mirror of
https://github.com/superseriousbusiness/gotosocial.git
synced 2025-11-03 23:12:26 -06:00
39 lines
1.3 KiB
Go
39 lines
1.3 KiB
Go
/*
|
|
GoToSocial
|
|
Copyright (C) 2021-2023 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()})
|
|
}
|
|
}
|
|
}
|