78 lines
1.8 KiB
Go
78 lines
1.8 KiB
Go
package mastodon
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import (
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"context"
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"encoding/json"
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"net/http"
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"net/url"
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"path"
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"strings"
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)
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// AppConfig is a setting for registering applications.
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type AppConfig struct {
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http.Client
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Server string
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ClientName string
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// Where the user should be redirected after authorization (for no redirect, use urn:ietf:wg:oauth:2.0:oob)
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RedirectURIs string
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// This can be a space-separated list of the following items: "read", "write" and "follow".
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Scopes string
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// Optional.
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Website string
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}
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// Application is mastodon application.
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type Application struct {
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ID int64 `json:"id"`
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RedirectURI string `json:"redirect_uri"`
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ClientID string `json:"client_id"`
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ClientSecret string `json:"client_secret"`
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}
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// RegisterApp returns the mastodon application.
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func RegisterApp(ctx context.Context, appConfig *AppConfig) (*Application, error) {
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params := url.Values{}
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params.Set("client_name", appConfig.ClientName)
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if appConfig.RedirectURIs == "" {
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params.Set("redirect_uris", "urn:ietf:wg:oauth:2.0:oob")
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} else {
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params.Set("redirect_uris", appConfig.RedirectURIs)
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}
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params.Set("scopes", appConfig.Scopes)
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params.Set("website", appConfig.Website)
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u, err := url.Parse(appConfig.Server)
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if err != nil {
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return nil, err
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}
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u.Path = path.Join(u.Path, "api/v1/apps")
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req, err := http.NewRequest(http.MethodPost, u.String(), strings.NewReader(params.Encode()))
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if err != nil {
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return nil, err
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}
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req = req.WithContext(ctx)
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req.Header.Set("Content-Type", "application/x-www-form-urlencoded")
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resp, err := appConfig.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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if resp.StatusCode != http.StatusOK {
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return nil, parseAPIError("bad request", resp)
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}
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var app Application
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err = json.NewDecoder(resp.Body).Decode(&app)
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if err != nil {
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return nil, err
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}
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return &app, nil
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}
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