Check if there is any author before using the first

- Closes: #26
2017-02-05 14:14:22 +00:00 · 2017-02-05 14:14:22 +00:00 · 6464d92dd4
commit 6464d92dd4
parent ffbca5e162
3 changed files with 19 additions and 3 deletions
--- a/lib/trantor.go
+++ b/lib/trantor.go
@ -66,7 +66,13 @@ func bookHandler(h handler) {
 		return
 	}
 	data.Book = book
-	data.S.Title = book.Title + " by " + book.Author[0] + " -- " + data.S.Title
+
+	author := ""
+	if len(book.Author) > 0 {
+		author = " by " + book.Author[0]
+	}
+	data.S.Title = book.Title + author + " -- " + data.S.Title
+
 	data.Description = strings.Split(data.Book.Description, "\n")
 	data.FlaggedBadQuality = false
 	for _, reporter := range book.BadQualityReporters {