Initial QSfera import

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

@@ -0,0 +1,33 @@
+package content
+
+import (
+	"strings"
+
+	"github.com/bbalet/stopwords"
+	libregraph "github.com/opencloud-eu/libre-graph-api-go"
+)
+
+func init() {
+	stopwords.OverwriteWordSegmenter(`[^ ]+`)
+}
+
+// Document wraps all resource meta fields,
+// it is used as a content extraction result.
+type Document struct {
+	Title     string
+	Name      string
+	Content   string
+	Size      uint64
+	Mtime     string
+	MimeType  string
+	Tags      []string
+	Favorites []string
+	Audio     *libregraph.Audio          `json:"audio,omitempty"`
+	Image     *libregraph.Image          `json:"image,omitempty"`
+	Location  *libregraph.GeoCoordinates `json:"location,omitempty"`
+	Photo     *libregraph.Photo          `json:"photo,omitempty"`
+}
+
+func CleanString(content, langCode string) string {
+	return strings.TrimSpace(stopwords.CleanString(content, langCode, true))
+}