extract linked id loading from ContentProvider

OpenKeychain/src/main/java/org/sufficientlysecure/keychain/model/UserPacket.java

@@ -0,0 +1,32 @@
+package org.sufficientlysecure.keychain.model;
+
+
+import com.google.auto.value.AutoValue;
+import org.sufficientlysecure.keychain.UserPacketsModel;
+import org.sufficientlysecure.keychain.provider.KeychainContract.Certs;
+
+
+@AutoValue
+public abstract class UserPacket implements UserPacketsModel {
+    public static final Factory<UserPacket> FACTORY = new Factory<>(AutoValue_UserPacket::new);
+    public static final SelectUserIdsByMasterKeyIdMapper<UserId> USER_ID_MAPPER =
+            FACTORY.selectUserIdsByMasterKeyIdMapper(AutoValue_UserPacket_UserId::new);
+    public static final SelectUserAttributesByTypeAndMasterKeyIdMapper<UserAttribute> USER_ATTRIBUTE_MAPPER =
+            FACTORY.selectUserAttributesByTypeAndMasterKeyIdMapper(AutoValue_UserPacket_UserAttribute::new);
+
+    @AutoValue
+    public static abstract class UserId implements SelectUserIdsByMasterKeyIdModel {
+        public boolean isVerified() {
+            Integer verified = verified();
+            return verified != null && verified == Certs.VERIFIED_SECRET;
+        }
+    }
+
+    @AutoValue
+    public static abstract class UserAttribute implements SelectUserAttributesByTypeAndMasterKeyIdModel {
+        public boolean isVerified() {
+            Integer verified = verified();
+            return verified != null && verified == Certs.VERIFIED_SECRET;
+        }
+    }
+}

OpenKeychain/src/main/java/org/sufficientlysecure/keychain/provider/KeychainContract.java

@@ -109,7 +109,6 @@ public class KeychainContract {
 
     public static final String PATH_PUBLIC = "public";
     public static final String PATH_USER_IDS = "user_ids";
-    public static final String PATH_LINKED_IDS = "linked_ids";
     public static final String PATH_KEYS = "keys";
     public static final String PATH_CERTS = "certs";
 
@@ -253,15 +252,6 @@ public class KeychainContract {
         public static Uri buildUserIdsUri(Uri uri) {
             return CONTENT_URI.buildUpon().appendPath(uri.getPathSegments().get(1)).appendPath(PATH_USER_IDS).build();
         }
-
-        public static Uri buildLinkedIdsUri(long masterKeyId) {
-            return CONTENT_URI.buildUpon().appendPath(Long.toString(masterKeyId)).appendPath(PATH_LINKED_IDS).build();
-        }
-
-        public static Uri buildLinkedIdsUri(Uri uri) {
-            return CONTENT_URI.buildUpon().appendPath(uri.getPathSegments().get(1)).appendPath(PATH_LINKED_IDS).build();
-        }
-
     }
 
     public static class Certs implements CertsColumns, BaseColumns {

OpenKeychain/src/main/java/org/sufficientlysecure/keychain/provider/KeychainProvider.java

@@ -25,7 +25,6 @@ import java.util.List;
 
 import android.arch.persistence.db.SupportSQLiteDatabase;
 import android.content.ContentProvider;
-import android.content.ContentResolver;
 import android.content.ContentValues;
 import android.content.UriMatcher;
 import android.database.Cursor;
@@ -39,7 +38,6 @@ import android.text.TextUtils;
 
 import org.sufficientlysecure.keychain.Constants;
 import org.sufficientlysecure.keychain.model.AutocryptPeer;
-import org.sufficientlysecure.keychain.pgp.WrappedUserAttribute;
 import org.sufficientlysecure.keychain.provider.KeychainContract.Certs;
 import org.sufficientlysecure.keychain.provider.KeychainContract.KeyRingData;
 import org.sufficientlysecure.keychain.provider.KeychainContract.KeyRings;
@@ -64,7 +62,6 @@ public class KeychainProvider extends ContentProvider implements SimpleContentRe
     private static final int KEY_RING_USER_IDS = 202;
     private static final int KEY_RING_PUBLIC = 203;
     private static final int KEY_RING_CERTS = 205;
-    private static final int KEY_RING_LINKED_IDS = 207;
 
     private static final int KEY_RINGS_FIND_BY_EMAIL = 400;
     private static final int KEY_RINGS_FIND_BY_SUBKEY = 401;
@@ -140,9 +137,6 @@ public class KeychainProvider extends ContentProvider implements SimpleContentRe
         matcher.addURI(authority, KeychainContract.BASE_KEY_RINGS + "/*/"
                 + KeychainContract.PATH_USER_IDS,
                 KEY_RING_USER_IDS);
-        matcher.addURI(authority, KeychainContract.BASE_KEY_RINGS + "/*/"
-                        + KeychainContract.PATH_LINKED_IDS,
-                KEY_RING_LINKED_IDS);
         matcher.addURI(authority, KeychainContract.BASE_KEY_RINGS + "/*/"
                 + KeychainContract.PATH_PUBLIC,
                 KEY_RING_PUBLIC);
@@ -473,8 +467,7 @@ public class KeychainProvider extends ContentProvider implements SimpleContentRe
             }
 
             case KEY_RINGS_USER_IDS:
-            case KEY_RING_USER_IDS:
-            case KEY_RING_LINKED_IDS: {
+            case KEY_RING_USER_IDS: {
                 HashMap<String, String> projectionMap = new HashMap<>();
                 projectionMap.put(UserPackets._ID, Tables.USER_PACKETS + ".oid AS _id");
                 projectionMap.put(UserPackets.MASTER_KEY_ID, Tables.USER_PACKETS + "." + UserPackets.MASTER_KEY_ID);
@@ -502,15 +495,10 @@ public class KeychainProvider extends ContentProvider implements SimpleContentRe
                 groupBy = Tables.USER_PACKETS + "." + UserPackets.MASTER_KEY_ID
                         + ", " + Tables.USER_PACKETS + "." + UserPackets.RANK;
 
-                if (match == KEY_RING_LINKED_IDS) {
-                    qb.appendWhere(Tables.USER_PACKETS + "." + UserPackets.TYPE + " = "
-                            + WrappedUserAttribute.UAT_URI_ATTRIBUTE);
-                } else {
-                    qb.appendWhere(Tables.USER_PACKETS + "." + UserPackets.TYPE + " IS NULL");
-                }
+                qb.appendWhere(Tables.USER_PACKETS + "." + UserPackets.TYPE + " IS NULL");
 
                 // If we are searching for a particular keyring's ids, add where
-                if (match == KEY_RING_USER_IDS || match == KEY_RING_LINKED_IDS) {
+                if (match == KEY_RING_USER_IDS) {
                     qb.appendWhere(" AND ");
                     qb.appendWhere(Tables.USER_PACKETS + "." + UserPackets.MASTER_KEY_ID + " = ");
                     qb.appendWhereEscapeString(uri.getPathSegments().get(1));

OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/ViewKeyAdvUserIdsFragment.java

@@ -17,6 +17,7 @@
 
 package org.sufficientlysecure.keychain.ui;
 
+
 import android.content.Intent;
 import android.database.Cursor;
 import android.net.Uri;
@@ -42,6 +43,7 @@ import org.sufficientlysecure.keychain.R;
 import org.sufficientlysecure.keychain.compatibility.DialogFragmentWorkaround;
 import org.sufficientlysecure.keychain.operations.results.EditKeyResult;
 import org.sufficientlysecure.keychain.provider.KeychainContract;
+import org.sufficientlysecure.keychain.provider.KeychainContract.Certs;
 import org.sufficientlysecure.keychain.provider.KeychainContract.UserPackets;
 import org.sufficientlysecure.keychain.service.SaveKeyringParcel;
 import org.sufficientlysecure.keychain.ui.adapter.UserIdsAdapter;
@@ -179,7 +181,7 @@ public class ViewKeyAdvUserIdsFragment extends LoaderFragment implements
     private void showUserIdInfo(final int position) {
 
         final boolean isRevoked = mUserIdsAdapter.getIsRevoked(position);
-        final int isVerified = mUserIdsAdapter.getIsVerified(position);
+        final boolean isVerified = mUserIdsAdapter.getIsVerified(position) == Certs.VERIFIED_SECRET;
 
         DialogFragmentWorkaround.INTERFACE.runnableRunDelayed(new Runnable() {
             public void run() {

OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/adapter/IdentityAdapter.java

@@ -35,12 +35,11 @@ import android.widget.TextView;
 
 import org.sufficientlysecure.keychain.R;
 import org.sufficientlysecure.keychain.linked.UriAttribute;
-import org.sufficientlysecure.keychain.provider.KeychainContract.Certs;
 import org.sufficientlysecure.keychain.ui.adapter.IdentityAdapter.ViewHolder;
+import org.sufficientlysecure.keychain.ui.keyview.loader.IdentityDao.AutocryptPeerInfo;
 import org.sufficientlysecure.keychain.ui.keyview.loader.IdentityDao.IdentityInfo;
 import org.sufficientlysecure.keychain.ui.keyview.loader.IdentityDao.LinkedIdInfo;
 import org.sufficientlysecure.keychain.ui.keyview.loader.IdentityDao.UserIdInfo;
-import org.sufficientlysecure.keychain.ui.keyview.loader.IdentityDao.AutocryptPeerInfo;
 import org.sufficientlysecure.keychain.ui.util.KeyFormattingUtils;
 import org.sufficientlysecure.keychain.ui.util.KeyFormattingUtils.State;
 import org.sufficientlysecure.keychain.ui.util.SubtleAttentionSeeker;
@@ -158,7 +157,7 @@ public class IdentityAdapter extends RecyclerView.Adapter<ViewHolder> {
         public void bind(Context context, LinkedIdInfo info, boolean isSecret) {
             bindVerified(context, info, isSecret);
 
-            UriAttribute uriAttribute = info.getUriAttribute();
+            UriAttribute uriAttribute = info.getLinkedAttribute();
             bind(context, uriAttribute);
         }
 
@@ -178,19 +177,12 @@ public class IdentityAdapter extends RecyclerView.Adapter<ViewHolder> {
 
         private void bindVerified(Context context, IdentityInfo info, boolean isSecret) {
             if (!isSecret) {
-                switch (info.getVerified()) {
-                    case Certs.VERIFIED_SECRET:
-                        KeyFormattingUtils.setStatusImage(context, vVerified,
-                                null, State.VERIFIED, KeyFormattingUtils.DEFAULT_COLOR);
-                        break;
-                    case Certs.VERIFIED_SELF:
-                        KeyFormattingUtils.setStatusImage(context, vVerified,
-                                null, State.UNVERIFIED, KeyFormattingUtils.DEFAULT_COLOR);
-                        break;
-                    default:
-                        KeyFormattingUtils.setStatusImage(context, vVerified,
-                                null, State.INVALID, KeyFormattingUtils.DEFAULT_COLOR);
-                        break;
+                if (info.isVerified()) {
+                    KeyFormattingUtils.setStatusImage(context, vVerified,
+                            null, State.VERIFIED, KeyFormattingUtils.DEFAULT_COLOR);
+                } else {
+                    KeyFormattingUtils.setStatusImage(context, vVerified,
+                            null, State.UNVERIFIED, KeyFormattingUtils.DEFAULT_COLOR);
                 }
             }
         }

OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/adapter/UserIdsAdapter.java

@@ -17,13 +17,11 @@
 
 package org.sufficientlysecure.keychain.ui.adapter;
 
-import android.app.Activity;
+
 import android.content.Context;
 import android.database.Cursor;
 import android.graphics.Typeface;
-import android.net.Uri;
 import android.support.annotation.Nullable;
-import android.support.v4.content.CursorLoader;
 import android.view.LayoutInflater;
 import android.view.View;
 import android.view.ViewGroup;
@@ -33,7 +31,6 @@ import android.widget.ViewAnimator;
 
 import org.sufficientlysecure.keychain.R;
 import org.sufficientlysecure.keychain.provider.KeychainContract.Certs;
-import org.sufficientlysecure.keychain.provider.KeychainContract.UserPackets;
 import org.sufficientlysecure.keychain.service.SaveKeyringParcel;
 import org.sufficientlysecure.keychain.ui.util.KeyFormattingUtils;
 import org.sufficientlysecure.keychain.ui.util.KeyFormattingUtils.State;
@@ -184,14 +181,4 @@ public class UserIdsAdapter extends UserAttributesAdapter {
     public View newView(Context context, Cursor cursor, ViewGroup parent) {
         return mInflater.inflate(R.layout.view_key_adv_user_id_item, null);
     }
-
-    // don't show revoked user ids, irrelevant for average users
-    public static final String USER_IDS_WHERE = UserPackets.IS_REVOKED + " = 0";
-
-    public static CursorLoader createLoader(Context context, Uri dataUri) {
-        Uri baseUri = UserPackets.buildUserIdsUri(dataUri);
-        return new CursorLoader(context, baseUri,
-                UserIdsAdapter.USER_PACKETS_PROJECTION, USER_IDS_WHERE, null, null);
-    }
-
 }

OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/dialog/UserIdInfoDialogFragment.java

@@ -17,6 +17,7 @@
 
 package org.sufficientlysecure.keychain.ui.dialog;
 
+
 import android.app.Activity;
 import android.app.Dialog;
 import android.content.DialogInterface;
@@ -24,7 +25,6 @@ import android.os.Bundle;
 import android.support.v4.app.DialogFragment;
 
 import org.sufficientlysecure.keychain.R;
-import org.sufficientlysecure.keychain.provider.KeychainContract;
 
 public class UserIdInfoDialogFragment extends DialogFragment {
     private static final String ARG_IS_REVOKED = "is_revoked";
@@ -33,11 +33,11 @@ public class UserIdInfoDialogFragment extends DialogFragment {
     /**
      * Creates new instance of this dialog fragment
      */
-    public static UserIdInfoDialogFragment newInstance(boolean isRevoked, int isVerified) {
+    public static UserIdInfoDialogFragment newInstance(boolean isRevoked, boolean isVerified) {
         UserIdInfoDialogFragment frag = new UserIdInfoDialogFragment();
         Bundle args = new Bundle();
         args.putBoolean(ARG_IS_REVOKED, isRevoked);
-        args.putInt(ARG_IS_VERIFIED, isVerified);
+        args.putBoolean(ARG_IS_VERIFIED, isVerified);
 
         frag.setArguments(args);
 
@@ -51,7 +51,7 @@ public class UserIdInfoDialogFragment extends DialogFragment {
     public Dialog onCreateDialog(Bundle savedInstanceState) {
         final Activity activity = getActivity();
 
-        int isVerified = getArguments().getInt(ARG_IS_VERIFIED);
+        boolean isVerified = getArguments().getBoolean(ARG_IS_VERIFIED);
         boolean isRevoked = getArguments().getBoolean(ARG_IS_REVOKED);
 
         CustomAlertDialogBuilder alert = new CustomAlertDialogBuilder(activity);
@@ -62,19 +62,12 @@ public class UserIdInfoDialogFragment extends DialogFragment {
             title = getString(R.string.user_id_info_revoked_title);
             message = getString(R.string.user_id_info_revoked_text);
         } else {
-            switch (isVerified) {
-                case KeychainContract.Certs.VERIFIED_SECRET:
-                    title = getString(R.string.user_id_info_certified_title);
-                    message = getString(R.string.user_id_info_certified_text);
-                    break;
-                case KeychainContract.Certs.VERIFIED_SELF:
-                    title = getString(R.string.user_id_info_uncertified_title);
-                    message = getString(R.string.user_id_info_uncertified_text);
-                    break;
-                default:
-                    title = getString(R.string.user_id_info_invalid_title);
-                    message = getString(R.string.user_id_info_invalid_text);
-                    break;
+            if (isVerified) {
+                title = getString(R.string.user_id_info_certified_title);
+                message = getString(R.string.user_id_info_certified_text);
+            } else {
+                title = getString(R.string.user_id_info_uncertified_title);
+                message = getString(R.string.user_id_info_uncertified_text);
             }
         }
 

OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/keyview/LinkedIdViewFragment.java

@@ -18,15 +18,12 @@
 package org.sufficientlysecure.keychain.ui.keyview;
 
 
-import java.io.IOException;
 import java.util.Collections;
 
 import android.arch.lifecycle.LiveData;
 import android.content.Context;
 import android.content.Intent;
-import android.database.Cursor;
 import android.graphics.PorterDuff;
-import android.net.Uri;
 import android.os.AsyncTask;
 import android.os.Build;
 import android.os.Bundle;
@@ -37,10 +34,7 @@ import android.support.annotation.Nullable;
 import android.support.v4.app.FragmentActivity;
 import android.support.v4.app.FragmentManager;
 import android.support.v4.app.FragmentManager.OnBackStackChangedListener;
-import android.support.v4.app.LoaderManager;
 import android.support.v4.content.ContextCompat;
-import android.support.v4.content.CursorLoader;
-import android.support.v4.content.Loader;
 import android.view.LayoutInflater;
 import android.view.View;
 import android.view.ViewGroup;
@@ -62,15 +56,13 @@ import org.sufficientlysecure.keychain.operations.results.LinkedVerifyResult;
 import org.sufficientlysecure.keychain.operations.results.OperationResult;
 import org.sufficientlysecure.keychain.pgp.exception.PgpKeyNotFoundException;
 import org.sufficientlysecure.keychain.provider.KeyRepository;
-import org.sufficientlysecure.keychain.provider.KeychainContract.Certs;
-import org.sufficientlysecure.keychain.provider.KeychainContract.UserPackets;
-import org.sufficientlysecure.keychain.provider.KeychainDatabase.Tables;
 import org.sufficientlysecure.keychain.service.CertifyActionsParcel;
 import org.sufficientlysecure.keychain.service.CertifyActionsParcel.CertifyAction;
 import org.sufficientlysecure.keychain.ui.adapter.IdentityAdapter;
-import org.sufficientlysecure.keychain.ui.adapter.UserIdsAdapter;
 import org.sufficientlysecure.keychain.ui.base.CryptoOperationFragment;
 import org.sufficientlysecure.keychain.ui.keyview.LinkedIdViewFragment.ViewHolder.VerifyState;
+import org.sufficientlysecure.keychain.ui.keyview.loader.IdentityDao;
+import org.sufficientlysecure.keychain.ui.keyview.loader.IdentityDao.LinkedIdInfo;
 import org.sufficientlysecure.keychain.ui.util.KeyFormattingUtils;
 import org.sufficientlysecure.keychain.ui.util.KeyFormattingUtils.State;
 import org.sufficientlysecure.keychain.ui.util.Notify;
@@ -81,14 +73,11 @@ import org.sufficientlysecure.keychain.ui.widget.CertifyKeySpinner;
 import timber.log.Timber;
 
 
-public class LinkedIdViewFragment extends CryptoOperationFragment implements
-        LoaderManager.LoaderCallbacks<Cursor>, OnBackStackChangedListener {
+public class LinkedIdViewFragment extends CryptoOperationFragment implements OnBackStackChangedListener {
 
-    private static final String ARG_DATA_URI = "data_uri";
     private static final String ARG_LID_RANK = "rank";
     private static final String ARG_IS_SECRET = "verified";
     private static final String ARG_MASTER_KEY_ID = "master_key_id";
-    private static final int LOADER_ID_LINKED_ID = 1;
 
     private long masterKeyId;
     private boolean isSecret;
@@ -98,16 +87,14 @@ public class LinkedIdViewFragment extends CryptoOperationFragment implements
 
     private AsyncTask taskInProgress;
 
-    private Uri dataUri;
     private ViewHolder viewHolder;
     private int lidRank;
     private long certifyKeyId;
 
-    public static LinkedIdViewFragment newInstance(Uri dataUri, int rank, boolean isSecret, long masterKeyId) {
+    public static LinkedIdViewFragment newInstance(long masterKeyId, int rank, boolean isSecret) {
         LinkedIdViewFragment frag = new LinkedIdViewFragment();
 
         Bundle args = new Bundle();
-        args.putParcelable(ARG_DATA_URI, dataUri);
         args.putInt(ARG_LID_RANK, rank);
         args.putBoolean(ARG_IS_SECRET, isSecret);
         args.putLong(ARG_MASTER_KEY_ID, masterKeyId);
@@ -127,57 +114,27 @@ public class LinkedIdViewFragment extends CryptoOperationFragment implements
         super.onCreate(savedInstanceState);
 
         Bundle args = getArguments();
-        dataUri = args.getParcelable(ARG_DATA_URI);
         lidRank = args.getInt(ARG_LID_RANK);
 
         isSecret = args.getBoolean(ARG_IS_SECRET);
         masterKeyId = args.getLong(ARG_MASTER_KEY_ID);
 
-        getLoaderManager().initLoader(LOADER_ID_LINKED_ID, null, this);
-
+        IdentityDao identityDao = IdentityDao.getInstance(getContext());
+        GenericLiveData<LinkedIdInfo> uriAttributeLiveData =
+                new GenericLiveData<>(getContext(), null, () -> identityDao.getLinkedIdInfo(masterKeyId, lidRank));
+        uriAttributeLiveData.observe(this, this::onLinkedIdInfoLoaded);
     }
 
-    @Override
-    public Loader<Cursor> onCreateLoader(int id, Bundle args) {
-        switch (id) {
-            case LOADER_ID_LINKED_ID:
-                return new CursorLoader(getContext(), dataUri,
-                        UserIdsAdapter.USER_PACKETS_PROJECTION,
-                        Tables.USER_PACKETS + "." + UserPackets.RANK
-                                + " = " + Integer.toString(lidRank), null, null);
-            default:
-                return null;
+    private void onLinkedIdInfoLoaded(LinkedIdInfo linkedIdInfo) {
+        if (linkedIdInfo == null) {
+            Timber.e("error loading identity");
+            Notify.create(getActivity(), "Error loading linked identity!",
+                    Notify.LENGTH_LONG, Style.ERROR).show();
+            finishFragment();
+            return;
         }
-    }
 
-    @Override
-    public void onLoadFinished(Loader<Cursor> loader, Cursor cursor) {
-        switch (loader.getId()) {
-            case LOADER_ID_LINKED_ID:
-
-                // Nothing to load means break if we are *expected* to load
-                if (!cursor.moveToFirst()) {
-                    // Or just ignore, this is probably some intermediate state during certify
-                    break;
-                }
-
-                try {
-                    int certStatus = cursor.getInt(UserIdsAdapter.INDEX_VERIFIED);
-
-                    byte[] data = cursor.getBlob(UserIdsAdapter.INDEX_ATTRIBUTE_DATA);
-                    UriAttribute linkedId = LinkedAttribute.fromAttributeData(data);
-
-                    loadIdentity(linkedId, certStatus);
-
-                } catch (IOException e) {
-                    Timber.e(e, "error parsing identity");
-                    Notify.create(getActivity(), "Error parsing identity!",
-                            Notify.LENGTH_LONG, Style.ERROR).show();
-                    finishFragment();
-                }
-
-                break;
-        }
+        loadIdentity(linkedIdInfo.getLinkedAttribute(), linkedIdInfo.isVerified());
     }
 
     public void finishFragment() {
@@ -188,28 +145,19 @@ public class LinkedIdViewFragment extends CryptoOperationFragment implements
         });
     }
 
-    private void loadIdentity(UriAttribute linkedId, int certStatus) {
+    private void loadIdentity(LinkedAttribute linkedId, boolean isVerified) {
         this.linkedId = linkedId;
 
-        if (this.linkedId instanceof LinkedAttribute) {
-            LinkedResource res = ((LinkedAttribute) this.linkedId).mResource;
-            linkedResource = (LinkedTokenResource) res;
-        }
+        LinkedResource res = ((LinkedAttribute) this.linkedId).mResource;
+        linkedResource = (LinkedTokenResource) res;
 
         if (!isSecret) {
-            switch (certStatus) {
-                case Certs.VERIFIED_SECRET:
-                    KeyFormattingUtils.setStatusImage(getContext(), viewHolder.mLinkedIdHolder.vVerified,
-                            null, State.VERIFIED, KeyFormattingUtils.DEFAULT_COLOR);
-                    break;
-                case Certs.VERIFIED_SELF:
-                    KeyFormattingUtils.setStatusImage(getContext(), viewHolder.mLinkedIdHolder.vVerified,
-                            null, State.UNVERIFIED, KeyFormattingUtils.DEFAULT_COLOR);
-                    break;
-                default:
-                    KeyFormattingUtils.setStatusImage(getContext(), viewHolder.mLinkedIdHolder.vVerified,
-                            null, State.INVALID, KeyFormattingUtils.DEFAULT_COLOR);
-                    break;
+            if (isVerified) {
+                KeyFormattingUtils.setStatusImage(getContext(), viewHolder.mLinkedIdHolder.vVerified,
+                        null, State.VERIFIED, KeyFormattingUtils.DEFAULT_COLOR);
+            } else {
+                KeyFormattingUtils.setStatusImage(getContext(), viewHolder.mLinkedIdHolder.vVerified,
+                        null, State.UNVERIFIED, KeyFormattingUtils.DEFAULT_COLOR);
             }
         } else {
             viewHolder.mLinkedIdHolder.vVerified.setImageResource(R.drawable.octo_link_24dp);
@@ -219,13 +167,6 @@ public class LinkedIdViewFragment extends CryptoOperationFragment implements
 
         setShowVerifying(false);
 
-        // no resource, nothing further we can do…
-        if (linkedResource == null) {
-            viewHolder.vButtonView.setVisibility(View.GONE);
-            viewHolder.vButtonVerify.setVisibility(View.GONE);
-            return;
-        }
-
         if (linkedResource.isViewable()) {
             viewHolder.vButtonView.setVisibility(View.VISIBLE);
             viewHolder.vButtonView.setOnClickListener(v -> {
@@ -241,11 +182,6 @@ public class LinkedIdViewFragment extends CryptoOperationFragment implements
 
     }
 
-    @Override
-    public void onLoaderReset(Loader<Cursor> loader) {
-
-    }
-
     static class ViewHolder {
         private final View vButtonView;
         private final ViewAnimator vVerifyingContainer;
@@ -395,25 +331,29 @@ public class LinkedIdViewFragment extends CryptoOperationFragment implements
 
     @Override
     public View onCreateView(@NonNull LayoutInflater inflater, ViewGroup superContainer, Bundle savedInstanceState) {
-        View root = inflater.inflate(R.layout.linked_id_view_fragment, null);
+        View root = inflater.inflate(R.layout.linked_id_view_fragment, superContainer, false);
+        Context context = getContext();
+        if (context == null) {
+            throw new NullPointerException();
+        }
 
         viewHolder = new ViewHolder(root);
         root.setTag(viewHolder);
 
         ((ImageView) root.findViewById(R.id.status_icon_verified))
-                .setColorFilter(ContextCompat.getColor(getContext(), R.color.android_green_light),
+                .setColorFilter(ContextCompat.getColor(context, R.color.android_green_light),
                         PorterDuff.Mode.SRC_IN);
         ((ImageView) root.findViewById(R.id.status_icon_invalid))
-                .setColorFilter(ContextCompat.getColor(getContext(), R.color.android_red_light),
+                .setColorFilter(ContextCompat.getColor(context, R.color.android_red_light),
                         PorterDuff.Mode.SRC_IN);
 
         viewHolder.vButtonVerify.setOnClickListener(v -> verifyResource());
         viewHolder.vButtonRetry.setOnClickListener(v -> verifyResource());
         viewHolder.vButtonConfirm.setOnClickListener(v -> initiateCertifying());
 
-        CertificationDao certificationDao = CertificationDao.getInstance(getContext());
+        CertificationDao certificationDao = CertificationDao.getInstance(context);
         LiveData<CertDetails> certDetailsLiveData = new GenericLiveData<>(
-                getContext(), null, () -> certificationDao.getVerifyingCertDetails(masterKeyId, lidRank));
+                context, null, () -> certificationDao.getVerifyingCertDetails(masterKeyId, lidRank));
         certDetailsLiveData.observe(this, this::onLoadCertDetails);
 
         return root;

OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/keyview/loader/IdentityDao.java

@@ -23,7 +23,7 @@ import java.util.ArrayList;
 import java.util.Collections;
 import java.util.List;
 
-import android.content.ContentResolver;
+import android.arch.persistence.db.SupportSQLiteDatabase;
 import android.content.Context;
 import android.content.Intent;
 import android.content.pm.PackageManager;
@@ -33,63 +33,40 @@ import android.graphics.drawable.Drawable;
 import android.support.annotation.Nullable;
 
 import com.google.auto.value.AutoValue;
+import com.squareup.sqldelight.SqlDelightQuery;
 import org.openintents.openpgp.util.OpenPgpApi;
 import org.sufficientlysecure.keychain.linked.LinkedAttribute;
 import org.sufficientlysecure.keychain.linked.UriAttribute;
 import org.sufficientlysecure.keychain.model.AutocryptPeer;
+import org.sufficientlysecure.keychain.model.UserPacket;
+import org.sufficientlysecure.keychain.model.UserPacket.UserAttribute;
+import org.sufficientlysecure.keychain.model.UserPacket.UserId;
+import org.sufficientlysecure.keychain.pgp.WrappedUserAttribute;
 import org.sufficientlysecure.keychain.provider.AutocryptPeerDao;
-import org.sufficientlysecure.keychain.provider.KeychainContract.Certs;
-import org.sufficientlysecure.keychain.provider.KeychainContract.UserPackets;
+import org.sufficientlysecure.keychain.provider.KeychainDatabase;
 import org.sufficientlysecure.keychain.ui.util.PackageIconGetter;
 import timber.log.Timber;
 
 
 public class IdentityDao {
-    private static final String[] USER_PACKETS_PROJECTION = new String[]{
-            UserPackets._ID,
-            UserPackets.TYPE,
-            UserPackets.USER_ID,
-            UserPackets.ATTRIBUTE_DATA,
-            UserPackets.RANK,
-            UserPackets.VERIFIED,
-            UserPackets.IS_PRIMARY,
-            UserPackets.IS_REVOKED,
-            UserPackets.NAME,
-            UserPackets.EMAIL,
-            UserPackets.COMMENT,
-    };
-    private static final int INDEX_ID = 0;
-    private static final int INDEX_TYPE = 1;
-    private static final int INDEX_USER_ID = 2;
-    private static final int INDEX_ATTRIBUTE_DATA = 3;
-    private static final int INDEX_RANK = 4;
-    private static final int INDEX_VERIFIED = 5;
-    private static final int INDEX_IS_PRIMARY = 6;
-    private static final int INDEX_IS_REVOKED = 7;
-    private static final int INDEX_NAME = 8;
-    private static final int INDEX_EMAIL = 9;
-    private static final int INDEX_COMMENT = 10;
-
-    private static final String USER_IDS_WHERE = UserPackets.IS_REVOKED + " = 0";
-
-
-    private final ContentResolver contentResolver;
+    private final SupportSQLiteDatabase db;
     private final PackageIconGetter packageIconGetter;
     private final PackageManager packageManager;
     private final AutocryptPeerDao autocryptPeerDao;
 
-    static IdentityDao getInstance(Context context) {
-        ContentResolver contentResolver = context.getContentResolver();
+    public static IdentityDao getInstance(Context context) {
+        SupportSQLiteDatabase db = new KeychainDatabase(context).getWritableDatabase();
         PackageManager packageManager = context.getPackageManager();
         PackageIconGetter iconGetter = PackageIconGetter.getInstance(context);
         AutocryptPeerDao autocryptPeerDao = AutocryptPeerDao.getInstance(context);
-        return new IdentityDao(contentResolver, packageManager, iconGetter, autocryptPeerDao);
+        return new IdentityDao(db, packageManager, iconGetter, autocryptPeerDao);
     }
 
-    private IdentityDao(ContentResolver contentResolver, PackageManager packageManager, PackageIconGetter iconGetter,
+    private IdentityDao(SupportSQLiteDatabase db,
+            PackageManager packageManager, PackageIconGetter iconGetter,
             AutocryptPeerDao autocryptPeerDao) {
+        this.db = db;
         this.packageManager = packageManager;
-        this.contentResolver = contentResolver;
         this.packageIconGetter = iconGetter;
         this.autocryptPeerDao = autocryptPeerDao;
     }
@@ -156,73 +133,70 @@ public class IdentityDao {
     }
 
     private void loadLinkedIds(ArrayList<IdentityInfo> identities, long masterKeyId) {
-        Cursor cursor = contentResolver.query(UserPackets.buildLinkedIdsUri(masterKeyId),
-                USER_PACKETS_PROJECTION, USER_IDS_WHERE, null, null);
-        if (cursor == null) {
-            Timber.e("Error loading key items!");
-            return;
-        }
-
-        try {
+        SqlDelightQuery query = UserPacket.FACTORY.selectUserAttributesByTypeAndMasterKeyId(
+                (long) WrappedUserAttribute.UAT_URI_ATTRIBUTE, masterKeyId);
+        try (Cursor cursor = db.query(query)) {
             while (cursor.moveToNext()) {
-                int rank = cursor.getInt(INDEX_RANK);
-                int verified = cursor.getInt(INDEX_VERIFIED);
-                boolean isPrimary = cursor.getInt(INDEX_IS_PRIMARY) != 0;
+                UserAttribute userAttribute = UserPacket.USER_ATTRIBUTE_MAPPER.map(cursor);
 
-                byte[] data = cursor.getBlob(INDEX_ATTRIBUTE_DATA);
-                try {
-                    UriAttribute uriAttribute = LinkedAttribute.fromAttributeData(data);
-                    if (uriAttribute instanceof LinkedAttribute) {
-                        LinkedIdInfo identityInfo = LinkedIdInfo.create(rank, verified, isPrimary, uriAttribute);
-                        identities.add(identityInfo);
-                    }
-                } catch (IOException e) {
-                    Timber.e(e, "Failed parsing uri attribute");
-                }
+                LinkedIdInfo linkedIdInfo = parseLinkedIdInfo(userAttribute);
+                identities.add(linkedIdInfo);
             }
-        } finally {
-            cursor.close();
         }
     }
 
-    private void loadUserIds(ArrayList<IdentityInfo> identities, long masterKeyId) {
-        Cursor cursor = contentResolver.query(UserPackets.buildUserIdsUri(masterKeyId),
-                USER_PACKETS_PROJECTION, USER_IDS_WHERE, null, null);
-        if (cursor == null) {
-            Timber.e("Error loading key items!");
-            return;
+    public LinkedIdInfo getLinkedIdInfo(long masterKeyId, int rank) {
+        SqlDelightQuery query = UserPacket.FACTORY.selectSpecificUserAttribute(
+                (long) WrappedUserAttribute.UAT_URI_ATTRIBUTE, masterKeyId, rank);
+        try (Cursor cursor = db.query(query)) {
+            if (cursor.moveToFirst()) {
+                UserAttribute userAttribute = UserPacket.USER_ATTRIBUTE_MAPPER.map(cursor);
+
+                return parseLinkedIdInfo(userAttribute);
+            }
         }
+        return null;
+    }
 
+    @Nullable
+    private LinkedIdInfo parseLinkedIdInfo(UserAttribute userAttribute) {
         try {
+            UriAttribute uriAttribute = LinkedAttribute.fromAttributeData(userAttribute.attribute_data());
+            if (uriAttribute instanceof LinkedAttribute) {
+                return LinkedIdInfo.create(userAttribute.rank(),
+                        userAttribute.isVerified(), userAttribute.is_primary(), (LinkedAttribute) uriAttribute);
+            }
+        } catch (IOException e) {
+            Timber.e(e, "Failed parsing uri attribute");
+        }
+        return null;
+    }
+
+    private void loadUserIds(ArrayList<IdentityInfo> identities, long masterKeyId) {
+        SqlDelightQuery query = UserPacket.FACTORY.selectUserIdsByMasterKeyId(masterKeyId);
+        try (Cursor cursor = db.query(query)) {
             while (cursor.moveToNext()) {
-                int rank = cursor.getInt(INDEX_RANK);
-                int verified = cursor.getInt(INDEX_VERIFIED);
-                boolean isPrimary = cursor.getInt(INDEX_IS_PRIMARY) != 0;
+                UserId userId = UserPacket.USER_ID_MAPPER.map(cursor);
 
-                if (!cursor.isNull(INDEX_NAME) || !cursor.isNull(INDEX_EMAIL)) {
-                    String name = cursor.getString(INDEX_NAME);
-                    String email = cursor.getString(INDEX_EMAIL);
-                    String comment = cursor.getString(INDEX_COMMENT);
-
-                    IdentityInfo identityInfo = UserIdInfo.create(rank, verified, isPrimary, name, email, comment);
+                if (userId.name() != null || userId.email() != null) {
+                    IdentityInfo identityInfo = UserIdInfo.create(
+                            userId.rank(), userId.isVerified(), userId.is_primary(), userId.name(), userId.email(), userId.comment());
                     identities.add(identityInfo);
                 }
             }
-        } finally {
-            cursor.close();
         }
     }
 
     public interface IdentityInfo {
         int getRank();
-        int getVerified();
+        boolean isVerified();
         boolean isPrimary();
     }
 
     @AutoValue
     public abstract static class UserIdInfo implements IdentityInfo {
         public abstract int getRank();
-        public abstract int getVerified();
+        public abstract boolean isVerified();
         public abstract boolean isPrimary();
 
         @Nullable
@@ -232,29 +206,29 @@ public class IdentityDao {
         @Nullable
         public abstract String getComment();
 
-        static UserIdInfo create(int rank, int verified, boolean isPrimary, String name, String email,
+        static UserIdInfo create(int rank, boolean isVerified, boolean isPrimary, String name, String email,
                 String comment) {
-            return new AutoValue_IdentityDao_UserIdInfo(rank, verified, isPrimary, name, email, comment);
+            return new AutoValue_IdentityDao_UserIdInfo(rank, isVerified, isPrimary, name, email, comment);
         }
     }
 
     @AutoValue
     public abstract static class LinkedIdInfo implements IdentityInfo {
         public abstract int getRank();
-        public abstract int getVerified();
+        public abstract boolean isVerified();
         public abstract boolean isPrimary();
 
-        public abstract UriAttribute getUriAttribute();
+        public abstract LinkedAttribute getLinkedAttribute();
 
-        static LinkedIdInfo create(int rank, int verified, boolean isPrimary, UriAttribute uriAttribute) {
-            return new AutoValue_IdentityDao_LinkedIdInfo(rank, verified, isPrimary, uriAttribute);
+        static LinkedIdInfo create(int rank, boolean isVerified, boolean isPrimary, LinkedAttribute linkedAttribute) {
+            return new AutoValue_IdentityDao_LinkedIdInfo(rank, isVerified, isPrimary, linkedAttribute);
         }
     }
 
     @AutoValue
     public abstract static class AutocryptPeerInfo implements IdentityInfo {
         public abstract int getRank();
-        public abstract int getVerified();
+        public abstract boolean isVerified();
         public abstract boolean isPrimary();
 
         public abstract String getIdentity();
@@ -268,13 +242,13 @@ public class IdentityDao {
 
         static AutocryptPeerInfo create(UserIdInfo userIdInfo, String autocryptPeer, String packageName,
                 Drawable appIcon, Intent autocryptPeerIntent) {
-            return new AutoValue_IdentityDao_AutocryptPeerInfo(userIdInfo.getRank(), userIdInfo.getVerified(),
+            return new AutoValue_IdentityDao_AutocryptPeerInfo(userIdInfo.getRank(), userIdInfo.isVerified(),
                     userIdInfo.isPrimary(), autocryptPeer, packageName, appIcon, userIdInfo, autocryptPeerIntent);
         }
 
         static AutocryptPeerInfo create(String autocryptPeer, String packageName, Drawable appIcon, Intent autocryptPeerIntent) {
             return new AutoValue_IdentityDao_AutocryptPeerInfo(
-                    0, Certs.VERIFIED_SELF, false, autocryptPeer, packageName, appIcon, null, autocryptPeerIntent);
+                    0, false, false, autocryptPeer, packageName, appIcon, null, autocryptPeerIntent);
         }
     }
 

OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/keyview/presenter/IdentitiesPresenter.java

@@ -18,20 +18,17 @@
 package org.sufficientlysecure.keychain.ui.keyview.presenter;
 
 
-import java.io.IOException;
 import java.util.List;
 
 import android.arch.lifecycle.LiveData;
 import android.arch.lifecycle.Observer;
 import android.content.Context;
 import android.content.Intent;
-import android.net.Uri;
 import android.support.annotation.Nullable;
 import android.view.View;
 
 import org.sufficientlysecure.keychain.provider.AutocryptPeerDao;
 import org.sufficientlysecure.keychain.provider.KeychainContract.KeyRings;
-import org.sufficientlysecure.keychain.provider.KeychainContract.UserPackets;
 import org.sufficientlysecure.keychain.ui.adapter.IdentityAdapter;
 import org.sufficientlysecure.keychain.ui.adapter.IdentityAdapter.IdentityClickListener;
 import org.sufficientlysecure.keychain.ui.dialog.UserIdInfoDialogFragment;
@@ -114,17 +111,14 @@ public class IdentitiesPresenter implements Observer<List<IdentityInfo>> {
     }
 
     private void showLinkedId(final LinkedIdInfo info) {
-        Uri dataUri = UserPackets.buildLinkedIdsUri(KeyRings.buildGenericKeyRingUri(masterKeyId));
-        LinkedIdViewFragment frag = LinkedIdViewFragment.newInstance(dataUri, info.getRank(), isSecret, masterKeyId);
+        LinkedIdViewFragment frag = LinkedIdViewFragment.newInstance(masterKeyId, info.getRank(), isSecret);
 
         viewKeyMvpView.switchToFragment(frag, "linked_id");
     }
 
     private void showUserIdInfo(UserIdInfo info) {
         if (!isSecret) {
-            final int isVerified = info.getVerified();
-
-            UserIdInfoDialogFragment dialogFragment = UserIdInfoDialogFragment.newInstance(false, isVerified);
+            UserIdInfoDialogFragment dialogFragment = UserIdInfoDialogFragment.newInstance(false, info.isVerified());
             viewKeyMvpView.showDialogFragment(dialogFragment, "userIdInfoDialog");
         }
     }

OpenKeychain/src/main/res/values/strings.xml

@@ -727,8 +727,6 @@
     <string name="user_id_info_certified_text">"This identity has been confirmed by you."</string>
     <string name="user_id_info_uncertified_title">"Not confirmed"</string>
     <string name="user_id_info_uncertified_text">"This identity has not been confirmed yet. You cannot be sure if the identity really corresponds to a specific person."</string>
-    <string name="user_id_info_invalid_title">"Invalid"</string>
-    <string name="user_id_info_invalid_text">"Something is wrong with this identity!"</string>
 
     <!-- Key trust -->
     <string name="key_trust_no_cloud_evidence">"No proof from the Internet on this key’s trustworthiness."</string>

OpenKeychain/src/main/sqldelight/org/sufficientlysecure/keychain/Certs.sq

@@ -1,10 +1,12 @@
+import java.lang.Integer;
+
 -- TODO implement. this is only here for reference in SQLDelight
 CREATE TABLE IF NOT EXISTS certs(
     master_key_id INTEGER NOT NULL,
     rank INTEGER NOT NULL,
     key_id_certifier INTEGER NOT NULL,
     type INTEGER NOT NULL,
-    verified INTEGER NOT NULL,
+    verified INTEGER AS Integer NOT NULL,
     creation INTEGER NOT NULL,
     data BLOB NOT NULL,
     PRIMARY KEY(master_key_id, rank, key_id_certifier),

OpenKeychain/src/main/sqldelight/org/sufficientlysecure/keychain/UserPackets.sq

@@ -1,15 +1,35 @@
+import java.lang.Integer;
+
 CREATE TABLE IF NOT EXISTS user_packets(
-    master_key_id INTEGER,
+    master_key_id INTEGER NOT NULL,
+    rank INTEGER AS Integer NOT NULL,
     type INTEGER,
     user_id TEXT,
     name TEXT,
     email TEXT,
     comment TEXT,
     attribute_data BLOB,
-    is_primary INTEGER,
-    is_revoked INTEGER,
-    rank INTEGER,
+    is_primary INTEGER AS Boolean NOT NULL,
+    is_revoked INTEGER AS Boolean NOT NULL,
     PRIMARY KEY(master_key_id, rank),
     FOREIGN KEY(master_key_id) REFERENCES
     keyrings_public(master_key_id) ON DELETE CASCADE
-);
+);
+
+selectUserIdsByMasterKeyId:
+SELECT user_packets.master_key_id, user_packets.rank, user_id, name, email, comment, is_primary, is_revoked, certs.verified
+    FROM user_packets
+        LEFT JOIN certs ON ( user_packets.master_key_id = certs.master_key_id AND user_packets.rank = certs.rank AND certs.verified > 0 )
+    WHERE user_packets.type IS NULL AND user_packets.is_revoked = 0 AND user_packets.master_key_id = ?;
+
+selectUserAttributesByTypeAndMasterKeyId:
+SELECT user_packets.master_key_id, user_packets.rank, attribute_data, is_primary, is_revoked, certs.verified
+    FROM user_packets
+        LEFT JOIN certs ON ( user_packets.master_key_id = certs.master_key_id AND user_packets.rank = certs.rank AND certs.verified > 0 )
+    WHERE user_packets.type = ? AND user_packets.is_revoked = 0 AND user_packets.master_key_id = ?;
+
+selectSpecificUserAttribute:
+SELECT user_packets.master_key_id, user_packets.rank, attribute_data, is_primary, is_revoked, certs.verified
+    FROM user_packets
+        LEFT JOIN certs ON ( user_packets.master_key_id = certs.master_key_id AND user_packets.rank = certs.rank AND certs.verified > 0 )
+    WHERE user_packets.type = ? AND user_packets.master_key_id = ? AND user_packets.rank = ?;