AdGuardHome/scripts/translations/upload.go
2023-07-26 13:18:44 +03:00

120 lines
2.6 KiB
Go

package main
import (
"bytes"
"fmt"
"io"
"mime/multipart"
"net/http"
"net/textproto"
"os"
"path/filepath"
"github.com/AdguardTeam/AdGuardHome/internal/aghhttp"
"github.com/AdguardTeam/golibs/errors"
"github.com/AdguardTeam/golibs/httphdr"
"github.com/AdguardTeam/golibs/mapsutil"
)
// upload base translation.
func (c *twoskyClient) upload() (err error) {
defer func() { err = errors.Annotate(err, "upload: %w") }()
uploadURI := c.uri.JoinPath("upload")
basePath := filepath.Join(localesDir, defaultBaseFile)
formData := map[string]string{
"format": "json",
"language": string(c.baseLang),
"filename": defaultBaseFile,
"project": c.projectID,
}
buf, cType, err := prepareMultipartMsg(formData, basePath)
if err != nil {
return fmt.Errorf("preparing multipart msg: %w", err)
}
err = send(uploadURI.String(), cType, buf)
if err != nil {
return fmt.Errorf("sending multipart msg: %w", err)
}
return nil
}
// prepareMultipartMsg prepares translation data for upload.
func prepareMultipartMsg(
formData map[string]string,
basePath string,
) (buf *bytes.Buffer, cType string, err error) {
buf = &bytes.Buffer{}
w := multipart.NewWriter(buf)
var fw io.Writer
err = mapsutil.OrderedRangeError(formData, w.WriteField)
if err != nil {
return nil, "", fmt.Errorf("writing field: %w", err)
}
file, err := os.Open(basePath)
if err != nil {
return nil, "", fmt.Errorf("opening file: %w", err)
}
defer func() {
err = errors.WithDeferred(err, file.Close())
}()
h := make(textproto.MIMEHeader)
h.Set(httphdr.ContentType, aghhttp.HdrValApplicationJSON)
d := fmt.Sprintf("form-data; name=%q; filename=%q", "file", defaultBaseFile)
h.Set(httphdr.ContentDisposition, d)
fw, err = w.CreatePart(h)
if err != nil {
return nil, "", fmt.Errorf("creating part: %w", err)
}
_, err = io.Copy(fw, file)
if err != nil {
return nil, "", fmt.Errorf("copying: %w", err)
}
err = w.Close()
if err != nil {
return nil, "", fmt.Errorf("closing writer: %w", err)
}
return buf, w.FormDataContentType(), nil
}
// send POST request to uriStr.
func send(uriStr, cType string, buf *bytes.Buffer) (err error) {
client := http.Client{
Timeout: uploadTimeout,
}
req, err := http.NewRequest(http.MethodPost, uriStr, buf)
if err != nil {
return fmt.Errorf("bad request: %w", err)
}
req.Header.Set(httphdr.ContentType, cType)
resp, err := client.Do(req)
if err != nil {
return fmt.Errorf("client post form: %w", err)
}
defer func() {
err = errors.WithDeferred(err, resp.Body.Close())
}()
if resp.StatusCode != http.StatusOK {
return fmt.Errorf("status code is not ok: %q", http.StatusText(resp.StatusCode))
}
return nil
}