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<?php
/**
* Piwik - Open source web analytics
*
* @link http://piwik.org
* @license http://www.gnu.org/licenses/gpl-3.0.html Gpl v3 or later
* @version $Id: Common.php 168 2008-01-14 05:26:43Z matt $
*
* @package Piwik
*/
/**
* This file is executed before anything else. It checks the minimum Php version required to run Piwik.
* This is done here because on PHP4 piwik would output an error directly.
* Let's try to be user friendly :)
*
* @package Piwik
*/
// we prefix the global variables
$piwik_minimumPhpVersion = '5.1.3';
$piwik_currentVersion = phpversion();
if( version_compare($piwik_minimumPhpVersion , $piwik_currentVersion ) >= 0 )
{
$piwik_errorMessage = "<p><b>To run Piwik you need at least PHP version $piwik_minimumPhpVersion </b></p>
<p>Unfortunately it seems your webserver is using PHP version $piwik_currentVersion. </p>
<p>Please try to update your PHP version, Piwik is really worth it! Nowadays most web hosts
support PHP $piwik_minimumPhpVersion. </p>";
}
$piwik_zend_compatibility_mode = ini_get("zend.ze1_compatibility_mode");
if($piwik_zend_compatibility_mode == 1)
{
$piwik_errorMessage = "<p><b>Piwik is not compatible with the directive <code>zend.ze1_compatibility_mode = On</code></b></p>
<p>It seems your php.ini file has <pre>zend.ze1_compatibility_mode = On</pre>It makes PHP5 behave like PHP4.
If you want to use Piwik you need to set <pre>zend.ze1_compatibility_mode = Off</pre> in your php.ini configuration file. You may have to ask your system administrator.</p>";
}
function Piwik_ExitWithMessage($message)
{
$html = '<html>
<head>
<title>Piwik › Error</title>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<style>
html { background: #eee; }
body {
background: #fff;
color: #000;
font-family: Georgia, "Times New Roman", Times, serif;
margin-left: 20%;
margin-top: 25px;
margin-right: 20%;
padding: .2em 2em;
}
a { color: #006; }
#h1 {
color: #006;
font-size: 45px;
font-weight: lighter;
}
#subh1 {
color: #879DBD;
font-size: 25px;
font-weight: lighter;
}
p, li, dt {
line-height: 140%;
padding-bottom: 2px;
}
ul, ol { padding: 5px 5px 5px 20px; }
</style>
</head>
<body>
<span id="h1">Piwik </span><span id="subh1"> # open source web analytics</span>
<p>'.$message.'</p>
<ul>
<li><a href="http://piwik.org">Piwik homepage</a></li>
<li><a href="http://piwik.org/demo">Piwik demo</a></li>
</ul>
</body>
</html>';
echo $html;
exit;
}
if(isset($piwik_errorMessage))
{
Piwik_ExitWithMessage($piwik_errorMessage);
}
// we now include the upgradephp package to define some functions used in piwik
// that may not be defined in the current php version
require_once PIWIK_INCLUDE_PATH . "/libs/upgradephp/upgrade.php";
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