TEST(Toolbox, WriteFile)
{
std::string path;
{
Toolbox::TemporaryFile tmp;
path = tmp.GetPath();
std::string s;
s.append("Hello");
s.push_back('\0');
s.append("World");
ASSERT_EQ(11u, s.size());
Toolbox::WriteFile(s, path.c_str());
std::string t;
Toolbox::ReadFile(t, path.c_str());
ASSERT_EQ(11u, t.size());
ASSERT_EQ(0, t[5]);
ASSERT_EQ(0, memcmp(s.c_str(), t.c_str(), s.size()));
}
std::string u;
ASSERT_THROW(Toolbox::ReadFile(u, path.c_str()), OrthancException);
}
static void GetArchive(RestApiGetCall& call)
{
ServerContext& context = OrthancRestApi::GetContext(call);
std::string id = call.GetUriComponent("id", "");
bool isZip64 = IsZip64Required(context.GetIndex(), id);
// Create a RAII for the temporary file to manage the ZIP file
Toolbox::TemporaryFile tmp;
{
// Create a ZIP writer
HierarchicalZipWriter writer(tmp.GetPath().c_str());
writer.SetZip64(isZip64);
// Store the requested resource into the ZIP
if (!ArchiveInternal(writer, context, id, resourceType, true))
{
return;
}
}
// Prepare the sending of the ZIP file
FilesystemHttpSender sender(tmp.GetPath().c_str());
sender.SetContentType("application/zip");
sender.SetDownloadFilename(id + ".zip");
// Send the ZIP
call.GetOutput().AnswerFile(sender);
// The temporary file is automatically removed thanks to the RAII
}
static void GetMediaArchive(RestApiGetCall& call)
{
ServerContext& context = OrthancRestApi::GetContext(call);
std::string id = call.GetUriComponent("id", "");
bool isZip64 = IsZip64Required(context.GetIndex(), id);
// Create a RAII for the temporary file to manage the ZIP file
Toolbox::TemporaryFile tmp;
{
// Create a ZIP writer
HierarchicalZipWriter writer(tmp.GetPath().c_str());
writer.SetZip64(isZip64);
writer.OpenDirectory("IMAGES");
// Create the DICOMDIR writer
DicomDirWriter dicomDir;
// Retrieve the list of the instances
std::list<std::string> instances;
context.GetIndex().GetChildInstances(instances, id);
size_t pos = 0;
for (std::list<std::string>::const_iterator
it = instances.begin(); it != instances.end(); ++it, ++pos)
{
// "DICOM restricts the filenames on DICOM media to 8
// characters (some systems wrongly use 8.3, but this does not
// conform to the standard)."
std::string filename = "IM" + boost::lexical_cast<std::string>(pos);
writer.OpenFile(filename.c_str());
std::string dicom;
context.ReadFile(dicom, *it, FileContentType_Dicom);
writer.Write(dicom);
ParsedDicomFile parsed(dicom);
dicomDir.Add("IMAGES", filename, parsed);
}
// Add the DICOMDIR
writer.CloseDirectory();
writer.OpenFile("DICOMDIR");
std::string s;
dicomDir.Encode(s);
writer.Write(s);
}
// Prepare the sending of the ZIP file
FilesystemHttpSender sender(tmp.GetPath().c_str());
sender.SetContentType("application/zip");
sender.SetDownloadFilename(id + ".zip");
// Send the ZIP
call.GetOutput().AnswerFile(sender);
// The temporary file is automatically removed thanks to the RAII
}
DcmDicomDir& GetDicomDir()
{
if (dir_.get() == NULL)
{
dir_.reset(new DcmDicomDir(file_.GetPath().c_str(),
fileSetId_.c_str()));
}
return *dir_;
}
void Read(std::string& s)
{
if (!GetDicomDir().write(DICOMDIR_DEFAULT_TRANSFERSYNTAX,
EET_UndefinedLength /*encodingType*/,
EGL_withoutGL /*groupLength*/).good())
{
throw OrthancException(ErrorCode_InternalError);
}
file_.Read(s);
}