--- /dev/null
+package gfit
+
+import (
+ "context"
+ "fmt"
+ "net/http"
+
+ "github.com/octo/gfitsync/app"
+ "golang.org/x/oauth2"
+ oauth2google "golang.org/x/oauth2/google"
+ fitness "google.golang.org/api/fitness/v1"
+)
+
+var oauthConfig = &oauth2.Config{
+ ClientID: "@GOOGLE_CLIENT_ID@",
+ ClientSecret: "@GOOGLE_CLIENT_SECRET@",
+ Endpoint: oauth2google.Endpoint,
+ RedirectURL: "https://fitbit-gfit-sync.appspot.com/google/grant",
+ Scopes: []string{
+ fitness.FitnessActivityWriteScope,
+ fitness.FitnessBodyWriteScope,
+ },
+}
+
+const csrfToken = "@CSRFTOKEN@"
+
+func AuthURL() string {
+ return oauthConfig.AuthCodeURL(csrfToken, oauth2.AccessTypeOffline)
+}
+
+func ParseToken(ctx context.Context, r *http.Request, u *app.User) error {
+ if state := r.FormValue("state"); state != csrfToken {
+ return fmt.Errorf("invalid state parameter: %q", state)
+ }
+
+ tok, err := oauthConfig.Exchange(ctx, r.FormValue("code"))
+ if err != nil {
+ return err
+ }
+
+ return u.SetToken(ctx, "Google", tok)
+}
+
+type Client struct {
+ *fitness.Service
+}
+
+func NewClient(ctx context.Context, u *app.User) (*Client, error) {
+ c, err := u.OAuthClient(ctx, "Google", oauthConfig)
+ if err != nil {
+ return nil, err
+ }
+
+ service, err := fitness.New(c)
+ if err != nil {
+ return nil, err
+ }
+
+ return &Client{
+ Service: service,
+ }, nil
+}
"github.com/octo/gfitsync/app"
"github.com/octo/gfitsync/fitbit"
+ "github.com/octo/gfitsync/gfit"
"google.golang.org/appengine"
"google.golang.org/appengine/datastore"
"google.golang.org/appengine/delay"
var delayedHandleNotifications = delay.Func("handleNotifications", handleNotifications)
func init() {
- http.HandleFunc("/setup", setupHandler)
+ http.HandleFunc("/fitbit/setup", fitbitSetupHandler)
http.Handle("/fitbit/grant", AuthenticatedHandler(fitbitGrantHandler))
http.Handle("/fitbit/notify", ContextHandler(fitbitNotifyHandler))
+ http.HandleFunc("/google/setup", googleSetupHandler)
+ http.Handle("/google/grant", AuthenticatedHandler(googleGrantHandler))
http.Handle("/", AuthenticatedHandler(indexHandler))
}
if err != nil && err != datastore.ErrNoSuchEntity {
return err
}
- haveToken := err == nil
+ haveFitbitToken := err == nil
+
+ _, err = u.Token(ctx, "Google")
+ if err != nil && err != datastore.ErrNoSuchEntity {
+ return err
+ }
+ haveGoogleToken := err == nil
fmt.Fprintln(w, "<html><body><h1>Fitbit to Google Fit sync</h1>")
fmt.Fprintf(w, "<p>Hello %s</p>\n", user.Current(ctx).Email)
- fmt.Fprint(w, "<p>Fitbit: ")
- if haveToken {
+ fmt.Fprintln(w, "<ul>")
+
+ fmt.Fprint(w, "<li>Fitbit: ")
+ if haveFitbitToken {
+ fmt.Fprint(w, `<strong style="color: DarkGreen;">Authorized</strong>`)
+ } else {
+ fmt.Fprint(w, `<strong style="color: DarkRed;">Not authorized</strong> (<a href="/fitbit/setup">Authorize</a>)`)
+ }
+ fmt.Fprintln(w, "</li>")
+
+ fmt.Fprint(w, "<li>Google: ")
+ if haveGoogleToken {
fmt.Fprint(w, `<strong style="color: DarkGreen;">Authorized</strong>`)
} else {
- fmt.Fprint(w, `<strong style="color: DarkRed;">Not authorized</strong> (<a href="/setup">Authorize</a>)`)
+ fmt.Fprint(w, `<strong style="color: DarkRed;">Not authorized</strong> (<a href="/google/setup">Authorize</a>)`)
}
- fmt.Fprintln(w, "</p>")
+ fmt.Fprintln(w, "</li>")
+
+ fmt.Fprintln(w, "</ul>")
fmt.Fprintln(w, "</body></html>")
return nil
}
-func setupHandler(w http.ResponseWriter, r *http.Request) {
+func fitbitSetupHandler(w http.ResponseWriter, r *http.Request) {
http.Redirect(w, r, fitbit.AuthURL(), http.StatusTemporaryRedirect)
}
return nil
}
+func googleSetupHandler(w http.ResponseWriter, r *http.Request) {
+ http.Redirect(w, r, gfit.AuthURL(), http.StatusTemporaryRedirect)
+}
+
+func googleGrantHandler(ctx context.Context, w http.ResponseWriter, r *http.Request, u *app.User) error {
+ if err := gfit.ParseToken(ctx, r, u); err != nil {
+ return err
+ }
+
+ redirectURL := r.URL
+ redirectURL.Path = "/"
+ redirectURL.RawQuery = ""
+ redirectURL.Fragment = ""
+ http.Redirect(w, r, redirectURL.String(), http.StatusTemporaryRedirect)
+ return nil
+}
+
// fitbitNotifyHandler is called by Fitbit whenever there are updates to a
// subscription. It verifies the payload, splits it into individual
// notifications and adds it to the taskqueue service.