354 lines
13 KiB
Java
354 lines
13 KiB
Java
/*
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* Copyright (C) 2012 Dominik Schürmann <dominik@dominikschuermann.de>
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* Copyright (C) 2010 Thialfihar <thi@thialfihar.org>
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package org.sufficientlysecure.keychain.ui;
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import java.util.ArrayList;
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import java.util.List;
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import org.sufficientlysecure.keychain.Constants;
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import org.sufficientlysecure.keychain.Id;
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import org.sufficientlysecure.keychain.helper.PgpHelper;
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import org.sufficientlysecure.keychain.helper.Preferences;
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import org.sufficientlysecure.keychain.service.KeychainIntentService;
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import org.sufficientlysecure.keychain.service.KeychainIntentServiceHandler;
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import org.sufficientlysecure.keychain.util.Log;
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import org.sufficientlysecure.keychain.util.KeyServer.KeyInfo;
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import org.sufficientlysecure.keychain.R;
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import com.actionbarsherlock.app.SherlockFragmentActivity;
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import com.actionbarsherlock.view.MenuItem;
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import android.app.Activity;
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import android.app.ProgressDialog;
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import android.content.Context;
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import android.content.Intent;
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import android.os.Bundle;
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import android.os.Message;
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import android.os.Messenger;
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import android.view.LayoutInflater;
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import android.view.View;
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import android.view.View.OnClickListener;
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import android.view.ViewGroup;
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import android.widget.AdapterView;
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import android.widget.AdapterView.OnItemClickListener;
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import android.widget.ArrayAdapter;
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import android.widget.BaseAdapter;
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import android.widget.Button;
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import android.widget.EditText;
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import android.widget.LinearLayout;
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import android.widget.LinearLayout.LayoutParams;
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import android.widget.ListView;
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import android.widget.Spinner;
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import android.widget.TextView;
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import android.widget.Toast;
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public class KeyServerQueryActivity extends SherlockFragmentActivity {
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// possible intent actions for this activity
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public static final String ACTION_LOOK_UP_KEY_ID = Constants.INTENT_PREFIX + "LOOK_UP_KEY_ID";
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public static final String ACTION_LOOK_UP_KEY_ID_AND_RETURN = Constants.INTENT_PREFIX
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+ "LOOK_UP_KEY_ID_AND_RETURN";
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public static final String EXTRA_KEY_ID = "keyId";
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public static final String RESULT_EXTRA_TEXT = "text";
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private ListView mList;
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private EditText mQuery;
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private Button mSearch;
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private KeyInfoListAdapter mAdapter;
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private Spinner mKeyServer;
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private int mQueryType;
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private String mQueryString;
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private long mQueryId;
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private volatile List<KeyInfo> mSearchResult;
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private volatile String mKeyData;
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@Override
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public boolean onOptionsItemSelected(MenuItem item) {
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switch (item.getItemId()) {
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case android.R.id.home:
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// app icon in Action Bar clicked; go home
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Intent intent = new Intent(this, KeyListPublicActivity.class);
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intent.addFlags(Intent.FLAG_ACTIVITY_CLEAR_TOP);
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startActivity(intent);
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return true;
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default:
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break;
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}
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return false;
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}
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@Override
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protected void onCreate(Bundle savedInstanceState) {
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super.onCreate(savedInstanceState);
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setContentView(R.layout.key_server_query_layout);
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mQuery = (EditText) findViewById(R.id.query);
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mSearch = (Button) findViewById(R.id.btn_search);
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mList = (ListView) findViewById(R.id.list);
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mAdapter = new KeyInfoListAdapter(this);
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mList.setAdapter(mAdapter);
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mKeyServer = (Spinner) findViewById(R.id.keyServer);
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ArrayAdapter<String> adapter = new ArrayAdapter<String>(this,
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android.R.layout.simple_spinner_item, Preferences.getPreferences(this)
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.getKeyServers());
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adapter.setDropDownViewResource(android.R.layout.simple_spinner_dropdown_item);
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mKeyServer.setAdapter(adapter);
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if (adapter.getCount() > 0) {
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mKeyServer.setSelection(0);
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} else {
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mSearch.setEnabled(false);
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}
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mList.setOnItemClickListener(new OnItemClickListener() {
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public void onItemClick(AdapterView<?> adapter, View view, int position, long keyId) {
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get(keyId);
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}
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});
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mSearch.setOnClickListener(new OnClickListener() {
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public void onClick(View v) {
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String query = mQuery.getText().toString();
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search(query);
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}
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});
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Intent intent = getIntent();
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String action = intent.getAction();
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if (ACTION_LOOK_UP_KEY_ID.equals(action) || ACTION_LOOK_UP_KEY_ID_AND_RETURN.equals(action)) {
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long keyId = intent.getLongExtra(EXTRA_KEY_ID, 0);
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if (keyId != 0) {
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String query = "0x" + PgpHelper.keyToHex(keyId);
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mQuery.setText(query);
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search(query);
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}
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}
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}
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private void search(String query) {
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mQueryType = Id.keyserver.search;
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mQueryString = query;
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mAdapter.setKeys(new ArrayList<KeyInfo>());
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start();
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}
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private void get(long keyId) {
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mQueryType = Id.keyserver.get;
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mQueryId = keyId;
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start();
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}
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private void start() {
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Log.d(Constants.TAG, "start search with service");
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// Send all information needed to service to query keys in other thread
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Intent intent = new Intent(this, KeychainIntentService.class);
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intent.setAction(KeychainIntentService.ACTION_QUERY_KEYRING);
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// fill values for this action
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Bundle data = new Bundle();
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String server = (String) mKeyServer.getSelectedItem();
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data.putString(KeychainIntentService.QUERY_KEY_SERVER, server);
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data.putInt(KeychainIntentService.QUERY_KEY_TYPE, mQueryType);
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if (mQueryType == Id.keyserver.search) {
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data.putString(KeychainIntentService.QUERY_KEY_STRING, mQueryString);
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} else if (mQueryType == Id.keyserver.get) {
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data.putLong(KeychainIntentService.QUERY_KEY_ID, mQueryId);
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}
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intent.putExtra(KeychainIntentService.EXTRA_DATA, data);
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// Message is received after querying is done in ApgService
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KeychainIntentServiceHandler saveHandler = new KeychainIntentServiceHandler(this,
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R.string.progress_querying, ProgressDialog.STYLE_SPINNER) {
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public void handleMessage(Message message) {
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// handle messages by standard ApgHandler first
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super.handleMessage(message);
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if (message.arg1 == KeychainIntentServiceHandler.MESSAGE_OKAY) {
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// get returned data bundle
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Bundle returnData = message.getData();
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if (mQueryType == Id.keyserver.search) {
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mSearchResult = returnData
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.getParcelableArrayList(KeychainIntentService.RESULT_QUERY_KEY_SEARCH_RESULT);
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} else if (mQueryType == Id.keyserver.get) {
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mKeyData = returnData.getString(KeychainIntentService.RESULT_QUERY_KEY_KEY_DATA);
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}
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// TODO: IMPROVE CODE!!! some global variables can be avoided!!!
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if (mQueryType == Id.keyserver.search) {
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if (mSearchResult != null) {
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Toast.makeText(KeyServerQueryActivity.this,
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getString(R.string.keysFound, mSearchResult.size()),
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Toast.LENGTH_SHORT).show();
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mAdapter.setKeys(mSearchResult);
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}
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} else if (mQueryType == Id.keyserver.get) {
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Intent orgIntent = getIntent();
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if (ACTION_LOOK_UP_KEY_ID_AND_RETURN.equals(orgIntent.getAction())) {
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if (mKeyData != null) {
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Intent intent = new Intent();
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intent.putExtra(RESULT_EXTRA_TEXT, mKeyData);
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setResult(RESULT_OK, intent);
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} else {
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setResult(RESULT_CANCELED);
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}
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finish();
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} else {
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if (mKeyData != null) {
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Intent intent = new Intent(KeyServerQueryActivity.this,
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ImportKeysActivity.class);
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intent.setAction(ImportKeysActivity.ACTION_IMPORT);
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intent.putExtra(ImportKeysActivity.EXTRA_TEXT, mKeyData);
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startActivity(intent);
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}
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}
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}
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}
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};
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};
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// Create a new Messenger for the communication back
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Messenger messenger = new Messenger(saveHandler);
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intent.putExtra(KeychainIntentService.EXTRA_MESSENGER, messenger);
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// show progress dialog
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saveHandler.showProgressDialog(this);
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// start service with intent
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startService(intent);
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}
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public class KeyInfoListAdapter extends BaseAdapter {
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protected LayoutInflater mInflater;
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protected Activity mActivity;
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protected List<KeyInfo> mKeys;
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public KeyInfoListAdapter(Activity activity) {
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mActivity = activity;
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mInflater = (LayoutInflater) activity.getSystemService(Context.LAYOUT_INFLATER_SERVICE);
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mKeys = new ArrayList<KeyInfo>();
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}
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public void setKeys(List<KeyInfo> keys) {
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mKeys = keys;
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notifyDataSetChanged();
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}
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@Override
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public boolean hasStableIds() {
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return true;
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}
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public int getCount() {
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return mKeys.size();
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}
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public Object getItem(int position) {
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return mKeys.get(position);
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}
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public long getItemId(int position) {
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return mKeys.get(position).keyId;
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}
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public View getView(int position, View convertView, ViewGroup parent) {
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KeyInfo keyInfo = mKeys.get(position);
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View view = mInflater.inflate(R.layout.key_server_query_result_item, null);
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TextView mainUserId = (TextView) view.findViewById(R.id.mainUserId);
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mainUserId.setText(R.string.unknownUserId);
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TextView mainUserIdRest = (TextView) view.findViewById(R.id.mainUserIdRest);
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mainUserIdRest.setText("");
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TextView keyId = (TextView) view.findViewById(R.id.keyId);
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keyId.setText(R.string.noKey);
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TextView algorithm = (TextView) view.findViewById(R.id.algorithm);
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algorithm.setText("");
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TextView status = (TextView) view.findViewById(R.id.status);
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status.setText("");
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String userId = keyInfo.userIds.get(0);
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if (userId != null) {
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String chunks[] = userId.split(" <", 2);
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userId = chunks[0];
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if (chunks.length > 1) {
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mainUserIdRest.setText("<" + chunks[1]);
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}
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mainUserId.setText(userId);
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}
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keyId.setText(PgpHelper.getSmallFingerPrint(keyInfo.keyId));
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if (mainUserIdRest.getText().length() == 0) {
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mainUserIdRest.setVisibility(View.GONE);
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}
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algorithm.setText("" + keyInfo.size + "/" + keyInfo.algorithm);
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if (keyInfo.revoked != null) {
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status.setText("revoked");
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} else {
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status.setVisibility(View.GONE);
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}
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LinearLayout ll = (LinearLayout) view.findViewById(R.id.list);
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if (keyInfo.userIds.size() == 1) {
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ll.setVisibility(View.GONE);
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} else {
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boolean first = true;
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boolean second = true;
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for (String uid : keyInfo.userIds) {
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if (first) {
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first = false;
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continue;
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}
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if (!second) {
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View sep = new View(mActivity);
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sep.setLayoutParams(new LayoutParams(LayoutParams.MATCH_PARENT, 1));
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sep.setBackgroundResource(android.R.drawable.divider_horizontal_dark);
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ll.addView(sep);
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}
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TextView uidView = (TextView) mInflater.inflate(
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R.layout.key_server_query_result_user_id, null);
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uidView.setText(uid);
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ll.addView(uidView);
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second = false;
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}
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}
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return view;
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}
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}
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}
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