initial commit

internal/handlers/errorpage.go

@@ -0,0 +1,28 @@
+package handlers
+
+import (
+	"net/http"
+
+	"git.haelnorr.com/h/golib/hws"
+	"git.haelnorr.com/h/oslstats/internal/view/page"
+	"github.com/pkg/errors"
+)
+
+func ErrorPage(
+	errorCode int,
+) (hws.ErrorPage, error) {
+	messages := map[int]string{
+		400: "The request you made was malformed or unexpected.",
+		401: "You need to login to view this page.",
+		403: "You do not have permission to view this page.",
+		404: "The page or resource you have requested does not exist.",
+		500: `An error occured on the server. Please try again, and if this
+        continues to happen contact an administrator.`,
+		503: "The server is currently down for maintenance and should be back soon. =)",
+	}
+	msg, exists := messages[errorCode]
+	if !exists {
+		return nil, errors.New("No valid message for the given code")
+	}
+	return page.Error(errorCode, http.StatusText(errorCode), msg), nil
+}