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/**********************************************************************
Audacity: A Digital Audio Editor
ProjectFormatExtensionRegistry.cpp
Dmitry Vedenko
**********************************************************************/
#include "ProjectFormatExtensionsRegistry.h"
#include <algorithm>
#include "Project.h"
ProjectFormatExtensionsRegistry& GetProjectFormatExtensionsRegistry()
{
static ProjectFormatExtensionsRegistry instance;
return instance;
}
const ProjectFormatExtensionsRegistry& ProjectFormatExtensionsRegistry::Get()
{
return GetProjectFormatExtensionsRegistry();
}
void ProjectFormatExtensionsRegistry::Register(
ProjectVersionResolver formatExtension)
{
mRegisteredExtensions.emplace_back(std::move(formatExtension));
}
ProjectFormatVersion ProjectFormatExtensionsRegistry::GetRequiredVersion(
const AudacityProject& project) const
{
ProjectFormatVersion minVersion = BaseProjectFormatVersion;
for (auto formatExtension : mRegisteredExtensions)
{
if (!formatExtension)
continue;
const auto formatExtensionVersion = formatExtension(project);
if (minVersion < formatExtensionVersion)
minVersion = formatExtensionVersion;
}
return minVersion;
}
ProjectFormatExtensionsRegistry::Extension::Extension(
ProjectVersionResolver resolver)
{
if (resolver)
GetProjectFormatExtensionsRegistry().Register(std::move(resolver));
}
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