Fix prefjson::setPreferences() doesn't actually save.

src/webui/abstractwebapplication.h

@@ -0,0 +1,108 @@
+/*
+ * Bittorrent Client using Qt and libtorrent.
+ * Copyright (C) 2014  Vladimir Golovnev <glassez@yandex.ru>
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
+ *
+ * In addition, as a special exception, the copyright holders give permission to
+ * link this program with the OpenSSL project's "OpenSSL" library (or with
+ * modified versions of it that use the same license as the "OpenSSL" library),
+ * and distribute the linked executables. You must obey the GNU General Public
+ * License in all respects for all of the code used other than "OpenSSL".  If you
+ * modify file(s), you may extend this exception to your version of the file(s),
+ * but you are not obligated to do so. If you do not wish to do so, delete this
+ * exception statement from your version.
+ */
+
+#ifndef ABSTRACTWEBAPPLICATION_H
+#define ABSTRACTWEBAPPLICATION_H
+
+#include <QObject>
+#include <QMap>
+#include <QHash>
+#include "http/types.h"
+#include "http/responsebuilder.h"
+#include "http/irequesthandler.h"
+
+struct WebSession;
+struct WebSessionData;
+
+const char C_SID[] = "SID"; // name of session id cookie
+const int BAN_TIME = 3600000; // 1 hour
+const int INACTIVE_TIME = 900; // Session inactive time (in secs = 15 min.)
+const int MAX_AUTH_FAILED_ATTEMPTS = 5;
+
+class AbstractWebApplication : public Http::ResponseBuilder, public Http::IRequestHandler
+{
+    Q_OBJECT
+    Q_DISABLE_COPY(AbstractWebApplication)
+
+public:
+    explicit AbstractWebApplication(QObject *parent = 0);
+    virtual ~AbstractWebApplication();
+
+    Http::Response processRequest(const Http::Request &request, const Http::Environment &env);
+
+protected:
+    virtual void processRequest() = 0;
+
+    bool isBanned() const;
+    int failedAttempts() const;
+    void resetFailedAttempts();
+    void increaseFailedAttempts();
+
+    void printFile(const QString &path);
+
+    // Session management
+    bool sessionActive() const { return session_ != 0; }
+    bool sessionStart();
+    bool sessionEnd();
+
+    bool isAuthNeeded();
+
+    bool readFile(const QString &path, QByteArray &data, QString &type);
+
+    // save data to temporary file on disk and return its name (or empty string if fails)
+    static QString saveTmpFile(const QByteArray &data);
+
+    WebSessionData *session();
+    Http::Request request() const { return request_; }
+    Http::Environment env() const { return env_; }
+
+private slots:
+    void UnbanTimerEvent();
+    void removeInactiveSessions();
+
+private:
+    // Persistent data
+    QMap<QString, WebSession *> sessions_;
+    QHash<QHostAddress, int> clientFailedAttempts_;
+    QMap<QString, QByteArray> translatedFiles_;
+
+    // Current data
+    WebSession *session_;
+    Http::Request request_;
+    Http::Environment env_;
+
+    QString generateSid();
+    bool sessionInitialize();
+
+    static void translateDocument(QString &data);
+
+    static const QStringMap CONTENT_TYPE_BY_EXT;
+    static QStringMap initializeContentTypeByExtMap();
+};
+
+#endif // ABSTRACTWEBAPPLICATION_H