minio/pkg/mimedb/resolve-db.go

// Copyright (c) 2015-2021 MinIO, Inc.
//
// This file is part of MinIO Object Storage stack
//
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU Affero General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// This program is distributed in the hope that it will be useful
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
// GNU Affero General Public License for more details.
//
// You should have received a copy of the GNU Affero General Public License
// along with this program.  If not, see <http://www.gnu.org/licenses/>.

package mimedb

import (
	"strings"
)

// TypeByExtension resolves the extension to its respective content-type.
func TypeByExtension(ext string) string {
	// Set default to "application/octet-stream".
	var contentType = "application/octet-stream"
	if ext != "" {
		if content, ok := DB[strings.ToLower(strings.TrimPrefix(ext, "."))]; ok {
			contentType = content.ContentType
		}
	}
	return contentType
}