cmd/tclipd: handle untitled pastes better

Fixes #29

Signed-off-by: Xe Iaso <xe@tailscale.com>

cmd/tclipd/main.go

@@ -126,6 +126,10 @@ LIMIT 5
 			return
 		}
 
+		if jpi.Filename == "" {
+			jpi.Filename = "untitled"
+		}
+
 		jpis = append(jpis, jpi)
 	}
 
@@ -221,6 +225,10 @@ func (s *Server) TailnetSubmitPaste(w http.ResponseWriter, r *http.Request) {
 	data := r.Form.Get("content")
 	id := uuid.NewString()
 
+	if fname == "" {
+		fname = "untitled"
+	}
+
 	q := `
 INSERT INTO pastes
     ( id
@@ -322,6 +330,10 @@ OFFSET ?1
 			return
 		}
 
+		if jpi.Filename == "" {
+			jpi.Filename = "untitled"
+		}
+
 		jpis = append(jpis, jpi)
 	}
 
@@ -502,6 +514,10 @@ WHERE p.id = ?1`
 		return
 	}
 
+	if fname == "" {
+		fname = "untitled"
+	}
+
 	lang := enry.GetLanguage(fname, []byte(data))
 
 	var rawHTML *template.HTML