Orthanc/OrthancServer/Sources/OrthancRestApi/OrthancRestAnonymizeModify.cpp
2025-06-23 19:07:37 +05:30

1323 lines
49 KiB
C++

/**
* Orthanc - A Lightweight, RESTful DICOM Store
* Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics
* Department, University Hospital of Liege, Belgium
* Copyright (C) 2017-2023 Osimis S.A., Belgium
* Copyright (C) 2024-2025 Orthanc Team SRL, Belgium
* Copyright (C) 2021-2025 Sebastien Jodogne, ICTEAM UCLouvain, Belgium
*
* This program is free software: you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation, either version 3 of the
* License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
**/
#include "../PrecompiledHeadersServer.h"
#include "OrthancRestApi.h"
#include "../../../OrthancFramework/Sources/DicomParsing/FromDcmtkBridge.h"
#include "../../../OrthancFramework/Sources/Logging.h"
#include "../../../OrthancFramework/Sources/SerializationToolbox.h"
#include "../OrthancConfiguration.h"
#include "../ServerContext.h"
#include "../ServerJobs/MergeStudyJob.h"
#include "../ServerJobs/ResourceModificationJob.h"
#include "../ServerJobs/SplitStudyJob.h"
#include <boost/lexical_cast.hpp>
#include <boost/algorithm/string/predicate.hpp>
#define INFO_SUBSEQUENCES \
"Starting with Orthanc 1.9.4, paths to subsequences can be provided using the "\
"same syntax as the `dcmodify` command-line tool (wildcards are supported as well)."
static const char* const CONTENT = "Content";
static const char* const FORCE = "Force";
static const char* const INSTANCES = "Instances";
static const char* const INTERPRET_BINARY_TAGS = "InterpretBinaryTags";
static const char* const KEEP = "Keep";
static const char* const KEEP_PRIVATE_TAGS = "KeepPrivateTags";
static const char* const KEEP_LABELS = "KeepLabels";
static const char* const KEEP_SOURCE = "KeepSource";
static const char* const LEVEL = "Level";
static const char* const PARENT = "Parent";
static const char* const PRIVATE_CREATOR = "PrivateCreator";
static const char* const REMOVE = "Remove";
static const char* const REPLACE = "Replace";
static const char* const RESOURCES = "Resources";
static const char* const SERIES = "Series";
static const char* const TAGS = "Tags";
static const char* const TRANSCODE = "Transcode";
static const char* const LOSSY_QUALITY = "LossyQuality";
static const char* const ENCAPSULATE = "Encapsulate"; // New in Orthanc 1.12.7
namespace Orthanc
{
// Modification of DICOM instances ------------------------------------------
static std::string GeneratePatientName(ServerContext& context)
{
uint64_t seq = context.GetIndex().IncrementGlobalSequence(GlobalProperty_AnonymizationSequence, true /* shared */);
return "Anonymized" + boost::lexical_cast<std::string>(seq);
}
static void DocumentKeepSource(RestApiPostCall& call)
{
call.GetDocumentation()
.SetRequestField(KEEP_SOURCE, RestApiCallDocumentation::Type_Boolean,
"If set to `false`, instructs Orthanc to the remove original resources. "
"By default, the original resources are kept in Orthanc.", false);
}
static void DocumentModifyOptions(RestApiPostCall& call)
{
// Check out "DicomModification::ParseModifyRequest()"
call.GetDocumentation()
.SetRequestField(TRANSCODE, RestApiCallDocumentation::Type_String,
"Transcode the DICOM instances to the provided DICOM transfer syntax: "
"https://orthanc.uclouvain.be/book/faq/transcoding.html", false)
.SetRequestField(LOSSY_QUALITY, RestApiCallDocumentation::Type_Number,
"If transcoding to a lossy transfer syntax, this entry defines the quality "
"as an integer between 1 and 100. If not provided, the value is defined "
"by the \"DicomLossyTranscodingQuality\" configuration. (new in v1.12.7)", false)
.SetRequestField(FORCE, RestApiCallDocumentation::Type_Boolean,
"Allow the modification of tags related to DICOM identifiers, at the risk of "
"breaking the DICOM model of the real world", false)
.SetRequestField("RemovePrivateTags", RestApiCallDocumentation::Type_Boolean,
"Remove the private tags from the DICOM instances (defaults to `false`)", false)
.SetRequestField(REPLACE, RestApiCallDocumentation::Type_JsonObject,
"Associative array to change the value of some DICOM tags in the DICOM instances. " INFO_SUBSEQUENCES, false)
.SetRequestField(REMOVE, RestApiCallDocumentation::Type_JsonListOfStrings,
"List of tags that must be removed from the DICOM instances. " INFO_SUBSEQUENCES, false)
.SetRequestField(KEEP, RestApiCallDocumentation::Type_JsonListOfStrings,
"Keep the original value of the specified tags, to be chosen among the `StudyInstanceUID`, "
"`SeriesInstanceUID` and `SOPInstanceUID` tags. Avoid this feature as much as possible, "
"as this breaks the DICOM model of the real world.", false)
.SetRequestField(PRIVATE_CREATOR, RestApiCallDocumentation::Type_String,
"The private creator to be used for private tags in `Replace`", false);
// This was existing, but undocumented in Orthanc <= 1.9.6
DocumentKeepSource(call);
}
static void DocumentAnonymizationOptions(RestApiPostCall& call)
{
// Check out "DicomModification::ParseAnonymizationRequest()"
call.GetDocumentation()
.SetRequestField(TRANSCODE, RestApiCallDocumentation::Type_String,
"Transcode the DICOM instances to the provided DICOM transfer syntax: "
"https://orthanc.uclouvain.be/book/faq/transcoding.html", false)
.SetRequestField(LOSSY_QUALITY, RestApiCallDocumentation::Type_Number,
"If transcoding to a lossy transfer syntax, this entry defines the quality "
"as an integer between 1 and 100. If not provided, the value is defined "
"by the \"DicomLossyTranscodingQuality\" configuration. (new in v1.12.7)", false)
.SetRequestField(FORCE, RestApiCallDocumentation::Type_Boolean,
"Allow the modification of tags related to DICOM identifiers, at the risk of "
"breaking the DICOM model of the real world", false)
.SetRequestField("DicomVersion", RestApiCallDocumentation::Type_String,
"Version of the DICOM standard to be used for anonymization. Check out "
"configuration option `DeidentifyLogsDicomVersion` for possible values.", false)
.SetRequestField(KEEP_PRIVATE_TAGS, RestApiCallDocumentation::Type_Boolean,
"Keep the private tags from the DICOM instances (defaults to `false`)", false)
.SetRequestField(KEEP_LABELS, RestApiCallDocumentation::Type_Boolean,
"Keep the labels of all resources level (defaults to `false`)", false)
.SetRequestField(REPLACE, RestApiCallDocumentation::Type_JsonObject,
"Associative array to change the value of some DICOM tags in the DICOM instances. " INFO_SUBSEQUENCES, false)
.SetRequestField(REMOVE, RestApiCallDocumentation::Type_JsonListOfStrings,
"List of additional tags to be removed from the DICOM instances. " INFO_SUBSEQUENCES, false)
.SetRequestField(KEEP, RestApiCallDocumentation::Type_JsonListOfStrings,
"List of DICOM tags whose value must not be destroyed by the anonymization. " INFO_SUBSEQUENCES, false)
.SetRequestField(PRIVATE_CREATOR, RestApiCallDocumentation::Type_String,
"The private creator to be used for private tags in `Replace`", false);
// This was existing, but undocumented in Orthanc <= 1.9.6
DocumentKeepSource(call);
}
static void ParseModifyRequest(Json::Value& request,
DicomModification& target,
const RestApiPostCall& call)
{
// curl http://localhost:8042/series/95a6e2bf-9296e2cc-bf614e2f-22b391ee-16e010e0/modify -X POST -d '{"Replace":{"InstitutionName":"My own clinic"},"Priority":9}'
{
OrthancConfiguration::ReaderLock lock;
target.SetPrivateCreator(lock.GetConfiguration().GetDefaultPrivateCreator());
}
if (call.ParseJsonRequest(request))
{
target.ParseModifyRequest(request);
}
else
{
throw OrthancException(ErrorCode_BadFileFormat);
}
}
static void ParseAnonymizationRequest(Json::Value& request,
DicomModification& target,
RestApiPostCall& call)
{
// curl http://localhost:8042/instances/6e67da51-d119d6ae-c5667437-87b9a8a5-0f07c49f/anonymize -X POST -d '{"Replace":{"PatientName":"hello","0010-0020":"world"},"Keep":["StudyDescription", "SeriesDescription"],"KeepPrivateTags": true,"Remove":["Modality"]}' > Anonymized.dcm
{
OrthancConfiguration::ReaderLock lock;
target.SetPrivateCreator(lock.GetConfiguration().GetDefaultPrivateCreator());
}
if (call.ParseJsonRequest(request) &&
request.isObject())
{
bool patientNameOverridden;
target.ParseAnonymizationRequest(patientNameOverridden, request);
if (!patientNameOverridden)
{
// Override the random Patient's Name by one that is more
// user-friendly (provided none was specified by the user)
target.Replace(DICOM_TAG_PATIENT_NAME, GeneratePatientName(OrthancRestApi::GetContext(call)), true);
}
}
else
{
throw OrthancException(ErrorCode_BadFileFormat);
}
}
static void AnonymizeOrModifyInstance(DicomModification& modification,
RestApiPostCall& call,
bool transcode,
DicomTransferSyntax targetSyntax,
unsigned int lossyQuality)
{
ServerContext& context = OrthancRestApi::GetContext(call);
std::string id = call.GetUriComponent("id", "");
std::unique_ptr<ParsedDicomFile> modified;
{
ServerContext::DicomCacheLocker locker(context, id);
modified.reset(locker.GetDicom().Clone(true));
}
modification.Apply(*modified);
if (transcode)
{
IDicomTranscoder::DicomImage source;
source.AcquireParsed(*modified); // "modified" is invalid below this point
IDicomTranscoder::DicomImage transcoded;
std::set<DicomTransferSyntax> s;
s.insert(targetSyntax);
if (context.Transcode(transcoded, source, s, true, lossyQuality))
{
call.GetOutput().AnswerBuffer(transcoded.GetBufferData(),
transcoded.GetBufferSize(), MimeType_Dicom);
}
else
{
throw OrthancException(ErrorCode_InternalError,
"Cannot transcode to transfer syntax: " +
std::string(GetTransferSyntaxUid(targetSyntax)));
}
}
else
{
modified->Answer(call.GetOutput());
}
}
static ResourceType DetectModifyLevel(const DicomModification& modification)
{
if (modification.IsReplaced(DICOM_TAG_PATIENT_ID))
{
return ResourceType_Patient;
}
else if (modification.IsReplaced(DICOM_TAG_STUDY_INSTANCE_UID))
{
return ResourceType_Study;
}
else if (modification.IsReplaced(DICOM_TAG_SERIES_INSTANCE_UID))
{
return ResourceType_Series;
}
else
{
return ResourceType_Instance;
}
}
static unsigned int GetLossyQuality(const Json::Value& request)
{
unsigned int lossyQuality;
{
OrthancConfiguration::ReaderLock lock;
lossyQuality = lock.GetConfiguration().GetDicomLossyTranscodingQuality();
}
if (request.isMember(LOSSY_QUALITY))
{
lossyQuality = SerializationToolbox::ReadUnsignedInteger(request, LOSSY_QUALITY);
}
return lossyQuality;
}
static void ModifyInstance(RestApiPostCall& call)
{
if (call.IsDocumentation())
{
DocumentModifyOptions(call);
call.GetDocumentation()
.SetTag("Instances")
.SetSummary("Modify instance")
.SetDescription("Download a modified version of the DICOM instance whose Orthanc identifier is provided in the URL: "
"https://orthanc.uclouvain.be/book/users/anonymization.html#modification-of-a-single-instance")
.SetUriArgument("id", "Orthanc identifier of the instance of interest")
.AddAnswerType(MimeType_Dicom, "The modified DICOM instance");
return;
}
DicomModification modification;
modification.SetAllowManualIdentifiers(true);
Json::Value request;
ParseModifyRequest(request, modification, call);
modification.SetLevel(DetectModifyLevel(modification));
if (request.isMember(TRANSCODE))
{
std::string s = SerializationToolbox::ReadString(request, TRANSCODE);
DicomTransferSyntax syntax;
if (LookupTransferSyntax(syntax, s))
{
AnonymizeOrModifyInstance(modification, call, true, syntax, GetLossyQuality(request));
}
else
{
throw OrthancException(ErrorCode_ParameterOutOfRange, "Unknown transfer syntax: " + s);
}
}
else
{
AnonymizeOrModifyInstance(modification, call, false /* no transcoding */,
DicomTransferSyntax_LittleEndianImplicit /* unused */, 0 /* unused */);
}
}
static void AnonymizeInstance(RestApiPostCall& call)
{
if (call.IsDocumentation())
{
DocumentAnonymizationOptions(call);
call.GetDocumentation()
.SetTag("Instances")
.SetSummary("Anonymize instance")
.SetDescription("Download an anonymized version of the DICOM instance whose Orthanc identifier is provided in the URL: "
"https://orthanc.uclouvain.be/book/users/anonymization.html#anonymization-of-a-single-instance")
.SetUriArgument("id", "Orthanc identifier of the instance of interest")
.AddAnswerType(MimeType_Dicom, "The anonymized DICOM instance");
return;
}
DicomModification modification;
modification.SetAllowManualIdentifiers(true);
Json::Value request;
ParseAnonymizationRequest(request, modification, call);
if (request.isMember(TRANSCODE))
{
std::string s = SerializationToolbox::ReadString(request, TRANSCODE);
DicomTransferSyntax syntax;
if (LookupTransferSyntax(syntax, s))
{
AnonymizeOrModifyInstance(modification, call, true, syntax, GetLossyQuality(request));
}
else
{
throw OrthancException(ErrorCode_ParameterOutOfRange, "Unknown transfer syntax: " + s);
}
}
else
{
AnonymizeOrModifyInstance(modification, call, false /* no transcoding */,
DicomTransferSyntax_LittleEndianImplicit /* unused */, 0 /* unused */);
}
}
static void SetKeepSource(CleaningInstancesJob& job,
const Json::Value& body)
{
if (body.isMember(KEEP_SOURCE))
{
job.SetKeepSource(SerializationToolbox::ReadBoolean(body, KEEP_SOURCE));
}
}
static void SetKeepSource(ThreadedSetOfInstancesJob& job,
const Json::Value& body)
{
if (body.isMember(KEEP_SOURCE))
{
job.SetKeepSource(SerializationToolbox::ReadBoolean(body, KEEP_SOURCE));
}
}
static void SubmitModificationJob(std::unique_ptr<DicomModification>& modification,
bool isAnonymization,
RestApiPostCall& call,
const Json::Value& body,
ResourceType outputLevel /* unused for multiple resources */,
bool isSingleResource,
const std::set<std::string>& resources)
{
ServerContext& context = OrthancRestApi::GetContext(call);
unsigned int workersCount = 0;
{
OrthancConfiguration::ReaderLock lock;
workersCount = lock.GetConfiguration().GetJobsEngineWorkersThread("ResourceModification");
}
std::unique_ptr<ResourceModificationJob> job(new ResourceModificationJob(context, workersCount));
if (isSingleResource) // This notably configures the output format
{
job->SetSingleResourceModification(modification.release(), outputLevel, isAnonymization);
}
else
{
job->SetMultipleResourcesModification(modification.release(), isAnonymization);
}
job->SetOrigin(call);
SetKeepSource(*job, body);
if (body.isMember(TRANSCODE))
{
job->SetTranscode(SerializationToolbox::ReadString(body, TRANSCODE));
}
for (std::set<std::string>::const_iterator
it = resources.begin(); it != resources.end(); ++it)
{
std::list<std::string> instances;
context.GetIndex().GetChildInstances(instances, *it);
job->AddInstances(instances);
job->AddParentResource(*it);
}
job->PerformSanityChecks();
OrthancRestApi::GetApi(call).SubmitThreadedInstancesJob
(call, job.release(), true /* synchronous by default */, body);
}
static void SubmitModificationJob(std::unique_ptr<DicomModification>& modification,
bool isAnonymization,
RestApiPostCall& call,
const Json::Value& body,
ResourceType outputLevel)
{
// This was the only flavor in Orthanc <= 1.9.3
std::set<std::string> resources;
resources.insert(call.GetUriComponent("id", ""));
SubmitModificationJob(modification, isAnonymization, call, body, outputLevel,
true /* single resource */, resources);
}
static void SubmitBulkJob(std::unique_ptr<DicomModification>& modification,
bool isAnonymization,
RestApiPostCall& call,
const Json::Value& body)
{
std::set<std::string> resources;
SerializationToolbox::ReadSetOfStrings(resources, body, RESOURCES);
SubmitModificationJob(modification, isAnonymization,
call, body, ResourceType_Instance /* arbitrary value, unused */,
false /* multiple resources */, resources);
}
template <enum ResourceType resourceType>
static void ModifyResource(RestApiPostCall& call)
{
if (call.IsDocumentation())
{
OrthancRestApi::DocumentSubmitCommandsJob(call);
DocumentModifyOptions(call);
const std::string r = GetResourceTypeText(resourceType, false /* plural */, false /* lower case */);
call.GetDocumentation()
.SetTag(GetResourceTypeText(resourceType, true /* plural */, true /* upper case */))
.SetSummary("Modify " + r)
.SetDescription("Start a job that will modify all the DICOM instances within the " + r +
" whose identifier is provided in the URL. The modified DICOM instances will be "
"stored into a brand new " + r + ", whose Orthanc identifiers will be returned by the job. "
"https://orthanc.uclouvain.be/book/users/anonymization.html#modification-of-studies-or-series")
.SetUriArgument("id", "Orthanc identifier of the " + r + " of interest");
return;
}
std::unique_ptr<DicomModification> modification(new DicomModification);
Json::Value body;
ParseModifyRequest(body, *modification, call);
modification->SetLevel(resourceType);
SubmitModificationJob(modification, false /* not an anonymization */,
call, body, resourceType);
}
// New in Orthanc 1.9.4
static void BulkModify(RestApiPostCall& call)
{
if (call.IsDocumentation())
{
OrthancRestApi::DocumentSubmitCommandsJob(call);
DocumentModifyOptions(call);
call.GetDocumentation()
.SetTag("System")
.SetSummary("Modify a set of resources")
.SetRequestField(RESOURCES, RestApiCallDocumentation::Type_JsonListOfStrings,
"List of the Orthanc identifiers of the patients/studies/series/instances of interest.", true)
.SetRequestField(LEVEL, RestApiCallDocumentation::Type_String,
"Level of the modification (`Patient`, `Study`, `Series` or `Instance`). If absent, "
"the level defaults to `Instance`, but is set to `Patient` if `PatientID` is modified, "
"to `Study` if `StudyInstanceUID` is modified, or to `Series` if `SeriesInstancesUID` "
"is modified. (new in Orthanc 1.9.7)", false)
.SetDescription("Start a job that will modify all the DICOM patients, studies, series or instances "
"whose identifiers are provided in the `Resources` field.")
.AddAnswerType(MimeType_Json, "The list of all the resources that have been altered by this modification");
return;
}
std::unique_ptr<DicomModification> modification(new DicomModification);
Json::Value body;
ParseModifyRequest(body, *modification, call);
if (body.isMember(LEVEL))
{
// This case was introduced in Orthanc 1.9.7
modification->SetLevel(StringToResourceType(body[LEVEL].asCString()));
}
else
{
modification->SetLevel(DetectModifyLevel(*modification));
}
SubmitBulkJob(modification, false /* not an anonymization */, call, body);
}
template <enum ResourceType resourceType>
static void AnonymizeResource(RestApiPostCall& call)
{
if (call.IsDocumentation())
{
OrthancRestApi::DocumentSubmitCommandsJob(call);
DocumentAnonymizationOptions(call);
const std::string r = GetResourceTypeText(resourceType, false /* plural */, false /* lower case */);
call.GetDocumentation()
.SetTag(GetResourceTypeText(resourceType, true /* plural */, true /* upper case */))
.SetSummary("Anonymize " + r)
.SetDescription("Start a job that will anonymize all the DICOM instances within the " + r +
" whose identifier is provided in the URL. The modified DICOM instances will be "
"stored into a brand new " + r + ", whose Orthanc identifiers will be returned by the job. "
"https://orthanc.uclouvain.be/book/users/anonymization.html#anonymization-of-patients-studies-or-series")
.SetUriArgument("id", "Orthanc identifier of the " + r + " of interest");
return;
}
std::unique_ptr<DicomModification> modification(new DicomModification);
Json::Value body;
ParseAnonymizationRequest(body, *modification, call);
SubmitModificationJob(modification, true /* anonymization */,
call, body, resourceType);
}
// New in Orthanc 1.9.4
static void BulkAnonymize(RestApiPostCall& call)
{
if (call.IsDocumentation())
{
OrthancRestApi::DocumentSubmitCommandsJob(call);
DocumentAnonymizationOptions(call);
call.GetDocumentation()
.SetTag("System")
.SetSummary("Anonymize a set of resources")
.SetRequestField(RESOURCES, RestApiCallDocumentation::Type_JsonListOfStrings,
"List of the Orthanc identifiers of the patients/studies/series/instances of interest.", true)
.SetDescription("Start a job that will anonymize all the DICOM patients, studies, series or instances "
"whose identifiers are provided in the `Resources` field.")
.AddAnswerType(MimeType_Json, "The list of all the resources that have been created by this anonymization");
return;
}
std::unique_ptr<DicomModification> modification(new DicomModification);
Json::Value body;
ParseAnonymizationRequest(body, *modification, call);
SubmitBulkJob(modification, true /* anonymization */, call, body);
}
static void StoreCreatedInstance(std::string& id /* out */,
RestApiPostCall& call,
ParsedDicomFile& dicom,
bool sendAnswer)
{
std::unique_ptr<DicomInstanceToStore> toStore(DicomInstanceToStore::CreateFromParsedDicomFile(dicom));
toStore->SetOrigin(DicomInstanceOrigin::FromRest(call));
ServerContext& context = OrthancRestApi::GetContext(call);
ServerContext::StoreResult result = context.Store(id, *toStore, StoreInstanceMode_Default);
if (result.GetStatus() == StoreStatus_Failure)
{
throw OrthancException(ErrorCode_CannotStoreInstance);
}
if (sendAnswer)
{
OrthancRestApi::GetApi(call).AnswerStoredInstance(call, *toStore, result.GetStatus(), id);
}
}
static void CreateDicomV1(ParsedDicomFile& dicom,
RestApiPostCall& call,
const Json::Value& request)
{
// curl http://localhost:8042/tools/create-dicom -X POST -d '{"PatientName":"Hello^World"}'
// curl http://localhost:8042/tools/create-dicom -X POST -d '{"PatientName":"Hello^World","PixelData":"data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAABAAAAAQCAAAAAA6mKC9AAAACXBIWXMAAAsTAAALEwEAmpwYAAAAB3RJTUUH3gUGDDcB53FulQAAAElJREFUGNNtj0sSAEEEQ1+U+185s1CtmRkblQ9CZldsKHJDk6DLGLJa6chjh0ooQmpjXMM86zPwydGEj6Ed/UGykkEM8X+p3u8/8LcOJIWLGeMAAAAASUVORK5CYII="}'
assert(request.isObject());
LOG(WARNING) << "Using a deprecated call to /tools/create-dicom";
Json::Value::Members members = request.getMemberNames();
for (size_t i = 0; i < members.size(); i++)
{
const std::string& name = members[i];
if (request[name].type() != Json::stringValue)
{
throw OrthancException(ErrorCode_CreateDicomNotString);
}
std::string value = request[name].asString();
DicomTag tag = FromDcmtkBridge::ParseTag(name);
if (tag == DICOM_TAG_PIXEL_DATA)
{
dicom.EmbedContent(value);
}
else
{
// This is V1, don't try and decode data URI scheme
dicom.ReplacePlainString(tag, value);
}
}
}
static void InjectTags(ParsedDicomFile& dicom,
const Json::Value& tags,
bool decodeBinaryTags,
const std::string& privateCreator,
bool force)
{
if (tags.type() != Json::objectValue)
{
throw OrthancException(ErrorCode_BadRequest, "Tags field is not an array");
}
// Inject the user-specified tags
Json::Value::Members members = tags.getMemberNames();
for (size_t i = 0; i < members.size(); i++)
{
const std::string& name = members[i];
DicomTag tag = FromDcmtkBridge::ParseTag(name);
if (tag != DICOM_TAG_SPECIFIC_CHARACTER_SET)
{
if (!force &&
tag != DICOM_TAG_PATIENT_ID &&
tag != DICOM_TAG_ACQUISITION_DATE &&
tag != DICOM_TAG_ACQUISITION_TIME &&
tag != DICOM_TAG_CONTENT_DATE &&
tag != DICOM_TAG_CONTENT_TIME &&
tag != DICOM_TAG_INSTANCE_CREATION_DATE &&
tag != DICOM_TAG_INSTANCE_CREATION_TIME &&
tag != DICOM_TAG_SERIES_DATE &&
tag != DICOM_TAG_SERIES_TIME &&
tag != DICOM_TAG_STUDY_DATE &&
tag != DICOM_TAG_STUDY_TIME &&
dicom.HasTag(tag))
{
throw OrthancException(ErrorCode_CreateDicomOverrideTag, name);
}
if (tag == DICOM_TAG_PIXEL_DATA)
{
throw OrthancException(ErrorCode_CreateDicomUseContent);
}
else
{
dicom.Replace(tag, tags[name], decodeBinaryTags, DicomReplaceMode_InsertIfAbsent, privateCreator);
}
}
}
}
static void CreateSeries(RestApiPostCall& call,
ParsedDicomFile& base /* in */,
const Json::Value& content,
bool decodeBinaryTags,
const std::string& privateCreator,
bool force)
{
assert(content.isArray());
assert(content.size() > 0);
ServerContext& context = OrthancRestApi::GetContext(call);
base.ReplacePlainString(DICOM_TAG_IMAGES_IN_ACQUISITION, boost::lexical_cast<std::string>(content.size()));
base.ReplacePlainString(DICOM_TAG_NUMBER_OF_TEMPORAL_POSITIONS, "1");
std::string someInstance;
try
{
for (Json::ArrayIndex i = 0; i < content.size(); i++)
{
std::unique_ptr<ParsedDicomFile> dicom(base.Clone(false));
const Json::Value* payload = NULL;
if (content[i].type() == Json::stringValue)
{
payload = &content[i];
}
else if (content[i].type() == Json::objectValue)
{
if (!content[i].isMember(CONTENT))
{
throw OrthancException(ErrorCode_CreateDicomNoPayload);
}
payload = &content[i][CONTENT];
if (content[i].isMember(TAGS))
{
InjectTags(*dicom, content[i][TAGS], decodeBinaryTags, privateCreator, force);
}
}
if (payload == NULL ||
payload->type() != Json::stringValue)
{
throw OrthancException(ErrorCode_CreateDicomUseDataUriScheme);
}
dicom->EmbedContent(payload->asString());
dicom->ReplacePlainString(DICOM_TAG_INSTANCE_NUMBER, boost::lexical_cast<std::string>(i + 1));
dicom->ReplacePlainString(DICOM_TAG_IMAGE_INDEX, boost::lexical_cast<std::string>(i + 1));
StoreCreatedInstance(someInstance, call, *dicom, false);
}
}
catch (OrthancException&)
{
// Error: Remove the newly-created series
std::string series;
if (context.GetIndex().LookupParent(series, someInstance))
{
Json::Value dummy;
context.GetIndex().DeleteResource(dummy, series, ResourceType_Series);
}
throw;
}
std::string series;
if (context.GetIndex().LookupParent(series, someInstance))
{
OrthancRestApi::GetApi(call).AnswerStoredResource(call, series, ResourceType_Series, StoreStatus_Success);
}
}
static void CreateDicomV2(RestApiPostCall& call,
const Json::Value& request)
{
static const char* const SPECIFIC_CHARACTER_SET_2 = "SpecificCharacterSet";
static const char* const TYPE = "Type";
static const char* const VALUE = "Value";
assert(request.isObject());
ServerContext& context = OrthancRestApi::GetContext(call);
if (!request.isMember(TAGS) ||
request[TAGS].type() != Json::objectValue)
{
throw OrthancException(ErrorCode_BadRequest);
}
ParsedDicomFile dicom(true);
{
Encoding encoding;
if (request[TAGS].isMember(SPECIFIC_CHARACTER_SET_2))
{
const char* tmp = request[TAGS][SPECIFIC_CHARACTER_SET_2].asCString();
if (!GetDicomEncoding(encoding, tmp))
{
throw OrthancException(ErrorCode_ParameterOutOfRange,
"Unknown specific character set: " + std::string(tmp));
}
}
else
{
encoding = GetDefaultDicomEncoding();
}
dicom.SetEncoding(encoding);
}
ResourceType parentType = ResourceType_Instance;
if (request.isMember(PARENT))
{
// Locate the parent tags
std::string parent = request[PARENT].asString();
if (!context.GetIndex().LookupResourceType(parentType, parent))
{
throw OrthancException(ErrorCode_CreateDicomBadParent);
}
if (parentType == ResourceType_Instance)
{
throw OrthancException(ErrorCode_CreateDicomParentIsInstance);
}
// Select one existing child instance of the parent resource, to
// retrieve all its tags
Json::Value siblingTags;
std::string siblingInstanceId;
{
// Retrieve all the instances of the parent resource
std::list<std::string> siblingInstances;
context.GetIndex().GetChildInstances(siblingInstances, parent, parentType);
if (siblingInstances.empty())
{
// Error: No instance (should never happen)
throw OrthancException(ErrorCode_InternalError);
}
siblingInstanceId = siblingInstances.front();
context.ReadDicomAsJson(siblingTags, siblingInstanceId);
}
// Choose the same encoding as the parent resource
{
static const char* const SPECIFIC_CHARACTER_SET = "0008,0005";
if (siblingTags.isMember(SPECIFIC_CHARACTER_SET))
{
Encoding encoding;
if (!siblingTags[SPECIFIC_CHARACTER_SET].isMember(VALUE) ||
siblingTags[SPECIFIC_CHARACTER_SET][VALUE].type() != Json::stringValue ||
!GetDicomEncoding(encoding, siblingTags[SPECIFIC_CHARACTER_SET][VALUE].asCString()))
{
LOG(WARNING) << "Instance with an incorrect Specific Character Set, "
<< "using the default Orthanc encoding: " << siblingInstanceId;
encoding = GetDefaultDicomEncoding();
}
dicom.SetEncoding(encoding);
}
}
// Retrieve the tags for all the parent modules
typedef std::set<DicomTag> ModuleTags;
ModuleTags moduleTags;
ResourceType type = parentType;
for (;;)
{
DicomTag::AddTagsForModule(moduleTags, GetModule(type));
if (type == ResourceType_Patient)
{
break; // We're done
}
// Go up
std::string tmp;
if (!context.GetIndex().LookupParent(tmp, parent))
{
throw OrthancException(ErrorCode_InternalError);
}
parent = tmp;
type = GetParentResourceType(type);
}
for (ModuleTags::const_iterator it = moduleTags.begin();
it != moduleTags.end(); ++it)
{
std::string t = it->Format();
if (siblingTags.isMember(t))
{
const Json::Value& tag = siblingTags[t];
if (tag[TYPE] == "Null")
{
dicom.ReplacePlainString(*it, "");
}
else if (tag[TYPE] == "String")
{
std::string value = tag[VALUE].asString(); // This is an UTF-8 value (as it comes from JSON)
dicom.ReplacePlainString(*it, value);
}
}
}
}
bool decodeBinaryTags = true;
if (request.isMember(INTERPRET_BINARY_TAGS))
{
const Json::Value& v = request[INTERPRET_BINARY_TAGS];
if (v.type() != Json::booleanValue)
{
throw OrthancException(ErrorCode_BadRequest);
}
decodeBinaryTags = v.asBool();
}
// New argument in Orthanc 1.6.0
std::string privateCreator;
if (request.isMember(PRIVATE_CREATOR))
{
const Json::Value& v = request[PRIVATE_CREATOR];
if (v.type() != Json::stringValue)
{
throw OrthancException(ErrorCode_BadRequest);
}
privateCreator = v.asString();
}
else
{
OrthancConfiguration::ReaderLock lock;
privateCreator = lock.GetConfiguration().GetDefaultPrivateCreator();
}
// New in Orthanc 1.9.0
bool force = false;
if (request.isMember(FORCE))
{
const Json::Value& v = request[FORCE];
if (v.type() != Json::booleanValue)
{
throw OrthancException(ErrorCode_BadRequest);
}
force = v.asBool();
}
// Inject time-related information
std::string date, time;
SystemToolbox::GetNowDicom(date, time, true /* use UTC time (not local time) */);
dicom.ReplacePlainString(DICOM_TAG_ACQUISITION_DATE, date);
dicom.ReplacePlainString(DICOM_TAG_ACQUISITION_TIME, time);
dicom.ReplacePlainString(DICOM_TAG_CONTENT_DATE, date);
dicom.ReplacePlainString(DICOM_TAG_CONTENT_TIME, time);
dicom.ReplacePlainString(DICOM_TAG_INSTANCE_CREATION_DATE, date);
dicom.ReplacePlainString(DICOM_TAG_INSTANCE_CREATION_TIME, time);
if (parentType == ResourceType_Patient ||
parentType == ResourceType_Study ||
parentType == ResourceType_Instance /* no parent */)
{
dicom.ReplacePlainString(DICOM_TAG_SERIES_DATE, date);
dicom.ReplacePlainString(DICOM_TAG_SERIES_TIME, time);
}
if (parentType == ResourceType_Patient ||
parentType == ResourceType_Instance /* no parent */)
{
dicom.ReplacePlainString(DICOM_TAG_STUDY_DATE, date);
dicom.ReplacePlainString(DICOM_TAG_STUDY_TIME, time);
}
InjectTags(dicom, request[TAGS], decodeBinaryTags, privateCreator, force);
// Inject the content (either an image, a PDF file, or a STL/OBJ/MTL file)
if (request.isMember(CONTENT))
{
bool encapsulate = false;
if (request.isMember(ENCAPSULATE))
{
encapsulate = request[ENCAPSULATE].asBool();
}
const Json::Value& content = request[CONTENT];
if (content.type() == Json::stringValue)
{
if (encapsulate)
{
// New in Orthanc 1.12.7
dicom.EncapsulatePixelData(request[CONTENT].asString());
}
else
{
dicom.EmbedContent(request[CONTENT].asString());
}
}
else if (content.type() == Json::arrayValue)
{
if (content.size() > 0)
{
if (encapsulate)
{
throw OrthancException(ErrorCode_NotImplemented);
}
else
{
// Let's create a series instead of a single instance
CreateSeries(call, dicom, content, decodeBinaryTags, privateCreator, force);
return;
}
}
}
else
{
throw OrthancException(ErrorCode_CreateDicomUseDataUriScheme);
}
}
std::string id;
StoreCreatedInstance(id, call, dicom, true);
}
static void CreateDicom(RestApiPostCall& call)
{
if (call.IsDocumentation())
{
call.GetDocumentation()
.SetTag("System")
.SetSummary("Create one DICOM instance")
.SetDescription("Create one DICOM instance, and store it into Orthanc")
.SetRequestField(TAGS, RestApiCallDocumentation::Type_JsonObject,
"Associative array containing the tags of the new instance to be created", true)
.SetRequestField(CONTENT, RestApiCallDocumentation::Type_String,
"This field can be used to embed an image (pixel data encoded as PNG or JPEG), a PDF, or a "
"3D manufactoring model (MTL/OBJ/STL) inside the created DICOM instance. "
"The file to be encapsulated must be provided using its "
"[data URI scheme encoding](https://en.wikipedia.org/wiki/Data_URI_scheme). "
"This field can possibly contain a JSON array, in which case a DICOM series is created "
"containing one DICOM instance for each item in the `Content` field.", false)
.SetRequestField(PARENT, RestApiCallDocumentation::Type_String,
"If present, the newly created instance will be attached to the parent DICOM resource "
"whose Orthanc identifier is contained in this field. The DICOM tags of the parent "
"modules in the DICOM hierarchy will be automatically copied to the newly created instance.", false)
.SetRequestField(INTERPRET_BINARY_TAGS, RestApiCallDocumentation::Type_Boolean,
"If some value in the `Tags` associative array is formatted according to some "
"[data URI scheme encoding](https://en.wikipedia.org/wiki/Data_URI_scheme), "
"whether this value is decoded to a binary value or kept as such (`true` by default)", false)
.SetRequestField(PRIVATE_CREATOR, RestApiCallDocumentation::Type_String,
"The private creator to be used for private tags in `Tags`", false)
.SetRequestField(FORCE, RestApiCallDocumentation::Type_Boolean,
"Avoid the consistency checks for the DICOM tags that enforce the DICOM model of the real-world. "
"You can notably use this flag if you need to manually set the tags `StudyInstanceUID`, "
"`SeriesInstanceUID`, or `SOPInstanceUID`. Be careful with this feature.", false)
.SetRequestField(ENCAPSULATE, RestApiCallDocumentation::Type_Boolean,
"If set to `true`, encapsulate the binary data of `ContentData` as such, using a compressed transfer syntax. "
"Only applicable if `ContentData` contains a grayscale or color JPEG image in 8bpp, "
"in which case the transfer syntax is set to \"1.2.840.10008.1.2.4.50\". (new in Orthanc 1.12.7)", false)
.SetAnswerField("ID", RestApiCallDocumentation::Type_String, "Orthanc identifier of the newly created instance")
.SetAnswerField("Path", RestApiCallDocumentation::Type_String, "Path to access the instance in the REST API");
return;
}
Json::Value request;
if (!call.ParseJsonRequest(request) ||
!request.isObject())
{
throw OrthancException(ErrorCode_BadRequest);
}
if (request.isMember(TAGS))
{
CreateDicomV2(call, request);
}
else
{
// Compatibility with Orthanc <= 0.9.3
ParsedDicomFile dicom(true);
CreateDicomV1(dicom, call, request);
std::string id;
StoreCreatedInstance(id, call, dicom, true);
}
}
static void SplitStudy(RestApiPostCall& call)
{
if (call.IsDocumentation())
{
OrthancRestApi::DocumentSubmitCommandsJob(call);
call.GetDocumentation()
.SetTag("Studies")
.SetSummary("Split study")
.SetDescription("Start a new job so as to split the DICOM study whose Orthanc identifier is provided in the URL, "
"by taking some of its children series or instances out of it and putting them into a brand new study "
"(this new study is created by setting the `StudyInstanceUID` tag to a random identifier): "
"https://orthanc.uclouvain.be/book/users/anonymization.html#splitting")
.SetUriArgument("id", "Orthanc identifier of the study of interest")
.SetRequestField(SERIES, RestApiCallDocumentation::Type_JsonListOfStrings,
"The list of series to be separated from the parent study. "
"These series must all be children of the same source study, that is specified in the URI.", false)
.SetRequestField(REPLACE, RestApiCallDocumentation::Type_JsonObject,
"Associative array to change the value of some DICOM tags in the new study. "
"These tags must be part of the \"Patient Module Attributes\" or the \"General Study "
"Module Attributes\", as specified by the DICOM 2011 standard in Tables C.7-1 and C.7-3.", false)
.SetRequestField(KEEP_LABELS, RestApiCallDocumentation::Type_Boolean,
"Keep the labels of all resources level (defaults to `false`)", false)
.SetRequestField(REMOVE, RestApiCallDocumentation::Type_JsonListOfStrings,
"List of tags that must be removed in the new study (from the same modules as in the `Replace` option)", false)
.SetRequestField(KEEP_SOURCE, RestApiCallDocumentation::Type_Boolean,
"If set to `true`, instructs Orthanc to keep a copy of the original series/instances in the source study. "
"By default, the original series/instances are deleted from Orthanc.", false)
.SetRequestField(INSTANCES, RestApiCallDocumentation::Type_JsonListOfStrings,
"The list of instances to be separated from the parent study. "
"These instances must all be children of the same source study, that is specified in the URI.", false);
return;
}
ServerContext& context = OrthancRestApi::GetContext(call);
Json::Value request;
if (!call.ParseJsonRequest(request))
{
// Bad JSON request
throw OrthancException(ErrorCode_BadFileFormat);
}
const std::string study = call.GetUriComponent("id", "");
std::unique_ptr<SplitStudyJob> job(new SplitStudyJob(context, study));
job->SetOrigin(call);
bool ok = false;
if (request.isMember(SERIES))
{
std::vector<std::string> series;
SerializationToolbox::ReadArrayOfStrings(series, request, SERIES);
for (size_t i = 0; i < series.size(); i++)
{
job->AddSourceSeries(series[i]);
ok = true;
}
}
if (request.isMember(INSTANCES))
{
std::vector<std::string> instances;
SerializationToolbox::ReadArrayOfStrings(instances, request, INSTANCES);
for (size_t i = 0; i < instances.size(); i++)
{
job->AddSourceInstance(instances[i]);
ok = true;
}
}
if (!ok)
{
throw OrthancException(ErrorCode_BadRequest, "Both the \"Series\" and the \"Instances\" fields are missing");
}
job->AddTrailingStep();
SetKeepSource(*job, request);
if (request.isMember(REMOVE))
{
if (request[REMOVE].type() != Json::arrayValue)
{
throw OrthancException(ErrorCode_BadFileFormat);
}
for (Json::Value::ArrayIndex i = 0; i < request[REMOVE].size(); i++)
{
if (request[REMOVE][i].type() != Json::stringValue)
{
throw OrthancException(ErrorCode_BadFileFormat);
}
else
{
job->Remove(FromDcmtkBridge::ParseTag(request[REMOVE][i].asCString()));
}
}
}
if (request.isMember(REPLACE))
{
if (request[REPLACE].type() != Json::objectValue)
{
throw OrthancException(ErrorCode_BadFileFormat);
}
Json::Value::Members tags = request[REPLACE].getMemberNames();
for (size_t i = 0; i < tags.size(); i++)
{
const Json::Value& value = request[REPLACE][tags[i]];
if (value.type() != Json::stringValue)
{
throw OrthancException(ErrorCode_BadFileFormat);
}
else
{
job->Replace(FromDcmtkBridge::ParseTag(tags[i]), value.asString());
}
}
}
OrthancRestApi::GetApi(call).SubmitCommandsJob
(call, job.release(), true /* synchronous by default */, request);
}
static void MergeStudy(RestApiPostCall& call)
{
if (call.IsDocumentation())
{
OrthancRestApi::DocumentSubmitCommandsJob(call);
call.GetDocumentation()
.SetTag("Studies")
.SetSummary("Merge study")
.SetDescription("Start a new job so as to move some DICOM resources into the DICOM study whose Orthanc identifier "
"is provided in the URL: https://orthanc.uclouvain.be/book/users/anonymization.html#merging")
.SetUriArgument("id", "Orthanc identifier of the study of interest")
.SetRequestField(RESOURCES, RestApiCallDocumentation::Type_JsonListOfStrings,
"The list of DICOM resources (studies, series, and/or instances) to be merged "
"into the study of interest (mandatory option)", true)
.SetRequestField(KEEP_SOURCE, RestApiCallDocumentation::Type_Boolean,
"If set to `true`, instructs Orthanc to keep a copy of the original resources in their source study. "
"By default, the original resources are deleted from Orthanc.", false);
return;
}
ServerContext& context = OrthancRestApi::GetContext(call);
Json::Value request;
if (!call.ParseJsonRequest(request))
{
// Bad JSON request
throw OrthancException(ErrorCode_BadFileFormat);
}
const std::string study = call.GetUriComponent("id", "");
std::unique_ptr<MergeStudyJob> job(new MergeStudyJob(context, study));
job->SetOrigin(call);
std::vector<std::string> resources;
SerializationToolbox::ReadArrayOfStrings(resources, request, RESOURCES);
for (size_t i = 0; i < resources.size(); i++)
{
job->AddSource(resources[i]);
}
job->AddTrailingStep();
SetKeepSource(*job, request);
OrthancRestApi::GetApi(call).SubmitCommandsJob
(call, job.release(), true /* synchronous by default */, request);
}
void OrthancRestApi::RegisterAnonymizeModify()
{
Register("/instances/{id}/modify", ModifyInstance);
Register("/series/{id}/modify", ModifyResource<ResourceType_Series>);
Register("/studies/{id}/modify", ModifyResource<ResourceType_Study>);
Register("/patients/{id}/modify", ModifyResource<ResourceType_Patient>);
Register("/tools/bulk-modify", BulkModify);
Register("/instances/{id}/anonymize", AnonymizeInstance);
Register("/series/{id}/anonymize", AnonymizeResource<ResourceType_Series>);
Register("/studies/{id}/anonymize", AnonymizeResource<ResourceType_Study>);
Register("/patients/{id}/anonymize", AnonymizeResource<ResourceType_Patient>);
Register("/tools/bulk-anonymize", BulkAnonymize);
Register("/tools/create-dicom", CreateDicom);
Register("/studies/{id}/split", SplitStudy);
Register("/studies/{id}/merge", MergeStudy);
}
}