phpCAS version 1.3.6

Autoload.php
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1 <?php
2
24 function CAS_autoload($class)
25 {
26 // Static to hold the Include Path to CAS
27 static $include_path;
28 // Check only for CAS classes
29 if (substr($class, 0, 4) !== 'CAS_') {
30 return false;
31 }
32 // Setup the include path if it's not already set from a previous call
33 if (empty($include_path)) {
34 $include_path = array(dirname(dirname(__FILE__)), dirname(dirname(__FILE__)) . '/../test/' );
35 }
36
37 // Declare local variable to store the expected full path to the file
38
39 foreach ($include_path as $path) {
40 $file_path = $path . '/' . str_replace('_', '/', $class) . '.php';
41 $fp = @fopen($file_path, 'r', true);
42 if ($fp) {
43 fclose($fp);
44 include $file_path;
45 if (!class_exists($class, false) && !interface_exists($class, false)) {
46 die(
47 new Exception(
48 'Class ' . $class . ' was not present in ' .
49 $file_path .
50 ' [CAS_autoload]'
51 )
52 );
53 }
54 return true;
55 }
56 }
57 $e = new Exception(
58 'Class ' . $class . ' could not be loaded from ' .
59 $file_path . ', file does not exist (Path="'
60 . implode(':', $include_path) .'") [CAS_autoload]'
61 );
62 $trace = $e->getTrace();
63 if (isset($trace[2]) && isset($trace[2]['function'])
64 && in_array($trace[2]['function'], array('class_exists', 'interface_exists'))
65 ) {
66 return false;
67 }
68 if (isset($trace[1]) && isset($trace[1]['function'])
69 && in_array($trace[1]['function'], array('class_exists', 'interface_exists'))
70 ) {
71 return false;
72 }
73 die ((string) $e);
74 }
75
76 // set up __autoload
77 if (!(spl_autoload_functions())
78 || !in_array('CAS_autoload', spl_autoload_functions())
79 ) {
80 spl_autoload_register('CAS_autoload');
81 if (function_exists('__autoload')
82 && !in_array('__autoload', spl_autoload_functions())
83 ) {
84 // __autoload() was being used, but now would be ignored, add
85 // it to the autoload stack
86 spl_autoload_register('__autoload');
87 }
88 }
89
90 ?>
CAS_autoload
CAS_autoload($class)
Definition: Autoload.php:24