Callback from the CAS server

Collaboration diagram for Callback from the CAS server:

Functions
	CASClient::setCallbackMode ($callback_mode)
	This method sets/unsets callback mode.
	CASClient::isCallbackMode ()
	This method returns TRUE when the CAs client is running i callback mode, FALSE otherwise.
	CASClient::getCallbackURL ()
	This method returns the URL that should be used for the PGT callback (in fact the URL of the current request without any CGI parameter, except if phpCAS::setFixedCallbackURL() was used).
	CASClient::setCallbackURL ($url)
	This method sets the callback url.
	CASClient::callback ()
	This method is called by CASClient::CASClient() when running in callback mode.

Variables
	CASClient::$_callback_mode
	each PHP script using phpCAS in proxy mode is its own callback to get the PGT back from the CAS server.
	CASClient::$_callback_url
	the URL that should be used for the PGT callback (in fact the URL of the current request without any CGI parameter).

Detailed Description

Function Documentation

CASClient::callback ( )

private

This method is called by CASClient::CASClient() when running in callback mode.

It stores the PGT and its PGT Iou, prints its output and halts.

Definition at line 1840 of file client.php.

References $_GET, exit, phpCAS\trace(), phpCAS\traceBegin(), and phpCAS\traceExit().

Referenced by CASClient\wasPreviouslyAuthenticated().

                {
                phpCAS::traceBegin();
                $this->printHTMLHeader('phpCAS callback');
                $pgt_iou = $_GET['pgtIou'];
                $pgt = $_GET['pgtId'];
                phpCAS::trace('Storing PGT `'.$pgt.'\' (id=`'.$pgt_iou.'\')');
                echo '<p>Storing PGT `'.$pgt.'\' (id=`'.$pgt_iou.'\').</p>';
                $this->storePGT($pgt,$pgt_iou);
                $this->printHTMLFooter();
                phpCAS::traceExit();
                exit();
                }

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CASClient::getCallbackURL ( )

private

This method returns the URL that should be used for the PGT callback (in fact the URL of the current request without any CGI parameter, except if phpCAS::setFixedCallbackURL() was used).

Returns

The callback URL

Definition at line 1787 of file client.php.

References $request_uri.

Referenced by CASClient\validateST().

                {
                // the URL is built when needed only
                if ( empty($this->_callback_url) ) {
                        $final_uri = '';
                        // remove the ticket if present in the URL
                        $final_uri = 'https://';
                        /* replaced by Julien Marchal - v0.4.6
                         * $this->uri .= $_SERVER['SERVER_NAME'];
                         */
                        if(empty($_SERVER['HTTP_X_FORWARDED_SERVER'])){
                                /* replaced by teedog - v0.4.12
                                 * $final_uri .= $_SERVER['SERVER_NAME'];
                                 */
                                if (empty($_SERVER['SERVER_NAME'])) {
                                        $final_uri .= $_SERVER['HTTP_HOST'];
                                } else {
                                        $final_uri .= $_SERVER['SERVER_NAME'];
                                }
                        } else {
                                $final_uri .= $_SERVER['HTTP_X_FORWARDED_SERVER'];
                        }
                        if ( ($this->isHttps() && $_SERVER['SERVER_PORT']!=443)
                                        || (!$this->isHttps() && $_SERVER['SERVER_PORT']!=80) ) {
                                $final_uri .= ':';
                                $final_uri .= $_SERVER['SERVER_PORT'];
                        }
                        $request_uri = $_SERVER['REQUEST_URI'];
                        $request_uri = preg_replace('/\?.*$/','',$request_uri);
                        $final_uri .= $request_uri;
                        $this->setCallbackURL($final_uri);
                }
                return $this->_callback_url;
                }

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CASClient::isCallbackMode ( )

private

This method returns TRUE when the CAs client is running i callback mode, FALSE otherwise.

Returns

A boolean.

Definition at line 1763 of file client.php.

Referenced by CASClient\CASClient(), and CASClient\wasPreviouslyAuthenticated().

                {
                return $this->_callback_mode;
                }

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CASClient::setCallbackMode (   $callback_mode )

private

This method sets/unsets callback mode.

Parameters

$callback_mode

TRUE to set callback mode, FALSE otherwise.

Definition at line 1750 of file client.php.

Referenced by CASClient\CASClient().

                {
                $this->_callback_mode = $callback_mode;
                }

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CASClient::setCallbackURL (   $url )

private

This method sets the callback url.

Parameters

$callback_url

url to set callback

Definition at line 1829 of file client.php.

                {
                return $this->_callback_url = $url;
                }

Variable Documentation

CASClient::$_callback_mode

private

each PHP script using phpCAS in proxy mode is its own callback to get the PGT back from the CAS server.

callback_mode is detected by the constructor thanks to the GET parameters. a boolean to know if the CAS client is running in callback mode. Written by CASClient::setCallBackMode(), read by CASClient::isCallbackMode().

Definition at line 1741 of file client.php.

CASClient::$_callback_url

private

the URL that should be used for the PGT callback (in fact the URL of the current request without any CGI parameter).

Written and read by CASClient::getCallbackURL().

Definition at line 1776 of file client.php.