/****************************************************************************

**

** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).

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** Contact: Nokia Corporation (qt-info@nokia.com)

**

** This file is part of the QtCore module of the Qt Toolkit.

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** No Commercial Usage

** This file contains pre-release code and may not be distributed.

** You may use this file in accordance with the terms and conditions

** contained in the Technology Preview License Agreement accompanying

** this package.

**

** GNU Lesser General Public License Usage

** Alternatively, this file may be used under the terms of the GNU Lesser

** General Public License version 2.1 as published by the Free Software

** Foundation and appearing in the file LICENSE.LGPL included in the

** packaging of this file.  Please review the following information to

** ensure the GNU Lesser General Public License version 2.1 requirements

** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.

**

** In addition, as a special exception, Nokia gives you certain additional

** rights.  These rights are described in the Nokia Qt LGPL Exception

** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.

**

** If you have questions regarding the use of this file, please contact

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** $QT_END_LICENSE$

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****************************************************************************/

#ifndef QURL_H

#define QURL_H

#include <QtCore/qbytearray.h>

#include <QtCore/qobjectdefs.h>

#include <QtCore/qpair.h>

#include <QtCore/qstring.h>

#include <QtCore/qhash.h>

QT_BEGIN_HEADER

QT_BEGIN_NAMESPACE

QT_MODULE(Core)

class QUrlPrivate;

class QDataStream;

class Q_CORE_EXPORT QUrl

{

public:

    enum ParsingMode {

        TolerantMode,

        StrictMode

    };

    // encoding / toString values

    enum FormattingOption {

        None = 0x0,

        RemoveScheme = 0x1,

        RemovePassword = 0x2,

        RemoveUserInfo = RemovePassword | 0x4,

        RemovePort = 0x8,

        RemoveAuthority = RemoveUserInfo | RemovePort | 0x10,

        RemovePath = 0x20,

        RemoveQuery = 0x40,

        RemoveFragment = 0x80,

        // 0x100: private: normalized

        StripTrailingSlash = 0x10000

    };

    Q_DECLARE_FLAGS(FormattingOptions, FormattingOption)

    QUrl();

#ifdef QT_NO_URL_CAST_FROM_STRING

    explicit

#endif

    QUrl(const QString &url);

    QUrl(const QString &url, ParsingMode mode);

    // ### Qt 5: merge the two constructors, with mode = TolerantMode

    QUrl(const QUrl &copy);

    QUrl &operator =(const QUrl &copy);

#ifndef QT_NO_URL_CAST_FROM_STRING

    QUrl &operator =(const QString &url);

#endif

    ~QUrl();

    void setUrl(const QString &url);

    void setUrl(const QString &url, ParsingMode mode);

    // ### Qt 5: merge the two setUrl() functions, with mode = TolerantMode

    void setEncodedUrl(const QByteArray &url);

    void setEncodedUrl(const QByteArray &url, ParsingMode mode);

    // ### Qt 5: merge the two setEncodedUrl() functions, with mode = TolerantMode

    bool isValid() const;

    bool isEmpty() const;

    void clear();

    void setScheme(const QString &scheme);

    QString scheme() const;

    void setAuthority(const QString &authority);

    QString authority() const;

    void setUserInfo(const QString &userInfo);

    QString userInfo() const;

    void setUserName(const QString &userName);

    QString userName() const;

    void setEncodedUserName(const QByteArray &userName);

    QByteArray encodedUserName() const;

    void setPassword(const QString &password);

    QString password() const;

    void setEncodedPassword(const QByteArray &password);

    QByteArray encodedPassword() const;

    void setHost(const QString &host);

    QString host() const;

    void setEncodedHost(const QByteArray &host);

    QByteArray encodedHost() const;

    void setPort(int port);

    int port() const;

    int port(int defaultPort) const;

    // ### Qt 5: merge the two port() functions, with defaultPort = -1

    void setPath(const QString &path);

    QString path() const;

    void setEncodedPath(const QByteArray &path);

    QByteArray encodedPath() const;

    bool hasQuery() const;

    void setEncodedQuery(const QByteArray &query);

    QByteArray encodedQuery() const;

    void setQueryDelimiters(char valueDelimiter, char pairDelimiter);

    char queryValueDelimiter() const;

    char queryPairDelimiter() const;

    void setQueryItems(const QList<QPair<QString, QString> > &query);

    void addQueryItem(const QString &key, const QString &value);

    QList<QPair<QString, QString> > queryItems() const;

    bool hasQueryItem(const QString &key) const;

    QString queryItemValue(const QString &key) const;

    QStringList allQueryItemValues(const QString &key) const;

    void removeQueryItem(const QString &key);

    void removeAllQueryItems(const QString &key);

    void setEncodedQueryItems(const QList<QPair<QByteArray, QByteArray> > &query);

    void addEncodedQueryItem(const QByteArray &key, const QByteArray &value);

    QList<QPair<QByteArray, QByteArray> > encodedQueryItems() const;

    bool hasEncodedQueryItem(const QByteArray &key) const;

    QByteArray encodedQueryItemValue(const QByteArray &key) const;

    QList<QByteArray> allEncodedQueryItemValues(const QByteArray &key) const;

    void removeEncodedQueryItem(const QByteArray &key);

    void removeAllEncodedQueryItems(const QByteArray &key);

    void setFragment(const QString &fragment);

    QString fragment() const;

    void setEncodedFragment(const QByteArray &fragment);

    QByteArray encodedFragment() const;

    bool hasFragment() const;

    QUrl resolved(const QUrl &relative) const;

    bool isRelative() const;

    bool isParentOf(const QUrl &url) const;

    static QUrl fromLocalFile(const QString &localfile);

    QString toLocalFile() const;

    QString toString(FormattingOptions options = None) const;

    QByteArray toEncoded(FormattingOptions options = None) const;

    static QUrl fromEncoded(const QByteArray &url);

    static QUrl fromEncoded(const QByteArray &url, ParsingMode mode);

    // ### Qt 5: merge the two fromEncoded() functions, with mode = TolerantMode

    static QUrl fromUserInput(const QString &userInput);

    void detach();

    bool isDetached() const;

    bool operator <(const QUrl &url) const;

    bool operator ==(const QUrl &url) const;

    bool operator !=(const QUrl &url) const;

    static QString fromPercentEncoding(const QByteArray &);

    static QByteArray toPercentEncoding(const QString &,

                                        const QByteArray &exclude = QByteArray(),

                                        const QByteArray &include = QByteArray());

    static QString fromPunycode(const QByteArray &);

    static QByteArray toPunycode(const QString &);

    static QString fromAce(const QByteArray &);

    static QByteArray toAce(const QString &);

    static QStringList idnWhitelist();

    static void setIdnWhitelist(const QStringList &);

#if defined QT3_SUPPORT

    inline QT3_SUPPORT QString protocol() const { return scheme(); }

    inline QT3_SUPPORT void setProtocol(const QString &s) { setScheme(s); }

    inline QT3_SUPPORT void setUser(const QString &s) { setUserName(s); }

    inline QT3_SUPPORT QString user() const { return userName(); }

    inline QT3_SUPPORT bool hasUser() const { return !userName().isEmpty(); }

    inline QT3_SUPPORT bool hasPassword() const { return !password().isEmpty(); }

    inline QT3_SUPPORT bool hasHost() const { return !host().isEmpty(); }

    inline QT3_SUPPORT bool hasPort() const { return port() != -1; }

    inline QT3_SUPPORT bool hasPath() const { return !path().isEmpty(); }

    inline QT3_SUPPORT void setQuery(const QString &txt)

    {

        setEncodedQuery(txt.toLatin1());

    }

    inline QT3_SUPPORT QString query() const

    {

        return QString::fromLatin1(encodedQuery().constData());

    }

    inline QT3_SUPPORT QString ref() const { return fragment(); }

    inline QT3_SUPPORT void setRef(const QString &txt) { setFragment(txt); }

    inline QT3_SUPPORT bool hasRef() const { return !fragment().isEmpty(); }

    inline QT3_SUPPORT void addPath(const QString &p) { setPath(path() + QLatin1Char('/') + p); }

    QT3_SUPPORT void setFileName(const QString &txt);

    QT3_SUPPORT QString fileName() const;

    QT3_SUPPORT QString dirPath() const;

    static inline QT3_SUPPORT void decode(QString &url)

    {

        url = QUrl::fromPercentEncoding(url.toLatin1());

    }

    static inline QT3_SUPPORT void encode(QString &url)

    {

        url = QString::fromLatin1(QUrl::toPercentEncoding(url).constData());

    }

    inline QT3_SUPPORT operator QString() const { return toString(); }

    inline QT3_SUPPORT bool cdUp()

    {

        *this = resolved(QUrl(QLatin1String("..")));

        return true;

    }

    static inline QT3_SUPPORT bool isRelativeUrl(const QString &url)

    {

        return QUrl(url).isRelative();

    }

#endif

    QString errorString() const;

protected:

#if defined (QT3_SUPPORT)

    inline QT3_SUPPORT void reset() { clear(); }

#endif

private:

    QUrlPrivate *d;

public:

    typedef QUrlPrivate * DataPtr;

    inline DataPtr &data_ptr() { return d; }

};

inline uint qHash(const QUrl &url)

{

    return qHash(url.toEncoded(QUrl::FormattingOption(0x100)));

}

Q_DECLARE_TYPEINFO(QUrl, Q_MOVABLE_TYPE);

Q_DECLARE_SHARED(QUrl)

Q_DECLARE_OPERATORS_FOR_FLAGS(QUrl::FormattingOptions)

#ifndef QT_NO_DATASTREAM

Q_CORE_EXPORT QDataStream &operator<<(QDataStream &, const QUrl &);

Q_CORE_EXPORT QDataStream &operator>>(QDataStream &, QUrl &);

#endif

#ifndef QT_NO_DEBUG_STREAM

Q_CORE_EXPORT QDebug operator<<(QDebug, const QUrl &);

#endif

QT_END_NAMESPACE

QT_END_HEADER

#endif // QURL_H