33 lines
666 B
Go
33 lines
666 B
Go
// License: GPLv3 Copyright: 2022, Kovid Goyal, <kovid at kovidgoyal.net>
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package utils
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import (
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"fmt"
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"mime"
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"path/filepath"
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"strings"
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)
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var _ = fmt.Print
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func GuessMimeType(filename string) string {
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ext := filepath.Ext(filename)
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mime_with_parameters := mime.TypeByExtension(ext)
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if mime_with_parameters == "" {
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only_once.Do(set_builtins)
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mime_with_parameters = builtin_types_map[ext]
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if mime_with_parameters == "" {
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mime_with_parameters = builtin_types_map[strings.ToLower(ext)]
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if mime_with_parameters == "" {
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return ""
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}
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}
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}
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ans, _, err := mime.ParseMediaType(mime_with_parameters)
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if err != nil {
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return ""
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}
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return ans
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}
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