nc-photos/lib/entity/file_util.dart
2021-11-25 21:02:41 +08:00

84 lines
2.6 KiB
Dart

import 'package:nc_photos/account.dart';
import 'package:nc_photos/api/api_util.dart' as api_util;
import 'package:nc_photos/ci_string.dart';
import 'package:nc_photos/entity/file.dart';
import 'package:nc_photos/platform/k.dart' as platform_k;
import 'package:nc_photos/remote_storage_util.dart' as remote_storage_util;
import 'package:nc_photos/string_extension.dart';
import 'package:path/path.dart' as path;
bool isSupportedMime(String mime) => _supportedFormatMimes.contains(mime);
bool isSupportedFormat(File file) => isSupportedMime(file.contentType ?? "");
bool isSupportedImageFormat(File file) =>
isSupportedFormat(file) && file.contentType?.startsWith("image/") == true;
bool isSupportedVideoFormat(File file) =>
isSupportedFormat(file) && file.contentType?.startsWith("video/") == true;
bool isMetadataSupportedFormat(File file) =>
_metadataSupportedFormatMimes.contains(file.contentType);
bool isTrash(Account account, File file) =>
file.path.startsWith(api_util.getTrashbinPath(account));
bool isAlbumFile(Account account, File file) =>
file.path.startsWith(remote_storage_util.getRemoteAlbumsDir(account));
/// Return if [file] is located under [dir]
///
/// Return false if [file] is [dir] itself (since it's not "under")
///
/// See [isOrUnderDir]
bool isUnderDir(File file, File dir) => file.path.startsWith("${dir.path}/");
/// Return if [file] is [dir] or located under [dir]
///
/// See [isUnderDir]
bool isOrUnderDir(File file, File dir) =>
file.path == dir.path || isUnderDir(file, dir);
/// Convert a stripped path to a full path
///
/// See [File.strippedPath]
String unstripPath(Account account, String strippedPath) =>
"${api_util.getWebdavRootUrlRelative(account)}/$strippedPath"
.trimRightAny("/");
/// For a path "remote.php/dav/files/foo/bar.jpg", return foo
CiString getUserDirName(File file) {
if (file.path.startsWith("remote.php/dav/files/")) {
const beg = "remote.php/dav/files/".length;
final end = file.path.indexOf("/", beg);
if (end != -1) {
return file.path.substring(beg, end).toCi();
}
}
throw ArgumentError("Invalid path: ${file.path}");
}
String renameConflict(String filename, int conflictCount) {
final temp = "${path.basenameWithoutExtension(filename)} ($conflictCount)";
if (path.extension(filename).isEmpty) {
return temp;
} else {
return "$temp${path.extension(filename)}";
}
}
final _supportedFormatMimes = [
"image/jpeg",
"image/png",
"image/webp",
"image/heic",
"image/gif",
"video/mp4",
"video/quicktime",
if (platform_k.isAndroid || platform_k.isWeb) "video/webm",
];
const _metadataSupportedFormatMimes = [
"image/jpeg",
"image/heic",
];