famedlysdk/lib/src/utils/uri_extension.dart

47 lines
1.8 KiB
Dart

/*
* Famedly Matrix SDK
* Copyright (C) 2019, 2020 Famedly GmbH
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as
* published by the Free Software Foundation, either version 3 of the
* License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <https://www.gnu.org/licenses/>.
*/
import 'dart:core';
import '../client.dart';
extension MxcUriExtension on Uri {
/// Returns a download Link to this content.
String getDownloadLink(Client matrix) => isScheme('mxc')
? matrix.homeserver != null
? '${matrix.homeserver.toString()}/_matrix/media/r0/download/$host$path'
: ''
: toString();
/// Returns a scaled thumbnail link to this content with the given [width] and
/// [height]. [method] can be [ThumbnailMethod.crop] or
/// [ThumbnailMethod.scale] and defaults to [ThumbnailMethod.scale].
String getThumbnail(Client matrix,
{num width, num height, ThumbnailMethod method = ThumbnailMethod.crop}) {
if (!isScheme('mxc')) return toString();
final methodStr = method.toString().split('.').last;
width = width.round();
height = height.round();
return matrix.homeserver != null
? '${matrix.homeserver.toString()}/_matrix/media/r0/thumbnail/$host$path?width=$width&height=$height&method=$methodStr'
: '';
}
}
enum ThumbnailMethod { crop, scale }