additional fix

docs/hooks/hook_civicrm_alterEntityRefParams.md

@@ -10,18 +10,19 @@ This hook is available in CiviCRM 4.7.27+ (maybe depends on the commit).
 
 ## Definition
 
-     hook_civicrm_alterEntityRefParams(&$params)
+     hook_civicrm_alterEntityRefParams(&$params, $formName)
 
 ## Parameters
 
 - array `$params` - parameters of entityRef field
+- string `$formName` - form name
 
 ## Example
 
 ```php
-function myextension_civicrm_alterEntityRefParams(&$params) {
-  // use your custom API to fetch tags of your choice
-  if ($params['entity'] == 'tag') {
+function myextension_civicrm_alterEntityRefParams(&$params, $formName) {
+  // use your custom API to fetch tags of your choice on specific form say on 'New Individual'
+  if (formName == 'CRM_Contact_Form_Contact' && $params['entity'] == 'tag') {
     $params['entity'] = 'my_tags';
     $params['api'] = array('params' => array('parent_id' => 292));
   }