gotosocial/internal/middleware/useragent.go
tobi 941893a774
[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
2023-01-02 12:10:50 +00:00

40 lines
1.3 KiB
Go

/*
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 middleware
import (
"errors"
"net/http"
"github.com/gin-gonic/gin"
)
// UserAgent returns a gin middleware which aborts requests with
// empty user agent strings, returning code 418 - I'm a teapot.
func UserAgent() gin.HandlerFunc {
// todo: make this configurable
return func(c *gin.Context) {
if ua := c.Request.UserAgent(); ua == "" {
code := http.StatusTeapot
err := errors.New(http.StatusText(code) + ": no user-agent sent with request")
c.AbortWithStatusJSON(code, gin.H{"error": err.Error()})
}
}
}