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278 lines
7.7 KiB
278 lines
7.7 KiB
/****************************************************************************
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**
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** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).
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** All rights reserved.
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** Contact: Nokia Corporation (qt-info@nokia.com)
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**
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** This file is part of the Qt3Support module of the Qt Toolkit.
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**
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** $QT_BEGIN_LICENSE:LGPL$
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** Commercial Usage
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** Licensees holding valid Qt Commercial licenses may use this file in
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** accordance with the Qt Commercial License Agreement provided with the
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** Software or, alternatively, in accordance with the terms contained in
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** a written agreement between you and Nokia.
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**
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** GNU Lesser General Public License Usage
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** Alternatively, this file may be used under the terms of the GNU Lesser
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** General Public License version 2.1 as published by the Free Software
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** Foundation and appearing in the file LICENSE.LGPL included in the
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** packaging of this file. Please review the following information to
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** ensure the GNU Lesser General Public License version 2.1 requirements
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** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
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**
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** In addition, as a special exception, Nokia gives you certain additional
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** rights. These rights are described in the Nokia Qt LGPL Exception
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** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
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**
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** GNU General Public License Usage
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** Alternatively, this file may be used under the terms of the GNU
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** General Public License version 3.0 as published by the Free Software
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** Foundation and appearing in the file LICENSE.GPL included in the
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** packaging of this file. Please review the following information to
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** ensure the GNU General Public License version 3.0 requirements will be
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** met: http://www.gnu.org/copyleft/gpl.html.
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**
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** If you have questions regarding the use of this file, please contact
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** Nokia at qt-info@nokia.com.
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** $QT_END_LICENSE$
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**
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****************************************************************************/
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#ifndef Q3HTTP_H
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#define Q3HTTP_H
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#include <QtCore/qobject.h>
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#include <Qt3Support/q3networkprotocol.h>
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#include <QtCore/qmap.h>
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#include <QtCore/qstringlist.h>
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QT_BEGIN_HEADER
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QT_BEGIN_NAMESPACE
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QT_MODULE(Qt3Support)
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#ifndef QT_NO_HTTP
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class Q3Socket;
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class QTimerEvent;
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class QTextStream;
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class QIODevice;
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class Q3HttpPrivate;
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class Q3HttpRequest;
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class Q_COMPAT_EXPORT Q3HttpHeader
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{
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public:
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Q3HttpHeader();
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Q3HttpHeader( const Q3HttpHeader& header );
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Q3HttpHeader( const QString& str );
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virtual ~Q3HttpHeader();
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Q3HttpHeader& operator=( const Q3HttpHeader& h );
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QString value( const QString& key ) const;
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void setValue( const QString& key, const QString& value );
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void removeValue( const QString& key );
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QStringList keys() const;
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bool hasKey( const QString& key ) const;
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bool hasContentLength() const;
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uint contentLength() const;
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void setContentLength( int len );
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bool hasContentType() const;
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QString contentType() const;
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void setContentType( const QString& type );
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virtual QString toString() const;
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bool isValid() const;
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virtual int majorVersion() const = 0;
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virtual int minorVersion() const = 0;
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protected:
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virtual bool parseLine( const QString& line, int number );
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bool parse( const QString& str );
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void setValid( bool );
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private:
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QMap<QString,QString> values;
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bool valid;
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};
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class Q_COMPAT_EXPORT Q3HttpResponseHeader : public Q3HttpHeader
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{
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private:
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Q3HttpResponseHeader( int code, const QString& text = QString(), int majorVer = 1, int minorVer = 1 );
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Q3HttpResponseHeader( const QString& str );
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void setStatusLine( int code, const QString& text = QString(), int majorVer = 1, int minorVer = 1 );
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public:
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Q3HttpResponseHeader();
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Q3HttpResponseHeader( const Q3HttpResponseHeader& header );
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int statusCode() const;
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QString reasonPhrase() const;
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int majorVersion() const;
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int minorVersion() const;
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QString toString() const;
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protected:
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bool parseLine( const QString& line, int number );
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private:
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int statCode;
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QString reasonPhr;
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int majVer;
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int minVer;
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friend class Q3Http;
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};
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class Q_COMPAT_EXPORT Q3HttpRequestHeader : public Q3HttpHeader
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{
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public:
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Q3HttpRequestHeader();
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Q3HttpRequestHeader( const QString& method, const QString& path, int majorVer = 1, int minorVer = 1 );
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Q3HttpRequestHeader( const Q3HttpRequestHeader& header );
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Q3HttpRequestHeader( const QString& str );
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void setRequest( const QString& method, const QString& path, int majorVer = 1, int minorVer = 1 );
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QString method() const;
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QString path() const;
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int majorVersion() const;
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int minorVersion() const;
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QString toString() const;
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protected:
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bool parseLine( const QString& line, int number );
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private:
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QString m;
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QString p;
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int majVer;
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int minVer;
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};
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class Q_COMPAT_EXPORT Q3Http : public Q3NetworkProtocol
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{
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Q_OBJECT
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public:
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Q3Http();
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Q3Http( QObject* parent, const char* name = 0 ); // ### Qt 4.0: make parent=0 and get rid of the Q3Http() constructor
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Q3Http( const QString &hostname, Q_UINT16 port=80, QObject* parent=0, const char* name = 0 );
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virtual ~Q3Http();
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int supportedOperations() const;
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enum State { Unconnected, HostLookup, Connecting, Sending, Reading, Connected, Closing };
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enum Error {
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NoError,
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UnknownError,
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HostNotFound,
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ConnectionRefused,
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UnexpectedClose,
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InvalidResponseHeader,
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WrongContentLength,
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Aborted
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};
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int setHost(const QString &hostname, Q_UINT16 port=80 );
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int get( const QString& path, QIODevice* to=0 );
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int post( const QString& path, QIODevice* data, QIODevice* to=0 );
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int post( const QString& path, const QByteArray& data, QIODevice* to=0 );
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int head( const QString& path );
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int request( const Q3HttpRequestHeader &header, QIODevice *device=0, QIODevice *to=0 );
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int request( const Q3HttpRequestHeader &header, const QByteArray &data, QIODevice *to=0 );
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int closeConnection();
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Q_ULONG bytesAvailable() const;
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Q_LONG readBlock( char *data, Q_ULONG maxlen );
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QByteArray readAll();
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int currentId() const;
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QIODevice* currentSourceDevice() const;
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QIODevice* currentDestinationDevice() const;
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Q3HttpRequestHeader currentRequest() const;
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bool hasPendingRequests() const;
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void clearPendingRequests();
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State state() const;
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Error error() const;
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QString errorString() const;
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public Q_SLOTS:
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void abort();
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Q_SIGNALS:
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void stateChanged( int );
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void responseHeaderReceived( const Q3HttpResponseHeader& resp );
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void readyRead( const Q3HttpResponseHeader& resp );
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void dataSendProgress( int, int );
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void dataReadProgress( int, int );
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void requestStarted( int );
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void requestFinished( int, bool );
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void done( bool );
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protected:
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void operationGet( Q3NetworkOperation *op );
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void operationPut( Q3NetworkOperation *op );
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void timerEvent( QTimerEvent * );
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private Q_SLOTS:
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void clientReply( const Q3HttpResponseHeader &rep );
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void clientDone( bool );
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void clientStateChanged( int );
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void startNextRequest();
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void slotReadyRead();
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void slotConnected();
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void slotError( int );
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void slotClosed();
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void slotBytesWritten( int );
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private:
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Q3HttpPrivate *d;
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void *unused; // ### Qt 4.0: remove this (in for binary compatibility)
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int bytesRead;
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int addRequest( Q3HttpRequest * );
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void sendRequest();
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void finishedWithSuccess();
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void finishedWithError( const QString& detail, int errorCode );
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void killIdleTimer();
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void init();
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void setState( int );
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void close();
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friend class Q3HttpNormalRequest;
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friend class Q3HttpSetHostRequest;
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friend class Q3HttpCloseRequest;
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friend class Q3HttpPGHRequest;
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};
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#endif // QT_NO_HTTP
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QT_END_NAMESPACE
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QT_END_HEADER
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#endif // Q3HTTP_H
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