function validation($data, $files)
{
global $CFG, $USER, $DB;
$errors = parent::validation($data, $files);
if (empty($data['id']) and empty($data['example'])) {
// make sure there is no submission saved meanwhile from another browser window
$sql = "SELECT COUNT(s.id)\n FROM {workshop_submissions} s\n JOIN {workshop} w ON (s.workshopid = w.id)\n JOIN {course_modules} cm ON (w.id = cm.instance)\n JOIN {modules} m ON (m.name = 'workshop' AND m.id = cm.module)\n WHERE cm.id = ? AND s.authorid = ? AND s.example = 0";
if ($DB->count_records_sql($sql, array($data['cmid'], $USER->id))) {
$errors['title'] = get_string('err_multiplesubmissions', 'mod_workshop');
}
}
if (isset($data['attachment_filemanager']) and isset($this->_customdata['workshop']->submissionfiletypes)) {
$whitelist = workshop::normalize_file_extensions($this->_customdata['workshop']->submissionfiletypes);
if ($whitelist) {
$draftfiles = file_get_drafarea_files($data['attachment_filemanager']);
if ($draftfiles) {
$wrongfiles = array();
foreach ($draftfiles->list as $file) {
if (!workshop::is_allowed_file_type($file->filename, $whitelist)) {
$wrongfiles[] = $file->filename;
}
}
if ($wrongfiles) {
$a = array('whitelist' => workshop::clean_file_extensions($whitelist), 'wrongfiles' => implode(', ', $wrongfiles));
$errors['attachment_filemanager'] = get_string('err_wrongfileextension', 'mod_workshop', $a);
}
}
}
}
return $errors;
}
/**
* 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);
// Validate lists of allowed extensions.
foreach (array('submissionfiletypes', 'overallfeedbackfiletypes') as $fieldname) {
if (isset($data[$fieldname])) {
$invalidextensions = workshop::invalid_file_extensions($data[$fieldname], array_keys(core_filetypes::get_types()));
if ($invalidextensions) {
$errors[$fieldname] = get_string('err_unknownfileextension', 'mod_workshop', workshop::clean_file_extensions($invalidextensions));
}
}
}
// check the phases borders are valid
if ($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']);
}
}
}
return $errors;
}
/**
* 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 $workshop An object from the form in mod_form.php
* @return bool success
*/
function workshop_update_instance(stdclass $workshop) {
global $CFG, $DB;
require_once(dirname(__FILE__) . '/locallib.php');
$workshop->timemodified = time();
$workshop->id = $workshop->instance;
$workshop->useexamples = (int)!empty($workshop->useexamples);
$workshop->usepeerassessment = 1;
$workshop->useselfassessment = (int)!empty($workshop->useselfassessment);
$workshop->latesubmissions = (int)!empty($workshop->latesubmissions);
$workshop->phaseswitchassessment = (int)!empty($workshop->phaseswitchassessment);
if (isset($workshop->gradinggradepass)) {
$workshop->gradinggradepass = unformat_float($workshop->gradinggradepass);
}
if (isset($workshop->submissiongradepass)) {
$workshop->submissiongradepass = unformat_float($workshop->submissiongradepass);
}
if (isset($workshop->submissionfiletypes)) {
$workshop->submissionfiletypes = workshop::clean_file_extensions($workshop->submissionfiletypes);
}
if (isset($workshop->overallfeedbackfiletypes)) {
$workshop->overallfeedbackfiletypes = workshop::clean_file_extensions($workshop->overallfeedbackfiletypes);
}
// todo - if the grading strategy is being changed, we may want to replace all aggregated peer grades with nulls
$DB->update_record('workshop', $workshop);
$context = context_module::instance($workshop->coursemodule);
// process the custom wysiwyg editors
if ($draftitemid = $workshop->instructauthorseditor['itemid']) {
$workshop->instructauthors = file_save_draft_area_files($draftitemid, $context->id, 'mod_workshop', 'instructauthors',
0, workshop::instruction_editors_options($context), $workshop->instructauthorseditor['text']);
$workshop->instructauthorsformat = $workshop->instructauthorseditor['format'];
}
if ($draftitemid = $workshop->instructreviewerseditor['itemid']) {
$workshop->instructreviewers = file_save_draft_area_files($draftitemid, $context->id, 'mod_workshop', 'instructreviewers',
0, workshop::instruction_editors_options($context), $workshop->instructreviewerseditor['text']);
$workshop->instructreviewersformat = $workshop->instructreviewerseditor['format'];
}
if ($draftitemid = $workshop->conclusioneditor['itemid']) {
$workshop->conclusion = file_save_draft_area_files($draftitemid, $context->id, 'mod_workshop', 'conclusion',
0, workshop::instruction_editors_options($context), $workshop->conclusioneditor['text']);
$workshop->conclusionformat = $workshop->conclusioneditor['format'];
}
// re-save the record with the replaced URLs in editor fields
$DB->update_record('workshop', $workshop);
// update gradebook items
workshop_grade_item_update($workshop);
workshop_grade_item_category_update($workshop);
// update calendar events
workshop_calendar_update($workshop, $workshop->coursemodule);
return true;
}
/**
* Test cleaning list of extensions.
*/
public function test_clean_file_extensions()
{
$this->resetAfterTest(true);
$this->assertSame('', workshop::clean_file_extensions(''));
$this->assertSame('', workshop::clean_file_extensions(null));
$this->assertSame('', workshop::clean_file_extensions(' '));
$this->assertSame('0', workshop::clean_file_extensions(0));
$this->assertSame('0', workshop::clean_file_extensions('0'));
$this->assertSame('doc, rtf, pdf', workshop::clean_file_extensions('*.Doc, RTF, PDF, .rtf' . PHP_EOL . 'PDF '));
$this->assertSame('doc, rtf, pdf', 'doc, rtf, pdf');
}
/**
* Validate assessment form data.
*
* @param array $data
* @param array $files
* @return array
*/
public function validation($data, $files)
{
$errors = parent::validation($data, $files);
if (isset($data['feedbackauthorattachment_filemanager']) and isset($this->workshop->overallfeedbackfiletypes)) {
$whitelist = workshop::normalize_file_extensions($this->workshop->overallfeedbackfiletypes);
if ($whitelist) {
$draftfiles = file_get_drafarea_files($data['feedbackauthorattachment_filemanager']);
if ($draftfiles) {
$wrongfiles = array();
foreach ($draftfiles->list as $file) {
if (!workshop::is_allowed_file_type($file->filename, $whitelist)) {
$wrongfiles[] = $file->filename;
}
}
if ($wrongfiles) {
$a = array('whitelist' => workshop::clean_file_extensions($whitelist), 'wrongfiles' => implode(', ', $wrongfiles));
$errors['feedbackauthorattachment_filemanager'] = get_string('err_wrongfileextension', 'mod_workshop', $a);
}
}
}
}
return $errors;
}
