Images section (#813)

* Add new configuration options
* Refactor scan/clean
* Schema changes
* Add details to galleries
* Remove redundant code
* Refine thumbnail generation
* Gallery overhaul
* Don't allow modifying zip gallery images
* Show gallery card overlays
* Hide zoom slider when not in grid mode

pkg/gallery/export.go

@@ -0,0 +1,61 @@
+package gallery
+
+import (
+	"github.com/stashapp/stash/pkg/manager/jsonschema"
+	"github.com/stashapp/stash/pkg/models"
+	"github.com/stashapp/stash/pkg/utils"
+)
+
+// ToBasicJSON converts a gallery object into its JSON object equivalent. It
+// does not convert the relationships to other objects.
+func ToBasicJSON(gallery *models.Gallery) (*jsonschema.Gallery, error) {
+	newGalleryJSON := jsonschema.Gallery{
+		Checksum:  gallery.Checksum,
+		Zip:       gallery.Zip,
+		CreatedAt: models.JSONTime{Time: gallery.CreatedAt.Timestamp},
+		UpdatedAt: models.JSONTime{Time: gallery.UpdatedAt.Timestamp},
+	}
+
+	if gallery.Path.Valid {
+		newGalleryJSON.Path = gallery.Path.String
+	}
+
+	if gallery.Title.Valid {
+		newGalleryJSON.Title = gallery.Title.String
+	}
+
+	if gallery.URL.Valid {
+		newGalleryJSON.URL = gallery.URL.String
+	}
+
+	if gallery.Date.Valid {
+		newGalleryJSON.Date = utils.GetYMDFromDatabaseDate(gallery.Date.String)
+	}
+
+	if gallery.Rating.Valid {
+		newGalleryJSON.Rating = int(gallery.Rating.Int64)
+	}
+
+	if gallery.Details.Valid {
+		newGalleryJSON.Details = gallery.Details.String
+	}
+
+	return &newGalleryJSON, nil
+}
+
+// GetStudioName returns the name of the provided gallery's studio. It returns an
+// empty string if there is no studio assigned to the gallery.
+func GetStudioName(reader models.StudioReader, gallery *models.Gallery) (string, error) {
+	if gallery.StudioID.Valid {
+		studio, err := reader.Find(int(gallery.StudioID.Int64))
+		if err != nil {
+			return "", err
+		}
+
+		if studio != nil {
+			return studio.Name.String, nil
+		}
+	}
+
+	return "", nil
+}