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53 lines
1.1 KiB
Go
53 lines
1.1 KiB
Go
// Copyright 2017 Frédéric Guillot. All rights reserved.
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// Use of this source code is governed by the Apache 2.0
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// license that can be found in the LICENSE file.
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package http
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import (
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"io"
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"strings"
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"golang.org/x/net/html/charset"
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)
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// Response wraps a server response.
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type Response struct {
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Body io.Reader
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StatusCode int
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EffectiveURL string
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LastModified string
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ETag string
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ContentType string
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}
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// HasServerFailure returns true if the status code represents a failure.
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func (r *Response) HasServerFailure() bool {
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return r.StatusCode >= 400
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}
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// IsModified returns true if the resource has been modified.
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func (r *Response) IsModified(etag, lastModified string) bool {
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if r.StatusCode == 304 {
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return false
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}
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if r.ETag != "" && r.ETag == etag {
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return false
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}
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if r.LastModified != "" && r.LastModified == lastModified {
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return false
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}
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return true
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}
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// NormalizeBodyEncoding make sure the body is encoded in UTF-8.
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func (r *Response) NormalizeBodyEncoding() (io.Reader, error) {
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if strings.Contains(r.ContentType, "charset=") {
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return charset.NewReader(r.Body, r.ContentType)
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}
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return r.Body, nil
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}
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