file-transfer/delete.go
2025-02-07 00:24:26 +01:00

65 lines
1.4 KiB
Go

package main
import (
"net/http"
"os"
"path/filepath"
"slices"
"strconv"
)
func deleteFile(w http.ResponseWriter, req *http.Request) {
fileId := req.FormValue("id")
if fileId == "" {
http.Error(w, "Id is missing", http.StatusBadRequest)
return
}
localFile := localFiles[fileId]
if localFile == nil {
http.Error(w, "No file found for Id", http.StatusNotFound)
return
}
if localFile.passwordHash != nil {
_, password, ok := req.BasicAuth()
if !ok || password == "" {
http.Error(w, "Unauthorized", http.StatusUnauthorized)
return
}
if !ok || password == "" {
password = req.FormValue("password")
showPopup, err := strconv.ParseBool(req.FormValue("show-popup"))
if err != nil {
showPopup = true
}
if password == "" {
if showPopup {
w.Header().Set("WWW-Authenticate", `Basic realm="Restricted area", charset="UTF-8"`)
}
http.Error(w, "Unauthorized", http.StatusUnauthorized)
return
}
}
_, hash, err := hashPasswordWihSalt(password, localFile.passwordSalt)
if err != nil {
http.Error(w, err.Error(), http.StatusInternalServerError)
return
}
if !slices.Equal(hash, localFile.passwordHash) {
http.Error(w, "Unauthorized", http.StatusUnauthorized)
return
}
}
if err := os.RemoveAll(filepath.Dir(localFile.path)); err != nil {
http.Error(w, err.Error(), http.StatusInternalServerError)
return
}
delete(localFiles, fileId)
}