/
type_spdx.go
42 lines (37 loc) · 1.29 KB
/
type_spdx.go
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//
// Copyright 2022 The GUAC Authors.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package guesser
import (
"bytes"
"github.com/guacsec/guac/pkg/handler/processor"
jsonReader "github.com/spdx/tools-golang/json"
)
type spdxTypeGuesser struct{}
func (_ *spdxTypeGuesser) GuessDocumentType(blob []byte, format processor.FormatType) processor.DocumentType {
switch format {
case processor.FormatJSON:
spdxDoc, err := jsonReader.Read(bytes.NewReader(blob))
if err == nil {
// This is set to check for DocumentNamespace since there seem to
// be some SBOMs in the wild that don't use certain fields like
// document name.
// https://github.com/guacsec/guac/issues/743
if spdxDoc.DocumentNamespace != "" {
return processor.DocumentSPDX
}
}
}
return processor.DocumentUnknown
}