MDL-30315 gradebook: Uploading feedback doesn't override grades.

grade/import/csv/classes/load_data.php

@@ -577,6 +577,7 @@ class gradeimport_csv_load_data {
 
                     } else {
                         // The grade item for this is not updated.
+                        $newfeedback->importonlyfeedback = true;
                         $insertid = self::insert_grade_record($newfeedback, $this->studentid);
                         // Check to see if the insert was successful.
                         if (empty($insertid)) {

grade/import/csv/tests/load_data_test.php

@@ -210,6 +210,7 @@ Bobby,Bunce,,"Moodle HQ","Rock on!",student5@example.com,75.00,,75.00,{exportdat
         $testarray[$key]->feedback = $record->feedback;
         $testarray[$key]->importcode = $testobject->get_importcode();
         $testarray[$key]->importer = $USER->id;
+        $testarray[$key]->importonlyfeedback = 0;
 
         // Check that the record was inserted into the database.
         $this->assertEquals($gradeimportvalues, $testarray);

grade/import/lib.php

@@ -114,6 +114,10 @@ function grade_import_commit($courseid, $importcode, $importfeedback=true, $verb
                     if (!$importfeedback) {
                         $grade->feedback = false; // ignore it
                     }
+                    if ($grade->importonlyfeedback) {
+                        // False means do not change. See grade_itme::update_final_grade().
+                        $grade->finalgrade = false;
+                    }
                     if (!$gradeitem->update_final_grade($grade->userid, $grade->finalgrade, 'import', $grade->feedback)) {
                         $errordata = new stdClass();
                         $errordata->itemname = $gradeitem->itemname;

lib/db/install.xml

 <?xml version="1.0" encoding="UTF-8" ?>
-<XMLDB PATH="lib/db" VERSION="20141017" COMMENT="XMLDB file for core Moodle tables"
+<XMLDB PATH="lib/db" VERSION="20150811" COMMENT="XMLDB file for core Moodle tables"
     xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
     xsi:noNamespaceSchemaLocation="../../lib/xmldb/xmldb.xsd"
 >
@@ -1951,6 +1951,7 @@
         <FIELD NAME="feedback" TYPE="text" NOTNULL="false" SEQUENCE="false"/>
         <FIELD NAME="importcode" TYPE="int" LENGTH="10" NOTNULL="true" SEQUENCE="false" COMMENT="similar to backup_code, a unique batch code for identifying one batch of imports"/>
         <FIELD NAME="importer" TYPE="int" LENGTH="10" NOTNULL="false" SEQUENCE="false"/>
+        <FIELD NAME="importonlyfeedback" TYPE="int" LENGTH="1" NOTNULL="false" DEFAULT="0" SEQUENCE="false"/>
       </FIELDS>
       <KEYS>
         <KEY NAME="primary" TYPE="primary" FIELDS="id"/>

lib/db/upgrade.php

@@ -4136,5 +4136,20 @@ function xmldb_main_upgrade($oldversion) {
         upgrade_main_savepoint(true, 2014111006.10);
     }
 
+    if ($oldversion < 2014111007.07) {
+
+        // Define field importtype to be added to grade_import_values.
+        $table = new xmldb_table('grade_import_values');
+        $field = new xmldb_field('importonlyfeedback', XMLDB_TYPE_INTEGER, '1', null, null, null, '0', 'importer');
+
+        // Conditionally launch add field importtype.
+        if (!$dbman->field_exists($table, $field)) {
+            $dbman->add_field($table, $field);
+        }
+
+        // Main savepoint reached.
+        upgrade_main_savepoint(true, 2014111007.07);
+    }
+
     return true;
 }

version.php

@@ -29,7 +29,7 @@
 
 defined('MOODLE_INTERNAL') || die();
 
-$version  = 2014111007.06;              // 20141110      = branching date YYYYMMDD - do not modify!
+$version  = 2014111007.07;              // 20141110      = branching date YYYYMMDD - do not modify!
                                         //         RR    = release increments - 00 in DEV branches.
                                         //           .XX = incremental changes.