public static bool Download(string resourceUri, out string downloadPath)
{
downloadPath = string.Empty;
if (string.IsNullOrWhiteSpace(resourceUri))
{
return(false);
}
try
{
//"http://ydschool-online.nos.netease.com/account_v0205.mp3"
WebRequest request = WebRequest.Create(resourceUri);
WebResponse response = request.GetResponse();
using (Stream reader = response.GetResponseStream())
{
var userDownloadFolder = CustomPathUtil.GetUserDownloadFolder();
downloadPath = Path.Combine(userDownloadFolder, $"{Guid.NewGuid()}{Path.GetExtension(resourceUri)}"); //图片路径命名
using (FileStream writer = new FileStream(downloadPath, FileMode.OpenOrCreate, FileAccess.Write))
{
byte[] buff = new byte[512];
int c = 0; //实际读取的字节数
while ((c = reader.Read(buff, 0, buff.Length)) > 0)
{
writer.Write(buff, 0, c);
}
response.Close();
}
}
}
catch (Exception ex)
{
return(false);
}
//下载成功
return(true);
}
private void DeleteRunnableCache()
{
Task.Run(() =>
{
var userDownloadFolder = CustomPathUtil.GetUserDownloadFolder();
var fileInfos = new DirectoryInfo(userDownloadFolder).GetFiles();
foreach (var fileInfo in fileInfos)
{
File.Delete(fileInfo.FullName);
}
});
}