--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/OrthancServer/Sources/OrthancFindRequestHandler.h	Tue Jun 30 15:53:17 2020 +0200
@@ -0,0 +1,102 @@
+/**
+ * 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/>.
+ **/
+
+#pragma once
+
+#include "../../OrthancFramework/Sources/DicomNetworking/IFindRequestHandler.h"
+
+namespace Orthanc
+{
+  class ServerContext;
+  
+  class OrthancFindRequestHandler : public IFindRequestHandler
+  {
+  private:
+    class LookupVisitor;
+
+    ServerContext& context_;
+    unsigned int   maxResults_;
+    unsigned int   maxInstances_;
+
+    bool HasReachedLimit(const DicomFindAnswers& answers,
+                         ResourceType level) const;
+
+    bool FilterQueryTag(std::string& value /* can be modified */,
+                        ResourceType level,
+                        const DicomTag& tag,
+                        ModalityManufacturer manufacturer);
+
+    bool ApplyLuaFilter(DicomMap& target,
+                        const DicomMap& source,
+                        const std::string& remoteIp,
+                        const std::string& remoteAet,
+                        const std::string& calledAet,
+                        ModalityManufacturer manufacturer);
+
+  public:
+    OrthancFindRequestHandler(ServerContext& context);
+
+    virtual void Handle(DicomFindAnswers& answers,
+                        const DicomMap& input,
+                        const std::list<DicomTag>& sequencesToReturn,
+                        const std::string& remoteIp,
+                        const std::string& remoteAet,
+                        const std::string& calledAet,
+                        ModalityManufacturer manufacturer);
+
+    unsigned int GetMaxResults() const
+    {
+      return maxResults_;
+    }
+
+    void SetMaxResults(unsigned int results)
+    {
+      maxResults_ = results;
+    }
+
+    unsigned int GetMaxInstances() const
+    {
+      return maxInstances_;
+    }
+
+    void SetMaxInstances(unsigned int instances)
+    {
+      maxInstances_ = instances;
+    }
+
+    static void FormatOrigin(Json::Value& origin,
+                             const std::string& remoteIp,
+                             const std::string& remoteAet,
+                             const std::string& calledAet,
+                             ModalityManufacturer manufacturer);
+  };
+}