Collections refresh

app/src/androidTest/java/at/bitfire/davdroid/resource/DavResourceFinderTest.java

@@ -7,6 +7,7 @@ import java.io.IOException;
 import at.bitfire.dav4android.exception.DavException;
 import at.bitfire.dav4android.exception.HttpException;
 import at.bitfire.davdroid.Constants;
+import at.bitfire.davdroid.ui.setup.DavResourceFinder;
 import okhttp3.HttpUrl;
 import okhttp3.mockwebserver.MockResponse;
 import okhttp3.mockwebserver.MockWebServer;

app/src/main/java/at/bitfire/davdroid/DavService.java

@@ -8,16 +8,45 @@
 
 package at.bitfire.davdroid;
 
+import android.accounts.Account;
 import android.app.Service;
+import android.content.ContentValues;
 import android.content.Intent;
+import android.database.Cursor;
+import android.database.DatabaseUtils;
+import android.database.sqlite.SQLiteDatabase;
+import android.database.sqlite.SQLiteException;
 import android.os.Binder;
 import android.os.IBinder;
 
+import java.io.IOException;
 import java.util.HashSet;
+import java.util.Iterator;
+import java.util.LinkedHashMap;
+import java.util.LinkedHashSet;
 import java.util.LinkedList;
 import java.util.List;
+import java.util.Map;
 import java.util.Set;
 
+import at.bitfire.dav4android.DavResource;
+import at.bitfire.dav4android.UrlUtils;
+import at.bitfire.dav4android.exception.DavException;
+import at.bitfire.dav4android.exception.HttpException;
+import at.bitfire.dav4android.exception.NotFoundException;
+import at.bitfire.dav4android.property.AddressbookDescription;
+import at.bitfire.dav4android.property.AddressbookHomeSet;
+import at.bitfire.dav4android.property.CalendarDescription;
+import at.bitfire.dav4android.property.CalendarHomeSet;
+import at.bitfire.dav4android.property.DisplayName;
+import at.bitfire.dav4android.property.ResourceType;
+import at.bitfire.davdroid.model.CollectionInfo;
+import at.bitfire.davdroid.model.ServiceDB.*;
+import at.bitfire.davdroid.syncadapter.AccountSettings;
+import lombok.Cleanup;
+import okhttp3.HttpUrl;
+import okhttp3.OkHttpClient;
+
 public class DavService extends Service {
 
     public static final String
@@ -85,23 +114,177 @@ public class DavService extends Service {
      */
 
     private class RefreshCollections implements Runnable {
-        final long serviceId;
+        final long service;
+        final OpenHelper dbHelper;
+        SQLiteDatabase db;
 
         RefreshCollections(long davServiceId) {
-            this.serviceId = davServiceId;
+            this.service = davServiceId;
+            dbHelper = new OpenHelper(DavService.this);
         }
 
         @Override
         public void run() {
-            Constants.log.debug("RefreshCollections.Runner STARTING {}", serviceId);
             try {
-                Thread.currentThread().sleep(10000);
-            } catch (InterruptedException e) {
+                db = dbHelper.getWritableDatabase();
+                db.beginTransactionNonExclusive();
+
+                String serviceType = serviceType();
+                Constants.log.info("[DavService {}] Refreshing {} collections", service, serviceType);
+
+                // create authenticating OkHttpClient (credentials taken from account settings)
+                OkHttpClient httpClient = httpClient();
+
+                // refresh home sets
+                Set<HttpUrl> homeSets = readHomeSets();
+                HttpUrl principal = readPrincipal();
+                if (principal != null) {
+                    Constants.log.debug("[DavService {}] Querying principal for home sets", service);
+                    DavResource dav = new DavResource(null, httpClient, principal);
+                    if (Services.SERVICE_CARDDAV.equals(serviceType)) {
+                        dav.propfind(0, AddressbookHomeSet.NAME);
+                        AddressbookHomeSet addressbookHomeSet = (AddressbookHomeSet)dav.properties.get(AddressbookHomeSet.NAME);
+                        if (addressbookHomeSet != null)
+                            for (String href : addressbookHomeSet.hrefs)
+                                homeSets.add(UrlUtils.withTrailingSlash(dav.location.resolve(href)));
+                    } else if (Services.SERVICE_CALDAV.equals(serviceType)) {
+                        dav.propfind(0, CalendarHomeSet.NAME);
+                        CalendarHomeSet calendarHomeSet = (CalendarHomeSet)dav.properties.get(CalendarHomeSet.NAME);
+                        if (calendarHomeSet != null)
+                            for (String href : calendarHomeSet.hrefs)
+                                homeSets.add(UrlUtils.withTrailingSlash(dav.location.resolve(href)));
+                    }
+                }
+                saveHomeSets(homeSets);
+
+                // refresh collections in home sets
+                Map<HttpUrl, CollectionInfo> collections = readCollections();
+                for (Iterator<HttpUrl> iterator = homeSets.iterator(); iterator.hasNext();) {
+                    HttpUrl homeSet = iterator.next();
+                    Constants.log.debug("[DavService {}] Listing home set {}", service, homeSet);
+
+                    DavResource dav = new DavResource(null, httpClient, homeSet);
+                    try {
+                        dav.propfind(1, CollectionInfo.DAV_PROPERTIES);
+                        for (DavResource member : dav.members) {
+                            CollectionInfo info = CollectionInfo.fromDavResource(member);
+                            info.confirmed = true;
+                            Constants.log.debug("[DavService {}] Found collection {}", service, info);
+
+                            if ((serviceType.equals(Services.SERVICE_CARDDAV) && info.type == CollectionInfo.Type.ADDRESS_BOOK) ||
+                                (serviceType.equals(Services.SERVICE_CALDAV) && info.type == CollectionInfo.Type.CALENDAR))
+                                collections.put(member.location, info);
+                        }
+                    } catch(NotFoundException e) {
+                        // 404, remove home set
+                        iterator.remove();
+                    }
+                }
+
+                // check/refresh unconfirmed collections
+                for (Iterator<Map.Entry<HttpUrl, CollectionInfo>> iterator = collections.entrySet().iterator(); iterator.hasNext();) {
+                    Map.Entry<HttpUrl, CollectionInfo> entry = iterator.next();
+                    HttpUrl url = entry.getKey();
+                    CollectionInfo info = entry.getValue();
+
+                    if (!info.confirmed)
+                        try {
+                            DavResource dav = new DavResource(null, httpClient, url);
+                            dav.propfind(0, CollectionInfo.DAV_PROPERTIES);
+                            info = CollectionInfo.fromDavResource(dav);
+                            info.confirmed = true;
+
+                            // remove unusable collections
+                            if ((serviceType.equals(Services.SERVICE_CARDDAV) && info.type != CollectionInfo.Type.ADDRESS_BOOK) ||
+                                (serviceType.equals(Services.SERVICE_CALDAV) && info.type != CollectionInfo.Type.CALENDAR))
+                                iterator.remove();
+                        } catch(NotFoundException e) {
+                            // 404, remove collection
+                            iterator.remove();
+                        }
+                }
+                saveCollections(collections.values());
+
+                db.setTransactionSuccessful();
+            } catch (SQLiteException | IOException|HttpException|DavException e) {
+                Constants.log.error("Couldn't refresh collection list", e);
             } finally {
-                Constants.log.debug("RefreshCollections.Runner FINISHED {}", serviceId);
-                runningRefresh.remove(serviceId);
+                db.endTransaction();
+                dbHelper.close();
+
+                runningRefresh.remove(service);
                 for (RefreshingStatusListener listener : refreshingStatusListeners)
-                    listener.onDavRefreshStatusChanged(serviceId, false);
+                    listener.onDavRefreshStatusChanged(service, false);
+            }
+        }
+
+        private String serviceType() {
+            @Cleanup Cursor cursor = db.query(Services._TABLE, new String[]{Services.SERVICE}, Services.ID + "=?", new String[]{String.valueOf(service)}, null, null, null);
+            if (cursor.moveToNext())
+                return cursor.getString(0);
+            else
+                throw new IllegalArgumentException("Service not found");
+        }
+
+        private OkHttpClient httpClient() {
+            @Cleanup Cursor cursor = db.query(Services._TABLE, new String[]{Services.ACCOUNT_NAME}, Services.ID + "=?", new String[]{String.valueOf(service)}, null, null, null);
+            if (cursor.moveToNext()) {
+                Account account = new Account(cursor.getString(0), Constants.ACCOUNT_TYPE);
+                AccountSettings settings = new AccountSettings(DavService.this, account);
+
+                OkHttpClient httpClient = HttpClient.create(DavService.this);
+                httpClient = HttpClient.addAuthentication(httpClient, settings.username(), settings.password(), settings.preemptiveAuth());
+                return httpClient;
+            } else
+                throw new IllegalArgumentException("Service not found");
+        }
+
+        private HttpUrl readPrincipal() {
+            @Cleanup Cursor cursor = db.query(Services._TABLE, new String[]{Services.PRINCIPAL}, Services.ID + "=?", new String[]{String.valueOf(service)}, null, null, null);
+            if (cursor.moveToNext()) {
+                String principal = cursor.getString(0);
+                if (principal != null)
+                    return HttpUrl.parse(cursor.getString(0));
+            }
+            return null;
+        }
+
+        private Set<HttpUrl> readHomeSets() {
+            Set<HttpUrl> homeSets = new LinkedHashSet<>();
+            @Cleanup Cursor cursor = db.query(HomeSets._TABLE, new String[]{HomeSets.URL}, HomeSets.SERVICE_ID + "=?", new String[]{String.valueOf(service)}, null, null, null);
+            while (cursor.moveToNext())
+                homeSets.add(HttpUrl.parse(cursor.getString(0)));
+            return homeSets;
+        }
+
+        private void saveHomeSets(Set<HttpUrl> homeSets) {
+            db.delete(HomeSets._TABLE, HomeSets.SERVICE_ID + "=?", new String[]{String.valueOf(service)});
+            for (HttpUrl homeSet : homeSets) {
+                ContentValues values = new ContentValues(1);
+                values.put(HomeSets.SERVICE_ID, service);
+                values.put(HomeSets.URL, homeSet.toString());
+                db.insertOrThrow(HomeSets._TABLE, null, values);
+            }
+        }
+
+        private Map<HttpUrl, CollectionInfo> readCollections() {
+            Map<HttpUrl, CollectionInfo> collections = new LinkedHashMap<>();
+            @Cleanup Cursor cursor = db.query(Collections._TABLE, Collections._COLUMNS, Collections.SERVICE_ID + "=?", new String[]{String.valueOf(service)}, null, null, null);
+            while (cursor.moveToNext()) {
+                ContentValues values = new ContentValues();
+                DatabaseUtils.cursorRowToContentValues(cursor, values);
+                collections.put(HttpUrl.parse(values.getAsString(Collections.URL)), CollectionInfo.fromDB(values));
+            }
+            return collections;
+        }
+
+        private void saveCollections(Iterable<CollectionInfo> collections) {
+            db.delete(Collections._TABLE, HomeSets.SERVICE_ID + "=?", new String[]{String.valueOf(service)});
+            for (CollectionInfo collection : collections) {
+                ContentValues values = collection.toDB();
+                Constants.log.debug("Saving collection: {}", values);
+                values.put(Collections.SERVICE_ID, service);
+                db.insertWithOnConflict(Collections._TABLE, null, values, SQLiteDatabase.CONFLICT_REPLACE);
             }
         }
     }

app/src/main/java/at/bitfire/davdroid/MemoryCookieStore.java

@@ -8,14 +8,11 @@
 
 package at.bitfire.davdroid;
 
-import java.util.Collection;
 import java.util.Collections;
-import java.util.HashMap;
 import java.util.List;
 import java.util.Map;
 import java.util.concurrent.ConcurrentHashMap;
 
-import at.bitfire.davdroid.resource.DavResourceFinder;
 import okhttp3.Cookie;
 import okhttp3.CookieJar;
 import okhttp3.HttpUrl;

app/src/main/java/at/bitfire/davdroid/model/CollectionInfo.java

@@ -0,0 +1,127 @@
+/*
+ * Copyright © 2013 – 2016 Ricki Hirner (bitfire web engineering).
+ * All rights reserved. This program and the accompanying materials
+ * are made available under the terms of the GNU Public License v3.0
+ * which accompanies this distribution, and is available at
+ * http://www.gnu.org/licenses/gpl.html
+ */
+
+package at.bitfire.davdroid.model;
+
+import android.content.ContentValues;
+
+import at.bitfire.dav4android.DavResource;
+import at.bitfire.dav4android.Property;
+import at.bitfire.dav4android.property.AddressbookDescription;
+import at.bitfire.dav4android.property.CalendarColor;
+import at.bitfire.dav4android.property.CalendarDescription;
+import at.bitfire.dav4android.property.CurrentUserPrivilegeSet;
+import at.bitfire.dav4android.property.DisplayName;
+import at.bitfire.dav4android.property.ResourceType;
+import at.bitfire.dav4android.property.SupportedCalendarComponentSet;
+import lombok.ToString;
+import okhttp3.HttpUrl;
+import at.bitfire.davdroid.model.ServiceDB.*;
+
+@ToString
+public class CollectionInfo {
+    public long id;
+
+    public enum Type {
+        ADDRESS_BOOK,
+        CALENDAR
+    };
+    public Type type;
+
+    public String url;
+
+    public boolean readOnly;
+    public String displayName, description;
+    public Integer color;
+
+    public Boolean supportsVEVENT;
+    public Boolean supportsVTODO;
+
+    // non-persistent properties
+    public boolean confirmed;
+
+
+    public static final Property.Name[] DAV_PROPERTIES = {
+            ResourceType.NAME,
+            CurrentUserPrivilegeSet.NAME,
+            DisplayName.NAME,
+            AddressbookDescription.NAME, CalendarDescription.NAME,
+            CalendarColor.NAME, SupportedCalendarComponentSet.NAME
+    };
+
+    public static CollectionInfo fromDavResource(DavResource dav) {
+        CollectionInfo info = new CollectionInfo();
+        info.url = dav.location.toString();
+
+        ResourceType type = (ResourceType)dav.properties.get(ResourceType.NAME);
+        if (type != null) {
+            if (type.types.contains(ResourceType.ADDRESSBOOK))
+                info.type = Type.ADDRESS_BOOK;
+            else if (type.types.contains(ResourceType.CALENDAR))
+                info.type = Type.CALENDAR;
+        }
+
+        boolean readOnly = false;
+        CurrentUserPrivilegeSet privilegeSet = (CurrentUserPrivilegeSet)dav.properties.get(CurrentUserPrivilegeSet.NAME);
+        if (privilegeSet != null)
+            readOnly = !privilegeSet.mayWriteContent;
+
+        DisplayName displayName = (DisplayName)dav.properties.get(DisplayName.NAME);
+        if (displayName != null && !displayName.displayName.isEmpty())
+            info.displayName = displayName.displayName;
+
+        if (info.type == Type.ADDRESS_BOOK) {
+            AddressbookDescription addressbookDescription = (AddressbookDescription)dav.properties.get(AddressbookDescription.NAME);
+            if (addressbookDescription != null)
+                info.description = addressbookDescription.description;
+
+        } else if (info.type == Type.CALENDAR) {
+            CalendarDescription calendarDescription = (CalendarDescription)dav.properties.get(CalendarDescription.NAME);
+            if (calendarDescription != null)
+                info.description = calendarDescription.description;
+
+            CalendarColor calendarColor = (CalendarColor)dav.properties.get(CalendarColor.NAME);
+            if (calendarColor != null)
+                info.color = calendarColor.color;
+
+            info.supportsVEVENT = info.supportsVTODO = true;
+            SupportedCalendarComponentSet supportedCalendarComponentSet = (SupportedCalendarComponentSet)dav.properties.get(SupportedCalendarComponentSet.NAME);
+            if (supportedCalendarComponentSet != null) {
+                info.supportsVEVENT = supportedCalendarComponentSet.supportsEvents;
+                info.supportsVTODO = supportedCalendarComponentSet.supportsTasks;
+            }
+        }
+
+        return info;
+    }
+
+
+    public static CollectionInfo fromDB(ContentValues values) {
+        CollectionInfo info = new CollectionInfo();
+        info.id = values.getAsLong(Collections.ID);
+        info.url = values.getAsString(Collections.URL);
+        info.displayName = values.getAsString(Collections.DISPLAY_NAME);
+        info.description = values.getAsString(Collections.DESCRIPTION);
+        info.color = values.getAsInteger(Collections.COLOR);
+        info.supportsVEVENT = values.getAsBoolean(Collections.SUPPORTS_VEVENT);
+        info.supportsVTODO = values.getAsBoolean(Collections.SUPPORTS_VTODO);
+        return info;
+    }
+
+    public ContentValues toDB() {
+        ContentValues values = new ContentValues();
+        values.put(Collections.URL, url);
+        values.put(Collections.DISPLAY_NAME, displayName);
+        values.put(Collections.DESCRIPTION, description);
+        values.put(Collections.COLOR, color);
+        values.put(Collections.SUPPORTS_VEVENT, supportsVEVENT);
+        values.put(Collections.SUPPORTS_VTODO, supportsVTODO);
+        return values;
+    }
+
+}

app/src/main/java/at/bitfire/davdroid/model/ServiceDB.java

@@ -6,15 +6,16 @@
  * http://www.gnu.org/licenses/gpl.html
  */
 
-package at.bitfire.davdroid.syncadapter;
+package at.bitfire.davdroid.model;
 
 import android.content.ContentValues;
 import android.content.Context;
 import android.database.sqlite.SQLiteDatabase;
 import android.database.sqlite.SQLiteOpenHelper;
+import android.os.Build;
 
 import at.bitfire.davdroid.Constants;
-import at.bitfire.davdroid.resource.DavResourceFinder;
+import at.bitfire.davdroid.ui.setup.DavResourceFinder;
 
 public class ServiceDB {
 
@@ -22,10 +23,10 @@ public class ServiceDB {
         public static final String
                 _TABLE = "services",
                 ID = "_id",
-                ACCOUNT_NAME = "account_name",
+                ACCOUNT_NAME = "accountName",
                 SERVICE = "service",
                 PRINCIPAL = "principal",
-                LAST_REFRESH = "last_refresh";
+                LAST_REFRESH = "lastRefresh";
 
         // allowed values for SERVICE column
         public static final String
@@ -37,7 +38,7 @@ public class ServiceDB {
         public static final String
                 _TABLE = "homesets",
                 ID = "_id",
-                SERVICE_ID = "service_id",
+                SERVICE_ID = "serviceID",
                 URL = "url";
     }
 
@@ -45,17 +46,17 @@ public class ServiceDB {
         public static final String
                 _TABLE = "collections",
                 ID = "_id",
-                SERVICE_ID = "service_id",
+                SERVICE_ID = "serviceID",
                 URL = "url",
-                DISPLAY_NAME = "display_name",
-                DESCRIPTION = "description";
+                DISPLAY_NAME = "displayName",
+                DESCRIPTION = "description",
+                COLOR = "color",
+                SUPPORTS_VEVENT = "supportsVEVENT",
+                SUPPORTS_VTODO = "supportsVTODO";
 
-        public static ContentValues fromCollection(DavResourceFinder.Configuration.Collection collection) {
-            ContentValues values = new ContentValues();
-            values.put(DISPLAY_NAME, collection.getDisplayName());
-            values.put(DESCRIPTION, collection.getDescription());
-            return values;
-        }
+        public static String[] _COLUMNS = new String[] {
+                ID, SERVICE_ID, URL, DISPLAY_NAME, DESCRIPTION, COLOR, SUPPORTS_VEVENT, SUPPORTS_VTODO
+        };
     }
 
 
@@ -67,6 +68,14 @@ public class ServiceDB {
             super(context, DATABASE_NAME, null, DATABASE_VERSION);
         }
 
+        @Override
+        public void onOpen(SQLiteDatabase db) {
+            if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.JELLY_BEAN)
+                db.setForeignKeyConstraintsEnabled(true);
+            else
+                db.execSQL("PRAGMA foreign_keys=ON;");
+        }
+
         @Override
         public void onCreate(SQLiteDatabase db) {
             Constants.log.info("Creating services database");
@@ -78,20 +87,26 @@ public class ServiceDB {
                     Services.PRINCIPAL + " TEXT NULL, " +
                     Services.LAST_REFRESH + " INTEGER NULL" +
                     ")");
+            db.execSQL("CREATE UNIQUE INDEX services_account ON " + Services._TABLE + " (" + Services.ACCOUNT_NAME + "," + Services.SERVICE + ")");
 
             db.execSQL("CREATE TABLE " + HomeSets._TABLE + "(" +
                     HomeSets.ID + " INTEGER PRIMARY KEY AUTOINCREMENT," +
-                    HomeSets.SERVICE_ID + " INTEGER NOT NULL," +
+                    HomeSets.SERVICE_ID + " INTEGER NOT NULL REFERENCES " + Services._TABLE +" ON DELETE CASCADE," +
                     HomeSets.URL + " TEXT NOT NULL" +
              ")");
+            db.execSQL("CREATE UNIQUE INDEX homesets_service_url ON " + HomeSets._TABLE + "(" + HomeSets.SERVICE_ID + "," + HomeSets.URL + ")");
 
             db.execSQL("CREATE TABLE " + Collections._TABLE + "(" +
                     Collections.ID + " INTEGER PRIMARY KEY AUTOINCREMENT," +
-                    Collections.SERVICE_ID + " INTEGER NOT NULL," +
+                    Collections.SERVICE_ID + " INTEGER NOT NULL REFERENCES " + Services._TABLE +" ON DELETE CASCADE," +
                     Collections.URL + " TEXT NOT NULL," +
                     Collections.DISPLAY_NAME + " TEXT NULL," +
-                    Collections.DESCRIPTION + " TEXT NULL" +
+                    Collections.DESCRIPTION + " TEXT NULL," +
+                    Collections.COLOR + " INTEGER NULL," +
+                    Collections.SUPPORTS_VEVENT + " INTEGER NULL," +
+                    Collections.SUPPORTS_VTODO + " INTEGER NULL" +
             ")");
+            db.execSQL("CREATE UNIQUE INDEX collections_service_url ON " + Collections._TABLE + "(" + Collections.SERVICE_ID + "," + Collections.URL + ")");
         }
 
         @Override

app/src/main/java/at/bitfire/davdroid/ui/AccountActivity.java

@@ -15,36 +15,42 @@ import android.accounts.AccountManagerFuture;
 import android.accounts.AuthenticatorException;
 import android.accounts.OperationCanceledException;
 import android.app.AlertDialog;
-import android.app.Dialog;
 import android.app.LoaderManager;
 import android.content.AsyncTaskLoader;
 import android.content.ComponentName;
+import android.content.ContentValues;
 import android.content.Context;
 import android.content.DialogInterface;
 import android.content.Intent;
 import android.content.Loader;
 import android.content.ServiceConnection;
 import android.database.Cursor;
+import android.database.DatabaseUtils;
 import android.database.sqlite.SQLiteDatabase;
 import android.os.Build;
 import android.os.Bundle;
 import android.os.IBinder;
-import android.support.v4.app.DialogFragment;
 import android.support.v7.app.AppCompatActivity;
 import android.support.v7.widget.CardView;
 import android.support.v7.widget.Toolbar;
 import android.view.Menu;
 import android.view.MenuItem;
 import android.view.View;
+import android.widget.ArrayAdapter;
+import android.widget.ListView;
 import android.widget.ProgressBar;
 
 import java.io.IOException;
+import java.util.LinkedList;
 import java.util.List;
 
 import at.bitfire.davdroid.Constants;
-import at.bitfire.davdroid.R;
 import at.bitfire.davdroid.DavService;
-import at.bitfire.davdroid.syncadapter.ServiceDB.*;
+import at.bitfire.davdroid.R;
+import at.bitfire.davdroid.model.CollectionInfo;
+import at.bitfire.davdroid.model.ServiceDB.Collections;
+import at.bitfire.davdroid.model.ServiceDB.OpenHelper;
+import at.bitfire.davdroid.model.ServiceDB.Services;
 import lombok.Cleanup;
 
 public class AccountActivity extends AppCompatActivity implements Toolbar.OnMenuItemClickListener, ServiceConnection, DavService.RefreshingStatusListener, LoaderManager.LoaderCallbacks<AccountActivity.AccountInfo> {
@@ -59,7 +65,7 @@ public class AccountActivity extends AppCompatActivity implements Toolbar.OnMenu
     protected void onCreate(Bundle savedInstanceState) {
         super.onCreate(savedInstanceState);
 
-        final String accountName = getIntent().getStringExtra(EXTRA_ACCOUNT_NAME);
+        accountName = getIntent().getStringExtra(EXTRA_ACCOUNT_NAME);
         if (accountName == null)
             // invalid account name
             finish();
@@ -125,13 +131,13 @@ public class AccountActivity extends AppCompatActivity implements Toolbar.OnMenu
             case R.id.refresh_address_books:
                 Intent intent = new Intent(this, DavService.class);
                 intent.setAction(DavService.ACTION_REFRESH_COLLECTIONS);
-                intent.putExtra(DavService.EXTRA_DAV_SERVICE_ID, accountInfo.cardDavService);
+                intent.putExtra(DavService.EXTRA_DAV_SERVICE_ID, accountInfo.carddav.id);
                 startService(intent);
                 break;
             case R.id.refresh_calendars:
                 intent = new Intent(this, DavService.class);
                 intent.setAction(DavService.ACTION_REFRESH_COLLECTIONS);
-                intent.putExtra(DavService.EXTRA_DAV_SERVICE_ID, accountInfo.calDavService);
+                intent.putExtra(DavService.EXTRA_DAV_SERVICE_ID, accountInfo.caldav.id);
                 startService(intent);
                 break;
         }
@@ -162,11 +168,14 @@ public class AccountActivity extends AppCompatActivity implements Toolbar.OnMenu
     /* LOADERS AND LOADED DATA */
 
     public static class AccountInfo {
-        Long cardDavService;
-        boolean cardDavRefreshing;
+        ServiceInfo carddav, caldav;
 
-        Long calDavService;
-        boolean calDavRefreshing;
+        public static class ServiceInfo {
+            long id;
+            boolean refreshing;
+
+            List<CollectionInfo> collections;
+        }
     }
 
     @Override
@@ -179,16 +188,28 @@ public class AccountActivity extends AppCompatActivity implements Toolbar.OnMenu
         accountInfo = info;
 
         CardView card = (CardView)findViewById(R.id.carddav);
-        if (info.cardDavService != null) {
+        if (info.carddav != null) {
             ProgressBar progress = (ProgressBar)findViewById(R.id.carddav_refreshing);
-            progress.setVisibility(info.cardDavRefreshing ? View.VISIBLE : View.GONE);
+            progress.setVisibility(info.carddav.refreshing ? View.VISIBLE : View.GONE);
+
+            ListView list = (ListView)findViewById(R.id.address_books);
+            List<String> names = new LinkedList<>();
+            for (CollectionInfo addrBook : info.carddav.collections)
+                names.add(addrBook.displayName != null ? addrBook.displayName : addrBook.url);
+            list.setAdapter(new ArrayAdapter<String>(this, android.R.layout.simple_list_item_checked, android.R.id.text1, names));
         } else
             card.setVisibility(View.GONE);
 
         card = (CardView)findViewById(R.id.caldav);
-        if (info.calDavService != null) {
+        if (info.caldav != null) {
             ProgressBar progress = (ProgressBar)findViewById(R.id.caldav_refreshing);
-            progress.setVisibility(info.calDavRefreshing ? View.VISIBLE : View.GONE);
+            progress.setVisibility(info.caldav.refreshing ? View.VISIBLE : View.GONE);
+
+            ListView list = (ListView)findViewById(R.id.calendars);
+            List<String> names = new LinkedList<>();
+            for (CollectionInfo calendar : info.caldav.collections)
+                names.add(calendar.displayName != null ? calendar.displayName : calendar.url);
+            list.setAdapter(new ArrayAdapter<String>(this, android.R.layout.simple_list_item_checked, android.R.id.text1, names));
         } else
             card.setVisibility(View.GONE);
     }
@@ -251,11 +272,16 @@ public class AccountActivity extends AppCompatActivity implements Toolbar.OnMenu
 
                     String service = cursor.getString(1);
                     if (Services.SERVICE_CARDDAV.equals(service)) {
-                        info.cardDavService = id;
-                        info.cardDavRefreshing = davService.isRefreshing(id);
+                        info.carddav = new AccountInfo.ServiceInfo();
+                        info.carddav.id = id;
+                        info.carddav.refreshing = davService.isRefreshing(id);
+                        info.carddav.collections = readCollections(db, id);
+
                     } else if (Services.SERVICE_CALDAV.equals(service)) {
-                        info.calDavService = id;
-                        info.calDavRefreshing = davService.isRefreshing(id);
+                        info.caldav = new AccountInfo.ServiceInfo();
+                        info.caldav.id = id;
+                        info.caldav.refreshing = davService.isRefreshing(id);
+                        info.caldav.collections = readCollections(db, id);
                     }
                 }
             } finally {
@@ -263,6 +289,17 @@ public class AccountActivity extends AppCompatActivity implements Toolbar.OnMenu
             }
             return info;
         }
+
+        private List<CollectionInfo> readCollections(SQLiteDatabase db, long service) {
+            List<CollectionInfo> collections = new LinkedList<>();
+            @Cleanup Cursor cursor = db.query(Collections._TABLE, Collections._COLUMNS, Collections.SERVICE_ID + "=?", new String[]{String.valueOf(service)}, null, null, null);
+            while (cursor.moveToNext()) {
+                ContentValues values = new ContentValues();
+                DatabaseUtils.cursorRowToContentValues(cursor, values);
+                collections.add(CollectionInfo.fromDB(values));
+            }
+            return collections;
+        }
     }
 
 

app/src/main/java/at/bitfire/davdroid/ui/AccountListFragment.java

@@ -11,14 +11,11 @@ package at.bitfire.davdroid.ui;
 import android.accounts.Account;
 import android.accounts.AccountManager;
 import android.accounts.OnAccountsUpdateListener;
-import android.content.ComponentName;
 import android.content.Context;
 import android.content.Intent;
-import android.content.ServiceConnection;
 import android.database.Cursor;
 import android.database.sqlite.SQLiteDatabase;
 import android.os.Bundle;
-import android.os.IBinder;
 import android.support.v4.app.ListFragment;
 import android.support.v4.app.LoaderManager;
 import android.support.v4.content.AsyncTaskLoader;
@@ -41,8 +38,8 @@ import java.util.List;
 import at.bitfire.davdroid.Constants;
 import at.bitfire.davdroid.DavService;
 import at.bitfire.davdroid.R;
-import at.bitfire.davdroid.syncadapter.ServiceDB.OpenHelper;
-import at.bitfire.davdroid.syncadapter.ServiceDB.Services;
+import at.bitfire.davdroid.model.ServiceDB.OpenHelper;
+import at.bitfire.davdroid.model.ServiceDB.Services;
 import lombok.Cleanup;
 import lombok.RequiredArgsConstructor;
 

app/src/main/java/at/bitfire/davdroid/ui/setup/AccountDetailsFragment.java

@@ -11,6 +11,7 @@ package at.bitfire.davdroid.ui.setup;
 import android.accounts.Account;
 import android.accounts.AccountManager;
 import android.content.ContentValues;
+import android.content.Intent;
 import android.database.sqlite.SQLiteDatabase;
 import android.os.Bundle;
 import android.support.design.widget.Snackbar;
@@ -24,10 +25,11 @@ import android.widget.EditText;
 import java.util.Map;
 
 import at.bitfire.davdroid.Constants;
+import at.bitfire.davdroid.DavService;
 import at.bitfire.davdroid.R;
-import at.bitfire.davdroid.resource.DavResourceFinder;
+import at.bitfire.davdroid.model.CollectionInfo;
 import at.bitfire.davdroid.syncadapter.AccountSettings;
-import at.bitfire.davdroid.syncadapter.ServiceDB.*;
+import at.bitfire.davdroid.model.ServiceDB.*;
 import lombok.Cleanup;
 import okhttp3.HttpUrl;
 
@@ -56,7 +58,11 @@ public class AccountDetailsFragment extends Fragment {
             }
         });
 
+        DavResourceFinder.Configuration config = (DavResourceFinder.Configuration)getArguments().getSerializable(KEY_CONFIG);
+
         final EditText editName = (EditText)v.findViewById(R.id.account_name);
+        editName.setText(config.userName);
+
         Button btnCreate = (Button)v.findViewById(R.id.create_account);
         btnCreate.setOnClickListener(new View.OnClickListener() {
             @Override
@@ -92,11 +98,20 @@ public class AccountDetailsFragment extends Fragment {
         SQLiteDatabase db = dbHelper.getWritableDatabase();
         db.beginTransactionNonExclusive();
         try {
-            if (config.cardDAV != null)
-                insertService(db, accountName, Services.SERVICE_CARDDAV, config.cardDAV);
+            Intent refreshIntent = new Intent(getActivity(), DavService.class);
+            refreshIntent.setAction(DavService.ACTION_REFRESH_COLLECTIONS);
 
-            if (config.calDAV != null)
-                insertService(db, accountName, Services.SERVICE_CALDAV, config.calDAV);
+            if (config.cardDAV != null) {
+                long id = insertService(db, accountName, Services.SERVICE_CARDDAV, config.cardDAV);
+                refreshIntent.putExtra(DavService.EXTRA_DAV_SERVICE_ID, id);
+                getActivity().startService(refreshIntent);
+            }
+
+            if (config.calDAV != null) {
+                long id = insertService(db, accountName, Services.SERVICE_CALDAV, config.calDAV);
+                refreshIntent.putExtra(DavService.EXTRA_DAV_SERVICE_ID, id);
+                getActivity().startService(refreshIntent);
+            }
 
             db.setTransactionSuccessful();
         } finally {
@@ -106,7 +121,7 @@ public class AccountDetailsFragment extends Fragment {
         return true;
     }
 
-    protected void insertService(SQLiteDatabase db, String accountName, String service, DavResourceFinder.Configuration.ServiceInfo info) {
+    protected long insertService(SQLiteDatabase db, String accountName, String service, DavResourceFinder.Configuration.ServiceInfo info) {
         ContentValues values = new ContentValues();
 
         // insert service
@@ -125,12 +140,13 @@ public class AccountDetailsFragment extends Fragment {
         }
 
         // insert collections
-        for (Map.Entry<HttpUrl, DavResourceFinder.Configuration.Collection> entry : info.getCollections().entrySet()) {
-            values = Collections.fromCollection(entry.getValue());
+        for (CollectionInfo collection : info.getCollections().values()) {
+            values = collection.toDB();
             values.put(Collections.SERVICE_ID, serviceID);
-            values.put(Collections.URL, entry.getKey().toString());
             db.insertOrThrow(Collections._TABLE, null, values);
         }
+
+        return serviceID;
     }
 
 }

app/src/main/java/at/bitfire/davdroid/ui/setup/DavResourceFinder.java

@@ -5,7 +5,7 @@
  * which accompanies this distribution, and is available at
  * http://www.gnu.org/licenses/gpl.html
  */
-package at.bitfire.davdroid.resource;
+package at.bitfire.davdroid.ui.setup;
 
 import android.content.Context;
 import android.text.TextUtils;
@@ -45,7 +45,7 @@ import at.bitfire.dav4android.property.ResourceType;
 import at.bitfire.dav4android.property.SupportedCalendarComponentSet;
 import at.bitfire.davdroid.HttpClient;
 import at.bitfire.davdroid.log.StringLogger;
-import at.bitfire.davdroid.ui.setup.LoginCredentialsFragment;
+import at.bitfire.davdroid.model.CollectionInfo;
 import lombok.Data;
 import lombok.Getter;
 import lombok.NonNull;
@@ -194,14 +194,14 @@ public class DavResourceFinder {
         if (resourceType != null && resourceType.types.contains(ResourceType.ADDRESSBOOK)) {
             dav.location = UrlUtils.withTrailingSlash(dav.location);
             log.info("Found address book at " + dav.location);
-            config.collections.put(dav.location, collectionInfo(dav, Configuration.Collection.Type.ADDRESS_BOOK));
+            config.collections.put(dav.location, CollectionInfo.fromDavResource(dav));
         }
 
         // Does the collection refer to address book homesets?
         AddressbookHomeSet homeSets = (AddressbookHomeSet)dav.properties.get(AddressbookHomeSet.NAME);
         if (homeSets != null)
             for (String href : homeSets.hrefs)
-                config.homeSets.add(dav.location.resolve(href));
+                config.homeSets.add(UrlUtils.withTrailingSlash(dav.location.resolve(href)));
     }
 
     protected void rememberIfCalendarOrHomeset(@NonNull DavResource dav, @NonNull Configuration.ServiceInfo config) {
@@ -210,77 +210,14 @@ public class DavResourceFinder {
         if (resourceType != null && resourceType.types.contains(ResourceType.CALENDAR)) {
             dav.location = UrlUtils.withTrailingSlash(dav.location);
             log.info("Found calendar collection at " + dav.location);
-
-            boolean supportsEvents = true, supportsTasks = true;
-            SupportedCalendarComponentSet supportedCalendarComponentSet = (SupportedCalendarComponentSet)dav.properties.get(SupportedCalendarComponentSet.NAME);
-            if (supportedCalendarComponentSet != null) {
-                supportsEvents = supportedCalendarComponentSet.supportsEvents;
-                supportsTasks = supportedCalendarComponentSet.supportsTasks;
-            }
-            if (supportsEvents || supportsTasks) {
-                Configuration.Collection info = collectionInfo(dav, Configuration.Collection.Type.CALENDAR);
-                info.supportsEvents = supportsEvents;
-                info.supportsTasks = supportsTasks;
-                config.collections.put(dav.location, info);
-            }
+            config.collections.put(dav.location, CollectionInfo.fromDavResource(dav));
         }
 
         // Does the collection refer to calendar homesets?
         CalendarHomeSet homeSets = (CalendarHomeSet)dav.properties.get(CalendarHomeSet.NAME);
         if (homeSets != null)
             for (String href : homeSets.hrefs)
-                config.homeSets.add(dav.location.resolve(href));
-    }
-
-    /**
-     * Builds a #{@link at.bitfire.davdroid.resource.DavResourceFinder.Configuration.Collection} from a given
-     * #{@link DavResource}. Uses these DAV properties:
-     * <ul>
-     *     <li>calendars: current-user-properties, current-user-privilege-set, displayname, calendar-description, calendar-color</li>
-     *     <li>address books: current-user-properties, current-user-privilege-set, displayname, addressbook-description</li>
-     * </ul>. Make sure you have queried these properties from the DavResource.
-     * @param dav   DavResource to take the resource info from
-     * @param type  must be ADDRESS_BOOK or CALENDAR
-     * @return      ResourceInfo which represents the DavResource
-     */
-    protected Configuration.Collection collectionInfo(DavResource dav, Configuration.Collection.Type type) {
-        boolean readOnly = false;
-        CurrentUserPrivilegeSet privilegeSet = (CurrentUserPrivilegeSet)dav.properties.get(CurrentUserPrivilegeSet.NAME);
-        if (privilegeSet != null)
-            readOnly = !privilegeSet.mayWriteContent;
-
-        String title = null;
-        DisplayName displayName = (DisplayName)dav.properties.get(DisplayName.NAME);
-        if (displayName != null)
-            title = displayName.displayName;
-        if (TextUtils.isEmpty(title))
-            title = UrlUtils.lastSegment(dav.location);
-
-        String description = null;
-        Integer color = null;
-        if (type == Configuration.Collection.Type.ADDRESS_BOOK) {
-            AddressbookDescription addressbookDescription = (AddressbookDescription)dav.properties.get(AddressbookDescription.NAME);
-            if (addressbookDescription != null)
-                description = addressbookDescription.description;
-        } else if (type == Configuration.Collection.Type.CALENDAR) {
-            CalendarDescription calendarDescription = (CalendarDescription)dav.properties.get(CalendarDescription.NAME);
-            if (calendarDescription != null)
-                description = calendarDescription.description;
-
-            CalendarColor calendarColor = (CalendarColor)dav.properties.get(CalendarColor.NAME);
-            if (calendarColor != null)
-                color = calendarColor.color;
-        }
-
-        Configuration.Collection collection = new Configuration.Collection(
-                type,
-                readOnly,
-                title,
-                description,
-                color
-        );
-
-        return collection;
+                config.homeSets.add(UrlUtils.withTrailingSlash(dav.location.resolve(href)));
     }
 
 
@@ -432,27 +369,7 @@ public class DavResourceFinder {
             final Set<HttpUrl> homeSets = new HashSet<>();
 
             @Getter
-            final Map<HttpUrl, Collection> collections = new HashMap<>();
-        }
-
-        @Data
-        public static class Collection implements Serializable {
-            public enum Type {
-                ADDRESS_BOOK,
-                CALENDAR
-            }
-
-            final Type type;
-            final boolean readOnly;
-
-            final String displayName, description;
-            final Integer color;
-
-            /**
-             * full VTIMEZONE definition (not the TZ ID)
-             */
-            boolean supportsEvents, supportsTasks;
-            String timezone;
+            final Map<HttpUrl, CollectionInfo> collections = new HashMap<>();
         }
     }
 

app/src/main/java/at/bitfire/davdroid/ui/setup/DetectConfigurationFragment.java

@@ -26,8 +26,7 @@ import java.io.StringReader;
 
 import at.bitfire.davdroid.Constants;
 import at.bitfire.davdroid.R;
-import at.bitfire.davdroid.resource.DavResourceFinder;
-import at.bitfire.davdroid.resource.DavResourceFinder.Configuration;
+import at.bitfire.davdroid.ui.setup.DavResourceFinder.Configuration;
 import at.bitfire.davdroid.ui.DebugInfoActivity;
 import lombok.Cleanup;
 

app/src/main/res/layout/activity_account.xml

@@ -46,6 +46,11 @@
                 android:visibility="gone"
                 android:indeterminate="true"/>
 
+            <ListView
+                android:layout_width="wrap_content"
+                android:layout_height="wrap_content"
+                android:id="@+id/address_books"/>
+
         </LinearLayout>
 
     </android.support.v7.widget.CardView>
@@ -78,6 +83,11 @@
                 android:visibility="gone"
                 android:indeterminate="true"/>
 
+            <ListView
+                android:layout_width="wrap_content"
+                android:layout_height="wrap_content"
+                android:id="@+id/calendars"/>
+
         </LinearLayout>
 
     </android.support.v7.widget.CardView>