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<?php
class Oer_AddfileController extends AuthenticatedController
{
public function choose_file_action()
{
if (Request::get('to_plugin')) {
$to_plugin = PluginManager::getInstance()->getPlugin(Request::get('to_plugin'));
$this->to_folder_type = $to_plugin->getFolder(Request::get('to_folder_id', ''));
} else {
if (!Request::get('to_folder_id')) {
throw new Exception('target folder_id must be set.');
}
$folder = new Folder(Request::option('to_folder_id', ''));
$this->to_folder_type = $folder->getTypedFolder();
}
if (Request::option("material_id")) {
$material = OERMaterial::find(Request::option("material_id"));
$uploaded_file = [
'name' => $material['name'],
'type' => $material['content_type'],
'content_terms_of_use_id' => "FREE_LICENSE",
'description' => $material['description']
];
$url = $material->getDownloadUrl();
if ($url) {
if ($material['host_id']) {
$tmp_name = $GLOBALS['TMP_PATH'] . '/oer_' . $material->getId();
file_put_contents($tmp_name, file_get_contents($url, false, get_default_http_stream_context($url)));
$uploaded_file['tmp_name'] = $tmp_name;
$uploaded_file['size'] = filesize($tmp_name);
} else {
$uploaded_file['tmp_name'] = $material->getFilePath();
$uploaded_file['size'] = filesize($material->getFilePath());
}
$standardfile = StandardFile::create($uploaded_file);
} elseif($material['source_url']) {
$standardfile = URLFile::create([
'url' => $material['source_url'],
'name' => $material['name'],
'author_name' => implode(', ', array_map(function ($a) { return $a['name']; }, $material)),
'description' => $material['description'],
'content_terms_of_use_id' => "FREE_LICENSE"
]);
}
if ($standardfile->getSize()) {
$error = $this->to_folder_type->validateUpload($standardfile, User::findCurrent()->id);
if ($error && is_string($error)) {
if ($tmp_name) {
@unlink($tmp_name);
}
return [$error];
}
$newfile = $this->to_folder_type->addFile($standardfile);
if ($tmp_name) {
@unlink($tmp_name);
}
if (!$newfile) {
PageLayout::postError(_('Daten konnten nicht kopiert werden!'));
} else {
PageLayout::postSuccess(_('Datei wurde hinzugefügt.'));
}
} else {
if ($tmp_name) {
@unlink($tmp_name);
}
PageLayout::postError(_('Daten konnten nicht kopiert werden!'));
}
return $this->redirectToFolder($this->to_folder_type);
}
$tag_matrix_entries_number = 9;
$this->best_nine_tags = OERTag::findBest($tag_matrix_entries_number);
//Load the folder by its ID.
$folder = new Folder();
$folder_type = $folder->folder_type;
//Check if the specified folder type is a FolderType implementation.
if (is_a($folder_type, 'FolderType', true)) {
//Get an instance of the FolderType implementation
//and use it in the code below this point.
$this->top_folder = new $folder_type($folder);
if (!$this->top_folder->isReadable($GLOBALS['user']->id)) {
throw new AccessDeniedException();
}
}
$this->to_folder_name = _('Hauptordner');
//A top folder can have its parent-ID set to an empty string
//or its folder_type set to 'RootFolder'.
if ($this->to_folder_type->parent_id == ''
or $this->to_folder_type->folder_type == 'RootFolder') {
//We have a top folder. Now we check if its range-ID
//references a Stud.IP object and set the displayed folder name
//to the name of that object.
if ($this->to_folder_type->range_id) {
$range_type = Folder::findRangeTypeById($this->to_folder_type->range_id);
switch ($range_type) {
case 'course': {
$course = Course::find($this->to_folder_type->range_id);
if ($course) {
$this->to_folder_name = $course->getFullName();
}
break;
}
case 'institute': {
$institute = Institute::find($this->to_folder_type->range_id);
if ($institute) {
$this->to_folder_name = $institute->getFullName();
}
break;
}
case 'user': {
$user = User::find($this->to_folder_type->range_id);
if ($user) {
$this->to_folder_name = $user->getFullName();
}
break;
}
case 'message': {
$message = Message::find($this->to_folder_type->range_id);
if ($message) {
$this->to_folder_name = $message->subject;
}
break;
}
}
}
} else {
//The folder is not a top folder. We can use its name directly.
$this->to_folder_name = $this->to_folder_type->name;
}
if (Request::isAjax()) {
$this->response->add_header('X-Dialog-Execute', 'STUDIP.OER.initSearch');
}
}
/**
* This is a helper method that decides where a redirect shall be made
* in case of error or success after an action was executed.
*/
public function redirectToFolder($folder)
{
switch ($folder->range_type) {
case 'course':
case 'institute':
$this->relocate($folder->range_type . '/files/index/' . $folder->getId(), ['cid' => $folder->range_id]);
break;
case 'user':
$this->relocate('files/index/' . $folder->getId(), ['cid' => null]);
break;
case 'Resource':
$this->relocate(
'resources/resource/files/'
. $folder->range_id . '/'
. $folder->getId()
);
break;
case 'user':
$this->relocate('files/flat', ['cid' => null]);
break;
default:
//Plugins should not be available in the flat view.
$this->relocate('files/system/' . $folder->range_type . '/' . $folder->getId(), ['cid' => null]);
break;
}
}
}
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