Method _validate_path

editor/project_manager/project_dialog.cpp:89–284

}

void ProjectDialog::_validate_path() {
	_set_message("", MESSAGE_SUCCESS, PROJECT_PATH);
	_set_message("", MESSAGE_SUCCESS, INSTALL_PATH);

	if (project_name->get_text().strip_edges().is_empty()) {
		_set_message(TTRC("It would be a good idea to name your project."), MESSAGE_ERROR);
		return;
	}

	Ref<DirAccess> d = DirAccess::create(DirAccess::ACCESS_FILESYSTEM);
	String path = project_path->get_text().simplify_path();

	String target_path = path;
	InputType target_path_input_type = PROJECT_PATH;

	if (mode == MODE_IMPORT) {
		if (path.get_file().strip_edges() == "project.godot") {
			path = path.get_base_dir();
			project_path->set_text(path);
		}

		if (is_zip_file(d, path)) {
			zip_path = path;
		} else if (is_zip_file(d, path.strip_edges())) {
			zip_path = path.strip_edges();
		} else {
			zip_path = "";
		}

		if (!zip_path.is_empty()) {
			target_path = install_path->get_text().simplify_path();
			target_path_input_type = INSTALL_PATH;

			create_dir->show();
			install_path_container->show();

			Ref<FileAccess> io_fa;
			zlib_filefunc_def io = zipio_create_io(&io_fa);

			unzFile pkg = unzOpen2(zip_path.utf8().get_data(), &io);
			if (!pkg) {
				_set_message(TTRC("Invalid \".zip\" project file; it is not in ZIP format."), MESSAGE_ERROR);
				unzClose(pkg);
				return;
			}

			int ret = unzGoToFirstFile(pkg);
			while (ret == UNZ_OK) {
				unz_file_info info;
				char fname[16384];
				ret = unzGetCurrentFileInfo(pkg, &info, fname, 16384, nullptr, 0, nullptr, 0);
				ERR_FAIL_COND_MSG(ret != UNZ_OK, "Failed to get current file info.");

				String name = String::utf8(fname);

				// Skip the __MACOSX directory created by macOS's built-in file zipper.
				if (name.begins_with("__MACOSX")) {
					ret = unzGoToNextFile(pkg);