Throw exception instead of exit.

code/web/private_php/ams/plugins/API_key_management/API_key_management.php

@@ -143,7 +143,7 @@ function api_key_management_hook_store_db()
              // redirect to the the main page with success code
             // 1 refers to the successfull addition of key to the database
             header( "Location: index.php?page=layout_plugin&&name=API_key_management&&success=1" );
-             exit;
+             throw new SystemExit();
              }
         }
     }
@@ -196,7 +196,7 @@ function api_key_management_hook_update_db()
          // redirecting to the API_key_management plugins template with success code
         // 2 refers to the succssfull delete condition
         header( "Location: index.php?page=layout_plugin&&name=API_key_management&&success=2" );
-         exit;
+         throw new SystemExit();
          }
     }
 

code/web/public_php/ams/func/activate_plugin.php

@@ -22,20 +22,20 @@ function activate_plugin() {
              {
 				 // if result is successfull it redirects and shows success message
                 header( "Location: index.php?page=plugins&result=3" );
-                 die();
+                 throw new SystemExit();
                  }
             else
                  {
 				//if result is unsuccessfull it redirects and throws error
                 header( "Location: index.php?page=plugins&result=4" );
-                 die();
+                 throw new SystemExit();
                  }
             }
         else
              {
 			//if $_GET variable is not set it redirects and shows error
             header( "Location: index.php?page=plugins&result=4" );
-             die();
+             throw new SystemExit();
              }
         }
     }

code/web/public_php/ams/func/add_sgroup.php

@@ -41,12 +41,12 @@ function add_sgroup(){
             //ERROR: No access!
             $_SESSION['error_code'] = "403";
             header("Location: index.php?page=error");
-            die();
+            throw new SystemExit();
         }
     }else{
         //ERROR: not logged in!
         header("Location: index.php");
-        die();
+        throw new SystemExit();
     }
 
 }

code/web/public_php/ams/func/add_user.php

@@ -30,13 +30,13 @@ function add_user(){
           if(Helpers::check_if_game_client()){
                //if registering ingame then we have to set the header and dont need to reload the template.
                header('Location: email_sent.php');
-               die();
+               throw new SystemExit();
           }
           $pageElements['status'] = $status;
           $pageElements['no_visible_elements'] = 'TRUE';
 	  $pageElements['ingame_webpath'] = $INGAME_WEBPATH;
           helpers :: loadtemplate( 'register_feedback', $pageElements);
-          die();
+          throw new SystemExit();
      }elseif (isset($_POST['page']) && $_POST['page']=="settings"){
           // pass error and reload template accordingly
           $result['prevUsername'] = $_POST["Username"];
@@ -45,7 +45,7 @@ function add_user(){
           $result['prevEmail'] = $_POST["Email"];
           $result['no_visible_elements'] = 'TRUE';
           helpers :: loadtemplate( 'settings', $result);
-          die();
+          throw new SystemExit();
      }else{
           // pass error and reload template accordingly
           $result['prevUsername'] = $_POST["Username"];
@@ -55,7 +55,7 @@ function add_user(){
           $result['no_visible_elements'] = 'TRUE';
           $pageElements['ingame_webpath'] = $INGAME_WEBPATH;
           helpers :: loadtemplate( 'register', $result);
-          die();
+          throw new SystemExit();
      }
 }
 
@@ -83,7 +83,7 @@ function write_user($newUser){
      }catch (PDOException $e) {
       //go to error page or something, because can't access website db
       print_r($e);
-      die();
+      throw new SystemExit();
      }
 
 }

code/web/public_php/ams/func/add_user_to_sgroup.php

@@ -40,18 +40,18 @@ function add_user_to_sgroup(){
             }else{
                 header("Location: ".$WEBPATH."?page=show_sgroup&id=".$id);
             }
-            die();
+            throw new SystemExit();
 
         }else{
             //ERROR: No access!
             $_SESSION['error_code'] = "403";
             header("Location: index.php?page=error");
-            die();
+            throw new SystemExit();
         }
     }else{
         //ERROR: not logged in!
         header("Location: index.php");
-        die();
+        throw new SystemExit();
     }
 
 }

code/web/public_php/ams/func/change_info.php

@@ -97,29 +97,29 @@ function change_info(){
 		    global $INGAME_WEBPATH;
                     $result['ingame_webpath'] = $INGAME_WEBPATH;
                     helpers :: loadtemplate( 'settings', $result);
-                    die();
+                    throw new SystemExit();
 
                 }else{
                     //ERROR: permission denied!
 		    $_SESSION['error_code'] = "403";
                     header("Location: index.php?page=error");
-                    die();
+                    throw new SystemExit();
                 }
 
             }else{
                 //ERROR: The form was not filled in correclty
 		header("Location: index.php?page=settings");
-		die();
+		throw new SystemExit();
             }
         }else{
             //ERROR: user is not logged in
 	    header("Location: index.php");
-	    die();
+	    throw new SystemExit();
         }
 
     }catch (PDOException $e) {
          //go to error page or something, because can't access website db
          print_r($e);
-         die();
+         throw new SystemExit();
     }
 }

code/web/public_php/ams/func/change_mail.php

@@ -58,7 +58,7 @@ function change_mail(){
                             }
                         }
                         helpers :: loadtemplate( 'settings', $result);
-                        die();
+                        throw new SystemExit();
 
                     }else{
 			$result['EMAIL'] = $reply;
@@ -72,31 +72,31 @@ function change_mail(){
                             }
                         }
                         helpers :: loadtemplate( 'settings', $result);
-                        die();
+                        throw new SystemExit();
                     }
 
                 }else{
                     //ERROR: permission denied!
 		    $_SESSION['error_code'] = "403";
                     header("Location: index.php?page=error");
-                    die();
+                    throw new SystemExit();
                 }
 
             }else{
                 //ERROR: The form was not filled in correclty
 		header("Location: index.php?page=settings");
-		die();
+		throw new SystemExit();
             }
         }else{
             //ERROR: user is not logged in
 	    header("Location: index.php");
-	    die();
+	    throw new SystemExit();
         }
 
     }catch (PDOException $e) {
          //go to error page or something, because can't access website db
          print_r($e);
-         die();
+         throw new SystemExit();
     }
 
 }

code/web/public_php/ams/func/change_password.php

@@ -47,7 +47,7 @@ function change_password(){
                         $succresult['username'] = $_SESSION['user'];
                         $succresult['target_id'] = $_POST['target_id'];
                         helpers :: loadtemplate( 'settings', $succresult);
-                        die();
+                        throw new SystemExit();
 
                     }else{
 
@@ -65,31 +65,31 @@ function change_password(){
 
                         $result = array_merge($result,$settings);
                         helpers :: loadtemplate( 'settings', $result);
-                        die();
+                        throw new SystemExit();
                     }
 
                 }else{
                     //ERROR: permission denied!
 		    $_SESSION['error_code'] = "403";
                     header("Location: index.php?page=error");
-                    die();
+                    throw new SystemExit();
                 }
 
             }else{
                 //ERROR: The form was not filled in correclty
 		header("Location: index.php?page=settings");
-		die();
+		throw new SystemExit();
             }
         }else{
             //ERROR: user is not logged in
 	    header("Location: index.php");
-	    die();
+	    throw new SystemExit();
         }
 
     }catch (PDOException $e) {
          //go to error page or something, because can't access website db
          print_r($e);
-         die();
+         throw new SystemExit();
     }
 
 }

code/web/public_php/ams/func/change_receivemail.php

@@ -27,30 +27,30 @@ function change_receivemail(){
 			}else{
 				header("Location: ".$WEBPATH."?page=settings&id=".$user_id);
 			}
-			die();
+			throw new SystemExit();
 
                 }else{
                     //ERROR: permission denied!
 		    $_SESSION['error_code'] = "403";
                     header("Location: index.php?page=error");
-                    die();
+                    throw new SystemExit();
                 }
 
             }else{
                 //ERROR: The form was not filled in correclty
 		header("Location: index.php?page=settings");
-		die();
+		throw new SystemExit();
             }
         }else{
             //ERROR: user is not logged in
 	    header("Location: index.php");
-	    die();
+	    throw new SystemExit();
         }
 
     }catch (PDOException $e) {
          //go to error page or something, because can't access website db
          print_r($e);
-         die();
+         throw new SystemExit();
     }
 
 }

code/web/public_php/ams/func/create_ticket.php

@@ -35,32 +35,32 @@ function create_ticket(){
                     }else{
                         header("Location: ".$WEBPATH."?page=show_ticket&id=".$ticket_id);
                     }
-                    die();
+                    throw new SystemExit();
 
                 }catch (PDOException $e) {
                     //ERROR: LIB DB is not online!
                     print_r($e);
-                    die();
+                    throw new SystemExit();
                     header("Location: index.php");
-                    die();
+                    throw new SystemExit();
                 }
 
             }else{
                 //ERROR: permission denied!
                 $_SESSION['error_code'] = "403";
                 header("Location: index.php?page=error");
-                die();
+                throw new SystemExit();
             }
 
         }else{
             //ERROR: The form was not filled in correclty
             header("Location: index.php?page=create_ticket");
-            die();
+            throw new SystemExit();
         }
     }else{
         //ERROR: user is not logged in
         header("Location: index.php");
-        die();
+        throw new SystemExit();
     }
 
 }

code/web/public_php/ams/func/deactivate_plugin.php

@@ -23,13 +23,13 @@ function deactivate_plugin() {
              {
 				// if result is successfull it redirects and shows success message
                 header( "Location: index.php?page=plugins&result=5" );
-                 die();
+                 throw new SystemExit();
                  }
             else
                  {
 				// if result is unsuccessfull it redirects and shows success message
                 header( "Location: index.php?page=plugins&result=6" );
-                 die();
+                 throw new SystemExit();
 
                  }
             }
@@ -37,7 +37,7 @@ function deactivate_plugin() {
              {
 			//if $_GET variable is not set it redirects and shows error
             header( "Location: index.php?page=plugins&result=6" );
-             die();
+             throw new SystemExit();
              }
         }
     }

code/web/public_php/ams/func/delete_plugin.php

@@ -30,14 +30,14 @@ function delete_plugin() {
 
                     //if result	successfull redirect and show success message
                      header( "Location: index.php?page=plugins&result=2" );
-                     die();
+                     throw new SystemExit();
 
                      }
                 else
                      {
 					// if result unsuccessfull redirect and show error message
                     header( "Location: index.php?page=plugins&result=0" );
-                     die();
+                     throw new SystemExit();
                      }
                 }
             }
@@ -45,7 +45,7 @@ function delete_plugin() {
              {
 			// if result unsuccessfull redirect and show error message
             header( "Location: index.php?page=plugins&result=0" );
-             die();
+             throw new SystemExit();
              }
         }
     }

code/web/public_php/ams/func/forgot_password.php

@@ -11,7 +11,7 @@ function forgot_password(){
             $result['EMAIL_ERROR'] = 'TRUE';
             $result['no_visible_elements'] = 'TRUE';
             helpers :: loadtemplate( 'forgot_password', $result);
-            die();
+            throw new SystemExit();
         }
         $webUser = new WebUsers($target_id);
         $target_username = $webUser->getUsername();
@@ -44,7 +44,7 @@ function forgot_password(){
         $result['prevEmail'] = $email;
         $result['no_visible_elements'] = 'TRUE';
         helpers :: loadtemplate( 'forgot_password', $result);
-        die();
+        throw new SystemExit();
 
 
 }

code/web/public_php/ams/func/install_plugin.php

@@ -59,17 +59,17 @@ function install_plugin() {
              if ( $x == '1' )
              {
                 echo "update found";
-                 die();
+                 throw new SystemExit();
                  }
             else if ( $x == '2' )
              {
                 echo "Plugin already exists with same name .";
-                 die();
+                 throw new SystemExit();
                  }
             else if ( $x == '3' )
              {
                 echo "Update info is not present in the update";
-                 die();
+                 throw new SystemExit();
                  }
 
 
@@ -80,18 +80,18 @@ function install_plugin() {
                      {
                     if ( move_uploaded_file( $fileTmpLoc, $temp_path . "/" . $fileName ) ) {
                         echo "$fileName upload is complete.</br>" . "<button type='submit' class='btn btn-primary' style='margin-left:5px; margin-top:10px;' name='install_plugin'>Install Plugin</button></br>";
-                         die();
+                         throw new SystemExit();
                          }
                     else
                          {
                         echo "Error in uploading file.";
-                         die();
+                         throw new SystemExit();
                          }
                     }
                 else
                      {
                     echo "Please select a file with .zip extension to upload.";
-                     die();
+                     throw new SystemExit();
                      }
                 }
             else
@@ -126,28 +126,28 @@ function install_plugin() {
 
                          // if everything is successfull redirecting to the plugin template
                         header( "Location: index.php?page=plugins&result=1" );
-                         die();
+                         throw new SystemExit();
                          }
                     else
                          {
                         // file .info not exists
                         rmdir( $target_path );
                          header( "Location: index.php?page=install_plugin&result=2" );
-                         die();
+                         throw new SystemExit();
                          }
 
                     } else
                      {
                     // extraction failed
                     header( "Location: index.php?page=install_plugin&result=0" );
-                     die();
+                     throw new SystemExit();
                      }
                 }
             }
         else
              {
             echo "Please Browse for a file before clicking the upload button";
-             die();
+             throw new SystemExit();
              }
         }
     }
@@ -279,7 +279,7 @@ function checkForUpdate( $fileName, $findPath, $tempFile, $tempPath )
                         if ( pluginUpdateExists( $info['Id'], $tempPath . "/" . trim( $fileName, ".zip" ) . "_" . $result['Version'] . ".zip" ) )
                              {
                             echo "Update already exists";
-                             die();
+                             throw new SystemExit();
                              }
                         else {
                             // removing the preivous update
@@ -294,7 +294,7 @@ function checkForUpdate( $fileName, $findPath, $tempFile, $tempPath )
                                  $update['UpdateInfo'] = json_encode( $result );
                                  $dbr -> insert( "updates", $update );
                                  header( "Location: index.php?page=plugins&result=7" );
-                                 die();
+                                 throw new SystemExit();
                                  }
                             }
                         }

code/web/public_php/ams/func/login.php

@@ -38,21 +38,21 @@ function login(){
 			}else{
 				header( 'Location: '. $WEBPATH . $GETString);
 			}
-			die();
+			throw new SystemExit();
 		}else{
 			//handle login failure
 			$result = Array();
 			$result['login_error'] = 'TRUE';
 			$result['no_visible_elements'] = 'TRUE';
 			helpers :: loadtemplate( 'login', $result);
-			die();
+			throw new SystemExit();
 		}
 
 
 	}catch (PDOException $e) {
 	     //go to error page or something, because can't access website db
 	     print_r($e);
-	     die();
+	     throw new SystemExit();
 	}
 
 }

code/web/public_php/ams/func/modify_email_of_sgroup.php

@@ -49,18 +49,18 @@ function modify_email_of_sgroup(){
             }else{
                 header("Location: ".$WEBPATH."?page=show_sgroup&id=".$sgroupid);
             }
-            die();
+            throw new SystemExit();
 
         }else{
             //ERROR: No access!
             $_SESSION['error_code'] = "403";
             header("Location: index.php?page=error");
-            die();
+            throw new SystemExit();
         }
     }else{
         //ERROR: not logged in!
         header("Location: index.php");
-        die();
+        throw new SystemExit();
     }
 
 }

code/web/public_php/ams/func/reply_on_ticket.php

@@ -46,25 +46,25 @@ function reply_on_ticket(){
                 }else{
                     header("Location: ".$WEBPATH."?page=show_ticket&id=".$ticket_id);
                 }
-                die();
+                throw new SystemExit();
 
             }catch (PDOException $e) {
                 //ERROR: LIB DB is not online!
                 print_r($e);
                 //header("Location: index.php");
-                die();
+                throw new SystemExit();
             }
 
         }else{
             //ERROR: No access!
             $_SESSION['error_code'] = "403";
             header("Location: index.php?page=error");
-            die();
+            throw new SystemExit();
         }
     }else{
         //ERROR: not logged in!
         header("Location: index.php");
-        die();
+        throw new SystemExit();
     }
 
 }

code/web/public_php/ams/func/reset_password.php

@@ -24,7 +24,7 @@ function reset_password(){
             }
             $result['no_visible_elements'] = 'TRUE';
             helpers :: loadtemplate( 'reset_success', $result);
-            die();
+            throw new SystemExit();
         }
         $GETString = "";
         foreach($_GET as $key => $value){
@@ -38,7 +38,7 @@ function reset_password(){
         $result['prevConfirmNewPass'] = $confirmpass;
         $result['no_visible_elements'] = 'TRUE';
         helpers :: loadtemplate( 'reset_password', $result);
-        die();
+        throw new SystemExit();
 
     }
 }

code/web/public_php/ams/func/update_plugin.php

@@ -31,7 +31,7 @@ function update_plugin() {
 
              // if update is installed succesffully redirect to show success message
              header( "Location: index.php?page=plugins&result=8" );
-             die();
+             throw new SystemExit();
 
              }
         }

code/web/public_php/ams/inc/change_permission.php

@@ -27,7 +27,7 @@ function change_permission(){
                 }else{
                     header("Location: ".$WEBPATH."?page=show_user&id=".$user_id);
                 }
-                die();
+                throw new SystemExit();
 
 
             }else{
@@ -37,21 +37,21 @@ function change_permission(){
                 }else{
                     header("Location: ".$WEBPATH."?page=show_user&id=".$user_id);
                 }
-                die();
+                throw new SystemExit();
             }
 
         }else{
             //ERROR: No access!
             $_SESSION['error_code'] = "403";
             header("Location: index.php?page=error");
-            die();
+            throw new SystemExit();
 
         }
 
     }else{
         //ERROR: not logged in!
         header("Location: index.php");
-        die();
+        throw new SystemExit();
     }
 
 

code/web/public_php/ams/inc/createticket.php

@@ -18,7 +18,7 @@ function createticket(){
                 //ERROR: No access!
                 $_SESSION['error_code'] = "403";
                 header("Location: index.php?page=error");
-                die();
+                throw new SystemExit();
 
             }else{
                 //if user_id is given, then set it as the target_id
@@ -48,7 +48,7 @@ function createticket(){
     }else{
         //ERROR: not logged in!
         header("Location: index.php");
-        die();
+        throw new SystemExit();
     }
 
 }

code/web/public_php/ams/inc/dashboard.php

@@ -30,14 +30,14 @@ function dashboard(){
             //ERROR: No access!
             $_SESSION['error_code'] = "403";
             header("Location: index.php?page=error");
-            die();
+            throw new SystemExit();
 
         }
 
     }else{
         //ERROR: not logged in!
         header("Location: index.php");
-        die();
+        throw new SystemExit();
     }
 
 

code/web/public_php/ams/inc/login.php

@@ -22,7 +22,7 @@ function login() {
 			} else {
 				header('Location: ' . $WEBPATH);
 			}
-			die();
+			throw new SystemExit();
 		}
 	}
 	$pageElements['ingame_webpath'] = $INGAME_WEBPATH;

code/web/public_php/ams/inc/plugins.php

@@ -33,7 +33,7 @@ function plugins()
         // ERROR: No access!
         $_SESSION['error_code'] = "403";
          header( "Location: index.php?page=error" );
-         die();
+         throw new SystemExit();
          }
 
     }

code/web/public_php/ams/inc/plugins_update.php

@@ -31,6 +31,6 @@ function plugins_update()
         // ERROR: No access!
         $_SESSION['error_code'] = "403";
          header( "Location: index.php?page=error" );
-         die();
+         throw new SystemExit();
          }
     }

code/web/public_php/ams/inc/reset_password.php

@@ -26,6 +26,6 @@ function reset_password(){
         global $WEBPATH;
         $_SESSION['error_code'] = "403";
         header("Location: ".$WEBPATH."?page=error");
-        die();
+        throw new SystemExit();
     }
 }

code/web/public_php/ams/inc/settings.php

@@ -13,7 +13,7 @@ function settings(){
                     //ERROR: No access!
                     $_SESSION['error_code'] = "403";
                     header("Location: index.php?page=error");
-                    die();
+                    throw new SystemExit();
                 }else{
                     $webUser = new Webusers($_GET['id']);
                     $result = $webUser->getInfo();
@@ -47,7 +47,7 @@ function settings(){
     }else{
         //ERROR: not logged in!
         header("Location: index.php");
-        die();
+        throw new SystemExit();
     }
 }
 

code/web/public_php/ams/inc/sgroup_list.php

@@ -21,7 +21,7 @@ function sgroup_list(){
                 }else{
                     header("Location: ".$WEBPATH."?page=sgroup_list");
                 }
-                die();
+                throw new SystemExit();
             }
             if(Ticket_User::isAdmin(unserialize($_SESSION['ticket_user']))){
                 $result['isAdmin'] = "TRUE";
@@ -34,12 +34,12 @@ function sgroup_list(){
             //ERROR: No access!
             $_SESSION['error_code'] = "403";
             header("Location: index.php?page=error");
-            die();
+            throw new SystemExit();
         }
     }else{
         //ERROR: not logged in!
         header("Location: index.php");
-        die();
+        throw new SystemExit();
     }
 
 }

code/web/public_php/ams/inc/show_queue.php

@@ -149,19 +149,19 @@ function show_queue(){
                 //ERROR: Doesn't exist!
                 $_SESSION['error_code'] = "404";
                 header("Location: ams?page=error");
-                die();
+                throw new SystemExit();
             }
 
         }else{
             //ERROR: No access!
             $_SESSION['error_code'] = "403";
             header("Location: index.php?page=error");
-            die();
+            throw new SystemExit();
         }
     }else{
         //ERROR: not logged in!
         header("Location: index.php");
-        die();
+        throw new SystemExit();
     }
 
 }

code/web/public_php/ams/inc/show_reply.php

@@ -44,11 +44,11 @@ function show_reply(){
             //ERROR: No access!
             $_SESSION['error_code'] = "403";
             header("Location: index.php?page=error");
-            die();
+            throw new SystemExit();
         }
     }else{
         //ERROR: not logged in!
         header("Location: index.php");
-        die();
+        throw new SystemExit();
     }
 }

code/web/public_php/ams/inc/show_sgroup.php

@@ -25,7 +25,7 @@ function show_sgroup(){
                     }else{
                         header("Location: ".$WEBPATH."?page=show_sgroup&id=" . $result['target_id']);
                     }
-                    die();
+                    throw new SystemExit();
 
                 }
 
@@ -65,19 +65,19 @@ function show_sgroup(){
                 //ERROR: No page specified!
                 $_SESSION['error_code'] = "404";
                 header("Location: ams?page=error");
-                die();
+                throw new SystemExit();
             }
 
         }else{
             //ERROR: No access!
             $_SESSION['error_code'] = "403";
             header("Location: index.php?page=error");
-            die();
+            throw new SystemExit();
         }
     }else{
         //ERROR: not logged in!
         header("Location: index.php");
-        die();
+        throw new SystemExit();
     }
 
 }

code/web/public_php/ams/inc/show_ticket.php

@@ -83,11 +83,11 @@ function show_ticket(){
             //ERROR: No access!
             $_SESSION['error_code'] = "403";
             header("Location: index.php?page=error");
-            die();
+            throw new SystemExit();
         }
     }else{
         //ERROR: not logged in!
         header("Location: index.php");
-        die();
+        throw new SystemExit();
     }
 }

code/web/public_php/ams/inc/show_ticket_info.php

@@ -50,11 +50,11 @@ function show_ticket_info(){
             //ERROR: No access!
             $_SESSION['error_code'] = "403";
             header("Location: index.php?page=error");
-            die();
+            throw new SystemExit();
         }
     }else{
         //ERROR: not logged in!
         header("Location: index.php");
-        die();
+        throw new SystemExit();
     }
 }

code/web/public_php/ams/inc/show_ticket_log.php

@@ -68,11 +68,11 @@ function show_ticket_log(){
             //ERROR: No access!
             $_SESSION['error_code'] = "403";
             header("Location: index.php?page=error");
-            die();
+            throw new SystemExit();
         }
     }else{
         //ERROR: not logged in!
         header("Location: index.php");
-        die();
+        throw new SystemExit();
     }
 }

code/web/public_php/ams/inc/show_user.php

@@ -42,11 +42,11 @@ function show_user(){
             //ERROR: No access!
             $_SESSION['error_code'] = "403";
             header("Location: index.php?page=error");
-            die();
+            throw new SystemExit();
         }
     }else{
         //ERROR: not logged in!
         header("Location: index.php");
-        die();
+        throw new SystemExit();
     }
 }

code/web/public_php/ams/inc/syncing.php

@@ -31,6 +31,6 @@ function syncing(){
         //ERROR: No access!
         $_SESSION['error_code'] = "403";
         header("Location: index.php?page=error");
-        die();
+        throw new SystemExit();
     }
 }

code/web/public_php/ams/inc/userlist.php

@@ -31,6 +31,6 @@ function userlist(){
         //ERROR: No access!
         $_SESSION['error_code'] = "403";
         header("Location: index.php?page=error");
-        die();
+        throw new SystemExit();
     }
 }

code/web/public_php/ams/index.php

@@ -14,10 +14,14 @@
 // load required pages and turn error reporting on/off
 error_reporting( E_ALL );
 ini_set( 'display_errors', 'on' );
+
+class SystemExit extends Exception {}
+try {
+
 if (!file_exists( '../is_installed')) {
 	header("Cache-Control: max-age=1");
 	header('Location: ../setup', true, 303);
-	die();
+	throw new SystemExit();
 }
 
 require( '../config.php' );
@@ -129,3 +133,6 @@ foreach( $hook_content as $key => $value )
 
 // load the template with the variables in the $return array
 helpers :: loadTemplate( $page , $return );
+
+}
+catch (SystemExit $e) { /* do nothing */ }