandports` FROM `" . TABLE_DOMAINTOIP . "`\n\t\t\t\t\t\tWHERE `id_domain` = :id)\n\t\t\t\t\tGROUP BY `d`.`domain`\n\t\t\t\t\tORDER BY `d`.`domain` ASC");
     Database::pexecute($domains_stmt, array("id" => $result['id'], "customerid" => $userinfo['customerid']));
     while ($row_domain = $domains_stmt->fetch(PDO::FETCH_ASSOC)) {
         $domains .= makeoption($idna_convert->decode($row_domain['domain']), $row_domain['id'], $result['aliasdomain']);
     }
     if (preg_match('/^https?\\:\\/\\//', $result['documentroot']) && validateUrl($idna_convert->encode($result['documentroot']))) {
         if (Settings::Get('panel.pathedit') == 'Dropdown') {
             $urlvalue = $result['documentroot'];
             $pathSelect = makePathfield($userinfo['documentroot'], $userinfo['guid'], $userinfo['guid']);
         } else {
             $urlvalue = '';
             $pathSelect = makePathfield($userinfo['documentroot'], $userinfo['guid'], $userinfo['guid'], $result['documentroot'], true);
         }
     } else {
         $urlvalue = '';
         $pathSelect = makePathfield($userinfo['documentroot'], $userinfo['guid'], $userinfo['guid'], $result['documentroot']);
     }
     $redirectcode = '';
     if (Settings::Get('customredirect.enabled') == '1') {
         $def_code = getDomainRedirectId($id);
         $codes = getRedirectCodesArray();

 protected function create_pathOptions($domain)
 {
     $result_stmt = Database::prepare("\n\t\t\tSELECT * FROM " . TABLE_PANEL_HTACCESS . "\n\t\t\tWHERE `path` LIKE :docroot\n\t\t");
     Database::pexecute($result_stmt, array('docroot' => $domain['documentroot'] . '%'));
     $path_options = '';
     $error_string = '';
     while ($row = $result_stmt->fetch(PDO::FETCH_ASSOC)) {
         if (!empty($row['error404path'])) {
             $defhandler = $row['error404path'];
             if (!validateUrl($defhandler)) {
                 $defhandler = makeCorrectFile($domain['documentroot'] . '/' . $defhandler);
             }
             $error_string .= '  server.error-handler-404 = "' . $defhandler . '"' . "\n\n";
         }
         if ($row['options_indexes'] != '0') {
             if (!empty($error_string)) {
                 $path_options .= $error_string;
                 // reset $error_string here to prevent duplicate entries
                 $error_string = '';
             }
             $path = makeCorrectDir(substr($row['path'], strlen($domain['documentroot']) - 1));
             mkDirWithCorrectOwnership($domain['documentroot'], $row['path'], $domain['guid'], $domain['guid']);
             // We need to remove the last slash, otherwise the regex wouldn't work
             if ($row['path'] != $domain['documentroot']) {
                 $path = substr($path, 0, -1);
             }
             $path_options .= '  $HTTP["url"] =~ "^' . $path . '($|/)" {' . "\n";
             $path_options .= "\t" . 'dir-listing.activate = "enable"' . "\n";
             $path_options .= '  }' . "\n\n";
         } else {
             $path_options = $error_string;
         }
         if (customerHasPerlEnabled($domain['customerid']) && $row['options_cgi'] != '0') {
             $path = makeCorrectDir(substr($row['path'], strlen($domain['documentroot']) - 1));
             mkDirWithCorrectOwnership($domain['documentroot'], $row['path'], $domain['guid'], $domain['guid']);
             // We need to remove the last slash, otherwise the regex wouldn't work
             if ($row['path'] != $domain['documentroot']) {
                 $path = substr($path, 0, -1);
             }
             $path_options .= '  $HTTP["url"] =~ "^' . $path . '($|/)" {' . "\n";
             $path_options .= "\t" . 'cgi.assign = (' . "\n";
             $path_options .= "\t\t" . '".pl" => "' . makeCorrectFile(Settings::Get('system.perl_path')) . '",' . "\n";
             $path_options .= "\t\t" . '".cgi" => "' . makeCorrectFile(Settings::Get('system.perl_path')) . '"' . "\n";
             $path_options .= "\t" . ')' . "\n";
             $path_options .= '  }' . "\n\n";
         }
     }
     return $path_options;
 }

 protected function create_pathOptions($domain)
 {
     $has_location = false;
     $result_stmt = Database::prepare("\n\t\t\tSELECT * FROM " . TABLE_PANEL_HTACCESS . "\n\t\t\tWHERE `path` LIKE :docroot\n\t\t");
     Database::pexecute($result_stmt, array('docroot' => $domain['documentroot'] . '%'));
     $path_options = '';
     $htpasswds = $this->getHtpasswds($domain);
     // for each entry in the htaccess table
     while ($row = $result_stmt->fetch(PDO::FETCH_ASSOC)) {
         if (!empty($row['error404path'])) {
             $defhandler = $row['error404path'];
             if (!validateUrl($defhandler)) {
                 $defhandler = makeCorrectFile($defhandler);
             }
             $path_options .= "\t" . 'error_page   404    ' . $defhandler . ';' . "\n";
         }
         if (!empty($row['error403path'])) {
             $defhandler = $row['error403path'];
             if (!validateUrl($defhandler)) {
                 $defhandler = makeCorrectFile($defhandler);
             }
             $path_options .= "\t" . 'error_page   403    ' . $defhandler . ';' . "\n";
         }
         if (!empty($row['error500path'])) {
             $defhandler = $row['error500path'];
             if (!validateUrl($defhandler)) {
                 $defhandler = makeCorrectFile($defhandler);
             }
             $path_options .= "\t" . 'error_page   500 502 503 504    ' . $defhandler . ';' . "\n";
         }
         //   if ($row['options_indexes'] != '0') {
         $path = makeCorrectDir(substr($row['path'], strlen($domain['documentroot']) - 1));
         mkDirWithCorrectOwnership($domain['documentroot'], $row['path'], $domain['guid'], $domain['guid']);
         $path_options .= "\t" . '# ' . $path . "\n";
         if ($path == '/') {
             if ($row['options_indexes'] != '0') {
                 $this->vhost_root_autoindex = true;
             }
             $path_options .= "\t" . 'location ' . $path . ' {' . "\n";
             if ($this->vhost_root_autoindex) {
                 $path_options .= "\t\t" . 'autoindex  on;' . "\n";
                 $this->vhost_root_autoindex = false;
             } else {
                 $path_options .= "\t\t" . 'index    index.php index.html index.htm;' . "\n";
             }
             //     $path_options.= "\t\t" . 'try_files $uri $uri/ @rewrites;'."\n";
             // check if we have a htpasswd for this path
             // (damn nginx does not like more than one
             // 'location'-part with the same path)
             if (count($htpasswds) > 0) {
                 foreach ($htpasswds as $idx => $single) {
                     switch ($single['path']) {
                         case '/awstats/':
                         case '/webalizer/':
                             // no stats-alias in "location /"-context
                             break;
                         default:
                             if ($single['path'] == '/') {
                                 $path_options .= "\t\t" . 'auth_basic            "' . $single['authname'] . '";' . "\n";
                                 $path_options .= "\t\t" . 'auth_basic_user_file  ' . makeCorrectFile($single['usrf']) . ';' . "\n";
                                 // remove already used entries so we do not have doubles
                                 unset($htpasswds[$idx]);
                             }
                     }
                 }
             }
             $path_options .= "\t" . '}' . "\n";
             $this->vhost_root_autoindex = false;
         } else {
             $path_options .= "\t" . 'location ' . $path . ' {' . "\n";
             if ($this->vhost_root_autoindex || $row['options_indexes'] != '0') {
                 $path_options .= "\t\t" . 'autoindex  on;' . "\n";
                 $this->vhost_root_autoindex = false;
             } else {
                 $path_options .= "\t\t" . 'index    index.php index.html index.htm;' . "\n";
             }
             $path_options .= "\t" . '} ' . "\n";
         }
         //   }
         /**
          * Perl support
          * required the fastCGI wrapper to be running to receive the CGI requests.
          */
         if (customerHasPerlEnabled($domain['customerid']) && $row['options_cgi'] != '0') {
             $path = makeCorrectDir(substr($row['path'], strlen($domain['documentroot']) - 1));
             mkDirWithCorrectOwnership($domain['documentroot'], $row['path'], $domain['guid'], $domain['guid']);
             // We need to remove the last slash, otherwise the regex wouldn't work
             if ($row['path'] != $domain['documentroot']) {
                 $path = substr($path, 0, -1);
             }
             $path_options .= "\t" . 'location ~ \\(.pl|.cgi)$ {' . "\n";
             $path_options .= "\t\t" . 'gzip off; #gzip makes scripts feel slower since they have to complete before getting gzipped' . "\n";
             $path_options .= "\t\t" . 'fastcgi_pass  ' . Settings::Get('system.perl_server') . ';' . "\n";
             $path_options .= "\t\t" . 'fastcgi_index index.cgi;' . "\n";
             $path_options .= "\t\t" . 'include ' . Settings::Get('nginx.fastcgiparams') . ';' . "\n";
             $path_options .= "\t" . '}' . "\n";
         }
     }
     // now the rest of the htpasswds
     if (count($htpasswds) > 0) {
//.........这里部分代码省略.........

 if (isset($_POST['send']) && $_POST['send'] == 'send') {
     $option_indexes = intval($_POST['options_indexes']);
     if ($option_indexes != '1') {
         $option_indexes = '0';
     }
     if ($_POST['error404path'] === '' || validateUrl($idna_convert->encode($_POST['error404path']))) {
         $error404path = $_POST['error404path'];
     } else {
         standard_error('mustbeurl');
     }
     if ($_POST['error403path'] === '' || validateUrl($idna_convert->encode($_POST['error403path']))) {
         $error403path = $_POST['error403path'];
     } else {
         standard_error('mustbeurl');
     }
     if ($_POST['error500path'] === '' || validateUrl($idna_convert->encode($_POST['error500path']))) {
         $error500path = $_POST['error500path'];
     } else {
         standard_error('mustbeurl');
     }
     if ($option_indexes != $result['options_indexes'] || $error404path != $result['error404path'] || $error403path != $result['error403path'] || $error500path != $result['error500path']) {
         inserttask('1');
         $db->query('UPDATE `' . TABLE_PANEL_HTACCESS . '` SET `options_indexes` = "' . $db->escape($option_indexes) . '", `error404path`    = "' . $db->escape($error404path) . '",  `error403path`    = "' . $db->escape($error403path) . '",  `error500path`    = "' . $db->escape($error500path) . '" WHERE `customerid` = "' . (int) $userinfo['customerid'] . '"  AND `id` = "' . (int) $id . '"');
         $log->logAction(USR_ACTION, LOG_INFO, "edited htaccess for '" . str_replace($userinfo['documentroot'], '', $result['path']) . "'");
     }
     redirectTo($filename, array('page' => $page, 's' => $s));
 } else {
     if (strpos($result['path'], $userinfo['documentroot']) === 0) {
         $result['path'] = substr($result['path'], strlen($userinfo['documentroot']));
     }
     $result['error404path'] = $result['error404path'];

function validateType($target, $value, $type)
{
    switch ($type) {
        case "boolean":
            return is_bool($value);
            break;
        case "int":
            return is_int($value);
            break;
        case "float":
            return is_float($value);
            break;
        case "hex":
            return ctype_xdigit($value);
            break;
        case "string":
            return validateString($target, $value);
            break;
        case "date":
            global $date_format;
            return dateFormat($value, $date_format, "");
            break;
        case "hour":
            return validateHour($value);
            break;
        case "url":
            return validateUrl($value);
            break;
        case "email":
            return validateEmail($value);
            break;
        default:
            return false;
    }
}

function service_validate($app, $deployment, $serviceInfo)
{
    foreach ($serviceInfo as $key => $value) {
        switch ($key) {
            case "use":
            case "check_period":
            case "notification_period":
            case "icon_image":
                validateForbiddenChars($app, $deployment, '/[^\\w.-]/s', $key, $value);
                break;
            case "contacts":
            case "contact_groups":
            case "servicegroups":
                if (is_array($value)) {
                    $value = implode(',', $value);
                }
                validateForbiddenChars($app, $deployment, '/[^\\w.-]/s', $key, $value);
                break;
            case "is_volatile":
            case "active_checks_enabled":
            case "passive_checks_enabled":
            case "obsess_over_service":
            case "check_freshness":
            case "event_handler_enabled":
            case "flap_detection_enabled":
            case "parallelize_check":
            case "process_perf_data":
            case "retain_status_information":
            case "retain_nonstatus_information":
            case "notifications_enabled":
                validateBinary($app, $deployment, $key, $value);
                break;
            case "check_command":
            case "event_handler":
                validateForbiddenChars($app, $deployment, '/[^\\w.-$\\/]/s', $key, $value);
                break;
            case "initial_state":
                $opts = validateOptions($app, $deployment, $key, $value, array('o', 'w', 'u', 'c'), true);
                $serviceInfo[$key] = $opts;
                break;
            case "max_check_attempts":
                validateInterval($app, $deployment, $key, $value, 1, 20);
                break;
            case "check_interval":
                validateInterval($app, $deployment, $key, $value, 1, 1440);
                break;
            case "retry_interval":
                validateInterval($app, $deployment, $key, $value, 1, 720);
                break;
            case "freshness_threshold":
                validateInterval($app, $deployment, $key, $value, 0, 86400);
                break;
            case "low_flap_threshold":
                validateInterval($app, $deployment, $key, $value, 0, 99);
                break;
            case "high_flap_threshold":
                validateInterval($app, $deployment, $key, $value, 0, 100);
                break;
            case "flap_detection_options":
                $opts = validateOptions($app, $deployment, $key, $value, array('o', 'w', 'c', 'u'), true);
                $serviceInfo[$key] = $opts;
                break;
            case "notification_interval":
            case "first_notification_delay":
                validateInterval($app, $deployment, $key, $value, 0, 1440);
                break;
            case "notification_options":
                $opts = validateOptions($app, $deployment, $key, $value, array('w', 'u', 'c', 'r', 'f', 's'), true);
                $serviceInfo[$key] = $opts;
                break;
            case "stalking_options":
                $opts = validateOptions($app, $deployment, $key, $value, array('o', 'w', 'u', 'c'), true);
                $serviceInfo[$key] = $opts;
                break;
            case "icon_image_alt":
            case "notes":
                validateForbiddenChars($app, $deployment, '/[^\\w.-\\s]/s', $key, $value);
                break;
            case "notes_url":
            case "action_url":
                validateUrl($app, $deployment, $key, $value);
                break;
            default:
                break;
        }
    }
    // We never want to see single threaded checks running, force this...
    if (!isset($serviceInfo['parallelize_check']) || empty($serviceInfo['parallelize_check'])) {
        $serviceInfo['parallelize_check'] = 1;
    }
    return $serviceInfo;
}

 /**
  * We compose the diroption entries for the paths
  */
 public function createFileDirOptions()
 {
     $result_stmt = Database::query("\n\t\t\tSELECT `htac`.*, `c`.`guid`, `c`.`documentroot` AS `customerroot`\n\t\t\tFROM `" . TABLE_PANEL_HTACCESS . "` `htac`\n\t\t\tLEFT JOIN `" . TABLE_PANEL_CUSTOMERS . "` `c` USING (`customerid`)\n\t\t\tORDER BY `htac`.`path`\n\t\t");
     $diroptions = array();
     while ($row_diroptions = $result_stmt->fetch(PDO::FETCH_ASSOC)) {
         if ($row_diroptions['customerid'] != 0 && isset($row_diroptions['customerroot']) && $row_diroptions['customerroot'] != '') {
             $diroptions[$row_diroptions['path']] = $row_diroptions;
             $diroptions[$row_diroptions['path']]['htpasswds'] = array();
         }
     }
     $result_stmt = Database::query("\n\t\t\tSELECT `htpw`.*, `c`.`guid`, `c`.`documentroot` AS `customerroot`\n\t\t\tFROM `" . TABLE_PANEL_HTPASSWDS . "` `htpw`\n\t\t\tLEFT JOIN `" . TABLE_PANEL_CUSTOMERS . "` `c` USING (`customerid`)\n\t\t\tORDER BY `htpw`.`path`, `htpw`.`username`\n\t\t");
     while ($row_htpasswds = $result_stmt->fetch(PDO::FETCH_ASSOC)) {
         if ($row_htpasswds['customerid'] != 0 && isset($row_htpasswds['customerroot']) && $row_htpasswds['customerroot'] != '') {
             if (!isset($diroptions[$row_htpasswds['path']]) || !is_array($diroptions[$row_htpasswds['path']])) {
                 $diroptions[$row_htpasswds['path']] = array();
             }
             $diroptions[$row_htpasswds['path']]['path'] = $row_htpasswds['path'];
             $diroptions[$row_htpasswds['path']]['guid'] = $row_htpasswds['guid'];
             $diroptions[$row_htpasswds['path']]['customerroot'] = $row_htpasswds['customerroot'];
             $diroptions[$row_htpasswds['path']]['customerid'] = $row_htpasswds['customerid'];
             $diroptions[$row_htpasswds['path']]['htpasswds'][] = $row_htpasswds;
         }
     }
     foreach ($diroptions as $row_diroptions) {
         $row_diroptions['path'] = makeCorrectDir($row_diroptions['path']);
         mkDirWithCorrectOwnership($row_diroptions['customerroot'], $row_diroptions['path'], $row_diroptions['guid'], $row_diroptions['guid']);
         $diroptions_filename = makeCorrectFile(Settings::Get('system.apacheconf_diroptions') . '/40_froxlor_diroption_' . md5($row_diroptions['path']) . '.conf');
         if (!isset($this->diroptions_data[$diroptions_filename])) {
             $this->diroptions_data[$diroptions_filename] = '';
         }
         if (is_dir($row_diroptions['path'])) {
             $cperlenabled = customerHasPerlEnabled($row_diroptions['customerid']);
             $this->diroptions_data[$diroptions_filename] .= '<Directory "' . $row_diroptions['path'] . '">' . "\n";
             if (isset($row_diroptions['options_indexes']) && $row_diroptions['options_indexes'] == '1') {
                 $this->diroptions_data[$diroptions_filename] .= '  Options +Indexes';
                 // add perl options if enabled
                 if ($cperlenabled && isset($row_diroptions['options_cgi']) && $row_diroptions['options_cgi'] == '1') {
                     $this->diroptions_data[$diroptions_filename] .= ' +ExecCGI -MultiViews +SymLinksIfOwnerMatch +FollowSymLinks' . "\n";
                 } else {
                     $this->diroptions_data[$diroptions_filename] .= "\n";
                 }
                 fwrite($this->debugHandler, '  cron_tasks: Task3 - Setting Options +Indexes' . "\n");
             }
             if (isset($row_diroptions['options_indexes']) && $row_diroptions['options_indexes'] == '0') {
                 $this->diroptions_data[$diroptions_filename] .= '  Options -Indexes';
                 // add perl options if enabled
                 if ($cperlenabled && isset($row_diroptions['options_cgi']) && $row_diroptions['options_cgi'] == '1') {
                     $this->diroptions_data[$diroptions_filename] .= ' +ExecCGI -MultiViews +SymLinksIfOwnerMatch +FollowSymLinks' . "\n";
                 } else {
                     $this->diroptions_data[$diroptions_filename] .= "\n";
                 }
                 fwrite($this->debugHandler, '  cron_tasks: Task3 - Setting Options -Indexes' . "\n");
             }
             $statusCodes = array('404', '403', '500');
             foreach ($statusCodes as $statusCode) {
                 if (isset($row_diroptions['error' . $statusCode . 'path']) && $row_diroptions['error' . $statusCode . 'path'] != '') {
                     $defhandler = $row_diroptions['error' . $statusCode . 'path'];
                     if (!validateUrl($defhandler)) {
                         if (substr($defhandler, 0, 1) != '"' && substr($defhandler, -1, 1) != '"') {
                             $defhandler = '"' . makeCorrectFile($defhandler) . '"';
                         }
                     }
                     $this->diroptions_data[$diroptions_filename] .= '  ErrorDocument ' . $statusCode . ' ' . $defhandler . "\n";
                 }
             }
             if ($cperlenabled && isset($row_diroptions['options_cgi']) && $row_diroptions['options_cgi'] == '1') {
                 $this->diroptions_data[$diroptions_filename] .= '  AllowOverride None' . "\n";
                 $this->diroptions_data[$diroptions_filename] .= '  AddHandler cgi-script .cgi .pl' . "\n";
                 // >=apache-2.4 enabled?
                 if (Settings::Get('system.apache24') == '1') {
                     $mypath_dir = new frxDirectory($row_diroptions['path']);
                     // only create the require all granted if there is not active directory-protection
                     // for this path, as this would be the first require and therefore grant all access
                     if ($mypath_dir->isUserProtected() == false) {
                         $this->diroptions_data[$diroptions_filename] .= '  Require all granted' . "\n";
                     }
                 } else {
                     $this->diroptions_data[$diroptions_filename] .= '  Order allow,deny' . "\n";
                     $this->diroptions_data[$diroptions_filename] .= '  Allow from all' . "\n";
                 }
                 fwrite($this->debugHandler, '  cron_tasks: Task3 - Enabling perl execution' . "\n");
                 // check for suexec-workaround, #319
                 if ((int) Settings::Get('perl.suexecworkaround') == 1) {
                     // symlink this directory to suexec-safe-path
                     $loginname = getCustomerDetail($row_diroptions['customerid'], 'loginname');
                     $suexecpath = makeCorrectDir(Settings::Get('perl.suexecpath') . '/' . $loginname . '/' . md5($row_diroptions['path']) . '/');
                     if (!file_exists($suexecpath)) {
                         safe_exec('mkdir -p ' . escapeshellarg($suexecpath));
                         safe_exec('chown -R ' . escapeshellarg($row_diroptions['guid']) . ':' . escapeshellarg($row_diroptions['guid']) . ' ' . escapeshellarg($suexecpath));
                     }
                     // symlink to {$givenpath}/cgi-bin
                     // NOTE: symlinks are FILES, so do not append a / here
                     $perlsymlink = makeCorrectFile($row_diroptions['path'] . '/cgi-bin');
                     if (!file_exists($perlsymlink)) {
                         safe_exec('ln -s ' . escapeshellarg($suexecpath) . ' ' . escapeshellarg($perlsymlink));
                     }
                     safe_exec('chown ' . escapeshellarg($row_diroptions['guid']) . ':' . escapeshellarg($row_diroptions['guid']) . ' ' . escapeshellarg($perlsymlink));
//.........这里部分代码省略.........

<?php
if (isset($_POST['url'])){
    $url = urldecode($_POST['url']);
    //Validate the URL
        if ( validateUrl($url) ){
            //Append http to the url if it's not already there
                if ( substr($url,0,7) != 'http://')
                    $url = 'http://' . $url;
                    
            //Fetch the redirects list
                $redirects = redirects($url);

            //Prepare the list of redirects for display
                $output = "<ul class='redirects'>";

                //Append each redirect to the list
                    $i = 1; //Used to count redirects
                    foreach ( $redirects as $redirect ){
                        $output .=
                            "<li>" .
                                "<h2>Step " . $i . "</h2>" .
                                "<div class='location'>" . $redirect['location'] . "<a href='" . $redirect['location'] . "' rel='nofollow' target='_blank' title='Visit this link'><img class='externallink' src='external-link.gif'/></a></div>" .
                                "<div class='response'>" . $redirect['response'] . "</div>" .
                                "<div class='floatfix'></div>" .
                            "</li>";
                        $i++;
                    }

                $output .= "</ul>";
                $output .= "<p class='subtle'>This is the path web browsers and search engine crawlers follow to get to the page. The response code tells search engines where the content went. Beware of URL's that lead to nowhere and make sure permanently redirected content uses the 301 Moved Permanently response code so that search engines know which URL to index.</p>";
        }

    var_dump($isValidUrl());
    var_dump($isValidUrl->isValid());
    echo '</pre>';
}
$url = 'http://google.com';
validateUrl($url);
// true
$url = 'http:/google.com';
validateUrl($url);
// false
$url = 'www.google.com';
validateUrl($url);
// false
$url = 'http://192.168.2.0';
validateUrl($url);
// true
$url = 'http://mail.google.com';
validateUrl($url);
// true
$url = 'http://www.google.com';
validateUrl($url);
// true
$url = 'http://www';
validateUrl($url);
// true
$url = 'http://www.com';
validateUrl($url);
// true
$url = 'http://www.türsteher.de';
validateUrl($url);