/**
* Outputs the content of the administration tab and manages actions taken in this tab
*/
public function view_administration()
{
global $SESSION, $OUTPUT, $PAGE, $DB, $USER, $CFG;
$output = $PAGE->get_renderer('mod_grouptool');
$id = $this->cm->id;
$context = context_course::instance($this->course->id);
// Get applicable roles!
$rolenames = array();
if ($roles = get_profile_roles($context)) {
foreach ($roles as $role) {
$rolenames[$role->id] = strip_tags(role_get_name($role, $context));
}
}
$filter = optional_param('filter', null, PARAM_INT);
if ($filter !== null) {
set_user_preference('mod_grouptool_group_filter', $filter, $USER->id);
} else {
$filter = get_user_preferences('mod_grouptool_group_filter', self::FILTER_ACTIVE, $USER->id);
}
$inactivetabs = array();
$filtertabs['active'] = new tabobject(self::FILTER_ACTIVE, $CFG->wwwroot . '/mod/grouptool/view.php?id=' . $id . '&tab=group_admin&filter=' . self::FILTER_ACTIVE, get_string('active', 'grouptool'), '', false);
$filtertabs['inactive'] = new tabobject(self::FILTER_INACTIVE, $CFG->wwwroot . '/mod/grouptool/view.php?id=' . $id . '&tab=group_admin&filter=' . self::FILTER_INACTIVE, get_string('inactive'), '', false);
$filtertabs['all'] = new tabobject(self::FILTER_ALL, $CFG->wwwroot . '/mod/grouptool/view.php?id=' . $id . '&tab=group_admin&filter=' . self::FILTER_ALL, get_string('all'), '', false);
echo html_writer::tag('div', $OUTPUT->tabtree($filtertabs, $filter, $inactivetabs), array('id' => 'filtertabs'));
// Check if everything has been confirmed, so we can finally start working!
if (optional_param('confirm', 0, PARAM_BOOL)) {
if (isset($SESSION->grouptool->view_administration->createGroupings)) {
require_capability('mod/grouptool:create_groupings', $this->context);
$target = required_param('target', PARAM_INT);
switch ($target) {
// ...grpg_target | grpg_groupingname | use_all (0 sel | 1 all).
case 0:
// Invalid - no action! TODO Add message!
$error = true;
$preview = '';
break;
case -2:
// One grouping per group!
list($error, $preview) = $this->create_group_groupings();
break;
case -1:
// One new grouping for all!
list($error, $preview) = $this->update_grouping($target, required_param('name', PARAM_ALPHANUMEXT));
break;
default:
list($error, $preview) = $this->update_grouping($target);
break;
}
$preview = html_writer::tag('div', $preview, array('class' => 'centered'));
echo $OUTPUT->box($preview, 'generalbox');
}
unset($SESSION->grouptool->view_administration);
}
if ($rename = optional_param('rename', 0, PARAM_INT)) {
// Show Rename Form!
$gform = new \mod_grouptool\group_rename_form(null, array('id' => $this->cm->id, 'instance' => $this->cm->instance, 'rename' => $rename));
if (!$gform->is_cancelled() && ($fromform = $gform->get_data())) {
$group = new stdClass();
$group->id = $fromform->rename;
$group->name = $fromform->name;
$group->courseid = $fromform->courseid;
groups_update_group($group);
} else {
if (!$gform->is_cancelled()) {
$data = new stdClass();
$data->name = $DB->get_field('groups', 'name', array('id' => $rename));
$gform->set_data($data);
$gform->display();
echo $OUTPUT->footer();
die;
}
}
}
if ($resize = optional_param('resize', 0, PARAM_INT)) {
// Show Rename Form!
$gform = new \mod_grouptool\group_resize_form(null, array('id' => $this->cm->id, 'instance' => $this->cm->instance, 'resize' => $resize));
if (!$gform->is_cancelled() && ($fromform = $gform->get_data())) {
if (empty($fromform->size)) {
$DB->set_field('grouptool_agrps', 'grpsize', null, array('groupid' => $fromform->resize, 'grouptoolid' => $this->cm->id));
} else {
$group = new stdClass();
$group->id = $DB->get_field('grouptool_agrps', 'id', array('groupid' => $fromform->resize, 'grouptoolid' => $this->cm->instance));
$group->grpsize = $fromform->size;
$DB->update_record('grouptool_agrps', $group);
}
} else {
if (!$gform->is_cancelled()) {
$data = new stdClass();
$data->size = $DB->get_field('grouptool_agrps', 'grpsize', array('groupid' => $resize, 'grouptoolid' => $this->cm->instance));
$gform->set_data($data);
$gform->display();
echo $OUTPUT->footer();
die;
}
}
}
if ($delete = optional_param('delete', 0, PARAM_INT)) {
if (!optional_param('confirm', 0, PARAM_BOOL)) {
// Show Confirm!
$cancel = new moodle_url($PAGE->url);
$continue = new moodle_url($cancel, array('confirm' => 1, 'delete' => $delete));
$cancel = new single_button($cancel, get_string('no'), 'post');
$continue = new single_button($continue, get_string('yes'), 'post');
$confirmtext = get_string('confirm_delete', 'grouptool');
echo $this->confirm($confirmtext, $continue, $cancel);
echo $OUTPUT->footer();
die;
} else {
// Delete it!
groups_delete_group($delete);
}
}
if ($toggle = optional_param('toggle', 0, PARAM_INT)) {
if (!empty($toggle)) {
$conditions = array('grouptoolid' => $this->cm->instance, 'groupid' => $toggle);
if (!$DB->record_exists('grouptool_agrps', $conditions)) {
echo $OUTPUT->box($OUTPUT->notification(get_string('group_not_found', 'grouptool'), 'notifyproblem', $conditions), 'generalbox');
} else {
$record = $DB->get_record('grouptool_agrps', $conditions);
if (!empty($record->active)) {
$DB->set_field('grouptool_agrps', 'active', 0, $conditions);
} else {
$DB->set_field('grouptool_agrps', 'active', 1, $conditions);
}
}
}
}
if (($bulkaction = optional_param('bulkaction', null, PARAM_ALPHA)) && ($selected = optional_param_array('selected', array(), PARAM_INT)) && optional_param('start_bulkaction', 0, PARAM_BOOL)) {
switch ($bulkaction) {
case 'activate':
// ...also via ajax bulk action?
// Activate now!
$groups = optional_param_array('selected', null, PARAM_INT);
if (!empty($groups)) {
list($grpsql, $grpparams) = $DB->get_in_or_equal($groups);
$DB->set_field_select("grouptool_agrps", "active", 1, " grouptoolid = ? AND groupid " . $grpsql, array_merge(array($this->cm->instance), $grpparams));
}
echo $OUTPUT->notification(get_string('activated_groups', 'grouptool'), 'notifysuccess');
$continue = new moodle_url($PAGE->url, array('tab' => 'group_admin'));
echo $this->confirm('', $continue);
break;
case 'deactivate':
// ...also via ajax bulk action?
// Deactivate now!
$groups = optional_param_array('selected', null, PARAM_INT);
if (!empty($groups)) {
list($grpsql, $grpparams) = $DB->get_in_or_equal($groups);
$DB->set_field_select("grouptool_agrps", "active", 0, " grouptoolid = ? AND groupid " . $grpsql, array_merge(array($this->cm->instance), $grpparams));
}
echo $OUTPUT->notification(get_string('deactivated_groups', 'grouptool'), 'notifysuccess');
$continue = new moodle_url($PAGE->url, array('tab' => 'group_admin'));
echo $this->confirm('', $continue);
break;
case 'delete':
// ...also via ajax bulk action?
// Show confirmation dialogue!
if (optional_param('confirm', 0, PARAM_BOOL)) {
$groups = optional_param_array('selected', null, PARAM_INT);
$groups = $DB->get_records_list('groups', 'id', $groups);
foreach ($groups as $group) {
groups_delete_group($group);
}
echo $OUTPUT->notification(get_string('successfully_deleted_groups', 'grouptool'), 'notifysuccess');
$continue = new moodle_url($PAGE->url, array('tab' => 'group_admin'));
echo $this->confirm('', $continue);
} else {
$cancel = new moodle_url($PAGE->url, array('tab' => 'group_admin'));
$params = array('confirm' => 1, 'bulkaction' => 'delete', 'start_bulkaction' => 1);
$text = get_string('confirm_delete', 'grouptool') . html_writer::start_tag('ul');
$groups = $DB->get_records_list('groups', 'id', $selected);
foreach ($selected as $select) {
$params['selected[' . $select . ']'] = $select;
$text .= html_writer::tag('li', $groups[$select]->name);
}
$text .= html_writer::end_tag('ul');
$continue = new moodle_url($cancel, $params);
echo $this->confirm($text, $continue, $cancel);
echo $OUTPUT->footer();
die;
}
break;
case 'grouping':
// Show grouping creation form!
$selected = optional_param_array('selected', array(), PARAM_INT);
$mform = new \mod_grouptool\groupings_creation_form(null, array('id' => $id, 'selected' => $selected));
$groups = $DB->get_records_list('groups', 'id', $selected);
if ($mform->is_cancelled()) {
$bulkaction = null;
$selected = array();
} else {
if ($fromform = $mform->get_data()) {
// Some groupings should be created...
if ($fromform->target == -2) {
// One new grouping per group!
foreach ($groups as $group) {
$grouping = new stdClass();
if (!($grouping->id = groups_get_grouping_by_name($this->course->id, $group->name))) {
$grouping = new stdClass();
$grouping->courseid = $this->course->id;
$grouping->name = $group->name;
$grouping->id = groups_create_grouping($grouping);
}
// Insert group!
groups_assign_grouping($grouping->id, $group->id);
}
} else {
if ($fromform->target == -1) {
// One new grouping!
// Create grouping if it doesn't exist...
$grouping = new stdClass();
if (!($grouping->id = groups_get_grouping_by_name($this->course->id, $fromform->name))) {
$grouping = new stdClass();
$grouping->courseid = $this->course->id;
$grouping->name = trim($fromform->name);
$grouping->id = groups_create_grouping($grouping);
}
// Insert groups!
foreach ($groups as $group) {
groups_assign_grouping($grouping->id, $group->id);
}
} else {
if ($fromform->target > 0) {
// Existing Grouping!
$grouping = groups_get_grouping($fromform->target);
if ($grouping) {
foreach ($groups as $group) {
groups_assign_grouping($grouping->id, $group->id);
}
}
}
}
}
// ...redirect to show sortlist again!
$url = new moodle_url('/mod/grouptool/view.php', array('id' => $this->cm->id, 'tab' => 'group_admin', 'filter' => $filter));
$text = $OUTPUT->notification(get_string('groupings_created_and_groups_added', 'grouptool'), 'notifymessage');
echo $this->confirm($text, $url);
} else {
$mform->display();
}
}
break;
}
}
if (!$bulkaction || !$selected || !optional_param('start_bulkaction', 0, PARAM_BOOL)) {
// Show form!
$formaction = new moodle_url('/mod/grouptool/view.php', array('id' => $this->cm->id, 'tab' => 'group_admin', 'filter' => $filter));
$mform = new MoodleQuickForm('bulk', 'post', $formaction, '');
$mform->addElement('hidden', 'sesskey');
$mform->setDefault('sesskey', sesskey());
$sortlist = new \mod_grouptool\output\sortlist($this->course->id, $this->cm, $filter);
$sortlistcontroller = new \mod_grouptool\output\sortlist_controller($sortlist);
$mform->addElement('html', $output->render($sortlistcontroller));
$mform->addElement('html', $output->render($sortlist));
$actions = array('' => get_string('choose', 'grouptool'), 'activate' => get_string('setactive', 'grouptool'), 'deactivate' => get_string('setinactive', 'grouptool'), 'delete' => get_string('delete'), 'grouping' => get_string('createinsertgrouping', 'grouptool'));
$grp = array();
$grp[] =& $mform->createElement('static', 'with_selection', '', get_string('with_selection', 'grouptool'));
$grp[] =& $mform->createElement('select', 'bulkaction', '', $actions);
$grp[] =& $mform->createElement('submit', 'start_bulkaction', get_string('start', 'grouptool'));
$mform->addGroup($grp, 'actiongrp', '', ' ', false);
$mform->disable_form_change_checker();
$mform->display();
switch ($filter) {
case self::FILTER_ACTIVE:
$curfilter = 'active';
break;
case self::FILTER_INACTIVE:
$curfilter = 'inactive';
break;
case self::FILTER_ALL:
$curfilter = 'all';
break;
}
$PAGE->requires->yui_module('moodle-mod_grouptool-administration', 'M.mod_grouptool.init_administration', array(array('lang' => current_language(), 'contextid' => $this->context->id, 'filter' => $curfilter, 'filterid' => $filter, 'globalsize' => $this->grouptool->grpsize)));
$PAGE->requires->strings_for_js(array('active', 'inactive', 'confirm_delete'), 'mod_grouptool');
$PAGE->requires->string_for_js('ajax_edit_size_help', 'mod_grouptool');
$PAGE->requires->strings_for_js(array('yes', 'no'), 'moodle');
}
}
