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/* $Id: rfc2047decode.H,v 1.2 2004/05/03 00:04:05 mrsam Exp $
**
** Copyright 2002, Double Precision Inc.
**
** See COPYING for distribution information.
*/
#ifndef libmail_rfc2047_decode_h
#define libmail_rfc2047_decode_h
#include "libmail_config.h"
#include "unicode/unicode.h"
#include "rfcaddr.H"
#include <vector>
#include <string>
#include "namespace.H"
LIBMAIL_START
//
// Mail header decoder. A variety of decoding options are available.
// This is basically a wrapper for librfc822.a's functions, with some
// value-added code.
//
namespace rfc2047 {
class decoder {
std::vector<unicode_char> unicodes;
const struct unicode_info *nativeCharset;
public:
decoder();
~decoder();
private:
static int rfc2047_decode_callback(const char *text,
int text_len,
const char *charset,
const char *language,
void *voidarg);
int rfc2047_callback(const char *text, int text_len,
const char *charset,
const char *language);
public:
// Decode to unicode chars.
const unicode_char *decode(std::string rfc2047_text);
// Decode to charset 'charset'. 8-bit content in another
// charset gets prepended with [CHARSET]
std::string decode(std::string rfc2047_text,
std::string charset);
// Decode to charset 'toCharset'. 8-bit content in a charset
// other than 'toCharset' gets prepended with [CHARSET]
std::string decode(std::string rfc2047_text,
const struct unicode_info &toCharset);
// Decode the name portion in a parsed list of addresses.
// Decode to charset 'nativeInfo', and prepend [CHARSET] to
// content in any charset other than 'nativeInfo'.
void decode(std::vector<mail::address> &addr_cpy,
const struct unicode_info &nativeInfo);
// Decode without translating to any charset, and without
// prepending [CHARSET]
static std::string decodeSimple(std::string str);
// Decode and translate, if possible, to charset 'myCharset',
// but without prepending [CHARSET].
static std::string decodeEnhanced(std::string str,
const struct unicode_info
&myCharset);
};
}
LIBMAIL_END
#endif
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