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<?php
/**
* This file implements the Wacko plugin for b2evolution
*
* Wacko style formatting
*
* b2evolution - {@link http://b2evolution.net/}
* Released under GNU GPL License - {@link http://b2evolution.net/about/license.html}
* @copyright (c)2003-2005 by Francois PLANQUE - {@link http://fplanque.net/}
*
* @package plugins
* @ignore
*/
if( !defined('DB_USER') ) die( 'Please, do not access this page directly.' );
/**
* Includes:
*/
require_once dirname(__FILE__).'/../renderer.class.php';
/**
* @package plugins
*/
class wacko_Rendererplugin extends RendererPlugin
{
var $code = 'b2evWcko';
var $name = 'Wacko formatting';
var $priority = 30;
var $apply_when = 'opt-in';
var $apply_to_html = true;
var $apply_to_xml = false; // Leave the markup
var $short_desc;
var $long_desc;
/**
* GreyMatter formatting search array
*
* @access private
*/
var $search = array(
'#( ^ | \s ) ====== (.+?) ====== #x',
'#( ^ | \s ) ===== (.+?) ===== #x',
'#( ^ | \s ) ==== (.+?) ==== #x',
'#( ^ | \s ) === (.+?) === #x',
'#( ^ | \s ) == (.+?) == #x',
'#^ \s* --- \s* $#xm', // multiline start/stop checking
'/ %%%
( \s*? \n )? # Eat optional blank line after %%%
(.+?)
( \n \s*? )? # Eat optional blank line before %%%
%%%
/sxe' // %%%escaped codeblock%%%
);
/**
* HTML replace array
*
* @access private
*/
var $replace = array(
'$1<h6>$2</h6>',
'$1<h5>$2</h5>',
'$1<h4>$2</h4>',
'$1<h3>$2</h3>',
'$1<h2>$2</h2>',
'<hr />',
'\'<div class="codeblock"><pre><code>\'.
htmlspecialchars(stripslashes(\'$2\'),ENT_NOQUOTES).
\'</code></pre></div>\''
);
/**
* Constructor
*
* {@internal gmcode_Rendererplugin::gmcode_Rendererplugin(-)}}
*/
function wacko_Rendererplugin()
{
$this->short_desc = T_('Wacko style formatting');
$this->long_desc = T_('== h2 ==
=== h3 ===
==== h4 ====
===== h5 =====
====== h6 ======');
}
/**
* Perform rendering
*
* {@internal gmcode_Rendererplugin::render(-)}}
*
* @param string content to render (by reference) / rendered content
* @param string Output format, see {@link format_to_output()}
* @return boolean true if we can render something for the required output format
*/
function render( & $content, $format )
{
if( ! parent::render( $content, $format ) )
{ // We cannot render the required format
return false;
}
$content = preg_replace( $this->search, $this->replace, $content );
// Find bullet lists
$lines = explode( "\n", $content );
$lists = array();
$current_depth = 0;
$content = '';
foreach( $lines as $line )
{
if( ! preg_match( '#^ /s $#xm', $line ) )
{ // If not blank line
$matches = array();
if( preg_match( '#^(( )+)\*(.*)$#m', $line, $matches ) )
{ // We have a list item
$req_depth = strlen( $matches[1] ) / 2;
while( $current_depth < $req_depth )
{ // We must indent
$content .= "<ul>\n";
array_push( $lists, 'ul' );
$current_depth++;
}
while( $current_depth > $req_depth )
{ // We must close lists
$content .= '</'.array_pop( $lists ).">\n";
$current_depth--;
}
$content .= $matches[1].'<li>'.$matches[3]."</li>\n";
continue;
}
if( preg_match( '#^(( )+)([0-9]+)(.*)$#m', $line, $matches ) )
{ // We have an ordered list item
$req_depth = strlen( $matches[1] ) / 2;
while( $current_depth < $req_depth )
{ // We must indent
$content .= '<ol start="'.$matches[3].'">'."\n";
array_push( $lists, 'ol' );
$current_depth++;
}
while( $current_depth > $req_depth )
{ // We must close lists
$content .= '</'.array_pop( $lists ).">\n";
$current_depth--;
}
$content .= $matches[1].'<li>'.$matches[4]."</li>\n";
continue;
}
// Normal line.
if( $current_depth )
{ // We must go back to 0
$content .= '</'.implode( ">\n</", $lists ).">\n";
$lists = array();
$current_depth = 0;
}
$content .= $line."\n";
}
}
if( $current_depth )
{ // We must go back to 0
$content .= '</'.implode( ">\n</", $lists ).">\n";
}
return true;
}
}
// Register the plugin:
$this->register( new wacko_Rendererplugin() );
?>
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