From 619d3303262cc7b0aadd5c27dec9ad4e630644eb Mon Sep 17 00:00:00 2001
From: Seamus Lee <seamuslee001@gmail.com>
Date: Thu, 7 Sep 2017 07:04:38 +1000
Subject: [PATCH] CRM-20892 Add in modified_date column to civicrm_mailing to
 assist in preventing cross edit of mailings

---
 CRM/Mailing/DAO/Mailing.php               | 24 ++++++++++++++++++++++-
 CRM/Upgrade/Incremental/php/FourSeven.php | 10 ++++++++++
 xml/schema/Mailing/Mailing.xml            | 10 ++++++++++
 3 files changed, 43 insertions(+), 1 deletion(-)

diff --git a/CRM/Mailing/DAO/Mailing.php b/CRM/Mailing/DAO/Mailing.php
index d9c55517f29d..2d0f8756ff32 100644
--- a/CRM/Mailing/DAO/Mailing.php
+++ b/CRM/Mailing/DAO/Mailing.php
@@ -30,7 +30,7 @@
  *
  * Generated from xml/schema/CRM/Mailing/Mailing.xml
  * DO NOT EDIT.  Generated by CRM_Core_CodeGen
- * (GenCodeChecksum:9a7cf33adcdee2e83d5fe1b5a28186cb)
+ * (GenCodeChecksum:7f90165e5c470ceb7e4644a5ab0660d1)
  */
 require_once 'CRM/Core/DAO.php';
 require_once 'CRM/Utils/Type.php';
@@ -299,6 +299,12 @@ class CRM_Mailing_DAO_Mailing extends CRM_Core_DAO {
    * @var string
    */
   public $language;
+  /**
+   * When was the mailing (or closely related entity) was created or modified or deleted.
+   *
+   * @var timestamp
+   */
+  public $modified_date;
   /**
    * Class constructor.
    */
@@ -908,6 +914,22 @@ static function &fields() {
             'optionEditPath' => 'civicrm/admin/options/languages',
           )
         ) ,
+        'mailing_modified_date' => array(
+          'name' => 'modified_date',
+          'type' => CRM_Utils_Type::T_TIMESTAMP,
+          'title' => ts('Modified Date') ,
+          'description' => 'When was the mailing (or closely related entity) was created or modified or deleted.',
+          'required' => false,
+          'export' => true,
+          'where' => 'civicrm_mailing.modified_date',
+          'headerPattern' => '',
+          'dataPattern' => '',
+          'default' => 'CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP',
+          'table_name' => 'civicrm_mailing',
+          'entity' => 'Mailing',
+          'bao' => 'CRM_Mailing_BAO_Mailing',
+          'localizable' => 0,
+        ) ,
       );
       CRM_Core_DAO_AllCoreTables::invoke(__CLASS__, 'fields_callback', Civi::$statics[__CLASS__]['fields']);
     }
diff --git a/CRM/Upgrade/Incremental/php/FourSeven.php b/CRM/Upgrade/Incremental/php/FourSeven.php
index 500da9045d49..c00f3f8e15c9 100644
--- a/CRM/Upgrade/Incremental/php/FourSeven.php
+++ b/CRM/Upgrade/Incremental/php/FourSeven.php
@@ -429,6 +429,16 @@ public function upgrade_4_7_25($rev) {
       'civicrm_case', 'modified_date', "timestamp NULL  DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP COMMENT 'When was the case (or closely related entity) was created or modified or deleted.'");
   }
 
+  /**
+   * Upgrade function.
+   *
+   * @param string $rev
+   */
+  public function upgrade_4_7_26($rev) {
+    $this->addTask('CRM-20892 - Add modified_date to civicrm_mailing', 'addColumn',
+      'civicrm_mailing', 'modified_date', "timestamp NULL DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP COMMENT 'When was the mailing (or closely related entity) was created or modified or deleted.'");
+    $this->addTask(ts('Upgrade DB to %1: SQL', array(1 => $rev)), 'runSql', $rev);
+  }
 
   /*
    * Important! All upgrade functions MUST add a 'runSql' task.
diff --git a/xml/schema/Mailing/Mailing.xml b/xml/schema/Mailing/Mailing.xml
index 25d2488079bc..7b8880a06e24 100644
--- a/xml/schema/Mailing/Mailing.xml
+++ b/xml/schema/Mailing/Mailing.xml
@@ -487,4 +487,14 @@
       <type>Select</type>
     </html>
   </field>
+  <field>
+   <name>modified_date</name>
+   <uniqueName>mailing_modified_date</uniqueName>
+   <type>timestamp</type>
+   <comment>When was the mailing (or closely related entity) was created or modified or deleted.</comment>
+   <required>false</required>
+   <export>true</export>
+   <default>CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP</default>
+   <add>4.7</add>
+ </field>
 </table>