Habari\HTMLTokenizer::parse_attributes PHP Метод

    private function parse_attributes()
    {
        $attr = array();
        $name = '';
        $this->skip_whitespace();
        // read attribute name
        while ($name = $this->up_to_chr(self::$CHR_ATTRNAME_END . self::$CHR_TAG_END . self::$CHR_WHITESPACE)) {
            $name = strtolower(rtrim($name, self::$CHR_TAG_END_TRIM));
            // skip any whitespace
            $this->skip_whitespace();
            // first non-ws char
            $char = $this->get();
            if ($char == '=') {
                // attribute value follows
                $this->skip_whitespace();
                $char = $this->get();
                if ($char == '"') {
                    // double-quoted
                    $value = $this->up_to_str('"');
                    $this->inc();
                } elseif ($char == '\'') {
                    // single-quoted
                    $value = $this->up_to_str('\'');
                    $this->inc();
                } else {
                    // bad, bad, bad
                    $this->dec();
                    $value = $this->up_to_chr(self::$CHR_WHITESPACE . '>');
                }
            } elseif ($char !== null) {
                // TODO HTMLParser should handle #IMPLIED attrs
                $value = null;
                $this->dec();
            } else {
                // default
                $value = null;
            }
            // store that attribute only if it's not empty
            if ($name) {
                $attr[$name] = $value;
            }
            $this->skip_whitespace();
        }
        return $attr;
    }