2 Situare - A location system for Facebook
3 Copyright (C) 2010 Ixonos Plc. Authors:
5 Ville Tiensuu - ville.tiensuu@ixonos.com
6 Kaj Wallin - kaj.wallin@ixonos.com
7 Henri Lampela - henri.lampela@ixonos.com
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.
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.
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,
24 #ifndef FACEBOOKAUTHENTICATION_H
25 #define FACEBOOKAUTHENTICATION_H
28 #include "facebookcredentials.h"
31 * @brief FacebookAuthentication class takes care of parsing and handling of credentials for
32 * Facebook. Other components of Situare application needs credentials to communicate with
35 * @author Ville Tiensuu
37 class FacebookAuthentication : public QObject
43 * @brief FacebookAuthentication constructor
45 * -Checks if there is valid credentials stored on the file. If there is emits signal.
47 * @param parent instance of parent
49 FacebookAuthentication(QObject *parent = 0);
51 /*******************************************************************************
52 * MEMBER FUNCTIONS AND SLOTS
53 ******************************************************************************/
56 * @brief Getter for m_loginCredentials
58 * @return FacebookCredentials
60 FacebookCredentials loginCredentials() const;
65 * @brief Clears account iformation from settings
67 * @param keepUsername keep = true, false otherwise
69 void clearAccountInformation(bool keepUsername = false);
72 * @brief Loads username from settings
74 * @return QString Loaded username
76 const QString loadUsername();
79 * @brief Saves username to settings
81 * @param username Username to be saved
83 void saveUsername(const QString &username);
86 * @brief Shows the m_webView and loads page that is specified in the m_facebookLoginPage
87 * variable. Specifies font size for the page.
93 QString parseAccessToken(const QUrl &url);
97 void loadFinished(bool ok);
100 * @brief Search credentials from URL that is given as parameter.
101 * If credentials are found thay are stored to loginCredentials variable.
103 * @param url URL where this method tries to find credentials.
104 * @return bool if credentials are found returns true,
105 * if credentials are not found returns false.
107 bool updateCredentials(const QUrl & url);
109 void urlChanged(const QUrl &url);
111 /*******************************************************************************
113 ******************************************************************************/
118 * @brief Signals error
120 * @param context error context
121 * @param error error code
123 void error(const int context, const int error);
126 * @brief This signal is emitted if updateCredentials method finds credentials from URL.
127 * Signal is also emitted at the beginning of the program if there is valid credentials
130 * @param credentials New credentials
132 void credentialsReady(const FacebookCredentials &credentials);
134 void loggedIn(const QString accessToken);
137 * @brief This signal is emitted always when login is called. At first the application tries
138 * to login using saved cookies
141 void loginUsingCookies();
144 * @brief Signals when credentials are invalid new login is needed
147 void newLoginRequest();
150 * @brief This signal is emitted when new cookies need to be saved.
153 void saveCookiesRequest();
155 /*******************************************************************************
157 ******************************************************************************/
161 bool m_freshLogin; ///< Flag for fresh login
164 * @brief Dataclass that contains authorization to use facebook. Dataclass is composed of five
165 * QStrings and setters and getters.
167 * @var m_loginCredentials
169 FacebookCredentials m_loginCredentials;
172 #endif // FACEBOOKAUTHENTICATION_H