/**
* Determines whether files can be uploaded to the object with the specified reference id.
*
* @param int $a_ref_id The reference id to check.
* @param string $a_type The type of the object to check.
* @return bool true, if file upload is allowed; otherwise, false.
*/
public static function isUploadAllowed($a_ref_id, $a_type = "")
{
global $objDefinition, $ilAccess;
if (self::isUploadSupported()) {
include_once "./Services/FileUpload/classes/class.ilFileUploadSettings.php";
// repository upload enabled?
if (ilFileUploadSettings::isDragAndDropUploadEnabled() && ilFileUploadSettings::isRepositoryDragAndDropUploadEnabled()) {
if ($a_type == "") {
$a_type = ilObject::_lookupType($a_ref_id, true);
}
if ($objDefinition->isContainer($a_type)) {
return $ilAccess->checkAccess("create_file", "", $a_ref_id, "file");
}
}
}
return false;
}
/**
* Gets the instance of the ilFileUploadSettings.
* @return ilFileUploadSettings
*/
private static function getInstance()
{
if (self::$instance == null) {
self::$instance = new ilFileUploadSettings();
}
return self::$instance;
}
protected function initCreationForms()
{
$forms = array();
if ($this->id_type == self::WORKSPACE_NODE_ID) {
include_once "Services/DiskQuota/classes/class.ilDiskQuotaHandler.php";
if (!ilDiskQuotaHandler::isUploadPossible()) {
$this->lng->loadLanguageModule("file");
ilUtil::sendFailure($this->lng->txt("personal_workspace_quota_exceeded_warning"), true);
$this->ctrl->redirect($this, "cancel");
}
}
// use drag-and-drop upload if configured
require_once "Services/FileUpload/classes/class.ilFileUploadSettings.php";
if (ilFileUploadSettings::isDragAndDropUploadEnabled()) {
$forms[] = $this->initMultiUploadForm();
} else {
$forms[] = $this->initSingleUploadForm();
$forms[] = $this->initZipUploadForm();
}
// repository only
if ($this->id_type != self::WORKSPACE_NODE_ID) {
$forms[self::CFORM_IMPORT] = $this->initImportForm('file');
$forms[self::CFORM_CLONE] = $this->fillCloneTemplate(null, "file");
}
return $forms;
}
/**
* Save upload settings
*/
public function saveUploadSettings()
{
global $rbacsystem, $ilErr, $ilCtrl, $lng, $tpl, $ilSetting;
if (!$rbacsystem->checkAccess("write", $this->object->getRefId())) {
$ilErr->raiseError($lng->txt("no_permission"), $ilErr->WARNING);
}
// get form
$form = $this->initUploadSettingsForm();
if ($form->checkInput()) {
require_once "Services/FileUpload/classes/class.ilFileUploadSettings.php";
ilFileUploadSettings::setDragAndDropUploadEnabled($_POST["enable_dnd_upload"] == 1);
ilFileUploadSettings::setRepositoryDragAndDropUploadEnabled($_POST["enable_repository_dnd_upload"] == 1);
ilFileUploadSettings::setConcurrentUploads($_POST["concurrent_uploads"]);
// file suffic replacements
$ilSetting->set("suffix_repl_additional", $_POST["suffix_repl_additional"]);
ilUtil::sendSuccess($lng->txt('settings_saved'), true);
$ilCtrl->redirect($this, "editUploadSettings");
} else {
$form->setValuesByPost();
$tpl->setContent($form->getHTML());
}
}
/**
* Gets the code that is shared by all upload instances.
*
* @return string The shared code by all upload instances.
*/
protected function getSharedHtml()
{
global $lng;
// already loaded?
if (self::$shared_code_loaded) {
return "";
}
// make sure required scripts are loaded
self::initFileUpload();
// load script template
$tpl_shared = new ilTemplate("tpl.fileupload_shared.html", true, true, "Services/FileUpload");
// initialize localized texts
$lng->loadLanguageModule("form");
$tpl_shared->setCurrentBlock("fileupload_texts");
$tpl_shared->setVariable("ERROR_MSG_FILE_TOO_LARGE", $lng->txt("form_msg_file_size_exceeds"));
$tpl_shared->setVariable("ERROR_MSG_WRONG_FILE_TYPE", $lng->txt("form_msg_file_wrong_file_type"));
$tpl_shared->setVariable("ERROR_MSG_EMPTY_FILE_OR_FOLDER", $lng->txt("error_empty_file_or_folder"));
$tpl_shared->setVariable("ERROR_MSG_UPLOAD_ZERO_BYTES", $lng->txt("error_upload_was_zero_bytes"));
$tpl_shared->setVariable("QUESTION_CANCEL_ALL", $lng->txt("cancel_file_upload"));
$tpl_shared->setVariable("ERROR_MSG_EXTRACT_FAILED", $lng->txt("error_extraction_failed"));
$tpl_shared->setVariable("PROGRESS_UPLOADING", $lng->txt("uploading"));
$tpl_shared->setVariable("PROGRESS_EXTRACTING", $lng->txt("extracting"));
$tpl_shared->setVariable("DROP_FILES_HERE", $lng->txt("drop_files_on_repo_obj_info"));
$tpl_shared->parseCurrentBlock();
// initialize default values
$tpl_shared->setCurrentBlock("fileupload_defaults");
$tpl_shared->setVariable("CONCURRENT_UPLOADS", ilFileUploadSettings::getConcurrentUploads());
$tpl_shared->setVariable("MAX_FILE_SIZE", ilFileUploadUtil::getMaxFileSize());
$tpl_shared->setVariable("ALLOWED_SUFFIXES", "");
$tpl_shared->setVariable("SUPPORTED_ARCHIVES", "\"zip\"");
$tpl_shared->parseCurrentBlock();
// load panel template
$tpl_panel = new ilTemplate("tpl.fileupload_panel_template.html", true, true, "Services/FileUpload");
$tpl_panel->setVariable("TXT_HEADER", $lng->txt("upload_files_title"));
$tpl_panel->setVariable("TXT_SHOW_ALL_DETAILS", $lng->txt('show_all_details'));
$tpl_panel->setVariable("TXT_HIDE_ALL_DETAILS", $lng->txt('hide_all_details'));
$tpl_shared->setCurrentBlock("fileupload_panel_tmpl");
$tpl_shared->setVariable("PANEL_TEMPLATE_HTML", $tpl_panel->get());
$tpl_shared->parseCurrentBlock();
// load row template
$tpl_row = new ilTemplate("tpl.fileupload_row_template.html", true, true, "Services/FileUpload");
$tpl_row->setVariable("IMG_ALERT", ilUtil::getImagePath("icon_alert_s.gif"));
$tpl_row->setVariable("ALT_ALERT", $lng->txt("alert"));
$tpl_row->setVariable("TXT_CANCEL", $lng->txt("cancel"));
$tpl_row->setVariable("TXT_REMOVE", $lng->txt("remove"));
$tpl_row->setVariable("TXT_TITLE", $lng->txt("title"));
$tpl_row->setVariable("TXT_DESCRIPTION", $lng->txt("description"));
$tpl_row->setVariable("TXT_EXTRACT", $lng->txt("unzip"));
$tpl_row->setVariable("TXT_KEEP_STRUCTURE", $lng->txt("take_over_structure"));
$tpl_row->setVariable("TXT_KEEP_STRUCTURE_INFO", $lng->txt("take_over_structure_info"));
$tpl_row->setVariable("TXT_PENDING", $lng->txt("upload_pending"));
$tpl_shared->setCurrentBlock("fileupload_row_tmpl");
$tpl_shared->setVariable("ROW_TEMPLATE_HTML", $tpl_row->get());
$tpl_shared->parseCurrentBlock();
// shared code now loaded
self::$shared_code_loaded = true;
// create HTML
return $tpl_shared->get();
}