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tdepim/kmail/kmmsgbase.cpp

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// kmmsgbase.cpp
#include <config.h>
#include "globalsettings.h"
#include "kmmsgbase.h"
#include "kmfolderindex.h"
#include "kmfolder.h"
#include "kmheaders.h"
#include "kmmsgdict.h"
#include "messageproperty.h"
using KMail::MessageProperty;
#include <kdebug.h>
#include <kglobal.h>
#include <kcharsets.h>
#include <kasciistringtools.h>
#include <kmdcodec.h>
#include <krfcdate.h>
#include <mimelib/mimepp.h>
#include <kmime_codecs.h>
#include <tqtextcodec.h>
#include <tqdeepcopy.h>
#include <tqregexp.h>
#include <ctype.h>
#include <stdlib.h>
#include <unistd.h>
#ifdef HAVE_BYTESWAP_H
#include <byteswap.h>
#endif
// We define functions as kmail_swap_NN so that we don't get compile errors
// on platforms where bswap_NN happens to be a function instead of a define.
/* Swap bytes in 16 bit value. */
#ifdef bswap_16
#define kmail_swap_16(x) bswap_16(x)
#else
#define kmail_swap_16(x) \
((((x) >> 8) & 0xff) | (((x) & 0xff) << 8))
#endif
/* Swap bytes in 32 bit value. */
#ifdef bswap_32
#define kmail_swap_32(x) bswap_32(x)
#else
#define kmail_swap_32(x) \
((((x) & 0xff000000) >> 24) | (((x) & 0x00ff0000) >> 8) | \
(((x) & 0x0000ff00) << 8) | (((x) & 0x000000ff) << 24))
#endif
/* Swap bytes in 64 bit value. */
#ifdef bswap_64
#define kmail_swap_64(x) bswap_64(x)
#else
#define kmail_swap_64(x) \
((((x) & 0xff00000000000000ull) >> 56) \
| (((x) & 0x00ff000000000000ull) >> 40) \
| (((x) & 0x0000ff0000000000ull) >> 24) \
| (((x) & 0x000000ff00000000ull) >> 8) \
| (((x) & 0x00000000ff000000ull) << 8) \
| (((x) & 0x0000000000ff0000ull) << 24) \
| (((x) & 0x000000000000ff00ull) << 40) \
| (((x) & 0x00000000000000ffull) << 56))
#endif
//-----------------------------------------------------------------------------
KMMsgBase::KMMsgBase(KMFolder* aParentFolder)
: mParent( aParentFolder ), mIndexOffset( 0 ),
mIndexLength( 0 ), mDirty( false ), mEnableUndo( false ), mtqStatus( KMMsgStatusUnknown )
{
}
//-----------------------------------------------------------------------------
KMMsgBase::~KMMsgBase()
{
MessageProperty::forget( this );
}
KMFolderIndex* KMMsgBase::storage() const
{
// TODO: How did this ever work? What about KMFolderSearch that does
// not inherit KMFolderIndex?
if( mParent )
return static_cast<KMFolderIndex*>( mParent->storage() );
return 0;
}
//-----------------------------------------------------------------------------
void KMMsgBase::assign(const KMMsgBase* other)
{
mParent = other->mParent;
mDirty = other->mDirty;
mIndexOffset = other->mIndexOffset;
mIndexLength = other->mIndexLength;
}
//-----------------------------------------------------------------------------
KMMsgBase& KMMsgBase::operator=(const KMMsgBase& other)
{
assign(&other);
return *this;
}
//----------------------------------------------------------------------------
KMMsgBase::KMMsgBase( const KMMsgBase& other )
{
assign( &other );
}
//-----------------------------------------------------------------------------
bool KMMsgBase::isMessage(void) const
{
return false;
}
//-----------------------------------------------------------------------------
void KMMsgBase::toggletqStatus(const KMMsgtqStatus atqStatus, int idx)
{
mDirty = true;
KMMsgtqStatus oldtqStatus = status();
if ( status() & atqStatus ) {
mtqStatus &= ~atqStatus;
} else {
mtqStatus |= atqStatus;
// Ignored and Watched are toggleable, yet mutually exclusive.
// That is an arbitrary restriction on my part. HAR HAR HAR :) -till
if (atqStatus == KMMsgStatusWatched)
mtqStatus &= ~KMMsgStatusIgnored;
if (atqStatus == KMMsgStatusIgnored)
mtqStatus &= ~KMMsgStatusWatched;
if (atqStatus == KMMsgStatusSpam)
mtqStatus &= ~KMMsgStatusHam;
if (atqStatus == KMMsgStatusHam)
mtqStatus &= ~KMMsgStatusSpam;
}
if (storage()) {
if (idx < 0)
idx = storage()->find( this );
storage()->msgStatusChanged( oldtqStatus, status(), idx );
storage()->headerOfMsgChanged(this, idx);
}
}
//-----------------------------------------------------------------------------
void KMMsgBase::setqStatus(const KMMsgtqStatus atqStatus, int idx)
{
mDirty = true;
KMMsgtqStatus oldtqStatus = status();
switch (atqStatus) {
case KMMsgStatusRead:
// Unset unread and new, set read
mtqStatus &= ~KMMsgStatusUnread;
mtqStatus &= ~KMMsgStatusNew;
mtqStatus |= KMMsgStatusRead;
break;
case KMMsgStatusUnread:
// unread overrides read
mtqStatus &= ~KMMsgStatusOld;
mtqStatus &= ~KMMsgStatusRead;
mtqStatus &= ~KMMsgStatusNew;
mtqStatus |= KMMsgStatusUnread;
break;
case KMMsgStatusOld:
// old can't be new or unread
mtqStatus &= ~KMMsgStatusNew;
mtqStatus &= ~KMMsgStatusUnread;
mtqStatus |= KMMsgStatusOld;
break;
case KMMsgStatusNew:
// new overrides old and read
mtqStatus &= ~KMMsgStatusOld;
mtqStatus &= ~KMMsgStatusRead;
mtqStatus &= ~KMMsgStatusUnread;
mtqStatus |= KMMsgStatusNew;
break;
case KMMsgStatusDeleted:
mtqStatus |= KMMsgStatusDeleted;
break;
case KMMsgStatusReplied:
mtqStatus |= KMMsgStatusReplied;
break;
case KMMsgStatusForwarded:
mtqStatus |= KMMsgStatusForwarded;
break;
case KMMsgStatusQueued:
mtqStatus |= KMMsgStatusQueued;
break;
case KMMsgStatusTodo:
mtqStatus |= KMMsgStatusTodo;
break;
case KMMsgStatusSent:
mtqStatus &= ~KMMsgStatusQueued;
mtqStatus &= ~KMMsgStatusUnread;
mtqStatus &= ~KMMsgStatusNew;
mtqStatus |= KMMsgStatusSent;
break;
case KMMsgStatusFlag:
mtqStatus |= KMMsgStatusFlag;
break;
// Watched and ignored are mutually exclusive
case KMMsgStatusWatched:
mtqStatus &= ~KMMsgStatusIgnored;
mtqStatus |= KMMsgStatusWatched;
break;
case KMMsgStatusIgnored:
mtqStatus &= ~KMMsgStatusWatched;
mtqStatus |= KMMsgStatusIgnored;
break;
// as are ham and spam
case KMMsgStatusSpam:
mtqStatus &= ~KMMsgStatusHam;
mtqStatus |= KMMsgStatusSpam;
break;
case KMMsgStatusHam:
mtqStatus &= ~KMMsgStatusSpam;
mtqStatus |= KMMsgStatusHam;
break;
case KMMsgStatusHasAttach:
mtqStatus &= ~KMMsgStatusHasNoAttach;
mtqStatus |= KMMsgStatusHasAttach;
break;
case KMMsgStatusHasNoAttach:
mtqStatus &= ~KMMsgStatusHasAttach;
mtqStatus |= KMMsgStatusHasNoAttach;
break;
case KMMsgStatusHasInvitation:
mtqStatus &= ~KMMsgStatusHasNoInvitation;
mtqStatus |= KMMsgStatusHasInvitation;
break;
case KMMsgStatusHasNoInvitation:
mtqStatus &= ~KMMsgStatusHasInvitation;
mtqStatus |= KMMsgStatusHasNoInvitation;
break;
default:
mtqStatus = atqStatus;
break;
}
if ( oldtqStatus != mtqStatus && storage() ) {
if (idx < 0)
idx = storage()->find( this );
storage()->msgStatusChanged( oldtqStatus, status(), idx );
storage()->headerOfMsgChanged( this, idx );
}
}
//-----------------------------------------------------------------------------
void KMMsgBase::setqStatus(const char* aStatusStr, const char* aXStatusStr)
{
// first try to find status from "X-Status" field if given
if (aXStatusStr) {
if (strchr(aXStatusStr, 'N')) setqStatus(KMMsgStatusNew);
if (strchr(aXStatusStr, 'U')) setqStatus(KMMsgStatusUnread);
if (strchr(aXStatusStr, 'O')) setqStatus(KMMsgStatusOld);
if (strchr(aXStatusStr, 'R')) setqStatus(KMMsgStatusRead);
if (strchr(aXStatusStr, 'D')) setqStatus(KMMsgStatusDeleted);
if (strchr(aXStatusStr, 'A')) setqStatus(KMMsgStatusReplied);
if (strchr(aXStatusStr, 'F')) setqStatus(KMMsgStatusForwarded);
if (strchr(aXStatusStr, 'Q')) setqStatus(KMMsgStatusQueued);
if (strchr(aXStatusStr, 'K')) setqStatus(KMMsgStatusTodo);
if (strchr(aXStatusStr, 'S')) setqStatus(KMMsgStatusSent);
if (strchr(aXStatusStr, 'G')) setqStatus(KMMsgStatusFlag);
if (strchr(aXStatusStr, 'P')) setqStatus(KMMsgStatusSpam);
if (strchr(aXStatusStr, 'H')) setqStatus(KMMsgStatusHam);
if (strchr(aXStatusStr, 'T')) setqStatus(KMMsgStatusHasAttach);
if (strchr(aXStatusStr, 'C')) setqStatus(KMMsgStatusHasNoAttach);
}
// Merge the contents of the "Status" field
if (aStatusStr) {
if ((aStatusStr[0]== 'R' && aStatusStr[1]== 'O') ||
(aStatusStr[0]== 'O' && aStatusStr[1]== 'R')) {
setqStatus( KMMsgStatusOld );
setqStatus( KMMsgStatusRead );
}
else if (aStatusStr[0] == 'R')
setqStatus(KMMsgStatusRead);
else if (aStatusStr[0] == 'D')
setqStatus(KMMsgStatusDeleted);
else
setqStatus(KMMsgStatusNew);
}
}
void KMMsgBase::setEncryptionState( const KMMsgEncryptionState /*status*/, int idx )
{
//kdDebug(5006) << "***setEncryptionState1( " << status << " )" << endl;
mDirty = true;
if (storage())
storage()->headerOfMsgChanged(this, idx);
}
void KMMsgBase::setEncryptionStateChar( TQChar status, int idx )
{
//kdDebug(5006) << "***setEncryptionState2( " << (status.isNull() ? '?' : status.latin1()) << " )" << endl;
if( status.latin1() == (char)KMMsgEncryptionStateUnknown )
setEncryptionState( KMMsgEncryptionStateUnknown, idx );
else if( status.latin1() == (char)KMMsgNotEncrypted )
setEncryptionState( KMMsgNotEncrypted, idx );
else if( status.latin1() == (char)KMMsgPartiallyEncrypted )
setEncryptionState( KMMsgPartiallyEncrypted, idx );
else if( status.latin1() == (char)KMMsgFullyEncrypted )
setEncryptionState( KMMsgFullyEncrypted, idx );
else
setEncryptionState( KMMsgEncryptionStateUnknown, idx );
}
void KMMsgBase::setSignatureState( const KMMsgSignatureState /*status*/, int idx )
{
//kdDebug(5006) << "***setSignatureState1( " << status << " )" << endl;
mDirty = true;
if (storage())
storage()->headerOfMsgChanged(this, idx);
}
void KMMsgBase::setMDNSentState( KMMsgMDNSentState, int idx ) {
mDirty = true;
if ( storage() )
storage()->headerOfMsgChanged(this, idx);
}
void KMMsgBase::setSignatureStateChar( TQChar status, int idx )
{
//kdDebug(5006) << "***setSignatureState2( " << (status.isNull() ? '?' : status.latin1()) << " )" << endl;
if( status.latin1() == (char)KMMsgSignatureStateUnknown )
setSignatureState( KMMsgSignatureStateUnknown, idx );
else if( status.latin1() == (char)KMMsgNotSigned )
setSignatureState( KMMsgNotSigned, idx );
else if( status.latin1() == (char)KMMsgPartiallySigned )
setSignatureState( KMMsgPartiallySigned,idx );
else if( status.latin1() == (char)KMMsgFullySigned )
setSignatureState( KMMsgFullySigned, idx );
else
setSignatureState( KMMsgSignatureStateUnknown, idx );
}
//-----------------------------------------------------------------------------
bool KMMsgBase::isUnread(void) const
{
KMMsgtqStatus st = status();
return (st & KMMsgStatusUnread && !(st & KMMsgStatusIgnored));
}
//-----------------------------------------------------------------------------
bool KMMsgBase::isNew(void) const
{
KMMsgtqStatus st = status();
return (st & KMMsgStatusNew && !(st & KMMsgStatusIgnored));
}
//-----------------------------------------------------------------------------
bool KMMsgBase::isOfUnknowntqStatus(void) const
{
KMMsgtqStatus st = status();
return (st == KMMsgStatusUnknown);
}
//-----------------------------------------------------------------------------
bool KMMsgBase::isOld(void) const
{
KMMsgtqStatus st = status();
return (st & KMMsgStatusOld);
}
//-----------------------------------------------------------------------------
bool KMMsgBase::isRead(void) const
{
KMMsgtqStatus st = status();
return (st & KMMsgStatusRead || st & KMMsgStatusIgnored);
}
//-----------------------------------------------------------------------------
bool KMMsgBase::isDeleted(void) const
{
KMMsgtqStatus st = status();
return (st & KMMsgStatusDeleted);
}
//-----------------------------------------------------------------------------
bool KMMsgBase::isReplied(void) const
{
KMMsgtqStatus st = status();
return (st & KMMsgStatusReplied);
}
//-----------------------------------------------------------------------------
bool KMMsgBase::isForwarded(void) const
{
KMMsgtqStatus st = status();
return (st & KMMsgStatusForwarded);
}
//-----------------------------------------------------------------------------
bool KMMsgBase::isQueued(void) const
{
KMMsgtqStatus st = status();
return (st & KMMsgStatusQueued);
}
//-----------------------------------------------------------------------------
bool KMMsgBase::isTodo(void) const
{
KMMsgtqStatus st = status();
return (st & KMMsgStatusTodo);
}
//-----------------------------------------------------------------------------
bool KMMsgBase::isSent(void) const
{
KMMsgtqStatus st = status();
return (st & KMMsgStatusSent);
}
//-----------------------------------------------------------------------------
bool KMMsgBase::isImportant(void) const
{
KMMsgtqStatus st = status();
return (st & KMMsgStatusFlag);
}
//-----------------------------------------------------------------------------
bool KMMsgBase::isWatched(void) const
{
KMMsgtqStatus st = status();
return (st & KMMsgStatusWatched);
}
//-----------------------------------------------------------------------------
bool KMMsgBase::isIgnored(void) const
{
KMMsgtqStatus st = status();
return (st & KMMsgStatusIgnored);
}
//-----------------------------------------------------------------------------
bool KMMsgBase::isSpam(void) const
{
KMMsgtqStatus st = status();
return (st & KMMsgStatusSpam);
}
//-----------------------------------------------------------------------------
bool KMMsgBase::isHam(void) const
{
KMMsgtqStatus st = status();
return (st & KMMsgStatusHam);
}
//-----------------------------------------------------------------------------
TQCString KMMsgBase::statusToStr(const KMMsgtqStatus status)
{
TQCString sstr;
if (status & KMMsgStatusNew) sstr += 'N';
if (status & KMMsgStatusUnread) sstr += 'U';
if (status & KMMsgStatusOld) sstr += 'O';
if (status & KMMsgStatusRead) sstr += 'R';
if (status & KMMsgStatusDeleted) sstr += 'D';
if (status & KMMsgStatusReplied) sstr += 'A';
if (status & KMMsgStatusForwarded) sstr += 'F';
if (status & KMMsgStatusQueued) sstr += 'Q';
if (status & KMMsgStatusTodo) sstr += 'K';
if (status & KMMsgStatusSent) sstr += 'S';
if (status & KMMsgStatusFlag) sstr += 'G';
if (status & KMMsgStatusWatched) sstr += 'W';
if (status & KMMsgStatusIgnored) sstr += 'I';
if (status & KMMsgStatusSpam) sstr += 'P';
if (status & KMMsgStatusHam) sstr += 'H';
if (status & KMMsgStatusHasAttach) sstr += 'T';
if (status & KMMsgStatusHasNoAttach) sstr += 'C';
return sstr;
}
//-----------------------------------------------------------------------------
TQString KMMsgBase::statusToSortRank()
{
TQString sstr = "bcbbbbbbbb";
// put watched ones first, then normal ones, ignored ones last
if (status() & KMMsgStatusWatched) sstr[0] = 'a';
if (status() & KMMsgStatusIgnored) sstr[0] = 'c';
// Second level. One of new, old, read, unread
if (status() & KMMsgStatusNew) sstr[1] = 'a';
if (status() & KMMsgStatusUnread) sstr[1] = 'b';
//if (status() & KMMsgStatusOld) sstr[1] = 'c';
//if (status() & KMMsgStatusRead) sstr[1] = 'c';
// Third level. In somewhat arbitrary order.
if (status() & KMMsgStatusDeleted) sstr[2] = 'a';
if (status() & KMMsgStatusFlag) sstr[3] = 'a';
if (status() & KMMsgStatusReplied) sstr[4] = 'a';
if (status() & KMMsgStatusForwarded) sstr[5] = 'a';
if (status() & KMMsgStatusQueued) sstr[6] = 'a';
if (status() & KMMsgStatusSent) sstr[7] = 'a';
if (status() & KMMsgStatusHam) sstr[8] = 'a';
if (status() & KMMsgStatusSpam) sstr[8] = 'c';
if (status() & KMMsgStatusTodo) sstr[9] = 'a';
return sstr;
}
//-----------------------------------------------------------------------------
void KMMsgBase::setDate(const TQCString& aDateStr)
{
setDate( KRFCDate::parseDate( aDateStr ) );
}
//-----------------------------------------------------------------------------
TQString KMMsgBase::dateStr(void) const
{
time_t d = date();
return KMime::DateFormatter::formatDate(KMime::DateFormatter::Fancy, d);
}
//-----------------------------------------------------------------------------
TQString KMMsgBase::skipKeyword(const TQString& aStr, TQChar sepChar,
bool* hasKeyword)
{
unsigned int i = 0, maxChars = 3;
TQString str = aStr;
while (str[0] == ' ') str.remove(0,1);
if (hasKeyword) *hasKeyword=false;
unsigned int strLength(str.length());
for (i=0; i < strLength && i < maxChars; i++)
{
if (str[i] < 'A' || str[i] == sepChar) break;
}
if (str[i] == sepChar) // skip following spaces too
{
do {
i++;
} while (str[i] == ' ');
if (hasKeyword) *hasKeyword=true;
return str.mid(i);
}
return str;
}
//-----------------------------------------------------------------------------
const TQTextCodec* KMMsgBase::codecForName(const TQCString& _str)
{
if (_str.isEmpty()) return 0;
TQCString codec = _str;
KPIM::kAsciiToLower(codec.data());
return KGlobal::charsets()->codecForName(codec);
}
//-----------------------------------------------------------------------------
TQCString KMMsgBase::toUsAscii(const TQString& _str, bool *ok)
{
bool all_ok =true;
TQString result = _str;
int len = result.length();
for (int i = 0; i < len; i++)
if (result.tqat(i).tqunicode() >= 128) {
result.tqat(i) = '?';
all_ok = false;
}
if (ok)
*ok = all_ok;
return result.latin1();
}
//-----------------------------------------------------------------------------
TQStringList KMMsgBase::supportedEncodings(bool usAscii)
{
TQStringList encodingNames = KGlobal::charsets()->availableEncodingNames();
TQStringList encodings;
TQMap<TQString,bool> mimeNames;
for (TQStringList::Iterator it = encodingNames.begin();
it != encodingNames.end(); it++)
{
TQTextCodec *codec = KGlobal::charsets()->codecForName(*it);
TQString mimeName = (codec) ? TQString(codec->mimeName()).lower() : (*it);
if (mimeNames.find(mimeName) == mimeNames.end())
{
encodings.append(KGlobal::charsets()->languageForEncoding(*it)
+ " ( " + mimeName + " )");
mimeNames.insert(mimeName, true);
}
}
encodings.sort();
if (usAscii) encodings.prepend(KGlobal::charsets()
->languageForEncoding("us-ascii") + " ( us-ascii )");
return encodings;
}
namespace {
// don't rely on isblank(), which is a GNU extension in
// <cctype>. But if someone wants to write a configure test for
// isblank(), we can then rename this function to isblank and #ifdef
// it's definition...
inline bool isBlank( char ch ) { return ch == ' ' || ch == '\t' ; }
TQCString unfold( const TQCString & header ) {
if ( header.isEmpty() )
return TQCString();
TQCString result( header.size() ); // size() >= length()+1 and size() is O(1)
char * d = result.data();
for ( const char * s = header.data() ; *s ; )
if ( *s == '\r' ) { // ignore
++s;
continue;
} else if ( *s == '\n' ) { // unfold
while ( isBlank( *++s ) )
;
*d++ = ' ';
} else
*d++ = *s++;
*d++ = '\0';
result.truncate( d - result.data() );
return result;
}
}
//-----------------------------------------------------------------------------
TQString KMMsgBase::decodeRFC2047String(const TQCString& aStr, TQCString prefCharset)
{
if ( aStr.isEmpty() )
return TQString();
const TQCString str = unfold( aStr );
if ( str.isEmpty() )
return TQString();
if ( str.find( "=?" ) < 0 ) {
if ( !prefCharset.isEmpty() &&
kmkernel->isCodecAsciiCompatible( KMMsgBase::codecForName( prefCharset ) ) ) {
if ( prefCharset == "us-ascii" ) {
// isn`t this foolproof?
return KMMsgBase::codecForName( "utf-8" )->toUnicode( str );
} else {
return KMMsgBase::codecForName( prefCharset )->toUnicode( str );
}
} else {
if ( kmkernel->isCodecAsciiCompatible( KMMsgBase::codecForName(
GlobalSettings::self()->fallbackCharacterEncoding().latin1() ) ) ) {
return KMMsgBase::codecForName( GlobalSettings::self()->
fallbackCharacterEncoding().latin1() )->toUnicode( str );
}
}
// Not RFC2047 encoded, and codec not ascii-compatible -> interpret as ascii
return TQString::fromAscii( str );
}
TQString result;
TQCString LWSP_buffer;
bool lastWasEncodedWord = false;
for ( const char * pos = str.data() ; *pos ; ++pos ) {
// collect LWSP after encoded-words,
// because we might need to throw it out
// (when the next word is an encoded-word)
if ( lastWasEncodedWord && isBlank( pos[0] ) ) {
LWSP_buffer += pos[0];
continue;
}
// verbatimly copy normal text
if (pos[0]!='=' || pos[1]!='?') {
result += LWSP_buffer + pos[0];
LWSP_buffer = 0;
lastWasEncodedWord = false;
continue;
}
// found possible encoded-word
const char * const beg = pos;
{
// parse charset name
TQCString charset;
int i = 2;
pos += 2;
for ( ; *pos != '?' && ( *pos==' ' || ispunct(*pos) || isalnum(*pos) );
++i, ++pos ) {
charset += *pos;
}
if ( *pos!='?' || i<4 )
goto invalid_encoded_word;
// get encoding and check delimiting question marks
const char encoding[2] = { pos[1], '\0' };
if (pos[2]!='?' || (encoding[0]!='Q' && encoding[0]!='q' &&
encoding[0]!='B' && encoding[0]!='b'))
goto invalid_encoded_word;
pos+=3; i+=3; // skip ?x?
const char * enc_start = pos;
// search for end of encoded part
while ( *pos && !(*pos=='?' && *(pos+1)=='=') ) {
i++;
pos++;
}
if ( !*pos )
goto invalid_encoded_word;
// valid encoding: decode and throw away separating LWSP
const KMime::Codec * c = KMime::Codec::codecForName( encoding );
kdFatal( !c, 5006 ) << "No \"" << encoding << "\" codec!?" << endl;
TQByteArray in; in.setRawData( enc_start, pos - enc_start );
const TQByteArray enc = c->decode( in );
in.resetRawData( enc_start, pos - enc_start );
const TQTextCodec * codec = codecForName(charset);
if (!codec) codec = kmkernel->networkCodec();
result += codec->toUnicode(enc);
lastWasEncodedWord = true;
++pos; // eat '?' (for loop eats '=')
LWSP_buffer = 0;
}
continue;
invalid_encoded_word:
// invalid encoding, keep separating LWSP.
pos = beg;
if ( !LWSP_buffer.isNull() )
result += LWSP_buffer;
result += "=?";
lastWasEncodedWord = false;
++pos; // eat '?' (for loop eats '=')
LWSP_buffer = 0;
}
return result;
}
//-----------------------------------------------------------------------------
static const TQCString especials = "()<>@,;:\"/[]?.= \033";
TQCString KMMsgBase::encodeRFC2047Quoted( const TQCString & s, bool base64 ) {
const char * codecName = base64 ? "b" : "q" ;
const KMime::Codec * codec = KMime::Codec::codecForName( codecName );
kdFatal( !codec, 5006 ) << "No \"" << codecName << "\" found!?" << endl;
TQByteArray in; in.setRawData( s.data(), s.length() );
const TQByteArray result = codec->encode( in );
in.resetRawData( s.data(), s.length() );
return TQCString( result.data(), result.size() + 1 );
}
TQCString KMMsgBase::encodeRFC2047String(const TQString& _str,
const TQCString& charset)
{
static const TQString dontQuote = "\"()<>,@";
if (_str.isEmpty()) return TQCString();
if (charset == "us-ascii") return toUsAscii(_str);
TQCString cset;
if (charset.isEmpty())
{
cset = kmkernel->networkCodec()->mimeName();
KPIM::kAsciiToLower(cset.data());
}
else cset = charset;
const TQTextCodec *codec = codecForName(cset);
if (!codec) codec = kmkernel->networkCodec();
unsigned int nonAscii = 0;
unsigned int strLength(_str.length());
for (unsigned int i = 0; i < strLength; i++)
if (_str.tqat(i).tqunicode() >= 128) nonAscii++;
bool useBase64 = (nonAscii * 6 > strLength);
unsigned int start, stop, p, pos = 0, encLength;
TQCString result;
bool breakLine = false;
const unsigned int maxLen = 75 - 7 - cset.length();
while (pos < strLength)
{
start = pos; p = pos;
while (p < strLength)
{
if (!breakLine && (_str.tqat(p) == ' ' || dontQuote.find(_str.tqat(p)) != -1))
start = p + 1;
if (_str.tqat(p).tqunicode() >= 128 || _str.tqat(p).tqunicode() < 32)
break;
p++;
}
if (breakLine || p < strLength)
{
while (dontQuote.find(_str.tqat(start)) != -1) start++;
stop = start;
while (stop < strLength && dontQuote.find(_str.tqat(stop)) == -1)
stop++;
result += _str.mid(pos, start - pos).latin1();
encLength = encodeRFC2047Quoted(codec->fromUnicode(_str.
mid(start, stop - start)), useBase64).length();
breakLine = (encLength > maxLen);
if (breakLine)
{
int dif = (stop - start) / 2;
int step = dif;
while (abs(step) > 1)
{
encLength = encodeRFC2047Quoted(codec->fromUnicode(_str.
mid(start, dif)), useBase64).length();
step = (encLength > maxLen) ? (-abs(step) / 2) : (abs(step) / 2);
dif += step;
}
stop = start + dif;
}
p = stop;
while (p > start && _str.tqat(p) != ' ') p--;
if (p > start) stop = p;
if (result.right(3) == "?= ") start--;
if (result.right(5) == "?=\n ") {
start--; result.truncate(result.length() - 1);
}
int lastNewLine = result.findRev("\n ");
if (!result.mid(lastNewLine).stripWhiteSpace().isEmpty()
&& result.length() - lastNewLine + encLength + 2 > maxLen)
result += "\n ";
result += "=?";
result += cset;
result += (useBase64) ? "?b?" : "?q?";
result += encodeRFC2047Quoted(codec->fromUnicode(_str.mid(start,
stop - start)), useBase64);
result += "?=";
if (breakLine) result += "\n ";
pos = stop;
} else {
result += _str.mid(pos).latin1();
break;
}
}
return result;
}
//-----------------------------------------------------------------------------
TQCString KMMsgBase::encodeRFC2231String( const TQString& _str,
const TQCString& charset )
{
if ( _str.isEmpty() )
return TQCString();
TQCString cset;
if ( charset.isEmpty() )
{
cset = kmkernel->networkCodec()->mimeName();
KPIM::kAsciiToLower( cset.data() );
}
else
cset = charset;
const TQTextCodec *codec = codecForName( cset );
TQCString latin;
if ( charset == "us-ascii" )
latin = toUsAscii( _str );
else if ( codec )
latin = codec->fromUnicode( _str );
else
latin = _str.local8Bit();
char *l;
for ( l = latin.data(); *l; ++l ) {
if ( ( ( *l & 0xE0 ) == 0 ) || ( *l & 0x80 ) )
// *l is control character or 8-bit char
break;
}
if ( !*l )
return latin;
TQCString result = cset + "''";
for ( l = latin.data(); *l; ++l ) {
bool needsQuoting = ( *l & 0x80 );
if( !needsQuoting ) {
int len = especials.length();
for ( int i = 0; i < len; i++ )
if ( *l == especials[i] ) {
needsQuoting = true;
break;
}
}
if ( needsQuoting ) {
result += '%';
unsigned char hexcode;
hexcode = ( ( *l & 0xF0 ) >> 4 ) + 48;
if ( hexcode >= 58 )
hexcode += 7;
result += hexcode;
hexcode = ( *l & 0x0F ) + 48;
if ( hexcode >= 58 )
hexcode += 7;
result += hexcode;
} else {
result += *l;
}
}
return result;
}
//-----------------------------------------------------------------------------
TQCString KMMsgBase::encodeRFC2231StringAutoDetectCharset( const TQString &str,
const TQCString &defaultCharset )
{
TQCString encoding = KMMsgBase::autoDetectCharset( defaultCharset,
KMMessage::preferredCharsets(), str );
if ( encoding.isEmpty() )
encoding = "utf-8";
return KMMsgBase::encodeRFC2231String( str, encoding );
}
//-----------------------------------------------------------------------------
TQString KMMsgBase::decodeRFC2231String(const TQCString& _str)
{
int p = _str.find('\'');
if (p < 0) return kmkernel->networkCodec()->toUnicode(_str);
TQCString charset = _str.left(p);
TQCString st = _str.mid(_str.findRev('\'') + 1);
char ch, ch2;
p = 0;
while (p < (int)st.length())
{
if (st.tqat(p) == 37)
{
ch = st.tqat(p+1) - 48;
if (ch > 16) ch -= 7;
ch2 = st.tqat(p+2) - 48;
if (ch2 > 16) ch2 -= 7;
st.tqat(p) = ch * 16 + ch2;
st.remove( p+1, 2 );
}
p++;
}
TQString result;
const TQTextCodec * codec = codecForName( charset );
if ( !codec )
codec = kmkernel->networkCodec();
return codec->toUnicode( st );
}
TQCString KMMsgBase::extractRFC2231HeaderField( const TQCString &aStr, const TQCString &field )
{
int n=-1;
TQCString str;
bool found = false;
while ( n<=0 || found ) {
TQString pattern( field );
pattern += "[*]"; // match a literal * after the fieldname, as defined by RFC 2231
if ( n>=0 ) { // If n<0, check for fieldname*=..., otherwise for fieldname*n=
pattern += TQString::number(n) + "[*]?";
}
pattern += "=";
TQRegExp fnamePart( pattern, false );
int startPart = fnamePart.search( aStr );
int endPart;
found = ( startPart >= 0 );
if ( found ) {
startPart += fnamePart.matchedLength();
// Quoted values end at the ending quote
if ( aStr[startPart] == '"' ) {
startPart++; // the double quote isn't part of the filename
endPart = aStr.find('"', startPart) - 1;
}
else {
endPart = aStr.find(';', startPart) - 1;
}
if (endPart < 0)
endPart = 32767;
str += aStr.mid( startPart, endPart-startPart+1).stripWhiteSpace();
}
n++;
}
return str;
}
TQString KMMsgBase::base64EncodedMD5( const TQString & s, bool utf8 ) {
if (s.stripWhiteSpace().isEmpty()) return "";
if ( utf8 )
return base64EncodedMD5( s.stripWhiteSpace().utf8() ); // TQCString overload
else
return base64EncodedMD5( s.stripWhiteSpace().latin1() ); // const char * overload
}
TQString KMMsgBase::base64EncodedMD5( const TQCString & s ) {
if (s.stripWhiteSpace().isEmpty()) return "";
return base64EncodedMD5( s.stripWhiteSpace().data() );
}
TQString KMMsgBase::base64EncodedMD5( const char * s, int len ) {
if (!s || !len) return "";
static const int Base64EncodedMD5Len = 22;
KMD5 md5( s, len );
return md5.base64Digest().left( Base64EncodedMD5Len );
}
//-----------------------------------------------------------------------------
TQCString KMMsgBase::autoDetectCharset(const TQCString &_encoding, const TQStringList &encodingList, const TQString &text)
{
TQStringList charsets = encodingList;
if (!_encoding.isEmpty())
{
TQString currentCharset = TQString::tqfromLatin1(_encoding);
charsets.remove(currentCharset);
charsets.prepend(currentCharset);
}
TQStringList::ConstIterator it = charsets.begin();
for (; it != charsets.end(); ++it)
{
TQCString encoding = (*it).latin1();
if (encoding == "locale")
{
encoding = kmkernel->networkCodec()->mimeName();
KPIM::kAsciiToLower(encoding.data());
}
if (text.isEmpty())
return encoding;
if (encoding == "us-ascii") {
bool ok;
(void) KMMsgBase::toUsAscii(text, &ok);
if (ok)
return encoding;
}
else
{
const TQTextCodec *codec = KMMsgBase::codecForName(encoding);
if (!codec) {
kdDebug(5006) << "Auto-Charset: Something is wrong and I can not get a codec. [" << encoding << "]" << endl;
} else {
if (codec->canEncode(text))
return encoding;
}
}
}
return 0;
}
//-----------------------------------------------------------------------------
unsigned long KMMsgBase::getMsgSerNum() const
{
unsigned long msn = MessageProperty::serialCache( this );
if (msn)
return msn;
if (mParent) {
int index = mParent->find((KMMsgBase*)this);
msn = KMMsgDict::instance()->getMsgSerNum(mParent, index);
if (msn)
MessageProperty::setSerialCache( this, msn );
}
return msn;
}
//-----------------------------------------------------------------------------
KMMsgAttachmentState KMMsgBase::attachmentState() const
{
KMMsgtqStatus st = status();
if (st & KMMsgStatusHasAttach)
return KMMsgHasAttachment;
else if (st & KMMsgStatusHasNoAttach)
return KMMsgHasNoAttachment;
else
return KMMsgAttachmentUnknown;
}
KMMsgInvitationState KMMsgBase::invitationState() const
{
KMMsgtqStatus st = status();
if (st & KMMsgStatusHasInvitation)
return KMMsgHasInvitation;
else if (st & KMMsgStatusHasNoInvitation)
return KMMsgHasNoInvitation;
else
return KMMsgInvitationUnknown;
}
//-----------------------------------------------------------------------------
static void swapEndian(TQString &str)
{
uint len = str.length();
str = TQDeepCopy<TQString>(str);
TQChar *tqunicode = const_cast<TQChar*>( str.tqunicode() );
for (uint i = 0; i < len; i++)
tqunicode[i] = kmail_swap_16(tqunicode[i].tqunicode());
}
//-----------------------------------------------------------------------------
static int g_chunk_length = 0, g_chunk_offset=0;
static uchar *g_chunk = 0;
namespace {
template < typename T > void copy_from_stream( T & x ) {
if( g_chunk_offset + int(sizeof(T)) > g_chunk_length ) {
g_chunk_offset = g_chunk_length;
kdDebug( 5006 ) << "This should never happen.. "
<< __FILE__ << ":" << __LINE__ << endl;
x = 0;
} else {
// the memcpy is optimized out by the compiler for the values
// of sizeof(T) that is called with
memcpy( &x, g_chunk + g_chunk_offset, sizeof(T) );
g_chunk_offset += sizeof(T);
}
}
}
//-----------------------------------------------------------------------------
TQString KMMsgBase::getStringPart(MsgPartType t) const
{
retry:
TQString ret;
g_chunk_offset = 0;
bool using_mmap = false;
bool swapByteOrder = storage()->indexSwapByteOrder();
if (storage()->indexStreamBasePtr()) {
if (g_chunk)
free(g_chunk);
using_mmap = true;
g_chunk = storage()->indexStreamBasePtr() + mIndexOffset;
g_chunk_length = mIndexLength;
} else {
if(!storage()->mIndexStream)
return ret;
if (g_chunk_length < mIndexLength)
g_chunk = (uchar *)realloc(g_chunk, g_chunk_length = mIndexLength);
off_t first_off=ftell(storage()->mIndexStream);
fseek(storage()->mIndexStream, mIndexOffset, SEEK_SET);
fread( g_chunk, mIndexLength, 1, storage()->mIndexStream);
fseek(storage()->mIndexStream, first_off, SEEK_SET);
}
MsgPartType type;
TQ_UINT16 l;
while(g_chunk_offset < mIndexLength) {
TQ_UINT32 tmp;
copy_from_stream(tmp);
copy_from_stream(l);
if (swapByteOrder)
{
tmp = kmail_swap_32(tmp);
l = kmail_swap_16(l);
}
type = (MsgPartType) tmp;
if(g_chunk_offset + l > mIndexLength) {
kdDebug(5006) << "This should never happen.. " << __FILE__ << ":" << __LINE__ << endl;
if(using_mmap) {
g_chunk_length = 0;
g_chunk = 0;
}
storage()->recreateIndex();
goto retry;
}
if(type == t) {
// This works because the TQString constructor does a memcpy.
// Otherwise we would need to be concerned about the tqalignment.
if(l)
ret = TQString((TQChar *)(g_chunk + g_chunk_offset), l/2);
break;
}
g_chunk_offset += l;
}
if(using_mmap) {
g_chunk_length = 0;
g_chunk = 0;
}
// Normally we need to swap the byte order because the TQStrings are written
// in the style of TQt2 (MSB -> network ordered).
// TQStrings in TQt3 expect host ordering.
// On e.g. Intel host ordering is LSB, on e.g. Sparc it is MSB.
#ifndef WORDS_BIGENDIAN
// #warning Byte order is little endian (swap is true)
swapEndian(ret);
#else
// #warning Byte order is big endian (swap is false)
#endif
return ret;
}
//-----------------------------------------------------------------------------
off_t KMMsgBase::getLongPart(MsgPartType t) const
{
retry:
off_t ret = 0;
g_chunk_offset = 0;
bool using_mmap = false;
int sizeOfLong = storage()->indexSizeOfLong();
bool swapByteOrder = storage()->indexSwapByteOrder();
if (storage()->indexStreamBasePtr()) {
if (g_chunk)
free(g_chunk);
using_mmap = true;
g_chunk = storage()->indexStreamBasePtr() + mIndexOffset;
g_chunk_length = mIndexLength;
} else {
if (!storage()->mIndexStream)
return ret;
assert(mIndexLength >= 0);
if (g_chunk_length < mIndexLength)
g_chunk = (uchar *)realloc(g_chunk, g_chunk_length = mIndexLength);
off_t first_off=ftell(storage()->mIndexStream);
fseek(storage()->mIndexStream, mIndexOffset, SEEK_SET);
fread( g_chunk, mIndexLength, 1, storage()->mIndexStream);
fseek(storage()->mIndexStream, first_off, SEEK_SET);
}
MsgPartType type;
TQ_UINT16 l;
while (g_chunk_offset < mIndexLength) {
TQ_UINT32 tmp;
copy_from_stream(tmp);
copy_from_stream(l);
if (swapByteOrder)
{
tmp = kmail_swap_32(tmp);
l = kmail_swap_16(l);
}
type = (MsgPartType) tmp;
if (g_chunk_offset + l > mIndexLength) {
kdDebug(5006) << "This should never happen.. " << __FILE__ << ":" << __LINE__ << endl;
if(using_mmap) {
g_chunk_length = 0;
g_chunk = 0;
}
storage()->recreateIndex();
goto retry;
}
if(type == t) {
assert(sizeOfLong == l);
if (sizeOfLong == sizeof(ret))
{
copy_from_stream(ret);
if (swapByteOrder)
{
if (sizeof(ret) == 4)
ret = kmail_swap_32(ret);
else
ret = kmail_swap_64(ret);
}
}
else if (sizeOfLong == 4)
{
// Long is stored as 4 bytes in index file, sizeof(long) = 8
TQ_UINT32 ret_32;
copy_from_stream(ret_32);
if (swapByteOrder)
ret_32 = kmail_swap_32(ret_32);
ret = ret_32;
}
else if (sizeOfLong == 8)
{
// Long is stored as 8 bytes in index file, sizeof(long) = 4
TQ_UINT32 ret_1;
TQ_UINT32 ret_2;
copy_from_stream(ret_1);
copy_from_stream(ret_2);
if (!swapByteOrder)
{
// Index file order is the same as the order of this CPU.
#ifndef WORDS_BIGENDIAN
// Index file order is little endian
ret = ret_1; // We drop the 4 most significant bytes
#else
// Index file order is big endian
ret = ret_2; // We drop the 4 most significant bytes
#endif
}
else
{
// Index file order is different from this CPU.
#ifndef WORDS_BIGENDIAN
// Index file order is big endian
ret = ret_2; // We drop the 4 most significant bytes
#else
// Index file order is little endian
ret = ret_1; // We drop the 4 most significant bytes
#endif
// We swap the result to host order.
ret = kmail_swap_32(ret);
}
}
break;
}
g_chunk_offset += l;
}
if(using_mmap) {
g_chunk_length = 0;
g_chunk = 0;
}
return ret;
}
#ifndef WORDS_BIGENDIAN
// We need to use swab to swap bytes to network byte order
#define memcpy_networkorder(to, from, len) swab((char *)(from), (char *)(to), len)
#else
// We're already in network byte order
#define memcpy_networkorder(to, from, len) memcpy(to, from, len)
#endif
#define STORE_DATA_LEN(type, x, len, network_order) do { \
int len2 = (len > 256) ? 256 : len; \
if(csize < (length + (len2 + sizeof(short) + sizeof(MsgPartType)))) \
ret = (uchar *)realloc(ret, csize += len2+sizeof(short)+sizeof(MsgPartType)); \
TQ_UINT32 t = (TQ_UINT32) type; memcpy(ret+length, &t, sizeof(t)); \
TQ_UINT16 l = len2; memcpy(ret+length+sizeof(t), &l, sizeof(l)); \
if (network_order) \
memcpy_networkorder(ret+length+sizeof(t)+sizeof(l), x, len2); \
else \
memcpy(ret+length+sizeof(t)+sizeof(l), x, len2); \
length += len2+sizeof(t)+sizeof(l); \
} while(0)
#define STORE_DATA(type, x) STORE_DATA_LEN(type, &x, sizeof(x), false)
//-----------------------------------------------------------------------------
const uchar *KMMsgBase::asIndexString(int &length) const
{
unsigned int csize = 256;
static uchar *ret = 0; //different static buffer here for we may use the other buffer in the functions below
if(!ret)
ret = (uchar *)malloc(csize);
length = 0;
unsigned long tmp;
TQString tmp_str;
//these is at the beginning because it is queried quite often
tmp_str = msgIdMD5().stripWhiteSpace();
STORE_DATA_LEN(MsgIdMD5Part, tmp_str.tqunicode(), tmp_str.length() * 2, true);
tmp = mLegacytqStatus;
STORE_DATA(MsgLegacyStatusPart, tmp);
//these are completely arbitrary order
tmp_str = fromStrip().stripWhiteSpace();
STORE_DATA_LEN(MsgFromStripPart, tmp_str.tqunicode(), tmp_str.length() * 2, true);
tmp_str = subject().stripWhiteSpace();
STORE_DATA_LEN(MsgSubjectPart, tmp_str.tqunicode(), tmp_str.length() * 2, true);
tmp_str = toStrip().stripWhiteSpace();
STORE_DATA_LEN(MsgToStripPart, tmp_str.tqunicode(), tmp_str.length() * 2, true);
tmp_str = replyToIdMD5().stripWhiteSpace();
STORE_DATA_LEN(MsgReplyToIdMD5Part, tmp_str.tqunicode(), tmp_str.length() * 2, true);
tmp_str = xmark().stripWhiteSpace();
STORE_DATA_LEN(MsgXMarkPart, tmp_str.tqunicode(), tmp_str.length() * 2, true);
tmp_str = fileName().stripWhiteSpace();
STORE_DATA_LEN(MsgFilePart, tmp_str.tqunicode(), tmp_str.length() * 2, true);
tmp = msgSize();
STORE_DATA(MsgSizePart, tmp);
tmp = folderOffset();
STORE_DATA(MsgOffsetPart, tmp);
tmp = date();
STORE_DATA(MsgDatePart, tmp);
tmp = (signatureState() << 16) | encryptionState();
STORE_DATA(MsgCryptoStatePart, tmp);
tmp = mdnSentState();
STORE_DATA(MsgMDNSentPart, tmp);
tmp_str = replyToAuxIdMD5().stripWhiteSpace();
STORE_DATA_LEN(MsgReplyToAuxIdMD5Part, tmp_str.tqunicode(), tmp_str.length() * 2, true);
tmp_str = strippedSubjectMD5().stripWhiteSpace();
STORE_DATA_LEN(MsgStrippedSubjectMD5Part, tmp_str.tqunicode(), tmp_str.length() * 2, true);
tmp = status();
STORE_DATA(MsgStatusPart, tmp);
tmp = msgSizeServer();
STORE_DATA(MsgSizeServerPart, tmp);
tmp = UID();
STORE_DATA(MsgUIDPart, tmp);
tmp_str = from();
STORE_DATA_LEN( MsgFromPart, tmp_str.tqunicode(), tmp_str.length() * 2, true );
tmp_str = to();
STORE_DATA_LEN( MsgToPart, tmp_str.tqunicode(), tmp_str.length() * 2, true );
return ret;
}
#undef STORE_DATA_LEN
#undef STORE_DATA
bool KMMsgBase::syncIndexString() const
{
if(!dirty())
return true;
int len;
const uchar *buffer = asIndexString(len);
if (len == mIndexLength) {
Q_ASSERT(storage()->mIndexStream);
fseek(storage()->mIndexStream, mIndexOffset, SEEK_SET);
assert( mIndexOffset > 0 );
fwrite( buffer, len, 1, storage()->mIndexStream);
return true;
}
return false;
}
static TQStringList sReplySubjPrefixes, sForwardSubjPrefixes;
static bool sReplaceSubjPrefix, sReplaceForwSubjPrefix;
//-----------------------------------------------------------------------------
void KMMsgBase::readConfig()
{
KConfigGroup composerGroup( KMKernel::config(), "Composer" );
sReplySubjPrefixes = composerGroup.readListEntry("reply-prefixes", ',');
if (sReplySubjPrefixes.isEmpty())
sReplySubjPrefixes << "Re\\s*:" << "Re\\[\\d+\\]:" << "Re\\d+:";
sReplaceSubjPrefix = composerGroup.readBoolEntry("replace-reply-prefix", true);
sForwardSubjPrefixes = composerGroup.readListEntry("forward-prefixes", ',');
if (sForwardSubjPrefixes.isEmpty())
sForwardSubjPrefixes << "Fwd:" << "FW:";
sReplaceForwSubjPrefix = composerGroup.readBoolEntry("replace-forward-prefix", true);
}
//-----------------------------------------------------------------------------
// static
TQString KMMsgBase::stripOffPrefixes( const TQString& str )
{
return replacePrefixes( str, sReplySubjPrefixes + sForwardSubjPrefixes,
true, TQString() ).stripWhiteSpace();
}
//-----------------------------------------------------------------------------
// static
TQString KMMsgBase::replacePrefixes( const TQString& str,
const TQStringList& prefixRegExps,
bool replace,
const TQString& newPrefix )
{
bool recognized = false;
// construct a big regexp that
// 1. is anchored to the beginning of str (sans whitespace)
// 2. matches at least one of the part regexps in prefixRegExps
TQString bigRegExp = TQString::tqfromLatin1("^(?:\\s+|(?:%1))+\\s*")
.tqarg( prefixRegExps.join(")|(?:") );
TQRegExp rx( bigRegExp, false /*case insens.*/ );
if ( !rx.isValid() ) {
kdWarning(5006) << "KMMessage::replacePrefixes(): bigRegExp = \""
<< bigRegExp << "\"\n"
<< "prefix regexp is invalid!" << endl;
// try good ole Re/Fwd:
recognized = str.startsWith( newPrefix );
} else { // valid rx
TQString tmp = str;
if ( rx.search( tmp ) == 0 ) {
recognized = true;
if ( replace )
return tmp.replace( 0, rx.matchedLength(), newPrefix + ' ' );
}
}
if ( !recognized )
return newPrefix + ' ' + str;
else
return str;
}
//-----------------------------------------------------------------------------
TQString KMMsgBase::cleanSubject() const
{
return cleanSubject( sReplySubjPrefixes + sForwardSubjPrefixes,
true, TQString() ).stripWhiteSpace();
}
//-----------------------------------------------------------------------------
TQString KMMsgBase::cleanSubject( const TQStringList & prefixRegExps,
bool replace,
const TQString & newPrefix ) const
{
return KMMsgBase::replacePrefixes( subject(), prefixRegExps, replace,
newPrefix );
}
//-----------------------------------------------------------------------------
TQString KMMsgBase::forwardSubject() const {
return cleanSubject( sForwardSubjPrefixes, sReplaceForwSubjPrefix, "Fwd:" );
}
//-----------------------------------------------------------------------------
TQString KMMsgBase::replySubject() const {
return cleanSubject( sReplySubjPrefixes, sReplaceSubjPrefix, "Re:" );
}
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