Serge Bazanski | cc25bdf | 2018-10-25 14:02:58 +0200 | [diff] [blame] | 1 | // Copyright 2015 go-swagger maintainers |
| 2 | // |
| 3 | // Licensed under the Apache License, Version 2.0 (the "License"); |
| 4 | // you may not use this file except in compliance with the License. |
| 5 | // You may obtain a copy of the License at |
| 6 | // |
| 7 | // http://www.apache.org/licenses/LICENSE-2.0 |
| 8 | // |
| 9 | // Unless required by applicable law or agreed to in writing, software |
| 10 | // distributed under the License is distributed on an "AS IS" BASIS, |
| 11 | // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 12 | // See the License for the specific language governing permissions and |
| 13 | // limitations under the License. |
| 14 | |
| 15 | package runtime |
| 16 | |
| 17 | import ( |
| 18 | "mime" |
| 19 | "net/http" |
| 20 | |
| 21 | "github.com/go-openapi/errors" |
| 22 | ) |
| 23 | |
| 24 | // ContentType parses a content type header |
| 25 | func ContentType(headers http.Header) (string, string, error) { |
| 26 | ct := headers.Get(HeaderContentType) |
| 27 | orig := ct |
| 28 | if ct == "" { |
| 29 | ct = DefaultMime |
| 30 | } |
| 31 | if ct == "" { |
| 32 | return "", "", nil |
| 33 | } |
| 34 | |
| 35 | mt, opts, err := mime.ParseMediaType(ct) |
| 36 | if err != nil { |
| 37 | return "", "", errors.NewParseError(HeaderContentType, "header", orig, err) |
| 38 | } |
| 39 | |
| 40 | if cs, ok := opts[charsetKey]; ok { |
| 41 | return mt, cs, nil |
| 42 | } |
| 43 | |
| 44 | return mt, "", nil |
| 45 | } |