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<?php
/* vim: set expandtab tabstop=4 shiftwidth=4 softtabstop=4: */
/**
* BB code renderer.
*
* This BB renderer produces BB code, ready to be pasted in bulletin boards and
* other applications that accept BB code. Based on the HTML renderer by Andrey Demenev.
*
* LICENSE: This source file is subject to version 3.0 of the PHP license
* that is available through the world-wide-web at the following URI:
* http://www.php.net/license/3_0.txt. If you did not receive a copy of
* the PHP License and are unable to obtain it through the web, please
* send a note to license@php.net so we can mail you a copy immediately.
*
* @category Text
* @package Text_Highlighter
* @author Stoyan Stefanov <ssttoo@gmail.com>
* @copyright 2005 Stoyan Stefanov
* @license http://www.php.net/license/3_0.txt PHP License
* @version CVS: $Id$
* @link http://pear.php.net/package/Text_Highlighter
*/
/**
* @ignore
*/
require_once 'Text/Highlighter/Renderer.php';
/**
* BB code renderer, based on Andrey Demenev's HTML renderer.
*
* Elements of $options argument of constructor (each being optional):
*
* - 'numbers' - Line numbering TRUE or FALSE
* - 'tabsize' - Tab size, default is 4
* - 'bb_tags' - An array containing three BB tags, see below
* - 'tag_brackets' - An array that conains opening and closing tags, [ and ]
* - 'colors' - An array with all the colors to be used for highlighting
*
* The default BB tags are:
* - 'color' => 'color'
* - 'list' => 'list'
* - 'list_item' => '*'
*
* The default colors for the highlighter are:
* - 'default' => 'Black',
* - 'code' => 'Gray',
* - 'brackets' => 'Olive',
* - 'comment' => 'Orange',
* - 'mlcomment' => 'Orange',
* - 'quotes' => 'Darkred',
* - 'string' => 'Red',
* - 'identifier' => 'Blue',
* - 'builtin' => 'Teal',
* - 'reserved' => 'Green',
* - 'inlinedoc' => 'Blue',
* - 'var' => 'Darkblue',
* - 'url' => 'Blue',
* - 'special' => 'Navy',
* - 'number' => 'Maroon',
* - 'inlinetags' => 'Blue',
*
*
* @author Stoyan Stefanov <ssttoo@gmail.com>
* @category Text
* @package Text_Highlighter
* @copyright 20045 Stoyan Stefanov
* @license http://www.php.net/license/3_0.txt PHP License
* @version Release: 0.5.0
* @link http://pear.php.net/package/Text_Highlighter
*/
class Text_Highlighter_Renderer_BB extends Text_Highlighter_Renderer_Array
{
/**#@+
* @access private
*/
/**
* Line numbering - will use the specified BB tag for listings
*
* @var boolean
*/
var $_numbers = false;
/**
* BB tags to be used
*
* @var array
*/
var $_bb_tags = array (
'color' => 'color',
'list' => 'list',
'list_item' => '*',
'code' => 'code',
);
/**
* BB brackets - [ and ]
*
* @var array
*/
var $_tag_brackets = array ('start' => '[', 'end' => ']');
/**
* Colors map
*
* @var boolean
*/
var $_colors = array(
'default' => 'Black',
'code' => 'Gray',
'brackets' => 'Olive',
'comment' => 'Orange',
'mlcomment' => 'Orange',
'quotes' => 'Darkred',
'string' => 'Red',
'identifier' => 'Blue',
'builtin' => 'Teal',
'reserved' => 'Green',
'inlinedoc' => 'Blue',
'var' => 'Darkblue',
'url' => 'Blue',
'special' => 'Navy',
'number' => 'Maroon',
'inlinetags' => 'Blue',
);
/**#@-*/
/**
* Resets renderer state
*
* @access protected
*
*
* Descendents of Text_Highlighter call this method from the constructor,
* passing $options they get as parameter.
*/
function reset()
{
parent::reset();
if (isset($this->_options['numbers'])) {
$this->_numbers = $this->_options['numbers'];
}
if (isset($this->_options['bb_tags'])) {
$this->_bb_tags = array_merge($this->_bb_tags, $this->_options['bb_tags']);
}
if (isset($this->_options['tag_brackets'])) {
$this->_tag_brackets = array_merge($this->_tag_brackets, $this->_options['tag_brackets']);
}
if (isset($this->_options['colors'])) {
$this->_colors = array_merge($this->_colors, $this->_options['colors']);
}
}
/**
* Signals that no more tokens are available
*
* @abstract
* @access public
*
*/
function finalize()
{
// get parent's output
parent::finalize();
$output = parent::getOutput();
$bb_output = '';
$color_start = $this->_tag_brackets['start'] . $this->_bb_tags['color'] . '=%s' . $this->_tag_brackets['end'];
$color_end = $this->_tag_brackets['start'] . '/' . $this->_bb_tags['color'] . $this->_tag_brackets['end'];
// loop through each class=>content pair
foreach ($output AS $token) {
if ($this->_enumerated) {
$class = $token[0];
$content = $token[1];
} else {
$key = key($token);
$class = $key;
$content = $token[$key];
}
$iswhitespace = ctype_space($content);
if (!$iswhitespace && !empty($this->_colors[$class])) {
$bb_output .= sprintf($color_start, $this->_colors[$class]);
$bb_output .= $content;
$bb_output .= $color_end;
} else {
$bb_output .= $content;
}
}
if ($this->_numbers) {
$item_tag = $this->_tag_brackets['start'] .
$this->_bb_tags['list_item'] .
$this->_tag_brackets['end'];
$this->_output = $item_tag . str_replace("\n", "\n". $item_tag .' ', $bb_output);
$this->_output = $this->_tag_brackets['start'] .
$this->_bb_tags['list'] .
$this->_tag_brackets['end'] .
$this->_output .
$this->_tag_brackets['start'] .
'/'.
$this->_bb_tags['list'] .
$this->_tag_brackets['end']
;
} else {
$this->_output = $this->_tag_brackets['start'] .
$this->_bb_tags['code'] .
$this->_tag_brackets['end'] .
$bb_output .
$this->_tag_brackets['start'] .
'/' .
$this->_bb_tags['code'] .
$this->_tag_brackets['end'];
}
}
}
/*
* Local variables:
* tab-width: 4
* c-basic-offset: 4
* c-hanging-comment-ender-p: nil
* End:
*/
?>
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