neko/internal/api/room/upload.go

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package room
import (
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"os"
"io"
"io/ioutil"
"path"
"strconv"
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"net/http"
"demodesk/neko/internal/utils"
)
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const (
// Maximum upload of 32 MB files.
MAX_UPLOAD_SIZE = 32 << 20
)
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func (h *RoomHandler) uploadDrop(w http.ResponseWriter, r *http.Request) {
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r.ParseMultipartForm(MAX_UPLOAD_SIZE)
X, err := strconv.Atoi(r.FormValue("x"))
if err != nil {
utils.HttpBadRequest(w, err)
return
}
Y, err := strconv.Atoi(r.FormValue("y"))
if err != nil {
utils.HttpBadRequest(w, err)
return
}
req_files := r.MultipartForm.File["files"]
if len(req_files) == 0 {
utils.HttpBadRequest(w, "No file received.")
return
}
dir, err := ioutil.TempDir("", "neko-drop-*")
if err != nil {
utils.HttpInternalServerError(w, err)
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return
}
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files := []string{}
for _, req_file := range req_files {
path := path.Join(dir, req_file.Filename)
srcFile, err := req_file.Open()
if err != nil {
utils.HttpInternalServerError(w, err)
return
}
defer srcFile.Close()
dstFile, err := os.OpenFile(path, os.O_APPEND | os.O_CREATE | os.O_WRONLY, 0644)
if err != nil {
utils.HttpInternalServerError(w, err)
return
}
defer dstFile.Close()
_, err = io.Copy(dstFile, srcFile)
if err != nil {
utils.HttpInternalServerError(w, err)
return
}
files = append(files, path)
}
h.desktop.DropFiles(X, Y, files)
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utils.HttpSuccess(w)
}