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/*
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 (
"strings"
"github.com/gin-gonic/gin"
)
// CacheControl returns a new gin middleware which allows callers to control cache settings on response headers.
//
// For directives, see https://developer.mozilla.org/en-US/docs/Web/HTTP/Headers/Cache-Control
func CacheControl(directives ...string) gin.HandlerFunc {
ccHeader := strings.Join(directives, ", ")
return func(c *gin.Context) {
c.Header("Cache-Control", ccHeader)
}
}
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