wxString GOrgueArchiveIndex::GenerateIndexFilename()
{
GOrgueHash hash;
hash.Update(m_Path);
return m_Settings.UserCachePath() + wxFileName::GetPathSeparator() +
hash.getStringHash() + wxT(".idx");
}
GOrgueHashType GOrgueArchiveIndex::GenerateHash()
{
GOrgueHash hash;
hash.Update(sizeof(wxString));
hash.Update(sizeof(GOArchiveEntry));
hash.Update(sizeof(size_t));
wxFileName path_name(m_Path);
uint64_t size = path_name.GetSize().GetValue();
uint64_t time = path_name.GetModificationTime().GetTicks();
hash.Update(time);
hash.Update(size);
return hash.getHash();
}
void GOrgueSoundingPipe::UpdateHash(GOrgueHash& hash)
{
hash.Update(m_Filename);
hash.Update(m_PipeConfig.GetEffectiveBitsPerSample());
hash.Update(m_PipeConfig.GetEffectiveCompress());
hash.Update(m_PipeConfig.GetEffectiveChannels());
hash.Update(m_PipeConfig.GetEffectiveLoopLoad());
hash.Update(m_PipeConfig.GetEffectiveAttackLoad());
hash.Update(m_PipeConfig.GetEffectiveReleaseLoad());
hash.Update(m_SampleMidiKeyNumber);
hash.Update(m_LoopCrossfadeLength);
hash.Update(m_ReleaseCrossfadeLength);
hash.Update(m_AttackInfo.size());
for(unsigned i = 0; i < m_AttackInfo.size(); i++)
{
m_AttackInfo[i].filename.Hash(hash);
hash.Update(m_AttackInfo[i].sample_group);
hash.Update(m_AttackInfo[i].max_playback_time);
hash.Update(m_AttackInfo[i].load_release);
hash.Update(m_AttackInfo[i].percussive);
hash.Update(m_AttackInfo[i].cue_point);
hash.Update(m_AttackInfo[i].loops.size());
hash.Update(m_AttackInfo[i].attack_start);
hash.Update(m_AttackInfo[i].release_end);
for(unsigned j = 0; j < m_AttackInfo[i].loops.size(); j++)
{
hash.Update(m_AttackInfo[i].loops[j].loop_start);
hash.Update(m_AttackInfo[i].loops[j].loop_end);
}
}
hash.Update(m_ReleaseInfo.size());
for(unsigned i = 0; i < m_ReleaseInfo.size(); i++)
{
m_ReleaseInfo[i].filename.Hash(hash);
hash.Update(m_ReleaseInfo[i].sample_group);
hash.Update(m_ReleaseInfo[i].max_playback_time);
hash.Update(m_ReleaseInfo[i].cue_point);
hash.Update(m_ReleaseInfo[i].release_end);
}
}
bool GOrgueConfigFileReader::Read(GOrgueFile* file)
{
m_Entries.clear();
if (!file->Open())
{
wxLogError(_("Failed to open file '%s'"), file->GetName().c_str());
return false;
}
GOrgueBuffer<uint8_t> data;
try
{
data.resize(file->GetSize());
}
catch (GOrgueOutOfMemory e)
{
wxLogError(_("Failed to load file '%s' into the memory"), file->GetName().c_str());
file->Close();
return false;
}
if (!file->Read(data))
{
file->Close();
wxLogError(_("Failed to read file '%s'"), file->GetName().c_str());
return false;
}
file->Close();
GOrgueHash hash;
hash.Update(data.get(), data.GetSize());
m_Hash = hash.getStringHash();
if (isBufferCompressed(data))
{
if (!uncompressBuffer(data))
{
wxLogError(_("Failed to decompress file '%s'"), file->GetName().c_str());
return false;
}
}
wxMBConv* conv;
wxCSConv isoConv(wxT("ISO-8859-1"));
uint8_t* dataPtr = data.get();
size_t length = data.GetCount();
if (length >= 3 && data[0] == 0xEF && data[1] == 0xBB && data[2] == 0xBF)
{
conv = &wxConvUTF8;
dataPtr = data.get() + 3;
length -= 3;
}
else
conv = &isoConv;
wxString input((const char*)dataPtr, *conv, length);
data.free();
if (length && input.Len() == 0)
{
wxLogError(_("Failed to decode file '%s'"), file->GetName().c_str());
return false;
}
unsigned pos = 0;
wxString group;
std::map<wxString, wxString>* grp = NULL;
unsigned lineno = 0;
while(pos < input.Len())
{
wxString line = GetNextLine(input, pos);
lineno++;
if (line == wxEmptyString)
continue;
if (line.Len() >= 1 && line[0] == wxT(';'))
continue;
if (line.Len() > 1 && line[0] == wxT('['))
{
if (line[line.Len() - 1] != wxT(']'))
{
line = line.Trim();
if (line[line.Len() - 1] != wxT(']'))
{
wxLogError(_("Invalid Config entry at line %d: %s"), lineno, line.c_str());
continue;
}
wxLogError(_("Invalid section start at line %d: %s"), lineno, line.c_str());
}
group = line.Mid(1, line.Len() - 2);
if (m_Entries.find(group) != m_Entries.end())
{
wxLogWarning(_("Duplicate group at line %d: %s"), lineno, group.c_str());
}
grp = &m_Entries[group];
}
else
{
if (!grp)
{
wxLogError(_("Config entry without any group at line %d"), lineno);
continue;
}
int datapos = line.find(wxT("="), 0);
if (datapos <= 0)
{
wxLogError(_("Invalid Config entry at line %d: %s"), lineno, line.c_str());
continue;
}
wxString name = line.Mid(0, datapos);
if (grp->find(name) != grp->end())
{
wxLogWarning(_("Duplicate entry in section %s at line %d: %s"), group.c_str(), lineno, name.c_str());
}
(*grp)[name] = line.Mid(datapos + 1);
}
}
return true;
}
