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<?php
/*
* This file is part of Zoph.
*
* Zoph 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.
*
* Zoph 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 Zoph; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
/*
David Baldwin kindly provided most of this code to help transition to
PHP 4.2.x.
14 August 2002
*/
function minimum_version($vercheck) {
$minver = (int)str_replace('.', '', $vercheck);
$curver = (int)str_replace('.', '', phpversion());
if($curver >= $minver)
return true;
return false;
}
function getvar($var) {
global $HTTP_GET_VARS;
global $HTTP_POST_VARS;
$val = "";
if (minimum_version('4.1.0')) { // when global variables changed
if (in_array($var,array_keys($_GET))) {
$val = $_GET[$var];
} else if (in_array($var,array_keys($_POST))) {
$val = $_POST[$var];
}
} else {
if (in_array($var,array_keys($HTTP_GET_VARS))) {
$val = $HTTP_GET_VARS[$var];
} else if (in_array($var,array_keys($HTTP_POST_VARS))) {
$val = $HTTP_POST_VARS[$var];
}
}
remove_magic_quotes($val);
return $val;
}
/*
* This function removes slashes that may have been automatically
* inserted by PHP if one of magic_quotes_* is On.
*
* Code by gordon at kanazawa dot ac dot jp as posted on php.net.
* http://www.php.net/manual/en/function.get-magic-quotes-gpc.php
*/
function remove_magic_quotes(&$x) {
if (is_array($x)) {
while (list($key,$value) = each($x)) {
if ($value) remove_magic_quotes($x[$key]);
}
}else if (ini_get('magic_quotes_sybase')) {
$x = preg_replace("/''/", "'", $x);
} else if (get_magic_quotes_runtime()) {
$x = preg_replace("/\\\"/", '"', $x);
} else if (get_magic_quotes_gpc()) {
$x = stripslashes($x);
}
}
if (minimum_version('4.1.0')) {
$HTTP_SERVER_VARS = &$_SERVER;
$PHP_SELF = &$_SERVER["PHP_SELF"];
$QUERY_STRING = &$_SERVER["QUERY_STRING"];
$REQUEST_URI = &$_SERVER["REQUEST_URI"];
$HTTP_POST_FILES = &$_FILES;
$HTTP_ACCEPT_LANGUAGE = &$_SERVER["HTTP_ACCEPT_LANGUAGE"];
if ($_GET) { $request_vars = &$_GET; }
else { $request_vars = &$_POST; }
}
else {
if ($HTTP_GET_VARS) { $request_vars = &$HTTP_GET_VARS; }
else { $request_vars = &$HTTP_POST_VARS; }
}
?>
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