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<?php |
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|
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abstract class Red_Match { |
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protected $type; |
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|
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public function __construct( $values = '' ) { |
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if ( $values ) { |
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$this->load( $values ); |
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} |
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} |
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|
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public function get_type() { |
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return $this->type; |
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} |
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|
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abstract public function save( array $details, $no_target_url = false ); |
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abstract public function name(); |
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abstract public function get_target_url( $url, $matched_url, Red_Source_Flags $flag, $is_matched ); |
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abstract public function is_match( $url ); |
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abstract public function get_data(); |
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abstract public function load( $values ); |
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|
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public function sanitize_url( $url ) { |
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// No new lines |
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$url = preg_replace( "/[\r\n\t].*?$/s", '', $url ); |
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|
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// Clean control codes |
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$url = preg_replace( '/[^\PC\s]/u', '', $url ); |
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|
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return $url; |
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} |
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|
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protected function get_target_regex_url( $source_url, $target_url, $requested_url, Red_Source_Flags $flags ) { |
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$regex = new Red_Regex( $source_url, $flags->is_ignore_case() ); |
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|
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return $regex->replace( $target_url, $requested_url ); |
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} |
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|
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public static function create( $name, $data = '' ) { |
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$avail = self::available(); |
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if ( isset( $avail[ strtolower( $name ) ] ) ) { |
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$classname = $name . '_match'; |
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|
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if ( ! class_exists( strtolower( $classname ) ) ) { |
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include dirname( __FILE__ ) . '/../matches/' . $avail[ strtolower( $name ) ]; |
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} |
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|
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$class = new $classname( $data ); |
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$class->type = $name; |
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return $class; |
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} |
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|
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return false; |
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} |
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|
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public static function all() { |
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$data = array(); |
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|
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$avail = self::available(); |
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foreach ( $avail as $name => $file ) { |
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$obj = self::create( $name ); |
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$data[ $name ] = $obj->name(); |
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} |
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|
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return $data; |
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} |
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|
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public static function available() { |
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return array( |
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'url' => 'url.php', |
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'referrer' => 'referrer.php', |
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'agent' => 'user-agent.php', |
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'login' => 'login.php', |
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'header' => 'http-header.php', |
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'custom' => 'custom-filter.php', |
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'cookie' => 'cookie.php', |
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'role' => 'user-role.php', |
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'server' => 'server.php', |
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'ip' => 'ip.php', |
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'page' => 'page.php', |
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'language' => 'language.php', |
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); |
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} |
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} |
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|
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trait FromUrl_Match { |
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public $url; |
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|
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private function save_data( array $details, $no_target_url, array $data ) { |
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if ( $no_target_url === false ) { |
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return array_merge( array( |
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'url' => isset( $details['url'] ) ? $this->sanitize_url( $details['url'] ) : '', |
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), $data ); |
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} |
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|
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return $data; |
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} |
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|
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public function get_target_url( $requested_url, $source_url, Red_Source_Flags $flags, $matched ) { |
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$target = $this->get_matched_target( $matched ); |
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|
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if ( $flags->is_regex() && $target ) { |
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return $this->get_target_regex_url( $source_url, $target, $requested_url, $flags ); |
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} |
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|
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return $target; |
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} |
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|
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private function get_matched_target( $matched ) { |
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if ( $matched ) { |
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return $this->url; |
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} |
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|
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return false; |
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} |
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|
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private function load_data( $values ) { |
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$values = unserialize( $values ); |
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|
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if ( isset( $values['url'] ) ) { |
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$this->url = $values['url']; |
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} |
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|
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return $values; |
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} |
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|
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private function get_from_data() { |
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return array( |
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'url' => $this->url, |
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); |
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} |
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} |
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|
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trait FromNotFrom_Match { |
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public $url_from = ''; |
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public $url_notfrom = ''; |
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|
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private function save_data( array $details, $no_target_url, array $data ) { |
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if ( $no_target_url === false ) { |
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return array_merge( array( |
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'url_from' => isset( $details['url_from'] ) ? $this->sanitize_url( $details['url_from'] ) : '', |
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'url_notfrom' => isset( $details['url_notfrom'] ) ? $this->sanitize_url( $details['url_notfrom'] ) : '', |
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), $data ); |
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} |
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|
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return $data; |
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} |
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|
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public function get_target_url( $requested_url, $source_url, Red_Source_Flags $flags, $matched ) { |
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// Action needs a target URL based on whether we matched or not |
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$target = $this->get_matched_target( $matched ); |
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|
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if ( $flags->is_regex() && $target ) { |
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return $this->get_target_regex_url( $source_url, $target, $requested_url, $flags ); |
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} |
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|
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return $target; |
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} |
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|
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private function get_matched_target( $matched ) { |
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if ( $this->url_from !== '' && $matched ) { |
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return $this->url_from; |
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} |
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|
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if ( $this->url_notfrom !== '' && ! $matched ) { |
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return $this->url_notfrom; |
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} |
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|
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return false; |
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} |
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|
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private function load_data( $values ) { |
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$values = @unserialize( $values ); |
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|
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if ( isset( $values['url_from'] ) ) { |
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$this->url_from = $values['url_from']; |
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} |
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|
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if ( isset( $values['url_notfrom'] ) ) { |
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$this->url_notfrom = $values['url_notfrom']; |
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} |
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|
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return $values; |
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} |
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|
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private function get_from_data() { |
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return array( |
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'url_from' => $this->url_from, |
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'url_notfrom' => $this->url_notfrom, |
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); |
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} |
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} |
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|
