pages-server/html/error.go
crapStone 9d769aeee7 Fix error page generation (#145)
Co-authored-by: crapStone <crapstone01@gmail.com>
Reviewed-on: https://codeberg.org/Codeberg/pages-server/pulls/145
Reviewed-by: Gusted <gusted@noreply.codeberg.org>
Reviewed-by: 6543 <6543@obermui.de>
Co-authored-by: crapStone <crapstone@noreply.codeberg.org>
Co-committed-by: crapStone <crapstone@noreply.codeberg.org>
2022-12-04 21:24:58 +00:00

50 lines
1.3 KiB
Go

package html
import (
"html/template"
"net/http"
"strconv"
"strings"
"codeberg.org/codeberg/pages/server/context"
)
// ReturnErrorPage sets the response status code and writes NotFoundPage to the response body,
// with "%status%" and %message% replaced with the provided statusCode and msg
func ReturnErrorPage(ctx *context.Context, msg string, statusCode int) {
ctx.RespWriter.Header().Set("Content-Type", "text/html; charset=utf-8")
ctx.RespWriter.WriteHeader(statusCode)
msg = generateResponse(msg, statusCode)
_, _ = ctx.RespWriter.Write([]byte(msg))
}
// TODO: use template engine
func generateResponse(msg string, statusCode int) string {
if msg == "" {
msg = strings.ReplaceAll(NotFoundPage,
"%status%",
strconv.Itoa(statusCode)+" "+errorMessage(statusCode))
} else {
msg = strings.ReplaceAll(
strings.ReplaceAll(ErrorPage, "%message%", template.HTMLEscapeString(msg)),
"%status%",
http.StatusText(statusCode))
}
return msg
}
func errorMessage(statusCode int) string {
message := http.StatusText(statusCode)
switch statusCode {
case http.StatusMisdirectedRequest:
message += " - domain not specified in <code>.domains</code> file"
case http.StatusFailedDependency:
message += " - target repo/branch doesn't exist or is private"
}
return message
}