bool MfStatusCache::DoLoad(const wxTextFile& file, int version)
{
bool isFmtOk = true;
CacheFileFormat fmt;
if ( version == BuildVersion(1, 1) )
{
fmt = CacheFile_1_1;
}
else if ( version == BuildVersion(1, 0) )
{
fmt = CacheFile_1_0;
}
else
{
fmt = CacheFile_Max;
}
// read the data
wxString str, name;
str.Alloc(1024); // avoid extra memory allocations
name.Alloc(1024);
MailFolderStatus status;
size_t count = file.GetLineCount();
for ( size_t n = 1; n < count; n++ )
{
str = file[n];
// first get the end of the full folder name knowing that we should
// skip all "::" as they could have only resulted from quoting a ':'
// in the folder name and so the loop below looks for the first ':'
// not followed by another ':'
const wxChar *p = wxStrchr(str, CACHE_DELIMITER_CH);
while ( p && p[1] == CACHE_DELIMITER_CH )
{
p = wxStrchr(p + 2, CACHE_DELIMITER_CH);
}
if ( !p )
{
wxLogError(_("Missing '%c' at line %d."), CACHE_DELIMITER_CH, n + 1);
isFmtOk = false;
break;
}
name = wxString(str.c_str(), p);
// now unquote ':' which were doubled by Save()
name.Replace(CACHE_DELIMITER CACHE_DELIMITER, CACHE_DELIMITER);
// get the rest
status.Init();
switch ( fmt )
{
case CacheFile_1_0:
isFmtOk = wxSscanf(p + 1,
_T("%lu") CACHE_DELIMITER
_T("%lu") CACHE_DELIMITER
_T("%lu"),
&status.total,
&status.unread,
&status.flagged) == 3;
break;
default:
FAIL_MSG( _T("unknown cache file format") );
// fall through nevertheless
case CacheFile_1_1:
isFmtOk = wxSscanf(p + 1,
_T("%lu") CACHE_DELIMITER
_T("%lu") CACHE_DELIMITER
_T("%lu") CACHE_DELIMITER
_T("%lu"),
&status.total,
&status.newmsgs,
&status.unread,
&status.flagged) == 4;
}
if ( !isFmtOk )
{
wxLogError(_("Missing field(s) at line %d."), n + 1);
break;
}
// ignore the folders which were deleted during the last program run
MFolder *folder = MFolder::Get(name);
if ( folder )
{
folder->DecRef();
// do add the entry to the cache
size_t entry = m_folderNames.Add(name);
m_folderData.Insert(new MailFolderStatus(status), entry);
}
else
{
wxLogDebug(_T("Removing deleted folder '%s' from status cache."),
name.c_str());
}
}
if ( !isFmtOk )
{
wxLogWarning(_("Your mail folder status cache file (%s) was corrupted."),
file.GetName());
return false;
}
return true;
}
void wxFileConfig::Parse(wxTextFile& file, bool bLocal)
{
const wxChar *pStart;
const wxChar *pEnd;
wxString strLine;
size_t nLineCount = file.GetLineCount();
for ( size_t n = 0; n < nLineCount; n++ ) {
strLine = file[n];
// add the line to linked list
if ( bLocal )
LineListAppend(strLine);
// skip leading spaces
for ( pStart = strLine; wxIsspace(*pStart); pStart++ )
;
// skip blank/comment lines
if ( *pStart == wxT('\0')|| *pStart == wxT(';') || *pStart == wxT('#') )
continue;
if ( *pStart == wxT('[') ) { // a new group
pEnd = pStart;
while ( *++pEnd != wxT(']') ) {
if ( *pEnd == wxT('\\') ) {
// the next char is escaped, so skip it even if it is ']'
pEnd++;
}
if ( *pEnd == wxT('\n') || *pEnd == wxT('\0') ) {
// we reached the end of line, break out of the loop
break;
}
}
if ( *pEnd != wxT(']') ) {
wxLogError(_("file '%s': unexpected character %c at line %d."),
file.GetName(), *pEnd, n + 1);
continue; // skip this line
}
// group name here is always considered as abs path
wxString strGroup;
pStart++;
strGroup << wxCONFIG_PATH_SEPARATOR
<< FilterInEntryName(wxString(pStart, pEnd - pStart));
// will create it if doesn't yet exist
SetPath(strGroup);
if ( bLocal )
m_pCurrentGroup->SetLine(m_linesTail);
// check that there is nothing except comments left on this line
bool bCont = TRUE;
while ( *++pEnd != wxT('\0') && bCont ) {
switch ( *pEnd ) {
case wxT('#'):
case wxT(';'):
bCont = FALSE;
break;
case wxT(' '):
case wxT('\t'):
// ignore whitespace ('\n' impossible here)
break;
default:
wxLogWarning(_("file '%s', line %d: '%s' ignored after group header."),
file.GetName(), n + 1, pEnd);
bCont = FALSE;
}
}
}
else { // a key
const wxChar *pEnd = pStart;
while ( *pEnd && *pEnd != wxT('=') && !wxIsspace(*pEnd) ) {
if ( *pEnd == wxT('\\') ) {
// next character may be space or not - still take it because it's
// quoted (unless there is nothing)
pEnd++;
if ( !*pEnd ) {
// the error message will be given below anyhow
break;
}
}
pEnd++;
}
wxString strKey(FilterInEntryName(wxString(pStart, pEnd)));
// skip whitespace
while ( wxIsspace(*pEnd) )
pEnd++;
if ( *pEnd++ != wxT('=') ) {
wxLogError(_("file '%s', line %d: '=' expected."),
file.GetName(), n + 1);
}
else {
ConfigEntry *pEntry = m_pCurrentGroup->FindEntry(strKey);
if ( pEntry == NULL ) {
// new entry
pEntry = m_pCurrentGroup->AddEntry(strKey, n);
if ( bLocal )
pEntry->SetLine(m_linesTail);
}
else {
if ( bLocal && pEntry->IsImmutable() ) {
// immutable keys can't be changed by user
wxLogWarning(_("file '%s', line %d: value for immutable key '%s' ignored."),
file.GetName(), n + 1, strKey.c_str());
continue;
}
// the condition below catches the cases (a) and (b) but not (c):
// (a) global key found second time in global file
// (b) key found second (or more) time in local file
// (c) key from global file now found in local one
// which is exactly what we want.
else if ( !bLocal || pEntry->IsLocal() ) {
wxLogWarning(_("file '%s', line %d: key '%s' was first found at line %d."),
file.GetName(), n + 1, strKey.c_str(), pEntry->Line());
if ( bLocal )
pEntry->SetLine(m_linesTail);
}
}
// skip whitespace
while ( wxIsspace(*pEnd) )
pEnd++;
if ( GetStyle() & wxCONFIG_USE_NO_ESCAPE_CHARACTERS )
pEntry->SetValue(pEnd, FALSE /* read from file, without escapes */);
else
pEntry->SetValue(FilterInValue(pEnd), FALSE /* read from file, with escapes */);
//pEntry->SetValue(FilterInValue(pEnd), FALSE /* read from file */);
}
}
}
}
