friendica/library/Text_Highlighter/Text/Highlighter/Renderer/Console.php
2016-06-16 11:38:12 +02:00

208 lines
4.9 KiB
PHP

<?php
/* vim: set expandtab tabstop=4 shiftwidth=4 softtabstop=4: */
/**
* Console renderer
*
* PHP versions 4 and 5
*
* 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 Andrey Demenev <demenev@gmail.com>
* @copyright 2004-2006 Andrey Demenev
* @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';
define ('HL_CONSOLE_DEFCOLOR', "\033[0m");
/**
* Console renderer
*
* Suitable for displaying text on color-capable terminals, directly
* or trough less -r
*
* Elements of $options argument of constructor (each being optional):
*
* - 'numbers' - whether to add line numbers
* - 'tabsize' - Tab size
* - 'colors' - additional colors
*
* @author Andrey Demenev <demenev@gmail.com>
* @category Text
* @package Text_Highlighter
* @copyright 2004-2006 Andrey Demenev
* @license http://www.php.net/license/3_0.txt PHP License
* @version Release: @package_version@
* @link http://pear.php.net/package/Text_Highlighter
*/
class Text_Highlighter_Renderer_Console extends Text_Highlighter_Renderer
{
/**#@+
* @access private
*/
/**
* class of last outputted text chunk
*
* @var string
*/
var $_lastClass;
/**
* Line numbering
*
* @var boolean
*/
var $_numbers = false;
/**
* Tab size
*
* @var integer
*/
var $_tabsize = 4;
/**
* Highlighted code
*
* @var string
*/
var $_output = '';
/**#@-*/
var $_colors = array();
var $_defColors = array(
'default' => "\033[0m",
'inlinetags' => "\033[31m",
'brackets' => "\033[36m",
'quotes' => "\033[34m",
'inlinedoc' => "\033[34m",
'var' => "\033[1m",
'types' => "\033[32m",
'number' => "\033[32m",
'string' => "\033[31m",
'reserved' => "\033[35m",
'comment' => "\033[33m",
'mlcomment' => "\033[33m",
);
function preprocess($str)
{
// normalize whitespace and tabs
$str = str_replace("\r\n","\n", $str);
$str = str_replace("\t",str_repeat(' ', $this->_tabsize), $str);
return rtrim($str);
}
/**
* Resets renderer state
*
* @access protected
*
*
* Descendents of Text_Highlighter call this method from the constructor,
* passing $options they get as parameter.
*/
function reset()
{
$this->_lastClass = '';
if (isset($this->_options['numbers'])) {
$this->_numbers = (bool)$this->_options['numbers'];
} else {
$this->_numbers = false;
}
if (isset($this->_options['tabsize'])) {
$this->_tabsize = $this->_options['tabsize'];
} else {
$this->_tabsize = 4;
}
if (isset($this->_options['colors'])) {
$this->_colors = array_merge($this->_defColors, $this->_options['colors']);
} else {
$this->_colors = $this->_defColors;
}
$this->_output = '';
}
/**
* Accepts next token
*
* @access public
*
* @param string $class Token class
* @param string $content Token content
*/
function acceptToken($class, $content)
{
if (isset($this->_colors[$class])) {
$color = $this->_colors[$class];
} else {
$color = $this->_colors['default'];
}
if ($this->_lastClass != $class) {
$this->_output .= $color;
}
$content = str_replace("\n", $this->_colors['default'] . "\n" . $color, $content);
$content .= $this->_colors['default'];
$this->_output .= $content;
}
/**
* Signals that no more tokens are available
*
* @access public
*
*/
function finalize()
{
if ($this->_numbers) {
$nlines = substr_count($this->_output, "\n") + 1;
$len = strlen($nlines);
$i = 1;
$this->_output = preg_replace('~^~em', '" " . str_pad($i++, $len, " ", STR_PAD_LEFT) . ": "', $this->_output);
}
$this->_output .= HL_CONSOLE_DEFCOLOR . "\n";
}
/**
* Get generated output
*
* @return string Highlighted code
* @access public
*
*/
function getOutput()
{
return $this->_output;
}
}
/*
* Local variables:
* tab-width: 4
* c-basic-offset: 4
* c-hanging-comment-ender-p: nil
* End:
*/
?>