Initial QSfera import

Server/services/search/pkg/content/basic.go

@@ -0,0 +1,61 @@
+package content
+
+import (
+	"context"
+	"encoding/json"
+	"time"
+
+	storageProvider "github.com/cs3org/go-cs3apis/cs3/storage/provider/v1beta1"
+	"github.com/qsfera/server/pkg/log"
+	"github.com/opencloud-eu/reva/v2/pkg/tags"
+	"github.com/opencloud-eu/reva/v2/pkg/utils"
+)
+
+// Basic is the simplest Extractor implementation.
+type Basic struct {
+	logger log.Logger
+}
+
+// NewBasicExtractor creates a new Basic instance.
+func NewBasicExtractor(logger log.Logger) (*Basic, error) {
+	return &Basic{logger: logger}, nil
+}
+
+// Extract literally just rearranges the inputs and processes them into a Document.
+func (b Basic) Extract(_ context.Context, ri *storageProvider.ResourceInfo) (Document, error) {
+	doc := Document{
+		Name:     ri.Name,
+		Size:     ri.Size,
+		MimeType: ri.MimeType,
+	}
+
+	if m := ri.ArbitraryMetadata.GetMetadata(); m != nil {
+		if t, ok := m["tags"]; ok {
+			doc.Tags = tags.New(t).AsSlice()
+		}
+	}
+
+	if m := ri.Opaque.GetMap(); m != nil && m["favorites"] != nil {
+		favEntry := m["favorites"]
+
+		switch favEntry.Decoder {
+		case "json":
+			favorites := []string{}
+			err := json.Unmarshal(favEntry.Value, &favorites)
+			if err != nil {
+				b.logger.Error().Err(err).Msg("failed to unmarshal favorites")
+				break
+			}
+
+			doc.Favorites = favorites
+		default:
+			b.logger.Error().Msgf("unsupported decoder for favorites: %s", favEntry.Decoder)
+		}
+	}
+
+	if ri.Mtime != nil {
+		doc.Mtime = utils.TSToTime(ri.Mtime).UTC().Format(time.RFC3339Nano)
+	}
+
+	return doc, nil
+}