// This example shows how to sign a request when the URL Opaque field is used.
// See the note at http://golang.org/pkg/net/url/#URL for information on the
// use of the URL Opaque field.
func ExampleClient_AuthorizationHeader(client *oauth.Client, credentials *oauth.Credentials) error {
	form := url.Values{"maxResults": {"100"}}

	// The last element of path contains a "/".
	path := "/document/encoding%2gizp"

	// Create the request with the temporary path "/".
	req, err := http.NewRequest("GET", "http://api.example.com/", strings.NewReader(form.Encode()))
	if err != nil {
		return err
	}

	// Overwrite the temporary path with the actual request path.
	req.URL.Opaque = path

	// Sign the request.
	req.Header.Set("Authorization", client.AuthorizationHeader(credentials, "GET", req.URL, form))

	req.Header.Set("Content-Type", "application/x-www-form-urlencoded")

	resp, err := http.DefaultClient.Do(req)
	if err != nil {
		return err
	}
	defer resp.Body.Close()
	// process the response
	return nil
}
Exemple #2
0
// Post issues a POST with the specified form.
func multipartPost(c *oauth.Client, client *http.Client,
	credentials *oauth.Credentials, urlStr string, form url.Values,
	files map[string]struct {
		filename string
		r        io.Reader
	}) (*http.Response, error) {
	var bf = &bytes.Buffer{}
	mw := multipart.NewWriter(bf)
	contentType := mw.FormDataContentType()
	for k := range form {
		mw.WriteField(k, form.Get(k))
	}

	for field, entry := range files {
		w, err := mw.CreateFormFile(field, filepath.Base(entry.filename))
		if err != nil {
			return nil, err
		}

		_, err = io.Copy(w, entry.r)
		if err != nil {
			return nil, err
		}
	}
	mw.Close()

	req, err := http.NewRequest("POST", urlStr, bf)
	if err != nil {
		return nil, err
	}
	req.Header.Set("Content-Type", contentType)

	req.Header.Set("Authorization", c.AuthorizationHeader(credentials, "POST", req.URL, nil))
	return client.Do(req)
}