\s])"; const SHREF_TARGET_LAST = "[\w/=](?!?%s)", self::BOLDITALIC_TOKEN), array("(?P!?%s)" , self::BOLD_TOKEN), array("(?P!?%s)" , self::ITALIC_TOKEN), array("(?P!?%s)" , self::UNDERLINE_TOKEN), array("(?P!?%s)" , self::STRIKE_TOKEN), array("(?P!?%s)" , self::SUBSCRIPT_TOKEN), array("(?P!?%s)" , self::SUPERSCRIPT_TOKEN), array("(?P!?%s(?P.*?)%s)" , self::STARTBLOCK_TOKEN, self::ENDBLOCK_TOKEN), array("(?P!?%s(?P.*?)%s)", self::INLINE_TOKEN, self::INLINE_TOKEN), ); static $post_rules = array( # WikiPageName array("(?P!?(?!?\[\w%s(?:\w%s)+(?:\w%s(?:\w%s)*[\w/]%s)+(?:@\d+)?(?:#%s)?(?=:(?:\Z|\s)|[^:a-zA-Z]|\s|\Z)\s+(?:%s|[^\]]+)\])", self::UPPER, self::LOWER, self::UPPER, self::LOWER, self::LOWER, self::XML_NAME, self::QUOTED_STRING), # [21450] changeset "(?P!?\[(?:(?:[a-zA-Z]+)?\d+|[a-fA-F0-9]+)\])", # #ticket "(?P!?#(?:(?:[a-zA-Z]+)?\d+|[a-fA-F0-9]+))", # {report} "(?P!?\{([^}]*)\})", # e-mails array("(?P!?%s)" , self::EMAIL_LOOKALIKE_PATTERN), # > ... "(?P^(?P>(?: *>)*))", # &, < and > to &, < and > "(?P[&<>])", # wiki:TracLinks array( "(?P!?((?P%s):(?P%s|%s(?:%s*%s)?)))", self::LINK_SCHEME, self::QUOTED_STRING, self::SHREF_TARGET_FIRST, self::SHREF_TARGET_MIDDLE, self::SHREF_TARGET_LAST), # [wiki:TracLinks with optional label] or [/relative label] array( "(?P!?\[(?:(?P%s)|(?P%s):(?P%s|[^\]\s]*))(?:\s+(?P%s|[^\]]+))?\])", self::LHREF_RELATIVE_TARGET, self::LINK_SCHEME, self::QUOTED_STRING, self::QUOTED_STRING), # [[macro]] call "(?P!?\[\[(?P[\w/+-]+)(\]\]|\((?P.*?)\)\]\]))", # == heading == #hanchor array( "(?P^\s*(?P=+)\s.*\s(?P=hdepth)\s*(?P#%s)?(?:\s|$))", self::XML_NAME), # * list "(?P^(?P\s+)(?:[-*]|\d+\.|[a-zA-Z]\.|[ivxIVX]{1,5}\.) )", # definition:: array( "(?P^\s+((?:%s[^%s]*%s|%s(?:%s{,2}[^%s])*?%s|[^%s%s:]+|:[^:]+)+::)(?:\s+|$))", self::INLINE_TOKEN, self::INLINE_TOKEN, self::INLINE_TOKEN, self::STARTBLOCK_TOKEN, '}', '}', self::ENDBLOCK_TOKEN, self::INLINE_TOKEN, '{'), # (leading space) "(?P^(?P\s+)(?=\S))", # || table || "(?P\|\|\s*$)", "(?P\|\|)", ); function get_rules() { $this->prepare_rules(); return $this->compiled_rules; } private function _build_rule(&$rules, $rule_def) { foreach ($rule_def as $rule) { if (is_array($rule)) { $fmt = array_shift($rule); $rule = vsprintf($fmt, $rule); } $rules[] = $rule; } } var $compiled_rules = null; function prepare_rules() { if ($this->compiled_rules) { return $this->compiled_rules; } $helpers = array(); $syntax = array(); $this->_build_rule($syntax, self::$pre_rules); $this->_build_rule($syntax, self::$post_rules); foreach ($syntax as $rule) { if (preg_match_all("/\?P<([a-z\d_]+)>/", $rule, $matches)) { $helpers[] = $matches[1][0]; } } $this->helper_patterns = $helpers; /* now compose it into a big regex */ $this->compiled_rules = "/" . str_replace("/", "\\/", join('|', $syntax)) . "/u"; } }