Method openFileFromScript

src/TWApp.cpp:1516–1558

Q_INVOKABLE

//Q_INVOKABLE
QMap<QString, QVariant> TWApp::openFileFromScript(const QString& fileName, QObject * scriptApiObj, const int pos /* = -1 */, const bool askUser /* = false */)
{
	Tw::Settings settings;
	QMap<QString, QVariant> retVal;
	QObject * doc = nullptr;
	QFileInfo fi(fileName);
	Tw::Scripting::ScriptAPI * scriptApi = qobject_cast<Tw::Scripting::ScriptAPI*>(scriptApiObj);

	retVal[QString::fromLatin1("status")] = Tw::Scripting::ScriptAPI::SystemAccess_PermissionDenied;

	// for absolute paths and full reading permissions, we don't have to care
	// about peculiarities of the script; in that case, this even succeeds
	// if no valid scriptApi is passed; otherwise, we need to investigate further
	if (fi.isRelative() || !settings.value(QString::fromLatin1("allowScriptFileReading"), kDefault_AllowScriptFileReading).toBool()) {
		if (!scriptApi)
			return retVal;
		Tw::Scripting::ScriptObject * scriptObj = qobject_cast<Tw::Scripting::ScriptObject*>(scriptApi->GetScript());
		if (!scriptObj)
			return retVal; // this should never happen

		// relative paths are taken to be relative to the folder containing the
		// executing script's file
		QDir scriptDir(QFileInfo(scriptObj->getFilename()).dir());
		QString path = scriptDir.absoluteFilePath(fileName);

		if (!scriptApi->mayReadFile(path, scriptApi->GetTarget())) {
			// Possibly ask user to override the permissions
			if (!askUser)
				return retVal;
			if (QMessageBox::warning(qobject_cast<QWidget*>(scriptApi->GetTarget()),
				tr("Permission request"),
				tr("The script \"%1\" is trying to open the file \"%2\" without sufficient permissions. Do you want to open the file?")\
					.arg(scriptObj->getTitle(), path),
				QMessageBox::Yes | QMessageBox::No, QMessageBox::No
			) != QMessageBox::Yes)
				return retVal;
		}
	}
	doc = openFile(fileName, pos);
	retVal[QString::fromLatin1("result")] = QVariant::fromValue(doc);
	retVal[QString::fromLatin1("status")] = (doc ? Tw::Scripting::ScriptAPI::SystemAccess_OK : Tw::Scripting::ScriptAPI::SystemAccess_Failed);
	return retVal;
}

void TWApp::doResourcesDialog() const
{