* @version 2016-11-08
*/
if(!defined('DOKU_INC')) define('DOKU_INC',realpath(dirname(__FILE__).'/../../../').'/');
if(!defined('DOKU_PLUGIN')) define('DOKU_PLUGIN',DOKU_INC.'lib/plugins/');
if(!defined('IMAGE_PATH')) define('IMAGE_PATH',DOKU_BASE.'lib/plugins/chessdiagram/images/');
require_once(DOKU_PLUGIN.'syntax.php');
/**
* All DokuWiki plugins to extend the parser/rendering mechanism
* need to inherit from this class
*/
class syntax_plugin_chessdiagram extends DokuWiki_Syntax_Plugin {
/**
* function constructor
*/
function syntax_plugin_chessdiagram(){
// enable direct access to language strings
$this->setupLocale();
}
/**
* return some info
*/
function getInfo(){
return array(
'author' => 'Michael Arlt',
'email' => 'michael.arlt@sk-schwanstetten.de',
'date' => '2016-11-08',
'name' => 'Chessdiagram Plugin',
'desc' => $lang['desc'],
'url' => 'http://wiki.splitbrain.org/plugin:chessdiagram'
);
}
/**
* What kind of syntax are we?
*/
function getType(){
return 'substition';
}
/**
* Where to sort in?
*/
function getSort(){
return 999;
}
/**
* Connect pattern to lexer
*/
function connectTo($mode) {
$this->Lexer->addSpecialPattern('<'.$this->lang['kwpattern'].'>.+?lang['kwpattern'].'>',$mode,'plugin_chessdiagram');
}
/**
* Handle the match
*/
function handle($match, $state, $pos, Doku_Handler $handler)
{
$match=substr($match,strlen($this->lang['kwpattern'])+2,-(strlen($this->lang['kwpattern'])+3));
foreach (preg_split('/\r\n|\r|\n/',$match) as $line)
{
$line=preg_replace("/#.*/","",trim($line));
if(substr($line,0,1) != "") { $lines.=$line; };
}
$pos = strpos($lines,')');
if (preg_match('/[0-9]/',$lines)) {
return strip_tags(strtr(substr($lines,0,$pos),$this->lang['kwoptions'],'TBLRdl').substr($lines,$pos));
} else
{
return strip_tags(strtr(substr($lines,0,$pos),$this->lang['kwoptions'],'TBLRdl').strtr(substr($lines,$pos),$this->lang['kwpieces'],'kqrbnpKQRBNP'));
}
}
/**
* Create output
*/
function render($mode, Doku_Renderer $renderer,$data)
{
if($mode == 'xhtml')
{
// for debug: $renderer->doc .= ''.$data.'
';
$renderer->doc .= ''.chessboard_render($data).'
';
return true;
}
return false;
}
}
/*
Copyright (C) 2006 http://www.vyvy.org/
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
This library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with this library; if not, write to the Free Software
Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
Changes:
15-Jun-06: [v1.0] Initial Release
Usage:
To convert a board to XHTML code, simply get the return value from:
chessboard_render($board)
*/
/*================================*/
/* Routines */
/*================================*/
function chessboard_border_filename($border)
{
// $border: T, B, L, R, TL, TR, BL, BR
switch ($border) {
case 'T':
case 'B':
return IMAGE_PATH.'h.png';
case 'L':
case 'R':
return IMAGE_PATH.'v.png';
default:
return IMAGE_PATH.'c.png';
}
}
function chessboard_piece_filename($piece, $square_color)
{
// $piece : KQBNRPkqbnrp-
// $square_color : 0 1
switch ($piece) {
case 'x':
$name = 'xx';
break;
case '-':
$name = '';
break;
default:
$name = strtolower($piece).(ctype_lower($piece)?'d':'l');
break;
}
return IMAGE_PATH.$name.($square_color?'d':'l').'.png';
}
function chessboard_render($content)
{
static $table_constructed = false;
static $table_xhtml;
if (!$table_constructed) {
// Construct the translation table
// Empty and marked squares
$table_xhtml = array('-0' => '
. ')
',
'-1' => '
. ')
',
'x0' => '
. ')
',
'x1' => '
. ')
',
);
// Pieces
$pieces = 'kqbnrp';
for ($i=0; $i<6; $i++) {
$piece = $pieces[$i];
$table_xhtml += array(strtoupper($piece) . '0' => ', 0)
. ')
',
strtoupper($piece) . '1' => ', 1)
. ')
',
$piece . '0' => '
. ')
',
$piece . '1' => '
. ')
',
);
}
// Borders
$table_xhtml += array('T' => '
. ')
',
'B' => '
. ')
',
'L' => '
. ')
',
'R' => '
. ')
',
'TL' => '
. ')
',
'TR' => '
. ')
',
'BL' =>
'
. ')
',
'BR' =>
'
. ')
',
);
$table_constructed = true;
}
preg_match('@^\s*(?:\((.*?)\))?(.*)$@s', $content, $matches);
// Parameter Parsing
//--------------------------------
$params =& $matches[1];
// Number of files: any integer (default: 8)
$file_max = preg_match('@[0-9]+@', $params, $m) ? $m[0] : 8;
// Color of the upper left square: [l]ight (default), or [d]ark
$square_color_first = (strpos($params, 'd') !== false) ? 1 : 0;
// Borders
$border = array('T' => (strpos($params, 'T') !== false),
'B' => (strpos($params, 'B') !== false),
'L' => (strpos($params, 'L') !== false),
'R' => (strpos($params, 'R') !== false));
// Render the board in XHTML syntax
//----------------------------------
$board =& $matches[2];
$xhtml = '';
// Top border
if ($border['T']) {
if ($border['L'])
$xhtml .= $table_xhtml['TL'];
$xhtml .= str_repeat($table_xhtml['T'], $file_max);
if ($border['R'])
$xhtml .= $table_xhtml['TR'];
$file = $file_max;
}
else {
$file = 0;
$square_color = $square_color_first;
$square_color_first = 1 - $square_color_first;
}
// Left border, board, right border
for ($i=0; isset($board[$i]); $i++) {
// Ignore unknown characters
if (strpos('12345678KQBNRPkqbnrp-x', $board[$i]) === false) {
continue;
}
if ($file >= $file_max) {
$xhtml .= '
';
$file = 0;
$square_color = $square_color_first;
$square_color_first = 1 - $square_color_first;
if ($border['L'])
$xhtml .= $table_xhtml['L'];
}
$key = $board[$i].$square_color;
if (strpos('12345678', $board[$i]) !== false) {
// Multiple empty squares
for ($j=0; $j<$board[$i]; $j++) {
$xhtml .= $table_xhtml['-'.$square_color];
$square_color = 1 - $square_color;
}
$file += (int) $board[$i];
}
else {
// $table_xhtml[$key] is defined as we have filtered unknown characters
$xhtml .= $table_xhtml[$key];
$square_color = 1 - $square_color;
$file++;
}
if ($file >= $file_max) {
if ($border['R'])
$xhtml .= $table_xhtml['R'];
}
}
// Bottom border
if ($border['B']) {
$xhtml .= '
';
if ($border['L'])
$xhtml .= $table_xhtml['BL'];
$xhtml .= str_repeat($table_xhtml['B'], $file_max);
if ($border['R'])
$xhtml .= $table_xhtml['BR'];
}
return $xhtml;
}
//Setup VIM: ex: et ts=4 enc=utf-8 :