anonymous_namespace{PluginHost.cpp} Namespace Reference

Functions
void	Discover (detail::PluginValidationResult &result, const wxString &providerId, const wxString &pluginPath)

Function Documentation

Discover()

void anonymous_namespace{PluginHost.cpp}::Discover	(	detail::PluginValidationResult &	result,
		const wxString &	providerId,
		const wxString &	pluginPath
	)

Definition at line 31 of file PluginHost.cpp.

   {
      try
      {
         if(auto provider = ModuleManager::Get().CreateProviderInstance(providerId, wxEmptyString))
         {
            TranslatableString errorMessage{};
            auto validator = provider->MakeValidator();
            auto numPlugins = provider->DiscoverPluginsAtPath(
               pluginPath, errorMessage, [&](PluginProvider *provider, ComponentInterface *ident) -> const PluginID&
            {
               //Workaround: use DefaultRegistrationCallback to create all descriptors for us
               //and then put a copy into result
               auto& id = PluginManager::DefaultRegistrationCallback(provider, ident);
               if(const auto ptr = PluginManager::Get().GetPlugin(id))
               {
                  auto desc = *ptr;
                  try
                  {
                     if(validator)
                        validator->Validate(*ident);
                  }
                  catch(...)
                  {
                     desc.SetEnabled(false);
                     desc.SetValid(false);
                  }
                  result.Add(std::move(desc));
               }
               return id;
            });
            if(!errorMessage.empty())
               result.SetError(errorMessage.Debug());
            else if(numPlugins == 0)
               result.SetError("no plugins found");
         }
         else
            result.SetError("provider not found");
      }
      catch(...)
      {
         result.SetError("unknown error");
      }
   }

References detail::PluginValidationResult::Add(), PluginManagerInterface::DefaultRegistrationCallback(), anonymous_namespace{ExportPCM.cpp}::desc, ModuleManager::Get(), PluginManager::Get(), id, ident(), and detail::PluginValidationResult::SetError().

Referenced by PluginHost::Serve().

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