gitea/vendor/github.com/go-openapi/runtime/headers.go

46 lines
1.1 KiB
Go

// Copyright 2015 go-swagger maintainers
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package runtime
import (
"mime"
"net/http"
"github.com/go-openapi/errors"
)
// ContentType parses a content type header
func ContentType(headers http.Header) (string, string, error) {
ct := headers.Get(HeaderContentType)
orig := ct
if ct == "" {
ct = DefaultMime
}
if ct == "" {
return "", "", nil
}
mt, opts, err := mime.ParseMediaType(ct)
if err != nil {
return "", "", errors.NewParseError(HeaderContentType, "header", orig, err)
}
if cs, ok := opts[charsetKey]; ok {
return mt, cs, nil
}
return mt, "", nil
}