Java tutorial
/* * Copyright (C) 2010 Nullbyte <http://nullbyte.eu> * Contributors: COLA * * 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 com.liato.bankdroid.banking.banks; import java.io.IOException; import java.util.ArrayList; import java.util.Date; import java.util.List; import java.util.regex.Matcher; import java.util.regex.Pattern; import org.apache.http.NameValuePair; import org.apache.http.client.ClientProtocolException; import org.apache.http.message.BasicNameValuePair; import android.content.Context; import android.text.Html; import android.text.InputType; import com.liato.bankdroid.Helpers; import com.liato.bankdroid.R; import com.liato.bankdroid.banking.Account; import com.liato.bankdroid.banking.Bank; import com.liato.bankdroid.banking.Transaction; import com.liato.bankdroid.banking.exceptions.BankChoiceException; import com.liato.bankdroid.banking.exceptions.BankException; import com.liato.bankdroid.banking.exceptions.LoginException; import com.liato.bankdroid.provider.IBankTypes; import eu.nullbyte.android.urllib.CertificateReader; import eu.nullbyte.android.urllib.Urllib; public class OKQ8 extends Bank { private static final String TAG = "OKQ8"; private static final String NAME = "OKQ8 VISA"; private static final String NAME_SHORT = "okq8"; private static final String URL = "https://nettbank.edb.com/Logon/index.jsp?domain=0066&from_page=http://www.okq8.se&to_page=https://nettbank.edb.com/cardpayment/transigo/logon/done/okq8"; private static final int BANKTYPE_ID = IBankTypes.OKQ8; private static final int INPUT_TYPE_USERNAME = InputType.TYPE_CLASS_PHONE; private static final String INPUT_HINT_USERNAME = "MMDDXXXX"; private static final boolean STATIC_BALANCE = true; private Pattern reLoginRedir = Pattern.compile("value=\"([^\"]*)\"", Pattern.CASE_INSENSITIVE); private Pattern reBalance = Pattern.compile("<div class=\"numberpositive\">([^<]*)</div>", Pattern.CASE_INSENSITIVE); private Pattern reTransactions = Pattern.compile( "style=\"white-space: nowrap\">([^<]*)</td>\\s*<td[^>]*>[^<]*</td>\\s*<td[^>]*>[^<]*</td>\\s*<td[^>]*>([^<]*)</td>\\s*<td[^>]*><div[^>]*>([^<]*)</div></td>", Pattern.CASE_INSENSITIVE); private String response = null; public OKQ8(Context context) { super(context); super.TAG = TAG; super.NAME = NAME; super.NAME_SHORT = NAME_SHORT; super.BANKTYPE_ID = BANKTYPE_ID; super.URL = URL; super.INPUT_TYPE_USERNAME = INPUT_TYPE_USERNAME; super.INPUT_HINT_USERNAME = INPUT_HINT_USERNAME; super.STATIC_BALANCE = STATIC_BALANCE; } public OKQ8(String username, String password, Context context) throws BankException, LoginException, BankChoiceException { this(context); this.update(username, password); } @Override protected LoginPackage preLogin() throws BankException, ClientProtocolException, IOException { urlopen = new Urllib(context, CertificateReader.getCertificates(context, R.raw.cert_okq8)); Date d = new Date(); List<NameValuePair> postData = new ArrayList<NameValuePair>(); response = urlopen.open( "https://nettbank.edb.com/Logon/index.jsp?domain=0066&from_page=http://www.okq8.se&to_page=https://nettbank.edb.com/cardpayment/transigo/logon/done/okq8"); //p_tranid is the epoch time in milliseconds postData.add(new BasicNameValuePair("p_tranid", Long.toString(d.getTime()))); postData.add(new BasicNameValuePair("p_errorScreen", "LOGON_REPOST_ERROR")); postData.add(new BasicNameValuePair("n_bank", "")); postData.add(new BasicNameValuePair("empty_pwd", "")); postData.add(new BasicNameValuePair("user_id", username.toUpperCase())); postData.add(new BasicNameValuePair("password", password)); return new LoginPackage(urlopen, postData, response, "https://nettbank.edb.com/Logon/logon/step1"); } public Urllib login() throws LoginException, BankException { Matcher matcher; String value = null; try { LoginPackage lp = preLogin(); List<NameValuePair> postData = lp.getPostData(); response = urlopen.open(lp.getLoginTarget(), postData); if (!response.contains("LOGON_OK")) { throw new LoginException(res.getText(R.string.invalid_username_password).toString()); } /* * After login ok we end up at an intermediate login page with a submit * form that contains information that must be passed to the next page: * <input type="hidden" name="so" value="xxx"/> * <input type="hidden" name="last_logon_time" value="xxx"/> * <input type="hidden" name="failed_logon_attempts" value="xxx"/> * <input type="hidden" name="login_service_url" value="xxx"/> */ matcher = reLoginRedir.matcher(response); postData.clear(); if (!matcher.find()) { throw new LoginException("Could not find value for 'so'."); } value = matcher.group(1); postData.add(new BasicNameValuePair("so", value)); if (!matcher.find()) { throw new LoginException("Could not find value for 'last_logon_time'."); } value = matcher.group(1); postData.add(new BasicNameValuePair("last_logon_time", value)); if (!matcher.find()) { throw new LoginException("Could not find value for 'failed_logon_attempts'."); } value = matcher.group(1); postData.add(new BasicNameValuePair("failed_logon_attempts", value)); if (!matcher.find()) { throw new LoginException("Could not find value for 'login_service_url'."); } value = matcher.group(1); postData.add(new BasicNameValuePair("login_service_url", value)); response = urlopen.open("https://nettbank.edb.com/cardpayment/transigo/logon/done/okq8", postData); if (response.contains("HTML REDIRECT")) { throw new LoginException("Login failed."); } } catch (ClientProtocolException e) { throw new BankException(e.getMessage()); } catch (IOException e) { throw new BankException(e.getMessage()); } return urlopen; } @Override public void update() throws BankException, LoginException, BankChoiceException { super.update(); if (username == null || password == null || username.length() == 0 || password.length() == 0) { throw new LoginException(res.getText(R.string.invalid_username_password).toString()); } if (response == null) { urlopen = login(); } try { /* * The start page contains the balance of the account ("Kvar att utnytta") so read it. * The balance is the first value (of three) that are matched by reBalance expression. */ Matcher matcher; matcher = reBalance.matcher(response); /* * The start page contains the balance of the account ("Kvar att utnytta") so read it. * The balance is the first value (of three) that are matched by reBalance expression. */ matcher = reBalance.matcher(response); if (matcher.find()) { accounts.add(new Account("Kvar att utnyttja", Helpers.parseBalance(matcher.group(1)), "1")); balance = balance.add(Helpers.parseBalance(matcher.group(1))); } /* * Find the next value that is "Saldo". Add a new account but don't add to the balance. */ if (matcher.find()) { accounts.add(new Account("Saldo", Helpers.parseBalance(matcher.group(1)), "2")); accounts.add(new Account("Saldo", Helpers.parseBalance(matcher.group(1)).negate(), "4")); } /* * Find the next value that is "Kpgrns". Add a new account but don't add to the balance. */ if (matcher.find()) { accounts.add(new Account("Kpgrns", Helpers.parseBalance(matcher.group(1)), "3")); } if (accounts.isEmpty()) { throw new BankException(res.getText(R.string.no_accounts_found).toString()); } response = urlopen .open("https://nettbank.edb.com/cardpayment/transigo/card/overview/lastTransactionsAccount"); matcher = reTransactions.matcher(response); ArrayList<Transaction> transactions = new ArrayList<Transaction>(); while (matcher.find()) { /* * Capture group 1 = date * Capture group 2 = text * Capture group 3 = amount * Negate the amount since buys are reported as positive. */ transactions.add( new Transaction(matcher.group(1).trim(), Html.fromHtml(matcher.group(2)).toString().trim(), Helpers.parseBalance(matcher.group(3)).negate())); } accounts.get(0).setTransactions(transactions); } catch (ClientProtocolException e) { // TODO Auto-generated catch block e.printStackTrace(); } catch (IOException e) { // TODO Auto-generated catch block e.printStackTrace(); } finally { super.updateComplete(); } } }