From c3c97e2ee2302971136e10f7dedb59f95e7d46d8 Mon Sep 17 00:00:00 2001
From: Marina Glancy <marina@moodle.com>
Date: Fri, 7 Apr 2017 08:08:23 +0800
Subject: [PATCH] MDL-58523 mod_feedback: deleting response should reset
 completion

---
 mod/feedback/classes/completion.php |  3 ++-
 mod/feedback/lib.php                | 18 ++++++++++--------
 2 files changed, 12 insertions(+), 9 deletions(-)

diff --git a/mod/feedback/classes/completion.php b/mod/feedback/classes/completion.php
index 4cf34b17a1af0..2289840815216 100644
--- a/mod/feedback/classes/completion.php
+++ b/mod/feedback/classes/completion.php
@@ -561,7 +561,8 @@ public function save_response() {
 
         // Update completion state.
         $completion = new completion_info($this->cm->get_course());
-        if (isloggedin() && !isguestuser() && $completion->is_enabled($this->cm) && $this->feedback->completionsubmit) {
+        if (isloggedin() && !isguestuser() && $completion->is_enabled($this->cm) &&
+                $this->cm->completion == COMPLETION_TRACKING_AUTOMATIC && $this->feedback->completionsubmit) {
             $completion->update_state($this->cm, COMPLETION_COMPLETE);
         }
     }
diff --git a/mod/feedback/lib.php b/mod/feedback/lib.php
index 5fdca5a874a2a..d242b1973ddf5 100644
--- a/mod/feedback/lib.php
+++ b/mod/feedback/lib.php
@@ -1372,11 +1372,12 @@ function feedback_items_from_template($feedback, $templateid, $deleteold = false
             if ($completeds = $DB->get_records('feedback_completed', $params)) {
                 $completion = new completion_info($course);
                 foreach ($completeds as $completed) {
+                    $DB->delete_records('feedback_completed', array('id' => $completed->id));
                     // Update completion state
-                    if ($completion->is_enabled($cm) && $feedback->completionsubmit) {
+                    if ($completion->is_enabled($cm) && $cm->completion == COMPLETION_TRACKING_AUTOMATIC &&
+                            $feedback->completionsubmit) {
                         $completion->update_state($cm, COMPLETION_INCOMPLETE, $completed->userid);
                     }
-                    $DB->delete_records('feedback_completed', array('id'=>$completed->id));
                 }
             }
             $DB->delete_records('feedback_completedtmp', array('feedback'=>$feedback->id));
@@ -1730,11 +1731,12 @@ function feedback_delete_all_items($feedbackid) {
     if ($completeds = $DB->get_records('feedback_completed', array('feedback'=>$feedback->id))) {
         $completion = new completion_info($course);
         foreach ($completeds as $completed) {
+            $DB->delete_records('feedback_completed', array('id' => $completed->id));
             // Update completion state
-            if ($completion->is_enabled($cm) && $feedback->completionsubmit) {
+            if ($completion->is_enabled($cm) && $cm->completion == COMPLETION_TRACKING_AUTOMATIC &&
+                    $feedback->completionsubmit) {
                 $completion->update_state($cm, COMPLETION_INCOMPLETE, $completed->userid);
             }
-            $DB->delete_records('feedback_completed', array('id'=>$completed->id));
         }
     }
 
@@ -2759,14 +2761,14 @@ function feedback_delete_completed($completed, $feedback = null, $cm = null, $co
     //first we delete all related values
     $DB->delete_records('feedback_value', array('completed' => $completed->id));
 
+    // Delete the completed record.
+    $return = $DB->delete_records('feedback_completed', array('id' => $completed->id));
+
     // Update completion state
     $completion = new completion_info($course);
-    if ($completion->is_enabled($cm) && $feedback->completionsubmit) {
+    if ($completion->is_enabled($cm) && $cm->completion == COMPLETION_TRACKING_AUTOMATIC && $feedback->completionsubmit) {
         $completion->update_state($cm, COMPLETION_INCOMPLETE, $completed->userid);
     }
-    // Last we delete the completed-record.
-    $return = $DB->delete_records('feedback_completed', array('id' => $completed->id));
-
     // Trigger event for the delete action we performed.
     $event = \mod_feedback\event\response_deleted::create_from_record($completed, $cm, $feedback);
     $event->trigger();