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43 lines
1.1 KiB
Go
43 lines
1.1 KiB
Go
4 years ago
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/*
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Copyright 2017 The KUAR Authors
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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package apiutils
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import (
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"encoding/json"
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"net/http"
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"time"
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)
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func ServeJSON(w http.ResponseWriter, o interface{}) {
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w.Header().Set("Content-Type", "application/json")
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NoCache(w)
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json.NewEncoder(w).Encode(o)
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}
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var epoch = time.Unix(0, 0).Format(time.RFC1123)
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var noCacheHeaders = map[string]string{
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"Expires": epoch,
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"Cache-Control": "no-cache, private, max-age=0",
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"Pragma": "no-cache",
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}
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func NoCache(w http.ResponseWriter) {
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for k, v := range noCacheHeaders {
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w.Header().Set(k, v)
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}
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}
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