From d04a3a9be4a4ec3b681a9e909cdaa149a0234288 Mon Sep 17 00:00:00 2001
From: yashodha <yashodha.chaku@webaccessglobal.com>
Date: Thu, 19 Nov 2015 16:14:02 +0530
Subject: [PATCH] CRM-15306: Adding hook to alter mail templates

----------------------------------------
* CRM-15306: Adding hook to alter mail templates
  https://issues.civicrm.org/jira/browse/CRM-15306
---
 CRM/Mailing/BAO/Mailing.php |  2 ++
 CRM/Utils/Hook.php          | 15 +++++++++++++++
 2 files changed, 17 insertions(+)

diff --git a/CRM/Mailing/BAO/Mailing.php b/CRM/Mailing/BAO/Mailing.php
index 7b2b0b910f..4b36fc453b 100644
--- a/CRM/Mailing/BAO/Mailing.php
+++ b/CRM/Mailing/BAO/Mailing.php
@@ -802,6 +802,8 @@ ORDER BY   i.contact_id, i.{$tempColumn}
         $template[] = $this->subject;
         $this->templates['subject'] = implode("\n", $template);
       }
+
+      CRM_Utils_Hook::alterMailTemplates($this->templates);
     }
     return $this->templates;
   }
diff --git a/CRM/Utils/Hook.php b/CRM/Utils/Hook.php
index 78d7a5c874..af9744cb55 100644
--- a/CRM/Utils/Hook.php
+++ b/CRM/Utils/Hook.php
@@ -998,6 +998,21 @@ abstract class CRM_Utils_Hook {
     );
   }
 
+  /**
+   * This hook is called after getting the content of the mail and before tokenizing it.
+   *
+   * @param array $templates
+   *   Array fields include: html, text, subject
+   *
+   * @return mixed
+   */
+  public static function alterMailTemplates(&$templates) {
+    return self::singleton()->invoke(1, $templates,
+      self::$_nullObject, self::$_nullObject, self::$_nullObject, self::$_nullObject, self::$_nullObject,
+      'civicrm_alterMailTemplates'
+    );
+  }
+
   /**
    * This hook is called when rendering the Manage Case screen.
    *
-- 
2.25.1