step/providers/http/http.go

62 lines
1.4 KiB
Go

package http
import "net/url"
import "net/http"
import "html/template"
import "git.tebibyte.media/sashakoshka/step"
import shttp "git.tebibyte.media/sashakoshka/step/http"
var _ step.FuncProvider = new(Provider)
// Provider provides HTTP and URL functions.
type Provider struct {
}
// Package fulfills the step.Provider interface.
func (this *Provider) Package () string {
return "http"
}
// FuncMap fulfills the step.FuncProvider interface.
func (this *Provider) FuncMap () template.FuncMap {
return template.FuncMap {
"statusText": http.StatusText,
"parseQuery": funcParseQuery,
"parseForm": funcParseForm,
"error": funcError,
"redirect": funcRedirect,
"queryEscape": url.QueryEscape,
"queryUnescape": url.QueryUnescape,
}
}
func funcParseQuery (query string) url.Values {
// wrapped here because the query might contain all sorts of nonsense,
// and returning an error in a template function causes everything to
// stop rather ungracefully
values, err := url.ParseQuery(query)
if err != nil { return nil }
return values
}
func funcError (status int, message any) (string, error) {
return "", shttp.Error {
Status: status,
Message: message,
}
}
func funcRedirect (status int, pat string) (string, error) {
return "", shttp.Redirect {
Status: status,
Location: pat,
}
}
func funcParseForm (req *http.Request) url.Values {
err := req.ParseForm()
if err != nil { return nil }
return req.Form
}