示例#1
0
 protected function sub_test_grade_item_set_parent()
 {
     $grade_item = new grade_item($this->grade_items[0], false);
     $this->assertTrue(method_exists($grade_item, 'set_parent'));
     $old = $grade_item->get_parent_category();
     $new = new grade_category($this->grade_categories[3], false);
     $new_item = $new->get_grade_item();
     $this->assertTrue($grade_item->set_parent($new->id));
     $new_item->update_from_db();
     $grade_item->update_from_db();
     $this->assertEquals($grade_item->categoryid, $new->id);
 }
 /**
  * Verify the value of the category grade item for $this->userid
  * @param grade_category $grade_category the category to be tested
  * @param int $correctgrade the expected grade
  * @param string msg The message that should be displayed if the correct grade is not found
  * @return void
  */
 protected function helper_test_grade_aggregation_result($grade_category, $correctgrade, $msg)
 {
     global $DB;
     $category_grade_item = $grade_category->get_grade_item();
     //this creates all the grade_grades we need
     grade_regrade_final_grades($this->courseid);
     $grade = $DB->get_record('grade_grades', array('itemid' => $category_grade_item->id, 'userid' => $this->userid));
     $this->assertWithinMargin($grade->rawgrade, $grade->rawgrademin, $grade->rawgrademax);
     $this->assertEquals(intval($correctgrade), intval($grade->finalgrade), $msg);
     /*
     * TODO this doesnt work as the grade_grades created by $grade_category->generate_grades(); dont
     * observe the category's max grade
             //delete the grade_grades for the category itself and check they get recreated correctly
             $DB->delete_records('grade_grades', array('itemid'=>$category_grade_item->id));
             $grade_category->generate_grades();
     
             $grade = $DB->get_record('grade_grades', array('itemid'=>$category_grade_item->id, 'userid'=>$this->userid));
             $this->assertWithinMargin($grade->rawgrade, $grade->rawgrademin, $grade->rawgrademax);
             $this->assertEquals(intval($correctgrade), intval($grade->finalgrade), $msg);
     *
     */
 }
示例#3
0
/**
 * This function creates all the gradebook data from xml
 */
function restore_create_gradebook($restore, $xml_file)
{
    global $CFG;
    $status = true;
    //Check it exists
    if (!file_exists($xml_file)) {
        return false;
    }
    // Get info from xml
    // info will contain the number of record to process
    $info = restore_read_xml_gradebook($restore, $xml_file);
    // If we have info, then process
    if (empty($info)) {
        return $status;
    }
    if (empty($CFG->disablegradehistory) and isset($info->gradebook_histories) and $info->gradebook_histories == "true") {
        $restore_histories = true;
    } else {
        $restore_histories = false;
    }
    // make sure top course category exists
    $course_category = grade_category::fetch_course_category($restore->course_id);
    $course_category->load_grade_item();
    // we need to know if all grade items that were backed up are being restored
    // if that is not the case, we do not restore grade categories nor gradeitems of category type or course type
    // i.e. the aggregated grades of that category
    $restoreall = true;
    // set to false if any grade_item is not selected/restored or already exist
    $importing = !empty($SESSION->restore->importing);
    if ($importing) {
        $restoreall = false;
    } else {
        $prev_grade_items = grade_item::fetch_all(array('courseid' => $restore->course_id));
        $prev_grade_cats = grade_category::fetch_all(array('courseid' => $restore->course_id));
        // if any categories already present, skip restore of categories from backup - course item or category already exist
        if (count($prev_grade_items) > 1 or count($prev_grade_cats) > 1) {
            $restoreall = false;
        }
        unset($prev_grade_items);
        unset($prev_grade_cats);
        if ($restoreall) {
            if ($recs = get_records_select("backup_ids", "table_name = 'grade_items' AND backup_code = {$restore->backup_unique_code}", "", "old_id")) {
                foreach ($recs as $rec) {
                    if ($data = backup_getid($restore->backup_unique_code, 'grade_items', $rec->old_id)) {
                        $info = $data->info;
                        // do not restore if this grade_item is a mod, and
                        $itemtype = backup_todb($info['GRADE_ITEM']['#']['ITEMTYPE']['0']['#']);
                        if ($itemtype == 'mod') {
                            $olditeminstance = backup_todb($info['GRADE_ITEM']['#']['ITEMINSTANCE']['0']['#']);
                            $itemmodule = backup_todb($info['GRADE_ITEM']['#']['ITEMMODULE']['0']['#']);
                            if (empty($restore->mods[$itemmodule]->granular)) {
                                continue;
                            } else {
                                if (!empty($restore->mods[$itemmodule]->instances[$olditeminstance]->restore)) {
                                    continue;
                                }
                            }
                            // at least one activity should not be restored - do not restore categories and manual items at all
                            $restoreall = false;
                            break;
                        }
                    }
                }
            }
        }
    }
    // Start ul
    if (!defined('RESTORE_SILENTLY')) {
        echo '<ul>';
    }
    // array of restored categories - speedup ;-)
    $cached_categories = array();
    $outcomes = array();
    /// Process letters
    $context = get_context_instance(CONTEXT_COURSE, $restore->course_id);
    // respect current grade letters if defined
    if ($status and $restoreall and !record_exists('grade_letters', 'contextid', $context->id)) {
        if (!defined('RESTORE_SILENTLY')) {
            echo '<li>' . get_string('gradeletters', 'grades') . '</li>';
        }
        // Fetch recordset_size records in each iteration
        $recs = get_records_select("backup_ids", "table_name = 'grade_letters' AND backup_code = {$restore->backup_unique_code}", "", "old_id");
        if ($recs) {
            foreach ($recs as $rec) {
                // Get the full record from backup_ids
                $data = backup_getid($restore->backup_unique_code, 'grade_letters', $rec->old_id);
                if ($data) {
                    $info = $data->info;
                    $dbrec = new object();
                    $dbrec->contextid = $context->id;
                    $dbrec->lowerboundary = backup_todb($info['GRADE_LETTER']['#']['LOWERBOUNDARY']['0']['#']);
                    $dbrec->letter = backup_todb($info['GRADE_LETTER']['#']['LETTER']['0']['#']);
                    insert_record('grade_letters', $dbrec);
                }
            }
        }
    }
    /// Preprocess outcomes - do not store them yet!
    if ($status and !$importing and $restoreall) {
        if (!defined('RESTORE_SILENTLY')) {
            echo '<li>' . get_string('gradeoutcomes', 'grades') . '</li>';
        }
        $recs = get_records_select("backup_ids", "table_name = 'grade_outcomes' AND backup_code = '{$restore->backup_unique_code}'", "", "old_id");
        if ($recs) {
            foreach ($recs as $rec) {
                //Get the full record from backup_ids
                $data = backup_getid($restore->backup_unique_code, 'grade_outcomes', $rec->old_id);
                if ($data) {
                    $info = $data->info;
                    //first find out if outcome already exists
                    $shortname = backup_todb($info['GRADE_OUTCOME']['#']['SHORTNAME']['0']['#']);
                    if ($candidates = get_records_sql("SELECT *\n                                                             FROM {$CFG->prefix}grade_outcomes\n                                                            WHERE (courseid IS NULL OR courseid = {$restore->course_id})\n                                                                  AND shortname = '{$shortname}'\n                                                         ORDER BY courseid ASC, id ASC")) {
                        $grade_outcome = reset($candidates);
                        $outcomes[$rec->old_id] = $grade_outcome;
                        continue;
                    }
                    $dbrec = new object();
                    if (has_capability('moodle/grade:manageoutcomes', get_context_instance(CONTEXT_SYSTEM))) {
                        $oldoutcome = backup_todb($info['GRADE_OUTCOME']['#']['COURSEID']['0']['#']);
                        if (empty($oldoutcome)) {
                            //site wide
                            $dbrec->courseid = null;
                        } else {
                            //course only
                            $dbrec->courseid = $restore->course_id;
                        }
                    } else {
                        // no permission to add site outcomes
                        $dbrec->courseid = $restore->course_id;
                    }
                    //Get the fields
                    $dbrec->shortname = backup_todb($info['GRADE_OUTCOME']['#']['SHORTNAME']['0']['#'], false);
                    $dbrec->fullname = backup_todb($info['GRADE_OUTCOME']['#']['FULLNAME']['0']['#'], false);
                    $dbrec->scaleid = backup_todb($info['GRADE_OUTCOME']['#']['SCALEID']['0']['#'], false);
                    $dbrec->description = backup_todb($info['GRADE_OUTCOME']['#']['DESCRIPTION']['0']['#'], false);
                    $dbrec->timecreated = backup_todb($info['GRADE_OUTCOME']['#']['TIMECREATED']['0']['#'], false);
                    $dbrec->timemodified = backup_todb($info['GRADE_OUTCOME']['#']['TIMEMODIFIED']['0']['#'], false);
                    $dbrec->usermodified = backup_todb($info['GRADE_OUTCOME']['#']['USERMODIFIED']['0']['#'], false);
                    //Need to recode the scaleid
                    if ($scale = backup_getid($restore->backup_unique_code, 'scale', $dbrec->scaleid)) {
                        $dbrec->scaleid = $scale->new_id;
                    }
                    //Need to recode the usermodified
                    if ($modifier = backup_getid($restore->backup_unique_code, 'user', $dbrec->usermodified)) {
                        $dbrec->usermodified = $modifier->new_id;
                    }
                    $grade_outcome = new grade_outcome($dbrec, false);
                    $outcomes[$rec->old_id] = $grade_outcome;
                }
            }
        }
    }
    /// Process grade items and grades
    if ($status) {
        if (!defined('RESTORE_SILENTLY')) {
            echo '<li>' . get_string('gradeitems', 'grades') . '</li>';
        }
        $counter = 0;
        //Fetch recordset_size records in each iteration
        $recs = get_records_select("backup_ids", "table_name = 'grade_items' AND backup_code = '{$restore->backup_unique_code}'", "id", "old_id");
        if ($recs) {
            foreach ($recs as $rec) {
                //Get the full record from backup_ids
                $data = backup_getid($restore->backup_unique_code, 'grade_items', $rec->old_id);
                if ($data) {
                    $info = $data->info;
                    // first find out if category or normal item
                    $itemtype = backup_todb($info['GRADE_ITEM']['#']['ITEMTYPE']['0']['#'], false);
                    if ($itemtype == 'course' or $itemtype == 'category') {
                        if (!$restoreall or $importing) {
                            continue;
                        }
                        $oldcat = backup_todb($info['GRADE_ITEM']['#']['ITEMINSTANCE']['0']['#'], false);
                        if (!($cdata = backup_getid($restore->backup_unique_code, 'grade_categories', $oldcat))) {
                            continue;
                        }
                        $cinfo = $cdata->info;
                        unset($cdata);
                        if ($itemtype == 'course') {
                            $course_category->fullname = backup_todb($cinfo['GRADE_CATEGORY']['#']['FULLNAME']['0']['#'], false);
                            $course_category->aggregation = backup_todb($cinfo['GRADE_CATEGORY']['#']['AGGREGATION']['0']['#'], false);
                            $course_category->keephigh = backup_todb($cinfo['GRADE_CATEGORY']['#']['KEEPHIGH']['0']['#'], false);
                            $course_category->droplow = backup_todb($cinfo['GRADE_CATEGORY']['#']['DROPLOW']['0']['#'], false);
                            $course_category->aggregateonlygraded = backup_todb($cinfo['GRADE_CATEGORY']['#']['AGGREGATEONLYGRADED']['0']['#'], false);
                            $course_category->aggregateoutcomes = backup_todb($cinfo['GRADE_CATEGORY']['#']['AGGREGATEOUTCOMES']['0']['#'], false);
                            $course_category->aggregatesubcats = backup_todb($cinfo['GRADE_CATEGORY']['#']['AGGREGATESUBCATS']['0']['#'], false);
                            $course_category->timecreated = backup_todb($cinfo['GRADE_CATEGORY']['#']['TIMECREATED']['0']['#'], false);
                            $course_category->update('restore');
                            $status = backup_putid($restore->backup_unique_code, 'grade_categories', $oldcat, $course_category->id) && $status;
                            $cached_categories[$oldcat] = $course_category;
                            $grade_item = $course_category->get_grade_item();
                        } else {
                            $oldparent = backup_todb($cinfo['GRADE_CATEGORY']['#']['PARENT']['0']['#'], false);
                            if (empty($cached_categories[$oldparent])) {
                                debugging('parent not found ' . $oldparent);
                                continue;
                                // parent not found, sorry
                            }
                            $grade_category = new grade_category();
                            $grade_category->courseid = $restore->course_id;
                            $grade_category->parent = $cached_categories[$oldparent]->id;
                            $grade_category->fullname = backup_todb($cinfo['GRADE_CATEGORY']['#']['FULLNAME']['0']['#'], false);
                            $grade_category->aggregation = backup_todb($cinfo['GRADE_CATEGORY']['#']['AGGREGATION']['0']['#'], false);
                            $grade_category->keephigh = backup_todb($cinfo['GRADE_CATEGORY']['#']['KEEPHIGH']['0']['#'], false);
                            $grade_category->droplow = backup_todb($cinfo['GRADE_CATEGORY']['#']['DROPLOW']['0']['#'], false);
                            $grade_category->aggregateonlygraded = backup_todb($cinfo['GRADE_CATEGORY']['#']['AGGREGATEONLYGRADED']['0']['#'], false);
                            $grade_category->aggregateoutcomes = backup_todb($cinfo['GRADE_CATEGORY']['#']['AGGREGATEOUTCOMES']['0']['#'], false);
                            $grade_category->aggregatesubcats = backup_todb($cinfo['GRADE_CATEGORY']['#']['AGGREGATESUBCATS']['0']['#'], false);
                            $grade_category->timecreated = backup_todb($cinfo['GRADE_CATEGORY']['#']['TIMECREATED']['0']['#'], false);
                            $grade_category->insert('restore');
                            $status = backup_putid($restore->backup_unique_code, 'grade_categories', $oldcat, $grade_category->id) && $status;
                            $cached_categories[$oldcat] = $grade_category;
                            $grade_item = $grade_category->get_grade_item();
                            // creates grade_item too
                        }
                        unset($cinfo);
                        $idnumber = backup_todb($info['GRADE_ITEM']['#']['IDNUMBER']['0']['#'], false);
                        if (grade_verify_idnumber($idnumber, $restore->course_id)) {
                            $grade_item->idnumber = $idnumber;
                        }
                        $grade_item->itemname = backup_todb($info['GRADE_ITEM']['#']['ITEMNAME']['0']['#'], false);
                        $grade_item->iteminfo = backup_todb($info['GRADE_ITEM']['#']['ITEMINFO']['0']['#'], false);
                        $grade_item->gradetype = backup_todb($info['GRADE_ITEM']['#']['GRADETYPE']['0']['#'], false);
                        $grade_item->calculation = backup_todb($info['GRADE_ITEM']['#']['CALCULATION']['0']['#'], false);
                        $grade_item->grademax = backup_todb($info['GRADE_ITEM']['#']['GRADEMAX']['0']['#'], false);
                        $grade_item->grademin = backup_todb($info['GRADE_ITEM']['#']['GRADEMIN']['0']['#'], false);
                        $grade_item->gradepass = backup_todb($info['GRADE_ITEM']['#']['GRADEPASS']['0']['#'], false);
                        $grade_item->multfactor = backup_todb($info['GRADE_ITEM']['#']['MULTFACTOR']['0']['#'], false);
                        $grade_item->plusfactor = backup_todb($info['GRADE_ITEM']['#']['PLUSFACTOR']['0']['#'], false);
                        $grade_item->aggregationcoef = backup_todb($info['GRADE_ITEM']['#']['AGGREGATIONCOEF']['0']['#'], false);
                        $grade_item->display = backup_todb($info['GRADE_ITEM']['#']['DISPLAY']['0']['#'], false);
                        $grade_item->decimals = backup_todb($info['GRADE_ITEM']['#']['DECIMALS']['0']['#'], false);
                        $grade_item->hidden = backup_todb($info['GRADE_ITEM']['#']['HIDDEN']['0']['#'], false);
                        $grade_item->locked = backup_todb($info['GRADE_ITEM']['#']['LOCKED']['0']['#'], false);
                        $grade_item->locktime = backup_todb($info['GRADE_ITEM']['#']['LOCKTIME']['0']['#'], false);
                        $grade_item->timecreated = backup_todb($info['GRADE_ITEM']['#']['TIMECREATED']['0']['#'], false);
                        if (backup_todb($info['GRADE_ITEM']['#']['SCALEID']['0']['#'], false)) {
                            $scale = backup_getid($restore->backup_unique_code, "scale", backup_todb($info['GRADE_ITEM']['#']['SCALEID']['0']['#'], false));
                            $grade_item->scaleid = $scale->new_id;
                        }
                        if (backup_todb($info['GRADE_ITEM']['#']['OUTCOMEID']['0']['#'], false)) {
                            $outcome = backup_getid($restore->backup_unique_code, "grade_outcomes", backup_todb($info['GRADE_ITEM']['#']['OUTCOMEID']['0']['#'], false));
                            $grade_item->outcomeid = $outcome->new_id;
                        }
                        $grade_item->update('restore');
                        $status = backup_putid($restore->backup_unique_code, "grade_items", $rec->old_id, $grade_item->id) && $status;
                    } else {
                        if ($itemtype != 'mod' and (!$restoreall or $importing)) {
                            // not extra gradebook stuff if restoring individual activities or something already there
                            continue;
                        }
                        $dbrec = new object();
                        $dbrec->courseid = $restore->course_id;
                        $dbrec->itemtype = backup_todb($info['GRADE_ITEM']['#']['ITEMTYPE']['0']['#'], false);
                        $dbrec->itemmodule = backup_todb($info['GRADE_ITEM']['#']['ITEMMODULE']['0']['#'], false);
                        if ($itemtype == 'mod') {
                            // iteminstance should point to new mod
                            $olditeminstance = backup_todb($info['GRADE_ITEM']['#']['ITEMINSTANCE']['0']['#'], false);
                            $mod = backup_getid($restore->backup_unique_code, $dbrec->itemmodule, $olditeminstance);
                            $dbrec->iteminstance = $mod->new_id;
                            if (!($cm = get_coursemodule_from_instance($dbrec->itemmodule, $mod->new_id))) {
                                // item not restored - no item
                                continue;
                            }
                            // keep in sync with activity idnumber
                            $dbrec->idnumber = $cm->idnumber;
                        } else {
                            $idnumber = backup_todb($info['GRADE_ITEM']['#']['IDNUMBER']['0']['#'], false);
                            if (grade_verify_idnumber($idnumber, $restore->course_id)) {
                                //make sure the new idnumber is unique
                                $dbrec->idnumber = $idnumber;
                            }
                        }
                        $dbrec->itemname = backup_todb($info['GRADE_ITEM']['#']['ITEMNAME']['0']['#'], false);
                        $dbrec->itemtype = backup_todb($info['GRADE_ITEM']['#']['ITEMTYPE']['0']['#'], false);
                        $dbrec->itemmodule = backup_todb($info['GRADE_ITEM']['#']['ITEMMODULE']['0']['#'], false);
                        $dbrec->itemnumber = backup_todb($info['GRADE_ITEM']['#']['ITEMNUMBER']['0']['#'], false);
                        $dbrec->iteminfo = backup_todb($info['GRADE_ITEM']['#']['ITEMINFO']['0']['#'], false);
                        $dbrec->gradetype = backup_todb($info['GRADE_ITEM']['#']['GRADETYPE']['0']['#'], false);
                        $dbrec->calculation = backup_todb($info['GRADE_ITEM']['#']['CALCULATION']['0']['#'], false);
                        $dbrec->grademax = backup_todb($info['GRADE_ITEM']['#']['GRADEMAX']['0']['#'], false);
                        $dbrec->grademin = backup_todb($info['GRADE_ITEM']['#']['GRADEMIN']['0']['#'], false);
                        $dbrec->gradepass = backup_todb($info['GRADE_ITEM']['#']['GRADEPASS']['0']['#'], false);
                        $dbrec->multfactor = backup_todb($info['GRADE_ITEM']['#']['MULTFACTOR']['0']['#'], false);
                        $dbrec->plusfactor = backup_todb($info['GRADE_ITEM']['#']['PLUSFACTOR']['0']['#'], false);
                        $dbrec->aggregationcoef = backup_todb($info['GRADE_ITEM']['#']['AGGREGATIONCOEF']['0']['#'], false);
                        $dbrec->display = backup_todb($info['GRADE_ITEM']['#']['DISPLAY']['0']['#'], false);
                        $dbrec->decimals = backup_todb($info['GRADE_ITEM']['#']['DECIMALS']['0']['#'], false);
                        $dbrec->hidden = backup_todb($info['GRADE_ITEM']['#']['HIDDEN']['0']['#'], false);
                        $dbrec->locked = backup_todb($info['GRADE_ITEM']['#']['LOCKED']['0']['#'], false);
                        $dbrec->locktime = backup_todb($info['GRADE_ITEM']['#']['LOCKTIME']['0']['#'], false);
                        $dbrec->timecreated = backup_todb($info['GRADE_ITEM']['#']['TIMECREATED']['0']['#'], false);
                        if (backup_todb($info['GRADE_ITEM']['#']['SCALEID']['0']['#'], false)) {
                            $scale = backup_getid($restore->backup_unique_code, "scale", backup_todb($info['GRADE_ITEM']['#']['SCALEID']['0']['#'], false));
                            $dbrec->scaleid = $scale->new_id;
                        }
                        if (backup_todb($info['GRADE_ITEM']['#']['OUTCOMEID']['0']['#'])) {
                            $oldoutcome = backup_todb($info['GRADE_ITEM']['#']['OUTCOMEID']['0']['#']);
                            if (empty($outcomes[$oldoutcome])) {
                                continue;
                                // error!
                            }
                            if (empty($outcomes[$oldoutcome]->id)) {
                                $outcomes[$oldoutcome]->insert('restore');
                                $outcomes[$oldoutcome]->use_in($restore->course_id);
                                backup_putid($restore->backup_unique_code, "grade_outcomes", $oldoutcome, $outcomes[$oldoutcome]->id);
                            }
                            $dbrec->outcomeid = $outcomes[$oldoutcome]->id;
                        }
                        $grade_item = new grade_item($dbrec, false);
                        $grade_item->insert('restore');
                        if ($restoreall) {
                            // set original parent if restored
                            $oldcat = $info['GRADE_ITEM']['#']['CATEGORYID']['0']['#'];
                            if (!empty($cached_categories[$oldcat])) {
                                $grade_item->set_parent($cached_categories[$oldcat]->id);
                            }
                        }
                        $status = backup_putid($restore->backup_unique_code, "grade_items", $rec->old_id, $grade_item->id) && $status;
                    }
                    // no need to restore grades if user data is not selected or importing activities
                    if ($importing or $grade_item->itemtype == 'mod' and !restore_userdata_selected($restore, $grade_item->itemmodule, $olditeminstance)) {
                        // module instance not selected when restored using granular
                        // skip this item
                        continue;
                    }
                    /// now, restore grade_grades
                    if (!empty($info['GRADE_ITEM']['#']['GRADE_GRADES']['0']['#']['GRADE'])) {
                        //Iterate over items
                        foreach ($info['GRADE_ITEM']['#']['GRADE_GRADES']['0']['#']['GRADE'] as $g_info) {
                            $grade = new grade_grade();
                            $grade->itemid = $grade_item->id;
                            $olduser = backup_todb($g_info['#']['USERID']['0']['#'], false);
                            $user = backup_getid($restore->backup_unique_code, "user", $olduser);
                            $grade->userid = $user->new_id;
                            $grade->rawgrade = backup_todb($g_info['#']['RAWGRADE']['0']['#'], false);
                            $grade->rawgrademax = backup_todb($g_info['#']['RAWGRADEMAX']['0']['#'], false);
                            $grade->rawgrademin = backup_todb($g_info['#']['RAWGRADEMIN']['0']['#'], false);
                            // need to find scaleid
                            if (backup_todb($g_info['#']['RAWSCALEID']['0']['#'])) {
                                $scale = backup_getid($restore->backup_unique_code, "scale", backup_todb($g_info['#']['RAWSCALEID']['0']['#'], false));
                                $grade->rawscaleid = $scale->new_id;
                            }
                            if (backup_todb($g_info['#']['USERMODIFIED']['0']['#'])) {
                                if ($modifier = backup_getid($restore->backup_unique_code, "user", backup_todb($g_info['#']['USERMODIFIED']['0']['#'], false))) {
                                    $grade->usermodified = $modifier->new_id;
                                }
                            }
                            $grade->finalgrade = backup_todb($g_info['#']['FINALGRADE']['0']['#'], false);
                            $grade->hidden = backup_todb($g_info['#']['HIDDEN']['0']['#'], false);
                            $grade->locked = backup_todb($g_info['#']['LOCKED']['0']['#'], false);
                            $grade->locktime = backup_todb($g_info['#']['LOCKTIME']['0']['#'], false);
                            $grade->exported = backup_todb($g_info['#']['EXPORTED']['0']['#'], false);
                            $grade->overridden = backup_todb($g_info['#']['OVERRIDDEN']['0']['#'], false);
                            $grade->excluded = backup_todb($g_info['#']['EXCLUDED']['0']['#'], false);
                            $grade->feedback = backup_todb($g_info['#']['FEEDBACK']['0']['#'], false);
                            $grade->feedbackformat = backup_todb($g_info['#']['FEEDBACKFORMAT']['0']['#'], false);
                            $grade->information = backup_todb($g_info['#']['INFORMATION']['0']['#'], false);
                            $grade->informationformat = backup_todb($g_info['#']['INFORMATIONFORMAT']['0']['#'], false);
                            $grade->timecreated = backup_todb($g_info['#']['TIMECREATED']['0']['#'], false);
                            $grade->timemodified = backup_todb($g_info['#']['TIMEMODIFIED']['0']['#'], false);
                            $grade->insert('restore');
                            backup_putid($restore->backup_unique_code, "grade_grades", backup_todb($g_info['#']['ID']['0']['#']), $grade->id);
                            $counter++;
                            if ($counter % 20 == 0) {
                                if (!defined('RESTORE_SILENTLY')) {
                                    echo ".";
                                    if ($counter % 400 == 0) {
                                        echo "<br />";
                                    }
                                }
                                backup_flush(300);
                            }
                        }
                    }
                }
            }
        }
    }
    /// add outcomes that are not used when doing full restore
    if ($status and $restoreall) {
        foreach ($outcomes as $oldoutcome => $grade_outcome) {
            if (empty($grade_outcome->id)) {
                $grade_outcome->insert('restore');
                $grade_outcome->use_in($restore->course_id);
                backup_putid($restore->backup_unique_code, "grade_outcomes", $oldoutcome, $grade_outcome->id);
            }
        }
    }
    if ($status and !$importing and $restore_histories) {
        /// following code is very inefficient
        $gchcount = count_records('backup_ids', 'backup_code', $restore->backup_unique_code, 'table_name', 'grade_categories_history');
        $gghcount = count_records('backup_ids', 'backup_code', $restore->backup_unique_code, 'table_name', 'grade_grades_history');
        $gihcount = count_records('backup_ids', 'backup_code', $restore->backup_unique_code, 'table_name', 'grade_items_history');
        $gohcount = count_records('backup_ids', 'backup_code', $restore->backup_unique_code, 'table_name', 'grade_outcomes_history');
        // Number of records to get in every chunk
        $recordset_size = 2;
        // process histories
        if ($gchcount && $status) {
            if (!defined('RESTORE_SILENTLY')) {
                echo '<li>' . get_string('gradecategoryhistory', 'grades') . '</li>';
            }
            $counter = 0;
            while ($counter < $gchcount) {
                //Fetch recordset_size records in each iteration
                $recs = get_records_select("backup_ids", "table_name = 'grade_categories_history' AND backup_code = '{$restore->backup_unique_code}'", "old_id", "old_id", $counter, $recordset_size);
                if ($recs) {
                    foreach ($recs as $rec) {
                        //Get the full record from backup_ids
                        $data = backup_getid($restore->backup_unique_code, 'grade_categories_history', $rec->old_id);
                        if ($data) {
                            //Now get completed xmlized object
                            $info = $data->info;
                            //traverse_xmlize($info);                            //Debug
                            //print_object ($GLOBALS['traverse_array']);         //Debug
                            //$GLOBALS['traverse_array']="";                     //Debug
                            $oldobj = backup_getid($restore->backup_unique_code, "grade_categories", backup_todb($info['GRADE_CATEGORIES_HISTORY']['#']['OLDID']['0']['#']));
                            if (empty($oldobj->new_id)) {
                                // if the old object is not being restored, can't restoring its history
                                $counter++;
                                continue;
                            }
                            $dbrec->oldid = $oldobj->new_id;
                            $dbrec->action = backup_todb($info['GRADE_CATEGORIES_HISTORY']['#']['ACTION']['0']['#']);
                            $dbrec->source = backup_todb($info['GRADE_CATEGORIES_HISTORY']['#']['SOURCE']['0']['#']);
                            $dbrec->timemodified = backup_todb($info['GRADE_CATEGORIES_HISTORY']['#']['TIMEMODIFIED']['0']['#']);
                            // loggeduser might not be restored, e.g. admin
                            if ($oldobj = backup_getid($restore->backup_unique_code, "user", backup_todb($info['GRADE_CATEGORIES_HISTORY']['#']['LOGGEDUSER']['0']['#']))) {
                                $dbrec->loggeduser = $oldobj->new_id;
                            }
                            // this item might not have a parent at all, do not skip it if no parent is specified
                            if (backup_todb($info['GRADE_CATEGORIES_HISTORY']['#']['PARENT']['0']['#'])) {
                                $oldobj = backup_getid($restore->backup_unique_code, "grade_categories", backup_todb($info['GRADE_CATEGORIES_HISTORY']['#']['PARENT']['0']['#']));
                                if (empty($oldobj->new_id)) {
                                    // if the parent category not restored
                                    $counter++;
                                    continue;
                                }
                            }
                            $dbrec->parent = $oldobj->new_id;
                            $dbrec->depth = backup_todb($info['GRADE_CATEGORIES_HISTORY']['#']['DEPTH']['0']['#']);
                            // path needs to be rebuilt
                            if ($path = backup_todb($info['GRADE_CATEGORIES_HISTORY']['#']['PATH']['0']['#'])) {
                                // to preserve the path and make it work, we need to replace the categories one by one
                                // we first get the list of categories in current path
                                if ($paths = explode("/", $path)) {
                                    $newpath = '';
                                    foreach ($paths as $catid) {
                                        if ($catid) {
                                            // find the new corresponding path
                                            $oldpath = backup_getid($restore->backup_unique_code, "grade_categories", $catid);
                                            $newpath .= "/{$oldpath->new_id}";
                                        }
                                    }
                                    $dbrec->path = $newpath;
                                }
                            }
                            $dbrec->fullname = backup_todb($info['GRADE_CATEGORIES_HISTORY']['#']['FULLNAME']['0']['#']);
                            $dbrec->aggregation = backup_todb($info['GRADE_CATEGORIES_HISTORY']['#']['AGGRETGATION']['0']['#']);
                            $dbrec->keephigh = backup_todb($info['GRADE_CATEGORIES_HISTORY']['#']['KEEPHIGH']['0']['#']);
                            $dbrec->droplow = backup_todb($info['GRADE_CATEGORIES_HISTORY']['#']['DROPLOW']['0']['#']);
                            $dbrec->aggregateonlygraded = backup_todb($info['GRADE_CATEGORIES_HISTORY']['#']['AGGREGATEONLYGRADED']['0']['#']);
                            $dbrec->aggregateoutcomes = backup_todb($info['GRADE_CATEGORIES_HISTORY']['#']['AGGREGATEOUTCOMES']['0']['#']);
                            $dbrec->aggregatesubcats = backup_todb($info['GRADE_CATEGORIES_HISTORY']['#']['AGGREGATESUBCATS']['0']['#']);
                            $dbrec->courseid = $restore->course_id;
                            insert_record('grade_categories_history', $dbrec);
                            unset($dbrec);
                        }
                        //Increment counters
                        $counter++;
                        //Do some output
                        if ($counter % 1 == 0) {
                            if (!defined('RESTORE_SILENTLY')) {
                                echo ".";
                                if ($counter % 20 == 0) {
                                    echo "<br />";
                                }
                            }
                            backup_flush(300);
                        }
                    }
                }
            }
        }
        // process histories
        if ($gghcount && $status) {
            if (!defined('RESTORE_SILENTLY')) {
                echo '<li>' . get_string('gradegradeshistory', 'grades') . '</li>';
            }
            $counter = 0;
            while ($counter < $gghcount) {
                //Fetch recordset_size records in each iteration
                $recs = get_records_select("backup_ids", "table_name = 'grade_grades_history' AND backup_code = '{$restore->backup_unique_code}'", "old_id", "old_id", $counter, $recordset_size);
                if ($recs) {
                    foreach ($recs as $rec) {
                        //Get the full record from backup_ids
                        $data = backup_getid($restore->backup_unique_code, 'grade_grades_history', $rec->old_id);
                        if ($data) {
                            //Now get completed xmlized object
                            $info = $data->info;
                            //traverse_xmlize($info);                            //Debug
                            //print_object ($GLOBALS['traverse_array']);         //Debug
                            //$GLOBALS['traverse_array']="";                     //Debug
                            $oldobj = backup_getid($restore->backup_unique_code, "grade_grades", backup_todb($info['GRADE_GRADES_HISTORY']['#']['OLDID']['0']['#']));
                            if (empty($oldobj->new_id)) {
                                // if the old object is not being restored, can't restoring its history
                                $counter++;
                                continue;
                            }
                            $dbrec->oldid = $oldobj->new_id;
                            $dbrec->action = backup_todb($info['GRADE_GRADES_HISTORY']['#']['ACTION']['0']['#']);
                            $dbrec->source = backup_todb($info['GRADE_GRADES_HISTORY']['#']['SOURCE']['0']['#']);
                            $dbrec->timemodified = backup_todb($info['GRADE_GRADES_HISTORY']['#']['TIMEMODIFIED']['0']['#']);
                            if ($oldobj = backup_getid($restore->backup_unique_code, "user", backup_todb($info['GRADE_GRADES_HISTORY']['#']['LOGGEDUSER']['0']['#']))) {
                                $dbrec->loggeduser = $oldobj->new_id;
                            }
                            $oldobj = backup_getid($restore->backup_unique_code, "grade_items", backup_todb($info['GRADE_GRADES_HISTORY']['#']['ITEMID']['0']['#']));
                            $dbrec->itemid = $oldobj->new_id;
                            if (empty($dbrec->itemid)) {
                                $counter++;
                                continue;
                                // grade item not being restored
                            }
                            $oldobj = backup_getid($restore->backup_unique_code, "user", backup_todb($info['GRADE_GRADES_HISTORY']['#']['USERID']['0']['#']));
                            $dbrec->userid = $oldobj->new_id;
                            $dbrec->rawgrade = backup_todb($info['GRADE_GRADES_HISTORY']['#']['RAWGRADE']['0']['#']);
                            $dbrec->rawgrademax = backup_todb($info['GRADE_GRADES_HISTORY']['#']['RAWGRADEMAX']['0']['#']);
                            $dbrec->rawgrademin = backup_todb($info['GRADE_GRADES_HISTORY']['#']['RAWGRADEMIN']['0']['#']);
                            if ($oldobj = backup_getid($restore->backup_unique_code, "user", backup_todb($info['GRADE_GRADES_HISTORY']['#']['USERMODIFIED']['0']['#']))) {
                                $dbrec->usermodified = $oldobj->new_id;
                            }
                            if (backup_todb($info['GRADE_GRADES_HISTORY']['#']['RAWSCALEID']['0']['#'])) {
                                $scale = backup_getid($restore->backup_unique_code, "scale", backup_todb($info['GRADE_GRADES_HISTORY']['#']['RAWSCALEID']['0']['#']));
                                $dbrec->rawscaleid = $scale->new_id;
                            }
                            $dbrec->finalgrade = backup_todb($info['GRADE_GRADES_HISTORY']['#']['FINALGRADE']['0']['#']);
                            $dbrec->hidden = backup_todb($info['GRADE_GRADES_HISTORY']['#']['HIDDEN']['0']['#']);
                            $dbrec->locked = backup_todb($info['GRADE_GRADES_HISTORY']['#']['LOCKED']['0']['#']);
                            $dbrec->locktime = backup_todb($info['GRADE_GRADES_HISTORY']['#']['LOCKTIME']['0']['#']);
                            $dbrec->exported = backup_todb($info['GRADE_GRADES_HISTORY']['#']['EXPORTED']['0']['#']);
                            $dbrec->overridden = backup_todb($info['GRADE_GRADES_HISTORY']['#']['OVERRIDDEN']['0']['#']);
                            $dbrec->excluded = backup_todb($info['GRADE_GRADES_HISTORY']['#']['EXCLUDED']['0']['#']);
                            $dbrec->feedback = backup_todb($info['GRADE_TEXT_HISTORY']['#']['FEEDBACK']['0']['#']);
                            $dbrec->feedbackformat = backup_todb($info['GRADE_TEXT_HISTORY']['#']['FEEDBACKFORMAT']['0']['#']);
                            $dbrec->information = backup_todb($info['GRADE_TEXT_HISTORY']['#']['INFORMATION']['0']['#']);
                            $dbrec->informationformat = backup_todb($info['GRADE_TEXT_HISTORY']['#']['INFORMATIONFORMAT']['0']['#']);
                            insert_record('grade_grades_history', $dbrec);
                            unset($dbrec);
                        }
                        //Increment counters
                        $counter++;
                        //Do some output
                        if ($counter % 1 == 0) {
                            if (!defined('RESTORE_SILENTLY')) {
                                echo ".";
                                if ($counter % 20 == 0) {
                                    echo "<br />";
                                }
                            }
                            backup_flush(300);
                        }
                    }
                }
            }
        }
        // process histories
        if ($gihcount && $status) {
            if (!defined('RESTORE_SILENTLY')) {
                echo '<li>' . get_string('gradeitemshistory', 'grades') . '</li>';
            }
            $counter = 0;
            while ($counter < $gihcount) {
                //Fetch recordset_size records in each iteration
                $recs = get_records_select("backup_ids", "table_name = 'grade_items_history' AND backup_code = '{$restore->backup_unique_code}'", "old_id", "old_id", $counter, $recordset_size);
                if ($recs) {
                    foreach ($recs as $rec) {
                        //Get the full record from backup_ids
                        $data = backup_getid($restore->backup_unique_code, 'grade_items_history', $rec->old_id);
                        if ($data) {
                            //Now get completed xmlized object
                            $info = $data->info;
                            //traverse_xmlize($info);                            //Debug
                            //print_object ($GLOBALS['traverse_array']);         //Debug
                            //$GLOBALS['traverse_array']="";                     //Debug
                            $oldobj = backup_getid($restore->backup_unique_code, "grade_items", backup_todb($info['GRADE_ITEM_HISTORY']['#']['OLDID']['0']['#']));
                            if (empty($oldobj->new_id)) {
                                // if the old object is not being restored, can't restoring its history
                                $counter++;
                                continue;
                            }
                            $dbrec->oldid = $oldobj->new_id;
                            $dbrec->action = backup_todb($info['GRADE_ITEM_HISTORY']['#']['ACTION']['0']['#']);
                            $dbrec->source = backup_todb($info['GRADE_ITEM_HISTORY']['#']['SOURCE']['0']['#']);
                            $dbrec->timemodified = backup_todb($info['GRADE_ITEM_HISTORY']['#']['TIMEMODIFIED']['0']['#']);
                            if ($oldobj = backup_getid($restore->backup_unique_code, "user", backup_todb($info['GRADE_ITEM_HISTORY']['#']['LOGGEDUSER']['0']['#']))) {
                                $dbrec->loggeduser = $oldobj->new_id;
                            }
                            $dbrec->courseid = $restore->course_id;
                            $oldobj = backup_getid($restore->backup_unique_code, 'grade_categories', backup_todb($info['GRADE_ITEM_HISTORY']['#']['CATEGORYID']['0']['#']));
                            $oldobj->categoryid = $category->new_id;
                            if (empty($oldobj->categoryid)) {
                                $counter++;
                                continue;
                                // category not restored
                            }
                            $dbrec->itemname = backup_todb($info['GRADE_ITEM_HISTORY']['#']['ITEMNAME']['0']['#']);
                            $dbrec->itemtype = backup_todb($info['GRADE_ITEM_HISTORY']['#']['ITEMTYPE']['0']['#']);
                            $dbrec->itemmodule = backup_todb($info['GRADE_ITEM_HISTORY']['#']['ITEMMODULE']['0']['#']);
                            // code from grade_items restore
                            $iteminstance = backup_todb($info['GRADE_ITEM_HISTORY']['#']['ITEMINSTANCE']['0']['#']);
                            // do not restore if this grade_item is a mod, and
                            if ($dbrec->itemtype == 'mod') {
                                if (!restore_userdata_selected($restore, $dbrec->itemmodule, $iteminstance)) {
                                    // module instance not selected when restored using granular
                                    // skip this item
                                    $counter++;
                                    continue;
                                }
                                // iteminstance should point to new mod
                                $mod = backup_getid($restore->backup_unique_code, $dbrec->itemmodule, $iteminstance);
                                $dbrec->iteminstance = $mod->new_id;
                            } else {
                                if ($dbrec->itemtype == 'category') {
                                    // the item instance should point to the new grade category
                                    // only proceed if we are restoring all grade items
                                    if ($restoreall) {
                                        $category = backup_getid($restore->backup_unique_code, 'grade_categories', $iteminstance);
                                        $dbrec->iteminstance = $category->new_id;
                                    } else {
                                        // otherwise we can safely ignore this grade item and subsequent
                                        // grade_raws, grade_finals etc
                                        continue;
                                    }
                                } elseif ($dbrec->itemtype == 'course') {
                                    // We don't restore course type to avoid duplicate course items
                                    if ($restoreall) {
                                        // TODO any special code needed here to restore course item without duplicating it?
                                        // find the course category with depth 1, and course id = current course id
                                        // this would have been already restored
                                        $cat = get_record('grade_categories', 'depth', 1, 'courseid', $restore->course_id);
                                        $dbrec->iteminstance = $cat->id;
                                    } else {
                                        $counter++;
                                        continue;
                                    }
                                }
                            }
                            $dbrec->itemnumber = backup_todb($info['GRADE_ITEM_HISTORY']['#']['ITEMNUMBER']['0']['#']);
                            $dbrec->iteminfo = backup_todb($info['GRADE_ITEM_HISTORY']['#']['ITEMINFO']['0']['#']);
                            $dbrec->idnumber = backup_todb($info['GRADE_ITEM_HISTORY']['#']['IDNUMBER']['0']['#']);
                            $dbrec->calculation = backup_todb($info['GRADE_ITEM_HISTORY']['#']['CALCULATION']['0']['#']);
                            $dbrec->gradetype = backup_todb($info['GRADE_ITEM_HISTORY']['#']['GRADETYPE']['0']['#']);
                            $dbrec->grademax = backup_todb($info['GRADE_ITEM_HISTORY']['#']['GRADEMAX']['0']['#']);
                            $dbrec->grademin = backup_todb($info['GRADE_ITEM_HISTORY']['#']['GRADEMIN']['0']['#']);
                            if ($oldobj = backup_getid($restore->backup_unique_code, "scale", backup_todb($info['GRADE_ITEM_HISTORY']['#']['SCALEID']['0']['#']))) {
                                // scaleid is optional
                                $dbrec->scaleid = $oldobj->new_id;
                            }
                            if ($oldobj = backup_getid($restore->backup_unique_code, "grade_outcomes", backup_todb($info['GRADE_ITEM_HISTORY']['#']['OUTCOMEID']['0']['#']))) {
                                // outcome is optional
                                $dbrec->outcomeid = $oldobj->new_id;
                            }
                            $dbrec->gradepass = backup_todb($info['GRADE_ITEM_HISTORY']['#']['GRADEPASS']['0']['#']);
                            $dbrec->multfactor = backup_todb($info['GRADE_ITEM_HISTORY']['#']['MULTFACTOR']['0']['#']);
                            $dbrec->plusfactor = backup_todb($info['GRADE_ITEM_HISTORY']['#']['PLUSFACTOR']['0']['#']);
                            $dbrec->aggregationcoef = backup_todb($info['GRADE_ITEM_HISTORY']['#']['AGGREGATIONCOEF']['0']['#']);
                            $dbrec->sortorder = backup_todb($info['GRADE_ITEM_HISTORY']['#']['SORTORDER']['0']['#']);
                            $dbrec->display = backup_todb($info['GRADE_ITEM_HISTORY']['#']['DISPLAY']['0']['#']);
                            $dbrec->decimals = backup_todb($info['GRADE_ITEM_HISTORY']['#']['DECIMALS']['0']['#']);
                            $dbrec->hidden = backup_todb($info['GRADE_ITEM_HISTORY']['#']['HIDDEN']['0']['#']);
                            $dbrec->locked = backup_todb($info['GRADE_ITEM_HISTORY']['#']['LOCKED']['0']['#']);
                            $dbrec->locktime = backup_todb($info['GRADE_ITEM_HISTORY']['#']['LOCKTIME']['0']['#']);
                            $dbrec->needsupdate = backup_todb($info['GRADE_ITEM_HISTORY']['#']['NEEDSUPDATE']['0']['#']);
                            insert_record('grade_items_history', $dbrec);
                            unset($dbrec);
                        }
                        //Increment counters
                        $counter++;
                        //Do some output
                        if ($counter % 1 == 0) {
                            if (!defined('RESTORE_SILENTLY')) {
                                echo ".";
                                if ($counter % 20 == 0) {
                                    echo "<br />";
                                }
                            }
                            backup_flush(300);
                        }
                    }
                }
            }
        }
        // process histories
        if ($gohcount && $status) {
            if (!defined('RESTORE_SILENTLY')) {
                echo '<li>' . get_string('gradeoutcomeshistory', 'grades') . '</li>';
            }
            $counter = 0;
            while ($counter < $gohcount) {
                //Fetch recordset_size records in each iteration
                $recs = get_records_select("backup_ids", "table_name = 'grade_outcomes_history' AND backup_code = '{$restore->backup_unique_code}'", "old_id", "old_id", $counter, $recordset_size);
                if ($recs) {
                    foreach ($recs as $rec) {
                        //Get the full record from backup_ids
                        $data = backup_getid($restore->backup_unique_code, 'grade_outcomes_history', $rec->old_id);
                        if ($data) {
                            //Now get completed xmlized object
                            $info = $data->info;
                            //traverse_xmlize($info);                            //Debug
                            //print_object ($GLOBALS['traverse_array']);         //Debug
                            //$GLOBALS['traverse_array']="";                     //Debug
                            $oldobj = backup_getid($restore->backup_unique_code, "grade_outcomes", backup_todb($info['GRADE_OUTCOME_HISTORY']['#']['OLDID']['0']['#']));
                            if (empty($oldobj->new_id)) {
                                // if the old object is not being restored, can't restoring its history
                                $counter++;
                                continue;
                            }
                            $dbrec->oldid = $oldobj->new_id;
                            $dbrec->action = backup_todb($info['GRADE_OUTCOME_HISTORY']['#']['ACTION']['0']['#']);
                            $dbrec->source = backup_todb($info['GRADE_OUTCOME_HISTORY']['#']['SOURCE']['0']['#']);
                            $dbrec->timemodified = backup_todb($info['GRADE_OUTCOME_HISTORY']['#']['TIMEMODIFIED']['0']['#']);
                            if ($oldobj = backup_getid($restore->backup_unique_code, "user", backup_todb($info['GRADE_OUTCOME_HISTORY']['#']['LOGGEDUSER']['0']['#']))) {
                                $dbrec->loggeduser = $oldobj->new_id;
                            }
                            $dbrec->courseid = $restore->course_id;
                            $dbrec->shortname = backup_todb($info['GRADE_OUTCOME_HISTORY']['#']['SHORTNAME']['0']['#']);
                            $dbrec->fullname = backup_todb($info['GRADE_OUTCOME_HISTORY']['#']['FULLNAME']['0']['#']);
                            $oldobj = backup_getid($restore->backup_unique_code, "scale", backup_todb($info['GRADE_OUTCOME_HISTORY']['#']['SCALEID']['0']['#']));
                            $dbrec->scaleid = $oldobj->new_id;
                            $dbrec->description = backup_todb($info['GRADE_OUTCOME_HISTORY']['#']['DESCRIPTION']['0']['#']);
                            insert_record('grade_outcomes_history', $dbrec);
                            unset($dbrec);
                        }
                        //Increment counters
                        $counter++;
                        //Do some output
                        if ($counter % 1 == 0) {
                            if (!defined('RESTORE_SILENTLY')) {
                                echo ".";
                                if ($counter % 20 == 0) {
                                    echo "<br />";
                                }
                            }
                            backup_flush(300);
                        }
                    }
                }
            }
        }
    }
    if (!defined('RESTORE_SILENTLY')) {
        //End ul
        echo '</ul>';
    }
    return $status;
}
示例#4
0
 public function test_grade_grade_min_max_with_category_item()
 {
     global $CFG, $DB;
     $initialminmaxtouse = $CFG->grade_minmaxtouse;
     $this->setAdminUser();
     $course = $this->getDataGenerator()->create_course();
     $user = $this->getDataGenerator()->create_user();
     $coursegi = grade_item::fetch_course_item($course->id);
     // Create a category item.
     $gc = new grade_category(array('courseid' => $course->id, 'fullname' => 'test'), false);
     $gc->insert();
     $gi = $gc->get_grade_item();
     $gi->grademax = 100;
     $gi->grademin = 0;
     $gi->update();
     // Fetch the category item.
     $giparams = array('itemtype' => 'category', 'iteminstance' => $gc->id);
     $gi = grade_item::fetch($giparams);
     $this->assertEquals(0, $gi->grademin);
     $this->assertEquals(100, $gi->grademax);
     // Give a grade to the student.
     $gi->update_final_grade($user->id, 10);
     // Check the grade min/max stored in gradebook.
     $gg = grade_grade::fetch(array('userid' => $user->id, 'itemid' => $gi->id));
     $this->assertEquals(0, $gg->get_grade_min());
     $this->assertEquals(100, $gg->get_grade_max());
     // Change the min/max grade of the item.
     $gi->grademin = 2;
     $gi->grademax = 50;
     $gi->update();
     // Fetch the updated item.
     $gi = grade_item::fetch($giparams);
     // Now check the grade grade min/max with system setting.
     $CFG->grade_minmaxtouse = GRADE_MIN_MAX_FROM_GRADE_ITEM;
     grade_set_setting($course->id, 'minmaxtouse', null);
     // Ensure no course setting.
     $gg = grade_grade::fetch(array('userid' => $user->id, 'itemid' => $gi->id));
     $this->assertEquals(0, $gg->get_grade_min());
     $this->assertEquals(100, $gg->get_grade_max());
     // Now with other system setting.
     $CFG->grade_minmaxtouse = GRADE_MIN_MAX_FROM_GRADE_GRADE;
     grade_set_setting($course->id, 'minmaxtouse', null);
     // Ensure no course setting, and reset static cache.
     $gg = grade_grade::fetch(array('userid' => $user->id, 'itemid' => $gi->id));
     $this->assertEquals(0, $gg->get_grade_min());
     $this->assertEquals(100, $gg->get_grade_max());
     // Now with overriden setting in course.
     $CFG->grade_minmaxtouse = GRADE_MIN_MAX_FROM_GRADE_ITEM;
     grade_set_setting($course->id, 'minmaxtouse', GRADE_MIN_MAX_FROM_GRADE_GRADE);
     $gg = grade_grade::fetch(array('userid' => $user->id, 'itemid' => $gi->id));
     $this->assertEquals(0, $gg->get_grade_min());
     $this->assertEquals(100, $gg->get_grade_max());
     $CFG->grade_minmaxtouse = GRADE_MIN_MAX_FROM_GRADE_GRADE;
     grade_set_setting($course->id, 'minmaxtouse', GRADE_MIN_MAX_FROM_GRADE_ITEM);
     $gg = grade_grade::fetch(array('userid' => $user->id, 'itemid' => $gi->id));
     $this->assertEquals(0, $gg->get_grade_min());
     $this->assertEquals(100, $gg->get_grade_max());
     $CFG->grade_minmaxtouse = $initialminmaxtouse;
 }