Remove blank lines

rss/item.go

@@ -63,6 +63,8 @@ func newItem(i *gofeed.Item, contentFilter, copyright string) (*Item, error) {
 
 	item.Content = fmt.Sprintf(`<a href="%s">%s</a><br>%s`, item.Link, item.Title, item.Content)
 
+	item.Content = clearBlankLines(item.Content)
+
 	return item, nil
 }
 
@@ -109,3 +111,10 @@ func (is Items) Swap(i, j int) {
 	is[i] = is[j]
 	is[j] = k
 }
+
+func clearBlankLines(s string) string {
+	r := regexp.MustCompile(`(?m)^\s*<br>\s*$`)
+	s = r.ReplaceAllLiteralString(s, "")
+	r = regexp.MustCompile(`(?m)\s\s*`)
+	return r.ReplaceAllLiteralString(s, "\n")
+}