X-Git-Url: https://git.mdrn.pl/piwik-CASLogin.git/blobdiff_plain/d455248b80562ac98c4c645750c1e694f7f8b411..4443d60bb1b3c12b04c14f45e1541a64b1e31e6d:/CAS/CAS.php
diff --git a/CAS/CAS.php b/CAS/CAS.php
index e6bae3f..6efafce 100644
--- a/CAS/CAS.php
+++ b/CAS/CAS.php
@@ -1,1531 +1,1980 @@
-=') && !(function_exists('domxml_new_doc'))) {
- require_once (dirname(__FILE__) . '/CAS/domxml-php4-to-php5.php');
-}
-
-/**
- * @file CAS/CAS.php
- * Interface class of the phpCAS library
- *
- * @ingroup public
- */
-
-// ########################################################################
-// CONSTANTS
-// ########################################################################
-
-// ------------------------------------------------------------------------
-// CAS VERSIONS
-// ------------------------------------------------------------------------
-
-/**
- * phpCAS version. accessible for the user by phpCAS::getVersion().
- */
-define('PHPCAS_VERSION', '1.1.3');
-
-// ------------------------------------------------------------------------
-// CAS VERSIONS
-// ------------------------------------------------------------------------
-/**
- * @addtogroup public
- * @{
- */
-
-/**
- * CAS version 1.0
- */
-define("CAS_VERSION_1_0", '1.0');
-/*!
- * CAS version 2.0
- */
-define("CAS_VERSION_2_0", '2.0');
-
-// ------------------------------------------------------------------------
-// SAML defines
-// ------------------------------------------------------------------------
-
-/**
- * SAML protocol
- */
-define("SAML_VERSION_1_1", 'S1');
-
-/**
- * XML header for SAML POST
- */
-define("SAML_XML_HEADER", '');
-
-/**
- * SOAP envelope for SAML POST
- */
-define("SAML_SOAP_ENV", '');
-
-/**
- * SOAP body for SAML POST
- */
-define("SAML_SOAP_BODY", '');
-
-/**
- * SAMLP request
- */
-define("SAMLP_REQUEST", '');
-define("SAMLP_REQUEST_CLOSE", '');
-
-/**
- * SAMLP artifact tag (for the ticket)
- */
-define("SAML_ASSERTION_ARTIFACT", '');
-
-/**
- * SAMLP close
- */
-define("SAML_ASSERTION_ARTIFACT_CLOSE", '');
-
-/**
- * SOAP body close
- */
-define("SAML_SOAP_BODY_CLOSE", '');
-
-/**
- * SOAP envelope close
- */
-define("SAML_SOAP_ENV_CLOSE", '');
-
-/**
- * SAML Attributes
- */
-define("SAML_ATTRIBUTES", 'SAMLATTRIBS');
-
-/** @} */
-/**
- * @addtogroup publicPGTStorage
- * @{
- */
-// ------------------------------------------------------------------------
-// FILE PGT STORAGE
-// ------------------------------------------------------------------------
-/**
- * Default path used when storing PGT's to file
- */
-define("CAS_PGT_STORAGE_FILE_DEFAULT_PATH", '/tmp');
-/**
- * phpCAS::setPGTStorageFile()'s 2nd parameter to write plain text files
- */
-define("CAS_PGT_STORAGE_FILE_FORMAT_PLAIN", 'plain');
-/**
- * phpCAS::setPGTStorageFile()'s 2nd parameter to write xml files
- */
-define("CAS_PGT_STORAGE_FILE_FORMAT_XML", 'xml');
-/**
- * Default format used when storing PGT's to file
- */
-define("CAS_PGT_STORAGE_FILE_DEFAULT_FORMAT", CAS_PGT_STORAGE_FILE_FORMAT_PLAIN);
-/** @} */
-// ------------------------------------------------------------------------
-// SERVICE ACCESS ERRORS
-// ------------------------------------------------------------------------
-/**
- * @addtogroup publicServices
- * @{
- */
-
-/**
- * phpCAS::service() error code on success
- */
-define("PHPCAS_SERVICE_OK", 0);
-/**
- * phpCAS::service() error code when the PT could not retrieve because
- * the CAS server did not respond.
- */
-define("PHPCAS_SERVICE_PT_NO_SERVER_RESPONSE", 1);
-/**
- * phpCAS::service() error code when the PT could not retrieve because
- * the response of the CAS server was ill-formed.
- */
-define("PHPCAS_SERVICE_PT_BAD_SERVER_RESPONSE", 2);
-/**
- * phpCAS::service() error code when the PT could not retrieve because
- * the CAS server did not want to.
- */
-define("PHPCAS_SERVICE_PT_FAILURE", 3);
-/**
- * phpCAS::service() error code when the service was not available.
- */
-define("PHPCAS_SERVICE_NOT AVAILABLE", 4);
-
-/** @} */
-// ------------------------------------------------------------------------
-// LANGUAGES
-// ------------------------------------------------------------------------
-/**
- * @addtogroup publicLang
- * @{
- */
-
-define("PHPCAS_LANG_ENGLISH", 'english');
-define("PHPCAS_LANG_FRENCH", 'french');
-define("PHPCAS_LANG_GREEK", 'greek');
-define("PHPCAS_LANG_GERMAN", 'german');
-define("PHPCAS_LANG_JAPANESE", 'japanese');
-define("PHPCAS_LANG_SPANISH", 'spanish');
-define("PHPCAS_LANG_CATALAN", 'catalan');
-
-/** @} */
-
-/**
- * @addtogroup internalLang
- * @{
- */
-
-/**
- * phpCAS default language (when phpCAS::setLang() is not used)
- */
-define("PHPCAS_LANG_DEFAULT", PHPCAS_LANG_ENGLISH);
-
-/** @} */
-// ------------------------------------------------------------------------
-// DEBUG
-// ------------------------------------------------------------------------
-/**
- * @addtogroup publicDebug
- * @{
- */
-
-/**
- * The default directory for the debug file under Unix.
- */
-define('DEFAULT_DEBUG_DIR', '/tmp/');
-
-/** @} */
-// ------------------------------------------------------------------------
-// MISC
-// ------------------------------------------------------------------------
-/**
- * @addtogroup internalMisc
- * @{
- */
-
-/**
- * This global variable is used by the interface class phpCAS.
- *
- * @hideinitializer
- */
-$GLOBALS['PHPCAS_CLIENT'] = null;
-
-/**
- * This global variable is used to store where the initializer is called from
- * (to print a comprehensive error in case of multiple calls).
- *
- * @hideinitializer
- */
-$GLOBALS['PHPCAS_INIT_CALL'] = array (
- 'done' => FALSE,
- 'file' => '?',
- 'line' => -1,
- 'method' => '?'
-);
-
-/**
- * This global variable is used to store where the method checking
- * the authentication is called from (to print comprehensive errors)
- *
- * @hideinitializer
- */
-$GLOBALS['PHPCAS_AUTH_CHECK_CALL'] = array (
- 'done' => FALSE,
- 'file' => '?',
- 'line' => -1,
- 'method' => '?',
- 'result' => FALSE
-);
-
-/**
- * This global variable is used to store phpCAS debug mode.
- *
- * @hideinitializer
- */
-$GLOBALS['PHPCAS_DEBUG'] = array (
- 'filename' => FALSE,
- 'indent' => 0,
- 'unique_id' => ''
-);
-
-/** @} */
-
-// ########################################################################
-// CLIENT CLASS
-// ########################################################################
-
-// include client class
-include_once (dirname(__FILE__) . '/CAS/client.php');
-
-// ########################################################################
-// INTERFACE CLASS
-// ########################################################################
-
-/**
- * @class phpCAS
- * The phpCAS class is a simple container for the phpCAS library. It provides CAS
- * authentication for web applications written in PHP.
- *
- * @ingroup public
- * @author Pascal Aubry
- *
- * \internal All its methods access the same object ($PHPCAS_CLIENT, declared
- * at the end of CAS/client.php).
- */
-
-class phpCAS {
-
- // ########################################################################
- // INITIALIZATION
- // ########################################################################
-
- /**
- * @addtogroup publicInit
- * @{
- */
-
- /**
- * phpCAS client initializer.
- * @note Only one of the phpCAS::client() and phpCAS::proxy functions should be
- * called, only once, and before all other methods (except phpCAS::getVersion()
- * and phpCAS::setDebug()).
- *
- * @param $server_version the version of the CAS server
- * @param $server_hostname the hostname of the CAS server
- * @param $server_port the port the CAS server is running on
- * @param $server_uri the URI the CAS server is responding on
- * @param $start_session Have phpCAS start PHP sessions (default true)
- *
- * @return a newly created CASClient object
- */
- function client($server_version, $server_hostname, $server_port, $server_uri, $start_session = true) {
- global $PHPCAS_CLIENT, $PHPCAS_INIT_CALL;
-
- phpCAS :: traceBegin();
- if (is_object($PHPCAS_CLIENT)) {
- phpCAS :: error($PHPCAS_INIT_CALL['method'] . '() has already been called (at ' . $PHPCAS_INIT_CALL['file'] . ':' . $PHPCAS_INIT_CALL['line'] . ')');
- }
- if (gettype($server_version) != 'string') {
- phpCAS :: error('type mismatched for parameter $server_version (should be `string\')');
- }
- if (gettype($server_hostname) != 'string') {
- phpCAS :: error('type mismatched for parameter $server_hostname (should be `string\')');
- }
- if (gettype($server_port) != 'integer') {
- phpCAS :: error('type mismatched for parameter $server_port (should be `integer\')');
- }
- if (gettype($server_uri) != 'string') {
- phpCAS :: error('type mismatched for parameter $server_uri (should be `string\')');
- }
-
- // store where the initializer is called from
- $dbg = phpCAS :: backtrace();
- $PHPCAS_INIT_CALL = array (
- 'done' => TRUE,
- 'file' => $dbg[0]['file'],
- 'line' => $dbg[0]['line'],
- 'method' => __CLASS__ . '::' . __FUNCTION__
- );
-
- // initialize the global object $PHPCAS_CLIENT
- $PHPCAS_CLIENT = new CASClient($server_version, FALSE /*proxy*/
- , $server_hostname, $server_port, $server_uri, $start_session);
- phpCAS :: traceEnd();
- }
-
- /**
- * phpCAS proxy initializer.
- * @note Only one of the phpCAS::client() and phpCAS::proxy functions should be
- * called, only once, and before all other methods (except phpCAS::getVersion()
- * and phpCAS::setDebug()).
- *
- * @param $server_version the version of the CAS server
- * @param $server_hostname the hostname of the CAS server
- * @param $server_port the port the CAS server is running on
- * @param $server_uri the URI the CAS server is responding on
- * @param $start_session Have phpCAS start PHP sessions (default true)
- *
- * @return a newly created CASClient object
- */
- function proxy($server_version, $server_hostname, $server_port, $server_uri, $start_session = true) {
- global $PHPCAS_CLIENT, $PHPCAS_INIT_CALL;
-
- phpCAS :: traceBegin();
- if (is_object($PHPCAS_CLIENT)) {
- phpCAS :: error($PHPCAS_INIT_CALL['method'] . '() has already been called (at ' . $PHPCAS_INIT_CALL['file'] . ':' . $PHPCAS_INIT_CALL['line'] . ')');
- }
- if (gettype($server_version) != 'string') {
- phpCAS :: error('type mismatched for parameter $server_version (should be `string\')');
- }
- if (gettype($server_hostname) != 'string') {
- phpCAS :: error('type mismatched for parameter $server_hostname (should be `string\')');
- }
- if (gettype($server_port) != 'integer') {
- phpCAS :: error('type mismatched for parameter $server_port (should be `integer\')');
- }
- if (gettype($server_uri) != 'string') {
- phpCAS :: error('type mismatched for parameter $server_uri (should be `string\')');
- }
-
- // store where the initialzer is called from
- $dbg = phpCAS :: backtrace();
- $PHPCAS_INIT_CALL = array (
- 'done' => TRUE,
- 'file' => $dbg[0]['file'],
- 'line' => $dbg[0]['line'],
- 'method' => __CLASS__ . '::' . __FUNCTION__
- );
-
- // initialize the global object $PHPCAS_CLIENT
- $PHPCAS_CLIENT = new CASClient($server_version, TRUE /*proxy*/
- , $server_hostname, $server_port, $server_uri, $start_session);
- phpCAS :: traceEnd();
- }
-
- /** @} */
- // ########################################################################
- // DEBUGGING
- // ########################################################################
-
- /**
- * @addtogroup publicDebug
- * @{
- */
-
- /**
- * Set/unset debug mode
- *
- * @param $filename the name of the file used for logging, or FALSE to stop debugging.
- */
- function setDebug($filename = '') {
- global $PHPCAS_DEBUG;
-
- if ($filename != FALSE && gettype($filename) != 'string') {
- phpCAS :: error('type mismatched for parameter $dbg (should be FALSE or the name of the log file)');
- }
-
- if (empty ($filename)) {
- if (preg_match('/^Win.*/', getenv('OS'))) {
- if (isset ($_ENV['TMP'])) {
- $debugDir = $_ENV['TMP'] . '/';
- } else
- if (isset ($_ENV['TEMP'])) {
- $debugDir = $_ENV['TEMP'] . '/';
- } else {
- $debugDir = '';
- }
- } else {
- $debugDir = DEFAULT_DEBUG_DIR;
- }
- $filename = $debugDir . 'phpCAS.log';
- }
-
- if (empty ($PHPCAS_DEBUG['unique_id'])) {
- $PHPCAS_DEBUG['unique_id'] = substr(strtoupper(md5(uniqid(''))), 0, 4);
- }
-
- $PHPCAS_DEBUG['filename'] = $filename;
-
- phpCAS :: trace('START phpCAS-' . PHPCAS_VERSION . ' ******************');
- }
-
- /** @} */
- /**
- * @addtogroup internalDebug
- * @{
- */
-
- /**
- * This method is a wrapper for debug_backtrace() that is not available
- * in all PHP versions (>= 4.3.0 only)
- */
- function backtrace() {
- if (function_exists('debug_backtrace')) {
- return debug_backtrace();
- } else {
- // poor man's hack ... but it does work ...
- return array ();
- }
- }
-
- /**
- * Logs a string in debug mode.
- *
- * @param $str the string to write
- *
- * @private
- */
- function log($str) {
- $indent_str = ".";
- global $PHPCAS_DEBUG;
-
- if ($PHPCAS_DEBUG['filename']) {
- for ($i = 0; $i < $PHPCAS_DEBUG['indent']; $i++) {
- $indent_str .= '| ';
- }
- error_log($PHPCAS_DEBUG['unique_id'] . ' ' . $indent_str . $str . "\n", 3, $PHPCAS_DEBUG['filename']);
- }
-
- }
-
- /**
- * This method is used by interface methods to print an error and where the function
- * was originally called from.
- *
- * @param $msg the message to print
- *
- * @private
- */
- function error($msg) {
- $dbg = phpCAS :: backtrace();
- $function = '?';
- $file = '?';
- $line = '?';
- if (is_array($dbg)) {
- for ($i = 1; $i < sizeof($dbg); $i++) {
- if (is_array($dbg[$i])) {
- if ($dbg[$i]['class'] == __CLASS__) {
- $function = $dbg[$i]['function'];
- $file = $dbg[$i]['file'];
- $line = $dbg[$i]['line'];
- }
- }
- }
- }
- echo "
\nphpCAS error: " . __CLASS__ . "::" . $function . '(): ' . htmlentities($msg) . " in " . $file . " on line " . $line . "
\n";
- phpCAS :: trace($msg);
- phpCAS :: traceExit();
- exit ();
- }
-
- /**
- * This method is used to log something in debug mode.
- */
- function trace($str) {
- $dbg = phpCAS :: backtrace();
- phpCAS :: log($str . ' [' . basename($dbg[1]['file']) . ':' . $dbg[1]['line'] . ']');
- }
-
- /**
- * This method is used to indicate the start of the execution of a function in debug mode.
- */
- function traceBegin() {
- global $PHPCAS_DEBUG;
-
- $dbg = phpCAS :: backtrace();
- $str = '=> ';
- if (!empty ($dbg[2]['class'])) {
- $str .= $dbg[2]['class'] . '::';
- }
- $str .= $dbg[2]['function'] . '(';
- if (is_array($dbg[2]['args'])) {
- foreach ($dbg[2]['args'] as $index => $arg) {
- if ($index != 0) {
- $str .= ', ';
- }
- $str .= str_replace("\n", "", var_export($arg, TRUE));
- }
- }
- $str .= ') [' . basename($dbg[2]['file']) . ':' . $dbg[2]['line'] . ']';
- phpCAS :: log($str);
- $PHPCAS_DEBUG['indent']++;
- }
-
- /**
- * This method is used to indicate the end of the execution of a function in debug mode.
- *
- * @param $res the result of the function
- */
- function traceEnd($res = '') {
- global $PHPCAS_DEBUG;
-
- $PHPCAS_DEBUG['indent']--;
- $dbg = phpCAS :: backtrace();
- $str = '';
- $str .= '<= ' . str_replace("\n", "", var_export($res, TRUE));
- phpCAS :: log($str);
- }
-
- /**
- * This method is used to indicate the end of the execution of the program
- */
- function traceExit() {
- global $PHPCAS_DEBUG;
-
- phpCAS :: log('exit()');
- while ($PHPCAS_DEBUG['indent'] > 0) {
- phpCAS :: log('-');
- $PHPCAS_DEBUG['indent']--;
- }
- }
-
- /** @} */
- // ########################################################################
- // INTERNATIONALIZATION
- // ########################################################################
- /**
- * @addtogroup publicLang
- * @{
- */
-
- /**
- * This method is used to set the language used by phpCAS.
- * @note Can be called only once.
- *
- * @param $lang a string representing the language.
- *
- * @sa PHPCAS_LANG_FRENCH, PHPCAS_LANG_ENGLISH
- */
- function setLang($lang) {
- global $PHPCAS_CLIENT;
- if (!is_object($PHPCAS_CLIENT)) {
- phpCAS :: error('this method should not be called before ' . __CLASS__ . '::client() or ' . __CLASS__ . '::proxy()');
- }
- if (gettype($lang) != 'string') {
- phpCAS :: error('type mismatched for parameter $lang (should be `string\')');
- }
- $PHPCAS_CLIENT->setLang($lang);
- }
-
- /** @} */
- // ########################################################################
- // VERSION
- // ########################################################################
- /**
- * @addtogroup public
- * @{
- */
-
- /**
- * This method returns the phpCAS version.
- *
- * @return the phpCAS version.
- */
- function getVersion() {
- return PHPCAS_VERSION;
- }
-
- /** @} */
- // ########################################################################
- // HTML OUTPUT
- // ########################################################################
- /**
- * @addtogroup publicOutput
- * @{
- */
-
- /**
- * This method sets the HTML header used for all outputs.
- *
- * @param $header the HTML header.
- */
- function setHTMLHeader($header) {
- global $PHPCAS_CLIENT;
- if (!is_object($PHPCAS_CLIENT)) {
- phpCAS :: error('this method should not be called before ' . __CLASS__ . '::client() or ' . __CLASS__ . '::proxy()');
- }
- if (gettype($header) != 'string') {
- phpCAS :: error('type mismatched for parameter $header (should be `string\')');
- }
- $PHPCAS_CLIENT->setHTMLHeader($header);
- }
-
- /**
- * This method sets the HTML footer used for all outputs.
- *
- * @param $footer the HTML footer.
- */
- function setHTMLFooter($footer) {
- global $PHPCAS_CLIENT;
- if (!is_object($PHPCAS_CLIENT)) {
- phpCAS :: error('this method should not be called before ' . __CLASS__ . '::client() or ' . __CLASS__ . '::proxy()');
- }
- if (gettype($footer) != 'string') {
- phpCAS :: error('type mismatched for parameter $footer (should be `string\')');
- }
- $PHPCAS_CLIENT->setHTMLFooter($footer);
- }
-
- /** @} */
- // ########################################################################
- // PGT STORAGE
- // ########################################################################
- /**
- * @addtogroup publicPGTStorage
- * @{
- */
-
- /**
- * This method is used to tell phpCAS to store the response of the
- * CAS server to PGT requests onto the filesystem.
- *
- * @param $format the format used to store the PGT's (`plain' and `xml' allowed)
- * @param $path the path where the PGT's should be stored
- */
- function setPGTStorageFile($format = '', $path = '') {
- global $PHPCAS_CLIENT, $PHPCAS_AUTH_CHECK_CALL;
-
- phpCAS :: traceBegin();
- if (!is_object($PHPCAS_CLIENT)) {
- phpCAS :: error('this method should only be called after ' . __CLASS__ . '::proxy()');
- }
- if (!$PHPCAS_CLIENT->isProxy()) {
- phpCAS :: error('this method should only be called after ' . __CLASS__ . '::proxy()');
- }
- if ($PHPCAS_AUTH_CHECK_CALL['done']) {
- phpCAS :: error('this method should only be called before ' . $PHPCAS_AUTH_CHECK_CALL['method'] . '() (called at ' . $PHPCAS_AUTH_CHECK_CALL['file'] . ':' . $PHPCAS_AUTH_CHECK_CALL['line'] . ')');
- }
- if (gettype($format) != 'string') {
- phpCAS :: error('type mismatched for parameter $format (should be `string\')');
- }
- if (gettype($path) != 'string') {
- phpCAS :: error('type mismatched for parameter $format (should be `string\')');
- }
- $PHPCAS_CLIENT->setPGTStorageFile($format, $path);
- phpCAS :: traceEnd();
- }
-
-
- /** @} */
- // ########################################################################
- // ACCESS TO EXTERNAL SERVICES
- // ########################################################################
- /**
- * @addtogroup publicServices
- * @{
- */
-
- /**
- * This method is used to access an HTTP[S] service.
- *
- * @param $url the service to access.
- * @param $err_code an error code Possible values are PHPCAS_SERVICE_OK (on
- * success), PHPCAS_SERVICE_PT_NO_SERVER_RESPONSE, PHPCAS_SERVICE_PT_BAD_SERVER_RESPONSE,
- * PHPCAS_SERVICE_PT_FAILURE, PHPCAS_SERVICE_NOT AVAILABLE.
- * @param $output the output of the service (also used to give an error
- * message on failure).
- *
- * @return TRUE on success, FALSE otherwise (in this later case, $err_code
- * gives the reason why it failed and $output contains an error message).
- */
- function serviceWeb($url, & $err_code, & $output) {
- global $PHPCAS_CLIENT, $PHPCAS_AUTH_CHECK_CALL;
-
- phpCAS :: traceBegin();
- if (!is_object($PHPCAS_CLIENT)) {
- phpCAS :: error('this method should only be called after ' . __CLASS__ . '::proxy()');
- }
- if (!$PHPCAS_CLIENT->isProxy()) {
- phpCAS :: error('this method should only be called after ' . __CLASS__ . '::proxy()');
- }
- if (!$PHPCAS_AUTH_CHECK_CALL['done']) {
- phpCAS :: error('this method should only be called after the programmer is sure the user has been authenticated (by calling ' . __CLASS__ . '::checkAuthentication() or ' . __CLASS__ . '::forceAuthentication()');
- }
- if (!$PHPCAS_AUTH_CHECK_CALL['result']) {
- phpCAS :: error('authentication was checked (by ' . $PHPCAS_AUTH_CHECK_CALL['method'] . '() at ' . $PHPCAS_AUTH_CHECK_CALL['file'] . ':' . $PHPCAS_AUTH_CHECK_CALL['line'] . ') but the method returned FALSE');
- }
- if (gettype($url) != 'string') {
- phpCAS :: error('type mismatched for parameter $url (should be `string\')');
- }
-
- $res = $PHPCAS_CLIENT->serviceWeb($url, $err_code, $output);
-
- phpCAS :: traceEnd($res);
- return $res;
- }
-
- /**
- * This method is used to access an IMAP/POP3/NNTP service.
- *
- * @param $url a string giving the URL of the service, including the mailing box
- * for IMAP URLs, as accepted by imap_open().
- * @param $service a string giving for CAS retrieve Proxy ticket
- * @param $flags options given to imap_open().
- * @param $err_code an error code Possible values are PHPCAS_SERVICE_OK (on
- * success), PHPCAS_SERVICE_PT_NO_SERVER_RESPONSE, PHPCAS_SERVICE_PT_BAD_SERVER_RESPONSE,
- * PHPCAS_SERVICE_PT_FAILURE, PHPCAS_SERVICE_NOT AVAILABLE.
- * @param $err_msg an error message on failure
- * @param $pt the Proxy Ticket (PT) retrieved from the CAS server to access the URL
- * on success, FALSE on error).
- *
- * @return an IMAP stream on success, FALSE otherwise (in this later case, $err_code
- * gives the reason why it failed and $err_msg contains an error message).
- */
- function serviceMail($url, $service, $flags, & $err_code, & $err_msg, & $pt) {
- global $PHPCAS_CLIENT, $PHPCAS_AUTH_CHECK_CALL;
-
- phpCAS :: traceBegin();
- if (!is_object($PHPCAS_CLIENT)) {
- phpCAS :: error('this method should only be called after ' . __CLASS__ . '::proxy()');
- }
- if (!$PHPCAS_CLIENT->isProxy()) {
- phpCAS :: error('this method should only be called after ' . __CLASS__ . '::proxy()');
- }
- if (!$PHPCAS_AUTH_CHECK_CALL['done']) {
- phpCAS :: error('this method should only be called after the programmer is sure the user has been authenticated (by calling ' . __CLASS__ . '::checkAuthentication() or ' . __CLASS__ . '::forceAuthentication()');
- }
- if (!$PHPCAS_AUTH_CHECK_CALL['result']) {
- phpCAS :: error('authentication was checked (by ' . $PHPCAS_AUTH_CHECK_CALL['method'] . '() at ' . $PHPCAS_AUTH_CHECK_CALL['file'] . ':' . $PHPCAS_AUTH_CHECK_CALL['line'] . ') but the method returned FALSE');
- }
- if (gettype($url) != 'string') {
- phpCAS :: error('type mismatched for parameter $url (should be `string\')');
- }
-
- if (gettype($flags) != 'integer') {
- phpCAS :: error('type mismatched for parameter $flags (should be `integer\')');
- }
-
- $res = $PHPCAS_CLIENT->serviceMail($url, $service, $flags, $err_code, $err_msg, $pt);
-
- phpCAS :: traceEnd($res);
- return $res;
- }
-
- /** @} */
- // ########################################################################
- // AUTHENTICATION
- // ########################################################################
- /**
- * @addtogroup publicAuth
- * @{
- */
-
- /**
- * Set the times authentication will be cached before really accessing the CAS server in gateway mode:
- * - -1: check only once, and then never again (until you pree login)
- * - 0: always check
- * - n: check every "n" time
- *
- * @param $n an integer.
- */
- function setCacheTimesForAuthRecheck($n) {
- global $PHPCAS_CLIENT;
- if (!is_object($PHPCAS_CLIENT)) {
- phpCAS :: error('this method should not be called before ' . __CLASS__ . '::client() or ' . __CLASS__ . '::proxy()');
- }
- if (gettype($n) != 'integer') {
- phpCAS :: error('type mismatched for parameter $header (should be `string\')');
- }
- $PHPCAS_CLIENT->setCacheTimesForAuthRecheck($n);
- }
-
- /**
- * This method is called to check if the user is authenticated (use the gateway feature).
- * @return TRUE when the user is authenticated; otherwise FALSE.
- */
- function checkAuthentication() {
- global $PHPCAS_CLIENT, $PHPCAS_AUTH_CHECK_CALL;
-
- phpCAS :: traceBegin();
- if (!is_object($PHPCAS_CLIENT)) {
- phpCAS :: error('this method should not be called before ' . __CLASS__ . '::client() or ' . __CLASS__ . '::proxy()');
- }
-
- $auth = $PHPCAS_CLIENT->checkAuthentication();
-
- // store where the authentication has been checked and the result
- $dbg = phpCAS :: backtrace();
- $PHPCAS_AUTH_CHECK_CALL = array (
- 'done' => TRUE,
- 'file' => $dbg[0]['file'],
- 'line' => $dbg[0]['line'],
- 'method' => __CLASS__ . '::' . __FUNCTION__,
- 'result' => $auth
- );
- phpCAS :: traceEnd($auth);
- return $auth;
- }
-
- /**
- * This method is called to force authentication if the user was not already
- * authenticated. If the user is not authenticated, halt by redirecting to
- * the CAS server.
- */
- function forceAuthentication() {
- global $PHPCAS_CLIENT, $PHPCAS_AUTH_CHECK_CALL;
-
- phpCAS :: traceBegin();
- if (!is_object($PHPCAS_CLIENT)) {
- phpCAS :: error('this method should not be called before ' . __CLASS__ . '::client() or ' . __CLASS__ . '::proxy()');
- }
-
- $auth = $PHPCAS_CLIENT->forceAuthentication();
-
- // store where the authentication has been checked and the result
- $dbg = phpCAS :: backtrace();
- $PHPCAS_AUTH_CHECK_CALL = array (
- 'done' => TRUE,
- 'file' => $dbg[0]['file'],
- 'line' => $dbg[0]['line'],
- 'method' => __CLASS__ . '::' . __FUNCTION__,
- 'result' => $auth
- );
-
- if (!$auth) {
- phpCAS :: trace('user is not authenticated, redirecting to the CAS server');
- $PHPCAS_CLIENT->forceAuthentication();
- } else {
- phpCAS :: trace('no need to authenticate (user `' . phpCAS :: getUser() . '\' is already authenticated)');
- }
-
- phpCAS :: traceEnd();
- return $auth;
- }
-
- /**
- * This method is called to renew the authentication.
- **/
- function renewAuthentication() {
- global $PHPCAS_CLIENT, $PHPCAS_AUTH_CHECK_CALL;
-
- phpCAS :: traceBegin();
- if (!is_object($PHPCAS_CLIENT)) {
- phpCAS :: error('this method should not be called before' . __CLASS__ . '::client() or ' . __CLASS__ . '::proxy()');
- }
-
- // store where the authentication has been checked and the result
- $dbg = phpCAS :: backtrace();
- $PHPCAS_AUTH_CHECK_CALL = array (
- 'done' => TRUE,
- 'file' => $dbg[0]['file'],
- 'line' => $dbg[0]['line'],
- 'method' => __CLASS__ . '::' . __FUNCTION__,
- 'result' => $auth
- );
-
- $PHPCAS_CLIENT->renewAuthentication();
- phpCAS :: traceEnd();
- }
-
- /**
- * This method has been left from version 0.4.1 for compatibility reasons.
- */
- function authenticate() {
- phpCAS :: error('this method is deprecated. You should use ' . __CLASS__ . '::forceAuthentication() instead');
- }
-
- /**
- * This method is called to check if the user is authenticated (previously or by
- * tickets given in the URL).
- *
- * @return TRUE when the user is authenticated.
- */
- function isAuthenticated() {
- global $PHPCAS_CLIENT, $PHPCAS_AUTH_CHECK_CALL;
-
- phpCAS :: traceBegin();
- if (!is_object($PHPCAS_CLIENT)) {
- phpCAS :: error('this method should not be called before ' . __CLASS__ . '::client() or ' . __CLASS__ . '::proxy()');
- }
-
- // call the isAuthenticated method of the global $PHPCAS_CLIENT object
- $auth = $PHPCAS_CLIENT->isAuthenticated();
-
- // store where the authentication has been checked and the result
- $dbg = phpCAS :: backtrace();
- $PHPCAS_AUTH_CHECK_CALL = array (
- 'done' => TRUE,
- 'file' => $dbg[0]['file'],
- 'line' => $dbg[0]['line'],
- 'method' => __CLASS__ . '::' . __FUNCTION__,
- 'result' => $auth
- );
- phpCAS :: traceEnd($auth);
- return $auth;
- }
-
- /**
- * Checks whether authenticated based on $_SESSION. Useful to avoid
- * server calls.
- * @return true if authenticated, false otherwise.
- * @since 0.4.22 by Brendan Arnold
- */
- function isSessionAuthenticated() {
- global $PHPCAS_CLIENT;
- if (!is_object($PHPCAS_CLIENT)) {
- phpCAS :: error('this method should not be called before ' . __CLASS__ . '::client() or ' . __CLASS__ . '::proxy()');
- }
- return ($PHPCAS_CLIENT->isSessionAuthenticated());
- }
-
- /**
- * This method returns the CAS user's login name.
- * @warning should not be called only after phpCAS::forceAuthentication()
- * or phpCAS::checkAuthentication().
- *
- * @return the login name of the authenticated user
- */
- function getUser() {
- global $PHPCAS_CLIENT, $PHPCAS_AUTH_CHECK_CALL;
- if (!is_object($PHPCAS_CLIENT)) {
- phpCAS :: error('this method should not be called before ' . __CLASS__ . '::client() or ' . __CLASS__ . '::proxy()');
- }
- if (!$PHPCAS_AUTH_CHECK_CALL['done']) {
- phpCAS :: error('this method should only be called after ' . __CLASS__ . '::forceAuthentication() or ' . __CLASS__ . '::isAuthenticated()');
- }
- if (!$PHPCAS_AUTH_CHECK_CALL['result']) {
- phpCAS :: error('authentication was checked (by ' . $PHPCAS_AUTH_CHECK_CALL['method'] . '() at ' . $PHPCAS_AUTH_CHECK_CALL['file'] . ':' . $PHPCAS_AUTH_CHECK_CALL['line'] . ') but the method returned FALSE');
- }
- return $PHPCAS_CLIENT->getUser();
- }
-
- /**
- * This method returns the CAS user's login name.
- * @warning should not be called only after phpCAS::forceAuthentication()
- * or phpCAS::checkAuthentication().
- *
- * @return the login name of the authenticated user
- */
- function getAttributes() {
- global $PHPCAS_CLIENT, $PHPCAS_AUTH_CHECK_CALL;
- if (!is_object($PHPCAS_CLIENT)) {
- phpCAS :: error('this method should not be called before ' . __CLASS__ . '::client() or ' . __CLASS__ . '::proxy()');
- }
- if (!$PHPCAS_AUTH_CHECK_CALL['done']) {
- phpCAS :: error('this method should only be called after ' . __CLASS__ . '::forceAuthentication() or ' . __CLASS__ . '::isAuthenticated()');
- }
- if (!$PHPCAS_AUTH_CHECK_CALL['result']) {
- phpCAS :: error('authentication was checked (by ' . $PHPCAS_AUTH_CHECK_CALL['method'] . '() at ' . $PHPCAS_AUTH_CHECK_CALL['file'] . ':' . $PHPCAS_AUTH_CHECK_CALL['line'] . ') but the method returned FALSE');
- }
- return $PHPCAS_CLIENT->getAttributes();
- }
- /**
- * Handle logout requests.
- */
- function handleLogoutRequests($check_client = true, $allowed_clients = false) {
- global $PHPCAS_CLIENT;
- if (!is_object($PHPCAS_CLIENT)) {
- phpCAS :: error('this method should not be called before ' . __CLASS__ . '::client() or ' . __CLASS__ . '::proxy()');
- }
- return ($PHPCAS_CLIENT->handleLogoutRequests($check_client, $allowed_clients));
- }
-
- /**
- * This method returns the URL to be used to login.
- * or phpCAS::isAuthenticated().
- *
- * @return the login name of the authenticated user
- */
- function getServerLoginURL() {
- global $PHPCAS_CLIENT;
- if (!is_object($PHPCAS_CLIENT)) {
- phpCAS :: error('this method should not be called before ' . __CLASS__ . '::client() or ' . __CLASS__ . '::proxy()');
- }
- return $PHPCAS_CLIENT->getServerLoginURL();
- }
-
- /**
- * Set the login URL of the CAS server.
- * @param $url the login URL
- * @since 0.4.21 by Wyman Chan
- */
- function setServerLoginURL($url = '') {
- global $PHPCAS_CLIENT;
- phpCAS :: traceBegin();
- if (!is_object($PHPCAS_CLIENT)) {
- phpCAS :: error('this method should only be called after
- ' . __CLASS__ . '::client()');
- }
- if (gettype($url) != 'string') {
- phpCAS :: error('type mismatched for parameter $url (should be
- `string\')');
- }
- $PHPCAS_CLIENT->setServerLoginURL($url);
- phpCAS :: traceEnd();
- }
-
- /**
- * Set the serviceValidate URL of the CAS server.
- * Used only in CAS 1.0 validations
- * @param $url the serviceValidate URL
- * @since 1.1.0 by Joachim Fritschi
- */
- function setServerServiceValidateURL($url = '') {
- global $PHPCAS_CLIENT;
- phpCAS :: traceBegin();
- if (!is_object($PHPCAS_CLIENT)) {
- phpCAS :: error('this method should only be called after
- ' . __CLASS__ . '::client()');
- }
- if (gettype($url) != 'string') {
- phpCAS :: error('type mismatched for parameter $url (should be
- `string\')');
- }
- $PHPCAS_CLIENT->setServerServiceValidateURL($url);
- phpCAS :: traceEnd();
- }
-
- /**
- * Set the proxyValidate URL of the CAS server.
- * Used for all CAS 2.0 validations
- * @param $url the proxyValidate URL
- * @since 1.1.0 by Joachim Fritschi
- */
- function setServerProxyValidateURL($url = '') {
- global $PHPCAS_CLIENT;
- phpCAS :: traceBegin();
- if (!is_object($PHPCAS_CLIENT)) {
- phpCAS :: error('this method should only be called after
- ' . __CLASS__ . '::client()');
- }
- if (gettype($url) != 'string') {
- phpCAS :: error('type mismatched for parameter $url (should be
- `string\')');
- }
- $PHPCAS_CLIENT->setServerProxyValidateURL($url);
- phpCAS :: traceEnd();
- }
-
- /**
- * Set the samlValidate URL of the CAS server.
- * @param $url the samlValidate URL
- * @since 1.1.0 by Joachim Fritschi
- */
- function setServerSamlValidateURL($url = '') {
- global $PHPCAS_CLIENT;
- phpCAS :: traceBegin();
- if (!is_object($PHPCAS_CLIENT)) {
- phpCAS :: error('this method should only be called after
- ' . __CLASS__ . '::client()');
- }
- if (gettype($url) != 'string') {
- phpCAS :: error('type mismatched for parameter $url (should be
- `string\')');
- }
- $PHPCAS_CLIENT->setServerSamlValidateURL($url);
- phpCAS :: traceEnd();
- }
-
- /**
- * This method returns the URL to be used to login.
- * or phpCAS::isAuthenticated().
- *
- * @return the login name of the authenticated user
- */
- function getServerLogoutURL() {
- global $PHPCAS_CLIENT;
- if (!is_object($PHPCAS_CLIENT)) {
- phpCAS :: error('this method should not be called before ' . __CLASS__ . '::client() or ' . __CLASS__ . '::proxy()');
- }
- return $PHPCAS_CLIENT->getServerLogoutURL();
- }
-
- /**
- * Set the logout URL of the CAS server.
- * @param $url the logout URL
- * @since 0.4.21 by Wyman Chan
- */
- function setServerLogoutURL($url = '') {
- global $PHPCAS_CLIENT;
- phpCAS :: traceBegin();
- if (!is_object($PHPCAS_CLIENT)) {
- phpCAS :: error('this method should only be called after
- ' . __CLASS__ . '::client()');
- }
- if (gettype($url) != 'string') {
- phpCAS :: error('type mismatched for parameter $url (should be
- `string\')');
- }
- $PHPCAS_CLIENT->setServerLogoutURL($url);
- phpCAS :: traceEnd();
- }
-
- /**
- * This method is used to logout from CAS.
- * @params $params an array that contains the optional url and service parameters that will be passed to the CAS server
- * @public
- */
- function logout($params = "") {
- global $PHPCAS_CLIENT;
- phpCAS :: traceBegin();
- if (!is_object($PHPCAS_CLIENT)) {
- phpCAS :: error('this method should only be called after ' . __CLASS__ . '::client() or' . __CLASS__ . '::proxy()');
- }
- $parsedParams = array ();
- if ($params != "") {
- if (is_string($params)) {
- phpCAS :: error('method `phpCAS::logout($url)\' is now deprecated, use `phpCAS::logoutWithUrl($url)\' instead');
- }
- if (!is_array($params)) {
- phpCAS :: error('type mismatched for parameter $params (should be `array\')');
- }
- foreach ($params as $key => $value) {
- if ($key != "service" && $key != "url") {
- phpCAS :: error('only `url\' and `service\' parameters are allowed for method `phpCAS::logout($params)\'');
- }
- $parsedParams[$key] = $value;
- }
- }
- $PHPCAS_CLIENT->logout($parsedParams);
- // never reached
- phpCAS :: traceEnd();
- }
-
- /**
- * This method is used to logout from CAS. Halts by redirecting to the CAS server.
- * @param $service a URL that will be transmitted to the CAS server
- */
- function logoutWithRedirectService($service) {
- global $PHPCAS_CLIENT;
- phpCAS :: traceBegin();
- if (!is_object($PHPCAS_CLIENT)) {
- phpCAS :: error('this method should only be called after ' . __CLASS__ . '::client() or' . __CLASS__ . '::proxy()');
- }
- if (!is_string($service)) {
- phpCAS :: error('type mismatched for parameter $service (should be `string\')');
- }
- $PHPCAS_CLIENT->logout(array (
- "service" => $service
- ));
- // never reached
- phpCAS :: traceEnd();
- }
-
- /**
- * This method is used to logout from CAS. Halts by redirecting to the CAS server.
- * @param $url a URL that will be transmitted to the CAS server
- */
- function logoutWithUrl($url) {
- global $PHPCAS_CLIENT;
- phpCAS :: traceBegin();
- if (!is_object($PHPCAS_CLIENT)) {
- phpCAS :: error('this method should only be called after ' . __CLASS__ . '::client() or' . __CLASS__ . '::proxy()');
- }
- if (!is_string($url)) {
- phpCAS :: error('type mismatched for parameter $url (should be `string\')');
- }
- $PHPCAS_CLIENT->logout(array (
- "url" => $url
- ));
- // never reached
- phpCAS :: traceEnd();
- }
-
- /**
- * This method is used to logout from CAS. Halts by redirecting to the CAS server.
- * @param $service a URL that will be transmitted to the CAS server
- * @param $url a URL that will be transmitted to the CAS server
- */
- function logoutWithRedirectServiceAndUrl($service, $url) {
- global $PHPCAS_CLIENT;
- phpCAS :: traceBegin();
- if (!is_object($PHPCAS_CLIENT)) {
- phpCAS :: error('this method should only be called after ' . __CLASS__ . '::client() or' . __CLASS__ . '::proxy()');
- }
- if (!is_string($service)) {
- phpCAS :: error('type mismatched for parameter $service (should be `string\')');
- }
- if (!is_string($url)) {
- phpCAS :: error('type mismatched for parameter $url (should be `string\')');
- }
- $PHPCAS_CLIENT->logout(array (
- "service" => $service,
- "url" => $url
- ));
- // never reached
- phpCAS :: traceEnd();
- }
-
- /**
- * Set the fixed URL that will be used by the CAS server to transmit the PGT.
- * When this method is not called, a phpCAS script uses its own URL for the callback.
- *
- * @param $url the URL
- */
- function setFixedCallbackURL($url = '') {
- global $PHPCAS_CLIENT;
- phpCAS :: traceBegin();
- if (!is_object($PHPCAS_CLIENT)) {
- phpCAS :: error('this method should only be called after ' . __CLASS__ . '::proxy()');
- }
- if (!$PHPCAS_CLIENT->isProxy()) {
- phpCAS :: error('this method should only be called after ' . __CLASS__ . '::proxy()');
- }
- if (gettype($url) != 'string') {
- phpCAS :: error('type mismatched for parameter $url (should be `string\')');
- }
- $PHPCAS_CLIENT->setCallbackURL($url);
- phpCAS :: traceEnd();
- }
-
- /**
- * Set the fixed URL that will be set as the CAS service parameter. When this
- * method is not called, a phpCAS script uses its own URL.
- *
- * @param $url the URL
- */
- function setFixedServiceURL($url) {
- global $PHPCAS_CLIENT;
- phpCAS :: traceBegin();
- if (!is_object($PHPCAS_CLIENT)) {
- phpCAS :: error('this method should only be called after ' . __CLASS__ . '::proxy()');
- }
- if (gettype($url) != 'string') {
- phpCAS :: error('type mismatched for parameter $url (should be `string\')');
- }
- $PHPCAS_CLIENT->setURL($url);
- phpCAS :: traceEnd();
- }
-
- /**
- * Get the URL that is set as the CAS service parameter.
- */
- function getServiceURL() {
- global $PHPCAS_CLIENT;
- if (!is_object($PHPCAS_CLIENT)) {
- phpCAS :: error('this method should only be called after ' . __CLASS__ . '::proxy()');
- }
- return ($PHPCAS_CLIENT->getURL());
- }
-
- /**
- * Retrieve a Proxy Ticket from the CAS server.
- */
- function retrievePT($target_service, & $err_code, & $err_msg) {
- global $PHPCAS_CLIENT;
- if (!is_object($PHPCAS_CLIENT)) {
- phpCAS :: error('this method should only be called after ' . __CLASS__ . '::proxy()');
- }
- if (gettype($target_service) != 'string') {
- phpCAS :: error('type mismatched for parameter $target_service(should be `string\')');
- }
- return ($PHPCAS_CLIENT->retrievePT($target_service, $err_code, $err_msg));
- }
-
- /**
- * Set the certificate of the CAS server.
- *
- * @param $cert the PEM certificate
- */
- function setCasServerCert($cert) {
- global $PHPCAS_CLIENT;
- phpCAS :: traceBegin();
- if (!is_object($PHPCAS_CLIENT)) {
- phpCAS :: error('this method should only be called after ' . __CLASS__ . '::client() or' . __CLASS__ . '::proxy()');
- }
- if (gettype($cert) != 'string') {
- phpCAS :: error('type mismatched for parameter $cert (should be `string\')');
- }
- $PHPCAS_CLIENT->setCasServerCert($cert);
- phpCAS :: traceEnd();
- }
-
- /**
- * Set the certificate of the CAS server CA.
- *
- * @param $cert the CA certificate
- */
- function setCasServerCACert($cert) {
- global $PHPCAS_CLIENT;
- phpCAS :: traceBegin();
- if (!is_object($PHPCAS_CLIENT)) {
- phpCAS :: error('this method should only be called after ' . __CLASS__ . '::client() or' . __CLASS__ . '::proxy()');
- }
- if (gettype($cert) != 'string') {
- phpCAS :: error('type mismatched for parameter $cert (should be `string\')');
- }
- $PHPCAS_CLIENT->setCasServerCACert($cert);
- phpCAS :: traceEnd();
- }
-
- /**
- * Set no SSL validation for the CAS server.
- */
- function setNoCasServerValidation() {
- global $PHPCAS_CLIENT;
- phpCAS :: traceBegin();
- if (!is_object($PHPCAS_CLIENT)) {
- phpCAS :: error('this method should only be called after ' . __CLASS__ . '::client() or' . __CLASS__ . '::proxy()');
- }
- $PHPCAS_CLIENT->setNoCasServerValidation();
- phpCAS :: traceEnd();
- }
-
- /** @} */
-
- /**
- * Change CURL options.
- * CURL is used to connect through HTTPS to CAS server
- * @param $key the option key
- * @param $value the value to set
- */
- function setExtraCurlOption($key, $value) {
- global $PHPCAS_CLIENT;
- phpCAS :: traceBegin();
- if (!is_object($PHPCAS_CLIENT)) {
- phpCAS :: error('this method should only be called after ' . __CLASS__ . '::client() or' . __CLASS__ . '::proxy()');
- }
- $PHPCAS_CLIENT->setExtraCurlOption($key, $value);
- phpCAS :: traceEnd();
- }
-
-}
-
-// ########################################################################
-// DOCUMENTATION
-// ########################################################################
-
-// ########################################################################
-// MAIN PAGE
-
-/**
- * @mainpage
- *
- * The following pages only show the source documentation.
- *
- */
-
-// ########################################################################
-// MODULES DEFINITION
-
-/** @defgroup public User interface */
-
-/** @defgroup publicInit Initialization
- * @ingroup public */
-
-/** @defgroup publicAuth Authentication
- * @ingroup public */
-
-/** @defgroup publicServices Access to external services
- * @ingroup public */
-
-/** @defgroup publicConfig Configuration
- * @ingroup public */
-
-/** @defgroup publicLang Internationalization
- * @ingroup publicConfig */
-
-/** @defgroup publicOutput HTML output
- * @ingroup publicConfig */
-
-/** @defgroup publicPGTStorage PGT storage
- * @ingroup publicConfig */
-
-/** @defgroup publicDebug Debugging
- * @ingroup public */
-
-/** @defgroup internal Implementation */
-
-/** @defgroup internalAuthentication Authentication
- * @ingroup internal */
-
-/** @defgroup internalBasic CAS Basic client features (CAS 1.0, Service Tickets)
- * @ingroup internal */
-
-/** @defgroup internalProxy CAS Proxy features (CAS 2.0, Proxy Granting Tickets)
- * @ingroup internal */
-
-/** @defgroup internalPGTStorage PGT storage
- * @ingroup internalProxy */
-
-/** @defgroup internalPGTStorageFile PGT storage on the filesystem
- * @ingroup internalPGTStorage */
-
-/** @defgroup internalCallback Callback from the CAS server
- * @ingroup internalProxy */
-
-/** @defgroup internalProxied CAS proxied client features (CAS 2.0, Proxy Tickets)
- * @ingroup internal */
-
-/** @defgroup internalConfig Configuration
- * @ingroup internal */
-
-/** @defgroup internalOutput HTML output
- * @ingroup internalConfig */
-
-/** @defgroup internalLang Internationalization
- * @ingroup internalConfig
- *
- * To add a new language:
- * - 1. define a new constant PHPCAS_LANG_XXXXXX in CAS/CAS.php
- * - 2. copy any file from CAS/languages to CAS/languages/XXXXXX.php
- * - 3. Make the translations
- */
-
-/** @defgroup internalDebug Debugging
- * @ingroup internal */
-
-/** @defgroup internalMisc Miscellaneous
- * @ingroup internal */
-
-// ########################################################################
-// EXAMPLES
-
-/**
- * @example example_simple.php
- */
-/**
- * @example example_proxy.php
- */
-/**
- * @example example_proxy2.php
- */
-/**
- * @example example_lang.php
- */
-/**
- * @example example_html.php
- */
-/**
- * @example example_file.php
- */
-/**
- * @example example_db.php
- */
-/**
- * @example example_service.php
- */
-/**
- * @example example_session_proxy.php
- */
-/**
- * @example example_session_service.php
- */
-/**
- * @example example_gateway.php
- */
-/**
- * @example example_custom_urls.php
- */
-?>
+
+ * @author Olivier Berger
+ * @author Brett Bieber
+ * @author Joachim Fritschi
+ * @author Adam Franco
+ * @license http://www.apache.org/licenses/LICENSE-2.0 Apache License 2.0
+ * @link https://wiki.jasig.org/display/CASC/phpCAS
+ * @ingroup public
+ */
+
+
+//
+// hack by Vangelis Haniotakis to handle the absence of $_SERVER['REQUEST_URI']
+// in IIS
+//
+if (php_sapi_name() != 'cli') {
+ if (!isset($_SERVER['REQUEST_URI'])) {
+ $_SERVER['REQUEST_URI'] = $_SERVER['SCRIPT_NAME'] . '?' . $_SERVER['QUERY_STRING'];
+ }
+}
+
+// Add a E_USER_DEPRECATED for php versions <= 5.2
+if (!defined('E_USER_DEPRECATED')) {
+ define('E_USER_DEPRECATED', E_USER_NOTICE);
+}
+
+
+// ########################################################################
+// CONSTANTS
+// ########################################################################
+
+// ------------------------------------------------------------------------
+// CAS VERSIONS
+// ------------------------------------------------------------------------
+
+/**
+ * phpCAS version. accessible for the user by phpCAS::getVersion().
+ */
+define('PHPCAS_VERSION', '1.3.2');
+
+/**
+ * @addtogroup public
+ * @{
+ */
+
+/**
+ * CAS version 1.0
+ */
+define("CAS_VERSION_1_0", '1.0');
+/*!
+ * CAS version 2.0
+*/
+define("CAS_VERSION_2_0", '2.0');
+
+// ------------------------------------------------------------------------
+// SAML defines
+// ------------------------------------------------------------------------
+
+/**
+ * SAML protocol
+ */
+define("SAML_VERSION_1_1", 'S1');
+
+/**
+ * XML header for SAML POST
+ */
+define("SAML_XML_HEADER", '');
+
+/**
+ * SOAP envelope for SAML POST
+ */
+define("SAML_SOAP_ENV", '');
+
+/**
+ * SOAP body for SAML POST
+ */
+define("SAML_SOAP_BODY", '');
+
+/**
+ * SAMLP request
+ */
+define("SAMLP_REQUEST", '');
+define("SAMLP_REQUEST_CLOSE", '');
+
+/**
+ * SAMLP artifact tag (for the ticket)
+ */
+define("SAML_ASSERTION_ARTIFACT", '');
+
+/**
+ * SAMLP close
+ */
+define("SAML_ASSERTION_ARTIFACT_CLOSE", '');
+
+/**
+ * SOAP body close
+ */
+define("SAML_SOAP_BODY_CLOSE", '');
+
+/**
+ * SOAP envelope close
+ */
+define("SAML_SOAP_ENV_CLOSE", '');
+
+/**
+ * SAML Attributes
+ */
+define("SAML_ATTRIBUTES", 'SAMLATTRIBS');
+
+/** @} */
+/**
+ * @addtogroup publicPGTStorage
+ * @{
+ */
+// ------------------------------------------------------------------------
+// FILE PGT STORAGE
+// ------------------------------------------------------------------------
+/**
+ * Default path used when storing PGT's to file
+ */
+define("CAS_PGT_STORAGE_FILE_DEFAULT_PATH", session_save_path());
+/** @} */
+// ------------------------------------------------------------------------
+// SERVICE ACCESS ERRORS
+// ------------------------------------------------------------------------
+/**
+ * @addtogroup publicServices
+ * @{
+ */
+
+/**
+ * phpCAS::service() error code on success
+ */
+define("PHPCAS_SERVICE_OK", 0);
+/**
+ * phpCAS::service() error code when the PT could not retrieve because
+ * the CAS server did not respond.
+ */
+define("PHPCAS_SERVICE_PT_NO_SERVER_RESPONSE", 1);
+/**
+ * phpCAS::service() error code when the PT could not retrieve because
+ * the response of the CAS server was ill-formed.
+ */
+define("PHPCAS_SERVICE_PT_BAD_SERVER_RESPONSE", 2);
+/**
+ * phpCAS::service() error code when the PT could not retrieve because
+ * the CAS server did not want to.
+ */
+define("PHPCAS_SERVICE_PT_FAILURE", 3);
+/**
+ * phpCAS::service() error code when the service was not available.
+ */
+define("PHPCAS_SERVICE_NOT_AVAILABLE", 4);
+
+// ------------------------------------------------------------------------
+// SERVICE TYPES
+// ------------------------------------------------------------------------
+/**
+ * phpCAS::getProxiedService() type for HTTP GET
+ */
+define("PHPCAS_PROXIED_SERVICE_HTTP_GET", 'CAS_ProxiedService_Http_Get');
+/**
+ * phpCAS::getProxiedService() type for HTTP POST
+ */
+define("PHPCAS_PROXIED_SERVICE_HTTP_POST", 'CAS_ProxiedService_Http_Post');
+/**
+ * phpCAS::getProxiedService() type for IMAP
+ */
+define("PHPCAS_PROXIED_SERVICE_IMAP", 'CAS_ProxiedService_Imap');
+
+
+/** @} */
+// ------------------------------------------------------------------------
+// LANGUAGES
+// ------------------------------------------------------------------------
+/**
+ * @addtogroup publicLang
+ * @{
+ */
+
+define("PHPCAS_LANG_ENGLISH", 'CAS_Languages_English');
+define("PHPCAS_LANG_FRENCH", 'CAS_Languages_French');
+define("PHPCAS_LANG_GREEK", 'CAS_Languages_Greek');
+define("PHPCAS_LANG_GERMAN", 'CAS_Languages_German');
+define("PHPCAS_LANG_JAPANESE", 'CAS_Languages_Japanese');
+define("PHPCAS_LANG_SPANISH", 'CAS_Languages_Spanish');
+define("PHPCAS_LANG_CATALAN", 'CAS_Languages_Catalan');
+
+/** @} */
+
+/**
+ * @addtogroup internalLang
+ * @{
+ */
+
+/**
+ * phpCAS default language (when phpCAS::setLang() is not used)
+ */
+define("PHPCAS_LANG_DEFAULT", PHPCAS_LANG_ENGLISH);
+
+/** @} */
+// ------------------------------------------------------------------------
+// DEBUG
+// ------------------------------------------------------------------------
+/**
+ * @addtogroup publicDebug
+ * @{
+ */
+
+/**
+ * The default directory for the debug file under Unix.
+ */
+define('DEFAULT_DEBUG_DIR', '/tmp/');
+
+/** @} */
+
+// include the class autoloader
+require_once dirname(__FILE__) . '/CAS/Autoload.php';
+
+/**
+ * The phpCAS class is a simple container for the phpCAS library. It provides CAS
+ * authentication for web applications written in PHP.
+ *
+ * @ingroup public
+ * @class phpCAS
+ * @category Authentication
+ * @package PhpCAS
+ * @author Pascal Aubry
+ * @author Olivier Berger
+ * @author Brett Bieber
+ * @author Joachim Fritschi
+ * @author Adam Franco
+ * @license http://www.apache.org/licenses/LICENSE-2.0 Apache License 2.0
+ * @link https://wiki.jasig.org/display/CASC/phpCAS
+ */
+
+class phpCAS
+{
+
+ /**
+ * This variable is used by the interface class phpCAS.
+ *
+ * @hideinitializer
+ */
+ private static $_PHPCAS_CLIENT;
+
+ /**
+ * This variable is used to store where the initializer is called from
+ * (to print a comprehensive error in case of multiple calls).
+ *
+ * @hideinitializer
+ */
+ private static $_PHPCAS_INIT_CALL;
+
+ /**
+ * This variable is used to store phpCAS debug mode.
+ *
+ * @hideinitializer
+ */
+ private static $_PHPCAS_DEBUG;
+
+
+ // ########################################################################
+ // INITIALIZATION
+ // ########################################################################
+
+ /**
+ * @addtogroup publicInit
+ * @{
+ */
+
+ /**
+ * phpCAS client initializer.
+ *
+ * @param string $server_version the version of the CAS server
+ * @param string $server_hostname the hostname of the CAS server
+ * @param string $server_port the port the CAS server is running on
+ * @param string $server_uri the URI the CAS server is responding on
+ * @param bool $changeSessionID Allow phpCAS to change the session_id (Single
+ * Sign Out/handleLogoutRequests is based on that change)
+ *
+ * @return a newly created CAS_Client object
+ * @note Only one of the phpCAS::client() and phpCAS::proxy functions should be
+ * called, only once, and before all other methods (except phpCAS::getVersion()
+ * and phpCAS::setDebug()).
+ */
+ public static function client($server_version, $server_hostname,
+ $server_port, $server_uri, $changeSessionID = true
+ ) {
+ phpCAS :: traceBegin();
+ if (is_object(self::$_PHPCAS_CLIENT)) {
+ phpCAS :: error(self::$_PHPCAS_INIT_CALL['method'] . '() has already been called (at ' . self::$_PHPCAS_INIT_CALL['file'] . ':' . self::$_PHPCAS_INIT_CALL['line'] . ')');
+ }
+ if (gettype($server_version) != 'string') {
+ phpCAS :: error('type mismatched for parameter $server_version (should be `string\')');
+ }
+ if (gettype($server_hostname) != 'string') {
+ phpCAS :: error('type mismatched for parameter $server_hostname (should be `string\')');
+ }
+ if (gettype($server_port) != 'integer') {
+ phpCAS :: error('type mismatched for parameter $server_port (should be `integer\')');
+ }
+ if (gettype($server_uri) != 'string') {
+ phpCAS :: error('type mismatched for parameter $server_uri (should be `string\')');
+ }
+
+ // store where the initializer is called from
+ $dbg = debug_backtrace();
+ self::$_PHPCAS_INIT_CALL = array (
+ 'done' => true,
+ 'file' => $dbg[0]['file'],
+ 'line' => $dbg[0]['line'],
+ 'method' => __CLASS__ . '::' . __FUNCTION__
+ );
+
+ // initialize the object $_PHPCAS_CLIENT
+ self::$_PHPCAS_CLIENT = new CAS_Client(
+ $server_version, false, $server_hostname, $server_port, $server_uri,
+ $changeSessionID
+ );
+ phpCAS :: traceEnd();
+ }
+
+ /**
+ * phpCAS proxy initializer.
+ *
+ * @param string $server_version the version of the CAS server
+ * @param string $server_hostname the hostname of the CAS server
+ * @param string $server_port the port the CAS server is running on
+ * @param string $server_uri the URI the CAS server is responding on
+ * @param bool $changeSessionID Allow phpCAS to change the session_id (Single
+ * Sign Out/handleLogoutRequests is based on that change)
+ *
+ * @return a newly created CAS_Client object
+ * @note Only one of the phpCAS::client() and phpCAS::proxy functions should be
+ * called, only once, and before all other methods (except phpCAS::getVersion()
+ * and phpCAS::setDebug()).
+ */
+ public static function proxy($server_version, $server_hostname,
+ $server_port, $server_uri, $changeSessionID = true
+ ) {
+ phpCAS :: traceBegin();
+ if (is_object(self::$_PHPCAS_CLIENT)) {
+ phpCAS :: error(self::$_PHPCAS_INIT_CALL['method'] . '() has already been called (at ' . self::$_PHPCAS_INIT_CALL['file'] . ':' . self::$_PHPCAS_INIT_CALL['line'] . ')');
+ }
+ if (gettype($server_version) != 'string') {
+ phpCAS :: error('type mismatched for parameter $server_version (should be `string\')');
+ }
+ if (gettype($server_hostname) != 'string') {
+ phpCAS :: error('type mismatched for parameter $server_hostname (should be `string\')');
+ }
+ if (gettype($server_port) != 'integer') {
+ phpCAS :: error('type mismatched for parameter $server_port (should be `integer\')');
+ }
+ if (gettype($server_uri) != 'string') {
+ phpCAS :: error('type mismatched for parameter $server_uri (should be `string\')');
+ }
+
+ // store where the initialzer is called from
+ $dbg = debug_backtrace();
+ self::$_PHPCAS_INIT_CALL = array (
+ 'done' => true,
+ 'file' => $dbg[0]['file'],
+ 'line' => $dbg[0]['line'],
+ 'method' => __CLASS__ . '::' . __FUNCTION__
+ );
+
+ // initialize the object $_PHPCAS_CLIENT
+ self::$_PHPCAS_CLIENT = new CAS_Client(
+ $server_version, true, $server_hostname, $server_port, $server_uri,
+ $changeSessionID
+ );
+ phpCAS :: traceEnd();
+ }
+
+ /** @} */
+ // ########################################################################
+ // DEBUGGING
+ // ########################################################################
+
+ /**
+ * @addtogroup publicDebug
+ * @{
+ */
+
+ /**
+ * Set/unset debug mode
+ *
+ * @param string $filename the name of the file used for logging, or false
+ * to stop debugging.
+ *
+ * @return void
+ */
+ public static function setDebug($filename = '')
+ {
+ if ($filename != false && gettype($filename) != 'string') {
+ phpCAS :: error('type mismatched for parameter $dbg (should be false or the name of the log file)');
+ }
+ if ($filename === false) {
+ self::$_PHPCAS_DEBUG['filename'] = false;
+
+ } else {
+ if (empty ($filename)) {
+ if (preg_match('/^Win.*/', getenv('OS'))) {
+ if (isset ($_ENV['TMP'])) {
+ $debugDir = $_ENV['TMP'] . '/';
+ } else {
+ $debugDir = '';
+ }
+ } else {
+ $debugDir = DEFAULT_DEBUG_DIR;
+ }
+ $filename = $debugDir . 'phpCAS.log';
+ }
+
+ if (empty (self::$_PHPCAS_DEBUG['unique_id'])) {
+ self::$_PHPCAS_DEBUG['unique_id'] = substr(strtoupper(md5(uniqid(''))), 0, 4);
+ }
+
+ self::$_PHPCAS_DEBUG['filename'] = $filename;
+ self::$_PHPCAS_DEBUG['indent'] = 0;
+
+ phpCAS :: trace('START phpCAS-' . PHPCAS_VERSION . ' ******************');
+ }
+ }
+
+
+ /**
+ * Logs a string in debug mode.
+ *
+ * @param string $str the string to write
+ *
+ * @return void
+ * @private
+ */
+ public static function log($str)
+ {
+ $indent_str = ".";
+
+
+ if (!empty(self::$_PHPCAS_DEBUG['filename'])) {
+ // Check if file exists and modifiy file permissions to be only
+ // readable by the webserver
+ if (!file_exists(self::$_PHPCAS_DEBUG['filename'])) {
+ touch(self::$_PHPCAS_DEBUG['filename']);
+ // Chmod will fail on windows
+ @chmod(self::$_PHPCAS_DEBUG['filename'], 0600);
+ }
+ for ($i = 0; $i < self::$_PHPCAS_DEBUG['indent']; $i++) {
+
+ $indent_str .= '| ';
+ }
+ // allow for multiline output with proper identing. Usefull for
+ // dumping cas answers etc.
+ $str2 = str_replace("\n", "\n" . self::$_PHPCAS_DEBUG['unique_id'] . ' ' . $indent_str, $str);
+ error_log(self::$_PHPCAS_DEBUG['unique_id'] . ' ' . $indent_str . $str2 . "\n", 3, self::$_PHPCAS_DEBUG['filename']);
+ }
+
+ }
+
+ /**
+ * This method is used by interface methods to print an error and where the
+ * function was originally called from.
+ *
+ * @param string $msg the message to print
+ *
+ * @return void
+ * @private
+ */
+ public static function error($msg)
+ {
+ $dbg = debug_backtrace();
+ $function = '?';
+ $file = '?';
+ $line = '?';
+ if (is_array($dbg)) {
+ for ($i = 1; $i < sizeof($dbg); $i++) {
+ if (is_array($dbg[$i]) && isset($dbg[$i]['class']) ) {
+ if ($dbg[$i]['class'] == __CLASS__) {
+ $function = $dbg[$i]['function'];
+ $file = $dbg[$i]['file'];
+ $line = $dbg[$i]['line'];
+ }
+ }
+ }
+ }
+ echo "
\nphpCAS error: " . __CLASS__ . "::" . $function . '(): ' . htmlentities($msg) . " in " . $file . " on line " . $line . "
\n";
+ phpCAS :: trace($msg);
+ phpCAS :: traceEnd();
+
+ throw new CAS_GracefullTerminationException(__CLASS__ . "::" . $function . '(): ' . $msg);
+ }
+
+ /**
+ * This method is used to log something in debug mode.
+ *
+ * @param string $str string to log
+ *
+ * @return void
+ */
+ public static function trace($str)
+ {
+ $dbg = debug_backtrace();
+ phpCAS :: log($str . ' [' . basename($dbg[0]['file']) . ':' . $dbg[0]['line'] . ']');
+ }
+
+ /**
+ * This method is used to indicate the start of the execution of a function in debug mode.
+ *
+ * @return void
+ */
+ public static function traceBegin()
+ {
+ $dbg = debug_backtrace();
+ $str = '=> ';
+ if (!empty ($dbg[1]['class'])) {
+ $str .= $dbg[1]['class'] . '::';
+ }
+ $str .= $dbg[1]['function'] . '(';
+ if (is_array($dbg[1]['args'])) {
+ foreach ($dbg[1]['args'] as $index => $arg) {
+ if ($index != 0) {
+ $str .= ', ';
+ }
+ if (is_object($arg)) {
+ $str .= get_class($arg);
+ } else {
+ $str .= str_replace(array("\r\n", "\n", "\r"), "", var_export($arg, true));
+ }
+ }
+ }
+ if (isset($dbg[1]['file'])) {
+ $file = basename($dbg[1]['file']);
+ } else {
+ $file = 'unknown_file';
+ }
+ if (isset($dbg[1]['line'])) {
+ $line = $dbg[1]['line'];
+ } else {
+ $line = 'unknown_line';
+ }
+ $str .= ') [' . $file . ':' . $line . ']';
+ phpCAS :: log($str);
+ if (!isset(self::$_PHPCAS_DEBUG['indent'])) {
+ self::$_PHPCAS_DEBUG['indent'] = 0;
+ } else {
+ self::$_PHPCAS_DEBUG['indent']++;
+ }
+ }
+
+ /**
+ * This method is used to indicate the end of the execution of a function in
+ * debug mode.
+ *
+ * @param string $res the result of the function
+ *
+ * @return void
+ */
+ public static function traceEnd($res = '')
+ {
+ if (empty(self::$_PHPCAS_DEBUG['indent'])) {
+ self::$_PHPCAS_DEBUG['indent'] = 0;
+ } else {
+ self::$_PHPCAS_DEBUG['indent']--;
+ }
+ $dbg = debug_backtrace();
+ $str = '';
+ if (is_object($res)) {
+ $str .= '<= ' . get_class($res);
+ } else {
+ $str .= '<= ' . str_replace(array("\r\n", "\n", "\r"), "", var_export($res, true));
+ }
+
+ phpCAS :: log($str);
+ }
+
+ /**
+ * This method is used to indicate the end of the execution of the program
+ *
+ * @return void
+ */
+ public static function traceExit()
+ {
+ phpCAS :: log('exit()');
+ while (self::$_PHPCAS_DEBUG['indent'] > 0) {
+ phpCAS :: log('-');
+ self::$_PHPCAS_DEBUG['indent']--;
+ }
+ }
+
+ /** @} */
+ // ########################################################################
+ // INTERNATIONALIZATION
+ // ########################################################################
+ /**
+ * @addtogroup publicLang
+ * @{
+ */
+
+ /**
+ * This method is used to set the language used by phpCAS.
+ *
+ * @param string $lang string representing the language.
+ *
+ * @return void
+ *
+ * @sa PHPCAS_LANG_FRENCH, PHPCAS_LANG_ENGLISH
+ * @note Can be called only once.
+ */
+ public static function setLang($lang)
+ {
+ if (!is_object(self::$_PHPCAS_CLIENT)) {
+ phpCAS :: error('this method should not be called before ' . __CLASS__ . '::client() or ' . __CLASS__ . '::proxy()');
+ }
+ if (gettype($lang) != 'string') {
+ phpCAS :: error('type mismatched for parameter $lang (should be `string\')');
+ }
+ self::$_PHPCAS_CLIENT->setLang($lang);
+ }
+
+ /** @} */
+ // ########################################################################
+ // VERSION
+ // ########################################################################
+ /**
+ * @addtogroup public
+ * @{
+ */
+
+ /**
+ * This method returns the phpCAS version.
+ *
+ * @return the phpCAS version.
+ */
+ public static function getVersion()
+ {
+ return PHPCAS_VERSION;
+ }
+
+ /** @} */
+ // ########################################################################
+ // HTML OUTPUT
+ // ########################################################################
+ /**
+ * @addtogroup publicOutput
+ * @{
+ */
+
+ /**
+ * This method sets the HTML header used for all outputs.
+ *
+ * @param string $header the HTML header.
+ *
+ * @return void
+ */
+ public static function setHTMLHeader($header)
+ {
+ if (!is_object(self::$_PHPCAS_CLIENT)) {
+ phpCAS :: error('this method should not be called before ' . __CLASS__ . '::client() or ' . __CLASS__ . '::proxy()');
+ }
+ if (gettype($header) != 'string') {
+ phpCAS :: error('type mismatched for parameter $header (should be `string\')');
+ }
+ self::$_PHPCAS_CLIENT->setHTMLHeader($header);
+ }
+
+ /**
+ * This method sets the HTML footer used for all outputs.
+ *
+ * @param string $footer the HTML footer.
+ *
+ * @return void
+ */
+ public static function setHTMLFooter($footer)
+ {
+ if (!is_object(self::$_PHPCAS_CLIENT)) {
+ phpCAS :: error('this method should not be called before ' . __CLASS__ . '::client() or ' . __CLASS__ . '::proxy()');
+ }
+ if (gettype($footer) != 'string') {
+ phpCAS :: error('type mismatched for parameter $footer (should be `string\')');
+ }
+ self::$_PHPCAS_CLIENT->setHTMLFooter($footer);
+ }
+
+ /** @} */
+ // ########################################################################
+ // PGT STORAGE
+ // ########################################################################
+ /**
+ * @addtogroup publicPGTStorage
+ * @{
+ */
+
+ /**
+ * This method can be used to set a custom PGT storage object.
+ *
+ * @param CAS_PGTStorage $storage a PGT storage object that inherits from the
+ * CAS_PGTStorage class
+ *
+ * @return void
+ */
+ public static function setPGTStorage($storage)
+ {
+ phpCAS :: traceBegin();
+ if (!is_object(self::$_PHPCAS_CLIENT)) {
+ phpCAS :: error('this method should only be called after ' . __CLASS__ . '::proxy()');
+ }
+ if (!self::$_PHPCAS_CLIENT->isProxy()) {
+ phpCAS :: error('this method should only be called after ' . __CLASS__ . '::proxy()');
+ }
+ if (self::$_PHPCAS_CLIENT->wasAuthenticationCalled()) {
+ phpCAS :: error('this method should only be called before ' . self::$_PHPCAS_CLIENT->getAuthenticationCallerMethod() . '() (called at ' . self::$_PHPCAS_CLIENT->getAuthenticationCallerFile() . ':' . self::$_PHPCAS_CLIENT->getAuthenticationCallerLine() . ')');
+ }
+ if ( !($storage instanceof CAS_PGTStorage) ) {
+ phpCAS :: error('type mismatched for parameter $storage (should be a CAS_PGTStorage `object\')');
+ }
+ self::$_PHPCAS_CLIENT->setPGTStorage($storage);
+ phpCAS :: traceEnd();
+ }
+
+ /**
+ * This method is used to tell phpCAS to store the response of the
+ * CAS server to PGT requests in a database.
+ *
+ * @param string $dsn_or_pdo a dsn string to use for creating a PDO
+ * object or a PDO object
+ * @param string $username the username to use when connecting to the
+ * database
+ * @param string $password the password to use when connecting to the
+ * database
+ * @param string $table the table to use for storing and retrieving
+ * PGT's
+ * @param string $driver_options any driver options to use when connecting
+ * to the database
+ *
+ * @return void
+ */
+ public static function setPGTStorageDb($dsn_or_pdo, $username='',
+ $password='', $table='', $driver_options=null
+ ) {
+ phpCAS :: traceBegin();
+ if (!is_object(self::$_PHPCAS_CLIENT)) {
+ phpCAS :: error('this method should only be called after ' . __CLASS__ . '::proxy()');
+ }
+ if (!self::$_PHPCAS_CLIENT->isProxy()) {
+ phpCAS :: error('this method should only be called after ' . __CLASS__ . '::proxy()');
+ }
+ if (self::$_PHPCAS_CLIENT->wasAuthenticationCalled()) {
+ phpCAS :: error('this method should only be called before ' . self::$_PHPCAS_CLIENT->getAuthenticationCallerMethod() . '() (called at ' . self::$_PHPCAS_CLIENT->getAuthenticationCallerFile() . ':' . self::$_PHPCAS_CLIENT->getAuthenticationCallerLine() . ')');
+ }
+ if (gettype($username) != 'string') {
+ phpCAS :: error('type mismatched for parameter $username (should be `string\')');
+ }
+ if (gettype($password) != 'string') {
+ phpCAS :: error('type mismatched for parameter $password (should be `string\')');
+ }
+ if (gettype($table) != 'string') {
+ phpCAS :: error('type mismatched for parameter $table (should be `string\')');
+ }
+ self::$_PHPCAS_CLIENT->setPGTStorageDb($dsn_or_pdo, $username, $password, $table, $driver_options);
+ phpCAS :: traceEnd();
+ }
+
+ /**
+ * This method is used to tell phpCAS to store the response of the
+ * CAS server to PGT requests onto the filesystem.
+ *
+ * @param string $path the path where the PGT's should be stored
+ *
+ * @return void
+ */
+ public static function setPGTStorageFile($path = '')
+ {
+ phpCAS :: traceBegin();
+ if (!is_object(self::$_PHPCAS_CLIENT)) {
+ phpCAS :: error('this method should only be called after ' . __CLASS__ . '::proxy()');
+ }
+ if (!self::$_PHPCAS_CLIENT->isProxy()) {
+ phpCAS :: error('this method should only be called after ' . __CLASS__ . '::proxy()');
+ }
+ if (self::$_PHPCAS_CLIENT->wasAuthenticationCalled()) {
+ phpCAS :: error('this method should only be called before ' . self::$_PHPCAS_CLIENT->getAuthenticationCallerMethod() . '() (called at ' . self::$_PHPCAS_CLIENT->getAuthenticationCallerFile() . ':' . self::$_PHPCAS_CLIENT->getAuthenticationCallerLine() . ')');
+ }
+ if (gettype($path) != 'string') {
+ phpCAS :: error('type mismatched for parameter $path (should be `string\')');
+ }
+ self::$_PHPCAS_CLIENT->setPGTStorageFile($path);
+ phpCAS :: traceEnd();
+ }
+ /** @} */
+ // ########################################################################
+ // ACCESS TO EXTERNAL SERVICES
+ // ########################################################################
+ /**
+ * @addtogroup publicServices
+ * @{
+ */
+
+ /**
+ * Answer a proxy-authenticated service handler.
+ *
+ * @param string $type The service type. One of
+ * PHPCAS_PROXIED_SERVICE_HTTP_GET; PHPCAS_PROXIED_SERVICE_HTTP_POST;
+ * PHPCAS_PROXIED_SERVICE_IMAP
+ *
+ * @return CAS_ProxiedService
+ * @throws InvalidArgumentException If the service type is unknown.
+ */
+ public static function getProxiedService ($type)
+ {
+ phpCAS :: traceBegin();
+ if (!is_object(self::$_PHPCAS_CLIENT)) {
+ phpCAS :: error('this method should only be called after ' . __CLASS__ . '::proxy()');
+ }
+ if (!self::$_PHPCAS_CLIENT->isProxy()) {
+ phpCAS :: error('this method should only be called after ' . __CLASS__ . '::proxy()');
+ }
+ if (!self::$_PHPCAS_CLIENT->wasAuthenticationCalled()) {
+ phpCAS :: error('this method should only be called after the programmer is sure the user has been authenticated (by calling ' . __CLASS__ . '::checkAuthentication() or ' . __CLASS__ . '::forceAuthentication()');
+ }
+ if (!self::$_PHPCAS_CLIENT->wasAuthenticationCallSuccessful()) {
+ phpCAS :: error('authentication was checked (by ' . self::$_PHPCAS_CLIENT->getAuthenticationCallerMethod() . '() at ' . self::$_PHPCAS_CLIENT->getAuthenticationCallerFile() . ':' . self::$_PHPCAS_CLIENT->getAuthenticationCallerLine() . ') but the method returned false');
+ }
+ if (gettype($type) != 'string') {
+ phpCAS :: error('type mismatched for parameter $type (should be `string\')');
+ }
+
+ $res = self::$_PHPCAS_CLIENT->getProxiedService($type);
+
+ phpCAS :: traceEnd();
+ return $res;
+ }
+
+ /**
+ * Initialize a proxied-service handler with the proxy-ticket it should use.
+ *
+ * @param CAS_ProxiedService $proxiedService Proxied Service Handler
+ *
+ * @return void
+ * @throws CAS_ProxyTicketException If there is a proxy-ticket failure.
+ * The code of the Exception will be one of:
+ * PHPCAS_SERVICE_PT_NO_SERVER_RESPONSE
+ * PHPCAS_SERVICE_PT_BAD_SERVER_RESPONSE
+ * PHPCAS_SERVICE_PT_FAILURE
+ */
+ public static function initializeProxiedService (CAS_ProxiedService $proxiedService)
+ {
+ if (!is_object(self::$_PHPCAS_CLIENT)) {
+ phpCAS :: error('this method should only be called after ' . __CLASS__ . '::proxy()');
+ }
+ if (!self::$_PHPCAS_CLIENT->isProxy()) {
+ phpCAS :: error('this method should only be called after ' . __CLASS__ . '::proxy()');
+ }
+ if (!self::$_PHPCAS_CLIENT->wasAuthenticationCalled()) {
+ phpCAS :: error('this method should only be called after the programmer is sure the user has been authenticated (by calling ' . __CLASS__ . '::checkAuthentication() or ' . __CLASS__ . '::forceAuthentication()');
+ }
+ if (!self::$_PHPCAS_CLIENT->wasAuthenticationCallSuccessful()) {
+ phpCAS :: error('authentication was checked (by ' . self::$_PHPCAS_CLIENT->getAuthenticationCallerMethod() . '() at ' . self::$_PHPCAS_CLIENT->getAuthenticationCallerFile() . ':' . self::$_PHPCAS_CLIENT->getAuthenticationCallerLine() . ') but the method returned false');
+ }
+
+ self::$_PHPCAS_CLIENT->initializeProxiedService($proxiedService);
+ }
+
+ /**
+ * This method is used to access an HTTP[S] service.
+ *
+ * @param string $url the service to access.
+ * @param string &$err_code an error code Possible values are
+ * PHPCAS_SERVICE_OK (on success), PHPCAS_SERVICE_PT_NO_SERVER_RESPONSE,
+ * PHPCAS_SERVICE_PT_BAD_SERVER_RESPONSE, PHPCAS_SERVICE_PT_FAILURE,
+ * PHPCAS_SERVICE_NOT_AVAILABLE.
+ * @param string &$output the output of the service (also used to give an
+ * error message on failure).
+ *
+ * @return bool true on success, false otherwise (in this later case,
+ * $err_code gives the reason why it failed and $output contains an error
+ * message).
+ */
+ public static function serviceWeb($url, & $err_code, & $output)
+ {
+ phpCAS :: traceBegin();
+ if (!is_object(self::$_PHPCAS_CLIENT)) {
+ phpCAS :: error('this method should only be called after ' . __CLASS__ . '::proxy()');
+ }
+ if (!self::$_PHPCAS_CLIENT->isProxy()) {
+ phpCAS :: error('this method should only be called after ' . __CLASS__ . '::proxy()');
+ }
+ if (!self::$_PHPCAS_CLIENT->wasAuthenticationCalled()) {
+ phpCAS :: error('this method should only be called after the programmer is sure the user has been authenticated (by calling ' . __CLASS__ . '::checkAuthentication() or ' . __CLASS__ . '::forceAuthentication()');
+ }
+ if (!self::$_PHPCAS_CLIENT->wasAuthenticationCallSuccessful()) {
+ phpCAS :: error('authentication was checked (by ' . self::$_PHPCAS_CLIENT->getAuthenticationCallerMethod() . '() at ' . self::$_PHPCAS_CLIENT->getAuthenticationCallerFile() . ':' . self::$_PHPCAS_CLIENT->getAuthenticationCallerLine() . ') but the method returned false');
+ }
+ if (gettype($url) != 'string') {
+ phpCAS :: error('type mismatched for parameter $url (should be `string\')');
+ }
+
+ $res = self::$_PHPCAS_CLIENT->serviceWeb($url, $err_code, $output);
+
+ phpCAS :: traceEnd($res);
+ return $res;
+ }
+
+ /**
+ * This method is used to access an IMAP/POP3/NNTP service.
+ *
+ * @param string $url a string giving the URL of the service,
+ * including the mailing box for IMAP URLs, as accepted by imap_open().
+ * @param string $service a string giving for CAS retrieve Proxy ticket
+ * @param string $flags options given to imap_open().
+ * @param string &$err_code an error code Possible values are
+ * PHPCAS_SERVICE_OK (on success), PHPCAS_SERVICE_PT_NO_SERVER_RESPONSE,
+ * PHPCAS_SERVICE_PT_BAD_SERVER_RESPONSE, PHPCAS_SERVICE_PT_FAILURE,
+ * PHPCAS_SERVICE_NOT_AVAILABLE.
+ * @param string &$err_msg an error message on failure
+ * @param string &$pt the Proxy Ticket (PT) retrieved from the CAS
+ * server to access the URL on success, false on error).
+ *
+ * @return object IMAP stream on success, false otherwise (in this later
+ * case, $err_code gives the reason why it failed and $err_msg contains an
+ * error message).
+ */
+ public static function serviceMail($url, $service, $flags, & $err_code, & $err_msg, & $pt)
+ {
+ phpCAS :: traceBegin();
+ if (!is_object(self::$_PHPCAS_CLIENT)) {
+ phpCAS :: error('this method should only be called after ' . __CLASS__ . '::proxy()');
+ }
+ if (!self::$_PHPCAS_CLIENT->isProxy()) {
+ phpCAS :: error('this method should only be called after ' . __CLASS__ . '::proxy()');
+ }
+ if (!self::$_PHPCAS_CLIENT->wasAuthenticationCalled()) {
+ phpCAS :: error('this method should only be called after the programmer is sure the user has been authenticated (by calling ' . __CLASS__ . '::checkAuthentication() or ' . __CLASS__ . '::forceAuthentication()');
+ }
+ if (!self::$_PHPCAS_CLIENT->wasAuthenticationCallSuccessful()) {
+ phpCAS :: error('authentication was checked (by ' . self::$_PHPCAS_CLIENT->getAuthenticationCallerMethod() . '() at ' . self::$_PHPCAS_CLIENT->getAuthenticationCallerFile() . ':' . self::$_PHPCAS_CLIENT->getAuthenticationCallerLine() . ') but the method returned false');
+ }
+ if (gettype($url) != 'string') {
+ phpCAS :: error('type mismatched for parameter $url (should be `string\')');
+ }
+
+ if (gettype($flags) != 'integer') {
+ phpCAS :: error('type mismatched for parameter $flags (should be `integer\')');
+ }
+
+ $res = self::$_PHPCAS_CLIENT->serviceMail($url, $service, $flags, $err_code, $err_msg, $pt);
+
+ phpCAS :: traceEnd($res);
+ return $res;
+ }
+
+ /** @} */
+ // ########################################################################
+ // AUTHENTICATION
+ // ########################################################################
+ /**
+ * @addtogroup publicAuth
+ * @{
+ */
+
+ /**
+ * Set the times authentication will be cached before really accessing the
+ * CAS server in gateway mode:
+ * - -1: check only once, and then never again (until you pree login)
+ * - 0: always check
+ * - n: check every "n" time
+ *
+ * @param int $n an integer.
+ *
+ * @return void
+ */
+ public static function setCacheTimesForAuthRecheck($n)
+ {
+ if (!is_object(self::$_PHPCAS_CLIENT)) {
+ phpCAS :: error('this method should not be called before ' . __CLASS__ . '::client() or ' . __CLASS__ . '::proxy()');
+ }
+ if (gettype($n) != 'integer') {
+ phpCAS :: error('type mismatched for parameter $n (should be `integer\')');
+ }
+ self::$_PHPCAS_CLIENT->setCacheTimesForAuthRecheck($n);
+ }
+
+ /**
+ * Set a callback function to be run when a user authenticates.
+ *
+ * The callback function will be passed a $logoutTicket as its first
+ * parameter, followed by any $additionalArgs you pass. The $logoutTicket
+ * parameter is an opaque string that can be used to map the session-id to
+ * logout request in order to support single-signout in applications that
+ * manage their own sessions (rather than letting phpCAS start the session).
+ *
+ * phpCAS::forceAuthentication() will always exit and forward client unless
+ * they are already authenticated. To perform an action at the moment the user
+ * logs in (such as registering an account, performing logging, etc), register
+ * a callback function here.
+ *
+ * @param string $function Callback function
+ * @param array $additionalArgs optional array of arguments
+ *
+ * @return void
+ */
+ public static function setPostAuthenticateCallback ($function, array $additionalArgs = array())
+ {
+ if (!is_object(self::$_PHPCAS_CLIENT)) {
+ phpCAS :: error('this method should not be called before ' . __CLASS__ . '::client() or ' . __CLASS__ . '::proxy()');
+ }
+
+ self::$_PHPCAS_CLIENT->setPostAuthenticateCallback($function, $additionalArgs);
+ }
+
+ /**
+ * Set a callback function to be run when a single-signout request is
+ * received. The callback function will be passed a $logoutTicket as its
+ * first parameter, followed by any $additionalArgs you pass. The
+ * $logoutTicket parameter is an opaque string that can be used to map a
+ * session-id to the logout request in order to support single-signout in
+ * applications that manage their own sessions (rather than letting phpCAS
+ * start and destroy the session).
+ *
+ * @param string $function Callback function
+ * @param array $additionalArgs optional array of arguments
+ *
+ * @return void
+ */
+ public static function setSingleSignoutCallback ($function, array $additionalArgs = array())
+ {
+ if (!is_object(self::$_PHPCAS_CLIENT)) {
+ phpCAS :: error('this method should not be called before ' . __CLASS__ . '::client() or ' . __CLASS__ . '::proxy()');
+ }
+
+ self::$_PHPCAS_CLIENT->setSingleSignoutCallback($function, $additionalArgs);
+ }
+
+ /**
+ * This method is called to check if the user is already authenticated
+ * locally or has a global cas session. A already existing cas session is
+ * determined by a cas gateway call.(cas login call without any interactive
+ * prompt)
+ *
+ * @return true when the user is authenticated, false when a previous
+ * gateway login failed or the function will not return if the user is
+ * redirected to the cas server for a gateway login attempt
+ */
+ public static function checkAuthentication()
+ {
+ phpCAS :: traceBegin();
+ if (!is_object(self::$_PHPCAS_CLIENT)) {
+ phpCAS :: error('this method should not be called before ' . __CLASS__ . '::client() or ' . __CLASS__ . '::proxy()');
+ }
+
+ $auth = self::$_PHPCAS_CLIENT->checkAuthentication();
+
+ // store where the authentication has been checked and the result
+ self::$_PHPCAS_CLIENT->markAuthenticationCall($auth);
+
+ phpCAS :: traceEnd($auth);
+ return $auth;
+ }
+
+ /**
+ * This method is called to force authentication if the user was not already
+ * authenticated. If the user is not authenticated, halt by redirecting to
+ * the CAS server.
+ *
+ * @return bool Authentication
+ */
+ public static function forceAuthentication()
+ {
+ phpCAS :: traceBegin();
+ if (!is_object(self::$_PHPCAS_CLIENT)) {
+ phpCAS :: error('this method should not be called before ' . __CLASS__ . '::client() or ' . __CLASS__ . '::proxy()');
+ }
+
+ $auth = self::$_PHPCAS_CLIENT->forceAuthentication();
+
+ // store where the authentication has been checked and the result
+ self::$_PHPCAS_CLIENT->markAuthenticationCall($auth);
+
+ /* if (!$auth) {
+ phpCAS :: trace('user is not authenticated, redirecting to the CAS server');
+ self::$_PHPCAS_CLIENT->forceAuthentication();
+ } else {
+ phpCAS :: trace('no need to authenticate (user `' . phpCAS :: getUser() . '\' is already authenticated)');
+ }*/
+
+ phpCAS :: traceEnd();
+ return $auth;
+ }
+
+ /**
+ * This method is called to renew the authentication.
+ *
+ * @return void
+ **/
+ public static function renewAuthentication()
+ {
+ phpCAS :: traceBegin();
+ if (!is_object(self::$_PHPCAS_CLIENT)) {
+ phpCAS :: error('this method should not be called before' . __CLASS__ . '::client() or ' . __CLASS__ . '::proxy()');
+ }
+ $auth = self::$_PHPCAS_CLIENT->renewAuthentication();
+
+ // store where the authentication has been checked and the result
+ self::$_PHPCAS_CLIENT->markAuthenticationCall($auth);
+
+ //self::$_PHPCAS_CLIENT->renewAuthentication();
+ phpCAS :: traceEnd();
+ }
+
+ /**
+ * This method is called to check if the user is authenticated (previously or by
+ * tickets given in the URL).
+ *
+ * @return true when the user is authenticated.
+ */
+ public static function isAuthenticated()
+ {
+ phpCAS :: traceBegin();
+ if (!is_object(self::$_PHPCAS_CLIENT)) {
+ phpCAS :: error('this method should not be called before ' . __CLASS__ . '::client() or ' . __CLASS__ . '::proxy()');
+ }
+
+ // call the isAuthenticated method of the $_PHPCAS_CLIENT object
+ $auth = self::$_PHPCAS_CLIENT->isAuthenticated();
+
+ // store where the authentication has been checked and the result
+ self::$_PHPCAS_CLIENT->markAuthenticationCall($auth);
+
+ phpCAS :: traceEnd($auth);
+ return $auth;
+ }
+
+ /**
+ * Checks whether authenticated based on $_SESSION. Useful to avoid
+ * server calls.
+ *
+ * @return bool true if authenticated, false otherwise.
+ * @since 0.4.22 by Brendan Arnold
+ */
+ public static function isSessionAuthenticated()
+ {
+ if (!is_object(self::$_PHPCAS_CLIENT)) {
+ phpCAS :: error('this method should not be called before ' . __CLASS__ . '::client() or ' . __CLASS__ . '::proxy()');
+ }
+ return (self::$_PHPCAS_CLIENT->isSessionAuthenticated());
+ }
+
+ /**
+ * This method returns the CAS user's login name.
+ *
+ * @return string the login name of the authenticated user
+ * @warning should not be called only after phpCAS::forceAuthentication()
+ * or phpCAS::checkAuthentication().
+ * */
+ public static function getUser()
+ {
+ if (!is_object(self::$_PHPCAS_CLIENT)) {
+ phpCAS :: error('this method should not be called before ' . __CLASS__ . '::client() or ' . __CLASS__ . '::proxy()');
+ }
+ if (!self::$_PHPCAS_CLIENT->wasAuthenticationCalled()) {
+ phpCAS :: error('this method should only be called after ' . __CLASS__ . '::forceAuthentication() or ' . __CLASS__ . '::isAuthenticated()');
+ }
+ if (!self::$_PHPCAS_CLIENT->wasAuthenticationCallSuccessful()) {
+ phpCAS :: error('authentication was checked (by ' . self::$_PHPCAS_CLIENT->getAuthenticationCallerMethod() . '() at ' . self::$_PHPCAS_CLIENT->getAuthenticationCallerFile() . ':' . self::$_PHPCAS_CLIENT->getAuthenticationCallerLine() . ') but the method returned false');
+ }
+ return self::$_PHPCAS_CLIENT->getUser();
+ }
+
+ /**
+ * Answer attributes about the authenticated user.
+ *
+ * @warning should not be called only after phpCAS::forceAuthentication()
+ * or phpCAS::checkAuthentication().
+ *
+ * @return array
+ */
+ public static function getAttributes()
+ {
+ if (!is_object(self::$_PHPCAS_CLIENT)) {
+ phpCAS :: error('this method should not be called before ' . __CLASS__ . '::client() or ' . __CLASS__ . '::proxy()');
+ }
+ if (!self::$_PHPCAS_CLIENT->wasAuthenticationCalled()) {
+ phpCAS :: error('this method should only be called after ' . __CLASS__ . '::forceAuthentication() or ' . __CLASS__ . '::isAuthenticated()');
+ }
+ if (!self::$_PHPCAS_CLIENT->wasAuthenticationCallSuccessful()) {
+ phpCAS :: error('authentication was checked (by ' . self::$_PHPCAS_CLIENT->getAuthenticationCallerMethod() . '() at ' . self::$_PHPCAS_CLIENT->getAuthenticationCallerFile() . ':' . self::$_PHPCAS_CLIENT->getAuthenticationCallerLine() . ') but the method returned false');
+ }
+ return self::$_PHPCAS_CLIENT->getAttributes();
+ }
+
+ /**
+ * Answer true if there are attributes for the authenticated user.
+ *
+ * @warning should not be called only after phpCAS::forceAuthentication()
+ * or phpCAS::checkAuthentication().
+ *
+ * @return bool
+ */
+ public static function hasAttributes()
+ {
+ if (!is_object(self::$_PHPCAS_CLIENT)) {
+ phpCAS :: error('this method should not be called before ' . __CLASS__ . '::client() or ' . __CLASS__ . '::proxy()');
+ }
+ if (!self::$_PHPCAS_CLIENT->wasAuthenticationCalled()) {
+ phpCAS :: error('this method should only be called after ' . __CLASS__ . '::forceAuthentication() or ' . __CLASS__ . '::isAuthenticated()');
+ }
+ if (!self::$_PHPCAS_CLIENT->wasAuthenticationCallSuccessful()) {
+ phpCAS :: error('authentication was checked (by ' . self::$_PHPCAS_CLIENT->getAuthenticationCallerMethod() . '() at ' . self::$_PHPCAS_CLIENT->getAuthenticationCallerFile() . ':' . self::$_PHPCAS_CLIENT->getAuthenticationCallerLine() . ') but the method returned false');
+ }
+ return self::$_PHPCAS_CLIENT->hasAttributes();
+ }
+
+ /**
+ * Answer true if an attribute exists for the authenticated user.
+ *
+ * @param string $key attribute name
+ *
+ * @return bool
+ * @warning should not be called only after phpCAS::forceAuthentication()
+ * or phpCAS::checkAuthentication().
+ */
+ public static function hasAttribute($key)
+ {
+ if (!is_object(self::$_PHPCAS_CLIENT)) {
+ phpCAS :: error('this method should not be called before ' . __CLASS__ . '::client() or ' . __CLASS__ . '::proxy()');
+ }
+ if (!self::$_PHPCAS_CLIENT->wasAuthenticationCalled()) {
+ phpCAS :: error('this method should only be called after ' . __CLASS__ . '::forceAuthentication() or ' . __CLASS__ . '::isAuthenticated()');
+ }
+ if (!self::$_PHPCAS_CLIENT->wasAuthenticationCallSuccessful()) {
+ phpCAS :: error('authentication was checked (by ' . self::$_PHPCAS_CLIENT->getAuthenticationCallerMethod() . '() at ' . self::$_PHPCAS_CLIENT->getAuthenticationCallerFile() . ':' . self::$_PHPCAS_CLIENT->getAuthenticationCallerLine() . ') but the method returned false');
+ }
+ return self::$_PHPCAS_CLIENT->hasAttribute($key);
+ }
+
+ /**
+ * Answer an attribute for the authenticated user.
+ *
+ * @param string $key attribute name
+ *
+ * @return mixed string for a single value or an array if multiple values exist.
+ * @warning should not be called only after phpCAS::forceAuthentication()
+ * or phpCAS::checkAuthentication().
+ */
+ public static function getAttribute($key)
+ {
+ if (!is_object(self::$_PHPCAS_CLIENT)) {
+ phpCAS :: error('this method should not be called before ' . __CLASS__ . '::client() or ' . __CLASS__ . '::proxy()');
+ }
+ if (!self::$_PHPCAS_CLIENT->wasAuthenticationCalled()) {
+ phpCAS :: error('this method should only be called after ' . __CLASS__ . '::forceAuthentication() or ' . __CLASS__ . '::isAuthenticated()');
+ }
+ if (!self::$_PHPCAS_CLIENT->wasAuthenticationCallSuccessful()) {
+ phpCAS :: error('authentication was checked (by ' . self::$_PHPCAS_CLIENT->getAuthenticationCallerMethod() . '() at ' . self::$_PHPCAS_CLIENT->getAuthenticationCallerFile() . ':' . self::$_PHPCAS_CLIENT->getAuthenticationCallerLine() . ') but the method returned false');
+ }
+ return self::$_PHPCAS_CLIENT->getAttribute($key);
+ }
+
+ /**
+ * Handle logout requests.
+ *
+ * @param bool $check_client additional safety check
+ * @param array $allowed_clients array of allowed clients
+ *
+ * @return void
+ */
+ public static function handleLogoutRequests($check_client = true, $allowed_clients = false)
+ {
+ if (!is_object(self::$_PHPCAS_CLIENT)) {
+ phpCAS :: error('this method should not be called before ' . __CLASS__ . '::client() or ' . __CLASS__ . '::proxy()');
+ }
+ return (self::$_PHPCAS_CLIENT->handleLogoutRequests($check_client, $allowed_clients));
+ }
+
+ /**
+ * This method returns the URL to be used to login.
+ * or phpCAS::isAuthenticated().
+ *
+ * @return the login name of the authenticated user
+ */
+ public static function getServerLoginURL()
+ {
+ if (!is_object(self::$_PHPCAS_CLIENT)) {
+ phpCAS :: error('this method should not be called before ' . __CLASS__ . '::client() or ' . __CLASS__ . '::proxy()');
+ }
+ return self::$_PHPCAS_CLIENT->getServerLoginURL();
+ }
+
+ /**
+ * Set the login URL of the CAS server.
+ *
+ * @param string $url the login URL
+ *
+ * @return void
+ * @since 0.4.21 by Wyman Chan
+ */
+ public static function setServerLoginURL($url = '')
+ {
+ phpCAS :: traceBegin();
+ if (!is_object(self::$_PHPCAS_CLIENT)) {
+ phpCAS :: error('this method should only be called after' . __CLASS__ . '::client()');
+ }
+ if (gettype($url) != 'string') {
+ phpCAS :: error('type mismatched for parameter $url (should be `string`)');
+ }
+ self::$_PHPCAS_CLIENT->setServerLoginURL($url);
+ phpCAS :: traceEnd();
+ }
+
+ /**
+ * Set the serviceValidate URL of the CAS server.
+ * Used only in CAS 1.0 validations
+ *
+ * @param string $url the serviceValidate URL
+ *
+ * @return void
+ */
+ public static function setServerServiceValidateURL($url = '')
+ {
+ phpCAS :: traceBegin();
+ if (!is_object(self::$_PHPCAS_CLIENT)) {
+ phpCAS :: error('this method should only be called after' . __CLASS__ . '::client()');
+ }
+ if (gettype($url) != 'string') {
+ phpCAS :: error('type mismatched for parameter $url (should be `string`)');
+ }
+ self::$_PHPCAS_CLIENT->setServerServiceValidateURL($url);
+ phpCAS :: traceEnd();
+ }
+
+ /**
+ * Set the proxyValidate URL of the CAS server.
+ * Used for all CAS 2.0 validations
+ *
+ * @param string $url the proxyValidate URL
+ *
+ * @return void
+ */
+ public static function setServerProxyValidateURL($url = '')
+ {
+ phpCAS :: traceBegin();
+ if (!is_object(self::$_PHPCAS_CLIENT)) {
+ phpCAS :: error('this method should only be called after' . __CLASS__ . '::client()');
+ }
+ if (gettype($url) != 'string') {
+ phpCAS :: error('type mismatched for parameter $url (should be `string`)');
+ }
+ self::$_PHPCAS_CLIENT->setServerProxyValidateURL($url);
+ phpCAS :: traceEnd();
+ }
+
+ /**
+ * Set the samlValidate URL of the CAS server.
+ *
+ * @param string $url the samlValidate URL
+ *
+ * @return void
+ */
+ public static function setServerSamlValidateURL($url = '')
+ {
+ phpCAS :: traceBegin();
+ if (!is_object(self::$_PHPCAS_CLIENT)) {
+ phpCAS :: error('this method should only be called after' . __CLASS__ . '::client()');
+ }
+ if (gettype($url) != 'string') {
+ phpCAS :: error('type mismatched for parameter $url (should be`string\')');
+ }
+ self::$_PHPCAS_CLIENT->setServerSamlValidateURL($url);
+ phpCAS :: traceEnd();
+ }
+
+ /**
+ * This method returns the URL to be used to login.
+ * or phpCAS::isAuthenticated().
+ *
+ * @return the login name of the authenticated user
+ */
+ public static function getServerLogoutURL()
+ {
+ if (!is_object(self::$_PHPCAS_CLIENT)) {
+ phpCAS :: error('this method should not be called before ' . __CLASS__ . '::client() or ' . __CLASS__ . '::proxy()');
+ }
+ return self::$_PHPCAS_CLIENT->getServerLogoutURL();
+ }
+
+ /**
+ * Set the logout URL of the CAS server.
+ *
+ * @param string $url the logout URL
+ *
+ * @return void
+ * @since 0.4.21 by Wyman Chan
+ */
+ public static function setServerLogoutURL($url = '')
+ {
+ phpCAS :: traceBegin();
+ if (!is_object(self::$_PHPCAS_CLIENT)) {
+ phpCAS :: error(
+ 'this method should only be called after' . __CLASS__ . '::client()'
+ );
+ }
+ if (gettype($url) != 'string') {
+ phpCAS :: error(
+ 'type mismatched for parameter $url (should be `string`)'
+ );
+ }
+ self::$_PHPCAS_CLIENT->setServerLogoutURL($url);
+ phpCAS :: traceEnd();
+ }
+
+ /**
+ * This method is used to logout from CAS.
+ *
+ * @param string $params an array that contains the optional url and
+ * service parameters that will be passed to the CAS server
+ *
+ * @return void
+ */
+ public static function logout($params = "")
+ {
+ phpCAS :: traceBegin();
+ if (!is_object(self::$_PHPCAS_CLIENT)) {
+ phpCAS :: error('this method should only be called after ' . __CLASS__ . '::client() or' . __CLASS__ . '::proxy()');
+ }
+ $parsedParams = array ();
+ if ($params != "") {
+ if (is_string($params)) {
+ phpCAS :: error('method `phpCAS::logout($url)\' is now deprecated, use `phpCAS::logoutWithUrl($url)\' instead');
+ }
+ if (!is_array($params)) {
+ phpCAS :: error('type mismatched for parameter $params (should be `array\')');
+ }
+ foreach ($params as $key => $value) {
+ if ($key != "service" && $key != "url") {
+ phpCAS :: error('only `url\' and `service\' parameters are allowed for method `phpCAS::logout($params)\'');
+ }
+ $parsedParams[$key] = $value;
+ }
+ }
+ self::$_PHPCAS_CLIENT->logout($parsedParams);
+ // never reached
+ phpCAS :: traceEnd();
+ }
+
+ /**
+ * This method is used to logout from CAS. Halts by redirecting to the CAS
+ * server.
+ *
+ * @param service $service a URL that will be transmitted to the CAS server
+ *
+ * @return void
+ */
+ public static function logoutWithRedirectService($service)
+ {
+ phpCAS :: traceBegin();
+ if (!is_object(self::$_PHPCAS_CLIENT)) {
+ phpCAS :: error('this method should only be called after ' . __CLASS__ . '::client() or' . __CLASS__ . '::proxy()');
+ }
+ if (!is_string($service)) {
+ phpCAS :: error('type mismatched for parameter $service (should be `string\')');
+ }
+ self::$_PHPCAS_CLIENT->logout(array ( "service" => $service ));
+ // never reached
+ phpCAS :: traceEnd();
+ }
+
+ /**
+ * This method is used to logout from CAS. Halts by redirecting to the CAS
+ * server.
+ *
+ * @param string $url a URL that will be transmitted to the CAS server
+ *
+ * @return void
+ * @deprecated The url parameter has been removed from the CAS server as of
+ * version 3.3.5.1
+ */
+ public static function logoutWithUrl($url)
+ {
+ trigger_error('Function deprecated for cas servers >= 3.3.5.1', E_USER_DEPRECATED);
+ phpCAS :: traceBegin();
+ if (!is_object(self::$_PHPCAS_CLIENT)) {
+ phpCAS :: error('this method should only be called after ' . __CLASS__ . '::client() or' . __CLASS__ . '::proxy()');
+ }
+ if (!is_string($url)) {
+ phpCAS :: error('type mismatched for parameter $url (should be `string\')');
+ }
+ self::$_PHPCAS_CLIENT->logout(array ( "url" => $url ));
+ // never reached
+ phpCAS :: traceEnd();
+ }
+
+ /**
+ * This method is used to logout from CAS. Halts by redirecting to the CAS
+ * server.
+ *
+ * @param string $service a URL that will be transmitted to the CAS server
+ * @param string $url a URL that will be transmitted to the CAS server
+ *
+ * @return void
+ *
+ * @deprecated The url parameter has been removed from the CAS server as of
+ * version 3.3.5.1
+ */
+ public static function logoutWithRedirectServiceAndUrl($service, $url)
+ {
+ trigger_error('Function deprecated for cas servers >= 3.3.5.1', E_USER_DEPRECATED);
+ phpCAS :: traceBegin();
+ if (!is_object(self::$_PHPCAS_CLIENT)) {
+ phpCAS :: error('this method should only be called after ' . __CLASS__ . '::client() or' . __CLASS__ . '::proxy()');
+ }
+ if (!is_string($service)) {
+ phpCAS :: error('type mismatched for parameter $service (should be `string\')');
+ }
+ if (!is_string($url)) {
+ phpCAS :: error('type mismatched for parameter $url (should be `string\')');
+ }
+ self::$_PHPCAS_CLIENT->logout(
+ array (
+ "service" => $service,
+ "url" => $url
+ )
+ );
+ // never reached
+ phpCAS :: traceEnd();
+ }
+
+ /**
+ * Set the fixed URL that will be used by the CAS server to transmit the
+ * PGT. When this method is not called, a phpCAS script uses its own URL
+ * for the callback.
+ *
+ * @param string $url the URL
+ *
+ * @return void
+ */
+ public static function setFixedCallbackURL($url = '')
+ {
+ phpCAS :: traceBegin();
+ if (!is_object(self::$_PHPCAS_CLIENT)) {
+ phpCAS :: error('this method should only be called after ' . __CLASS__ . '::proxy()');
+ }
+ if (!self::$_PHPCAS_CLIENT->isProxy()) {
+ phpCAS :: error('this method should only be called after ' . __CLASS__ . '::proxy()');
+ }
+ if (gettype($url) != 'string') {
+ phpCAS :: error('type mismatched for parameter $url (should be `string\')');
+ }
+ self::$_PHPCAS_CLIENT->setCallbackURL($url);
+ phpCAS :: traceEnd();
+ }
+
+ /**
+ * Set the fixed URL that will be set as the CAS service parameter. When this
+ * method is not called, a phpCAS script uses its own URL.
+ *
+ * @param string $url the URL
+ *
+ * @return void
+ */
+ public static function setFixedServiceURL($url)
+ {
+ phpCAS :: traceBegin();
+ if (!is_object(self::$_PHPCAS_CLIENT)) {
+ phpCAS :: error('this method should only be called after ' . __CLASS__ . '::proxy()');
+ }
+ if (gettype($url) != 'string') {
+ phpCAS :: error('type mismatched for parameter $url (should be `string\')');
+ }
+ self::$_PHPCAS_CLIENT->setURL($url);
+ phpCAS :: traceEnd();
+ }
+
+ /**
+ * Get the URL that is set as the CAS service parameter.
+ *
+ * @return string Service Url
+ */
+ public static function getServiceURL()
+ {
+ if (!is_object(self::$_PHPCAS_CLIENT)) {
+ phpCAS :: error('this method should only be called after ' . __CLASS__ . '::proxy()');
+ }
+ return (self::$_PHPCAS_CLIENT->getURL());
+ }
+
+ /**
+ * Retrieve a Proxy Ticket from the CAS server.
+ *
+ * @param string $target_service Url string of service to proxy
+ * @param string &$err_code error code
+ * @param string &$err_msg error message
+ *
+ * @return string Proxy Ticket
+ */
+ public static function retrievePT($target_service, & $err_code, & $err_msg)
+ {
+ if (!is_object(self::$_PHPCAS_CLIENT)) {
+ phpCAS :: error('this method should only be called after ' . __CLASS__ . '::proxy()');
+ }
+ if (gettype($target_service) != 'string') {
+ phpCAS :: error('type mismatched for parameter $target_service(should be `string\')');
+ }
+ return (self::$_PHPCAS_CLIENT->retrievePT($target_service, $err_code, $err_msg));
+ }
+
+ /**
+ * Set the certificate of the CAS server CA and if the CN should be properly
+ * verified.
+ *
+ * @param string $cert CA certificate file name
+ * @param bool $validate_cn Validate CN in certificate (default true)
+ *
+ * @return void
+ */
+ public static function setCasServerCACert($cert, $validate_cn = true)
+ {
+ phpCAS :: traceBegin();
+ if (!is_object(self::$_PHPCAS_CLIENT)) {
+ phpCAS :: error('this method should only be called after ' . __CLASS__ . '::client() or' . __CLASS__ . '::proxy()');
+ }
+ if (gettype($cert) != 'string') {
+ phpCAS :: error('type mismatched for parameter $cert (should be `string\')');
+ }
+ if (gettype($validate_cn) != 'boolean') {
+ phpCAS :: error('type mismatched for parameter $validate_cn (should be `boolean\')');
+ }
+ self::$_PHPCAS_CLIENT->setCasServerCACert($cert, $validate_cn);
+ phpCAS :: traceEnd();
+ }
+
+ /**
+ * Set no SSL validation for the CAS server.
+ *
+ * @return void
+ */
+ public static function setNoCasServerValidation()
+ {
+ phpCAS :: traceBegin();
+ if (!is_object(self::$_PHPCAS_CLIENT)) {
+ phpCAS :: error('this method should only be called after ' . __CLASS__ . '::client() or' . __CLASS__ . '::proxy()');
+ }
+ phpCAS :: trace('You have configured no validation of the legitimacy of the cas server. This is not recommended for production use.');
+ self::$_PHPCAS_CLIENT->setNoCasServerValidation();
+ phpCAS :: traceEnd();
+ }
+
+
+ /**
+ * Disable the removal of a CAS-Ticket from the URL when authenticating
+ * DISABLING POSES A SECURITY RISK:
+ * We normally remove the ticket by an additional redirect as a security
+ * precaution to prevent a ticket in the HTTP_REFERRER or be carried over in
+ * the URL parameter
+ *
+ * @return void
+ */
+ public static function setNoClearTicketsFromUrl()
+ {
+ phpCAS :: traceBegin();
+ if (!is_object(self::$_PHPCAS_CLIENT)) {
+ phpCAS :: error('this method should only be called after ' . __CLASS__ . '::client() or' . __CLASS__ . '::proxy()');
+ }
+ self::$_PHPCAS_CLIENT->setNoClearTicketsFromUrl();
+ phpCAS :: traceEnd();
+ }
+
+ /** @} */
+
+ /**
+ * Change CURL options.
+ * CURL is used to connect through HTTPS to CAS server
+ *
+ * @param string $key the option key
+ * @param string $value the value to set
+ *
+ * @return void
+ */
+ public static function setExtraCurlOption($key, $value)
+ {
+ phpCAS :: traceBegin();
+ if (!is_object(self::$_PHPCAS_CLIENT)) {
+ phpCAS :: error('this method should only be called after ' . __CLASS__ . '::client() or' . __CLASS__ . '::proxy()');
+ }
+ self::$_PHPCAS_CLIENT->setExtraCurlOption($key, $value);
+ phpCAS :: traceEnd();
+ }
+
+ /**
+ * If you want your service to be proxied you have to enable it (default
+ * disabled) and define an accepable list of proxies that are allowed to
+ * proxy your service.
+ *
+ * Add each allowed proxy definition object. For the normal CAS_ProxyChain
+ * class, the constructor takes an array of proxies to match. The list is in
+ * reverse just as seen from the service. Proxies have to be defined in reverse
+ * from the service to the user. If a user hits service A and gets proxied via
+ * B to service C the list of acceptable on C would be array(B,A). The definition
+ * of an individual proxy can be either a string or a regexp (preg_match is used)
+ * that will be matched against the proxy list supplied by the cas server
+ * when validating the proxy tickets. The strings are compared starting from
+ * the beginning and must fully match with the proxies in the list.
+ * Example:
+ * phpCAS::allowProxyChain(new CAS_ProxyChain(array(
+ * 'https://app.example.com/'
+ * )));
+ * phpCAS::allowProxyChain(new CAS_ProxyChain(array(
+ * '/^https:\/\/app[0-9]\.example\.com\/rest\//',
+ * 'http://client.example.com/'
+ * )));
+ *
+ * For quick testing or in certain production screnarios you might want to
+ * allow allow any other valid service to proxy your service. To do so, add
+ * the "Any" chain:
+ * phpcas::allowProxyChain(new CAS_ProxyChain_Any);
+ * THIS SETTING IS HOWEVER NOT RECOMMENDED FOR PRODUCTION AND HAS SECURITY
+ * IMPLICATIONS: YOU ARE ALLOWING ANY SERVICE TO ACT ON BEHALF OF A USER
+ * ON THIS SERVICE.
+ *
+ * @param CAS_ProxyChain_Interface $proxy_chain A proxy-chain that will be
+ * matched against the proxies requesting access
+ *
+ * @return void
+ */
+ public static function allowProxyChain(CAS_ProxyChain_Interface $proxy_chain)
+ {
+ phpCAS :: traceBegin();
+ if (!is_object(self::$_PHPCAS_CLIENT)) {
+ phpCAS :: error('this method should only be called after ' . __CLASS__ . '::client() or' . __CLASS__ . '::proxy()');
+ }
+ if (self::$_PHPCAS_CLIENT->getServerVersion() !== CAS_VERSION_2_0) {
+ phpCAS :: error('this method can only be used with the cas 2.0 protool');
+ }
+ self::$_PHPCAS_CLIENT->getAllowedProxyChains()->allowProxyChain($proxy_chain);
+ phpCAS :: traceEnd();
+ }
+
+ /**
+ * Answer an array of proxies that are sitting in front of this application.
+ * This method will only return a non-empty array if we have received and
+ * validated a Proxy Ticket.
+ *
+ * @return array
+ * @access public
+ * @since 6/25/09
+ */
+ public static function getProxies ()
+ {
+ if ( !is_object(self::$_PHPCAS_CLIENT) ) {
+ phpCAS::error('this method should only be called after '.__CLASS__.'::client()');
+ }
+
+ return(self::$_PHPCAS_CLIENT->getProxies());
+ }
+
+ // ########################################################################
+ // PGTIOU/PGTID and logoutRequest rebroadcasting
+ // ########################################################################
+
+ /**
+ * Add a pgtIou/pgtId and logoutRequest rebroadcast node.
+ *
+ * @param string $rebroadcastNodeUrl The rebroadcast node URL. Can be
+ * hostname or IP.
+ *
+ * @return void
+ */
+ public static function addRebroadcastNode($rebroadcastNodeUrl)
+ {
+ phpCAS::traceBegin();
+ phpCAS::log('rebroadcastNodeUrl:'.$rebroadcastNodeUrl);
+ if (!is_object(self::$_PHPCAS_CLIENT)) {
+ phpCAS :: error('this method should only be called after ' . __CLASS__ . '::client() or' . __CLASS__ . '::proxy()');
+ }
+ if ( !(bool)preg_match("/^(http|https):\/\/([A-Z0-9][A-Z0-9_-]*(?:\.[A-Z0-9][A-Z0-9_-]*)+):?(\d+)?\/?/i", $rebroadcastNodeUrl)) {
+ phpCAS::error('type mismatched for parameter $rebroadcastNodeUrl (should be `url\')');
+ }
+ self::$_PHPCAS_CLIENT->addRebroadcastNode($rebroadcastNodeUrl);
+ phpCAS::traceEnd();
+ }
+
+ /**
+ * This method is used to add header parameters when rebroadcasting
+ * pgtIou/pgtId or logoutRequest.
+ *
+ * @param String $header Header to send when rebroadcasting.
+ *
+ * @return void
+ */
+ public static function addRebroadcastHeader($header)
+ {
+ phpCAS :: traceBegin();
+ if (!is_object(self::$_PHPCAS_CLIENT)) {
+ phpCAS :: error('this method should only be called after ' . __CLASS__ . '::client() or' . __CLASS__ . '::proxy()');
+ }
+ self::$_PHPCAS_CLIENT->addRebroadcastHeader($header);
+ phpCAS :: traceEnd();
+ }
+}
+
+// ########################################################################
+// DOCUMENTATION
+// ########################################################################
+
+// ########################################################################
+// MAIN PAGE
+
+/**
+ * @mainpage
+ *
+ * The following pages only show the source documentation.
+ *
+ */
+
+// ########################################################################
+// MODULES DEFINITION
+
+/** @defgroup public User interface */
+
+/** @defgroup publicInit Initialization
+ * @ingroup public */
+
+/** @defgroup publicAuth Authentication
+ * @ingroup public */
+
+/** @defgroup publicServices Access to external services
+ * @ingroup public */
+
+/** @defgroup publicConfig Configuration
+ * @ingroup public */
+
+/** @defgroup publicLang Internationalization
+ * @ingroup publicConfig */
+
+/** @defgroup publicOutput HTML output
+ * @ingroup publicConfig */
+
+/** @defgroup publicPGTStorage PGT storage
+ * @ingroup publicConfig */
+
+/** @defgroup publicDebug Debugging
+ * @ingroup public */
+
+/** @defgroup internal Implementation */
+
+/** @defgroup internalAuthentication Authentication
+ * @ingroup internal */
+
+/** @defgroup internalBasic CAS Basic client features (CAS 1.0, Service Tickets)
+ * @ingroup internal */
+
+/** @defgroup internalProxy CAS Proxy features (CAS 2.0, Proxy Granting Tickets)
+ * @ingroup internal */
+
+/** @defgroup internalSAML CAS SAML features (SAML 1.1)
+ * @ingroup internal */
+
+/** @defgroup internalPGTStorage PGT storage
+ * @ingroup internalProxy */
+
+/** @defgroup internalPGTStorageDb PGT storage in a database
+ * @ingroup internalPGTStorage */
+
+/** @defgroup internalPGTStorageFile PGT storage on the filesystem
+ * @ingroup internalPGTStorage */
+
+/** @defgroup internalCallback Callback from the CAS server
+ * @ingroup internalProxy */
+
+/** @defgroup internalProxyServices Proxy other services
+ * @ingroup internalProxy */
+
+/** @defgroup internalService CAS client features (CAS 2.0, Proxied service)
+ * @ingroup internal */
+
+/** @defgroup internalConfig Configuration
+ * @ingroup internal */
+
+/** @defgroup internalBehave Internal behaviour of phpCAS
+ * @ingroup internalConfig */
+
+/** @defgroup internalOutput HTML output
+ * @ingroup internalConfig */
+
+/** @defgroup internalLang Internationalization
+ * @ingroup internalConfig
+ *
+ * To add a new language:
+ * - 1. define a new constant PHPCAS_LANG_XXXXXX in CAS/CAS.php
+ * - 2. copy any file from CAS/languages to CAS/languages/XXXXXX.php
+ * - 3. Make the translations
+ */
+
+/** @defgroup internalDebug Debugging
+ * @ingroup internal */
+
+/** @defgroup internalMisc Miscellaneous
+ * @ingroup internal */
+
+// ########################################################################
+// EXAMPLES
+
+/**
+ * @example example_simple.php
+ */
+/**
+ * @example example_service.php
+ */
+/**
+ * @example example_service_that_proxies.php
+ */
+/**
+ * @example example_service_POST.php
+ */
+/**
+ * @example example_proxy_serviceWeb.php
+ */
+/**
+ * @example example_proxy_serviceWeb_chaining.php
+ */
+/**
+ * @example example_proxy_POST.php
+ */
+/**
+ * @example example_proxy_GET.php
+ */
+/**
+ * @example example_lang.php
+ */
+/**
+ * @example example_html.php
+ */
+/**
+ * @example example_pgt_storage_file.php
+ */
+/**
+ * @example example_pgt_storage_db.php
+ */
+/**
+ * @example example_gateway.php
+ */
+/**
+ * @example example_logout.php
+ */
+/**
+ * @example example_rebroadcast.php
+ */
+/**
+ * @example example_custom_urls.php
+ */
+/**
+ * @example example_advanced_saml11.php
+ */
+?>