Java tutorial
/* * Copyright (C) 2010 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 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 Villabanken extends Bank { private static final String TAG = "Villabanken"; private static final String NAME = "Villabanken"; private static final String NAME_SHORT = "villabanken"; private static final String URL = "https://kundportal.cerdo.se/villabankenpub/card/default.aspx"; private static final int BANKTYPE_ID = IBankTypes.VILLABANKEN; private final Pattern reDisposableAmount = Pattern.compile("<[^>]+>((?:Kvar att utnyttja:)+)[^>]+>([^<]+)"); private final Pattern reBalance = Pattern.compile("<[^>]+>((?:Utnyttjad kredit:)+)[^>]+>([^<]+)"); private final Pattern reCreditLimit = Pattern.compile("<[^>]+>((?:Beviljad kredit:)+)[^>]+>([^<]+)"); private final Pattern reTransactions = Pattern .compile("<[^>]+>(\\d{4}-\\d{2}-\\d{2})[^>]+><[^>]*>+([^<]+)<[^>]*><[^>]*>([^<]+) SEK<"); private final Pattern reRequestDigest = Pattern.compile("__REQUESTDIGEST\".*?value=\"([^\"]+)\""); private final Pattern reViewState = Pattern.compile("__VIEWSTATE\".*?value=\"([^\"]+)\""); private final Pattern reEventValidation = Pattern.compile("__EVENTVALIDATION\".*?value=\"([^\"]+)\""); private final Pattern reCtl00 = Pattern.compile("\"(ctl00.*?ctl00)\""); private String accountUrl = "https://kundportal.cerdo.se/villabankenpub/card/secure/CardAccountOverview.aspx";; private String accountResponse = null; public Villabanken(Context context) { super(context); super.TAG = TAG; super.NAME = NAME; super.NAME_SHORT = NAME_SHORT; super.BANKTYPE_ID = BANKTYPE_ID; super.URL = URL; } public Villabanken(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_villabanken)); String preLoginResponse = urlopen.open(URL); Matcher matcher = reRequestDigest.matcher(preLoginResponse); if (!matcher.find()) { throw new BankException(res.getText(R.string.unable_to_find).toString() + " request digest."); } String requestDigest = matcher.group(1); matcher = reCtl00.matcher(preLoginResponse); if (!matcher.find()) { throw new BankException(res.getText(R.string.unable_to_find).toString() + " ctl00"); } String ctl00 = matcher.group(1); matcher = reViewState.matcher(preLoginResponse); if (!matcher.find()) { throw new BankException(res.getText(R.string.unable_to_find).toString() + " view state."); } String viewState = matcher.group(1); matcher = reEventValidation.matcher(preLoginResponse); if (!matcher.find()) { throw new BankException(res.getText(R.string.unable_to_find).toString() + " event validation."); } String eventValidation = matcher.group(1); List<NameValuePair> postData = new ArrayList<NameValuePair>(); postData.add(new BasicNameValuePair("MSOWebPartPage_PostbackSource", "")); postData.add(new BasicNameValuePair("MSOTlPn_SelectedWpId", "")); postData.add(new BasicNameValuePair("MSOTlPn_View", "0")); postData.add(new BasicNameValuePair("MSOTlPn_ShowSettings", "False")); postData.add(new BasicNameValuePair("MSOGallery_SelectedLibrary", "")); postData.add(new BasicNameValuePair("MSOGallery_FilterString", "")); postData.add(new BasicNameValuePair("MSOTlPn_Button", "none")); postData.add(new BasicNameValuePair("__EVENTTARGET", "")); postData.add(new BasicNameValuePair("__EVENTARGUMENT", "")); postData.add(new BasicNameValuePair("__REQUESTDIGEST", requestDigest)); postData.add(new BasicNameValuePair("MSOSPWebPartManager_DisplayModeName", "Browse")); postData.add(new BasicNameValuePair("MSOSPWebPartManager_ExitingDesignMode", "false")); postData.add(new BasicNameValuePair("MSOWebPartPage_Shared", "")); postData.add(new BasicNameValuePair("MSOLayout_LayoutChanges", "")); postData.add(new BasicNameValuePair("MSOLayout_InDesignMode", "")); postData.add(new BasicNameValuePair("_wpSelected", "")); postData.add(new BasicNameValuePair("_wzSelected", "")); postData.add(new BasicNameValuePair("MSOSPWebPartManager_OldDisplayModeName", "Browse")); postData.add(new BasicNameValuePair("MSOSPWebPartManager_StartWebPartEditingName", "false")); postData.add(new BasicNameValuePair("MSOSPWebPartManager_EndWebPartEditing", "false")); postData.add(new BasicNameValuePair("__LASTFOCUS", "")); postData.add(new BasicNameValuePair("__VIEWSTATE", viewState)); postData.add(new BasicNameValuePair("__EVENTVALIDATION", eventValidation)); postData.add(new BasicNameValuePair(ctl00.replaceAll("ctl00$", "accountNumber"), username)); postData.add(new BasicNameValuePair(ctl00.replaceAll("ctl00$", "password"), password)); postData.add(new BasicNameValuePair(ctl00, "Logga in")); postData.add(new BasicNameValuePair("__spDummyText1", "")); postData.add(new BasicNameValuePair("__spDummyText2", "")); postData.add(new BasicNameValuePair("_wpcmWpid", "")); postData.add(new BasicNameValuePair("wpcmVal", "")); return new LoginPackage(urlopen, postData, preLoginResponse, URL); } @Override public Urllib login() throws LoginException, BankException { try { LoginPackage lp = preLogin(); String loginResponse = urlopen.open(lp.getLoginTarget(), lp.getPostData()); if (loginResponse.contains("misslyckades")) { throw new LoginException(res.getText(R.string.invalid_username_password).toString()); } this.accountResponse = urlopen.open(accountUrl); } 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; matcher = reDisposableAmount.matcher(accountResponse); matcher.find(); Account account = new Account("Disponibelt belopp", Helpers.parseBalance(matcher.group(2)), "0"); account.setType(Account.CCARD); account.setCurrency(currency); accounts.add(account); balance = balance.add(account.getBalance()); matcher = reBalance.matcher(accountResponse); matcher.find(); account = new Account("Saldo", Helpers.parseBalance(matcher.group(2)), "1"); account.setType(Account.OTHER); account.setAliasfor("Saldo alias"); account.setCurrency(currency); accounts.add(account); matcher = reCreditLimit.matcher(accountResponse); matcher.find(); account = new Account("Kpgrns", Helpers.parseBalance(matcher.group(2)), "2"); account.setType(Account.OTHER); account.setAliasfor("Kpgrns alias"); account.setCurrency(currency); accounts.add(account); 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); if (account.getType() != Account.CCARD) return; ArrayList<Transaction> transactions = new ArrayList<Transaction>(); Matcher matcher = reTransactions.matcher(accountResponse); while (matcher.find()) { transactions.add(new Transaction(matcher.group(1), matcher.group(2), Helpers.parseBalance(matcher.group(3)).negate(), account.getCurrency())); } account.setTransactions(transactions); } }