Third party GitLab search (#1108)

lib/app_sources/fdroidrepo.dart

@@ -54,17 +54,25 @@ class FDroidRepo extends AppSource {
   @override
   Future<Map<String, List<String>>> search(String query,
       {Map<String, dynamic> querySettings = const {}}) async {
-    query = removeQueryParamsFromUrl(standardizeUrl(query));
-    var res = await sourceRequest('$query/index.xml');
+    String? url = querySettings['url'];
+    if (url == null) {
+      throw NoReleasesError();
+    }
+    url = removeQueryParamsFromUrl(standardizeUrl(url));
+    var res = await sourceRequest('$url/index.xml');
     if (res.statusCode == 200) {
       var body = parse(res.body);
       Map<String, List<String>> results = {};
       body.querySelectorAll('application').toList().forEach((app) {
         String appId = app.attributes['id']!;
-        results['$query?appId=$appId'] = [
-          app.querySelector('name')?.innerHtml ?? appId,
-          app.querySelector('desc')?.innerHtml ?? ''
-        ];
+        String appName = app.querySelector('name')?.innerHtml ?? appId;
+        String appDesc = app.querySelector('desc')?.innerHtml ?? '';
+        if (query.isEmpty ||
+            appId.contains(query) ||
+            appName.contains(query) ||
+            appDesc.contains(query)) {
+          results['$url?appId=$appId'] = [appName, appDesc];
+        }
       });
       return results;
     } else {

lib/app_sources/gitlab.dart

@@ -48,6 +48,12 @@ class GitLab extends AppSource {
             label: tr('fallbackToOlderReleases'), defaultValue: true)
       ]
     ];
+    searchQuerySettingFormItems = [
+      GeneratedFormTextField('PAT',
+          label: tr('gitlabPATLabel').split('(')[0],
+          password: true,
+          required: false)
+    ];
   }
 
   @override
@@ -80,12 +86,18 @@ class GitLab extends AppSource {
   @override
   Future<Map<String, List<String>>> search(String query,
       {Map<String, dynamic> querySettings = const {}}) async {
-    String? PAT = await getPATIfAny({});
+    String? PAT;
+    if (!hostChanged) {
+      PAT = await getPATIfAny({});
       if (PAT == null) {
         throw CredsNeededError(name);
       }
+    }
+    if ((querySettings['PAT'] as String?)?.isNotEmpty == true) {
+      PAT = querySettings['PAT'];
+    }
     var url =
-        'https://$host/api/v4/search?private_token=$PAT&scope=projects&search=${Uri.encodeQueryComponent(query)}';
+        'https://$host/api/v4/search?${PAT?.isNotEmpty == true ? 'private_token=$PAT&' : ''}scope=projects&search=${Uri.encodeQueryComponent(query)}';
     var res = await sourceRequest(url);
     if (res.statusCode != 200) {
       throw getObtainiumHttpError(res);
@@ -174,7 +186,6 @@ class GitLab extends AppSource {
           ...getLinksFromParsedHTML(entryContent,
                   RegExp('/[^/]+\\.apk\$', caseSensitive: false), '')
               .where((element) => Uri.parse(element).host != '')
-              
         ];
         var entryId = entry.querySelector('id')?.innerHtml;
         var version =

lib/pages/import_export.dart

@@ -4,6 +4,7 @@ import 'dart:io';
 import 'package:easy_localization/easy_localization.dart';
 import 'package:flutter/material.dart';
 import 'package:flutter/services.dart';
+import 'package:obtainium/app_sources/fdroidrepo.dart';
 import 'package:obtainium/components/custom_app_bar.dart';
 import 'package:obtainium/components/generated_form.dart';
 import 'package:obtainium/components/generated_form_modal.dart';
@@ -189,17 +190,29 @@ class _ImportExportPageState extends State<ImportExportPage> {
                 items: [
                   [
                     GeneratedFormTextField('searchQuery',
-                        label: tr('searchQuery'))
+                        label: tr('searchQuery'),
+                        required: source.name != FDroidRepo().name)
+                  ],
+                  ...source.searchQuerySettingFormItems.map((e) => [e]),
+                  [
+                    GeneratedFormTextField('url',
+                        label: source.host != null
+                            ? tr('overrideSource')
+                            : plural('url', 1).substring(2),
+                        defaultValue: source.host ?? '',
+                        required: true)
                   ],
-                  ...source.searchQuerySettingFormItems.map((e) => [e])
                 ],
               );
             });
-        if (values != null &&
-            (values['searchQuery'] as String?)?.isNotEmpty == true) {
+        if (values != null) {
           setState(() {
             importInProgress = true;
           });
+          if (values['url'] != source.host) {
+            source = sourceProvider.getSource(values['url'],
+                overrideSource: source.runtimeType.toString());
+          }
           var urlsWithDescriptions = await source
               .search(values['searchQuery'] as String, querySettings: values);
           if (urlsWithDescriptions.isNotEmpty) {