public void AddTempMaterialTest()
{
WeChatResult <TempMaterialResult> weChatResult = materialLinkUp.AddTempMaterial(
"G:\\FFOutput\\wxtest.amr");
WeChatResult <string> fileResult;
if (string.IsNullOrWhiteSpace(weChatResult.resultData.media_id))
{
fileResult = materialLinkUp.GetTempMaterial(weChatResult.resultData.thumb_media_id,
"F:\\ps\\FileImg\\file.txt");
}
else
{
fileResult = materialLinkUp.GetTempMaterial(weChatResult.resultData.media_id,
"F:\\ps\\FileImg\\file.txt");
}
try
{
JObject videoResult = JsonConvert.DeserializeObject <JObject>(fileResult.resultData);
string fileName = SimulateRequest.DownloadFile(videoResult["video_url"].ToString(), "F:\\ps\\FileImg\\bigBreast.txt");
Assert.IsNotNull(fileName);
}
catch (Exception ex)
{
Assert.IsNotNull(ex.Message);
}
Assert.IsNotNull(fileResult.resultData);
}
/// <summary>
/// 从微信服务器下载多媒体文件，返回实际存储在本地的文件名，null则下载失败
/// </summary>
/// <param name="filePathName">保存在本地的文件名，（由于文件扩展名未知）文件名以实际返回为准</param>
/// <param name="media_id">媒体文件Id</param>
/// <returns>实际存储在本地的文件名</returns>
public string DownloadMediaFile(string filePathName, string media_id)
{
string url = "http://file.api.weixin.qq.com/cgi-bin/media/get?access_token={0}&media_id={1}";
url = string.Format(url, Connect.GetAccessToken(), media_id);
try
{
string fileName = SimulateRequest.DownloadFile(url, filePathName);
_logObj.InfoFormat("下载多媒体文件DownloadMediaFile()，微信处理成功，文件存储为：" + fileName);
return(fileName);
}
catch (Exception ex)
{
if (ex.Message.StartsWith("{") && ex.Message.EndsWith("}"))
{
var resultObj = JsonConvert.DeserializeObject <JObject>(ex.Message);
if (resultObj["errcode"] != null && resultObj["errcode"].ToString() != "0")
{
_logObj.Error("下载多媒体文件DownloadMediaFile()，微信服务报错");
var errorCode = new WeixinErrorInfo(resultObj["errcode"].ToString());
_logObj.Warn(string.Format("{0}【errmsg：{1}】", errorCode.ToString(), resultObj["errmsg"].ToString()));
}
}
else
{
_logObj.Error("下载多媒体文件DownloadMediaFile()，出错", ex);
}
}
return(null);
}
/// <summary>
/// 获取临时素材
/// </summary>
/// <param name="mediaId">临时素材的媒体文件ID</param>
/// <param name="filePathName">指定个临时包含路径的文件名</param>
/// <returns>实际保存好的包含路径的文件名</returns>
public WeChatResult <string> GetTempMaterial(string mediaId, string filePathName)
{
string accessToken = connect.GetAccessToken();
string url = $"https://api.weixin.qq.com/cgi-bin/media/get?access_token={accessToken}&media_id={mediaId}";
try
{
string fileName = SimulateRequest.DownloadFile(url, filePathName);
WeChatResult <string> weChatResult = new WeChatResult <string>("{\"errcode\":0,\"errmsg\":\"SUCCESS\"}");
weChatResult.resultData = fileName;
return(weChatResult);
}
catch (Exception ex)
{
SystemLogHelper.Error(MethodBase.GetCurrentMethod(), $"获取临时素材GetTempMaterial，报错", ex);
WeChatResult <string> errorResult = new WeChatResult <string>(ex.Message);
return(errorResult);
}
}
