Fix to prevent empty category.

1 files changed, 5 insertions, 0 deletions

diff --git a/database.go b/database.go
index e40279e..20c135b 100644
--- a/database.go
+++ b/database.go
@@ -259,6 +259,11 @@ func (app *App) deleteOrphanedArticles() error {
 func (app *App) saveCategory(article_id int, categories []string) {
 
 	for _, category := range categories {
+		if "" == category {
+			log.Warnf("saveCategory: category is empty for article_id: %d", article_id)
+			continue
+		}
+
 		query := "SELECT id FROM category WHERE name = ?"
 		row := app.DB.QueryRow(query, category)
 		var category_id int