Files
zurg/internal/rar/contents.go
2024-05-27 05:20:40 +02:00

70 lines
1.4 KiB
Go

package rar
import (
"fmt"
"net/http"
"strings"
zurghttp "github.com/debridmediamanager/zurg/pkg/http"
"github.com/debridmediamanager/zurg/pkg/logutil"
"github.com/nwaples/rardecode"
)
type RarReader struct {
client *zurghttp.HTTPClient
log *logutil.Logger
}
func NewRarReader(client *zurghttp.HTTPClient, log *logutil.Logger) *RarReader {
return &RarReader{
client: client,
log: log,
}
}
// GetRARContents extracts the file names from a RAR archive.
func (r *RarReader) GetRARContents(downloadLink string) ([]string, error) {
dlReq, err := http.NewRequest(http.MethodGet, downloadLink, nil)
if err != nil {
return nil, err
}
downloadResp, err := r.client.Do(dlReq)
if err != nil {
return nil, err
}
defer downloadResp.Body.Close()
if downloadResp.StatusCode/100 != 2 {
return nil, fmt.Errorf("received a %s status code", downloadResp.Status)
}
var fileList []string
rarReader, err := rardecode.NewReader(downloadResp.Body, "")
if err != nil {
return nil, err
}
for {
r.log.Debugf("Reading next file from RAR archive")
header, err := rarReader.Next()
if err != nil {
if strings.Contains(err.Error(), "unexpected EOF") {
break
}
return nil, err
}
if header == nil {
break
}
fileList = append(fileList, header.Name)
r.log.Debugf("Found file: %s", header.Name)
r.log.Debugf("File size: %d MB", header.PackedSize/1024/1024)
}
return fileList, nil
}