check_php_version.php

一个基于web的rpg游戏源代码

<?php
/**
* Netlands World Server is the coordinator of the VR in the Netlands Project
* Copyright (C) 2002 Ricard Pillosu
* 
* This program 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.
* 
* This program 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 this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
*/
/* vim: set expandtab tabstop=4 shiftwidth=4 */

function check_php_version($php_version, $zend_version, $extensions_needed, &$message) 
{
    // Check php compilation
    $current_php_version = substr(phpversion(), 0, 5);
    if(version_compare($current_php_version, $php_version) < 0) {
        $message.= "\nSorry, you need at least php version $php_version\n";
        return(FALSE);
    }
    $current_zend_version = substr(zend_version(), 0, 5);
    if(version_compare($current_zend_version, $zend_version) < 0) {
        $message.= "\nSorry, you need at least Zend Engine version $zend_version\n";
        return(FALSE);
    }

    // Extensions needed
    foreach($extensions_needed as $extension) {
        if(!extension_loaded($extension)) {
            if(!dl($extension)) {
                $message.= "\nSorry, I need the '$extension' extension with PHP\n";
                return(FALSE);
            }
        }
    }
    return(TRUE);
}

?>