From f227c593ff9235299144545aac41eafe5a9afae1 Mon Sep 17 00:00:00 2001
From: Coleman Watts <coleman@civicrm.org>
Date: Mon, 20 Nov 2017 20:17:39 -0500
Subject: [PATCH] Add comments

---
 CRM/Export/Controller/Standalone.php | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/CRM/Export/Controller/Standalone.php b/CRM/Export/Controller/Standalone.php
index c2540dcd70..0d3590ab60 100644
--- a/CRM/Export/Controller/Standalone.php
+++ b/CRM/Export/Controller/Standalone.php
@@ -68,7 +68,8 @@ class CRM_Export_Controller_Standalone extends CRM_Core_Controller {
   }
 
   /**
-   *
+   * Export forms are historically tightly coupled to search forms,so this simulates
+   * the output of a search form, with an array of checkboxes for each selected entity.
    *
    * @param string $pageName
    * @return array
@@ -81,6 +82,7 @@ class CRM_Export_Controller_Standalone extends CRM_Core_Controller {
         $values[CRM_Core_Form::CB_PREFIX . $id] = 1;
       }
     }
+    // Set the "task" selector value to Export
     $className = 'CRM_' . $this->get('entity') . '_Task';
     foreach ($className::tasks() as $taskId => $task) {
       $taskForm = (array) $task['class'];
-- 
2.25.1