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