--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/OrthancServer/Sources/OrthancConfiguration.h	Wed Jun 10 20:30:34 2020 +0200
@@ -0,0 +1,237 @@
+/**
+ * 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 "../Core/Images/FontRegistry.h"
+#include "../Core/WebServiceParameters.h"
+#include "../Core/DicomNetworking/RemoteModalityParameters.h"
+
+#include <OrthancServerResources.h>
+
+#include <boost/filesystem.hpp>
+#include <boost/thread/shared_mutex.hpp>
+#include <boost/thread/lock_types.hpp>
+
+namespace Orthanc
+{
+  class HttpServer;
+  class ServerIndex;
+  class TemporaryFile;
+  
+  class OrthancConfiguration : public boost::noncopyable
+  {
+  private:
+    typedef std::map<std::string, RemoteModalityParameters>   Modalities;
+    typedef std::map<std::string, WebServiceParameters>       Peers;
+
+    boost::shared_mutex      mutex_;
+    Json::Value              json_;
+    boost::filesystem::path  defaultDirectory_;
+    std::string              configurationAbsolutePath_;
+    FontRegistry             fontRegistry_;
+    const char*              configurationFileArg_;
+    Modalities               modalities_;
+    Peers                    peers_;
+    ServerIndex*             serverIndex_;
+
+    OrthancConfiguration() :
+      configurationFileArg_(NULL)
+    {
+    }
+
+    void LoadModalitiesFromJson(const Json::Value& source);
+    
+    void LoadPeersFromJson(const Json::Value& source);
+    
+    void LoadModalities();
+    
+    void LoadPeers();
+    
+    void SaveModalitiesToJson(Json::Value& target);
+    
+    void SavePeersToJson(Json::Value& target);
+    
+    void SaveModalities();
+    
+    void SavePeers();
+
+    static OrthancConfiguration& GetInstance();
+
+  public:
+    class ReaderLock : public boost::noncopyable
+    {
+    private:
+      OrthancConfiguration&                    configuration_;
+      boost::shared_lock<boost::shared_mutex>  lock_;
+
+    public:
+      ReaderLock() :
+        configuration_(GetInstance()),
+        lock_(configuration_.mutex_)
+      {
+      }
+
+      const OrthancConfiguration& GetConfiguration() const
+      {
+        return configuration_;
+      }
+
+      const Json::Value& GetJson() const
+      {
+        return configuration_.json_;
+      }
+    };
+
+
+    class WriterLock : public boost::noncopyable
+    {
+    private:
+      OrthancConfiguration&                    configuration_;
+      boost::unique_lock<boost::shared_mutex>  lock_;
+
+    public:
+      WriterLock() :
+        configuration_(GetInstance()),
+        lock_(configuration_.mutex_)
+      {
+      }
+
+      OrthancConfiguration& GetConfiguration()
+      {
+        return configuration_;
+      }
+
+      const OrthancConfiguration& GetConfiguration() const
+      {
+        return configuration_;
+      }
+
+      const Json::Value& GetJson() const
+      {
+        return configuration_.json_;
+      }
+    };
+
+
+    const std::string& GetConfigurationAbsolutePath() const
+    {
+      return configurationAbsolutePath_;
+    }
+
+    const FontRegistry& GetFontRegistry() const
+    {
+      return fontRegistry_;
+    }
+
+    void Read(const char* configurationFile);
+
+    void LoadModalitiesAndPeers();
+    
+    void RegisterFont(ServerResources::FileResourceId resource);
+
+    bool LookupStringParameter(std::string& target,
+                               const std::string& parameter) const;
+
+    std::string GetStringParameter(const std::string& parameter,
+                                   const std::string& defaultValue) const;
+    
+    int GetIntegerParameter(const std::string& parameter,
+                            int defaultValue) const;
+    
+    unsigned int GetUnsignedIntegerParameter(const std::string& parameter,
+                                             unsigned int defaultValue) const;
+
+    bool LookupBooleanParameter(bool& target,
+                                const std::string& parameter) const;
+
+    bool GetBooleanParameter(const std::string& parameter,
+                             bool defaultValue) const;
+
+    void GetDicomModalityUsingSymbolicName(RemoteModalityParameters& modality,
+                                           const std::string& name) const;
+
+    bool LookupOrthancPeer(WebServiceParameters& peer,
+                           const std::string& name) const;
+
+    void GetListOfDicomModalities(std::set<std::string>& target) const;
+
+    void GetListOfOrthancPeers(std::set<std::string>& target) const;
+
+    // Returns "true" iff. at least one user is registered
+    bool SetupRegisteredUsers(HttpServer& httpServer) const;
+
+    std::string InterpretStringParameterAsPath(const std::string& parameter) const;
+    
+    void GetListOfStringsParameter(std::list<std::string>& target,
+                                   const std::string& key) const;
+    
+    bool IsSameAETitle(const std::string& aet1,
+                       const std::string& aet2) const;
+
+    bool LookupDicomModalityUsingAETitle(RemoteModalityParameters& modality,
+                                         const std::string& aet) const;
+
+    bool IsKnownAETitle(const std::string& aet,
+                        const std::string& ip) const;
+
+    RemoteModalityParameters GetModalityUsingSymbolicName(const std::string& name) const;
+    
+    RemoteModalityParameters GetModalityUsingAet(const std::string& aet) const;
+    
+    void UpdateModality(const std::string& symbolicName,
+                        const RemoteModalityParameters& modality);
+
+    void RemoveModality(const std::string& symbolicName);
+    
+    void UpdatePeer(const std::string& symbolicName,
+                    const WebServiceParameters& peer);
+
+    void RemovePeer(const std::string& symbolicName);
+
+
+    void Format(std::string& result) const;
+    
+    void SetDefaultEncoding(Encoding encoding);
+
+    bool HasConfigurationChanged() const;
+
+    void SetServerIndex(ServerIndex& index);
+
+    void ResetServerIndex();
+
+    TemporaryFile* CreateTemporaryFile() const;
+
+    std::string GetDefaultPrivateCreator() const;
+  };
+}