Doing progress on the Preference dialog chaos

1 files changed, 332 insertions, 0 deletions

diff --git a/src/de/blinkt/openvpn/BasicSettings.java b/src/de/blinkt/openvpn/BasicSettings.java
new file mode 100644
index 00000000..271b8085
--- /dev/null
+++ b/src/de/blinkt/openvpn/BasicSettings.java
@@ -0,0 +1,332 @@
+/*
+ * Copyright (C) 2011 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package de.blinkt.openvpn;
+
+import java.io.FileNotFoundException;
+import java.io.FileOutputStream;
+import java.io.FileWriter;
+import java.io.IOException;
+import java.security.KeyStore;
+import java.security.KeyStoreException;
+import java.security.NoSuchAlgorithmException;
+import java.security.PrivateKey;
+import java.security.cert.CertificateException;
+import java.security.cert.X509Certificate;
+import java.util.HashMap;
+import java.util.Random;
+import java.util.Vector;
+
+import javax.net.ssl.TrustManagerFactory;
+import javax.net.ssl.X509TrustManager;
+
+import android.app.Activity;
+import android.app.Fragment;
+import android.content.Context;
+import android.content.Intent;
+import android.content.SharedPreferences;
+import android.net.VpnService;
+import android.os.Bundle;
+import android.os.Handler;
+import android.os.Handler.Callback;
+import android.os.Message;
+import android.security.KeyChain;
+import android.security.KeyChainAliasCallback;
+import android.security.KeyChainException;
+import android.util.Log;
+import android.view.LayoutInflater;
+import android.view.View;
+import android.view.ViewGroup;
+import android.widget.AdapterView;
+import android.widget.AdapterView.OnItemSelectedListener;
+import android.widget.CheckBox;
+import android.widget.CompoundButton;
+import android.widget.CompoundButton.OnCheckedChangeListener;
+import android.widget.EditText;
+import android.widget.Spinner;
+import android.widget.TextView;
+import android.widget.ToggleButton;
+
+import com.lamerman.FileDialog;
+
+import de.blinkt.openvpn.R.id;
+
+public class BasicSettings extends Fragment implements View.OnClickListener, OnItemSelectedListener, Callback, OnCheckedChangeListener {
+	private static final String TAG = "OpenVpnClient";
+
+
+	private static final int START_OPENVPN = 0;
+	private static final int CHOOSE_FILE_OFFSET = 1000;
+	private static final int UPDATE_ALIAS = 20;
+
+	private static final String PREFS_NAME = "OVPN_SERVER";
+
+	private static final String OVPNCONFIGFILE = "android.conf";
+	private static final String OVPNCONFIGPKCS12 = "android.pkcs12";
+
+
+	private TextView mServerAddress;
+	private TextView mServerPort;
+	private FileSelectLayout mClientCert;
+	private FileSelectLayout mCaCert;
+	private FileSelectLayout mClientKey;
+	private TextView mAliasName;
+	private CheckBox mUseLzo;
+	private ToggleButton mTcpUdp;
+	private Spinner mType;
+	private FileSelectLayout mpkcs12;
+	private TextView mPKCS12Password;
+
+	private Handler mHandler;
+
+
+	private CheckBox mUseTlsAuth;
+
+
+	private CheckBox mShowAdvanced;
+
+
+	private FileSelectLayout mTlsFile;
+
+	private HashMap<Integer, FileSelectLayout> fileselects = new HashMap<Integer, FileSelectLayout>();
+
+
+	private Spinner mTLSDirection;
+
+
+	private EditText mUserName;
+
+
+	private EditText mPassword;
+
+
+	private View mView;
+
+
+	private VpnProfile mProfile;
+
+
+
+	private void addFileSelectLayout (FileSelectLayout fsl) {
+		int i = fileselects.size() + CHOOSE_FILE_OFFSET;
+		fileselects.put(i, fsl);
+		fsl.setActivity(getActivity(),i);
+	}
+
+	public void onCreate(Bundle savedInstanceState) {
+		super.onCreate(savedInstanceState);
+	}
+
+	@Override
+	public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
+		
+		mView = inflater.inflate(R.layout.basic_settings,container,false);
+
+
+		mServerAddress = (TextView) mView.findViewById(R.id.address);
+		mServerPort = (TextView) mView.findViewById(R.id.port);
+		mClientCert = (FileSelectLayout) mView.findViewById(R.id.certselect);
+		mClientKey = (FileSelectLayout) mView.findViewById(R.id.keyselect);
+		mCaCert = (FileSelectLayout) mView.findViewById(R.id.caselect);
+		mpkcs12 = (FileSelectLayout) mView.findViewById(R.id.pkcs12select);
+		mUseLzo = (CheckBox) mView.findViewById(R.id.lzo);
+		mTcpUdp = (ToggleButton) mView.findViewById(id.tcpudp);
+		mType = (Spinner) mView.findViewById(R.id.type);
+		mPKCS12Password = (TextView) mView.findViewById(R.id.pkcs12password);
+		mAliasName = (TextView) mView.findViewById(R.id.aliasname);
+		mUseTlsAuth = (CheckBox) mView.findViewById(R.id.useTLSAuth);
+		mTLSDirection = (Spinner) mView.findViewById(R.id.tls_direction);
+
+		mShowAdvanced = (CheckBox) mView.findViewById(R.id.show_advanced);
+		mTlsFile = (FileSelectLayout) mView.findViewById(R.id.tlsAuth);		
+		mUserName = (EditText) mView.findViewById(R.id.auth_username);
+		mPassword = (EditText) mView.findViewById(R.id.auth_password);
+		
+
+		addFileSelectLayout(mCaCert);
+		addFileSelectLayout(mClientCert);
+		addFileSelectLayout(mClientKey);
+		addFileSelectLayout(mTlsFile);
+		addFileSelectLayout(mpkcs12);
+
+		loadPreferences();
+
+		mType.setOnItemSelectedListener(this);
+
+		mShowAdvanced.setOnCheckedChangeListener(this);
+		mUseTlsAuth.setOnCheckedChangeListener(this);
+
+
+		mView.findViewById(R.id.select_keystore_button).setOnClickListener(this);
+		mView.findViewById(R.id.about).setOnClickListener(this);
+		mView.findViewById(R.id.connect).setOnClickListener(this);		
+
+		if (mHandler == null) {
+			mHandler = new Handler(this);
+		}
+		return mView;
+	}
+
+
+	@Override
+	public void onItemSelected(AdapterView<?> parent, View view, int position, long id) {
+		if (parent == mType) {
+			changeType(position);
+		}
+	}
+
+
+
+	private void changeType(int type){
+		// hide everything
+		mView.findViewById(R.id.pkcs12).setVisibility(View.GONE);
+		mView.findViewById(R.id.certs).setVisibility(View.GONE);
+		mView.findViewById(R.id.statickeys).setVisibility(View.GONE);
+		mView.findViewById(R.id.keystore).setVisibility(View.GONE);
+
+		switch(type) {
+		case VpnProfile.TYPE_CERTIFICATES:
+			mView.findViewById(R.id.certs).setVisibility(View.VISIBLE);
+			break;
+		case VpnProfile.TYPE_PKCS12:
+			mView.findViewById(R.id.pkcs12).setVisibility(View.VISIBLE);
+			break;
+		case VpnProfile.TYPE_STATICKEYS:
+			mView.findViewById(R.id.statickeys).setVisibility(View.VISIBLE);
+			break;
+		case VpnProfile.TYPE_KEYSTORE:
+			mView.findViewById(R.id.keystore).setVisibility(View.VISIBLE);
+			break;
+			
+		case VpnProfile.TYPE_USERPASS:
+			mView.findViewById(R.id.userpassword).setVisibility(View.VISIBLE);
+		}
+
+
+	}
+
+	private void loadPreferences() {
+		mProfile = ((VPNPreferences)getActivity()).getVPNProfile();
+		
+		mClientCert.setData(mProfile.mClientCertFilename);
+		mClientKey.setData(mProfile.mClientKeyFilename);
+		mCaCert.setData(mProfile.mCaFilename);
+
+		mUseLzo.setChecked(mProfile.mUseLzo);
+		mServerPort.setText(mProfile.mServerPort);
+		mServerAddress.setText(mProfile.mServerName);
+		mTcpUdp.setChecked(mProfile.mUseUdp);
+		mType.setSelection(mProfile.mAuthenticationType);
+		mpkcs12.setData(mProfile.mPKCS12Filename);
+		mPKCS12Password.setText(mProfile.mPKCS12Password);
+
+		mUseTlsAuth.setChecked(mProfile.mUseTLSAuth);
+		onCheckedChanged(mUseTlsAuth,mUseTlsAuth.isChecked());
+		
+		mTlsFile.setData(mProfile.mTLSAuthFilename);
+		mTLSDirection.setSelection(mProfile.mTLSAuthDirection);
+		setAlias();
+
+	}
+
+	private void savePreferences() {
+		// We need an Editor object to make preference changes.
+		// All objects are from android.context.Context
+
+		
+		mProfile.mCaFilename = mCaCert.getData();
+		mProfile.mClientCertFilename = mClientCert.getData();
+		mProfile.mClientKeyFilename = mClientKey.getData();
+
+		mProfile.mUseLzo = mUseLzo.isChecked();
+		mProfile.mServerPort =mServerPort.getText().toString();
+		mProfile.mServerName = mServerAddress.getText().toString();
+		mProfile.mUseUdp = mTcpUdp.isChecked();
+
+		mProfile.mAuthenticationType = mType.getSelectedItemPosition();
+		mProfile.mPKCS12Filename = mpkcs12.getData();
+		mProfile.mPKCS12Password = mPKCS12Password.getText().toString();
+		mProfile.mUseTLSAuth =mUseTlsAuth.isChecked();
+		mProfile.mTLSAuthFilename= mTlsFile.getData();
+		mProfile.mTLSAuthDirection =mTLSDirection.getSelectedItemPosition();
+		// Commit the edits!
+
+	}
+
+
+	private void setAlias() {
+		if(mProfile.mAlias == null) {
+			mAliasName.setText(R.string.client_no_certificate);
+		} else {
+			mAliasName.setText(mProfile.mAlias);
+		}
+	}
+
+	public void showCertDialog () {
+		KeyChain.choosePrivateKeyAlias(getActivity(),
+				new KeyChainAliasCallback() {
+
+			public void alias(String alias) {
+				// Credential alias selected.  Remember the alias selection for future use.
+				mProfile.mAlias=alias;
+				mHandler.sendEmptyMessage(UPDATE_ALIAS);
+			}
+
+
+		},
+		new String[] {"RSA", "DSA"}, // List of acceptable key types. null for any
+		null,                        // issuer, null for any
+		"internal.example.com",      // host name of server requesting the cert, null if unavailable
+		443,                         // port of server requesting the cert, -1 if unavailable
+		null);                       // alias to preselect, null if unavailable
+	}
+
+	@Override
+	public void onClick(View v) {
+		if (v == mView.findViewById(R.id.select_keystore_button)) {
+			showCertDialog();
+		}
+	}
+
+
+
+	@Override
+	public void onNothingSelected(AdapterView<?> parent) {
+	}
+
+
+	@Override
+	public boolean handleMessage(Message msg) {
+		setAlias();
+		return true;
+	}
+
+
+	@Override
+	public void onCheckedChanged(CompoundButton buttonView, boolean isChecked) {
+		int visibility;
+		if(isChecked) 
+			visibility =View.VISIBLE;
+		else 
+			visibility =View.GONE;
+
+		if(buttonView==mShowAdvanced) {
+			mView.findViewById(R.id.advanced_options).setVisibility(visibility);
+		} else if (buttonView == mUseTlsAuth) {
+			mView.findViewById(R.id.tlsauth_options).setVisibility(visibility);
+		}
+	}
+}