# HG changeset patch
# User Sebastien Jodogne <s.jodogne@gmail.com>
# Date 1445536431 -7200
# Node ID 5e99a70b06356b7e4c8daf3db63fbafecfd39ba0
# Parent  df331354cea2661aa38d20c27b28c171691475dd
DicomToJson callable from plugins

diff -r df331354cea2 -r 5e99a70b0635 Plugins/Engine/OrthancPlugins.cpp
--- a/Plugins/Engine/OrthancPlugins.cpp	Thu Oct 22 19:00:32 2015 +0200
+++ b/Plugins/Engine/OrthancPlugins.cpp	Thu Oct 22 19:53:51 2015 +0200
@@ -299,7 +299,15 @@
         sizeof(int32_t) != sizeof(OrthancPluginImageFormat) ||
         sizeof(int32_t) != sizeof(OrthancPluginCompressionType) ||
         sizeof(int32_t) != sizeof(OrthancPluginValueRepresentation) ||
-        sizeof(int32_t) != sizeof(_OrthancPluginDatabaseAnswerType))
+        sizeof(int32_t) != sizeof(OrthancPluginDicomToJsonFlags) ||
+        sizeof(int32_t) != sizeof(OrthancPluginDicomToJsonFormat) ||
+        sizeof(int32_t) != sizeof(_OrthancPluginDatabaseAnswerType) ||
+        static_cast<int>(OrthancPluginDicomToJsonFlags_IncludeBinary) != static_cast<int>(DicomToJsonFlags_IncludeBinary) ||
+        static_cast<int>(OrthancPluginDicomToJsonFlags_IncludePrivateTags) != static_cast<int>(DicomToJsonFlags_IncludePrivateTags) ||
+        static_cast<int>(OrthancPluginDicomToJsonFlags_IncludeUnknownTags) != static_cast<int>(DicomToJsonFlags_IncludeUnknownTags) ||
+        static_cast<int>(OrthancPluginDicomToJsonFlags_IncludePixelData) != static_cast<int>(DicomToJsonFlags_IncludePixelData) ||
+        static_cast<int>(OrthancPluginDicomToJsonFlags_ConvertBinaryToNull) != static_cast<int>(DicomToJsonFlags_ConvertBinaryToNull) ||
+        static_cast<int>(OrthancPluginDicomToJsonFlags_ConvertBinaryToAscii) != static_cast<int>(DicomToJsonFlags_ConvertBinaryToAscii))
     {
       /* Sanity check of the compiler */
       throw OrthancException(ErrorCode_Plugin);
@@ -1229,6 +1237,39 @@
 
     font.Draw(target, p.utf8Text, p.x, p.y, p.r, p.g, p.b);
   }
+
+
+  void OrthancPlugins::ApplyDicomToJson(_OrthancPluginService service,
+                                        const void* parameters)
+  {
+    const _OrthancPluginDicomToJson& p =
+      *reinterpret_cast<const _OrthancPluginDicomToJson*>(parameters);
+
+    std::auto_ptr<ParsedDicomFile> dicom;
+
+    if (service == _OrthancPluginService_DicomBufferToJson)
+    {
+      dicom.reset(new ParsedDicomFile(p.buffer, p.size));
+    }
+    else
+    {
+      if (p.instanceId == NULL)
+      {
+        throw OrthancException(ErrorCode_ParameterOutOfRange);
+      }
+
+      std::string content;
+      pimpl_->context_->ReadFile(content, p.instanceId, FileContentType_Dicom);
+      dicom.reset(new ParsedDicomFile(content));
+    }
+
+    Json::Value json;
+    dicom->ToJson(json, Plugins::Convert(p.format), 
+                  static_cast<DicomToJsonFlags>(p.flags), p.maxStringLength);
+
+    Json::FastWriter writer;
+    *p.result = CopyString(writer.write(json));
+  }
         
 
   bool OrthancPlugins::InvokeService(SharedLibrary& plugin,
@@ -1726,6 +1767,11 @@
         return true;
       }
 
+      case _OrthancPluginService_DicomBufferToJson:
+      case _OrthancPluginService_DicomInstanceToJson:
+        ApplyDicomToJson(service, parameters);
+        return true;
+
       default:
       {
         // This service is unknown to the Orthanc plugin engine
diff -r df331354cea2 -r 5e99a70b0635 Plugins/Engine/OrthancPlugins.h
--- a/Plugins/Engine/OrthancPlugins.h	Thu Oct 22 19:00:32 2015 +0200
+++ b/Plugins/Engine/OrthancPlugins.h	Thu Oct 22 19:53:51 2015 +0200
@@ -127,6 +127,9 @@
 
     void DrawText(const void* parameters);
 
+    void ApplyDicomToJson(_OrthancPluginService service,
+                          const void* parameters);
+
   public:
     OrthancPlugins();
 
diff -r df331354cea2 -r 5e99a70b0635 Plugins/Engine/PluginsEnumerations.cpp
--- a/Plugins/Engine/PluginsEnumerations.cpp	Thu Oct 22 19:00:32 2015 +0200
+++ b/Plugins/Engine/PluginsEnumerations.cpp	Thu Oct 22 19:53:51 2015 +0200
@@ -210,6 +210,25 @@
     }
 
 
+    DicomToJsonFormat Convert(OrthancPluginDicomToJsonFormat format)
+    {
+      switch (format)
+      {
+        case OrthancPluginDicomToJsonFormat_Full:
+          return DicomToJsonFormat_Full;
+
+        case OrthancPluginDicomToJsonFormat_Short:
+          return DicomToJsonFormat_Short;
+
+        case OrthancPluginDicomToJsonFormat_Simple:
+          return DicomToJsonFormat_Simple;
+
+        default:
+          throw OrthancException(ErrorCode_ParameterOutOfRange);
+      }
+    }
+
+
 #if !defined(ORTHANC_ENABLE_DCMTK) || ORTHANC_ENABLE_DCMTK != 0
     DcmEVR Convert(OrthancPluginValueRepresentation vr)
     {
diff -r df331354cea2 -r 5e99a70b0635 Plugins/Engine/PluginsEnumerations.h
--- a/Plugins/Engine/PluginsEnumerations.h	Thu Oct 22 19:00:32 2015 +0200
+++ b/Plugins/Engine/PluginsEnumerations.h	Thu Oct 22 19:53:51 2015 +0200
@@ -59,6 +59,8 @@
 
     FileContentType Convert(OrthancPluginContentType type);
 
+    DicomToJsonFormat Convert(OrthancPluginDicomToJsonFormat format);
+
 #if !defined(ORTHANC_ENABLE_DCMTK) || ORTHANC_ENABLE_DCMTK != 0
     DcmEVR Convert(OrthancPluginValueRepresentation vr);
 #endif
diff -r df331354cea2 -r 5e99a70b0635 Plugins/Include/orthanc/OrthancCPlugin.h
--- a/Plugins/Include/orthanc/OrthancCPlugin.h	Thu Oct 22 19:00:32 2015 +0200
+++ b/Plugins/Include/orthanc/OrthancCPlugin.h	Thu Oct 22 19:53:51 2015 +0200
@@ -387,6 +387,8 @@
     _OrthancPluginService_CallHttpClient = 18,
     _OrthancPluginService_RegisterErrorCode = 19,
     _OrthancPluginService_RegisterDictionaryTag = 20,
+    _OrthancPluginService_DicomBufferToJson = 21,
+    _OrthancPluginService_DicomInstanceToJson = 22,
 
     /* Registration of callbacks */
     _OrthancPluginService_RegisterRestCallback = 1000,
@@ -641,6 +643,29 @@
   } OrthancPluginValueRepresentation;
 
 
+  typedef enum
+  {
+    OrthancPluginDicomToJsonFormat_Full = 1,
+    OrthancPluginDicomToJsonFormat_Short = 2,
+    OrthancPluginDicomToJsonFormat_Simple = 3,
+
+    _OrthancPluginDicomToJsonFormat_INTERNAL = 0x7fffffff
+  } OrthancPluginDicomToJsonFormat;
+
+
+  typedef enum
+  {
+    OrthancPluginDicomToJsonFlags_IncludeBinary         = (1 << 0),
+    OrthancPluginDicomToJsonFlags_IncludePrivateTags    = (1 << 1),
+    OrthancPluginDicomToJsonFlags_IncludeUnknownTags    = (1 << 2),
+    OrthancPluginDicomToJsonFlags_IncludePixelData      = (1 << 3),
+    OrthancPluginDicomToJsonFlags_ConvertBinaryToAscii  = (1 << 4),
+    OrthancPluginDicomToJsonFlags_ConvertBinaryToNull   = (1 << 5),
+
+    _OrthancPluginDicomToJsonFlags_INTERNAL = 0x7fffffff
+  } OrthancPluginDicomToJsonFlags;
+
+
   /**
    * @brief A memory buffer allocated by the core system of Orthanc.
    *
@@ -852,7 +877,9 @@
         sizeof(int32_t) != sizeof(OrthancPluginChangeType) ||
         sizeof(int32_t) != sizeof(OrthancPluginCompressionType) ||
         sizeof(int32_t) != sizeof(OrthancPluginImageFormat) ||
-        sizeof(int32_t) != sizeof(OrthancPluginValueRepresentation))
+        sizeof(int32_t) != sizeof(OrthancPluginValueRepresentation) ||
+        sizeof(int32_t) != sizeof(OrthancPluginDicomToJsonFormat) ||
+        sizeof(int32_t) != sizeof(OrthancPluginDicomToJsonFlags))
     {
       /* Mismatch in the size of the enumerations */
       return 0;
@@ -3806,6 +3833,77 @@
   }
 
 
+  typedef struct
+  {
+    char**                          result;
+    const char*                     instanceId;
+    const char*                     buffer;
+    uint32_t                        size;
+    OrthancPluginDicomToJsonFormat  format;
+    OrthancPluginDicomToJsonFlags   flags;
+    uint32_t                        maxStringLength;
+  } _OrthancPluginDicomToJson;
+
+  ORTHANC_PLUGIN_INLINE char* OrthancPluginDicomBufferToJson(
+    OrthancPluginContext*           context,
+    const char*                     buffer,
+    uint32_t                        size,
+    OrthancPluginDicomToJsonFormat  format,
+    OrthancPluginDicomToJsonFlags   flags, 
+    uint32_t                        maxStringLength)
+  {
+    char* result;
+
+    _OrthancPluginDicomToJson params;
+    memset(&params, 0, sizeof(params));
+    params.result = &result;
+    params.buffer = buffer;
+    params.size = size;
+    params.format = format;
+    params.flags = flags;
+    params.maxStringLength = maxStringLength;
+
+    if (context->InvokeService(context, _OrthancPluginService_DicomBufferToJson, &params) != OrthancPluginErrorCode_Success)
+    {
+      /* Error */
+      return NULL;
+    }
+    else
+    {
+      return result;
+    }
+  }
+
+
+  ORTHANC_PLUGIN_INLINE char* OrthancPluginDicomInstanceToJson(
+    OrthancPluginContext*           context,
+    const char*                     instanceId,
+    OrthancPluginDicomToJsonFormat  format,
+    OrthancPluginDicomToJsonFlags   flags, 
+    uint32_t                        maxStringLength)
+  {
+    char* result;
+
+    _OrthancPluginDicomToJson params;
+    memset(&params, 0, sizeof(params));
+    params.result = &result;
+    params.instanceId = instanceId;
+    params.format = format;
+    params.flags = flags;
+    params.maxStringLength = maxStringLength;
+
+    if (context->InvokeService(context, _OrthancPluginService_DicomBufferToJson, &params) != OrthancPluginErrorCode_Success)
+    {
+      /* Error */
+      return NULL;
+    }
+    else
+    {
+      return result;
+    }
+  }
+
+
 #ifdef  __cplusplus
 }
 #endif