git.maemo.org Git - situare/blob - src/facebookservice/facebookauthentication.cpp

   1 /*
   2    Situare - A location system for Facebook
   3    Copyright (C) 2010  Ixonos Plc. Authors:
   4
   5        Ville Tiensuu - ville.tiensuu@ixonos.com
   6        Kaj Wallin - kaj.wallin@ixonos.com
   7        Henri Lampela - henri.lampela@ixonos.com
   8
   9    Situare is free software; you can redistribute it and/or
  10    modify it under the terms of the GNU General Public License
  11    version 2 as published by the Free Software Foundation.
  12
  13    Situare is distributed in the hope that it will be useful,
  14    but WITHOUT ANY WARRANTY; without even the implied warranty of
  15    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  16    GNU General Public License for more details.
  17
  18    You should have received a copy of the GNU General Public License
  19    along with Situare; if not, write to the Free Software
  20    Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301,
  21    USA.
  22 */
  23
  24 #include <qjson/parser.h>
  25
  26 #include <QtDebug>
  27 #include <QDateTime>
  28 #include <QNetworkReply>
  29 #include <QSettings>
  30 #include <QStringList>
  31 #include <QVariantMap>
  32
  33 #ifdef Q_WS_MAEMO_5
  34 #include <QMaemo5InformationBox>
  35 #endif // Q_WS_MAEMO_5
  36
  37 #include "common.h"
  38 #include "error.h"
  39 #include "network/networkcookiejar.h"
  40 #include "situareservice/situarecommon.h"
  41 #include "ui/facebookloginbrowser.h"
  42
  43 #include "facebookauthentication.h"
  44
  45 const QString FB_LOGIN_SUCCESS_URL = "http://www.facebook.com/connect/login_success.html";
  46 const QString FB_LOGIN_URL = "https://www.facebook.com/login.php";
  47
  48 FacebookAuthentication::FacebookAuthentication(QObject *parent)
  49     : QObject(parent),
  50       m_browser(0)
  51 {
  52     qDebug() << __PRETTY_FUNCTION__;
  53 }
  54
  55 void FacebookAuthentication::browserDestroyed()
  56 {
  57     qWarning() << __PRETTY_FUNCTION__;
  58
  59     ///< @todo (HIGH) Is newer called!
  60
  61     m_browser = 0;
  62 }
  63
  64 void FacebookAuthentication::clearAccountInformation(bool keepUsername)
  65 {
  66     qDebug() << __PRETTY_FUNCTION__;
  67
  68     ///< @todo (HIGH) clear session from SituareService
  69     QSettings settings(SETTINGS_ORGANIZATION_NAME, SETTINGS_APPLICATION_NAME);
  70
  71     if(!keepUsername) {
  72         settings.remove(SETTINGS_AUTOMATIC_UPDATE_ENABLED);
  73         settings.remove(SETTINGS_AUTOMATIC_UPDATE_INTERVAL);
  74     }
  75
  76     settings.remove(USER_UNSEND_MESSAGE);
  77     settings.remove(USER_UNSEND_MESSAGE_PUBLISH);
  78
  79     NetworkCookieJar::clearCookiesSetting();
  80 }
  81
  82 void FacebookAuthentication::loadFinished(bool ok)
  83 {
  84     qWarning() << __PRETTY_FUNCTION__ << ok;
  85
  86     ///< @todo show browsed window if url != redirect url
  87 }
  88
  89 void FacebookAuthentication::login()
  90 {
  91     qWarning() << __PRETTY_FUNCTION__;
  92
  93     emit buildLoginBrowser();
  94 }
  95
  96 void FacebookAuthentication::networkReplyHandler(QNetworkReply *reply)
  97 {
  98     qWarning() <<__PRETTY_FUNCTION__;
  99
 100     if (reply->error() != QNetworkReply::NoError) {
 101         qCritical() << __PRETTY_FUNCTION__ << "error:" << reply->error() << reply->errorString();
 102         /// @todo Emit error signal
 103     }
 104 }
 105
 106 QString FacebookAuthentication::parseSession(const QUrl &url)
 107 {
 108     qWarning() << __PRETTY_FUNCTION__;
 109
 110     const QString BEGIN("session={");
 111     const QString END("}");
 112
 113     QString urlString = url.toString();
 114
 115     int begin = urlString.indexOf(BEGIN);
 116     int end = urlString.indexOf(END, begin);
 117
 118     if ((begin > -1) && (end > -1))
 119         return urlString.mid(begin, end - begin + 1);
 120     else
 121         return QString();
 122 }
 123
 124 void FacebookAuthentication::setBrowser(FacebookLoginBrowser *browser)
 125 {
 126     qWarning() << __PRETTY_FUNCTION__;
 127
 128     m_browser = browser;
 129
 130     if (m_browser) {
 131         connect(m_browser, SIGNAL(loadFinished(bool)),
 132                 this, SLOT(loadFinished(bool)));
 133
 134         connect(m_browser, SIGNAL(urlChanged(QUrl)),
 135                 this, SLOT(urlChanged(QUrl)));
 136
 137         connect(m_browser, SIGNAL(destroyed(QObject*)),
 138                 this, SLOT(browserDestroyed()));
 139
 140         connect(m_browser->page()->networkAccessManager(), SIGNAL(finished(QNetworkReply*)),
 141                 this, SLOT(networkReplyHandler(QNetworkReply*)));
 142
 143         QString url = FB_LOGIN_URL + "?";
 144         url.append("api_key=" + API_KEY +"&");
 145         url.append("display=touch&");
 146         url.append("fbconnect=1&");
 147         url.append("next=" + FB_LOGIN_SUCCESS_URL + "&");
 148         url.append("return_session=1&");
 149         url.append("session_version=3&");
 150         url.append("v=1.0&");
 151         url.append("req_perms=publish_stream");
 152
 153         m_browser->load(QUrl(url));
 154     }
 155 }
 156
 157 void FacebookAuthentication::urlChanged(const QUrl &url)
 158 {
 159     qWarning() << __PRETTY_FUNCTION__ << url.toString();
 160
 161     /*
 162       Redirects:
 163         * Login with cookie failed:
 164             1) http://m.facebook.com/login.php?api_key=cf77865a5070f2c2ba3b52cbf3371579&cancel_url=http://www.facebook.com/connect/login_failure.html&display=touch&fbconnect=1&next=http://www.facebook.com/connect/uiserver.php?app_id=286811277465&next=http%3A%2F%2Fwww.facebook.com%2Fconnect%2Flogin_success.html&display=touch&cancel_url=http%3A%2F%2Fwww.facebook.com%2Fconnect%2Flogin_failure.html&perms=publish_stream&return_session=1&session_version=3&fbconnect=1&canvas=0&legacy_return=1&method=permissions.request&return_session=1&session_version=3&v=1.0&req_perms=publish_stream&app_id=286811277465&refsrc=http://www.facebook.com/login.php&fbb=ra985c5e9
 165
 166         * Login with cookie succeeded:
 167             1) http://www.facebook.com/connect/uiserver.php?app_id=286811277465&next=http://www.facebook.com/connect/login_success.html&display=touch&cancel_url=http://www.facebook.com/connect/login_failure.html&perms=publish_stream&return_session=1&session_version=3&fbconnect=1&canvas=0&legacy_return=1&method=permissions.request&session={"session_key":"2.iHXi5fLKlHktva2R71xSAw__.3600.1289228400-100001006647973","uid":100001006647973,"expires":1289228400,"secret":"q4_Hn5qRdxnVT_qh3ztv5w__","sig":"c9d29ca857bacec48b952e7d2826a3ca"}&fbb=rb28f24e5
 168             2) http://www.facebook.com/connect/login_success.html?perms=publish_stream&selected_profiles=100001006647973&session={"session_key":"2.iHXi5fLKlHktva2R71xSAw__.3600.1289228400-100001006647973","uid":"100001006647973","expires":1289228400,"secret":"q4_Hn5qRdxnVT_qh3ztv5w__","access_token":"286811277465|2.iHXi5fLKlHktva2R71xSAw__.3600.1289228400-100001006647973|LVTHGW82A98SGvv6Fl43DlCrFT0","sig":"8edd8d611047bcd162abbe9983b25a56"}
 169      */
 170
 171     if (!url.toString().contains("session={")) {
 172         // url parameter doesn't contain session data, so login with cookies failed
 173         qWarning() << __PRETTY_FUNCTION__ << "working credentials required";
 174         m_browser->show();
 175     } else if (url.toString().startsWith(FB_LOGIN_SUCCESS_URL)) {
 176         // login succeeded
 177         const QString session = parseSession(url);
 178         qWarning() << __PRETTY_FUNCTION__ << "login finished, parsed session:" << session;
 179         if (!session.isEmpty())
 180             emit loggedIn(session);
 181     }
 182     else {
 183         qWarning() << __PRETTY_FUNCTION__ << "credentials accepted, getting the access_token";
 184     }
 185 }