Java tutorial
/* * Copyright (C) 2013 Nullbyte <http://nullbyte.eu> * * 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.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 android.util.Log; 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 IkanoBank extends Bank { private static final String TAG = "IkanoBank"; private static final String NAME = "Ikano Bank"; private static final String NAME_SHORT = "ikanobank"; private static final String URL = "https://secure.ikanobank.se/engines/page.aspx?structid=1895"; private static final int BANKTYPE_ID = IBankTypes.IKANOBANK; private static final int INPUT_TYPE_USERNAME = InputType.TYPE_CLASS_PHONE; private static final int INPUT_TYPE_PASSWORD = InputType.TYPE_CLASS_PHONE; private static final String INPUT_HINT_USERNAME = "MMDDXXXX"; private Pattern reEventValidation = Pattern.compile("__EVENTVALIDATION\"\\s+.*?value=\"([^\"]+)\"", Pattern.CASE_INSENSITIVE); private Pattern reViewState = Pattern.compile("__VIEWSTATE\"\\s+.*?value=\"([^\"]+)\"", Pattern.CASE_INSENSITIVE); private Pattern reAccounts = Pattern.compile( "(ctl\\d{1,}_rptAccountList_ctl\\d{1,}_RowLink)[^>]+>([^<]+)</a>\\s*</td>\\s*<td>([^<]+)</td>\\s*<td>[^<]+</td>\\s*<td[^>]+>[^<]+</td>\\s*<td[^>]+>([^<]+)</td>", Pattern.CASE_INSENSITIVE); private Pattern reTransactions = Pattern.compile( "<td>(\\d{4}-\\d{2}-\\d{2})</td>\\s*<td>([^<]+)</td>\\s*<td>[^<]+</td>\\s*<td[^>]+>([^<]+)</td>", Pattern.CASE_INSENSITIVE); private Pattern reErrorMessage = Pattern .compile("<div\\s*class=\"(?:error|message)-box-inner\">\\s*<div>\\s*<p>(.+)</p"); private String response = null; public IkanoBank(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_TYPE_PASSWORD = INPUT_TYPE_PASSWORD; super.INPUT_HINT_USERNAME = INPUT_HINT_USERNAME; } public IkanoBank(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_ikanobank)); response = urlopen.open("https://secure.ikanobank.se/login"); Matcher matcher; if (response.contains("Banken r stngd")) { matcher = reErrorMessage.matcher(response); if (matcher.find()) { throw new BankException(Helpers.removeHtml(matcher.group(1).replace("<BR>", "\n"))); } } matcher = reViewState.matcher(response); if (!matcher.find()) { throw new BankException(res.getText(R.string.unable_to_find).toString() + " ViewState."); } String strViewState = matcher.group(1); matcher = reEventValidation.matcher(response); if (!matcher.find()) { throw new BankException(res.getText(R.string.unable_to_find).toString() + " EventValidation."); } String strEventValidation = matcher.group(1); List<NameValuePair> postData = new ArrayList<NameValuePair>(); postData.add(new BasicNameValuePair("__LASTFOCUS", "")); postData.add(new BasicNameValuePair("__EVENTTARGET", "ctl02$lbLogin")); postData.add(new BasicNameValuePair("__EVENTARGUMENT", "")); postData.add(new BasicNameValuePair("__VIEWSTATE", strViewState)); postData.add(new BasicNameValuePair("ctl02$txtSocialSecurityNumber", username)); postData.add(new BasicNameValuePair("ctl02$txtPinCode", password)); postData.add(new BasicNameValuePair("__EVENTVALIDATION", strEventValidation)); return new LoginPackage(urlopen, postData, response, "https://secure.ikanobank.se/engines/page.aspx?structid=1895"); } public Urllib login() throws LoginException, BankException { try { LoginPackage lp = preLogin(); response = urlopen.open(lp.getLoginTarget(), lp.getPostData()); if (response.contains("Ogiltigt personnummer") || response.contains("felaktigt personnummer")) { Matcher matcher = reErrorMessage.matcher(response); if (matcher.find()) { throw new LoginException(Helpers.removeHtml(matcher.group(1).replace("<BR>", "\n"))); } else { throw new LoginException(res.getText(R.string.invalid_username_password).toString()); } } } 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()); } urlopen = login(); Matcher matcher = reAccounts.matcher(response); while (matcher.find()) { /* * Capture groups: * GROUP EXAMPLE DATA * 1: ID ctl07_rptAccountList_ctl00_RowLink * 2: Name Kontonamn1 * 3: Account number 123456 * 4: Balance 316 000,39 * */ accounts.add(new Account(Html.fromHtml(matcher.group(2)).toString().trim(), Helpers.parseBalance(matcher.group(4).trim()), matcher.group(1).trim())); balance = balance.add(Helpers.parseBalance(matcher.group(4))); } if (accounts.isEmpty()) { throw new BankException(res.getText(R.string.no_accounts_found).toString()); } super.updateComplete(); } @Override public void updateTransactions(Account account, Urllib urlopen) throws LoginException, BankException { super.updateTransactions(account, urlopen); // Find viewstate and eventvalidation from last page. Matcher matcher; matcher = reViewState.matcher(response); if (!matcher.find()) { Log.e(TAG, "Unable to find ViewState. L156."); return; } String strViewState = matcher.group(1); matcher = reEventValidation.matcher(response); if (!matcher.find()) { Log.e(TAG, "Unable to find EventValidation. L161."); return; } String strEventValidation = matcher.group(1); try { List<NameValuePair> postData = new ArrayList<NameValuePair>(); postData.add(new BasicNameValuePair("__EVENTTARGET", account.getId().replace("_", "$"))); postData.add(new BasicNameValuePair("__EVENTARGUMENT", "")); postData.add(new BasicNameValuePair("__VIEWSTATE", strViewState)); postData.add(new BasicNameValuePair("__EVENTVALIDATION", strEventValidation)); response = urlopen.open("https://secure.ikanobank.se/engines/page.aspx?structid=1787", postData); matcher = reTransactions.matcher(response); ArrayList<Transaction> transactions = new ArrayList<Transaction>(); while (matcher.find()) { /* * Capture groups: * GROUP EXAMPLE DATA * 1: Date 2010-10-27 * 2: Specification ?VERF?RING * 3: Amount 50 * */ transactions.add(new Transaction(matcher.group(1).trim(), Html.fromHtml(matcher.group(2)).toString().trim(), Helpers.parseBalance(matcher.group(3)))); } account.setTransactions(transactions); } catch (ClientProtocolException e) { Log.e(TAG, "CPE: " + e.getMessage()); } catch (IOException e) { Log.e(TAG, "IOE: " + e.getMessage()); } } }