Files
Obtainium/lib/app_sources/fdroid.dart
Imran Remtulla e0c69b9cf4 Lint all files
2025-06-13 16:53:36 -04:00

287 lines
9.1 KiB
Dart

import 'dart:convert';
import 'package:easy_localization/easy_localization.dart';
import 'package:html/parser.dart';
import 'package:http/http.dart';
import 'package:obtainium/app_sources/github.dart';
import 'package:obtainium/app_sources/gitlab.dart';
import 'package:obtainium/components/generated_form.dart';
import 'package:obtainium/custom_errors.dart';
import 'package:obtainium/providers/source_provider.dart';
class FDroid extends AppSource {
FDroid() {
hosts = ['f-droid.org'];
name = tr('fdroid');
naiveStandardVersionDetection = true;
canSearch = true;
additionalSourceAppSpecificSettingFormItems = [
[
GeneratedFormTextField(
'filterVersionsByRegEx',
label: tr('filterVersionsByRegEx'),
required: false,
additionalValidators: [
(value) {
return regExValidator(value);
},
],
),
],
[
GeneratedFormSwitch(
'trySelectingSuggestedVersionCode',
label: tr('trySelectingSuggestedVersionCode'),
),
],
[
GeneratedFormSwitch(
'autoSelectHighestVersionCode',
label: tr('autoSelectHighestVersionCode'),
),
],
];
}
@override
String sourceSpecificStandardizeURL(String url, {bool forSelection = false}) {
RegExp standardUrlRegExB = RegExp(
'^https?://(www\\.)?${getSourceRegex(hosts)}/+[^/]+/+packages/+[^/]+',
caseSensitive: false,
);
RegExpMatch? match = standardUrlRegExB.firstMatch(url);
if (match != null) {
url =
'https://${Uri.parse(match.group(0)!).host}/packages/${Uri.parse(url).pathSegments.where((s) => s.trim().isNotEmpty).last}';
}
RegExp standardUrlRegExA = RegExp(
'^https?://(www\\.)?${getSourceRegex(hosts)}/+packages/+[^/]+',
caseSensitive: false,
);
match = standardUrlRegExA.firstMatch(url);
if (match == null) {
throw InvalidURLError(name);
}
return match.group(0)!;
}
@override
Future<String?> tryInferringAppId(
String standardUrl, {
Map<String, dynamic> additionalSettings = const {},
}) async {
return Uri.parse(standardUrl).pathSegments.last;
}
@override
Future<APKDetails> getLatestAPKDetails(
String standardUrl,
Map<String, dynamic> additionalSettings,
) async {
String? appId = await tryInferringAppId(standardUrl);
String host = Uri.parse(standardUrl).host;
var details = getAPKUrlsFromFDroidPackagesAPIResponse(
await sourceRequest(
'https://$host/api/v1/packages/$appId',
additionalSettings,
),
'https://$host/repo/$appId',
standardUrl,
name,
additionalSettings: additionalSettings,
);
if (!hostChanged) {
try {
var res = await sourceRequest(
'https://gitlab.com/fdroid/fdroiddata/-/raw/master/metadata/$appId.yml',
additionalSettings,
);
var lines = res.body.split('\n');
var authorLines = lines.where((l) => l.startsWith('AuthorName: '));
if (authorLines.isNotEmpty) {
details.names.author = authorLines.first
.split(': ')
.sublist(1)
.join(': ');
}
var changelogUrls = lines
.where((l) => l.startsWith('Changelog: '))
.map((e) => e.split(' ').sublist(1).join(' '));
if (changelogUrls.isNotEmpty) {
details.changeLog = changelogUrls.first;
bool isGitHub = false;
bool isGitLab = false;
try {
GitHub().sourceSpecificStandardizeURL(details.changeLog!);
isGitHub = true;
} catch (e) {
//
}
try {
GitLab().sourceSpecificStandardizeURL(details.changeLog!);
isGitLab = true;
} catch (e) {
//
}
if ((isGitHub || isGitLab) &&
(details.changeLog?.indexOf('/blob/') ?? -1) >= 0) {
details.changeLog = (await sourceRequest(
details.changeLog!.replaceFirst('/blob/', '/raw/'),
additionalSettings,
)).body;
}
}
} catch (e) {
// Fail silently
}
if ((details.changeLog?.length ?? 0) > 2048) {
details.changeLog = '${details.changeLog!.substring(0, 2048)}...';
}
}
return details;
}
@override
Future<Map<String, List<String>>> search(
String query, {
Map<String, dynamic> querySettings = const {},
}) async {
Response res = await sourceRequest(
'https://search.${hosts[0]}/?q=${Uri.encodeQueryComponent(query)}',
{},
);
if (res.statusCode == 200) {
Map<String, List<String>> urlsWithDescriptions = {};
parse(res.body).querySelectorAll('.package-header').forEach((e) {
String? url = e.attributes['href'];
if (url != null) {
try {
standardizeUrl(url);
} catch (e) {
url = null;
}
}
if (url != null) {
urlsWithDescriptions[url] = [
e.querySelector('.package-name')?.text.trim() ?? '',
e.querySelector('.package-summary')?.text.trim() ??
tr('noDescription'),
];
}
});
return urlsWithDescriptions;
} else {
throw getObtainiumHttpError(res);
}
}
APKDetails getAPKUrlsFromFDroidPackagesAPIResponse(
Response res,
String apkUrlPrefix,
String standardUrl,
String sourceName, {
Map<String, dynamic> additionalSettings = const {},
}) {
var autoSelectHighestVersionCode =
additionalSettings['autoSelectHighestVersionCode'] == true;
var trySelectingSuggestedVersionCode =
additionalSettings['trySelectingSuggestedVersionCode'] == true;
var filterVersionsByRegEx =
(additionalSettings['filterVersionsByRegEx'] as String?)?.isNotEmpty ==
true
? additionalSettings['filterVersionsByRegEx']
: null;
var apkFilterRegEx =
(additionalSettings['apkFilterRegEx'] as String?)?.isNotEmpty == true
? additionalSettings['apkFilterRegEx']
: null;
if (res.statusCode == 200) {
var response = jsonDecode(res.body);
List<dynamic> releases = response['packages'] ?? [];
if (apkFilterRegEx != null) {
releases = releases.where((rel) {
String apk = '${apkUrlPrefix}_${rel['versionCode']}.apk';
return filterApks(
[MapEntry(apk, apk)],
apkFilterRegEx,
false,
).isNotEmpty;
}).toList();
}
if (releases.isEmpty) {
throw NoReleasesError();
}
String? version;
Iterable<dynamic> releaseChoices = [];
// Grab the versionCode suggested if the user chose to do that
// Only do so at this stage if the user has no release filter
if (trySelectingSuggestedVersionCode &&
response['suggestedVersionCode'] != null &&
filterVersionsByRegEx == null) {
var suggestedReleases = releases.where(
(element) =>
element['versionCode'] == response['suggestedVersionCode'],
);
if (suggestedReleases.isNotEmpty) {
releaseChoices = suggestedReleases;
version = suggestedReleases.first['versionName'];
}
}
// Apply the release filter if any
if (filterVersionsByRegEx?.isNotEmpty == true) {
version = null;
releaseChoices = [];
for (var i = 0; i < releases.length; i++) {
if (RegExp(
filterVersionsByRegEx!,
).hasMatch(releases[i]['versionName'])) {
version = releases[i]['versionName'];
}
}
if (version == null) {
throw NoVersionError();
}
}
// Default to the highest version
version ??= releases[0]['versionName'];
if (version == null) {
throw NoVersionError();
}
// If a suggested release was not already picked, pick all those with the selected version
if (releaseChoices.isEmpty) {
releaseChoices = releases.where(
(element) => element['versionName'] == version,
);
}
// For the remaining releases, use the toggles to auto-select one if possible
if (releaseChoices.length > 1) {
if (autoSelectHighestVersionCode) {
releaseChoices = [releaseChoices.first];
} else if (trySelectingSuggestedVersionCode &&
response['suggestedVersionCode'] != null) {
var suggestedReleases = releaseChoices.where(
(element) =>
element['versionCode'] == response['suggestedVersionCode'],
);
if (suggestedReleases.isNotEmpty) {
releaseChoices = suggestedReleases;
}
}
}
if (releaseChoices.isEmpty) {
throw NoReleasesError();
}
List<String> apkUrls = releaseChoices
.map((e) => '${apkUrlPrefix}_${e['versionCode']}.apk')
.toList();
return APKDetails(
version,
getApkUrlsFromUrls(apkUrls.toSet().toList()),
AppNames(sourceName, Uri.parse(standardUrl).pathSegments.last),
);
} else {
throw getObtainiumHttpError(res);
}
}
}