function definition()
{
global $COURSE, $USER, $OUTPUT;
$mform =& $this->_form;
//Is this particular course mapped to a course in WeBWorK
$wwclient = new wwassignment_client();
$wwcoursename = _wwassignment_mapped_course($COURSE->id, false);
$wwsetname = _wwassignment_mapped_set($this->_instance);
$wwusername = $USER->username;
//create the instructor if necessary
$wwusername = _wwassignment_mapcreate_user($wwcoursename, $wwusername, '10');
//login the instructor
$wwkey = _wwassignment_login_user($wwcoursename, $wwusername);
$wwinstructorlink = _wwassignment_link_to_instructor_auto_login($wwcoursename, $wwusername, $wwkey);
$mform->addElement('link', 'instructor_page_link', get_string('instructor_page_link_desc', 'wwassignment'), $wwinstructorlink, get_string('instructor_page_link_name', 'wwassignment'));
if ($wwsetname != -1) {
//we are doing an update, since an id exists in moodle db
$wwsetlink = _wwassignment_link_to_edit_set_auto_login($wwcoursename, $wwsetname, $wwusername, $wwkey);
$mform->addElement('link', 'edit_set', get_string('edit_set_link_desc', 'wwassignment'), $wwsetlink, get_string('edit_set_link_name', 'wwassignment'));
$wwsetdata = $wwclient->get_assignment_data($wwcoursename, $wwsetname, false);
$opendate = strftime("%c", $wwsetdata['open_date']);
$duedate = strftime("%c", $wwsetdata['due_date']);
$mform->addElement('static', 'opendate', 'WeBWorK Set Open Date', $opendate);
$mform->addElement('static', 'duedate', 'WeBWorK Set Due Date', $duedate);
}
//define the mapping
$mform->addElement('header', 'set_initialization', get_string('set_initialization', 'wwassignment'));
//name
$mform->addElement('text', 'name', get_string('wwassignmentname', 'wwassignment'), array('size' => '64'));
$mform->setType('name', PARAM_TEXT);
$mform->addRule('name', null, 'required', null, 'client');
//set select
$options = $wwclient->options_set($wwcoursename, false);
$mform->addElement('select', 'webwork_set', get_string('webwork_set', 'wwassignment'), $options);
// $OUTPUT->help_icon('enablenotification','assignment');
$mform->addHelpButton('webwork_set', 'webwork_set', 'wwassignment');
//description
$mform->addElement('htmleditor', 'description', get_string('description', 'assignment'));
$mform->setType('description', PARAM_RAW);
$mform->addHelpButton('description', 'writing', 'wwassignment');
$features = new stdClass();
$features->gradecat = true;
$features->groups = false;
$this->standard_coursemodule_elements($features);
$this->add_action_buttons();
//$this->standard_hidden_coursemodule_elements();
return;
}
/**
* @desc Contacts webwork to find out the completion status of a problem set for all users in a course.
* @param integer $wwassignmentid The problem set
*/
function wwassignment_grades($wwassignmentid)
{
global $COURSE;
$webworkclient = new webwork_client();
$studentgrades->grades = array();
$studentgrades->maxgrade = 0;
//debug_log("record ".print_r($oMod,true));
$gradeformula = '$finalgrade += ($problem->status > 0) ? 1 : 0;';
//debug_log("formula ".print_r($gradeFormula, true));
$webworkcourse = _wwassignment_mapped_course($COURSE->id, false);
$webworkset = _wwassignment_mapped_set($wwassignmentid, false);
// enumerate over the students in the course:
$students = get_course_students($COURSE->id);
$usernamearray = array();
foreach ($students as $student) {
array_push($usernamearray, $student->username);
}
$gradearray = $webworkclient->grade_users_sets($webworkcourse, $usernamearray, $webworkset);
$i = 0;
foreach ($students as $student) {
$studentgrades->grades[$student->id] = $gradearray[$i];
$i++;
}
$studentgrades->maxgrade = $webworkclient->get_max_grade($webworkcourse, $webworkset);
return $studentgrades;
}
/**
* @desc Contacts webwork to find out the completion status of a problem set for all users in a course.
* @param integer $wwassignmentid The problem set
* @return object The student grades indexed by student ID.
*/
function wwassignment_grades($wwassignmentid)
{
// error_log("Begin wwassignment_grades -- legacy function?");
global $COURSE, $DB;
$wwclient = new wwassignment_client();
$wwassignment = $DB->get_record('wwassignment', array('id' => $wwassignmentid));
$courseid = $wwassignment->course;
$studentgrades = new stdClass();
$studentgrades->grades = array();
$studentgrades->maxgrade = 0;
$gradeformula = '$finalgrade += ($problem->status > 0) ? 1 : 0;';
$wwcoursename = _wwassignment_mapped_course($courseid, false);
$wwsetname = _wwassignment_mapped_set($wwassignmentid, false);
// enumerate over the students in the course:
$students = get_course_students($courseid);
$usernamearray = array();
foreach ($students as $student) {
array_push($usernamearray, $student->username);
}
$gradearray = $wwclient->grade_users_sets($wwcoursename, $usernamearray, $wwsetname);
$i = 0;
foreach ($students as $student) {
$studentgrades->grades[$student->id] = $gradearray[$i];
$i++;
}
$studentgrades->maxgrade = $wwclient->get_max_grade($wwcoursename, $wwsetname);
// error_log("End wwassignment_grades -- legacy function?");
return $studentgrades;
}
/**
* @desc Contacts webwork to find out the completion status of a problem set for all users in a course.
* @param integer $wwassignmentid The problem set
* @return object The student grades indexed by student ID.
*/
function wwassignment_grades($wwassignmentid)
{
global $COURSE;
$wwclient = new wwassignment_client();
$studentgrades = new stdClass();
$studentgrades->grades = array();
$studentgrades->maxgrade = 0;
$gradeformula = '$finalgrade += ($problem->status > 0) ? 1 : 0;';
$wwcoursename = _wwassignment_mapped_course($COURSE->id, false);
$wwsetname = _wwassignment_mapped_set($wwassignmentid, false);
// enumerate over the students in the course:
$students = get_course_students($COURSE->id);
$usernamearray = array();
foreach ($students as $student) {
array_push($usernamearray, $student->username);
}
$gradearray = $wwclient->grade_users_sets($wwcoursename, $usernamearray, $wwsetname);
$i = 0;
foreach ($students as $student) {
$studentgrades->grades[$student->id] = $gradearray[$i];
$i++;
}
$studentgrades->maxgrade = $wwclient->get_max_grade($wwcoursename, $wwsetname);
return $studentgrades;
}
function wwassignment_grades($wwassignmentid)
{
/// Must return an array of grades for a given instance of this module,
/// indexed by user. It also returns a maximum allowed grade.
///
/// $return->grades = array of grades;
/// $return->maxgrade = maximum allowed grade;
///
/// return $return;
// here's how we compute the grade:
// NOTE: each set has P problems in it.
// NOTE: each problem may be attempted M times.
// NOTE: each problem has been attempted A times (by a given user).
// NOTE: each problem was gotten correct C times (by a given user).
// NOTE: each problem was gotten incorrect I times (by a given user).
// Thus, a users grade is: sigma(over P) C/A
// And the max score is P
// Alternately, code is provided for:
// sigma(over P) { if( C > 0) 1 else 0 }
// again with a max of P
// redefine it here, 'cause for some reason we can't global it...
//debug_log("start grades ".$wwassignmentid);
global $COURSE;
$webworkclient = webwork_client::get_instance();
$studentgrades->grades = array();
$studentgrades->maxgrade = 0;
//debug_log("record ".print_r($oMod,true));
$gradeformula = '$finalgrade += ($problem->status > 0) ? 1 : 0;';
//debug_log("formula ".print_r($gradeFormula, true));
$webworkcourse = _wwassignment_mapped_course($COURSE->id, false);
$webworkset = _wwassignment_mapped_set($wwassignmentid, false);
// enumerate over the students in the course:
$students = get_course_students($COURSE->id);
foreach ($students as $student) {
$webworkuser = $webworkclient->mapped_user($webworkcourse, $student->username, false);
$webworkuserset = $webworkclient->mapped_user_set($webworkcourse, $webworkuser, $webworkset, false);
$studentproblems = $webworkclient->get_user_problems($webworkcourse, $webworkuser, $webworkset);
$finalgrade = 0.0;
foreach ($studentproblems as $problem) {
$finalgrade += $problem->status;
}
$studentgrades->grades[$student->id] = $finalgrade;
}
$studentgrades->maxgrade = $webworkclient->get_max_grade($webworkcourse, $webworkset);
//error_log("all grades".print_r($studentgrades, true));
return $studentgrades;
}
