/
image.go
83 lines (68 loc) · 1.66 KB
/
image.go
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
package upload
import (
"fmt"
"log"
"mime/multipart"
"os"
"path"
"strings"
"luff/pkg/file"
"luff/pkg/logging"
"luff/pkg/setting"
"luff/pkg/util"
)
// GetImageFullUrl get the full access path
func GetImageFullUrl(name string) string {
return setting.AppSetting.PrefixUrl + "/" + GetImagePath() + name
}
// GetImageName get image name
func GetImageName(name string) string {
ext := path.Ext(name)
fileName := strings.TrimSuffix(name, ext)
fileName = util.EncodeMD5(fileName)
return fileName + ext
}
// GetImagePath get save path
func GetImagePath() string {
return setting.AppSetting.ImageSavePath
}
// GetImageFullPath get full save path
func GetImageFullPath() string {
return setting.AppSetting.RuntimeRootPath + GetImagePath()
}
// CheckImageExt check image file ext
func CheckImageExt(fileName string) bool {
ext := file.GetExt(fileName)
for _, allowExt := range setting.AppSetting.ImageAllowExts {
if strings.ToUpper(allowExt) == strings.ToUpper(ext) {
return true
}
}
return false
}
// CheckImageSize check image size
func CheckImageSize(f multipart.File) bool {
size, err := file.GetSize(f)
if err != nil {
log.Println(err)
logging.Warn(err)
return false
}
return size <= setting.AppSetting.ImageMaxSize
}
// CheckImage check if the file exists
func CheckImage(src string) error {
dir, err := os.Getwd()
if err != nil {
return fmt.Errorf("os.Getwd err: %v", err)
}
err = file.IsNotExistMkDir(dir + "/" + src)
if err != nil {
return fmt.Errorf("file.IsNotExistMkDir err: %v", err)
}
perm := file.CheckPermission(src)
if perm == true {
return fmt.Errorf("file.CheckPermission Permission denied src: %s", src)
}
return nil
}