[chore] The Big Middleware and API Refactor (tm) (#1250)

* interim commit: start refactoring middlewares into package under router

* another interim commit, this is becoming a big job

* another fucking massive interim commit

* refactor bookmarks to new style

* ambassador, wiz zeze commits you are spoiling uz

* she compiles, we're getting there

* we're just normal men; we're just innocent men

* apiutil

* whoopsie

* i'm glad noone reads commit msgs haha :blob_sweat:

* use that weirdo go-bytesize library for maxMultipartMemory

* fix media module paths

1 files changed, 0 insertions, 115 deletions

diff --git a/internal/api/client/auth/token.go b/internal/api/client/auth/token.go
deleted file mode 100644
index fbbd08404..000000000
--- a/internal/api/client/auth/token.go
+++ /dev/null
@@ -1,115 +0,0 @@
-/*
-   GoToSocial
-   Copyright (C) 2021-2022 GoToSocial Authors admin@gotosocial.org
-
-   This program is free software: you can redistribute it and/or modify
-   it under the terms of the GNU Affero General Public License as published by
-   the Free Software Foundation, either version 3 of the License, or
-   (at your option) any later version.
-
-   This program is distributed in the hope that it will be useful,
-   but WITHOUT ANY WARRANTY; without even the implied warranty of
-   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-   GNU Affero General Public License for more details.
-
-   You should have received a copy of the GNU Affero General Public License
-   along with this program.  If not, see <http://www.gnu.org/licenses/>.
-*/
-
-package auth
-
-import (
-	"net/http"
-	"net/url"
-
-	"github.com/superseriousbusiness/gotosocial/internal/api"
-	"github.com/superseriousbusiness/gotosocial/internal/gtserror"
-	"github.com/superseriousbusiness/gotosocial/internal/oauth"
-
-	"github.com/gin-gonic/gin"
-)
-
-type tokenRequestForm struct {
-	GrantType    *string `form:"grant_type" json:"grant_type" xml:"grant_type"`
-	Code         *string `form:"code" json:"code" xml:"code"`
-	RedirectURI  *string `form:"redirect_uri" json:"redirect_uri" xml:"redirect_uri"`
-	ClientID     *string `form:"client_id" json:"client_id" xml:"client_id"`
-	ClientSecret *string `form:"client_secret" json:"client_secret" xml:"client_secret"`
-	Scope        *string `form:"scope" json:"scope" xml:"scope"`
-}
-
-// TokenPOSTHandler should be served as a POST at https://example.org/oauth/token
-// The idea here is to serve an oauth access token to a user, which can be used for authorizing against non-public APIs.
-func (m *Module) TokenPOSTHandler(c *gin.Context) {
-	if _, err := api.NegotiateAccept(c, api.JSONAcceptHeaders...); err != nil {
-		api.ErrorHandler(c, gtserror.NewErrorNotAcceptable(err, err.Error()), m.processor.InstanceGet)
-		return
-	}
-
-	help := []string{}
-
-	form := &tokenRequestForm{}
-	if err := c.ShouldBind(form); err != nil {
-		api.OAuthErrorHandler(c, gtserror.NewErrorBadRequest(oauth.InvalidRequest(), err.Error()))
-		return
-	}
-
-	c.Request.Form = url.Values{}
-
-	var grantType string
-	if form.GrantType != nil {
-		grantType = *form.GrantType
-		c.Request.Form.Set("grant_type", grantType)
-	} else {
-		help = append(help, "grant_type was not set in the token request form, but must be set to authorization_code or client_credentials")
-	}
-
-	if form.ClientID != nil {
-		c.Request.Form.Set("client_id", *form.ClientID)
-	} else {
-		help = append(help, "client_id was not set in the token request form")
-	}
-
-	if form.ClientSecret != nil {
-		c.Request.Form.Set("client_secret", *form.ClientSecret)
-	} else {
-		help = append(help, "client_secret was not set in the token request form")
-	}
-
-	if form.RedirectURI != nil {
-		c.Request.Form.Set("redirect_uri", *form.RedirectURI)
-	} else {
-		help = append(help, "redirect_uri was not set in the token request form")
-	}
-
-	var code string
-	if form.Code != nil {
-		if grantType != "authorization_code" {
-			help = append(help, "a code was provided in the token request form, but grant_type was not set to authorization_code")
-		} else {
-			code = *form.Code
-			c.Request.Form.Set("code", code)
-		}
-	} else if grantType == "authorization_code" {
-		help = append(help, "code was not set in the token request form, but must be set since grant_type is authorization_code")
-	}
-
-	if form.Scope != nil {
-		c.Request.Form.Set("scope", *form.Scope)
-	}
-
-	if len(help) != 0 {
-		api.OAuthErrorHandler(c, gtserror.NewErrorBadRequest(oauth.InvalidRequest(), help...))
-		return
-	}
-
-	token, errWithCode := m.processor.OAuthHandleTokenRequest(c.Request)
-	if errWithCode != nil {
-		api.OAuthErrorHandler(c, errWithCode)
-		return
-	}
-
-	c.Header("Cache-Control", "no-store")
-	c.Header("Pragma", "no-cache")
-	c.JSON(http.StatusOK, token)
-}