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83 lines
1.9 KiB
Go
83 lines
1.9 KiB
Go
package providers
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import (
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"context"
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"net/http"
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"strconv"
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json "github.com/json-iterator/go"
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"github.com/synctv-org/synctv/internal/provider"
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"golang.org/x/oauth2"
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"golang.org/x/oauth2/github"
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)
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type GithubProvider struct {
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config oauth2.Config
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}
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func newGithubProvider() provider.Interface {
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return &GithubProvider{
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config: oauth2.Config{
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Scopes: []string{"user"},
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Endpoint: github.Endpoint,
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},
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}
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}
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func (p *GithubProvider) Init(c provider.Oauth2Option) {
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p.config.ClientID = c.ClientID
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p.config.ClientSecret = c.ClientSecret
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p.config.RedirectURL = c.RedirectURL
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}
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func (p *GithubProvider) Provider() provider.OAuth2Provider {
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return "github"
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}
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func (p *GithubProvider) NewAuthURL(_ context.Context, state string) (string, error) {
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return p.config.AuthCodeURL(state, oauth2.AccessTypeOnline), nil
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}
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func (p *GithubProvider) GetToken(ctx context.Context, code string) (*oauth2.Token, error) {
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return p.config.Exchange(ctx, code)
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}
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func (p *GithubProvider) RefreshToken(ctx context.Context, tk string) (*oauth2.Token, error) {
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return p.config.TokenSource(ctx, &oauth2.Token{RefreshToken: tk}).Token()
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}
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func (p *GithubProvider) GetUserInfo(ctx context.Context, code string) (*provider.UserInfo, error) {
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tk, err := p.config.Exchange(ctx, code)
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if err != nil {
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return nil, err
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}
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client := p.config.Client(ctx, tk)
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req, err := http.NewRequestWithContext(ctx, http.MethodGet, "https://api.github.com/user", nil)
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if err != nil {
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return nil, err
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}
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resp, err := client.Do(req)
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if err != nil {
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return nil, err
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}
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defer resp.Body.Close()
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ui := githubUserInfo{}
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err = json.NewDecoder(resp.Body).Decode(&ui)
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if err != nil {
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return nil, err
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}
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return &provider.UserInfo{
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Username: ui.Login,
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ProviderUserID: strconv.FormatUint(ui.ID, 10),
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}, nil
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}
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type githubUserInfo struct {
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Login string `json:"login"`
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ID uint64 `json:"id"`
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}
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func init() {
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RegisterProvider(newGithubProvider())
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}
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