libgo/go/mime/type_unix.go

   1 // Copyright 2010 The Go Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style
   3 // license that can be found in the LICENSE file.
   4
   5 // +build darwin freebsd linux netbsd openbsd plan9
   6
   7 package mime
   8
   9 import (
  10         "bufio"
  11         "os"
  12         "strings"
  13 )
  14
  15 var typeFiles = []string{
  16         "/etc/mime.types",
  17         "/etc/apache2/mime.types",
  18         "/etc/apache/mime.types",
  19 }
  20
  21 func loadMimeFile(filename string) {
  22         f, err := os.Open(filename)
  23         if err != nil {
  24                 return
  25         }
  26
  27         reader := bufio.NewReader(f)
  28         for {
  29                 line, err := reader.ReadString('\n')
  30                 if err != nil {
  31                         f.Close()
  32                         return
  33                 }
  34                 fields := strings.Fields(line)
  35                 if len(fields) <= 1 || fields[0][0] == '#' {
  36                         continue
  37                 }
  38                 mimeType := fields[0]
  39                 for _, ext := range fields[1:] {
  40                         if ext[0] == '#' {
  41                                 break
  42                         }
  43                         setExtensionType("."+ext, mimeType)
  44                 }
  45         }
  46 }
  47
  48 func initMime() {
  49         for _, filename := range typeFiles {
  50                 loadMimeFile(filename)
  51         }
  52 }
  53
  54 func initMimeForTests() map[string]string {
  55         typeFiles = []string{"testdata/test.types"}
  56         return map[string]string{
  57                 ".t1":  "application/test",
  58                 ".t2":  "text/test; charset=utf-8",
  59                 ".png": "image/png",
  60         }
  61 }