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45 lines
1.4 KiB
Go
45 lines
1.4 KiB
Go
/*
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Copyright 2015 The Go4 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 ctxutil contains golang.org/x/net/context related utilities.
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package ctxutil // import "go4.org/ctxutil"
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import (
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"net/http"
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"golang.org/x/net/context"
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"golang.org/x/oauth2"
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)
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// HTTPClient is the context key to use with golang.org/x/net/context's WithValue function
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// to associate an *http.Client value with a context.
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//
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// We use the same value as the oauth2 package (which first introduced this key) rather
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// than creating a new one and forcing users to possibly set two.
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var HTTPClient = oauth2.HTTPClient
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// Client returns the HTTP client to use for the provided context.
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// If ctx is non-nil and has an associated HTTP client, that client is returned.
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// Otherwise, http.DefaultClient is returned.
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func Client(ctx context.Context) *http.Client {
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if ctx != nil {
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if hc, ok := ctx.Value(HTTPClient).(*http.Client); ok {
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return hc
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}
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}
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return http.DefaultClient
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}
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