/// <summary>
/// 上传多媒体文件
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
protected void btnUpload_Click(object sender, EventArgs e)
{
string userName = lbPublicAccount.SelectedValue;
MultiMediaTypeEnum type = (MultiMediaTypeEnum)Enum.Parse(typeof(MultiMediaTypeEnum), lbMultiMediaType.SelectedValue);
string filename = fileUpload.FileName;
byte[] bytes = fileUpload.FileBytes;
ErrorMessage errorMessage;
MultiMediaUploadResult result = MultiMediaHelper.Upload(userName, type, filename, bytes, out errorMessage);
if (errorMessage.IsSuccess && result != null)
{
hlShowMultiMedia.NavigateUrl = MultiMediaHelper.GetDownloadUrl(AccessToken.Get(userName).access_token, result.MediaId);
ltrMessage.Text = "上传多媒体文件成功。";
}
else
{
hlShowMultiMedia.NavigateUrl = string.Format("javascript:alert('上传多媒体文件失败。\r\n{0}');", errorMessage);
ltrMessage.Text = string.Format("上传多媒体文件失败。\r\n{0}", errorMessage);
}
}
/// <summary>
/// 获取下载临时素材（媒体文件，不包括视频）的链接
/// </summary>
/// <param name="token">许可令牌</param>
/// <param name="mediaId">媒体id</param>
/// <returns>返回下载多媒体文件的链接</returns>
public static string GetDownloadUrlOfTemporary(string token, string mediaId)
{
return(MultiMediaHelper.GetDownloadUrl(token, mediaId));
}