Collaboration diagram for ilWhiteListUrlValidator:

Public Member Functions
	__construct (string $url, array $whitelist)
	ilWhiteListUrlValidator constructor. More...

	isValid ()

Protected Attributes
string	$url = ''

array	$whitelist = []

Private Member Functions
	isValidDomain (string $domain)

Detailed Description

Class ilWhiteListUrlValidator.

Author: Michael Jansen mjans.nosp@m.en@d.nosp@m.ataba.nosp@m.y.de

Definition at line 23 of file class.ilWhiteListUrlValidator.php.

Constructor & Destructor Documentation

◆ __construct()

ilWhiteListUrlValidator::__construct	(	string	$url,
		array	$whitelist
	)

ilWhiteListUrlValidator constructor.

Parameters

string	$url
	string[]	$whitelist

Definition at line 34 of file class.ilWhiteListUrlValidator.php.

References $url, and $whitelist.

     {
         $this->url = $url;
         $this->whitelist = array_filter(array_map(static function (string $domain) {
             return trim($domain); // Used for trimming and type validation (strict primitive type hint)
         }, $whitelist));
     }

Member Function Documentation

◆ isValid()

ilWhiteListUrlValidator::isValid ( )

Definition at line 65 of file class.ilWhiteListUrlValidator.php.

References isValidDomain().

                              : bool
     {
         $redirectDomain = parse_url($this->url, PHP_URL_HOST);
         if (null === $redirectDomain) {
             return false;
         }
 
         return $this->isValidDomain($redirectDomain);
     }

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◆ isValidDomain()

ilWhiteListUrlValidator::isValidDomain ( string $domain )

private

Definition at line 42 of file class.ilWhiteListUrlValidator.php.

Referenced by isValid().

                                                   : bool
     {
         foreach ($this->whitelist as $validDomain) {
             if ($domain === $validDomain) {
                 return true;
             }
 
             $firstChar = $validDomain[0];
             if ('.' !== $firstChar) {
                 $validDomain = '.' . $validDomain;
             }
 
             if ((strlen($domain) > strlen($validDomain)) && substr(
                 $domain,
                 (0 - strlen($validDomain))
             ) === $validDomain) {
                 return true;
             }
         }
 
         return false;
     }

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Field Documentation

◆ $url

string ilWhiteListUrlValidator::$url = ''

protected

Definition at line 25 of file class.ilWhiteListUrlValidator.php.

Referenced by __construct().

◆ $whitelist

array ilWhiteListUrlValidator::$whitelist = []

protected

Definition at line 27 of file class.ilWhiteListUrlValidator.php.