Golang User.Avatar方法代碼示例

// Login authenticates the session and returns the
// remote user details.
func (g *Github) Login(res http.ResponseWriter, req *http.Request) (*model.User, bool, error) {

	var config = &oauth2.Config{
		ClientId:     g.Client,
		ClientSecret: g.Secret,
		Scope:        DefaultScope,
		AuthURL:      fmt.Sprintf("%s/login/oauth/authorize", g.URL),
		TokenURL:     fmt.Sprintf("%s/login/oauth/access_token", g.URL),
		RedirectURL:  fmt.Sprintf("%s/authorize", httputil.GetURL(req)),
	}

	// get the OAuth code
	var code = req.FormValue("code")
	if len(code) == 0 {
		var random = GetRandom()
		http.Redirect(res, req, config.AuthCodeURL(random), http.StatusSeeOther)
		return nil, false, nil
	}

	var trans = &oauth2.Transport{
		Config: config,
	}
	if g.SkipVerify {
		trans.Transport = &http.Transport{
			Proxy: http.ProxyFromEnvironment,
			TLSClientConfig: &tls.Config{
				InsecureSkipVerify: true,
			},
		}
	}
	var token, err = trans.Exchange(code)
	if err != nil {
		return nil, false, fmt.Errorf("Error exchanging token. %s", err)
	}

	var client = NewClient(g.API, token.AccessToken, g.SkipVerify)
	var useremail, errr = GetUserEmail(client)
	if errr != nil {
		return nil, false, fmt.Errorf("Error retrieving user or verified email. %s", errr)
	}

	if len(g.Orgs) > 0 {
		allowedOrg, err := UserBelongsToOrg(client, g.Orgs)
		if err != nil {
			return nil, false, fmt.Errorf("Could not check org membership. %s", err)
		}
		if !allowedOrg {
			return nil, false, fmt.Errorf("User does not belong to correct org. Must belong to %v", g.Orgs)
		}
	}

	user := model.User{}
	user.Login = *useremail.Login
	user.Email = *useremail.Email
	user.Token = token.AccessToken
	user.Avatar = *useremail.AvatarURL
	return &user, g.Open, nil
}

// Login authenticates the session and returns the
// remote user details.
func (g *Gogs) Login(res http.ResponseWriter, req *http.Request) (*model.User, bool, error) {
	var (
		username = req.FormValue("username")
		password = req.FormValue("password")
	)

	// if the username or password doesn't exist we re-direct
	// the user to the login screen.
	if len(username) == 0 || len(password) == 0 {
		http.Redirect(res, req, "/login/form", http.StatusSeeOther)
		return nil, false, nil
	}

	client := gogs.NewClient(g.URL, "")

	// try to fetch drone token if it exists
	var accessToken string
	tokens, err := client.ListAccessTokens(username, password)
	if err != nil {
		return nil, false, err
	}
	for _, token := range tokens {
		if token.Name == "drone" {
			accessToken = token.Sha1
			break
		}
	}

	// if drone token not found, create it
	if accessToken == "" {
		token, err := client.CreateAccessToken(username, password, gogs.CreateAccessTokenOption{Name: "drone"})
		if err != nil {
			return nil, false, err
		}
		accessToken = token.Sha1
	}

	client = gogs.NewClient(g.URL, accessToken)
	userInfo, err := client.GetUserInfo(username)
	if err != nil {
		return nil, false, err
	}

	user := model.User{}
	user.Token = accessToken
	user.Login = userInfo.UserName
	user.Email = userInfo.Email
	user.Avatar = expandAvatar(g.URL, userInfo.AvatarUrl)
	return &user, g.Open, nil
}

// Login authenticates the session and returns the
// remote user details.
func (bb *Bitbucket) Login(res http.ResponseWriter, req *http.Request) (*model.User, bool, error) {

	config := &oauth2.Config{
		ClientID:     bb.Client,
		ClientSecret: bb.Secret,
		Endpoint:     bitbucket.Endpoint,
		RedirectURL:  fmt.Sprintf("%s/authorize", httputil.GetURL(req)),
	}

	// get the OAuth code
	var code = req.FormValue("code")
	if len(code) == 0 {
		http.Redirect(res, req, config.AuthCodeURL("drone"), http.StatusSeeOther)
		return nil, false, nil
	}

	var token, err = config.Exchange(oauth2.NoContext, code)
	if err != nil {
		return nil, false, fmt.Errorf("Error exchanging token. %s", err)
	}

	client := NewClient(config.Client(oauth2.NoContext, token))
	curr, err := client.FindCurrent()
	if err != nil {
		return nil, false, err
	}

	// convers the current bitbucket user to the
	// common drone user structure.
	user := model.User{}
	user.Login = curr.Login
	user.Token = token.AccessToken
	user.Secret = token.RefreshToken
	user.Expiry = token.Expiry.UTC().Unix()
	user.Avatar = curr.Links.Avatar.Href

	// gets the primary, confirmed email from bitbucket
	emails, err := client.ListEmail()
	if err != nil {
		return nil, false, err
	}
	for _, email := range emails.Values {
		if email.IsPrimary && email.IsConfirmed {
			user.Email = email.Email
			break
		}
	}

	// if the installation is restricted to a subset
	// of organizations, get the orgs and verify the
	// user is a member.
	if len(bb.Orgs) != 0 {
		resp, err := client.ListTeams(&ListTeamOpts{Page: 1, PageLen: 100, Role: "member"})
		if err != nil {
			return nil, false, err
		}

		var member bool
		for _, team := range resp.Values {
			for _, team_ := range bb.Orgs {
				if team.Login == team_ {
					member = true
					break
				}
			}
		}

		if !member {
			return nil, false, fmt.Errorf("User does not belong to correct org. Must belong to %v", bb.Orgs)
		}
	}

	return &user, bb.Open, nil
}