value * * @link http://www.sitemaps.org/protocol.php Sitemaps XML format * * @see Zend\Uri\Uri */ class Loc extends AbstractValidator { /** * Validation key for not valid * */ const NOT_VALID = 'sitemapLocNotValid'; const INVALID = 'sitemapLocInvalid'; /** * Validation failure message template definitions * * @var array */ protected $messageTemplates = [ self::NOT_VALID => "The input is not a valid sitemap location", self::INVALID => "Invalid type given. String expected", ]; /** * Validates if a string is valid as a sitemap location * * @link http://www.sitemaps.org/protocol.php#locdef * * @param string $value value to validate * @return bool */ public function isValid($value) { if (! is_string($value)) { $this->error(self::INVALID); return false; } $this->setValue($value); $uri = Uri\UriFactory::factory($value); if (! $uri->isValid()) { $this->error(self::NOT_VALID); return false; } return true; } }