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<?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: Console.php,v 1.1 2007/06/03 02:37:08 ssttoo Exp $

 * @link       http://pear.php.net/package/Text_Highlighter

 */

/**

 * @ignore

 */

require_once dirname(__FILE__).'/../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: 0.7.0

 * @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:

 */

?>