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package se.leap.leapclient;
import java.io.BufferedWriter;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileNotFoundException;
import java.io.FileWriter;
import java.io.IOException;
import java.math.BigInteger;
import java.io.InputStream;
import java.security.KeyStore;
import java.security.KeyStoreException;
import java.security.NoSuchAlgorithmException;
import java.security.cert.CertificateException;
import java.security.cert.CertificateFactory;
import java.security.cert.X509Certificate;
import org.json.JSONException;
import org.json.JSONObject;
import android.content.SharedPreferences;
import android.os.Environment;
import android.util.Log;
public class ConfigHelper {
public static SharedPreferences shared_preferences;
private static KeyStore keystore_trusted;
final static String downloadJsonFilesBundleExtra = "downloadJSONFiles";
final static String updateProviderDotJSON = "updateProviderDotJSON";
final static String downloadNewProviderDotJSON = "downloadNewProviderDotJSON";
final public static String logInDialog = "logInDialog";
final public static String newProviderDialog = "logInDialog";
final public static String srpRegister = "srpRegister";
final public static String srpAuth = "srpAuth";
public static String logIn = "logIn";
public static String logOut = "logOut";
public static String downloadUserAuthedCertificate = "downloadUserAuthedCertificate";
public static String api_version_key = "api_version";
final public static String resultKey = "result";
final static String provider_key = "provider";
final static String service_key = "service";
final static String main_cert_key = "main_cert";
final static String cert_key = "cert";
final static String eip_service_key = "eip";
final static String session_id_cookie_key = "session_id_cookie_key";
final static String session_id_key = "session_id";
public static final String PREFERENCES_KEY = "LEAPPreferences";
public static final String user_directory = "leap_android";
final public static String provider_name = "provider_name";
final public static String provider_main_url = "provider_main_url";
final public static String provider_json_url = "provider_json_url";
final public static String custom = "custom";
final public static String danger_on = "danger_on";
final public static String api_url_key = "api_uri";
final public static String username_key = "username";
final public static String password_key = "password";
final public static String allow_registration_key = "allow_registration";
final public static String eip_service_api_path = "config/eip-service.json";
final public static String NG_1024 =
"eeaf0ab9adb38dd69c33f80afa8fc5e86072618775ff3c0b9ea2314c9c256576d674df7496ea81d3383b4813d692c6e0e0d5d8e250b98be48e495c1d6089dad15dc7d7b46154d6b6ce8ef4ad69b15d4982559b297bcf1885c529f566660e57ec68edbc3c05726cc02fd4cbf4976eaa9afd5138fe8376435b9fc61d2fc0eb06e3";
final public static BigInteger g = BigInteger.valueOf(2);
final public static int CUSTOM_PROVIDER_ADDED = 0;
final public static int CORRECTLY_DOWNLOADED_JSON_FILES = 1;
final public static int INCORRECTLY_DOWNLOADED_JSON_FILES = 2;
final public static int SRP_AUTHENTICATION_SUCCESSFUL = 3;
final public static int SRP_AUTHENTICATION_FAILED = 4;
final public static int SRP_REGISTRATION_SUCCESSFUL = 5;
final public static int SRP_REGISTRATION_FAILED = 6;
final public static int LOGOUT_SUCCESSFUL = 7;
final public static int LOGOUT_FAILED = 8;
final public static int CORRECTLY_DOWNLOADED_AUTHED_USER_CERTIFICATE = 9;
final public static int INCORRECTLY_DOWNLOADED_AUTHED_USER_CERTIFICATE = 10;
final public static int CORRECTLY_UPDATED_PROVIDER_DOT_JSON = 11;
final public static int INCORRECTLY_UPDATED_PROVIDER_DOT_JSON = 12;
static String getStringFromSharedPref(String shared_preferences_key) {
String value = "";
//TODO This is not OK -> when reading provider.json it only shows "open"
if(shared_preferences != null) {
String content = shared_preferences.getString(shared_preferences_key, "");
try {
JSONObject json_object = new JSONObject(content);
value = json_object.toString();
/*JSONArray names = json_object.names();
String key = names.getString(0);
value = json_object.getString(key);*/
} catch (JSONException e) {
value = content;
}
}
return value;
}
static void saveSharedPref(String shared_preferences_key, JSONObject content) {
SharedPreferences.Editor shared_preferences_editor = shared_preferences
.edit();
shared_preferences_editor.putString(shared_preferences_key,
content.toString());
shared_preferences_editor.commit();
System.out.println("Shared preferences updated: key = "
+ shared_preferences_key
+ " Content = "
+ shared_preferences.getString(
shared_preferences_key, "Default"));
}
static void rescueJSONException(JSONException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
static void saveFile(String filename, String content) {
File root = Environment.getExternalStorageDirectory();
File leap_dir = new File(root.getAbsolutePath() + File.separator + user_directory);
if (!leap_dir.isDirectory()) {
leap_dir.mkdir();
}
try {
if (!leap_dir.isDirectory()) {
throw new IOException(
"Unable to create directory " + user_directory + ". Maybe the SD card is mounted?");
}
File outputFile = new File(leap_dir, filename);
BufferedWriter writer = new BufferedWriter(new FileWriter(outputFile));
writer.write(content);
writer.close();
} catch (IOException e) {
Log.w("leap_android", e.getMessage(), e);
}
}
static FileInputStream openFileInputStream(String filename) {
FileInputStream input_stream = null;
File root = Environment.getExternalStorageDirectory();
File leap_dir = new File(root.getAbsolutePath() + File.separator + user_directory);
try {
input_stream = new FileInputStream(leap_dir + File.separator + filename);
} catch (FileNotFoundException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
return input_stream;
}
public static void setSharedPreferences(
SharedPreferences shared_preferences) {
ConfigHelper.shared_preferences = shared_preferences;
}
public static void addTrustedCertificate(String provider, InputStream inputStream) {
CertificateFactory cf;
try {
cf = CertificateFactory.getInstance("X.509");
X509Certificate cert =
(X509Certificate)cf.generateCertificate(inputStream);
keystore_trusted.setCertificateEntry(provider, cert);
} catch (CertificateException e) {
// TODO Auto-generated catch block
e.printStackTrace();
} catch (KeyStoreException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
}
public static void addTrustedCertificate(String provider, String certificate) {
String filename_to_save = provider + "_certificate.cer";
saveFile(filename_to_save, certificate);
CertificateFactory cf;
try {
cf = CertificateFactory.getInstance("X.509");
X509Certificate cert =
(X509Certificate)cf.generateCertificate(openFileInputStream(filename_to_save));
if(keystore_trusted == null) {
getNewKeystore(null);
}
keystore_trusted.setCertificateEntry(provider, cert);
} catch (CertificateException e) {
// TODO Auto-generated catch block
e.printStackTrace();
} catch (KeyStoreException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
}
public static KeyStore getKeystore() {
return keystore_trusted;
}
public static void getNewKeystore(InputStream leap_keystore) {
try {
keystore_trusted = KeyStore.getInstance("BKS");
try {
// Initialize the keystore with the provided trusted certificates
// Also provide the password of the keystore
if(leap_keystore != null) {
//keystore_trusted.load(leap_keystore, "uer92jf".toCharArray());
keystore_trusted.load(null, null);
} else {
keystore_trusted.load(null, null);
}
} finally {
if(leap_keystore != null)
leap_keystore.close();
}
} catch (KeyStoreException e) {
// TODO Auto-generated catch block
e.printStackTrace();
} catch (NoSuchAlgorithmException e) {
// TODO Auto-generated catch block
e.printStackTrace();
} catch (CertificateException e) {
// TODO Auto-generated catch block
e.printStackTrace();
} catch (IOException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
}
public static int getSrpAuthenticationFailed() {
return SRP_AUTHENTICATION_FAILED;
}
static String extractProviderName(String provider_main_url) {
return null;
}
}
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