You've already forked libart-seafire-representation
64 lines
1.4 KiB
C++
64 lines
1.4 KiB
C++
#ifndef art__seafire__representation__metadata_hxx_
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#define art__seafire__representation__metadata_hxx_
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#include <art/seafire/protocol/media-type.hxx>
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#include <art/seafire/protocol/rfc7232/entity-tag.hxx>
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#include <art/seafire/representation/concepts.hxx>
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#include <art/seafire/representation/representation.hxx>
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#include <art/seafire/representation/traits.hxx>
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#include <art/uri/uri.hxx>
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#include <chrono>
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#include <optional>
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namespace art::seafire::representation
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{
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// etag
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//
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template<BasicRepresentation BR>
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std::optional<protocol::rfc7232::entity_tag_t>
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get_etag(BR const& rep)
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{
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using local_traits = traits::representation_traits<BR>;
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if constexpr (local_traits::has_entity_tag)
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return rep.etag();
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return std::nullopt;
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}
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inline
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std::optional<protocol::rfc7232::entity_tag_t>
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get_etag(representation_t const& rep)
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{
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return rep.etag();
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}
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// last-modified
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//
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template<BasicRepresentation BR>
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std::optional<std::chrono::system_clock::time_point>
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get_last_modified(BR const& rep)
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{
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using local_traits = traits::representation_traits<BR>;
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if constexpr (local_traits::has_last_modified)
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return rep.last_modified();
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return std::nullopt;
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}
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inline
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std::optional<std::chrono::system_clock::time_point>
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get_last_modified(representation_t const& rep)
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{
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return rep.last_modified();
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}
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} // namespace art::seafire::representation
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#endif
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