/** @short Decode RFC2231-style eextended parameter values into a real Unicode string */
QString extractRfc2231Param(const QMap<QByteArray, QByteArray> ¶meters, const QByteArray &key)
{
QMap<QByteArray, QByteArray>::const_iterator it = parameters.constFind(key);
if (it != parameters.constEnd()) {
// This parameter is not using the RFC 2231 syntax for extended parameters.
// I have no idea whether this is correct, but I *guess* that trying to use RFC2047 is not going to hurt.
return decodeRFC2047String(*it);
}
if (parameters.constFind(key + "*0") != parameters.constEnd()) {
// There's a 2231-style continuation *without* the language/charset extension
QByteArray raw;
int num = 0;
while ((it = parameters.constFind(key + '*' + QByteArray::number(num++))) != parameters.constEnd()) {
raw += *it;
}
return decodeRFC2047String(raw);
}
QByteArray raw;
if ((it = parameters.constFind(key + '*')) != parameters.constEnd()) {
// No continuation, but language/charset is present
raw = *it;
} else if (parameters.constFind(key + "*0*") != parameters.constEnd()) {
// Both continuation *and* the lang/charset extension are in there
int num = 0;
// The funny thing is that the other values might or might not end with the trailing star,
// at least according to the example in the RFC
do {
if ((it = parameters.constFind(key + '*' + QByteArray::number(num))) != parameters.constEnd())
raw += *it;
else if ((it = parameters.constFind(key + '*' + QByteArray::number(num) + '*')) != parameters.constEnd())
raw += *it;
++num;
} while (it != parameters.constEnd());
}
// Process 2231-style language/charset continuation, if present
int pos1 = raw.indexOf('\'', 0);
int pos2 = raw.indexOf('\'', qMax(1, pos1 + 1));
if (pos1 != -1 && pos2 != -1) {
return decodeByteArray(translatePercentToBin(raw.mid(pos2 + 1)), raw.left(pos1));
}
// Fallback: it could be empty, or otherwise malformed. Just treat it as UTF-8 for compatibility
return QString::fromUtf8(raw);
}
//-----------------------------------------------------------------------------
void KMMsgInfo::init(const QCString& aSubject, const QCString& aFrom,
const QCString& aTo, time_t aDate,
KMMsgStatus aStatus, const QCString& aXMark,
const QCString& replyToId, const QCString& replyToAuxId,
const QCString& msgId,
KMMsgEncryptionState encryptionState,
KMMsgSignatureState signatureState,
KMMsgMDNSentState mdnSentState,
const QCString& prefCharset,
off_t aFolderOffset, size_t aMsgSize,
size_t aMsgSizeServer, ulong aUID)
{
mIndexOffset = 0;
mIndexLength = 0;
if(!kd)
kd = new KMMsgInfoPrivate;
kd->modifiers = KMMsgInfoPrivate::ALL_SET;
kd->subject = decodeRFC2047String(aSubject, prefCharset);
kd->from = decodeRFC2047String( KMMessage::stripEmailAddr( aFrom ), prefCharset );
kd->to = decodeRFC2047String( KMMessage::stripEmailAddr( aTo ), prefCharset );
kd->replyToIdMD5 = base64EncodedMD5( replyToId );
kd->replyToAuxIdMD5 = base64EncodedMD5( replyToAuxId );
kd->strippedSubjectMD5 = base64EncodedMD5( KMMessage::stripOffPrefixes( kd->subject ), true /*utf8*/ );
kd->msgIdMD5 = base64EncodedMD5( msgId );
kd->xmark = aXMark;
kd->folderOffset = aFolderOffset;
mStatus = aStatus;
kd->msgSize = aMsgSize;
kd->date = aDate;
kd->file = "";
kd->encryptionState = encryptionState;
kd->signatureState = signatureState;
kd->mdnSentState = mdnSentState;
kd->msgSizeServer = aMsgSizeServer;
kd->UID = aUID;
mDirty = false;
}
