github.com/ccccaoqing/test@v0.0.0-20220510085219-3985d23445c0/src/mime/type_plan9.go (about)

     1  // Copyright 2013 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  package mime
     6  
     7  import (
     8  	"bufio"
     9  	"os"
    10  	"strings"
    11  )
    12  
    13  var typeFiles = []string{
    14  	"/sys/lib/mimetypes",
    15  }
    16  
    17  func loadMimeFile(filename string) {
    18  	f, err := os.Open(filename)
    19  	if err != nil {
    20  		return
    21  	}
    22  	defer f.Close()
    23  
    24  	scanner := bufio.NewScanner(f)
    25  	for scanner.Scan() {
    26  		fields := strings.Fields(scanner.Text())
    27  		if len(fields) <= 2 || fields[0][0] != '.' {
    28  			continue
    29  		}
    30  		if fields[1] == "-" || fields[2] == "-" {
    31  			continue
    32  		}
    33  		setExtensionType(fields[0], fields[1]+"/"+fields[2])
    34  	}
    35  	if err := scanner.Err(); err != nil {
    36  		panic(err)
    37  	}
    38  }
    39  
    40  func initMime() {
    41  	for _, filename := range typeFiles {
    42  		loadMimeFile(filename)
    43  	}
    44  }
    45  
    46  func initMimeForTests() map[string]string {
    47  	typeFiles = []string{"testdata/test.types.plan9"}
    48  	return map[string]string{
    49  		".t1":  "application/test",
    50  		".t2":  "text/test; charset=utf-8",
    51  		".pNg": "image/png",
    52  	}
    53  }