function wwassignment_refresh_events($courseid = 0)
{
// error_log('wwassignment_refresh_events called --not yet defined');
global $DB;
// This standard function will check all instances of this module
// and make sure there are up-to-date events created for each of them.
// If courseid = 0, then every wwassignment event in the site is checked, else
// only wwassignment events belonging to the course specified are checked.
// This function is used, in its new format, by restore_refresh_events() and by the cron function
//
// find wwassignment instances associated with this course or all wwassignment modules
$courses = array();
# create array of courses
if ($courseid) {
if (!($wwassignments = $DB->get_records("wwassignment", array("course" => $courseid)))) {
return true;
} else {
$courses[$courseid] = array();
// collect wwassignments for this course
array_push($courses[$courseid], $wwassignments);
}
} else {
if (!($wwassignments = $DB->get_records("wwassignment"))) {
return true;
} else {
foreach ($wwassignments as $ww) {
// collect wwassignments for each course
// error_log("course id ".$ww->course);
if (!$courses[$ww->course]) {
$courses[$ww->course] = array();
}
array_push($courses[$ww->course], $ww);
// push wwassignment onto an exisiting one
}
}
}
// $courses now holds a list of courses with wwassignment modules
$moduleid = _wwassignment_cmid();
$cids = array_keys($courses);
# collect course ids
// error_log("cids".print_r($cids, true));
$wwclient = new wwassignment_client();
foreach ($cids as $cid) {
// connect to WeBWorK
$wwcoursename = _wwassignment_mapped_course($cid, false);
$wwassignment->webwork_course = $wwcoursename;
if ($wwcoursename == -1) {
// error_log("Can't connect course $cid to webwork");
break;
}
// retrieve wwassignments associated with this course
foreach ($courses[$cid] as $wwassignment) {
//checking mappings
$wwsetname = $wwassignment->webwork_set;
// error_log("updating events for $wwcoursename $wwsetname");
//get data from WeBWorK
$wwsetdata = $wwclient->get_assignment_data($wwcoursename, $wwsetname, false);
$wwassignment->grade = $wwclient->get_max_grade($wwcoursename, $wwsetname, false);
$wwassignment->timemodified = time();
$returnid = $DB->update_record('wwassignment', $wwassignment);
// update event
//this part won't work because these items implicitly require the course.
_wwassignment_delete_events($wwassignment->id);
_wwassignment_create_events($wwassignment, $wwsetdata);
}
}
return true;
}
$wwclient = new wwassignment_client();
$wwcoursename = _wwassignment_mapped_course($COURSE->id, false);
foreach ($wwassignments as $wwassignment) {
// grab specific info for this set:
if (isset($wwassignment)) {
$wwsetname = $wwassignment->webwork_set;
$wwsetinfo = $wwclient->get_assignment_data($wwcoursename, $wwsetname, false);
if (!$wwassignment->visible) {
//Show dimmed if the mod is hidden
$link = "<a class=\"dimmed\" href=\"view.php?id={$wwassignment->coursemodule}\">{$wwassignment->name}</a>";
} else {
//Show normal if the mod is visible
$link = "<a href=\"view.php?id={$wwassignment->coursemodule}\">{$wwassignment->name}</a>";
}
if ($course->format == "weeks" or $course->format == "topics") {
$totalpoints = $wwclient->get_max_grade($wwcoursename, $wwsetname, false);
$table->data[] = array($wwassignment->section, $link, $wwassignment->description, strftime("%c", $wwsetinfo['open_date']), strftime("%c", $wwsetinfo['due_date']), $totalpoints);
} else {
$table->data[] = array($link, $wwassignment->description, strftime("%c", $wwsetinfo['open_date']), strftime("%c", $wwsetinfo['due_date']));
}
}
}
echo "<br />";
print_table($table);
/*if( isteacher($course->id) ) {
$wwusername = $USER->username;
$wwlink = _wwassignment_link_to_instructor_auto_login($wwcoursename,$wwusername,)
print("<p style='font-size: smaller; color: #aaa; text-align: center;'><a style='color: #666;text-decoration:underline' href='".WWASSIGNMENT_WEBWORK_URL."/$course->shortname/instructor' target='_webwork_edit'>".get_string("go_to_webwork", "wwassignment")."</a></p>");
}*/
/// Finish the page
function _wwassignment_refresh_event($wwassignment)
{
global $DB;
$cid = $wwassignment->course;
$wwcoursename = _wwassignment_mapped_course($cid, false);
if ($wwcoursename == -1) {
error_log("Can't connect course {$cid} to webwork");
return false;
}
$wwclient = new wwassignment_client();
$wwsetname = $wwassignment->webwork_set;
error_log("updating events for {$wwcoursename} {$wwsetname}");
//get data from WeBWorK
$wwsetdata = $wwclient->get_assignment_data($wwcoursename, $wwsetname, false);
$wwassignment->grade = $wwclient->get_max_grade($wwcoursename, $wwsetname, false);
$wwassignment->timemodified = time();
$returnid = $DB->update_record('wwassignment', $wwassignment);
// update event
_wwassignment_delete_events($wwassignment->id);
_wwassignment_create_events($wwassignment, $wwsetdata);
return true;
}
/**
* @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;
}