Starting to get parts of an auth-framework operational...

[hermes] / api / auth.php

diff --git a/api/auth.php b/api/auth.php
index 38b1560a7fbf409c9f45c5b00cf2df99c7e06bc2..1cad4029d9eb3d34e65110d2dc0e6523ef179ffc 100644 (file)
--- a/api/auth.php
+++ b/api/auth.php
@@ -21,10 +21,86 @@ if ( !$config['sql_link'] )
 //*************************************************************************************        
        switch ( $_SERVER['PATH_INFO'] )
        {
+               case "/login":
+                       // Allow login using username and password, or API key.
+                       // On successful login, a named session should be started,
+                       // some data related to the session should be stored,
+                       // and the name of the session provided to the user
+                       // in the result.
+                       $type = false;
+                       $authid = false;
+
+                       if ( array_key_exists('username', $_GET) 
+                               && array_key_exists('password', $_GET) )
+                       {
+                               if ( 1 == authuser_verify( sql_clean($_GET['username']), sql_clean($_GET['password'])))
+                               {
+                                       $type = "user";
+                                       $authid = $_GET['username'];
+                               }
+                               else
+                               {
+                                       print json_encode( array( 'response' => 'failed', 'cause' => 'unauthorized', 'description' => 'Login failed') );
+                                       exit;
+                               }
+                       }
+                       else if ( array_key_exists('api_key', $_GET) )
+                       {
+                               if ( apikey_verify( sql_clean( $_GET['api_key'] ) ) == 1 )
+                               {
+                                       $type = "key";
+                                       $authid = $_GET['api_key'];
+                               }
+                               else
+                               {
+                                       print json_encode( array( 'response' => 'failed', 'cause' => 'unauthorized', 'description' => 'Login failed') );
+                                       exit;
+                               }
+                       }
+                       else
+                       {
+                               print json_encode ( array( 'response' => 'invalid') );
+                               break;  
+                       }
+                       $session_name = set_credentials( $authid, $type );
+                       $auth_key = update_authkey( $session_name, $authid );
+                       print json_encode( array( 'response' => 'ok', 'session' => $session_name, 'auth_key' => $auth_key ));
+                       break;
+               case "/ping":
+                       // API clients are required to periodically ping the server
+                       // The time between pings (interval) is 5 minutes?
+                       // A ping call should refresh cookie lifetimes and
+                       // generate and store a new auth_key
+                       // The ping required a valid session...
+                       // A successful ping returns a 'response' => 'pong'
+                       // along with the new auth_key.
+                       token_auth();
+                       $session_name = $_GET['session'];
+                       $authid = $_SESSION['authid'];
+                       $auth_key = update_authkey( $session_name, $authid );
+                       print json_encode( array( 'response' => 'pong', 'auth_key' => $auth_key ));
+                       break;
+               case "/logout":
+                       // De-authenticate/deauthorize the ongoing session.
+                       // I.e. destroy session data, remove session cookies.
+                       $session_name = "";
+                       if ( array_key_exists('session', $_GET ) )
+                               $session_name = $_GET['session'];
+                       session_name($session_name);
+                       session_start();
+                       clear_credentials($session_name);
+
+                       if ( $_SESSION )
+                               print json_encode ( array( 'response' => 'wtffailed?') );
+                       else
+                               print json_encode ( array( 'response' => 'ok') );
+                       break;
                case "/list_users":
                        // List valid API user-acounts.
                        // Fail with notauthorized if current authentication
                        // does not have write access.
+                       // Should not return users from backend, 
+                       // but should only return users with authorization.
                case "/authorize_user":
                        // Add or update a valid back-end user in authorization
                        // if the current authentication has write access.