mirror of
https://github.com/superseriousbusiness/gotosocial
synced 2024-12-13 00:57:27 +01:00
116 lines
3.8 KiB
Go
116 lines
3.8 KiB
Go
/*
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GoToSocial
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Copyright (C) 2021-2023 GoToSocial Authors admin@gotosocial.org
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU Affero General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU Affero General Public License for more details.
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You should have received a copy of the GNU Affero General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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package auth
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import (
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"net/http"
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"net/url"
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apiutil "github.com/superseriousbusiness/gotosocial/internal/api/util"
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"github.com/superseriousbusiness/gotosocial/internal/gtserror"
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"github.com/superseriousbusiness/gotosocial/internal/oauth"
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"github.com/gin-gonic/gin"
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)
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type tokenRequestForm struct {
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GrantType *string `form:"grant_type" json:"grant_type" xml:"grant_type"`
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Code *string `form:"code" json:"code" xml:"code"`
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RedirectURI *string `form:"redirect_uri" json:"redirect_uri" xml:"redirect_uri"`
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ClientID *string `form:"client_id" json:"client_id" xml:"client_id"`
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ClientSecret *string `form:"client_secret" json:"client_secret" xml:"client_secret"`
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Scope *string `form:"scope" json:"scope" xml:"scope"`
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}
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// TokenPOSTHandler should be served as a POST at https://example.org/oauth/token
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// The idea here is to serve an oauth access token to a user, which can be used for authorizing against non-public APIs.
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func (m *Module) TokenPOSTHandler(c *gin.Context) {
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if _, err := apiutil.NegotiateAccept(c, apiutil.JSONAcceptHeaders...); err != nil {
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apiutil.ErrorHandler(c, gtserror.NewErrorNotAcceptable(err, err.Error()), m.processor.InstanceGetV1)
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return
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}
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help := []string{}
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form := &tokenRequestForm{}
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if err := c.ShouldBind(form); err != nil {
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apiutil.OAuthErrorHandler(c, gtserror.NewErrorBadRequest(oauth.InvalidRequest(), err.Error()))
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return
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}
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c.Request.Form = url.Values{}
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var grantType string
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if form.GrantType != nil {
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grantType = *form.GrantType
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c.Request.Form.Set("grant_type", grantType)
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} else {
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help = append(help, "grant_type was not set in the token request form, but must be set to authorization_code or client_credentials")
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}
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if form.ClientID != nil {
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c.Request.Form.Set("client_id", *form.ClientID)
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} else {
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help = append(help, "client_id was not set in the token request form")
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}
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if form.ClientSecret != nil {
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c.Request.Form.Set("client_secret", *form.ClientSecret)
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} else {
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help = append(help, "client_secret was not set in the token request form")
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}
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if form.RedirectURI != nil {
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c.Request.Form.Set("redirect_uri", *form.RedirectURI)
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} else {
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help = append(help, "redirect_uri was not set in the token request form")
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}
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var code string
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if form.Code != nil {
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if grantType != "authorization_code" {
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help = append(help, "a code was provided in the token request form, but grant_type was not set to authorization_code")
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} else {
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code = *form.Code
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c.Request.Form.Set("code", code)
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}
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} else if grantType == "authorization_code" {
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help = append(help, "code was not set in the token request form, but must be set since grant_type is authorization_code")
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}
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if form.Scope != nil {
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c.Request.Form.Set("scope", *form.Scope)
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}
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if len(help) != 0 {
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apiutil.OAuthErrorHandler(c, gtserror.NewErrorBadRequest(oauth.InvalidRequest(), help...))
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return
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}
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token, errWithCode := m.processor.OAuthHandleTokenRequest(c.Request)
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if errWithCode != nil {
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apiutil.OAuthErrorHandler(c, errWithCode)
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return
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}
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c.Header("Cache-Control", "no-store")
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c.Header("Pragma", "no-cache")
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c.JSON(http.StatusOK, token)
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}
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