geshi/geshi/php.php

<?php
/*************************************************************************************
 * php.php
 * --------
 * Author: Nigel McNie (nigel@geshi.org)
 * Copyright: (c) 2004 Nigel McNie (http://qbnz.com/highlighter/)
 * Release Version: 1.0.9.0
 * Date Started: 2004/06/20
 *
 * PHP language file for GeSHi.
 *
 * CHANGES
 * -------
 * 2008/05/23 (1.0.7.22)
 *  -  Added description of extra language features (SF#1970248)
 * 2004/11/25 (1.0.3)
 *  -  Added support for multiple object splitters
 *  -  Fixed &new problem
 * 2004/10/27 (1.0.2)
 *  -  Added URL support
 *  -  Added extra constants
 * 2004/08/05 (1.0.1)
 *  -  Added support for symbols
 * 2004/07/14 (1.0.0)
 *  -  First Release
 *
 * TODO (updated 2004/07/14)
 * -------------------------
 * * Make sure the last few function I may have missed
 *   (like eval()) are included for highlighting
 * * Split to several files - php4, php5 etc
 *
 *************************************************************************************
 *
 *     This file is part of GeSHi.
 *
 *   GeSHi is free software; you can redistribute it and/or modify
 *   it under the terms of the GNU General Public License as published by
 *   the Free Software Foundation; either version 2 of the License, or
 *   (at your option) any later version.
 *
 *   GeSHi 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 General Public License for more details.
 *
 *   You should have received a copy of the GNU General Public License
 *   along with GeSHi; if not, write to the Free Software
 *   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 *
 ************************************************************************************/

$language_data = array(
    'LANG_NAME' => 'PHP',
    'COMMENT_SINGLE' => array(1 => '//', 2 => '#'),
    'COMMENT_MULTI' => array('/*' => '*/'),
    'COMMENT_REGEXP' => array(
        //Heredoc and Nowdoc syntax
        3 => '/<<<\s*?(\'?)([a-zA-Z0-9]+?)\1[^\n]*?\\n.*\\n\\2(?![a-zA-Z0-9])/siU',
        // phpdoc comments
        4 => '#/\*\*(?![\*\/]).*\*/#sU',
        // Advanced # handling
        2 => "/#.*?(?:(?=\?\>)|^)/smi"
        ),
    'CASE_KEYWORDS' => GESHI_CAPS_NO_CHANGE,
    'QUOTEMARKS' => array('"'),
    'ESCAPE_CHAR' => '',
    'ESCAPE_REGEXP' => array(
        //Simple Single Char Escapes
        1 => "#\\\\[nfrtv\$\"\n\\\\]#i",
        //Hexadecimal Char Specs
        2 => "#\\\\x[\da-fA-F]{1,2}#i",
        //Octal Char Specs
        3 => "#\\\\[0-7]{1,3}#",
        //String Parsing of Variable Names
        4 => "#\\$[a-z0-9_]+(?:\\[[a-z0-9_]+\\]|->[a-z0-9_]+)?|(?:\\{\\$|\\$\\{)[a-z0-9_]+(?:\\[('?)[a-z0-9_]*\\1\\]|->[a-z0-9_]+)*\\}#i",
        //Experimental extension supporting cascaded {${$var}} syntax
        5 => "#\$[a-z0-9_]+(?:\[[a-z0-9_]+\]|->[a-z0-9_]+)?|(?:\{\$|\$\{)[a-z0-9_]+(?:\[('?)[a-z0-9_]*\\1\]|->[a-z0-9_]+)*\}|\{\$(?R)\}#i",
        //Format String support in ""-Strings
        6 => "#%(?:%|(?:\d+\\\\\\\$)?\\+?(?:\x20|0|'.)?-?(?:\d+|\\*)?(?:\.\d+)?[bcdefFosuxX])#"
        ),
    'HARDQUOTE' => array("'", "'"),
    'HARDESCAPE' => array("'", "\\"),
    'HARDCHAR' => "\\",
    'NUMBERS' =>
        GESHI_NUMBER_INT_BASIC | GESHI_NUMBER_OCT_PREFIX | GESHI_NUMBER_HEX_PREFIX |
        GESHI_NUMBER_FLT_SCI_ZERO,
    'KEYWORDS' => array(
        1 => array(
            'as','break','case','continue','default','do','else','elseif',
            'endfor','endforeach','endif','endswitch','endwhile','for',
            'foreach','if','include','include_once','require','require_once',
            'return','switch','throw','while', 'yield',

            'echo','print'
            ),
        2 => array(
            '&amp;new','&lt;/script&gt;','&lt;?php','&lt;script language',
            'abstract','class','const','declare','extends','function','global',
            'implements', 'interface','namespace','new','private','protected',
            'public','Telf','trait','use','var'