wood/webp_server_go
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generate new webp image if original file is modified since last time

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Signed-off-by: Cocoa <0xbbc@0xbbc.com>
This commit is contained in:
Cocoa 2020-02-25 20:50:29 +08:00
parent 8bdffcc246
commit 61b46a1d8e
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GPG Key ID: 9821F9625A97231D
1 changed files with 27 additions and 5 deletions
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32
webp-server.go
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@ -12,6 +12,7 @@ import (
"log"
"os"
"path"
"path/filepath"
"strconv"
"strings"
@ -99,8 +100,15 @@ func main() {
// /path/to
DirPath := path.Dir(ImgPath)
// /path/to/tsuki.jpg.webp
WebpImgPath := DirPath + "/" + ImgName + ".webp"
// 1582558990
STAT, err := os.Stat(ImgAbsolutePath)
if err != nil {
fmt.Println(err.Error())
}
ModifiedTime := STAT.ModTime().Unix()
// /path/to/tsuki.jpg.1582558990.webp
WebpImgPath := fmt.Sprintf("%s/%s.%d.webp", DirPath, ImgName, ModifiedTime)
// /home/webp_server
CurrentPath, err := os.Getwd()
@ -108,11 +116,11 @@ func main() {
fmt.Println(err.Error())
}
// /home/webp_server/exhaust/path/to/tsuki.webp
WebpAbsolutePath := CurrentPath + "/exhaust" + WebpImgPath
// /home/webp_server/exhaust/path/to/tsuki.jpg.1582558990.webp
WebpAbsolutePath := path.Clean(CurrentPath + "/exhaust" + WebpImgPath)
// /home/webp_server/exhaust/path/to
DirAbsolutePath := CurrentPath + "/exhaust" + DirPath
DirAbsolutePath := path.Clean(CurrentPath + "/exhaust" + DirPath)
// Check file extension
_, found := Find(AllowedTypes, ImgExt)
@ -154,6 +162,20 @@ func main() {
fmt.Println(err)
}
c.SendFile(WebpAbsolutePath)
// /home/webp_server/exhaust/path/to/tsuki.jpg.1582558100.webp <- older ones will be removed
// /home/webp_server/exhaust/path/to/tsuki.jpg.1582558990.webp <- keep the latest one
WebpCachedImgPath := path.Clean(fmt.Sprintf("%s/exhaust%s/%s-*.webp", CurrentPath, DirPath, ImgName))
matches, err := filepath.Glob(WebpCachedImgPath)
if err != nil {
fmt.Println(err.Error())
} else {
for _, path := range matches {
if strings.Compare(WebpAbsolutePath, path) != 0 {
os.Remove(path)
}
}
}
}
})