public function validation($data, $files)
{
global $CFG, $USER;
$errors = parent::validation($data, $files);
$type = $data['scormtype'];
if ($type === SCORM_TYPE_LOCAL) {
if (empty($data['packagefile'])) {
$errors['packagefile'] = get_string('required');
} else {
$draftitemid = file_get_submitted_draft_itemid('packagefile');
file_prepare_draft_area($draftitemid, $this->context->id, 'mod_scorm', 'packagefilecheck', null, array('subdirs' => 0, 'maxfiles' => 1));
// Get file from users draft area.
$usercontext = context_user::instance($USER->id);
$fs = get_file_storage();
$files = $fs->get_area_files($usercontext->id, 'user', 'draft', $draftitemid, 'id', false);
if (count($files) < 1) {
$errors['packagefile'] = get_string('required');
return $errors;
}
$file = reset($files);
if (!$file->is_external_file() && !empty($data['updatefreq'])) {
// Make sure updatefreq is not set if using normal local file.
$errors['updatefreq'] = get_string('updatefreq_error', 'mod_scorm');
}
if (strtolower($file->get_filename()) == 'imsmanifest.xml') {
if (!$file->is_external_file()) {
$errors['packagefile'] = get_string('aliasonly', 'mod_scorm');
} else {
$repository = repository::get_repository_by_id($file->get_repository_id(), context_system::instance());
if (!$repository->supports_relative_file()) {
$errors['packagefile'] = get_string('repositorynotsupported', 'mod_scorm');
}
}
} else {
if (strtolower(substr($file->get_filename(), -3)) == 'xml') {
$errors['packagefile'] = get_string('invalidmanifestname', 'mod_scorm');
} else {
// Validate this SCORM package.
$errors = array_merge($errors, scorm_validate_package($file));
}
}
}
} else {
if ($type === SCORM_TYPE_EXTERNAL) {
$reference = $data['packageurl'];
// Syntax check.
if (!preg_match('/(http:\\/\\/|https:\\/\\/|www).*\\/imsmanifest.xml$/i', $reference)) {
$errors['packageurl'] = get_string('invalidurl', 'scorm');
} else {
// Availability check.
$result = scorm_check_url($reference);
if (is_string($result)) {
$errors['packageurl'] = $result;
}
}
} else {
if ($type === 'packageurl') {
$reference = $data['reference'];
// Syntax check.
if (!preg_match('/(http:\\/\\/|https:\\/\\/|www).*(\\.zip|\\.pif)$/i', $reference)) {
$errors['packageurl'] = get_string('invalidurl', 'scorm');
} else {
// Availability check.
$result = scorm_check_url($reference);
if (is_string($result)) {
$errors['packageurl'] = $result;
}
}
} else {
if ($type === SCORM_TYPE_AICCURL) {
$reference = $data['packageurl'];
// Syntax check.
if (!preg_match('/(http:\\/\\/|https:\\/\\/|www).*/', $reference)) {
$errors['packageurl'] = get_string('invalidurl', 'scorm');
} else {
// Availability check.
$result = scorm_check_url($reference);
if (is_string($result)) {
$errors['packageurl'] = $result;
}
}
}
}
}
}
return $errors;
}
function validation($data, $files) {
global $CFG;
$errors = parent::validation($data, $files);
$type = $data['scormtype'];
if ($type === SCORM_TYPE_LOCAL) {
if (!empty($data['update'])) {
//ok, not required
} else if (empty($data['packagefile'])) {
$errors['packagefile'] = get_string('required');
} else {
$files = $this->get_draft_files('packagefile');
if (count($files)<1) {
$errors['packagefile'] = get_string('required');
return $errors;
}
$file = reset($files);
$filename = $CFG->tempdir.'/scormimport/scrom_'.time();
make_temp_directory('scormimport');
$file->copy_content_to($filename);
$packer = get_file_packer('application/zip');
$filelist = $packer->list_files($filename);
if (!is_array($filelist)) {
$errors['packagefile'] = 'Incorrect file package - not an archive'; //TODO: localise
} else {
$manifestpresent = false;
$aiccfound = false;
foreach ($filelist as $info) {
if ($info->pathname == 'imsmanifest.xml') {
$manifestpresent = true;
break;
}
if (preg_match('/\.cst$/', $info->pathname)) {
$aiccfound = true;
break;
}
}
if (!$manifestpresent and !$aiccfound) {
$errors['packagefile'] = 'Incorrect file package - missing imsmanifest.xml or AICC structure'; //TODO: localise
}
}
unlink($filename);
}
} else if ($type === SCORM_TYPE_EXTERNAL) {
$reference = $data['packageurl'];
// Syntax check.
if (!preg_match('/(http:\/\/|https:\/\/|www).*\/imsmanifest.xml$/i', $reference)) {
$errors['packageurl'] = get_string('invalidurl', 'scorm');
} else {
// Availability check.
$result = scorm_check_url($reference);
if (is_string($result)) {
$errors['packageurl'] = $result;
}
}
} else if ($type === 'packageurl') {
$reference = $data['reference'];
// Syntax check.
if (!preg_match('/(http:\/\/|https:\/\/|www).*(\.zip|\.pif)$/i', $reference)) {
$errors['packageurl'] = get_string('invalidurl', 'scorm');
} else {
// Availability check.
$result = scorm_check_url($reference);
if (is_string($result)) {
$errors['packageurl'] = $result;
}
}
} else if ($type === SCORM_TYPE_IMSREPOSITORY) {
$reference = $data['packageurl'];
if (stripos($reference, '#') !== 0) {
$errors['packageurl'] = get_string('invalidurl', 'scorm');
}
} else if ($type === SCORM_TYPE_AICCURL) {
$reference = $data['packageurl'];
// Syntax check.
if (!preg_match('/(http:\/\/|https:\/\/|www).*/', $reference)) {
$errors['packageurl'] = get_string('invalidurl', 'scorm');
} else {
// Availability check.
$result = scorm_check_url($reference);
if (is_string($result)) {
$errors['packageurl'] = $result;
}
}
}
return $errors;
}
