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72 lines
1.5 KiB
Go
72 lines
1.5 KiB
Go
package provider
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import (
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"context"
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"net/http"
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json "github.com/json-iterator/go"
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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 (p *GithubProvider) Init(ClientID, ClientSecret string, options ...Oauth2Option) {
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p.config.ClientID = ClientID
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p.config.ClientSecret = ClientSecret
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p.config.Scopes = []string{"user"}
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p.config.Endpoint = github.Endpoint
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for _, o := range options {
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o(&p.config)
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}
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}
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func (p *GithubProvider) Provider() OAuth2Provider {
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return "github"
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}
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func (p *GithubProvider) NewConfig(options ...Oauth2Option) *oauth2.Config {
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c := p.config
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for _, o := range options {
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o(&c)
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}
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return &c
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}
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func (p *GithubProvider) GetUserInfo(ctx context.Context, config *oauth2.Config, code string) (*UserInfo, error) {
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oauth2Token, err := 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 := config.Client(ctx, oauth2Token)
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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 &UserInfo{
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Username: ui.Login,
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ProviderUserID: ui.ID,
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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 uint `json:"id"`
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}
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func init() {
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registerProvider(new(GithubProvider))
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}
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