From 97c4fe768f8f0d26eddd3a6da23d4f2700102dc0 Mon Sep 17 00:00:00 2001
From: priyankakaran26 <priyanka.karan26@gmail.com>
Date: Mon, 29 Sep 2014 15:31:14 +0100
Subject: [PATCH] handle recurring entity delete

---
 CRM/Core/BAO/RecurringEntity.php | 34 ++++++++++++++++++++++++++++++++
 CRM/Core/DAO.php                 |  8 ++++++++
 2 files changed, 42 insertions(+)

diff --git a/CRM/Core/BAO/RecurringEntity.php b/CRM/Core/BAO/RecurringEntity.php
index dfef78a31c..687c856997 100644
--- a/CRM/Core/BAO/RecurringEntity.php
+++ b/CRM/Core/BAO/RecurringEntity.php
@@ -529,6 +529,40 @@ class CRM_Core_BAO_RecurringEntity extends CRM_Core_DAO_RecurringEntity {
     unset($processedEntities);
   }
 
+  static public function triggerDelete($obj){
+    // if DB version is earlier than 4.6 skip any processing
+    static $currentVer = NULL;
+    if (!$currentVer) {
+      $currentVer = CRM_Core_BAO_Domain::version();
+    }
+    if (version_compare($currentVer, '4.6.alpha1') < 0) {
+      return;
+    }
+
+    static $processedEntities = array();
+    if (empty($obj->id) || empty($obj->__table)) {
+      return FALSE;
+    }
+    $key = "{$obj->__table}_{$obj->id}";
+    CRM_Core_Error::debug_var('$key', $key);
+
+    if (array_key_exists($key, $processedEntities)) {
+      // already processed
+      return NULL;
+    }
+
+    // mark being processed
+    $processedEntities[$key] = 1;
+
+    $parentID = self::getParentFor($obj->id, $obj->__table, FALSE);
+    if ($parentID) {
+      $dao = new CRM_Core_DAO_RecurringEntity();
+      $dao->entity_id = $obj->id;
+      $dao->entity_table = $obj->__table;
+      $dao->delete();
+    }
+  }
+
   /**
    * This function maps values posted from form to civicrm_action_schedule columns
    * 
diff --git a/CRM/Core/DAO.php b/CRM/Core/DAO.php
index 445576fa5f..41335ca5cb 100644
--- a/CRM/Core/DAO.php
+++ b/CRM/Core/DAO.php
@@ -462,6 +462,14 @@ class CRM_Core_DAO extends DB_DataObject {
     return $this;
   }
 
+  function delete($useWhere = FALSE) {
+    $result = parent::delete($useWhere);
+    if ($result) {
+      CRM_Core_BAO_RecurringEntity::triggerDelete($this);
+    }
+    return $result;
+  }
+
   /**
    * @param bool $created
    */
-- 
2.25.1