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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/>.
/**
* The main workshop configuration form
*
* The UI mockup has been proposed in MDL-18688
* It uses the standard core Moodle formslib. For more info about them, please
* visit: http://docs.moodle.org/dev/lib/formslib.php
*
* @package mod_workshop
* @copyright 2009 David Mudrak <david.mudrak@gmail.com>
* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
*/
defined('MOODLE_INTERNAL') || die();
require_once($CFG->dirroot . '/course/moodleform_mod.php');
require_once(__DIR__ . '/locallib.php');
require_once($CFG->libdir . '/filelib.php');
use core_grades\component_gradeitems;
/**
* Module settings form for Workshop instances
*/
class mod_workshop_mod_form extends moodleform_mod {
/** @var object the course this instance is part of */
protected $course = null;
/**
* Constructor
*/
public function __construct($current, $section, $cm, $course) {
$this->course = $course;
parent::__construct($current, $section, $cm, $course);
}
/**
* Defines the workshop instance configuration form
*
* @return void
*/
public function definition() {
global $CFG, $PAGE;
$workshopconfig = get_config('workshop');
$mform = $this->_form;
// General --------------------------------------------------------------------
$mform->addElement('header', 'general', get_string('general', 'form'));
// Workshop name
$label = get_string('workshopname', 'workshop');
$mform->addElement('text', 'name', $label, array('size' => '64'));
if (!empty($CFG->formatstringstriptags)) {
$mform->setType('name', PARAM_TEXT);
} else {
$mform->setType('name', PARAM_CLEANHTML);
}
$mform->addRule('name', null, 'required', null, 'client');
$mform->addRule('name', get_string('maximumchars', '', 255), 'maxlength', 255, 'client');
// Introduction
$this->standard_intro_elements(get_string('introduction', 'workshop'));
// Grading settings -----------------------------------------------------------
$mform->addElement('header', 'gradingsettings', get_string('gradingsettings', 'workshop'));
$mform->setExpanded('gradingsettings');
$label = get_string('strategy', 'workshop');
$mform->addElement('select', 'strategy', $label, workshop::available_strategies_list());
$mform->setDefault('strategy', $workshopconfig->strategy);
$mform->addHelpButton('strategy', 'strategy', 'workshop');
$grades = workshop::available_maxgrades_list();
$gradecategories = grade_get_categories_menu($this->course->id);
$label = get_string('submissiongrade', 'workshop');
$mform->addGroup(array(
$mform->createElement('select', 'grade', '', $grades),
$mform->createElement('select', 'gradecategory', '', $gradecategories),
), 'submissiongradegroup', $label, ' ', false);
$mform->setDefault('grade', $workshopconfig->grade);
$mform->addHelpButton('submissiongradegroup', 'submissiongrade', 'workshop');
$mform->addElement('float', 'submissiongradepass', get_string('gradetopasssubmission', 'workshop'));
$mform->addHelpButton('submissiongradepass', 'gradepass', 'grades');
$mform->setDefault('submissiongradepass', '');
$label = get_string('gradinggrade', 'workshop');
$mform->addGroup(array(
$mform->createElement('select', 'gradinggrade', '', $grades),
$mform->createElement('select', 'gradinggradecategory', '', $gradecategories),
), 'gradinggradegroup', $label, ' ', false);
$mform->setDefault('gradinggrade', $workshopconfig->gradinggrade);
$mform->addHelpButton('gradinggradegroup', 'gradinggrade', 'workshop');
$mform->addElement('float', 'gradinggradepass', get_string('gradetopassgrading', 'workshop'));
$mform->addHelpButton('gradinggradepass', 'gradepass', 'grades');
$mform->setDefault('gradinggradepass', '');
$options = array();
for ($i = 5; $i >= 0; $i--) {
$options[$i] = $i;
}
$label = get_string('gradedecimals', 'workshop');
$mform->addElement('select', 'gradedecimals', $label, $options);
$mform->setDefault('gradedecimals', $workshopconfig->gradedecimals);
// Submission settings --------------------------------------------------------
$mform->addElement('header', 'submissionsettings', get_string('submissionsettings', 'workshop'));
$label = get_string('instructauthors', 'workshop');
$mform->addElement('editor', 'instructauthorseditor', $label, null,
workshop::instruction_editors_options($this->context));
$typeelements = [];
foreach (['submissiontypetext', 'submissiontypefile'] as $type) {
$available = $type . 'available';
$required = $type . 'required';
$availablelabel = get_string($available, 'workshop');
$requiredlabel = get_string($required, 'workshop');
$typeelements[] = $mform->createElement('advcheckbox', $available, '', $availablelabel);
$typeelements[] = $mform->createElement('advcheckbox', $required, '', $requiredlabel);
$mform->setDefault($available, 1);
}
// We can't use <br> as the separator as it does not work well in this case with the Boost theme.
// Instead, separate both tuples with a full-width empty div.
$mform->addGroup($typeelements, 'submissiontypes', get_string('submissiontypes', 'workshop'),
array(' ', '<div style="width:100%"></div>'), false);
$options = array();
for ($i = 7; $i >= 1; $i--) {
$options[$i] = $i;
}
$label = get_string('nattachments', 'workshop');
$mform->addElement('select', 'nattachments', $label, $options);
$mform->setDefault('nattachments', 1);
$mform->hideIf('nattachments', 'submissiontypefileavailable');
$label = get_string('allowedfiletypesforsubmission', 'workshop');
$mform->addElement('filetypes', 'submissionfiletypes', $label);
$mform->addHelpButton('submissionfiletypes', 'allowedfiletypesforsubmission', 'workshop');
$mform->hideIf('submissionfiletypes', 'submissiontypefileavailable');
$options = get_max_upload_sizes($CFG->maxbytes, $this->course->maxbytes, 0, $workshopconfig->maxbytes);
$mform->addElement('select', 'maxbytes', get_string('maxbytes', 'workshop'), $options);
$mform->setDefault('maxbytes', $workshopconfig->maxbytes);
$mform->hideIf('maxbytes', 'submissiontypefileavailable');
$label = get_string('latesubmissions', 'workshop');
$text = get_string('latesubmissions_desc', 'workshop');
$mform->addElement('checkbox', 'latesubmissions', $label, $text);
$mform->addHelpButton('latesubmissions', 'latesubmissions', 'workshop');
// Assessment settings --------------------------------------------------------
$mform->addElement('header', 'assessmentsettings', get_string('assessmentsettings', 'workshop'));
$label = get_string('instructreviewers', 'workshop');
$mform->addElement('editor', 'instructreviewerseditor', $label, null,
workshop::instruction_editors_options($this->context));
$label = get_string('useselfassessment', 'workshop');
$text = get_string('useselfassessment_desc', 'workshop');
$mform->addElement('checkbox', 'useselfassessment', $label, $text);
$mform->addHelpButton('useselfassessment', 'useselfassessment', 'workshop');
// Feedback -------------------------------------------------------------------
$mform->addElement('header', 'feedbacksettings', get_string('feedbacksettings', 'workshop'));
$mform->addElement('select', 'overallfeedbackmode', get_string('overallfeedbackmode', 'mod_workshop'), array(
0 => get_string('overallfeedbackmode_0', 'mod_workshop'),
1 => get_string('overallfeedbackmode_1', 'mod_workshop'),
2 => get_string('overallfeedbackmode_2', 'mod_workshop')));
$mform->addHelpButton('overallfeedbackmode', 'overallfeedbackmode', 'mod_workshop');
$mform->setDefault('overallfeedbackmode', 1);
$options = array();
for ($i = 7; $i >= 0; $i--) {
$options[$i] = $i;
}
$mform->addElement('select', 'overallfeedbackfiles', get_string('overallfeedbackfiles', 'workshop'), $options);
$mform->setDefault('overallfeedbackfiles', 0);
$mform->hideIf('overallfeedbackfiles', 'overallfeedbackmode', 'eq', 0);
$label = get_string('allowedfiletypesforoverallfeedback', 'workshop');
$mform->addElement('filetypes', 'overallfeedbackfiletypes', $label);
$mform->addHelpButton('overallfeedbackfiletypes', 'allowedfiletypesforoverallfeedback', 'workshop');
$mform->hideIf('overallfeedbackfiletypes', 'overallfeedbackfiles', 'eq', 0);
$options = get_max_upload_sizes($CFG->maxbytes, $this->course->maxbytes);
$mform->addElement('select', 'overallfeedbackmaxbytes', get_string('overallfeedbackmaxbytes', 'workshop'), $options);
$mform->setDefault('overallfeedbackmaxbytes', $workshopconfig->maxbytes);
$mform->hideIf('overallfeedbackmaxbytes', 'overallfeedbackmode', 'eq', 0);
$mform->hideIf('overallfeedbackmaxbytes', 'overallfeedbackfiles', 'eq', 0);
$label = get_string('conclusion', 'workshop');
$mform->addElement('editor', 'conclusioneditor', $label, null,
workshop::instruction_editors_options($this->context));
$mform->addHelpButton('conclusioneditor', 'conclusion', 'workshop');
// Example submissions --------------------------------------------------------
$mform->addElement('header', 'examplesubmissionssettings', get_string('examplesubmissions', 'workshop'));
$label = get_string('useexamples', 'workshop');
$text = get_string('useexamples_desc', 'workshop');
$mform->addElement('checkbox', 'useexamples', $label, $text);
$mform->addHelpButton('useexamples', 'useexamples', 'workshop');
$label = get_string('examplesmode', 'workshop');
$options = workshop::available_example_modes_list();
$mform->addElement('select', 'examplesmode', $label, $options);
$mform->setDefault('examplesmode', $workshopconfig->examplesmode);
$mform->hideIf('examplesmode', 'useexamples');
// Availability ---------------------------------------------------------------
$mform->addElement('header', 'accesscontrol', get_string('availability', 'core'));
$label = get_string('submissionstart', 'workshop');
$mform->addElement('date_time_selector', 'submissionstart', $label, array('optional' => true));
$label = get_string('submissionend', 'workshop');
$mform->addElement('date_time_selector', 'submissionend', $label, array('optional' => true));
$label = get_string('submissionendswitch', 'mod_workshop');
$mform->addElement('checkbox', 'phaseswitchassessment', $label);
$mform->hideIf('phaseswitchassessment', 'submissionend[enabled]');
$mform->addHelpButton('phaseswitchassessment', 'submissionendswitch', 'mod_workshop');
$label = get_string('assessmentstart', 'workshop');
$mform->addElement('date_time_selector', 'assessmentstart', $label, array('optional' => true));
$label = get_string('assessmentend', 'workshop');
$mform->addElement('date_time_selector', 'assessmentend', $label, array('optional' => true));
$coursecontext = context_course::instance($this->course->id);
// To be removed (deprecated) with MDL-67526.
plagiarism_get_form_elements_module($mform, $coursecontext, 'mod_workshop');
// Common module settings, Restrict availability, Activity completion etc. ----
$features = array('groups' => true, 'groupings' => true,
'outcomes' => true, 'gradecat' => false, 'idnumber' => false);
$this->standard_coursemodule_elements();
// Standard buttons, common to all modules ------------------------------------
$this->add_action_buttons();
$PAGE->requires->js_call_amd('mod_workshop/modform', 'init');
}
/**
* Prepares the form before data are set
*
* Additional wysiwyg editor are prepared here, the introeditor is prepared automatically by core.
* Grade items are set here because the core modedit supports single grade item only.
*
* @param array $data to be set
* @return void
*/
public function data_preprocessing(&$data) {
if ($this->current->instance) {
// editing an existing workshop - let us prepare the added editor elements (intro done automatically)
$draftitemid = file_get_submitted_draft_itemid('instructauthors');
$data['instructauthorseditor']['text'] = file_prepare_draft_area($draftitemid, $this->context->id,
'mod_workshop', 'instructauthors', 0,
workshop::instruction_editors_options($this->context),
$data['instructauthors']);
$data['instructauthorseditor']['format'] = $data['instructauthorsformat'];
$data['instructauthorseditor']['itemid'] = $draftitemid;
$draftitemid = file_get_submitted_draft_itemid('instructreviewers');
$data['instructreviewerseditor']['text'] = file_prepare_draft_area($draftitemid, $this->context->id,
'mod_workshop', 'instructreviewers', 0,
workshop::instruction_editors_options($this->context),
$data['instructreviewers']);
$data['instructreviewerseditor']['format'] = $data['instructreviewersformat'];
$data['instructreviewerseditor']['itemid'] = $draftitemid;
$draftitemid = file_get_submitted_draft_itemid('conclusion');
$data['conclusioneditor']['text'] = file_prepare_draft_area($draftitemid, $this->context->id,
'mod_workshop', 'conclusion', 0,
workshop::instruction_editors_options($this->context),
$data['conclusion']);
$data['conclusioneditor']['format'] = $data['conclusionformat'];
$data['conclusioneditor']['itemid'] = $draftitemid;
// Set submission type checkboxes.
foreach (['submissiontypetext', 'submissiontypefile'] as $type) {
$data[$type . 'available'] = 1;
$data[$type . 'required'] = 0;
if ($data[$type] == WORKSHOP_SUBMISSION_TYPE_DISABLED) {
$data[$type . 'available'] = 0;
} else if ($data[$type] == WORKSHOP_SUBMISSION_TYPE_REQUIRED) {
$data[$type . 'required'] = 1;
}
}
} else {
// adding a new workshop instance
$draftitemid = file_get_submitted_draft_itemid('instructauthors');
file_prepare_draft_area($draftitemid, null, 'mod_workshop', 'instructauthors', 0); // no context yet, itemid not used
$data['instructauthorseditor'] = array('text' => '', 'format' => editors_get_preferred_format(), 'itemid' => $draftitemid);
$draftitemid = file_get_submitted_draft_itemid('instructreviewers');
file_prepare_draft_area($draftitemid, null, 'mod_workshop', 'instructreviewers', 0); // no context yet, itemid not used
$data['instructreviewerseditor'] = array('text' => '', 'format' => editors_get_preferred_format(), 'itemid' => $draftitemid);
$draftitemid = file_get_submitted_draft_itemid('conclusion');
file_prepare_draft_area($draftitemid, null, 'mod_workshop', 'conclusion', 0); // no context yet, itemid not used
$data['conclusioneditor'] = array('text' => '', 'format' => editors_get_preferred_format(), 'itemid' => $draftitemid);
}
}
/**
* Combine submission type checkboxes into integer values for the database.
*
* @param stdClass $data The submitted form data.
*/
public function data_postprocessing($data) {
parent::data_postprocessing($data);
foreach (['text', 'file'] as $type) {
$field = 'submissiontype' . $type;
$available = $field . 'available';
$required = $field . 'required';
if ($data->$required) {
$data->$field = WORKSHOP_SUBMISSION_TYPE_REQUIRED;
} else if ($data->$available) {
$data->$field = WORKSHOP_SUBMISSION_TYPE_AVAILABLE;
} else {
$data->$field = WORKSHOP_SUBMISSION_TYPE_DISABLED;
}
unset($data->$available);
unset($data->$required);
}
}
/**
* Set the grade item categories when editing an instance
*/
public function definition_after_data() {
$mform =& $this->_form;
if ($id = $mform->getElementValue('update')) {
$instance = $mform->getElementValue('instance');
$gradeitems = grade_item::fetch_all(array(
'itemtype' => 'mod',
'itemmodule' => 'workshop',
'iteminstance' => $instance,
'courseid' => $this->course->id));
if (!empty($gradeitems)) {
foreach ($gradeitems as $gradeitem) {
// here comes really crappy way how to set the value of the fields
// gradecategory and gradinggradecategory - grrr QuickForms
$decimalpoints = $gradeitem->get_decimals();
if ($gradeitem->itemnumber == 0) {
$mform->setDefault('submissiongradepass', format_float($gradeitem->gradepass, $decimalpoints));
$group = $mform->getElement('submissiongradegroup');
$elements = $group->getElements();
foreach ($elements as $element) {
if ($element->getName() == 'gradecategory') {
$element->setValue($gradeitem->categoryid);
}
}
} else if ($gradeitem->itemnumber == 1) {
$mform->setDefault('gradinggradepass', format_float($gradeitem->gradepass, $decimalpoints));
$group = $mform->getElement('gradinggradegroup');
$elements = $group->getElements();
foreach ($elements as $element) {
if ($element->getName() == 'gradinggradecategory') {
$element->setValue($gradeitem->categoryid);
}
}
}
}
}
}
$typevalues = $mform->getElementValue('submissiontypes');
foreach (['submissiontypetext', 'submissiontypefile'] as $type) {
// Don't leave a disabled "required" checkbox checked.
if (!$typevalues[$type . 'available']) {
$mform->setDefault($type . 'required', 0);
}
}
parent::definition_after_data();
}
/**
* Validates the form input
*
* @param array $data submitted data
* @param array $files submitted files
* @return array eventual errors indexed by the field name
*/
public function validation($data, $files) {
$errors = parent::validation($data, $files);
// check the phases borders are valid
if ($data['submissionstart'] > 0 and $data['submissionend'] > 0 and $data['submissionstart'] >= $data['submissionend']) {
$errors['submissionend'] = get_string('submissionendbeforestart', 'mod_workshop');
}
if ($data['assessmentstart'] > 0 and $data['assessmentend'] > 0 and $data['assessmentstart'] >= $data['assessmentend']) {
$errors['assessmentend'] = get_string('assessmentendbeforestart', 'mod_workshop');
}
// check the phases do not overlap
if (max($data['submissionstart'], $data['submissionend']) > 0 and max($data['assessmentstart'], $data['assessmentend']) > 0) {
$phasesubmissionend = max($data['submissionstart'], $data['submissionend']);
$phaseassessmentstart = min($data['assessmentstart'], $data['assessmentend']);
if ($phaseassessmentstart == 0) {
$phaseassessmentstart = max($data['assessmentstart'], $data['assessmentend']);
}
if ($phasesubmissionend > 0 and $phaseassessmentstart > 0 and $phaseassessmentstart < $phasesubmissionend) {
foreach (array('submissionend', 'submissionstart', 'assessmentstart', 'assessmentend') as $f) {
if ($data[$f] > 0) {
$errors[$f] = get_string('phasesoverlap', 'mod_workshop');
break;
}
}
}
}
// Check that the submission grade pass is a valid number.
if (!empty($data['submissiongradepass'])) {
$submissiongradefloat = unformat_float($data['submissiongradepass'], true);
if ($submissiongradefloat === false) {
$errors['submissiongradepass'] = get_string('err_numeric', 'form');
} else {
if ($submissiongradefloat > $data['grade']) {
$errors['submissiongradepass'] = get_string('gradepassgreaterthangrade', 'grades', $data['grade']);
}
}
}
// Check that the grade pass is a valid number.
if (!empty($data['gradinggradepass'])) {
$gradepassfloat = unformat_float($data['gradinggradepass'], true);
if ($gradepassfloat === false) {
$errors['gradinggradepass'] = get_string('err_numeric', 'form');
} else {
if ($gradepassfloat > $data['gradinggrade']) {
$errors['gradinggradepass'] = get_string('gradepassgreaterthangrade', 'grades', $data['gradinggrade']);
}
}
}
// We need to do a custom completion validation because workshop grade items identifiers divert from standard.
// Refer to validation defined in moodleform_mod.php.
if (isset($data['completionpassgrade']) && $data['completionpassgrade'] &&
isset($data['completiongradeitemnumber'])) {
$itemnames = component_gradeitems::get_itemname_mapping_for_component('mod_workshop');
$gradepassfield = $itemnames[(int) $data['completiongradeitemnumber']] . 'gradepass';
// We need to make all the validations related with $gradepassfield
// with them being correct floats, keeping the originals unmodified for
// later validations / showing the form back...
// TODO: Note that once MDL-73994 is fixed we'll have to re-visit this and
// adapt the code below to the new values arriving here, without forgetting
// the special case of empties and nulls.
$gradepass = isset($data[$gradepassfield]) ? unformat_float($data[$gradepassfield]) : null;
if (is_null($gradepass) || $gradepass == 0) {
$errors['completionpassgrade'] = get_string(
'activitygradetopassnotset',
'completion'
);
} else {
// We have validated grade pass. Unset any errors.
unset($errors['completionpassgrade']);
}
}
if (!$data['submissiontypetextavailable'] && !$data['submissiontypefileavailable']) {
// One submission type must be available.
$errors['submissiontypes'] = get_string('nosubmissiontype', 'workshop');
}
return $errors;
}
}