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/* This file is part of the KDE project
Copyright (C) 1998, 1999 Torben Weis <weis@kde.org>
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public
License as published by the Free Software Foundation; either
version 2 of the License, or (at your option) any later version.
This library 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
Library General Public License for more details.
You should have received a copy of the GNU Library General Public License
along with this library; see the file COPYING.LIB. If not, write to
the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
Boston, MA 02110-1301, USA.
*/
/*
* KMimeMagic is inspired by the code of the
* Apache Web Server.
*
* Rewritten for KDE by Fritz Elfert
* fritz@kde.org
* Adaptations by Torben Weis <weis@kde.org>
* Fixes and documentation by David Faure <faure@kde.org>
*/
#ifndef KMIMEMAGIC_H
#define KMIMEMAGIC_H
#include <tqstring.h>
#include <tdelibs_export.h>
class KMimeMagic; // see below (read this one first)
/**
* @deprecated Use KMimeType::findByContent() instead
* May be removed in KDE 4.0.
* Returned by KMimeMagic @p find...Type methods.
*
* It contains the mimetype and the encoding of
* the file or buffer read.
*/
class TDEIO_EXPORT KMimeMagicResult
{
public:
KMimeMagicResult() { m_iAccuracy = 100; }
~KMimeMagicResult() { }
/**
* Retrieve the mimetype (e.g. "text/html") of the file or buffer parsed.
*/
TQString mimeType() const { return m_strMimeType; }
/**
* Retrieve the accuracy of the matching.
*/
int accuracy() const { return m_iAccuracy; }
/**
* Returns whether the result is valid (i.e. mimetype not empty).
*/
bool isValid() const { return !m_strMimeType.isEmpty(); }
/////////////////
// Internal functions only
/////////////////
void setMimeType( const TQString& _mime ) { m_strMimeType = _mime; }
void setAccuracy( int _accuracy ) { m_iAccuracy = _accuracy; }
void setInvalid() { m_strMimeType = TQString::null; }
protected:
TQString m_strMimeType;
int m_iAccuracy;
};
/**
* @deprecated Use KMimeType::findByContent() instead
* May be removed in KDE 4.0.
* Determine auto-magically the type of file,
* not only by using its extension, but also by reading its contents.
*
*
* Unless specified otherwise, KMimeMagic uses
* $TDEDIR/share/mimelnk/magic for this purpose.
*
* To make KMimeMagic restore the 'atime' of a file after it opened it,
* add its directory in kmimemagicrc like:
* [Settings]
* atimeDirs=/tmp,/var/tmp,/home/dfaure/tmp
* This isn't done by default because it changes the 'ctime'.
* See kmimemagic.cpp for a full discussion on this issue.
*
* The basic usage of KMimeMagic is :
* @li Get a pointer to it, using KMimeMagic::self().
* @li Use it for any file or buffer you want, using one of the three
* @p find...Type() methods.
*
* The result is contained in the class KMimeMagicResult.
*/
class TDEIO_EXPORT KMimeMagic
{
public:
/**
* Create a parser and initialize it with the KDE-global data:
* the "magic" config file as well as the snippets from share/config/magic.
* @since 3.1
*/
KMimeMagic();
/**
* Create a parser and initialize it with the given config file.
*/
KMimeMagic( const TQString & configFile );
/**
* Destroy the parser.
*/
~KMimeMagic();
/**
* Merge an existing parse table with the data from the
* given file.
*
* @return @p true on success.
*/
bool mergeConfig( const TQString & configFile );
/**
* Enable/Disable follow-links.
*
* (Default is disabled.)
*/
void setFollowLinks( bool _enable );
/**
* Try to find a MimeType for the given file.
*
* If no special
* MimeType is found, the default MimeType is returned.
* This function looks at the content of the file.
*
* @return A pointer to the result object. Do @em not delete the
* result object. After another call to KMimeMagic
* the returned result object changes its value
* since it is reused by KMimeMagic.
*/
KMimeMagicResult* findFileType( const TQString & _filename );
/**
* Same functionality as above, except data is not
* read from a file.
*
* Instead a buffer can be supplied which
* is examined.
*
* @return A pointer to the result object. Do @em not delete the
* result object. After another call to KMimeMagic
* the returned result object changes its value
* since it is reused by KMimeMagic.
*/
KMimeMagicResult* findBufferType( const TQByteArray &p );
/**
* Same functionality as findBufferType() but with
* additional capability of distinguishing between
* C-headers and C-Source.
*
* For this purpose this function looks
* at the extension of the filename. This means that 'filename'
* can be a filename on some FTP server, too.
*
* @return A pointer to the result object. Do @em not delete the
* result object. After another call to KMimeMagic
* the returned result object changes its value
* since it is reused by KMimeMagic.
*/
KMimeMagicResult * findBufferFileType( const TQByteArray &, const TQString & filename );
/**
* Returns a pointer to the unique KMimeMagic instance in this process.
*/
static KMimeMagic* self();
protected:
/**
* The result type.
*/
KMimeMagicResult * magicResult;
static void initStatic();
static KMimeMagic* s_pSelf;
private:
void init( const TQString& configFile );
bool bunused;
TQString sunused;
int parse_line(char *line, int *rule, int lineno);
int parse(char *, int);
int buff_apprentice(char*buff);
int apprentice(const TQString &configFile);
struct config_rec *conf; // this is also our "d pointer"
int iunused;
};
#endif
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