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49 lines
1.4 KiB
49 lines
1.4 KiB
// Copyright 2015 go-swagger maintainers |
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// |
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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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// |
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// http://www.apache.org/licenses/LICENSE-2.0 |
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// |
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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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package swag |
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import ( |
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"fmt" |
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"io/ioutil" |
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"net/http" |
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"strings" |
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) |
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// LoadFromFileOrHTTP loads the bytes from a file or a remote http server based on the path passed in |
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func LoadFromFileOrHTTP(path string) ([]byte, error) { |
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return LoadStrategy(path, ioutil.ReadFile, loadHTTPBytes)(path) |
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} |
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// LoadStrategy returns a loader function for a given path or uri |
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func LoadStrategy(path string, local, remote func(string) ([]byte, error)) func(string) ([]byte, error) { |
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if strings.HasPrefix(path, "http") { |
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return remote |
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} |
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return local |
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} |
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func loadHTTPBytes(path string) ([]byte, error) { |
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resp, err := http.Get(path) |
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if err != nil { |
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return nil, err |
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} |
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defer resp.Body.Close() |
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if resp.StatusCode != http.StatusOK { |
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return nil, fmt.Errorf("could not access document at %q [%s] ", path, resp.Status) |
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} |
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return ioutil.ReadAll(resp.Body) |
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}
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