Give warning when playlists are not imported due to not having an admin user

utils/files.go

@@ -21,3 +21,8 @@ func IsImageFile(filePath string) bool {
 	extension := filepath.Ext(filePath)
 	return strings.HasPrefix(mime.TypeByExtension(extension), "image/")
 }
+
+func IsPlaylist(filePath string) bool {
+	extension := filepath.Ext(filePath)
+	return strings.ToLower(extension) == ".m3u"
+}

utils/files_test.go

@@ -43,4 +43,14 @@ var _ = Describe("Files", func() {
 			Expect(IsImageFile("test.mp3")).To(BeFalse())
 		})
 	})
+
+	Describe("IsPlaylist", func() {
+		It("returns true for a M3U file", func() {
+			Expect(IsPlaylist(filepath.Join("path", "to", "test.m3u"))).To(BeTrue())
+		})
+
+		It("returns false for a non-playlist file", func() {
+			Expect(IsPlaylist("testm3u")).To(BeFalse())
+		})
+	})
 })