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MDL-35984 grade: Recalculate min/max for sum of grades when hidden grades are involved.

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This commit is contained in:
Damyon Wiese 2014-08-04 15:03:26 +08:00
parent d2e9fc5845
commit 5232d3f2c9
6 changed files with 154 additions and 29 deletions
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42
grade/report/lib.php
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@ -412,9 +412,9 @@ abstract class grade_report {
* @param string $courseid the course id
* @param string $course_item an instance of grade_item
* @param string $finalgrade the grade for the course_item
* @return string The new final grade
* @return array[] containing values for 'grade', 'grademax' and 'grademin'
*/
protected function blank_hidden_total($courseid, $course_item, $finalgrade) {
protected function blank_hidden_total_and_adjust_bounds($courseid, $course_item, $finalgrade) {
global $CFG, $DB;
static $hiding_affected = null;//array of items in this course affected by hiding
@ -424,13 +424,16 @@ abstract class grade_report {
// If we're dealing with multiple courses we need to know when we've moved on to a new course.
static $previous_courseid = null;
$grademin = $course_item->grademin;
$grademax = $course_item->grademax;
if (!is_array($this->showtotalsifcontainhidden)) {
debugging('showtotalsifcontainhidden should be an array', DEBUG_DEVELOPER);
$this->showtotalsifcontainhidden = array($courseid => $this->showtotalsifcontainhidden);
}
if ($this->showtotalsifcontainhidden[$courseid] == GRADE_REPORT_SHOW_REAL_TOTAL_IF_CONTAINS_HIDDEN) {
return $finalgrade;
return array('grade' => $finalgrade, 'grademin' => $grademin, 'grademax' => $grademax);
}
// If we've moved on to another course or user, reload the grades.
@ -473,6 +476,12 @@ abstract class grade_report {
} else {
//use reprocessed marks that exclude hidden items
$finalgrade = $hiding_affected['altered'][$course_item->id];
if (!empty($hiding_affected['alteredgrademin'][$course_item->id])) {
$grademin = $hiding_affected['alteredgrademin'][$course_item->id];
}
if (!empty($hiding_affected['alteredgrademax'][$course_item->id])) {
$grademax = $hiding_affected['alteredgrademax'][$course_item->id];
}
}
} else if (!empty($hiding_affected['unknown'][$course_item->id])) {
//not sure whether or not this item depends on a hidden item
@ -482,10 +491,35 @@ abstract class grade_report {
} else {
//use reprocessed marks that exclude hidden items
$finalgrade = $hiding_affected['unknown'][$course_item->id];
if (!empty($hiding_affected['alteredgrademin'][$course_item->id])) {
$grademin = $hiding_affected['alteredgrademin'][$course_item->id];
}
if (!empty($hiding_affected['alteredgrademax'][$course_item->id])) {
$grademax = $hiding_affected['alteredgrademax'][$course_item->id];
}
}
}
return $finalgrade;
return array('grade' => $finalgrade, 'grademin' => $grademin, 'grademax' => $grademax);
}
/**
* Optionally blank out course/category totals if they contain any hidden items
* @deprecated since Moodle 2.8 - Call blank_hidden_total_and_adjust_bounds instead.
* @param string $courseid the course id
* @param string $course_item an instance of grade_item
* @param string $finalgrade the grade for the course_item
* @return string The new final grade
*/
protected function blank_hidden_total($courseid, $course_item, $finalgrade) {
// Note it is flawed to call this function directly because
// the aggregated grade does not make sense without the updated min and max information.
debugging('grade_report::blank_hidden_total() is deprecated.
Call grade_report::blank_hidden_total_and_adjust_bounds instead.', DEBUG_DEVELOPER);
$result = $this->blank_hidden_total_and_adjust_bounds($courseid, $course_item, $finalgrade);
return $result['grade'];
}
}