58 lines
1.2 KiB
Go
58 lines
1.2 KiB
Go
|
package main
|
||
|
|
|
||
|
|
import (
|
||
|
|
"fmt"
|
||
|
|
"io"
|
||
|
|
"log"
|
||
|
|
"net/http"
|
||
|
|
"os"
|
||
|
|
"time"
|
||
|
|
)
|
||
|
|
|
||
|
|
const (
|
||
|
|
url = "localhost"
|
||
|
|
port = ":8080"
|
||
|
|
imageDir = "./images"
|
||
|
|
)
|
||
|
|
|
||
|
|
func main() {
|
||
|
|
http.HandleFunc("/upload", uploadHandler)
|
||
|
|
http.Handle("/", http.StripPrefix("/", http.FileServer(http.Dir(imageDir))))
|
||
|
|
log.Printf("Server running on port %s\n", port)
|
||
|
|
log.Fatal(http.ListenAndServe(port, nil))
|
||
|
|
}
|
||
|
|
|
||
|
|
func uploadHandler(w http.ResponseWriter, r *http.Request) {
|
||
|
|
if r.Method != http.MethodPost {
|
||
|
|
return
|
||
|
|
}
|
||
|
|
|
||
|
|
file, _, err := r.FormFile("image")
|
||
|
|
if err != nil {
|
||
|
|
http.Error(w, "Error retrieving the file", http.StatusBadRequest)
|
||
|
|
return
|
||
|
|
}
|
||
|
|
defer file.Close()
|
||
|
|
|
||
|
|
if _, err := os.Stat(imageDir); err != nil {
|
||
|
|
if err := os.Mkdir(imageDir, 0750); err != nil {
|
||
|
|
log.Fatalf("Couldn't create dir %s\n", imageDir)
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
time := time.Now().Unix() * 3
|
||
|
|
filename := fmt.Sprintf("%s/%d", imageDir, time)
|
||
|
|
|
||
|
|
dst, err := os.Create(filename)
|
||
|
|
if err != nil {
|
||
|
|
log.Fatalf("Couldn't create file %s\n", filename)
|
||
|
|
}
|
||
|
|
defer dst.Close()
|
||
|
|
|
||
|
|
if _, err := io.Copy(dst, file); err != nil {
|
||
|
|
http.Error(w, "Error copying the file", http.StatusInternalServerError)
|
||
|
|
}
|
||
|
|
|
||
|
|
fmt.Fprintf(w, "http://%s%s/%d\n", url, port, time)
|
||
|
|
}
|