ZipEntry *ZipEntry::Create(const wxString &path) {
wxFile file(path);
int error;
auto zipFile = zip_fdopen(file.fd(), ZIP_RDONLY, &error);
file.Detach();
if (zipFile == nullptr) {
throw error;
}
auto mutex = new wxMutex();
ZipEntry *root = new ZipEntry(zipFile, mutex, "");
std::vector<wxString> innerPaths;
int num_entries = zip_get_num_entries(zipFile, ZIP_FL_UNCHANGED);
for (int i = 0; i < num_entries; i++) {
auto path = wxString(zip_get_name(zipFile, i, ZIP_FL_UNCHANGED));
innerPaths.push_back(path);
}
std::sort(innerPaths.begin(), innerPaths.end());
std::map<wxString, ZipEntry *> entryMap;
entryMap[""] = root;
for (auto &path : innerPaths) {
AddChildrenFromPath(zipFile, mutex, entryMap, path);
}
return root;
}
ZipReader::ZipReader(QIODevice* device) :
m_archive(0)
{
QFile* file = qobject_cast<QFile*>(device);
if (file) {
m_archive = zip_fdopen(file->handle(), 0, 0);
if (m_archive) {
readFileInfo();
}
}
}
struct zip *subsurface_zip_open_readonly(const char *path, int flags, int *errorp)
{
#if defined(LIBZIP_VERSION_MAJOR)
/* libzip 0.10 has zip_fdopen, let's use it since zip_open doesn't have a
* wchar_t version */
int fd = subsurface_open(path, O_RDONLY | O_BINARY, 0);
struct zip *ret = zip_fdopen(fd, flags, errorp);
if (!ret)
close(fd);
return ret;
#else
return zip_open(path, flags, errorp);
#endif
}
bool KaraokePlayable_ZIP::init()
{
// We use zip_fdopen instead of zip_open because latter does not support Unicode file names.
// We also can't use QFile + handle since zip_fdopen takes over the handle, and it is impossible
// to have QFile not closing it on delete (the functions which allows disabling it doesn't take the file name)
#if defined (Q_OS_WIN)
QVector<wchar_t> wcharbuf( m_baseFile.length() + 1);
m_baseFile.toWCharArray( wcharbuf.data() );
int fd = _wopen( wcharbuf.constData(), _O_BINARY | _O_RDONLY );
#else
int fd = open( QFile::encodeName( m_baseFile ).constData(), O_RDONLY );
#endif
if ( fd < 0 )
{
m_errorMsg = "Could not open file";
return false;
}
// Open the ZIP archive: http://www.nih.at/libzip/zip_fdopen.html
int errcode;
m_zip = zip_fdopen( fd, 0, &errcode );
if ( !m_zip )
{
#if defined (Q_OS_WIN)
_close( fd );
#else
close( fd );
#endif
m_errorMsg = QString( "Error %1 opening ZIP archive") .arg( errcode );
return false;
}
return true;
}