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client-error-handler.go
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/
client-error-handler.go
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package gfs
import (
"html/template"
"log"
"net/http"
)
const (
//language=html
ClientErrorHtml string = `<!DOCTYPE html>
<html>
<head>
</head>
<body>
<h1>Invalid request</h1>
<p>Invalid request:</p>
<pre>
{{.Error}}
</pre>
</body>
</html>`
)
type invalidRequest struct {
Error string `json:"error" xml:"error"`
}
type ClientErrorHandler struct {
responseHandler
htmlTemplate *template.Template
}
func GetClientErrorHandler() (h *ClientErrorHandler, err error) {
t := template.New("Client Error Html Template")
t, err = t.Parse(ClientErrorHtml)
if err != nil {
return nil, err
}
h = &ClientErrorHandler{
htmlTemplate: t,
}
return h, nil
}
// Write a not found message to the response.
func (h *ClientErrorHandler) Handle(writer http.ResponseWriter, err error, format string, errorCode int) {
response := invalidRequest{err.Error()}
err = h.responseHandler.WriteResponse(writer, errorCode, h.htmlTemplate, format, response)
if err != nil {
log.Println("Something went wrong when responding", err.Error())
}
}