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Code Issues Packages Projects Releases Wiki Activity

Enabled WhatsApp Source (#357)

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This commit is contained in:
Imran Remtulla
2023-10-07 13:15:22 -04:00
parent ba1db88c8d
commit 71755763b9
2 changed files with 15 additions and 36 deletions
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48
lib/app_sources/whatsapp.dart
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@@ -16,14 +16,13 @@ class WhatsApp extends AppSource {
@override
Future<String> apkUrlPrefetchModifier(
String apkUrl, String standardUrl) async {
Response res = await sourceRequest('https://www.whatsapp.com/android');
Response res = await sourceRequest('$standardUrl/android');
if (res.statusCode == 200) {
var targetLinks = parse(res.body)
.querySelectorAll('a')
.map((e) => e.attributes['href'] ?? '')
.where((e) => e.isNotEmpty)
.where((e) =>
e.contains('content.whatsapp.net') && e.contains('WhatsApp.apk'))
.where((e) => e.contains('WhatsApp.apk'))
.toList();
if (targetLinks.isEmpty) {
throw NoAPKError();
@@ -39,37 +38,16 @@ class WhatsApp extends AppSource {
String standardUrl,
Map<String, dynamic> additionalSettings,
) async {
Response res = await sourceRequest('https://www.whatsapp.com/android');
if (res.statusCode == 200) {
var targetElements = parse(res.body)
.querySelectorAll('p')
.where((element) => element.innerHtml.contains('Version '))
.toList();
if (targetElements.isEmpty) {
throw NoVersionError();
}
var vLines = targetElements[0]
.innerHtml
.split('\n')
.where((element) => element.contains('Version '))
.toList();
if (vLines.isEmpty) {
throw NoVersionError();
}
var versionMatch = RegExp('[0-9]+(\\.[0-9]+)+').firstMatch(vLines[0]);
if (versionMatch == null) {
throw NoVersionError();
}
String version =
vLines[0].substring(versionMatch.start, versionMatch.end);
return APKDetails(
version,
getApkUrlsFromUrls([
'https://www.whatsapp.com/android?v=$version&=thisIsaPlaceholder&a=realURLPrefetchedAtDownloadTime'
]),
AppNames('Meta', 'WhatsApp'));
} else {
throw getObtainiumHttpError(res);
}
// This is a CDN link that is consistent per version
// But it has query params that change constantly
Uri apkUri =
Uri.parse(await apkUrlPrefetchModifier(standardUrl, standardUrl));
var unusableApkUrl = '${apkUri.origin}/${apkUri.path}';
// So we use the param-less URL is a pseudo-version to add the app and check for updates
// See #357 for why we can't scrape the version number directly
// But we re-fetch the URL again with its latest query params at the actual download time
String version = unusableApkUrl.hashCode.toString();
return APKDetails(version, getApkUrlsFromUrls([unusableApkUrl]),
AppNames('Meta', 'WhatsApp'));
}
}