KumiSystems/moodle-mod-customcert
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Updated the grade element so that it now displays the grade on the PDF

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This commit is contained in:
Mark Nelson 2013-04-16 17:17:55 +08:00
parent 930179e093
commit d566ecc1d3
2 changed files with 124 additions and 30 deletions
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152
elements/grade/lib.php
View file

@ -26,9 +26,15 @@
defined('MOODLE_INTERNAL') || die('Direct access to this script is forbidden.');
require_once($CFG->dirroot . '/mod/customcert/elements/element.class.php');
require_once($CFG->libdir . '/grade/constants.php');
require_once($CFG->dirroot . '/grade/lib.php');
require_once($CFG->dirroot . '/grade/querylib.php');
/**
* Grade - Course
*/
define('CUSTOMCERT_GRADE_COURSE', '0');
class customcert_element_grade extends customcert_element_base {
/**
@ -59,23 +65,30 @@ class customcert_element_grade extends customcert_element_base {
$gradeformat = $gradeinfo->gradeformat;
}
// The elements unique to this field.
$mform->addElement('select', 'gradeitem_' . $id, get_string('gradeitem', 'customcertelement_grade'), $this->get_grade_items());
$mform->addElement('select', 'gradeformat_' . $id, get_string('gradeformat', 'customcertelement_grade'), $this->get_grade_format_options());
// Get the grade items we can display.
$gradeitems = array();
$gradeitems[CUSTOMCERT_GRADE_COURSE] = get_string('coursegrade', 'customcertelement_grade');
$gradeitems = $gradeitems + customcert_element_grade::get_grade_items();
// The grade items.
$mform->addElement('select', 'gradeitem_' . $id, get_string('gradeitem', 'customcertelement_grade'), $gradeitems);
$mform->setType('gradeitem_', PARAM_INT);
$mform->setDefault('gradeitem_' . $id, $gradeitem);
$mform->addHelpButton('gradeitem_' . $id, 'gradeitem', 'customcertelement_grade');
// The grade format.
$mform->addElement('select', 'gradeformat_' . $id, get_string('gradeformat', 'customcertelement_grade'),
customcert_element_grade::get_grade_format_options());
$mform->setType('gradeformat_', PARAM_INT);
$mform->setDefault('gradeformat_' . $id, $gradeformat);
$mform->addHelpButton('gradeformat_' . $id, 'gradeformat', 'customcertelement_grade');
parent::render_form_elements($mform);
$mform->setDefault('gradeitem_' . $id, $gradeitem);
$mform->setDefault('gradeformat_' . $id, $gradeformat);
// Add help buttons.
$mform->addHelpButton('gradeitem_' . $id, 'gradeitem', 'customcertelement_grade');
$mform->addHelpButton('gradeformat_' . $id, 'gradeformat', 'customcertelement_grade');
}
/**
* This will handle how form data will be saved into the data column in the
* customcert column.
* customcert_elements table.
*
* @param stdClass $data the form data.
* @return string the json encoded array
@ -104,12 +117,21 @@ class customcert_element_grade extends customcert_element_base {
/**
* Handles rendering the element on the pdf.
*
* @param $pdf the pdf object, see lib/pdflib.php
* @param stdClass $pdf the pdf object
* @param int $userid
*/
public function render($pdf) {
global $USER;
public function render($pdf, $userid) {
// If there is no element data, we have nothing to display.
if (empty($this->element->data)) {
return;
}
// TO DO.
// Decode the information stored in the database.
$gradeinfo = json_decode($this->element->data);
// Get the grade for the grade item.
$grade = customcert_element_grade::get_grade($gradeinfo, $userid);
parent::render_content($pdf, $grade);
}
/**
@ -117,27 +139,26 @@ class customcert_element_grade extends customcert_element_base {
*
* @return array the array of gradeable items in the course
*/
public function get_grade_items() {
public static function get_grade_items() {
global $COURSE, $DB;
$strtopic = get_string("topic");
$strweek = get_string("week");
$strsection = get_string("section");
// Array to store the grade items.
$modules = array();
$modules['coursegrade'] = get_string('coursegrade', 'customcertelement_grade');
// Collect course modules data
// Collect course modules data.
$modinfo = get_fast_modinfo($COURSE);
$mods = $modinfo->get_cms();
$sections = $modinfo->get_section_info_all();
// Create the section label depending on course format.
switch ($COURSE->format) {
case "topics": $sectionlabel = $strtopic;
case "weeks": $sectionlabel = $strweek;
default: $sectionlabel = $strsection;
case "topics":
$sectionlabel = get_string("topic");
case "weeks":
$sectionlabel = get_string("week");
default:
$sectionlabel = get_string("section");
break;
}
// Loop through each course section.
@ -177,12 +198,85 @@ class customcert_element_grade extends customcert_element_base {
*
* @return array returns an array of grade formats
*/
function get_grade_format_options() {
public static function get_grade_format_options() {
$gradeformat = array();
$gradeformat[1] = get_string('gradepercent', 'customcertelement_grade');
$gradeformat[2] = get_string('gradepoints', 'customcertelement_grade');
$gradeformat[3] = get_string('gradeletter', 'customcertelement_grade');
$gradeformat[GRADE_DISPLAY_TYPE_REAL] = get_string('gradepoints', 'customcertelement_grade');
$gradeformat[GRADE_DISPLAY_TYPE_PERCENTAGE] = get_string('gradepercent', 'customcertelement_grade');
$gradeformat[GRADE_DISPLAY_TYPE_LETTER] = get_string('gradeletter', 'customcertelement_grade');
return $gradeformat;
}
/**
* Helper function to return the grade to display.
*
* @param stdClass $gradeinfo
* @param int $userid
* @return string the grade result
*/
public static function get_grade($gradeinfo, $userid) {
global $COURSE, $USER, $DB;
// Get the grade information.
$gradeitem = $gradeinfo->gradeitem;
$gradeformat = $gradeinfo->gradeformat;
// Check if we are displaying the course grade.
if ($gradeitem == CUSTOMCERT_GRADE_COURSE) {
if ($courseitem = grade_item::fetch_course_item($COURSE->id)) {
// Set the grade type we want.
$courseitem->gradetype = GRADE_TYPE_VALUE;
$grade = new grade_grade(array('itemid' => $courseitem->id, 'userid' => $userid));
$coursegrade = grade_format_gradevalue($grade->finalgrade, $courseitem, true, $gradeformat, 2);
return get_string('coursegrade', 'certificate') . ': ' . $coursegrade;
}
} else { // Get the module grade.
if ($modinfo = customcert_element_grade::get_mod_grade($gradeitem, $gradeformat, $userid)) {
return get_string('grade', 'certificate') . ': ' . $modinfo->gradetodisplay;
}
}
// Only gets here if no grade was retrieved from the DB.
return '';
}
/**
* Helper function to return the grade the user achieved for a specified module.
*
* @param int $moduleid
* @param int $gradeformat
* @param int $userid
* @return stdClass the grade information
*/
public static function get_mod_grade($moduleid, $gradeformat, $userid) {
global $DB;
$cm = $DB->get_record('course_modules', array('id' => $moduleid), '*', MUST_EXIST);
$module = $DB->get_record('modules', array('id' => $cm->module), '*', MUST_EXIST);
if ($gradeitem = grade_get_grades($cm->course, 'mod', $module->name, $cm->instance, $userid)) {
$item = new grade_item();
$item->gradetype = GRADE_TYPE_VALUE;
$item->courseid = $cm->course;
$itemproperties = reset($gradeitem->items);
foreach ($itemproperties as $key => $value) {
$item->$key = $value;
}
// Grade for the user.
$grade = $item->grades[$userid]->grade;
// Create the object we will be returning.
$modinfo = new stdClass;
$modinfo->name = $DB->get_field($module->name, 'name', array('id' => $cm->instance));
$modinfo->gradetodisplay = grade_format_gradevalue($grade, $item, true, $gradeformat, 2);
if ($grade) {
$modinfo->dategraded = $item->grades[$userid]->dategraded;
} else {
$modinfo->dategraded = time();
}
return $modinfo;
}
return false;
}
}

2
elements/grade/version.php
View file

@ -25,6 +25,6 @@
defined('MOODLE_INTERNAL') || die('Direct access to this script is forbidden.');
$plugin->version = 2013041200;
$plugin->version = 2013041600;
$plugin->requires = 2013040500; // Requires this Moodle version.
$plugin->component = 'customcertelement_grade';