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package de.blinkt.openvpn.fragments;
import android.app.Activity;
import android.content.Intent;
import android.os.Bundle;
import android.os.Environment;
import android.preference.CheckBoxPreference;
import android.preference.EditTextPreference;
import android.preference.ListPreference;
import android.preference.Preference;
import android.preference.Preference.OnPreferenceChangeListener;
import android.preference.Preference.OnPreferenceClickListener;
import android.preference.SwitchPreference;
import android.util.Pair;
import de.blinkt.openvpn.FileSelect;
import de.blinkt.openvpn.R;
import de.blinkt.openvpn.RemoteCNPreference;
import de.blinkt.openvpn.VpnProfile;
public class Settings_Authentication extends OpenVpnPreferencesFragment implements OnPreferenceChangeListener, OnPreferenceClickListener {
private static final int SELECT_TLS_FILE = 23223232;
private CheckBoxPreference mExpectTLSCert;
private CheckBoxPreference mCheckRemoteCN;
private RemoteCNPreference mRemoteCN;
private ListPreference mTLSAuthDirection;
private Preference mTLSAuthFile;
private SwitchPreference mUseTLSAuth;
private EditTextPreference mCipher;
private String mTlsAuthFileData;
private EditTextPreference mAuth;
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
// Load the preferences from an XML resource
addPreferencesFromResource(R.xml.vpn_authentification);
mExpectTLSCert = (CheckBoxPreference) findPreference("remoteServerTLS");
mCheckRemoteCN = (CheckBoxPreference) findPreference("checkRemoteCN");
mRemoteCN = (RemoteCNPreference) findPreference("remotecn");
mRemoteCN.setOnPreferenceChangeListener(this);
mUseTLSAuth = (SwitchPreference) findPreference("useTLSAuth" );
mTLSAuthFile = findPreference("tlsAuthFile");
mTLSAuthDirection = (ListPreference) findPreference("tls_direction");
mTLSAuthFile.setOnPreferenceClickListener(this);
mCipher =(EditTextPreference) findPreference("cipher");
mCipher.setOnPreferenceChangeListener(this);
mAuth =(EditTextPreference) findPreference("auth");
mAuth.setOnPreferenceChangeListener(this);
loadSettings();
}
@Override
protected void loadSettings() {
mExpectTLSCert.setChecked(mProfile.mExpectTLSCert);
mCheckRemoteCN.setChecked(mProfile.mCheckRemoteCN);
mRemoteCN.setDN(mProfile.mRemoteCN);
mRemoteCN.setAuthType(mProfile.mX509AuthType);
onPreferenceChange(mRemoteCN,
new Pair<Integer, String>(mProfile.mX509AuthType, mProfile.mRemoteCN));
mUseTLSAuth.setChecked(mProfile.mUseTLSAuth);
mTlsAuthFileData= mProfile.mTLSAuthFilename;
setTlsAuthSummary(mTlsAuthFileData);
mTLSAuthDirection.setValue(mProfile.mTLSAuthDirection);
mCipher.setText(mProfile.mCipher);
onPreferenceChange(mCipher, mProfile.mCipher);
mAuth.setText(mProfile.mAuth);
onPreferenceChange(mAuth, mProfile.mAuth);
}
@Override
protected void saveSettings() {
mProfile.mExpectTLSCert=mExpectTLSCert.isChecked();
mProfile.mCheckRemoteCN=mCheckRemoteCN.isChecked();
mProfile.mRemoteCN=mRemoteCN.getCNText();
mProfile.mX509AuthType=mRemoteCN.getAuthtype();
mProfile.mUseTLSAuth = mUseTLSAuth.isChecked();
mProfile.mTLSAuthFilename = mTlsAuthFileData;
if(mTLSAuthDirection.getValue()==null)
mProfile.mTLSAuthDirection=null;
else
mProfile.mTLSAuthDirection = mTLSAuthDirection.getValue();
if(mCipher.getText()==null)
mProfile.mCipher=null;
else
mProfile.mCipher = mCipher.getText();
if(mAuth.getText()==null)
mProfile.mAuth = null;
else
mProfile.mAuth = mAuth.getText();
}
@Override
public boolean onPreferenceChange(Preference preference, Object newValue) {
if(preference==mRemoteCN) {
@SuppressWarnings("unchecked")
int authtype = ((Pair<Integer, String>) newValue).first;
@SuppressWarnings("unchecked")
String dn = ((Pair<Integer, String>) newValue).second;
if ("".equals(dn))
preference.setSummary(getX509String(VpnProfile.X509_VERIFY_TLSREMOTE_RDN, mProfile.mServerName));
else
preference.setSummary(getX509String(authtype,dn));
} else if (preference == mCipher || preference == mAuth) {
preference.setSummary((CharSequence) newValue);
}
return true;
}
private CharSequence getX509String(int authtype, String dn) {
String ret ="";
switch (authtype) {
case VpnProfile.X509_VERIFY_TLSREMOTE:
case VpnProfile.X509_VERIFY_TLSREMOTE_COMPAT_NOREMAPPING:
ret+="tls-remote ";
break;
case VpnProfile.X509_VERIFY_TLSREMOTE_DN:
ret="dn: ";
break;
case VpnProfile.X509_VERIFY_TLSREMOTE_RDN:
ret="rdn: ";
break;
case VpnProfile.X509_VERIFY_TLSREMOTE_RDN_PREFIX:
ret="rdn prefix: ";
break;
}
return ret + dn;
}
void startFileDialog() {
Intent startFC = new Intent(getActivity(), FileSelect.class);
startFC.putExtra(FileSelect.START_DATA, mTlsAuthFileData);
startFC.putExtra(FileSelect.WINDOW_TITLE, R.string.tls_auth_file);
startActivityForResult(startFC, SELECT_TLS_FILE);
}
@Override
public boolean P(Preference preference) {
startFileDialog();
return true;
}
@Override
public void onActivityResult(int requestCode, int resultCode, Intent data) {
super.onActivityResult(requestCode, resultCode, data);
if(requestCode==SELECT_TLS_FILE && resultCode == Activity.RESULT_OK){
String result = data.getStringExtra(FileSelect.RESULT_DATA);
mTlsAuthFileData=result;
setTlsAuthSummary(result);
}
}
private void setTlsAuthSummary(String result) {
if(result==null) result = getString(R.string.no_certificate);
if(result.startsWith(VpnProfile.INLINE_TAG))
mTLSAuthFile.setSummary(R.string.inline_file_data);
else
mTLSAuthFile.setSummary(result);
}
}
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