add file classifications to power-user json presenter

Signed-off-by: Alex Goodman <alex.goodman@anchore.com>

internal/presenter/poweruser/json_document.go

@@ -9,6 +9,7 @@ type JSONDocument struct {
 	// here should be optional by supplying "omitempty" on these fields hint to the jsonschema generator to not
 	// require these fields. As an accepted rule in this repo all collections should still be initialized in the
 	// context of being used in a JSON document.
+	FileClassifications []JSONFileClassifications `json:"fileClassifications,omitempty"` // note: must have omitempty
 	FileMetadata        []JSONFileMetadata        `json:"fileMetadata,omitempty"`        // note: must have omitempty
 	Secrets             []JSONSecrets             `json:"secrets,omitempty"`             // note: must have omitempty
 	packages.JSONDocument
@@ -27,6 +28,7 @@ func NewJSONDocument(config JSONDocumentConfig) (JSONDocument, error) {
 	}
 
 	return JSONDocument{
+		FileClassifications: NewJSONFileClassifications(config.FileClassifications),
 		FileMetadata:        fileMetadata,
 		Secrets:             NewJSONSecrets(config.Secrets),
 		JSONDocument:        pkgsDoc,

internal/presenter/poweruser/json_document_config.go

@@ -13,6 +13,7 @@ type JSONDocumentConfig struct {
 	PackageCatalog      *pkg.Catalog
 	FileMetadata        map[source.Location]source.FileMetadata
 	FileDigests         map[source.Location][]file.Digest
+	FileClassifications map[source.Location][]file.Classification
 	Secrets             map[source.Location][]file.SearchResult
 	Distro              *distro.Distro
 	SourceMetadata      source.Metadata

internal/presenter/poweruser/json_file_classifications.go

@@ -0,0 +1,34 @@
+package poweruser
+
+import (
+	"sort"
+
+	"github.com/anchore/syft/syft/file"
+	"github.com/anchore/syft/syft/source"
+)
+
+type JSONFileClassifications struct {
+	Location       source.Location     `json:"location"`
+	Classification file.Classification `json:"classification"`
+}
+
+func NewJSONFileClassifications(data map[source.Location][]file.Classification) []JSONFileClassifications {
+	results := make([]JSONFileClassifications, 0)
+	for location, classifications := range data {
+		for _, classification := range classifications {
+			results = append(results, JSONFileClassifications{
+				Location:       location,
+				Classification: classification,
+			})
+		}
+	}
+
+	// sort by real path then virtual path to ensure the result is stable across multiple runs
+	sort.SliceStable(results, func(i, j int) bool {
+		if results[i].Location.RealPath == results[j].Location.RealPath {
+			return results[i].Location.VirtualPath < results[j].Location.VirtualPath
+		}
+		return results[i].Location.RealPath < results[j].Location.RealPath
+	})
+	return results
+}