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/***************************************************************************
* __________ __ ___.
* Open \______ \ ____ ____ | | _\_ |__ _______ ___
* Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
* Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
* Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
* \/ \/ \/ \/ \/
*
* Copyright (C) 2007 by Dominik Riebeling
* $Id$
*
* 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 software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
* KIND, either express or implied.
*
****************************************************************************/
#ifndef HTTPGET_H
#define HTTPGET_H
#include <QtCore>
#include <QtNetwork>
class QUrl;
class HttpGet : public QObject
{
Q_OBJECT
public:
HttpGet(QObject *parent = 0);
bool getFile(const QUrl &url);
void setProxy(const QUrl &url);
void setProxy(bool);
QHttp::Error error(void);
QString errorString(void);
void setFile(QFile*);
void setCache(const QDir&);
void setCache(bool);
int httpResponse(void);
QByteArray readAll(void);
bool isCached()
{ return m_cached; }
QDateTime timestamp(void)
{ return m_serverTimestamp; }
void setDumbCache(bool b) //< disable checking of http header timestamp for caching
{ m_dumbCache = b; }
static void setGlobalCache(const QDir& d) //< set global cache path
{ m_globalCache = d; }
static void setGlobalProxy(const QUrl& p) //< set global proxy value
{ m_globalProxy = p; }
static void setGlobalDumbCache(bool b) //< set "dumb" (ignore server status) caching mode
{ m_globalDumbCache = b; }
static void setGlobalUserAgent(const QString& u) //< set global user agent string
{ m_globalUserAgent = u; }
public slots:
void abort(void);
signals:
void done(bool);
void dataReadProgress(int, int);
void requestFinished(int, bool);
void headerFinished(void);
private slots:
void httpDone(bool error);
void httpFinished(int, bool);
void httpResponseHeader(const QHttpResponseHeader&);
void httpState(int);
void httpStarted(int);
void getFileFinish(void);
private:
bool initializeCache(const QDir&);
QHttp http; //< download object
QFile *outputFile;
int m_response; //< http response
int getRequest; //! get file http request id
int headRequest; //! get http header request id
QByteArray dataBuffer;
bool outputToBuffer;
bool m_usecache;
QDir m_cachedir;
QString m_cachefile; // cached filename
bool m_cached;
QUrl m_proxy;
bool m_useproxy;
QDateTime m_serverTimestamp; //< timestamp of file on server
QString m_query; //< constructed query to pass http getter
QString m_path; //< constructed path to pass http getter
QString m_hash; //< caching hash
bool m_dumbCache; //< true if caching should ignore the server header
QHttpRequestHeader m_header;
static QDir m_globalCache; //< global cache path value
static QUrl m_globalProxy; //< global proxy value
static bool m_globalDumbCache; //< cache "dumb" mode global setting
static QString m_globalUserAgent; //< global user agent string
};
#endif
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