koobas.hobune.stream
Guideline 4.2.3-Design-Minimum Functionality
Our app needs to download external resource files to expand the game, and also provide the size of the download file and check download box. Assetbundle using ftp to download and no compression.
public static double GetGameSize(string _FileName)
{
//取得大小
string mURI = mHTTP + _FileName;
//Debug.LogError(mURI);
FtpWebRequest ftpRequest = (FtpWebRequest)WebRequest.Create(new Uri(mURI));
ftpRequest.Credentials = new NetworkCredential(mUserName, mPassword);
ftpRequest.Method = WebRequestMethods.Ftp.GetFileSize;
ftpRequest.UseBinary = true;
ftpRequest.KeepAlive = false;
return ftpRequest.GetResponse().ContentLength * 1.0 / (1024 * 1024);
}
public static IEnumerator DownloadGame(Text _text, string _fileName,string _FileExName)
{
string mURI = mHTTP + _fileName + _FileExName;
FtpWebRequest ftpRequest;
double DownLoadSize = 0;
double TotalSize = 0;
// Debug.Log(mURI);
TotalSize= GetGameSize(_fileName+ _FileExName);
//取得資源
ftpRequest = (FtpWebRequest)WebRequest.Create(new Uri(mURI));
ftpRequest.Credentials = new NetworkCredential(mUserName, mPassword);
ftpRequest.Method = WebRequestMethods.Ftp.DownloadFile;
ftpRequest.UseBinary = true;
ftpRequest.KeepAlive = false;
ftpRequest.Timeout = 5000;
mStream = ftpRequest.GetResponse().GetResponseStream();
mFileStream = new FileStream(Application.persistentDataPath + "/" + _fileName + _FileExName, FileMode.Create);
int Length = 1024 * 8;
Byte[] buffer = new Byte[Length];
int bytesRead = mStream.Read(buffer, 0, Length);
while (bytesRead > 0)
{
mFileStream.Write(buffer, 0, bytesRead);
bytesRead = mStream.Read(buffer, 0, Length);
DownLoadSize = mFileStream.Length * 1.0 / (1024 * 1024);
int Number = (int)((DownLoadSize / TotalSize) * 100);
_text.text = Number.ToString() + "%";
yield return null;
}
CloseDownloadStream();
Debug.Log("[Download] "+ _fileName+ _FileExName + "下載完成");
}
