func (e *TemplateDeliverer) ServeHTTP(writer http.ResponseWriter, request *http.Request) {
if request.Method != "GET" {
log.Printf("%s %s: wrong method for template handling", request.Method, request.URL)
failer.ServeMethodNotAllowed(writer, request)
return
}
readCloser, err := e.loader.LoadResource(request.URL.Path)
if err != nil {
log.Printf("%s %s: error while opening template resource: %s",
request.Method, request.URL, err)
failer.ServeNotFound(writer, request)
return
}
defer readCloser.Close()
writer.Header().Set("Content-Type", e.detectMimeType(request))
_, err = io.Copy(writer, readCloser)
if err != nil {
log.Printf("%s %s: error while writing template resource to output: %s",
request.Method, request.URL, err)
failer.ServeInternalServerError(writer, request)
return
}
}
func (v *Viewer) serveError(writer http.ResponseWriter, request *http.Request, err error) {
v.log(request, err)
if store.IsPathNotFoundError(err) {
failer.ServeNotFound(writer, request)
return
}
failer.ServeInternalServerError(writer, request)
}
func (e *Editor) serveEditUI(writer http.ResponseWriter, request *http.Request) {
if !e.store.HasWriteAccessForRequest(request) {
log.Printf("%s %s: no write permissions", request.Method, request.URL)
failer.ServeUnauthorized(writer, request)
return
}
if !router.Is(router.ModeCreate, request) && !e.store.HasReadAccessForRequest(request) {
log.Printf("%s %s: no read permissions", request.Method, request.URL)
failer.ServeUnauthorized(writer, request)
return
}
mimeType := e.store.MimeTypeForRequest(request)
if err := e.assertEditableTextFile(request, mimeType); err != nil {
log.Printf("%s %s: no editable text file: %s", request.Method, request.URL, err)
failer.ServeUnsupportedMediaType(writer, request)
return
}
var content = e.store.ReadString(request)
if err := e.store.Err(); err != nil {
if !store.IsPathNotFoundError(err) {
log.Printf("%s %s: %s", request.Method, request.URL, err)
failer.ServeInternalServerError(writer, request)
return
} else if router.Is(router.ModeEdit, request) {
log.Printf("%s %s: file to be edited does not exist: %s", request.Method, request.URL, err)
failer.ServeNotFound(writer, request)
return
}
} else if router.Is(router.ModeCreate, request) {
log.Printf("%s %s: file to be created already exists: %s", request.Method, request.URL, err)
failer.ServeConflict(writer, request)
return
}
err := e.renderer.Render(writer, request.URL, content, mimeType,
router.Is(router.ModeEdit, request))
if err != nil {
log.Printf("%s %s: %s", request.Method, request.URL, err)
failer.ServeInternalServerError(writer, request)
return
}
log.Printf("%s %s: served from template", request.Method, request.URL)
}