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-rw-r--r--OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/ViewKeyFragment.java232
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diff --git a/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/ViewKeyFragment.java b/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/ViewKeyFragment.java
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+/*
+ * Copyright (C) 2014 Dominik Schürmann <dominik@dominikschuermann.de>
+ * Copyright (C) 2014 Vincent Breitmoser <v.breitmoser@mugenguild.com>
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+package org.sufficientlysecure.keychain.ui;
+
+import android.database.Cursor;
+import android.net.Uri;
+import android.os.Bundle;
+import android.support.v4.app.LoaderManager;
+import android.support.v4.content.CursorLoader;
+import android.support.v4.content.Loader;
+import android.view.LayoutInflater;
+import android.view.View;
+import android.view.ViewGroup;
+import android.widget.AdapterView;
+import android.widget.ListView;
+
+import org.sufficientlysecure.keychain.Constants;
+import org.sufficientlysecure.keychain.R;
+import org.sufficientlysecure.keychain.compatibility.DialogFragmentWorkaround;
+import org.sufficientlysecure.keychain.provider.KeychainContract;
+import org.sufficientlysecure.keychain.provider.KeychainContract.UserPackets;
+import org.sufficientlysecure.keychain.provider.ProviderHelper;
+import org.sufficientlysecure.keychain.ui.adapter.UserIdsAdapter;
+import org.sufficientlysecure.keychain.ui.dialog.UserIdInfoDialogFragment;
+import org.sufficientlysecure.keychain.util.Log;
+
+import java.util.Date;
+
+public class ViewKeyFragment extends LoaderFragment implements
+ LoaderManager.LoaderCallbacks<Cursor> {
+
+ public static final String ARG_DATA_URI = "uri";
+
+ private ListView mUserIds;
+
+ boolean mIsSecret = false;
+
+ private static final int LOADER_ID_UNIFIED = 0;
+ private static final int LOADER_ID_USER_IDS = 1;
+
+ private UserIdsAdapter mUserIdsAdapter;
+
+ private Uri mDataUri;
+
+ ProviderHelper mProviderHelper;
+
+ /**
+ * Creates new instance of this fragment
+ */
+ public static ViewKeyFragment newInstance(Uri dataUri) {
+ ViewKeyFragment frag = new ViewKeyFragment();
+ Bundle args = new Bundle();
+ args.putParcelable(ARG_DATA_URI, dataUri);
+
+ frag.setArguments(args);
+
+ return frag;
+ }
+
+ @Override
+ public View onCreateView(LayoutInflater inflater, ViewGroup superContainer, Bundle savedInstanceState) {
+ View root = super.onCreateView(inflater, superContainer, savedInstanceState);
+ View view = inflater.inflate(R.layout.view_key_fragment, getContainer());
+
+ mProviderHelper = new ProviderHelper(getActivity());
+
+ mUserIds = (ListView) view.findViewById(R.id.view_key_user_ids);
+
+ mUserIds.setOnItemClickListener(new AdapterView.OnItemClickListener() {
+ @Override
+ public void onItemClick(AdapterView<?> parent, View view, int position, long id) {
+ showUserIdInfo(position);
+ }
+ });
+
+ return root;
+ }
+
+ private void showUserIdInfo(final int position) {
+ if (!mIsSecret) {
+ final boolean isRevoked = mUserIdsAdapter.getIsRevoked(position);
+ final int isVerified = mUserIdsAdapter.getIsVerified(position);
+
+ DialogFragmentWorkaround.INTERFACE.runnableRunDelayed(new Runnable() {
+ public void run() {
+ UserIdInfoDialogFragment dialogFragment =
+ UserIdInfoDialogFragment.newInstance(isRevoked, isVerified);
+
+ dialogFragment.show(getActivity().getSupportFragmentManager(), "userIdInfoDialog");
+ }
+ });
+ }
+ }
+
+ @Override
+ public void onActivityCreated(Bundle savedInstanceState) {
+ super.onActivityCreated(savedInstanceState);
+
+ Uri dataUri = getArguments().getParcelable(ARG_DATA_URI);
+ if (dataUri == null) {
+ Log.e(Constants.TAG, "Data missing. Should be Uri of key!");
+ getActivity().finish();
+ return;
+ }
+
+ loadData(dataUri);
+ }
+
+
+ // These are the rows that we will retrieve.
+ static final String[] UNIFIED_PROJECTION = new String[]{
+ KeychainContract.KeyRings._ID,
+ KeychainContract.KeyRings.MASTER_KEY_ID,
+ KeychainContract.KeyRings.USER_ID,
+ KeychainContract.KeyRings.IS_REVOKED,
+ KeychainContract.KeyRings.EXPIRY,
+ KeychainContract.KeyRings.VERIFIED,
+ KeychainContract.KeyRings.HAS_ANY_SECRET,
+ KeychainContract.KeyRings.FINGERPRINT,
+ KeychainContract.KeyRings.HAS_ENCRYPT
+ };
+
+ static final int INDEX_MASTER_KEY_ID = 1;
+ static final int INDEX_USER_ID = 2;
+ static final int INDEX_IS_REVOKED = 3;
+ static final int INDEX_EXPIRY = 4;
+ static final int INDEX_VERIFIED = 5;
+ static final int INDEX_HAS_ANY_SECRET = 6;
+ static final int INDEX_FINGERPRINT = 7;
+ static final int INDEX_HAS_ENCRYPT = 8;
+
+ private void loadData(Uri dataUri) {
+ mDataUri = dataUri;
+
+ Log.i(Constants.TAG, "mDataUri: " + mDataUri.toString());
+
+ // Prepare the loaders. Either re-connect with an existing ones,
+ // or start new ones.
+ getLoaderManager().initLoader(LOADER_ID_UNIFIED, null, this);
+ }
+
+ // don't show revoked user ids here, irrelevant for average users
+ public static final String USER_IDS_WHERE = UserPackets.IS_REVOKED + " = 0";
+
+ public Loader<Cursor> onCreateLoader(int id, Bundle args) {
+ setContentShown(false);
+
+ switch (id) {
+ case LOADER_ID_UNIFIED: {
+ Uri baseUri = KeychainContract.KeyRings.buildUnifiedKeyRingUri(mDataUri);
+ return new CursorLoader(getActivity(), baseUri, UNIFIED_PROJECTION, null, null, null);
+ }
+ case LOADER_ID_USER_IDS: {
+ Uri baseUri = UserPackets.buildUserIdsUri(mDataUri);
+ return new CursorLoader(getActivity(), baseUri,
+ UserIdsAdapter.USER_IDS_PROJECTION, USER_IDS_WHERE, null, null);
+ }
+
+ default:
+ return null;
+ }
+ }
+
+ public void onLoadFinished(Loader<Cursor> loader, Cursor data) {
+ /* TODO better error handling? May cause problems when a key is deleted,
+ * because the notification triggers faster than the activity closes.
+ */
+ // Avoid NullPointerExceptions...
+ if (data.getCount() == 0) {
+ return;
+ }
+ // Swap the new cursor in. (The framework will take care of closing the
+ // old cursor once we return.)
+ switch (loader.getId()) {
+ case LOADER_ID_UNIFIED: {
+ if (data.moveToFirst()) {
+
+ mIsSecret = data.getInt(INDEX_HAS_ANY_SECRET) != 0;
+ boolean hasEncrypt = data.getInt(INDEX_HAS_ENCRYPT) != 0;
+ boolean isRevoked = data.getInt(INDEX_IS_REVOKED) > 0;
+ boolean isExpired = !data.isNull(INDEX_EXPIRY)
+ && new Date(data.getLong(INDEX_EXPIRY) * 1000).before(new Date());
+ boolean isVerified = data.getInt(INDEX_VERIFIED) > 0;
+
+ // load user ids after we know if it's a secret key
+ mUserIdsAdapter = new UserIdsAdapter(getActivity(), null, 0, false, !mIsSecret, null);
+ mUserIds.setAdapter(mUserIdsAdapter);
+ getLoaderManager().initLoader(LOADER_ID_USER_IDS, null, this);
+
+ break;
+ }
+ }
+
+ case LOADER_ID_USER_IDS: {
+ mUserIdsAdapter.swapCursor(data);
+ break;
+ }
+
+ }
+ setContentShown(true);
+ }
+
+ /**
+ * This is called when the last Cursor provided to onLoadFinished() above is about to be closed.
+ * We need to make sure we are no longer using it.
+ */
+ public void onLoaderReset(Loader<Cursor> loader) {
+ switch (loader.getId()) {
+ case LOADER_ID_USER_IDS: {
+ mUserIdsAdapter.swapCursor(null);
+ break;
+ }
+ }
+ }
+
+}
generated by cgit v1.2.3 (git 2.25.1) at 2024-06-01 13:34:45 +0000