VST3 Client: Update moduleinfotool to write compatibility info from p…

…lugin

Reintegrates changes from 06a2089

modules/juce_audio_processors/format_types/VST3_SDK/public.sdk/samples/vst-utilities/moduleinfotool/source/main.cpp

@@ -35,6 +35,9 @@
 // OF THE POSSIBILITY OF SUCH DAMAGE.
 //-----------------------------------------------------------------------------
 
+#include "pluginterfaces/base/iplugincompatibility.h"
+#include "public.sdk/source/common/memorystream.h"
+
 #include "public.sdk/source/common/readfile.h"
 #include "public.sdk/source/vst/hosting/module.h"
 #include "public.sdk/source/vst/moduleinfo/moduleinfocreator.h"
@@ -96,6 +99,35 @@ std::optional<ModuleInfo::CompatibilityList> openAndParseCompatJSON (const std::
  return result;
 }
 
+//------------------------------------------------------------------------
+std::optional<ModuleInfo::CompatibilityList> loadCompatibilityFromModule (const VST3::Hosting::Module& module)
+{
+ const auto& factory = module.getFactory();
+ const auto& infos = factory.classInfos();
+
+ const auto iter = std::find_if (infos.begin(), infos.end(), [&] (const auto& info)
+ {
+ return info.category() == kPluginCompatibilityClass;
+ });
+
+ if (iter == infos.end())
+ return {};
+
+ const auto compatibility = factory.createInstance<Steinberg::IPluginCompatibility> (iter->ID());
+
+ if (compatibility == nullptr)
+ return {};
+
+ Steinberg::MemoryStream stream;
+
+ if (compatibility->getCompatibilityJSON (&stream) != kResultOk)
+ return {};
+
+ const std::string_view streamView (stream.getData(), stream.getSize());
+
+ return ModuleInfoLib::parseCompatibilityJson (streamView, nullptr);
+}
+
 //------------------------------------------------------------------------
 int createJSON (const std::optional<ModuleInfo::CompatibilityList>& compat,
  const std::string& modulePath, const std::string& moduleVersion,
@@ -111,6 +143,9 @@ int createJSON (const std::optional<ModuleInfo::CompatibilityList>& compat,
  auto moduleInfo = ModuleInfoLib::createModuleInfo (*module, false);
  if (compat)
  moduleInfo.compatibility = *compat;
+ else if (auto loaded = loadCompatibilityFromModule (*module))
+ moduleInfo.compatibility = *loaded;
+
  moduleInfo.version = moduleVersion;
 
  std::stringstream output;