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mirror of https://github.com/DNSCrypt/dnscrypt-proxy.git synced 2024-12-11 22:35:40 +01:00
dnscrypt-proxy/vendor/github.com/pquerna/cachecontrol/api.go
2018-02-04 13:48:40 +01:00

49 lines
1.6 KiB
Go

/**
* Copyright 2015 Paul Querna
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
*/
package cachecontrol
import (
"github.com/pquerna/cachecontrol/cacheobject"
"net/http"
"time"
)
type Options struct {
// Set to True for a prviate cache, which is not shared amoung users (eg, in a browser)
// Set to False for a "shared" cache, which is more common in a server context.
PrivateCache bool
}
// Given an HTTP Request, the future Status Code, and an ResponseWriter,
// determine the possible reasons a response SHOULD NOT be cached.
func CachableResponseWriter(req *http.Request,
statusCode int,
resp http.ResponseWriter,
opts Options) ([]cacheobject.Reason, time.Time, error) {
return cacheobject.UsingRequestResponse(req, statusCode, resp.Header(), opts.PrivateCache)
}
// Given an HTTP Request and Response, determine the possible reasons a response SHOULD NOT
// be cached.
func CachableResponse(req *http.Request,
resp *http.Response,
opts Options) ([]cacheobject.Reason, time.Time, error) {
return cacheobject.UsingRequestResponse(req, resp.StatusCode, resp.Header, opts.PrivateCache)
}