Unregister BeforeSave and AfterSave Handler in Vtiger Using PHP

To unregister BeforeSave and AfterSave handlers in Vtiger CRM 7 using the VTlib library functions in a PHP script, you can use the Vtiger_Event::deleteHandler function. This function allows you to remove the registered event handler from your module.

Here’s how you can unregister these event handlers:

PHP Script to Unregister BeforeSave and AfterSave Handlers:

<?php
// Include the vtlib library (Make sure to adjust the path according to your vtiger CRM installation)
include_once 'vtlib/Vtiger/Event.php';

// Define the module name where the handler was registered
$moduleName = 'ModuleName'; // Replace 'ModuleName' with your actual module name

// Unregister BeforeSave handler
$eventName = 'vtiger.entity.beforesave'; // Event name for BeforeSave
$handlerPath = 'modules/ModuleName/BeforeSaveHandler.php'; // Path to the handler file
$handlerClass = 'BeforeSaveHandler'; // Name of the handler class

// Unregister the BeforeSave event handler
Vtiger_Event::deleteHandler($eventName, $moduleName, $handlerPath, $handlerClass);

// Unregister AfterSave handler
$eventName = 'vtiger.entity.aftersave'; // Event name for AfterSave
$handlerPath = 'modules/ModuleName/AfterSaveHandler.php'; // Path to the handler file
$handlerClass = 'AfterSaveHandler'; // Name of the handler class

// Unregister the AfterSave event handler
Vtiger_Event::deleteHandler($eventName, $moduleName, $handlerPath, $handlerClass);

echo "BeforeSave and AfterSave handlers unregistered successfully.";

Explanation:

1. Event Name:

• vtiger.entity.beforesave: This is the event name for the BeforeSave handler.
• vtiger.entity.aftersave: This is the event name for the AfterSave handler.

2. Handler Path: Specify the correct path to the handler file that was used during registration.

3. Handler Class: This is the class name of the handler that was originally registered for the event.

4. Vtiger_Event::deleteHandler(): This function deletes the event handler from the specified module.

Important Notes:

• Make sure to replace 'ModuleName' with the actual module where the handlers are registered.
• Verify that the paths and class names match the original registration process.

Conclusion

To unregister both AfterSave and BeforeSave handlers in the case of Vtiger CRM 7 with the help of VTlib library functions in a PHP script, you can simply utilize the Vtiger_Event::deleteHandler function. This specific function lets you delete the registered event handler, especially from your module, by having the best Vtiger hosting solutions.