73 lines
1.6 KiB
Go
73 lines
1.6 KiB
Go
|
package handlers
|
||
|
|
|
||
|
|
import (
|
||
|
|
"github.com/samedi/caldav-go/errs"
|
||
|
|
"io"
|
||
|
|
"net/http"
|
||
|
|
)
|
||
|
|
|
||
|
|
// Response represents the handled CalDAV response. Used this when one needs to proxy the generated
|
||
|
|
// response before being sent back to the client.
|
||
|
|
type Response struct {
|
||
|
|
Status int
|
||
|
|
Header http.Header
|
||
|
|
Body string
|
||
|
|
Error error
|
||
|
|
}
|
||
|
|
|
||
|
|
// NewResponse initializes a new response object.
|
||
|
|
func NewResponse() *Response {
|
||
|
|
return &Response{
|
||
|
|
Header: make(http.Header),
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
// Set sets the the status and body of the response.
|
||
|
|
func (r *Response) Set(status int, body string) *Response {
|
||
|
|
r.Status = status
|
||
|
|
r.Body = body
|
||
|
|
|
||
|
|
return r
|
||
|
|
}
|
||
|
|
|
||
|
|
// SetHeader adds a header to the response.
|
||
|
|
func (r *Response) SetHeader(key, value string) *Response {
|
||
|
|
r.Header.Set(key, value)
|
||
|
|
|
||
|
|
return r
|
||
|
|
}
|
||
|
|
|
||
|
|
// SetError sets the response as an error. It inflects the response status based on the provided error.
|
||
|
|
func (r *Response) SetError(err error) *Response {
|
||
|
|
r.Error = err
|
||
|
|
|
||
|
|
switch err {
|
||
|
|
case errs.ResourceNotFoundError:
|
||
|
|
r.Status = http.StatusNotFound
|
||
|
|
case errs.UnauthorizedError:
|
||
|
|
r.Status = http.StatusUnauthorized
|
||
|
|
case errs.ForbiddenError:
|
||
|
|
r.Status = http.StatusForbidden
|
||
|
|
default:
|
||
|
|
r.Status = http.StatusInternalServerError
|
||
|
|
}
|
||
|
|
|
||
|
|
return r
|
||
|
|
}
|
||
|
|
|
||
|
|
// Write writes the response back to the client using the provided `ResponseWriter`.
|
||
|
|
func (r *Response) Write(writer http.ResponseWriter) {
|
||
|
|
if r.Error == errs.UnauthorizedError {
|
||
|
|
r.SetHeader("WWW-Authenticate", `Basic realm="Restricted"`)
|
||
|
|
}
|
||
|
|
|
||
|
|
for key, values := range r.Header {
|
||
|
|
for _, value := range values {
|
||
|
|
writer.Header().Set(key, value)
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
writer.WriteHeader(r.Status)
|
||
|
|
io.WriteString(writer, r.Body)
|
||
|
|
}
|