Automatic faculty selection

uni/android/gradle.properties

@@ -1,3 +1,4 @@
 org.gradle.jvmargs=-Xmx1536M
 android.useAndroidX=true
-android.enableJetifier=true
+android.enableJetifier=true
+org.gradle.java.home=C:\\Program Files\\Java\\jdk-16.0.2

uni/app_version.txt

@@ -1 +1 @@
-1.7.15+205
+1.7.17+207

uni/lib/controller/local_storage/app_exams_database.dart

@@ -11,20 +11,6 @@ import 'package:uni/model/entities/exam.dart';
 class AppExamsDatabase extends AppDatabase {
   AppExamsDatabase()
       : super('exams.db', [_createScript], onUpgrade: migrate, version: 5);
-  Map<String, String> months = {
-    'Janeiro': '01',
-    'Fevereiro': '02',
-    'Março': '03',
-    'Abril': '04',
-    'Maio': '05',
-    'Junho': '06',
-    'Julho': '07',
-    'Agosto': '08',
-    'Setembro': '09',
-    'Outubro': '10',
-    'Novembro': '11',
-    'Dezembro': '12'
-  };
 
   static const _createScript = '''
 CREATE TABLE exams(id TEXT, subject TEXT, begin TEXT, end TEXT,

uni/lib/controller/networking/network_router.dart

@@ -21,6 +21,35 @@ class NetworkRouter {
   /// This is useful for testing.
   static http.Client? httpClient;
 
+/*
+  /// Creates an authenticated [Session] on the given [faculty] with the
+  /// given username [user] and password [pass].
+  static Future<Session> login(String user, String pass, List<String> faculties,
+      bool persistentSession) async {
+    final String url =
+        '${NetworkRouter.getBaseUrl('feup')}mob_val_geral.autentica';
+
+    final http.Response response = await http.post(url.toUri(), body: {
+      'pv_login': user,
+      'pv_password': pass
+    }).timeout(const Duration(seconds: loginRequestTimeout));
+
+    if (response.statusCode == 200) {
+      final Session session = await Session.fromLogin(response, faculties);
+      session.persistentSession = persistentSession;
+      Logger().i('Login successful');
+      return session;
+    } else {
+      Logger().e('Login failed: ${response.body}');
+      return Session(
+          authenticated: false,
+          faculties: faculties,
+          studentNumber: '',
+          cookies: '',
+          type: '',
+          persistentSession: false);
+    }
+*/
   /// The timeout for Sigarra login requests.
   static const Duration _requestTimeout = Duration(seconds: 30);
 
@@ -55,7 +84,7 @@ class NetworkRouter {
         }
 
         final url =
-            '${NetworkRouter.getBaseUrls(faculties)[0]}mob_val_geral.autentica';
+            '${NetworkRouter.getBaseUrl('feup')}mob_val_geral.autentica';
         final response = await http.post(
           url.toUri(),
           body: {'pv_login': username, 'pv_password': password},
@@ -66,7 +95,7 @@ class NetworkRouter {
           return null;
         }
 
-        final session = Session.fromLogin(
+        final session = await Session.fromLogin(
           response,
           faculties,
           persistentSession: persistentSession,

uni/lib/controller/networking/url_launcher.dart

@@ -0,0 +1,18 @@
+import 'dart:async';
+
+import 'package:flutter/cupertino.dart';
+import 'package:uni/generated/l10n.dart';
+import 'package:uni/view/common_widgets/toast_message.dart';
+import 'package:url_launcher/url_launcher.dart';
+
+Future<void> launchUrlWithToast(BuildContext context, String url) async {
+  final validUrl = Uri.parse(url);
+  if (url != '' && canLaunchUrl(validUrl) as bool) {
+    await launchUrl(Uri.parse(url));
+  } else {
+    await ToastMessage.error(
+      context,
+      S.of(context).no_link,
+    );
+  }
+}

uni/lib/controller/parsers/parser_faculties.dart

@@ -0,0 +1,40 @@
+import 'package:html/parser.dart';
+import 'package:uni/controller/networking/network_router.dart';
+import 'package:uni/model/entities/session.dart';
+
+Future<List<String>> getStudentFaculties(Session session) async {
+  final registerFaculties = <String>[];
+
+  final pctIdRequest = await NetworkRouter.getWithCookies(
+    'https://sigarra.up.pt/up/pt/web_page.inicial',
+    {},
+    session,
+  );
+  final pctDocument = parse(pctIdRequest.body);
+  final pctId = pctDocument
+      .querySelector('a.autenticacao-nome')
+      ?.attributes['href']
+      ?.toUri()
+      .queryParameters['pct_id'];
+
+  final response = await NetworkRouter.getWithCookies(
+    'https://sigarra.up.pt/up/pt/vld_entidades_geral.entidade_pagina',
+    {'pct_id': '$pctId'},
+    session,
+  );
+
+  final document = parse(response.body);
+  final list = document.querySelectorAll('#conteudoinner>ul a');
+
+  // user is only present in one faculty
+  if (list.isEmpty) {
+    list.add(document.querySelector('a')!); // the redirection link
+  }
+
+  for (final el in list) {
+    final uri = el.attributes['href']!.toUri();
+    registerFaculties.add(uri.pathSegments[0]);
+  }
+
+  return registerFaculties;
+}

uni/lib/generated/intl/messages_en.dart

@@ -180,6 +180,8 @@ class MessageLookup extends MessageLookupByLibrary {
             MessageLookupByLibrary.simpleMessage("No favorite restaurants"),
         "no_info": MessageLookupByLibrary.simpleMessage(
             "There is no information to display"),
+        "no_link":
+            MessageLookupByLibrary.simpleMessage("We couldn\'t open the link"),
         "no_menu_info": MessageLookupByLibrary.simpleMessage(
             "There is no information available about meals"),
         "no_menus": MessageLookupByLibrary.simpleMessage(

uni/lib/generated/intl/messages_pt_PT.dart

@@ -181,6 +181,8 @@ class MessageLookup extends MessageLookupByLibrary {
             MessageLookupByLibrary.simpleMessage("Sem restaurantes favoritos"),
         "no_info": MessageLookupByLibrary.simpleMessage(
             "Não existem informações para apresentar"),
+        "no_link": MessageLookupByLibrary.simpleMessage(
+            "Não conseguimos abrir o link"),
         "no_menu_info": MessageLookupByLibrary.simpleMessage(
             "Não há informação disponível sobre refeições"),
         "no_menus": MessageLookupByLibrary.simpleMessage(

uni/lib/l10n/intl_en.arb

@@ -200,6 +200,8 @@
   "@no_selected_exams": {},
   "occurrence_type": "Type of occurrence",
   "@occurrence_type": {},
+  "no_link": "We couldn't open the link",
+  "@no_link": {},
   "other_links": "Other links",
   "@other_links": {},
   "pass_change_request": "For security reasons, passwords must be changed periodically.",

uni/lib/l10n/intl_pt_PT.arb

@@ -200,6 +200,8 @@
   "@no_selected_exams": {},
   "occurrence_type": "Tipo de ocorrência",
   "@occurrence_type": {},
+  "no_link": "Não conseguimos abrir o link",
+  "@no_link": {},
   "other_links": "Outros links",
   "@other_links": {},
   "pass_change_request": "Por razões de segurança, as palavras-passe têm de ser alteradas periodicamente.",

uni/lib/model/entities/session.dart

@@ -2,6 +2,7 @@ import 'dart:convert';
 
 import 'package:http/http.dart' as http;
 import 'package:uni/controller/networking/network_router.dart';
+import 'package:uni/controller/parsers/parser_faculties.dart';
 
 /// Stores information about a user session.
 class Session {
@@ -19,21 +20,25 @@ class Session {
 
   /// Creates a new Session instance from an HTTP response.
   /// Returns null if the authentication failed.
-  static Session? fromLogin(
+  static Future<Session?> fromLogin(
     http.Response response,
     List<String> faculties, {
     required bool persistentSession,
-  }) {
+  }) async {
     final responseBody = json.decode(response.body) as Map<String, dynamic>;
 
     if (!(responseBody['authenticated'] as bool)) {
       return null;
     }
 
-    return Session(
+    final session = Session(
       faculties: faculties,
       username: responseBody['codigo'] as String,
       cookies: NetworkRouter.extractCookies(response.headers),
     );
+
+    session.faculties = await getStudentFaculties(session);
+
+    return session;
   }
 }

uni/lib/view/about/widgets/terms_and_conditions.dart

@@ -2,32 +2,30 @@ import 'package:flutter/cupertino.dart';
 import 'package:flutter/material.dart';
 import 'package:flutter_markdown/flutter_markdown.dart';
 import 'package:uni/controller/load_static/terms_and_conditions.dart';
+import 'package:uni/controller/networking/url_launcher.dart';
 import 'package:uni/generated/l10n.dart';
-import 'package:url_launcher/url_launcher.dart';
 
 class TermsAndConditions extends StatelessWidget {
   const TermsAndConditions({super.key});
 
   @override
   Widget build(BuildContext context) {
-    var termsAndConditionsSaved = S.of(context).loading_terms;
+    String? termsAndConditionsSaved = S.of(context).loading_terms;
     final termsAndConditionsFuture = fetchTermsAndConditions();
     return FutureBuilder(
       future: termsAndConditionsFuture,
       builder:
           (BuildContext context, AsyncSnapshot<String> termsAndConditions) {
         if (termsAndConditions.connectionState == ConnectionState.done &&
             termsAndConditions.hasData) {
-          termsAndConditionsSaved = termsAndConditions.data!;
+          termsAndConditionsSaved = termsAndConditions.data;
         }
         return MarkdownBody(
           styleSheet: MarkdownStyleSheet(),
           shrinkWrap: false,
-          data: termsAndConditionsSaved,
+          data: termsAndConditionsSaved!,
           onTapLink: (text, url, title) async {
-            if (await canLaunchUrl(Uri.parse(url!))) {
-              await launchUrl(Uri.parse(url));
-            }
+            await launchUrlWithToast(context, url!);
           },
         );
       },

uni/lib/view/login/login.dart

@@ -208,7 +208,7 @@ class LoginPageViewState extends State<LoginPageView> {
       child: SingleChildScrollView(
         child: Column(
           children: [
-            createFacultyInput(context, faculties, setFaculties),
+            // createFacultyInput(context, faculties, setFaculties),
             Padding(
               padding: EdgeInsets.only(bottom: queryData.size.height / 35),
             ),

uni/lib/view/schedule/widgets/schedule_slot.dart

@@ -1,8 +1,8 @@
 import 'package:flutter/material.dart';
 import 'package:intl/intl.dart';
 import 'package:uni/controller/networking/network_router.dart';
+import 'package:uni/controller/networking/url_launcher.dart';
 import 'package:uni/view/common_widgets/row_container.dart';
-import 'package:url_launcher/url_launcher.dart';
 
 class ScheduleSlot extends StatelessWidget {
   const ScheduleSlot({
@@ -113,9 +113,9 @@ class SubjectButtonWidget extends StatelessWidget {
         'UCURR_GERAL.FICHA_UC_VIEW?pv_ocorrencia_id=$occurrId';
   }
 
-  Future<void> _launchURL() async {
+  Future<void> _launchURL(BuildContext context) async {
     final url = toUcLink(occurrId);
-    await launchUrl(Uri.parse(url));
+    await launchUrlWithToast(context, url);
   }
 
   @override
@@ -133,7 +133,7 @@ class SubjectButtonWidget extends StatelessWidget {
           color: Colors.grey,
           alignment: Alignment.centerRight,
           tooltip: 'Abrir página da UC no browser',
-          onPressed: _launchURL,
+          onPressed: () => _launchURL(context),
         ),
       ],
     );

uni/lib/view/terms_and_condition_dialog.dart

@@ -80,7 +80,7 @@ class TermsAndConditionDialog {
                     ),
                   ),
                 ],
-              )
+              ),
             ],
           ),
         );

uni/lib/view/useful_info/widgets/link_button.dart

@@ -1,5 +1,5 @@
 import 'package:flutter/material.dart';
-import 'package:url_launcher/url_launcher.dart';
+import 'package:uni/controller/networking/url_launcher.dart';
 
 class LinkButton extends StatelessWidget {
   const LinkButton({
@@ -27,7 +27,7 @@ class LinkButton extends StatelessWidget {
                       .headlineSmall!
                       .copyWith(decoration: TextDecoration.underline),
                 ),
-                onTap: () => launchUrl(Uri.parse(link)),
+                onTap: () => launchUrlWithToast(context, link),
               ),
             )
           ],

uni/lib/view/useful_info/widgets/text_components.dart

@@ -1,5 +1,5 @@
 import 'package:flutter/material.dart';
-import 'package:url_launcher/url_launcher.dart';
+import 'package:uni/controller/networking/url_launcher.dart';
 
 Container h1(String text, BuildContext context, {bool initial = false}) {
   final marginTop = initial ? 15.0 : 30.0;
@@ -44,7 +44,7 @@ Container infoText(
               .bodyLarge!
               .apply(color: Theme.of(context).colorScheme.tertiary),
         ),
-        onTap: () => link != '' ? launchUrl(Uri.parse(link)) : null,
+        onTap: () => launchUrlWithToast(context, link),
       ),
     ),
   );

uni/pubspec.yaml

@@ -7,7 +7,7 @@ publish_to: 'none' # We do not publish to pub.dev
 # To change it manually, override the value in app_version.txt.
 # The app version code is automatically also bumped by CI.
 # Do not change it manually.
-version: 1.7.15+205
+version: 1.7.17+207
 
 environment:
   sdk: '>=3.0.0 <4.0.0'