/**
* Updates an instance of the grouptool in the database
*
* Given an object containing all the necessary data,
* (defined by the form in mod_form.php) this function
* will update an existing instance with new data.
*
* @param stdClass $grouptool An object from the form in mod_form.php
* @param mod_grouptool_mod_form $mform
* @return boolean Success/Fail
*/
function grouptool_update_instance(stdClass $grouptool, mod_grouptool_mod_form $mform = null)
{
global $DB, $CFG;
$grouptool->timemodified = time();
$grouptool->id = $grouptool->instance;
$cmid = $grouptool->coursemodule;
if (!isset($grouptool->use_size)) {
$grouptool->use_size = 0;
}
if (!isset($grouptool->use_individual)) {
$grouptool->use_individual = 0;
}
if (!isset($grouptool->use_queue)) {
$queues = $DB->count_records_sql("SELECT COUNT(DISTINCT queues.id)\n FROM {grouptool_agrps} agrps\n LEFT JOIN {grouptool_queued} queues ON queues.agrpid = agrps.id\n WHERE agrps.grouptoolid = ?", array($grouptool->instance));
if (!empty($queues)) {
$grouptool->use_queue = 1;
} else {
$grouptool->use_queue = 0;
}
}
if (!isset($grouptool->allow_multiple)) {
$grouptool->allow_multiple = 0;
}
$grouptool->grpsize = clean_param($grouptool->grpsize, PARAM_INT);
$grouptool->choose_min = clean_param($grouptool->choose_min, PARAM_INT);
$grouptool->choose_max = clean_param($grouptool->choose_max, PARAM_INT);
// Register students if immediate registration has been turned on!
if ($grouptool->immediate_reg) {
require_once $CFG->dirroot . '/mod/grouptool/locallib.php';
$instance = new mod_grouptool($grouptool->coursemodule, $grouptool);
$instance->push_registrations();
}
require_once $CFG->dirroot . '/calendar/lib.php';
$event = new stdClass();
if ($grouptool->allow_reg) {
$event->name = get_string('registration_period_start', 'grouptool') . ' ' . $grouptool->name;
} else {
$event->name = $grouptool->name . ' ' . get_string('availabledate', 'grouptool');
}
$event->description = format_module_intro('grouptool', $grouptool, $grouptool->coursemodule);
if (!empty($grouptool->timeavailable)) {
$event->timestart = $grouptool->timeavailable;
} else {
$grouptool->timecreated = $DB->get_field('grouptool', 'timecreated', array('id' => $grouptool->id));
$event->timestart = $grouptool->timecreated;
}
$event->visible = instance_is_visible('grouptool', $grouptool);
$event->timeduration = 0;
if ($event->id = $DB->get_field('event', 'id', array('modulename' => 'grouptool', 'instance' => $grouptool->id, 'eventtype' => 'availablefrom'))) {
$calendarevent = calendar_event::load($event->id);
$calendarevent->update($event, false);
} else {
$event->courseid = $grouptool->course;
$event->groupid = 0;
$event->userid = 0;
$event->modulename = 'grouptool';
$event->instance = $grouptool->id;
/*
* For activity module's events, this can be used to set the alternative text of the
* event icon. Set it to 'pluginname' unless you have a better string.
*/
$event->eventtype = 'availablefrom';
calendar_event::create($event);
}
if ($grouptool->timedue != 0) {
unset($event->id);
unset($calendarevent);
if ($grouptool->allow_reg) {
$event->name = get_string('registration_period_end', 'grouptool') . ' ' . $grouptool->name;
} else {
$event->name = $grouptool->name . ' ' . get_string('duedate', 'grouptool');
}
$event->timestart = $grouptool->timedue;
$event->eventtype = 'deadline';
/*
* For activity module's events, this can be used to set the alternative text of the
* event icon. Set it to 'pluginname' unless you have a better string.
*/
if ($event->id = $DB->get_field('event', 'id', array('modulename' => 'grouptool', 'instance' => $grouptool->id, 'eventtype' => 'due'))) {
$calendarevent = calendar_event::load($event->id);
$calendarevent->update($event, false);
} else {
unset($event->id);
$event->courseid = $grouptool->course;
// We've got some permission issues with calendar_event::create() so we work around that!
$calev = new calendar_event($event);
$calev->update($event, false);
}
} else {
if ($event->id = $DB->get_field('event', 'id', array('modulename' => 'grouptool', 'instance' => $grouptool->id, 'eventtype' => 'due'))) {
$calendarevent = calendar_event::load($event->id);
$calendarevent->delete(true);
}
}
$coursegroups = $DB->get_fieldset_select('groups', 'id', 'courseid = ?', array($grouptool->course));
foreach ($coursegroups as $groupid) {
if (!$DB->record_exists('grouptool_agrps', array('grouptoolid' => $grouptool->instance, 'groupid' => $groupid))) {
$record = new stdClass();
$record->grouptoolid = $grouptool->instance;
$record->groupid = $groupid;
$record->sort_order = 9999999;
$record->grpsize = $grouptool->grpsize;
$record->active = 0;
$DB->insert_record('grouptool_agrps', $record);
}
}
// We have to override the functions fetching of data, because it's not updated yet!
grouptool_update_queues($grouptool);
return $DB->update_record('grouptool', $grouptool);
}
/**
* Update active group settings for this instance
*
* @param stdClass $grouplist List of groups as returned by sortlist-Element
* @param int $grouptoolid optinoal ID of the instance to update for
* @return true if successfull
*/
private function update_active_groups($grouplist, $grouptoolid = null)
{
global $DB, $PAGE;
require_capability('mod/grouptool:create_groups', $this->context);
if ($grouptoolid == null) {
$grouptoolid = $this->grouptool->id;
}
if (!empty($grouplist) && is_array($grouplist)) {
$agrpids = $DB->get_records('grouptool_agrps', array('grouptoolid' => $grouptoolid), '', 'groupid, id');
// Update grouptools additional group-data!
foreach ($grouplist as $groupid => $groupdata) {
$dataobj = new stdClass();
$dataobj->grouptoolid = $grouptoolid;
$dataobj->groupid = $groupid;
$dataobj->sort_order = $groupdata['sort_order'];
if (isset($groupdata['grpsize'])) {
$dataobj->grpsize = $groupdata['grpsize'];
}
$dataobj->active = $groupdata['active'];
if (key_exists($groupid, $agrpids)) {
$dataobj->id = $agrpids[$groupid]->id;
$DB->update_record('grouptool_agrps', $dataobj);
} else {
$dataobj->id = $DB->insert_record('grouptool_agrps', $dataobj, true);
}
}
grouptool_update_queues($this->grouptool);
/* Trigger event */
\mod_grouptool\event\agrps_updated::create_convenient($this->cm, $this->grouptool)->trigger();
}
return true;
}
