diff --git a/binding/binding.go b/binding/binding.go index 40fc2ae..31f1c71 100644 --- a/binding/binding.go +++ b/binding/binding.go @@ -28,9 +28,10 @@ type Binding interface { var validate = validator.New("binding", validator.BakedInValidators) var ( - JSON = jsonBinding{} - XML = xmlBinding{} - Form = formBinding{} + XML = xmlBinding{} + JSON = jsonBinding{} + Form = formBinding{} + MultipartForm = multipartFormBinding{} ) func Default(method, contentType string) Binding { @@ -42,6 +43,8 @@ func Default(method, contentType string) Binding { return JSON case MIMEXML, MIMEXML2: return XML + case MIMEMultipartPOSTForm: + return MultipartForm default: return Form } diff --git a/binding/binding_test.go b/binding/binding_test.go index 22be131..e316060 100644 --- a/binding/binding_test.go +++ b/binding/binding_test.go @@ -33,6 +33,9 @@ func TestBindingDefault(t *testing.T) { assert.Equal(t, Default("POST", MIMEPOSTForm), Form) assert.Equal(t, Default("DELETE", MIMEPOSTForm), Form) + + assert.Equal(t, Default("POST", MIMEMultipartPOSTForm), MultipartForm) + assert.Equal(t, Default("DELETE", MIMEMultipartPOSTForm), MultipartForm) } func TestBindingJSON(t *testing.T) { diff --git a/binding/form_multipart.go b/binding/form_multipart.go new file mode 100644 index 0000000..4b41ddd --- /dev/null +++ b/binding/form_multipart.go @@ -0,0 +1,25 @@ +// Copyright 2014 Manu Martinez-Almeida. All rights reserved. +// Use of this source code is governed by a MIT style +// license that can be found in the LICENSE file. + +package binding + +import "net/http" + +const MAX_MEMORY = 1 * 1024 * 1024 + +type multipartFormBinding struct{} + +func (_ multipartFormBinding) Name() string { + return "multipart form" +} + +func (_ multipartFormBinding) Bind(req *http.Request, obj interface{}) error { + if err := req.ParseMultipartForm(MAX_MEMORY); err != nil { + return err + } + if err := mapForm(obj, req.Form); err != nil { + return err + } + return Validate(obj) +} diff --git a/context_test.go b/context_test.go index f7279d4..cde6d81 100644 --- a/context_test.go +++ b/context_test.go @@ -8,6 +8,7 @@ import ( "bytes" "errors" "html/template" + "mime/multipart" "net/http" "net/http/httptest" "testing" @@ -33,6 +34,26 @@ func createTestContext() (c *Context, w *httptest.ResponseRecorder, r *Engine) { return } +func createMultipartForm() (body *bytes.Buffer, header string, err error) { + boundary := "--testboundary" + header = MIMEMultipartPOSTForm + "; boundary=" + boundary + body = &bytes.Buffer{} + + mw := multipart.NewWriter(body) + defer mw.Close() + + if err = mw.SetBoundary(boundary); err != nil { + return + } + if err = mw.WriteField("foo", "bar"); err != nil { + return + } + if err = mw.WriteField("bar", "foo"); err != nil { + return + } + return +} + func TestContextReset(t *testing.T) { router := New() c := router.allocateContext() @@ -444,6 +465,28 @@ func TestContextAutoBind(t *testing.T) { assert.Equal(t, w.Body.Len(), 0) } +func TestContextMultipartPostFormAutoBind(t *testing.T) { + c, w, _ := createTestContext() + + var obj struct { + Foo string `form:"foo"` + Bar string `form:"bar"` + } + + body, header, err := createMultipartForm() + if err != nil { + t.Error(err) + } + + c.Request, _ = http.NewRequest("POST", "/", body) + c.Request.Header.Add("Content-Type", header) + + assert.NoError(t, c.Bind(&obj)) + assert.Equal(t, obj.Bar, "foo") + assert.Equal(t, obj.Foo, "bar") + assert.Equal(t, w.Body.Len(), 0) +} + func TestContextBadAutoBind(t *testing.T) { c, w, _ := createTestContext() c.Request, _ = http.NewRequest("POST", "http://example.com", bytes.NewBufferString("\"foo\":\"bar\", \"bar\":\"foo\"}")) @@ -477,6 +520,28 @@ func TestContextBindWith(t *testing.T) { assert.Equal(t, w.Body.Len(), 0) } +func TestContextMultipartBindWith(t *testing.T) { + c, w, _ := createTestContext() + + var obj struct { + Foo string `form:"foo"` + Bar string `form:"bar"` + } + + body, header, err := createMultipartForm() + if err != nil { + t.Error(err) + } + + c.Request, _ = http.NewRequest("POST", "/", body) + c.Request.Header.Add("Content-Type", header) + + assert.NoError(t, c.BindWith(&obj, binding.MultipartForm)) + assert.Equal(t, obj.Bar, "foo") + assert.Equal(t, obj.Foo, "bar") + assert.Equal(t, w.Body.Len(), 0) +} + func TestContextGolangContext(t *testing.T) { c, _, _ := createTestContext() c.Request, _ = http.NewRequest("POST", "/", bytes.NewBufferString("{\"foo\":\"bar\", \"bar\":\"foo\"}"))