diff -r f0431eb8161e -r 98c052fc3337 includes/wikiengine/Parse/Mediawiki/Deflist.php --- a/includes/wikiengine/Parse/Mediawiki/Deflist.php Sun Jun 21 00:16:21 2009 -0400 +++ /dev/null Thu Jan 01 00:00:00 1970 +0000 @@ -1,277 +0,0 @@ - -* @author Paul M. Jones -* @author Moritz Venn -* @license LGPL -* @version $Id: Deflist.php,v 1.1 2006/03/29 18:41:43 ritzmo Exp $ -* -*/ - -/** -* -* Parses for definition lists. -* -* This class implements a Text_Wiki_Parse to find source text marked as a -* definition list. -* If a line starts with ';' or ':' it is considered a part of a definition -* list. ';' indicates the term to be defined and ':' indicates its definition. -* As in Mediawiki we also allow definition lists to only consist of one -* item-type. -* -* @category Text -* @package Text_Wiki -* -* @author Justin Patrin -* @author Paul M. Jones -* @author Moritz Venn -* -*/ - -class Text_Wiki_Parse_Deflist extends Text_Wiki_Parse { - - - /** - * - * The regular expression used to parse the source text and find - * matches conforming to this rule. Used by the parse() method. - * - * @access public - * - * @var string - * - * @see parse() - * - */ - - var $regex = '/\n((?:\;|\:)+.*?\n(?!(?:\;|\:)+))/s'; - - /** - * - * Generates a replacement for the matched text. Token options are: - * - * 'type' => - * 'list_start' : the start of a definition list - * 'list_end' : the end of a definition list - * 'term_start' : the start of a definition term - * 'term_end' : the end of a definition term - * 'narr_start' : the start of definition narrative - * 'narr_end' : the end of definition narrative - * 'unknown' : unknown type of definition portion - * - * 'level' => the indent level (0 for the first level, 1 for the - * second, etc) - * - * 'count' => the list item number at this level. not needed for - * xhtml, but very useful for PDF and RTF. - * - * @access public - * - * @param array &$matches The array of matches from parse(). - * - * @return A series of text and delimited tokens marking the different - * list text and list elements. - * - */ - function process(&$matches) - { - // the replacement text we will return - $return = ''; - - // the list of post-processing matches - $list = array(); - - // a stack of list-start and list-end types; we keep this - // so that we know what kind of list we're working with - // (bullet or number) and what indent level we're at. - $stack = array(); - - // the item count is the number of list items for any - // given list-type on the stack - $itemcount = array(); - - // have we processed the very first list item? - $pastFirst = false; - - // populate $list with this set of matches. $matches[1] is the - // text matched as a list set by parse(). - preg_match_all( - '/^((;|:)+)(.*?)$/ms', - $matches[1], - $list, - PREG_SET_ORDER - ); - - // loop through each list-item element. - foreach ($list as $key => $val) { - // $val[0] is the full matched list-item line - // $val[1] is the type (* or #) - // $val[2] is the level (number) - // $val[3] is the list item text - - // how many levels are we indented? (1 means the "root" - // list level, no indenting.) - $level = strlen($val[1]); - - // get the list item type - if ($val[2] == ';') { - $type = 'term'; - } elseif ($val[2] == ':') { - $type = 'narr'; - } else { - $type = 'unknown'; - } - - // get the text of the list item - $text = $val[3]; - - // add a level to the list? - if ($level > count($stack)) { - - // the current indent level is greater than the - // number of stack elements, so we must be starting - // a new list. push the new list type onto the - // stack... - array_push($stack, $type); - - // The new list has to be opened in an item (use current type) - if ($level > 1) { - $return .= $this->wiki->addToken( - $this->rule, - array( - 'type' => $type . '_start', - 'level' => $level - 1 - ) - ); - } - // ...and add a list-start token to the return. - $return .= $this->wiki->addToken( - $this->rule, - array( - 'type' => 'list_start', - 'level' => $level - 1 - ) - ); - } - - // remove a level from the list? - while (count($stack) > $level) { - // so we don't keep counting the stack, we set up a temp - // var for the count. -1 becuase we're going to pop the - // stack in the next command. $tmp will then equal the - // current level of indent. - $tmp = count($stack) - 1; - - // as long as the stack count is greater than the - // current indent level, we need to end list types. - // continue adding end-list tokens until the stack count - // and the indent level are the same. - $return .= $this->wiki->addToken( - $this->rule, - array ( - 'type' => 'list_end', - 'level' => $tmp - ) - ); - - array_pop($stack); - - // reset to the current (previous) list type so that - // the new list item matches the proper list type. - $type = $stack[$tmp - 1]; - - // Close the previously opened List item - $return .= $this->wiki->addToken( - $this->rule, - array ( - 'type' => $type . '_end', - 'level' => $tmp - ) - ); - - // reset the item count for the popped indent level - unset($itemcount[$tmp + 1]); - } - - // add to the item count for this list (taking into account - // which level we are at). - if (! isset($itemcount[$level])) { - // first count - $itemcount[$level] = 0; - } else { - // increment count - $itemcount[$level]++; - } - - // is this the very first item in the list? - if (! $pastFirst) { - $first = true; - $pastFirst = true; - } else { - $first = false; - } - - // create a list-item starting token. - $start = $this->wiki->addToken( - $this->rule, - array( - 'type' => $type . '_start', - 'level' => $level, - 'count' => $itemcount[$level], - 'first' => $first - ) - ); - - // create a list-item ending token. - $end = $this->wiki->addToken( - $this->rule, - array( - 'type' => $type . '_end', - 'level' => $level, - 'count' => $itemcount[$level] - ) - ); - - // add the starting token, list-item text, and ending token - // to the return. - $return .= $start . $text . $end; - } - - // the last list-item may have been indented. go through the - // list-type stack and create end-list tokens until the stack - // is empty. - $level = count($stack); - while ($level > 0) { - array_pop($stack); - $return .= $this->wiki->addToken( - $this->rule, - array ( - 'type' => 'list_end', - 'level' => $level - 1 - ) - ); - - // if we are higher than level 1 we need to close fake items - if ($level > 1) { - $return .= $this->wiki->addToken( - $this->rule, - array ( - 'type' => $stack[$level - 2] . '_end', - 'level' => $level - 2 - ) - ); - } - $level = count($stack); - } - - // we're done! send back the replacement text. - return "\n" . $return . "\n\n"; - } -} -?>