/usr/share/php/CAS/Autoload.php is in php-cas 1.3.3-2ubuntu1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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/**
* Autoloader Class
*
* PHP Version 5
*
* @file CAS/Autoload.php
* @category Authentication
* @package SimpleCAS
* @author Brett Bieber <brett.bieber@gmail.com>
* @copyright 2008 Regents of the University of Nebraska
* @license http://www1.unl.edu/wdn/wiki/Software_License BSD License
* @link http://code.google.com/p/simplecas/
**/
/**
* Autoload a class
*
* @param string $class Classname to load
*
* @return bool
*/
function CAS_autoload($class)
{
// Static to hold the Include Path to CAS
static $include_path;
// Check only for CAS classes
if (substr($class, 0, 4) !== 'CAS_') {
return false;
}
// Setup the include path if it's not already set from a previous call
if (empty($include_path)) {
$include_path = array(dirname(dirname(__FILE__)), dirname(dirname(__FILE__)) . '/../test/' );
}
// Declare local variable to store the expected full path to the file
foreach ($include_path as $path) {
$file_path = $path . '/' . str_replace('_', '/', $class) . '.php';
$fp = @fopen($file_path, 'r', true);
if ($fp) {
fclose($fp);
include $file_path;
if (!class_exists($class, false) && !interface_exists($class, false)) {
die(
new Exception(
'Class ' . $class . ' was not present in ' .
$file_path .
' [CAS_autoload]'
)
);
}
return true;
}
}
$e = new Exception(
'Class ' . $class . ' could not be loaded from ' .
$file_path . ', file does not exist (Path="'
. implode(':', $include_path) .'") [CAS_autoload]'
);
$trace = $e->getTrace();
if (isset($trace[2]) && isset($trace[2]['function'])
&& in_array($trace[2]['function'], array('class_exists', 'interface_exists'))
) {
return false;
}
if (isset($trace[1]) && isset($trace[1]['function'])
&& in_array($trace[1]['function'], array('class_exists', 'interface_exists'))
) {
return false;
}
die ((string) $e);
}
// set up __autoload
if (function_exists('spl_autoload_register')) {
if (!(spl_autoload_functions())
|| !in_array('CAS_autoload', spl_autoload_functions())
) {
spl_autoload_register('CAS_autoload');
if (function_exists('__autoload')
&& !in_array('__autoload', spl_autoload_functions())
) {
// __autoload() was being used, but now would be ignored, add
// it to the autoload stack
spl_autoload_register('__autoload');
}
}
} elseif (!function_exists('__autoload')) {
/**
* Autoload a class
*
* @param string $class Class name
*
* @return bool
*/
function __autoload($class)
{
return CAS_autoload($class);
}
}
?>
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