Many changes. Installer with PostgreSQL is broken badly and will be for some time.
+ − <?php
+ −
+ − /**
+ − *
+ − * Parse for block-quoted text.
+ − *
+ − * @category Text
+ − *
+ − * @package Text_Wiki
+ − *
+ − * @author Paul M. Jones <pmjones@php.net>
+ − *
+ − * @license LGPL
+ − *
+ − * @version $Id: Blockquote.php,v 1.3 2005/02/23 17:38:29 pmjones Exp $
+ − *
+ − */
+ −
+ − /**
+ − *
+ − * Parse for block-quoted text.
+ − *
+ − * Find source text marked as a blockquote, identified by any number of
+ − * greater-than signs '>' at the start of the line, followed by a space,
+ − * and then the quote text; each '>' indicates an additional level of
+ − * quoting.
+ − *
+ − * @category Text
+ − *
+ − * @package Text_Wiki
+ − *
+ − * @author Paul M. Jones <pmjones@php.net>
+ − *
+ − */
+ −
+ − class Text_Wiki_Parse_Blockquote extends Text_Wiki_Parse {
+ −
+ −
+ − /**
+ − *
+ − * Regex for parsing the source text.
+ − *
+ − * @access public
+ − *
+ − * @var string
+ − *
+ − * @see parse()
+ − *
+ − */
+ −
+ − var $regex = '/\n((\>).*\n)(?!(\>))/Us';
+ −
+ −
+ − /**
+ − *
+ − * Generates a replacement for the matched text.
+ − *
+ − * Token options are:
+ − *
+ − * 'type' =>
+ − * 'start' : the start of a blockquote
+ − * 'end' : the end of a blockquote
+ − *
+ − * 'level' => the indent level (0 for the first level, 1 for the
+ − * second, etc)
+ − *
+ − * @access public
+ − *
+ − * @param array &$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 to parse()
+ − $return = '';
+ −
+ − // the list of post-processing matches
+ − $list = array();
+ −
+ − // $matches[1] is the text matched as a list set by parse();
+ − // create an array called $list that contains a new set of
+ − // matches for the various list-item elements.
+ − preg_match_all(
+ − '=^(\>+) (.*\n)=Ums',
+ − $matches[1],
+ − $list,
+ − PREG_SET_ORDER
+ − );
+ −
+ − // a stack of starts and ends; we keep this so that we know what
+ − // indent level we're at.
+ − $stack = array();
+ −
+ − // loop through each list-item element.
+ − foreach ($list as $key => $val) {
+ −
+ − // $val[0] is the full matched list-item line
+ − // $val[1] is the number of initial '>' chars (indent level)
+ − // $val[2] is the quote text
+ −
+ − // we number levels starting at 1, not zero
+ − $level = strlen($val[1]);
+ −
+ − // get the text of the line
+ − $text = $val[2];
+ −
+ − // add a level to the list?
+ − while ($level > count($stack)) {
+ −
+ − // the current indent level is greater than the number
+ − // of stack elements, so we must be starting a new
+ − // level. push the new level onto the stack with a
+ − // dummy value (boolean true)...
+ − array_push($stack, true);
+ −
+ − $return .= "\n";
+ −
+ − // ...and add a start token to the return.
+ − $return .= $this->wiki->addToken(
+ − $this->rule,
+ − array(
+ − 'type' => 'start',
+ − 'level' => $level - 1
+ − )
+ − );
+ −
+ − $return .= "\n\n";
+ − }
+ −
+ − // remove a level?
+ − while (count($stack) > $level) {
+ −
+ − // as long as the stack count is greater than the
+ − // current indent level, we need to end list types.
+ − // continue adding end-list tokens until the stack count
+ − // and the indent level are the same.
+ − array_pop($stack);
+ −
+ − $return .= "\n\n";
+ −
+ − $return .= $this->wiki->addToken(
+ − $this->rule,
+ − array (
+ − 'type' => 'end',
+ − 'level' => count($stack)
+ − )
+ − );
+ −
+ − $return .= "\n";
+ − }
+ −
+ − // add the line text.
+ − $return .= $text;
+ − }
+ −
+ − // the last line may have been indented. go through the stack
+ − // and create end-tokens until the stack is empty.
+ − $return .= "\n";
+ −
+ − while (count($stack) > 0) {
+ − array_pop($stack);
+ − $return .= $this->wiki->addToken(
+ − $this->rule,
+ − array (
+ − 'type' => 'end',
+ − 'level' => count($stack)
+ − )
+ − );
+ − }
+ −
+ − // we're done! send back the replacement text.
+ − return "\n$return\n\n";
+ − }
+ − }
+ − ?>