MDL-67038 analytics: Remove null strings from the DB

2019-10-30 12:40:32 +08:00
parent d7699706da
commit ef05f29267
4 changed files with 19 additions and 4 deletions
@@ -493,13 +493,15 @@ class model {
            $predictionsprocessor = $this->model->predictionsprocessor;
        }

-        if ($contextids !== false) {
+        if ($contextids === false) {
+            $contextsstr = $this->model->contextids;
+        } else if (!$contextids) {
+            $contextsstr = null;
+        } else {
            $contextsstr = json_encode($contextids);

            // Reset the internal cache.
            $this->contexts = null;
-        } else {
-            $contextsstr = $this->model->contextids;
        }

        if ($this->model->timesplitting !== $timesplittingid ||