func TestParseContentType(t *testing.T) { _, _, reason1 := mime.ParseMediaType("application(") _, _, reason2 := mime.ParseMediaType("application/json;char*") data := []struct { hdr, mt, cs string err *errors.ParseError }{ {"application/json", "application/json", "", nil}, {"text/html; charset=utf-8", "text/html", "utf-8", nil}, {"text/html;charset=utf-8", "text/html", "utf-8", nil}, {"", "application/octet-stream", "", nil}, {"text/html; charset=utf-8", "text/html", "utf-8", nil}, {"application(", "", "", errors.NewParseError("Content-Type", "header", "application(", reason1)}, {"application/json;char*", "", "", errors.NewParseError("Content-Type", "header", "application/json;char*", reason2)}, } headers := http.Header(map[string][]string{}) for _, v := range data { if v.hdr != "" { headers.Set("content-type", v.hdr) } else { headers.Del("content-type") } ct, cs, err := ContentType(headers) if v.err == nil { assert.NoError(t, err, "input: %q", v.hdr) } else { assert.Error(t, err, "input: %q", v.hdr) assert.IsType(t, &errors.ParseError{}, err, "input: %q", v.hdr) assert.Equal(t, v.err.Error(), err.Error(), "input: %q", v.hdr) } assert.Equal(t, v.mt, ct, "input: %q", v.hdr) assert.Equal(t, v.cs, cs, "input: %q", v.hdr) } }
// BindRequest both binds and validates a request, it assumes that complex things implement a Validatable(strfmt.Registry) error interface // for simple values it will use straight method calls func (o *CreateUserParams) BindRequest(r *http.Request, route *middleware.MatchedRoute) error { var res []error if err := route.Consumer.Consume(r.Body, &o.Body); err != nil { res = append(res, errors.NewParseError("body", "body", "", err)) } else { if err := o.Body.Validate(route.Formats); err != nil { res = append(res, err) } } if len(res) > 0 { return errors.CompositeValidationError(res...) } return nil }
// ContentType parses a content type header func ContentType(headers http.Header) (string, string, *errors.ParseError) { ct := headers.Get(HeaderContentType) orig := ct if ct == "" { ct = DefaultMime } mt, opts, err := mime.ParseMediaType(ct) if err != nil { return "", "", errors.NewParseError(HeaderContentType, "header", orig, err) } if cs, ok := opts[charsetKey]; ok { return mt, cs, nil } return mt, "", nil }
func (p *untypedParamBinder) Bind(request *http.Request, routeParams RouteParams, consumer httpkit.Consumer, target reflect.Value) error { // fmt.Println("binding", p.name, "as", p.Type()) switch p.parameter.In { case "query": data, custom, err := p.readValue(request.URL.Query(), target) if err != nil { return err } if custom { return nil } return p.bindValue(data, target) case "header": data, custom, err := p.readValue(request.Header, target) if err != nil { return err } if custom { return nil } return p.bindValue(data, target) case "path": data, custom, err := p.readValue(routeParams, target) if err != nil { return err } if custom { return nil } return p.bindValue(data, target) case "formData": var err error var mt string mt, _, e := httpkit.ContentType(request.Header) if e != nil { // because of the interface conversion go thinks the error is not nil // so we first check for nil and then set the err var if it's not nil err = e } if err != nil { return errors.InvalidContentType("", []string{"multipart/form-data", "application/x-www-form-urlencoded"}) } if mt != "multipart/form-data" && mt != "application/x-www-form-urlencoded" { return errors.InvalidContentType(mt, []string{"multipart/form-data", "application/x-www-form-urlencoded"}) } if mt == "multipart/form-data" { if err := request.ParseMultipartForm(defaultMaxMemory); err != nil { return errors.NewParseError(p.Name, p.parameter.In, "", err) } } if err := request.ParseForm(); err != nil { return errors.NewParseError(p.Name, p.parameter.In, "", err) } if p.parameter.Type == "file" { file, header, err := request.FormFile(p.parameter.Name) if err != nil { return errors.NewParseError(p.Name, p.parameter.In, "", err) } target.Set(reflect.ValueOf(httpkit.File{Data: file, Header: header})) return nil } if request.MultipartForm != nil { data, custom, err := p.readValue(url.Values(request.MultipartForm.Value), target) if err != nil { return err } if custom { return nil } return p.bindValue(data, target) } data, custom, err := p.readValue(url.Values(request.PostForm), target) if err != nil { return err } if custom { return nil } return p.bindValue(data, target) case "body": newValue := reflect.New(target.Type()) if err := consumer.Consume(request.Body, newValue.Interface()); err != nil { if err == io.EOF && p.parameter.Default != nil { target.Set(reflect.ValueOf(p.parameter.Default)) return nil } tpe := p.parameter.Type if p.parameter.Format != "" { tpe = p.parameter.Format } return errors.InvalidType(p.Name, p.parameter.In, tpe, nil) } target.Set(reflect.Indirect(newValue)) return nil default: return errors.New(500, fmt.Sprintf("invalid parameter location %q", p.parameter.In)) } }