func validateNewEmail(ctx *app.Context, email string) (string, error) { addr, err := mail.Validate(email, true) if err != nil { return "", i18n.Errorf("this does not look like a valid email address") } userType := getUserType(ctx) found, err := ctx.Orm().Exists(ctx.Orm().TypeTable(userType), ByEmail(addr)) if err != nil { return "", err } if found { return "", i18n.Errorf("email %q is already in use", addr) } return addr, nil }
func (f *Form) validate() { if err := f.addCSRF(); err != nil { panic(err) } for _, v := range f.fields { inp := f.ctx.FormValue(v.HTMLName) label := v.Label.TranslatedString(f.ctx) if f.NamelessErrors { label = "" } if v.Type.HasChoices() { if inp == NotChosen { v.err = i18n.Errorfc("form", "You must choose a value").Err(f.ctx) continue } // Verify that the input mathces one of the available choices choices := f.fieldChoices(v) found := false for _, c := range choices { if inp == toHTMLValue(c.Value) { found = true break } } if !found { v.err = i18n.Errorfc("form", "%v is not a valid choice", inp).Err(f.ctx) continue } } if v.Type == FILE { file, header, err := f.ctx.R.FormFile(v.HTMLName) if err != nil && !v.Tag().Optional() { v.err = input.RequiredInputError(label) continue } if file != nil && header != nil { value := &formFile{ file: file, header: header, } v.value.Set(reflect.ValueOf(value)) } } else { if err := input.InputNamed(label, inp, v.SettableValue(), v.Tag(), true); err != nil { v.err = i18n.TranslatedError(err, f.ctx) continue } if v.Type == EMAIL && !v.Tag().Has("novalidate") { // Don't validate empty emails. If we reached this point // with an empty one, the field is optional. if email, ok := v.Value().(string); ok && email != "" { if _, err := mail.Validate(email, true); err != nil { v.err = i18n.Errorfc("form", "%q is not a valid email address", email).Err(f.ctx) continue } } } } if err := structs.Validate(v.sval.Addr().Interface(), v.Name, f.ctx); err != nil { v.err = i18n.TranslatedError(err, f.ctx) continue } } }