Files
upscayl-server/utils/upload.go
2026-06-01 21:26:01 +08:00

63 lines
1.4 KiB
Go

package utils
import (
"crypto/sha256"
"encoding/hex"
"fmt"
"io"
"log"
"net/http"
"os"
"path/filepath"
"github.com/google/uuid"
"trle5.xyz/upscayl-server/configs"
)
func SaveUpload(r *http.Request) (string, string, error) {
taskID := uuid.NewString()
err := os.MkdirAll(configs.InputDir, os.ModePerm)
if err != nil {
return "", "", fmt.Errorf("failed to create directory: %w", err)
}
dst, err := os.Create(filepath.Join(configs.InputDir, taskID + ".temp"))
if err != nil {
return "", "", fmt.Errorf("failed to create file: %w", err)
}
defer dst.Close()
hash := sha256.New()
mw := io.MultiWriter(dst, hash)
link := r.FormValue("link")
file, _, err := r.FormFile("file")
if link != "" {
log.Printf("Get [%s] task file from link [%s]", taskID, link)
// Download the file from the link
resp, err := http.Get(link)
if err != nil {
return "", "", fmt.Errorf("failed to download file: %w", err)
}
defer resp.Body.Close()
_, err = io.Copy(mw, resp.Body)
if err != nil {
return "", "", fmt.Errorf("failed to copy file: %w", err)
}
} else if err == nil {
log.Printf("Get [%s] task file from form file", taskID)
defer file.Close()
_, err = io.Copy(mw, file)
if err != nil {
return "", "", fmt.Errorf("failed to copy file: %w", err)
}
} else {
return "", "", fmt.Errorf("failed to get link or file: %w", err)
}
return taskID, hex.EncodeToString(hash.Sum(nil)), nil
}