Various fixes and improvements (#454, #1026, #1050, #1051, #1052, #1060)

lib/app_sources/fdroid.dart

@@ -181,7 +181,7 @@ APKDetails getAPKUrlsFromFDroidPackagesAPIResponse(
     List<String> apkUrls = releaseChoices
         .map((e) => '${apkUrlPrefix}_${e['versionCode']}.apk')
         .toList();
-    return APKDetails(version, getApkUrlsFromUrls(apkUrls),
+    return APKDetails(version, getApkUrlsFromUrls(apkUrls.toSet().toList()),
         AppNames(sourceName, Uri.parse(standardUrl).pathSegments.last));
   } else {
     throw getObtainiumHttpError(res);

lib/app_sources/fdroidrepo.dart

@@ -108,7 +108,8 @@ class FDroidRepo extends AppSource {
     if (appIdOrName == null) {
       throw NoReleasesError();
     }
-    var res = await sourceRequest('$standardUrl/index.xml');
+    var res = await sourceRequest(
+        '$standardUrl${standardUrl.endsWith('/index.xml') ? '' : '/index.xml'}');
     if (res.statusCode == 200) {
       var body = parse(res.body);
       var foundApps = body.querySelectorAll('application').where((element) {

lib/app_sources/html.dart

@@ -170,7 +170,15 @@ class HTML extends AppSource {
       List<String> allLinks = html
           .querySelectorAll('a')
           .map((element) => element.attributes['href'] ?? '')
+          .where((element) => element.isNotEmpty)
           .toList();
+      if (allLinks.isEmpty) {
+        allLinks = RegExp(
+                r'(http|ftp|https)://([\w_-]+(?:(?:\.[\w_-]+)+))([\w.,@?^=%&:/~+#-]*[\w@?^=%&/~+#-])?')
+            .allMatches(res.body)
+            .map((match) => match.group(0)!)
+            .toList();
+      }
       List<String> links = [];
       if ((additionalSettings['intermediateLinkRegex'] as String?)
               ?.isNotEmpty ==

lib/app_sources/uptodown.dart

@@ -89,11 +89,11 @@ class Uptodown extends AppSource {
       throw getObtainiumHttpError(res);
     }
     var html = parse(res.body);
-    var finalUrl =
+    var finalUrlKey =
-        (html.querySelector('.post-download')?.attributes['data-url']);
+        html.querySelector('.post-download')?.attributes['data-url'];
-    if (finalUrl == null) {
+    if (finalUrlKey == null) {
       throw NoAPKError();
     }
-    return finalUrl;
+    return 'https://dw.$host/dwn/$finalUrlKey';
   }
 }

lib/pages/app.dart

@@ -155,10 +155,13 @@ class _AppPageState extends State<AppPage> {
             const SizedBox(height: 20),
             app?.icon != null
                 ? Row(mainAxisAlignment: MainAxisAlignment.center, children: [
-                    Image.memory(
+                    GestureDetector(
-                      app!.icon!,
+                      child: Image.memory(
-                      height: 150,
+                        app!.icon!,
-                      gaplessPlayback: true,
+                        height: 150,
+                        gaplessPlayback: true,
+                      ),
+                      onTap: () => pm.openApp(app.app.id),
                     )
                   ])
                 : Container(),
@@ -463,15 +466,15 @@ class _AppPageState extends State<AppPage> {
                           : null))
           ],
         ));
-    
+
     appScreenAppBar() => AppBar(
-      leading: IconButton(
+          leading: IconButton(
-        icon: const Icon(Icons.arrow_back),
+            icon: const Icon(Icons.arrow_back),
-        onPressed: () {
+            onPressed: () {
-          Navigator.pop(context);
+              Navigator.pop(context);
-        },
+            },
-      ),
+          ),
-    );
+        );
 
     return Scaffold(
         appBar: settingsProvider.showAppWebpage ? AppBar() : appScreenAppBar(),

lib/providers/source_provider.dart

@@ -283,9 +283,6 @@ preStandardizeUrl(String url) {
       url.toLowerCase().indexOf('https://') != 0) {
     url = 'https://$url';
   }
-  if (url.toLowerCase().indexOf('https://www.') == 0) {
-    url = 'https://${url.substring(12)}';
-  }
   url = url
       .split('/')
       .where((e) => e.isNotEmpty)
@@ -599,7 +596,7 @@ class SourceProvider {
     AppSource? source;
     for (var s in sources.where((element) => element.host != null)) {
       if (RegExp(
-              '://${s.allowSubDomains ? '([^\\.]+\\.)*' : ''}${s.host}(/|\\z)?')
+              '://(${s.allowSubDomains ? '([^\\.]+\\.)*' : ''}|www\\.)${s.host}(/|\\z)?')
           .hasMatch(url)) {
         source = s;
         break;