### Eclipse Workspace Patch 1.0
#P moodle20
Index: mod/quiz/backuplib.php
===================================================================
RCS file: /cvsroot/moodle/moodle/mod/quiz/backuplib.php,v
retrieving revision 1.75
diff -u -r1.75 backuplib.php
--- mod/quiz/backuplib.php	4 Nov 2009 11:58:32 -0000	1.75
+++ mod/quiz/backuplib.php	16 Feb 2010 04:48:11 -0000
@@ -279,6 +279,8 @@
         $status = backup_quiz_question_instances($bf,$preferences,$quiz->id);
         //Now we print to xml quiz_feedback (Course Level)
         $status = backup_quiz_feedback($bf,$preferences,$quiz->id);
+        //Now we print to xml quiz_overrides (Course Level)
+        $status = backup_quiz_overrides($bf,$preferences,$quiz->id);
         //if we've selected to backup users info, then execute:
         //    - backup_quiz_grades
         //    - backup_quiz_attempts
@@ -341,6 +343,40 @@
         return $status;
     }
 
+    //Backup quiz_overrides contents (executed from quiz_backup_mods)
+    function backup_quiz_overrides ($bf,$preferences,$quiz) {
+        global $DB;
+        $status = true;
+        $douserdata = backup_userdata_selected($preferences,'quiz',$quiz);
+
+        $quiz_overrides = $DB->get_records('quiz_overrides',array('quiz' =>$quiz),'id');
+        //If there are quiz_overrides
+        if ($quiz_overrides) {
+            //Write start tag
+            $status = fwrite ($bf,start_tag("OVERRIDES",4,true));
+            //Iterate over each quiz_override
+            foreach ($quiz_overrides as $quiz_override) {
+                // Only backup user overrides if we are backing up user data
+                if ($douserdata || $quiz_override->userid == 0) {
+                    //Start quiz override
+                    $status = fwrite ($bf,start_tag("OVERRIDE",5,true));
+                    //Print quiz_override contents
+                    fwrite ($bf,full_tag("ID",6,false,$quiz_override->id));
+                    fwrite ($bf,full_tag("USERID",6,false,$quiz_override->userid));
+                    fwrite ($bf,full_tag("GROUPID",6,false,$quiz_override->groupid));
+                    fwrite ($bf,full_tag("TIMEOPEN",6,false,$quiz_override->timeopen));
+                    fwrite ($bf,full_tag("TIMECLOSE",6,false,$quiz_override->timeclose));
+                    fwrite ($bf,full_tag("TIMELIMIT",6,false,$quiz_override->timelimit));
+                    //End quiz override
+                    $status = fwrite ($bf,end_tag("OVERRIDE",5,true));
+                }
+            }
+            //Write end tag
+            $status = fwrite ($bf,end_tag("OVERRIDES",4,true));
+        }
+        return $status;
+    }
+
     //Backup quiz_question_instances contents (executed from quiz_backup_mods)
     function backup_quiz_feedback ($bf,$preferences,$quiz) {
         global $DB;
Index: mod/quiz/restorelib.php
===================================================================
RCS file: /cvsroot/moodle/moodle/mod/quiz/restorelib.php,v
retrieving revision 1.97
diff -u -r1.97 restorelib.php
--- mod/quiz/restorelib.php	4 Nov 2009 11:58:32 -0000	1.97
+++ mod/quiz/restorelib.php	16 Feb 2010 04:48:11 -0000
@@ -113,6 +113,8 @@
                 $status = quiz_question_instances_restore_mods($newid,$info,$restore);
                 //We have to restore the feedback now (course level table)
                 $status = quiz_feedback_restore_mods($newid, $info, $restore, $quiz);
+                //We have to restore the overrides now (course level table)
+                $status = quiz_overrides_restore_mods($newid, $info, $restore, $quiz);
                 //Now check if want to restore user data and do it.
                 if (restore_userdata_selected($restore,'quiz',$mod->id)) {
                     //Restore quiz_attempts
@@ -241,6 +243,76 @@
         return $status;
     }
 
+    //This function restores the quiz_overrides
+    function quiz_overrides_restore_mods($quiz_id, $info, $restore, $quiz) {
+        global $DB;
+
+        $douserdata = restore_userdata_selected($restore,'quiz',$quiz_id);
+
+        $status = true;
+
+        //Get the quiz_feedback array
+        if (array_key_exists('OVERRIDES', $info['MOD']['#'])) {
+            $overrides = $info['MOD']['#']['OVERRIDES']['0']['#']['OVERRIDE'];
+
+            //Iterate over the feedbacks
+            foreach ($overrides as $override_info) {
+                //traverse_xmlize($override_info);                                                            //Debug
+                //print_object ($GLOBALS['traverse_array']);                                                  //Debug
+                //$GLOBALS['traverse_array']="";                                                              //Debug
+
+                //We'll need this later!!
+                $oldid = backup_todb($override_info['#']['ID']['0']['#']);
+
+                //Now, build the quiz_overrides record structure
+                $override = new stdClass();
+                $override->quiz = $quiz_id;
+                $override->groupid = backup_todb($override_info['#']['GROUPID']['0']['#']);
+                $override->userid = backup_todb($override_info['#']['USERID']['0']['#']);
+                $override->timeopen = backup_todb($override_info['#']['TIMEOPEN']['0']['#']);
+                $override->timeclose = backup_todb($override_info['#']['TIMECLOSE']['0']['#']);
+                $override->timelimit = backup_todb($override_info['#']['TIMELIMIT']['0']['#']);
+
+                // Only restore user overrides if we are restoring user data
+                if ($douserdata || $override->userid == 0) {
+
+                    //We have to recode the userid field
+                    if ($override->userid) {
+                        if (!$user = backup_getid($restore->backup_unique_code,"user",$override->userid)) {
+                            debugging("override can not be restored, user id $override->userid not present in backup");
+                            // do not not block the restore
+                            continue;
+                        }
+                        $override->userid = $user->new_id;
+
+                    }
+
+                    //We have to recode the groupid field
+                    if ($override->groupid) {
+                        if (!$group = backup_getid($restore->backup_unique_code,"groups",$override->groupid)) {
+                            debugging("override can not be restored, group id $override->groupid not present in backup");
+                            // do not not block the restore
+                            continue;
+                        }
+                        $override->groupid = $group->new_id;
+                    }
+
+                    //The structure is equal to the db, so insert the quiz_question_instances
+                    $newid = $DB->insert_record('quiz_overrides', $override);
+
+                    if ($newid) {
+                        //We have the newid, update backup_ids
+                        backup_putid($restore->backup_unique_code, 'quiz_overrides', $oldid, $newid);
+                    } else {
+                        $status = false;
+                    }
+                }
+            }
+        }
+
+        return $status;
+    }
+
     //This function restores the quiz_attempts
     function quiz_attempts_restore_mods($quiz_id,$info,$restore) {
         global $CFG, $DB;