Mercurial > hg > orthanc
view OrthancServer/ServerContext.h @ 1700:f5ddbd9239dd
New URIs for attachments: ".../compress", ".../uncompress" and ".../is-compressed"
author | Sebastien Jodogne <s.jodogne@gmail.com> |
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date | Fri, 09 Oct 2015 17:20:26 +0200 |
parents | eb8fbcf008b5 |
children | 06addfcd1d4c |
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/** * Orthanc - A Lightweight, RESTful DICOM Store * Copyright (C) 2012-2015 Sebastien Jodogne, Medical Physics * Department, University Hospital of Liege, 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/MultiThreading/SharedMessageQueue.h" #include "../Core/Cache/MemoryCache.h" #include "../Core/Cache/SharedArchive.h" #include "../Core/FileStorage/IStorageArea.h" #include "../Core/Lua/LuaContext.h" #include "../Core/RestApi/RestApiOutput.h" #include "../Plugins/Engine/OrthancPlugins.h" #include "DicomInstanceToStore.h" #include "DicomProtocol/ReusableDicomUserConnection.h" #include "IServerListener.h" #include "LuaScripting.h" #include "ParsedDicomFile.h" #include "Scheduler/ServerScheduler.h" #include "ServerIndex.h" #include "OrthancHttpHandler.h" #include <boost/filesystem.hpp> #include <boost/thread.hpp> namespace Orthanc { /** * This class is responsible for maintaining the storage area on the * filesystem (including compression), as well as the index of the * DICOM store. It implements the required locking mechanisms. **/ class ServerContext { private: class DicomCacheProvider : public ICachePageProvider { private: ServerContext& context_; public: DicomCacheProvider(ServerContext& context) : context_(context) { } virtual IDynamicObject* Provide(const std::string& id); }; class ServerListener { private: IServerListener *listener_; std::string description_; public: ServerListener(IServerListener& listener, const std::string& description) : listener_(&listener), description_(description) { } IServerListener& GetListener() { return *listener_; } const std::string& GetDescription() { return description_; } }; typedef std::list<ServerListener> ServerListeners; static void ChangeThread(ServerContext* that); ServerIndex index_; IStorageArea& area_; bool compressionEnabled_; bool storeMD5_; DicomCacheProvider provider_; boost::mutex dicomCacheMutex_; MemoryCache dicomCache_; ReusableDicomUserConnection scu_; ServerScheduler scheduler_; LuaScripting lua_; #if ORTHANC_PLUGINS_ENABLED == 1 OrthancPlugins* plugins_; #endif ServerListeners listeners_; boost::recursive_mutex listenersMutex_; bool done_; SharedMessageQueue pendingChanges_; boost::thread changeThread_; SharedArchive queryRetrieveArchive_; std::string defaultLocalAet_; OrthancHttpHandler httpHandler_; public: class DicomCacheLocker : public boost::noncopyable { private: ServerContext& that_; ParsedDicomFile *dicom_; boost::mutex::scoped_lock lock_; public: DicomCacheLocker(ServerContext& that, const std::string& instancePublicId); ~DicomCacheLocker(); ParsedDicomFile& GetDicom() { return *dicom_; } }; ServerContext(IDatabaseWrapper& database, IStorageArea& area); ~ServerContext(); ServerIndex& GetIndex() { return index_; } void SetCompressionEnabled(bool enabled); bool IsCompressionEnabled() const { return compressionEnabled_; } void RemoveFile(const std::string& fileUuid, FileContentType type); bool AddAttachment(const std::string& resourceId, FileContentType attachmentType, const void* data, size_t size); StoreStatus Store(std::string& resultPublicId, DicomInstanceToStore& dicom); void AnswerAttachment(RestApiOutput& output, const std::string& resourceId, FileContentType content); void ChangeAttachmentCompression(const std::string& resourceId, FileContentType attachmentType, CompressionType compression); void ReadJson(Json::Value& result, const std::string& instancePublicId); // TODO CACHING MECHANISM AT THIS POINT void ReadFile(std::string& result, const std::string& instancePublicId, FileContentType content, bool uncompressIfNeeded = true); void SetStoreMD5ForAttachments(bool storeMD5); bool IsStoreMD5ForAttachments() const { return storeMD5_; } ReusableDicomUserConnection& GetReusableDicomUserConnection() { return scu_; } ServerScheduler& GetScheduler() { return scheduler_; } bool DeleteResource(Json::Value& target, const std::string& uuid, ResourceType expectedType); void SignalChange(const ServerIndexChange& change); SharedArchive& GetQueryRetrieveArchive() { return queryRetrieveArchive_; } const std::string& GetDefaultLocalApplicationEntityTitle() const { return defaultLocalAet_; } LuaScripting& GetLua() { return lua_; } OrthancHttpHandler& GetHttpHandler() { return httpHandler_; } void Stop(); /** * Management of the plugins **/ #if ORTHANC_PLUGINS_ENABLED == 1 void SetPlugins(OrthancPlugins& plugins); void ResetPlugins(); const OrthancPlugins& GetPlugins() const; #endif bool HasPlugins() const; }; }