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<?php
// This file is part of Moodle - http://moodle.org/
//
// Moodle is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// Moodle is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with Moodle. If not, see <http://www.gnu.org/licenses/>.
/**
* Export attendance sessions forms
*
* @package mod_attendance
* @copyright 2011 Artem Andreev <andreev.artem@gmail.com>
* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
*/
defined('MOODLE_INTERNAL') || die();
require_once($CFG->libdir.'/formslib.php');
/**
* class for displaying export form.
*
* @copyright 2011 Artem Andreev <andreev.artem@gmail.com>
* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
*/
class mod_attendance_export_form extends moodleform {
/**
* Called to define this moodle form
*
* @return void
*/
public function definition() {
global $USER, $DB, $PAGE, $CFG;
$mform =& $this->_form;
$course = $this->_customdata['course'];
$cm = $this->_customdata['cm'];
$modcontext = $this->_customdata['modcontext'];
$mform->addElement('header', 'general', get_string('export', 'attendance'));
$groupmode = groups_get_activity_groupmode($cm, $course);
$groups = groups_get_activity_allowed_groups($cm, $USER->id);
if ($groupmode == VISIBLEGROUPS or has_capability('moodle/site:accessallgroups', $modcontext)) {
$grouplist[0] = get_string('allparticipants');
}
if ($groups) {
foreach ($groups as $group) {
$grouplist[$group->id] = $group->name;
}
}
// Restrict the export to the selected users.
$namefields = get_all_user_name_fields(true, 'u');
$allusers = get_enrolled_users($modcontext, 'mod/attendance:canbelisted', 0, 'u.id,'.$namefields);
$userlist = array();
foreach ($allusers as $user) {
$userlist[$user->id] = fullname($user);
}
unset($allusers);
$tempusers = $DB->get_records('attendance_tempusers', array('courseid' => $course->id), 'studentid, fullname');
foreach ($tempusers as $user) {
$userlist[$user->studentid] = $user->fullname;
}
if (empty($userlist)) {
$mform->addElement('static', 'nousers', '', get_string('noattendanceusers', 'attendance'));
return;
}
list($gsql, $gparams) = $DB->get_in_or_equal(array_keys($grouplist), SQL_PARAMS_NAMED);
list($usql, $uparams) = $DB->get_in_or_equal(array_keys($userlist), SQL_PARAMS_NAMED);
$params = array_merge($gparams, $uparams);
$groupmembers = $DB->get_recordset_select('groups_members', "groupid {$gsql} AND userid {$usql}", $params,
'', 'groupid, userid');
$groupmappings = array();
foreach ($groupmembers as $groupmember) {
if (!isset($groupmappings[$groupmember->groupid])) {
$groupmappings[$groupmember->groupid] = array();
}
$groupmappings[$groupmember->groupid][$groupmember->userid] = $userlist[$groupmember->userid];
}
if (isset($grouplist[0])) {
$groupmappings[0] = $userlist;
}
$mform->addElement('select', 'group', get_string('group'), $grouplist);
$mform->addElement('selectyesno', 'selectedusers', get_string('onlyselectedusers', 'mod_attendance'));
$sel = $mform->addElement('select', 'users', get_string('users', 'mod_attendance'), $userlist, array('size' => 12));
$sel->setMultiple(true);
$mform->disabledIf('users', 'selectedusers', 'eq', 0);
$opts = array('groupmappings' => $groupmappings);
$PAGE->requires->yui_module('moodle-mod_attendance-groupfilter', 'M.mod_attendance.groupfilter.init', array($opts));
$ident = array();
$checkedfields = array();
$adminsetfields = get_config('attendance', 'customexportfields');
if (in_array('id', explode(',', $adminsetfields))) {
$ident[] =& $mform->createElement('checkbox', 'id', '', get_string('studentid', 'attendance'));
$checkedfields['ident[id]'] = true;
}
$extrafields = get_extra_user_fields($modcontext);
foreach ($extrafields as $field) {
$ident[] =& $mform->createElement('checkbox', $field, '', get_string( $field));
$mform->setType($field, PARAM_NOTAGS);
$checkedfields['ident['. $field .']'] = true;
}
require_once($CFG->dirroot . '/user/profile/lib.php');
$customfields = profile_get_custom_fields();
foreach ($customfields as $field) {
if ((is_siteadmin($USER) || $field->visible == PROFILE_VISIBLE_ALL)
&& in_array($field->shortname, explode(',', $adminsetfields))) {
$ident[] =& $mform->createElement('checkbox', $field->shortname, '', $field->name);
$mform->setType($field->shortname, PARAM_NOTAGS);
$checkedfields['ident['. $field->shortname .']'] = true;
}
}
if (count($ident) > 0) {
$mform->addGroup($ident, 'ident', get_string('identifyby', 'attendance'), array('<br />'), true);
$mform->setDefaults($checkedfields);
}
$mform->setType('id', PARAM_INT);
$mform->addElement('checkbox', 'includeallsessions', get_string('includeall', 'attendance'), get_string('yes'));
$mform->setDefault('includeallsessions', true);
$mform->addElement('checkbox', 'includenottaken', get_string('includenottaken', 'attendance'), get_string('yes'));
$mform->addElement('checkbox', 'includeremarks', get_string('includeremarks', 'attendance'), get_string('yes'));
$mform->addElement('date_selector', 'sessionstartdate', get_string('startofperiod', 'attendance'));
$mform->setDefault('sessionstartdate', $course->startdate);
$mform->disabledIf('sessionstartdate', 'includeallsessions', 'checked');
$mform->addElement('date_selector', 'sessionenddate', get_string('endofperiod', 'attendance'));
$mform->disabledIf('sessionenddate', 'includeallsessions', 'checked');
$formatoptions = array('excel' => get_string('downloadexcel', 'attendance'),
'ooo' => get_string('downloadooo', 'attendance'),
'text' => get_string('downloadtext', 'attendance'));
$mform->addElement('select', 'format', get_string('format'), $formatoptions);
$submitstring = get_string('ok');
$this->add_action_buttons(false, $submitstring);
$mform->addElement('hidden', 'id', $cm->id);
}
/**
* Validate form.
* @param array $data
* @param array $files
* @return array
*/
public function validation($data, $files) {
$errors = parent::validation($data, $files);
// Validate the 'users' field.
if ($data['selectedusers'] && empty($data['users'])) {
$errors['users'] = get_string('mustselectusers', 'mod_attendance');
}
return $errors;
}
}