Implement download as zip for moments, calendar and folders #154

Signed-off-by: Michael Mayer <michael@liquidbytes.net>

internal/api/album.go

@@ -356,11 +356,7 @@ func DownloadAlbum(router *gin.RouterGroup, conf *config.Config) {
 			return
 		}
 
-		p, _, err := query.PhotoSearch(form.PhotoSearch{
-			Album:  a.AlbumUID,
-			Count:  10000,
-			Offset: 0,
-		})
+		p, err := query.AlbumPhotos(a, 10000)
 
 		if err != nil {
 			c.AbortWithStatusJSON(http.StatusNotFound, gin.H{"error": txt.UcFirst(err.Error())})

internal/entity/album_fixtures.go

@@ -74,6 +74,24 @@ var AlbumFixtures = AlbumMap{
 		UpdatedAt:        time.Date(2020, 2, 1, 0, 0, 0, 0, time.UTC),
 		DeletedAt:        nil,
 	},
+	"april-1990": {
+		ID:               1000003,
+		CoverUID:         "",
+		AlbumUID:         "at1lxuqipogaaba1",
+		AlbumSlug:        "april-1990",
+		AlbumType:        TypeFolder,
+		AlbumTitle:       "April 1990",
+		AlbumDescription: "Spring is the time of year when many things change.",
+		AlbumNotes:       "Thunderstorms cause most of the severe spring weather.",
+		AlbumOrder:       "oldest",
+		AlbumTemplate:    "",
+		AlbumFilter:      "path:\"1990/04\"",
+		AlbumFavorite:    false,
+		Links:            []Link{},
+		CreatedAt:        time.Date(2019, 7, 1, 0, 0, 0, 0, time.UTC),
+		UpdatedAt:        time.Date(2020, 2, 1, 0, 0, 0, 0, time.UTC),
+		DeletedAt:        nil,
+	},
 }
 
 // CreateAlbumFixtures inserts known entities into the database for testing.

internal/query/albums.go

@@ -87,6 +87,18 @@ func AlbumCoverByUID(albumUID string) (file entity.File, err error) {
 	return file, nil
 }
 
+// AlbumPhotos returns up to count photos from an album.
+func AlbumPhotos(a entity.Album, count int) (results PhotoResults, err error) {
+	results, _, err = PhotoSearch(form.PhotoSearch{
+		Album:  a.AlbumUID,
+		Filter: a.AlbumFilter,
+		Count:  count,
+		Offset: 0,
+	})
+
+	return results, err
+}
+
 // AlbumSearch searches albums based on their name.
 func AlbumSearch(f form.AlbumSearch) (results []AlbumResult, err error) {
 	if err := f.ParseQueryString(); err != nil {

internal/query/albums_test.go

@@ -3,6 +3,7 @@ package query
 import (
 	"testing"
 
+	"github.com/photoprism/photoprism/internal/entity"
 	form "github.com/photoprism/photoprism/internal/form"
 	"github.com/stretchr/testify/assert"
 )
@@ -43,6 +44,21 @@ func TestAlbumThumbByUID(t *testing.T) {
 	})
 }
 
+func TestAlbumPhotos(t *testing.T) {
+	t.Run("search with string", func(t *testing.T) {
+		results, err := AlbumPhotos(entity.AlbumFixtures.Get("april-1990"), 2)
+
+		if err != nil {
+			t.Fatal(err)
+		}
+
+		if len(results) < 2 {
+			t.Errorf("at least 2 results expected: %d", len(results))
+		}
+	})
+
+}
+
 func TestAlbums(t *testing.T) {
 	t.Run("search with string", func(t *testing.T) {
 		query := form.NewAlbumSearch("chr")