--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/OrthancServer/Sources/ServerJobs/OrthancPeerStoreJob.cpp	Wed Jun 10 20:30:34 2020 +0200
@@ -0,0 +1,245 @@
+/**
+ * Orthanc - A Lightweight, RESTful DICOM Store
+ * Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics
+ * Department, University Hospital of Liege, Belgium
+ * Copyright (C) 2017-2020 Osimis S.A., 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.
+ *
+ * In addition, as a special exception, the copyright holders of this
+ * program give permission to link the code of its release with the
+ * OpenSSL project's "OpenSSL" library (or with modified versions of it
+ * that use the same license as the "OpenSSL" library), and distribute
+ * the linked executables. You must obey the GNU General Public License
+ * in all respects for all of the code used other than "OpenSSL". If you
+ * modify file(s) with this exception, you may extend this exception to
+ * your version of the file(s), but you are not obligated to do so. If
+ * you do not wish to do so, delete this exception statement from your
+ * version. If you delete this exception statement from all source files
+ * in the program, then also delete it here.
+ * 
+ * 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 "OrthancPeerStoreJob.h"
+
+#include "../../Core/Logging.h"
+#include "../../Core/SerializationToolbox.h"
+#include "../ServerContext.h"
+
+#include <dcmtk/dcmdata/dcfilefo.h>
+
+
+namespace Orthanc
+{
+  bool OrthancPeerStoreJob::HandleInstance(const std::string& instance)
+  {
+    //boost::this_thread::sleep(boost::posix_time::milliseconds(500));
+
+    if (client_.get() == NULL)
+    {
+      client_.reset(new HttpClient(peer_, "instances"));
+      client_->SetMethod(HttpMethod_Post);
+    }
+      
+    LOG(INFO) << "Sending instance " << instance << " to peer \"" 
+              << peer_.GetUrl() << "\"";
+
+    try
+    {
+      if (transcode_)
+      {
+        std::string dicom;
+        context_.ReadDicom(dicom, instance);
+
+        std::set<DicomTransferSyntax> syntaxes;
+        syntaxes.insert(transferSyntax_);
+        
+        IDicomTranscoder::DicomImage source, transcoded;
+        source.SetExternalBuffer(dicom);
+
+        if (context_.Transcode(transcoded, source, syntaxes, true))
+        {
+          client_->GetBody().assign(reinterpret_cast<const char*>(transcoded.GetBufferData()),
+                                    transcoded.GetBufferSize());
+        }
+        else
+        {
+          client_->GetBody().swap(dicom);
+        }
+      }
+      else
+      {
+        context_.ReadDicom(client_->GetBody(), instance);
+      }
+    }
+    catch (OrthancException& e)
+    {
+      LOG(WARNING) << "An instance was removed after the job was issued: " << instance;
+      return false;
+    }
+
+    std::string answer;
+    if (client_->Apply(answer))
+    {
+      return true;
+    }
+    else
+    {
+      throw OrthancException(ErrorCode_NetworkProtocol);
+    }
+  }
+    
+
+  bool OrthancPeerStoreJob::HandleTrailingStep()
+  {
+    throw OrthancException(ErrorCode_InternalError);
+  }
+
+
+  void OrthancPeerStoreJob::SetPeer(const WebServiceParameters& peer)
+  {
+    if (IsStarted())
+    {
+      throw OrthancException(ErrorCode_BadSequenceOfCalls);
+    }
+    else
+    {
+      peer_ = peer;
+    }
+  }
+
+
+  DicomTransferSyntax OrthancPeerStoreJob::GetTransferSyntax() const
+  {
+    if (transcode_)
+    {
+      return transferSyntax_;
+    }
+    else
+    {
+      throw OrthancException(ErrorCode_BadSequenceOfCalls);
+    }
+  }
+  
+
+  void OrthancPeerStoreJob::SetTranscode(DicomTransferSyntax syntax)
+  {
+    if (IsStarted())
+    {
+      throw OrthancException(ErrorCode_BadSequenceOfCalls);
+    }
+    else
+    {
+      transcode_ = true;
+      transferSyntax_ = syntax;
+    }    
+  }
+  
+
+  void OrthancPeerStoreJob::SetTranscode(const std::string& transferSyntaxUid)
+  {
+    DicomTransferSyntax s;
+    if (LookupTransferSyntax(s, transferSyntaxUid))
+    {
+      SetTranscode(s);
+    }
+    else
+    {
+      throw OrthancException(ErrorCode_BadFileFormat,
+                             "Unknown transfer syntax UID: " + transferSyntaxUid);
+    }
+  }
+
+
+  void OrthancPeerStoreJob::ClearTranscode()
+  {
+    if (IsStarted())
+    {
+      throw OrthancException(ErrorCode_BadSequenceOfCalls);
+    }
+    else
+    {
+      transcode_ = false;
+    }
+  }
+
+
+  void OrthancPeerStoreJob::Stop(JobStopReason reason)   // For pausing jobs
+  {
+    client_.reset(NULL);
+  }
+
+
+  void OrthancPeerStoreJob::GetPublicContent(Json::Value& value)
+  {
+    SetOfInstancesJob::GetPublicContent(value);
+    
+    Json::Value v;
+    peer_.Serialize(v, 
+                    false /* allow simple format if possible */,
+                    false /* don't include passwords */);
+    value["Peer"] = v;
+    
+    if (transcode_)
+    {
+      value["Transcode"] = GetTransferSyntaxUid(transferSyntax_);
+    }
+  }
+
+
+  static const char* PEER = "Peer";
+  static const char* TRANSCODE = "Transcode";
+
+  OrthancPeerStoreJob::OrthancPeerStoreJob(ServerContext& context,
+                                           const Json::Value& serialized) :
+    SetOfInstancesJob(serialized),
+    context_(context)
+  {
+    assert(serialized.type() == Json::objectValue);
+    peer_ = WebServiceParameters(serialized[PEER]);
+
+    if (serialized.isMember(TRANSCODE))
+    {
+      SetTranscode(SerializationToolbox::ReadString(serialized, TRANSCODE));
+    }
+    else
+    {
+      transcode_ = false;
+    }
+  }
+
+
+  bool OrthancPeerStoreJob::Serialize(Json::Value& target)
+  {
+    if (!SetOfInstancesJob::Serialize(target))
+    {
+      return false;
+    }
+    else
+    {
+      assert(target.type() == Json::objectValue);
+      peer_.Serialize(target[PEER],
+                      true /* force advanced format */,
+                      true /* include passwords */);
+
+      if (transcode_)
+      {
+        target[TRANSCODE] = GetTransferSyntaxUid(transferSyntax_);
+      }
+      
+      return true;
+    }
+  }  
+}