public bool SendMsg(string toUserName, Image img, ImageFormat format = null, string imageName = null)
{
if (img == null)
{
return(false);
}
string fileName = imageName != null ? imageName : "img_" + upLoadMediaCount;
var imgFormat = format != null ? format : ImageFormat.Png;
fileName += "." + imgFormat.ToString().ToLower();
MemoryStream ms = new MemoryStream();
img.Save(ms, imgFormat);
ms.Seek(0, SeekOrigin.Begin);
byte[] data = new byte[ms.Length];
int readCount = ms.Read(data, 0, data.Length);
if (readCount != data.Length)
{
return(false);
}
string mimetype = "image/" + imgFormat.ToString().ToLower();
var response = mAPIService.Uploadmedia(Self.ID, toUserName, "WU_FILE_" + upLoadMediaCount, mimetype, 2, 4, data, fileName, mPass_ticket, mBaseReq);
if (response != null && response.BaseResponse != null && response.BaseResponse.ret == 0)
{
upLoadMediaCount++;
string mediaId = response.MediaId;
ImgMsg msg = new ImgMsg();
msg.FromUserName = Self.ID;
msg.ToUserName = toUserName;
msg.MediaId = mediaId;
msg.ClientMsgId = DateTime.Now.Millisecond;
msg.LocalID = DateTime.Now.Millisecond;
msg.Type = 3;
var sendImgRep = mAPIService.SendMsgImg(msg, mPass_ticket, mBaseReq);
if (sendImgRep != null && sendImgRep.BaseResponse != null && sendImgRep.BaseResponse.ret == 0)
{
return(true);
}
return(false);
}
else
{
return(false);
}
}
public SendMsgImgResponse SendMsgImg(ImgMsg msg, string pass_ticket, BaseRequest baseReq)
{
string url = this.root_uri + "/cgi-bin/mmwebwx-bin/webwxsendmsgimg?fun=async&f=json&pass_ticket={0}";
url = string.Format(url, pass_ticket);
SendMsgImgRequest req = new SendMsgImgRequest();
req.BaseRequest = baseReq;
req.Msg = msg;
req.Scene = 0;
string requestJson = JsonConvert.SerializeObject(req);
string repJsonStr = PostString(url, requestJson);
if (repJsonStr == null)
{
return(null);
}
var rep = JsonConvert.DeserializeObject <SendMsgImgResponse>(repJsonStr);
return(rep);
}
/// <summary>
/// 异步发送图片消息
/// </summary>
/// <param name="FromUserName"></param>
/// <param name="ToUserName"></param>
/// <param name="Content"></param>
/// <returns></returns>
public async Task <SendMsgImgResponse> SendImgAsync(string ToUserName, string fileName)
{
string FromUserName = Self.ID;
SendMsgImgResponse val = await Task.Run(() =>
{
FileInfo file = new FileInfo(fileName);
//上传资源
UploadmediaResponse upload = client.Uploadmedia(FromUserName, ToUserName, "WU_FILE_0", "image/png", 2, 4, file, mPass_ticket, mBaseReq);
if (upload != null)
{
ImgMsg msg = new ImgMsg();
msg.FromUserName = FromUserName;
msg.ToUserName = ToUserName;
msg.MediaId = upload.MediaId;
SendMsgImgResponse rep = client.SendMsgImg(msg, mPass_ticket, mBaseReq);
return(rep);
}
return(null);
});
return(val);
}
public void ProcessRequest(HttpContext context)
{
string PUBLICIF = "";
string postData = "";
if (context.Request["PUBLICIF"] != null)
{
PUBLICIF = context.Request["PUBLICIF"].ToString();
}
if (context.Request["postData"] != null)
{
postData = context.Request["postData"].ToString();
}
PUBLICIF = context.Request["PUBLICIF"].ToString();
context.Response.ContentType = "text/plain";
context.Response.ContentType = "text/html; charset=utf-8";
//返回提示
ErrMsg NoteObject = new ErrMsg();
//取出file上传文件
HttpPostedFile file = context.Request.Files[0];
string fileType = context.Request.QueryString["type"];
//取本地路径，先将文件上传到服务器（程序服务器）
string mapPath = context.Server.MapPath("~");
string path = mapPath + "\\WeiXin\\";
if (file != null && file.ContentLength > 0)
{
int imagesKindInx = file.FileName.LastIndexOf(".");
string fileNewName = ConvertDateTimeInt(DateTime.Now) + file.FileName.Substring(imagesKindInx, file.FileName.Length - imagesKindInx);
string savePath = path + fileNewName;
//本地目录不存在创建
if (!Directory.Exists(path))
{
Directory.CreateDirectory(path);
}
//本地命名重复存在删除
if (File.Exists(savePath))
{
File.Delete(savePath);
}
//保存文件在本地
file.SaveAs(savePath);
//将文件转化为字节
FileStream fs = new FileStream(savePath, System.IO.FileMode.Open, System.IO.FileAccess.Read);
byte[] fileBytes = new byte[fs.Length];
fs.Read(fileBytes, 0, fileBytes.Length);
fs.Close();
fs.Dispose();
//获取token
WX.WX_Token wxproc = new WX.WX_Token();
string token = wxproc.getToken(PUBLICIF);
Token1 oToken = new Token1();
oToken = JsonConvert.DeserializeObject <Token1>(token);
WebClient wc = new WebClient();
wc.Encoding = ASCIIEncoding.UTF8;
var MediaUrl = "";
string tp_media = "";
if (fileType == "newsimg") //图文图片接口 只返回图片地址
{
MediaUrl = "https://api.weixin.qq.com/cgi-bin/media/uploadimg?access_token=";
byte[] result = wc.UploadFile(new Uri(String.Format(MediaUrl + "{0}", oToken.result)), savePath);
tp_media = Encoding.Default.GetString(result);
}
else //image voice video thumb
{
MediaUrl = "https://api.weixin.qq.com/cgi-bin/material/add_material?access_token=";
string newUri = Convert.ToString(new Uri(String.Format(MediaUrl + "{0}&type={1}", oToken.result, fileType)));
//设置表单数据格式
HttpRequestClient httpRequestClient = new HttpRequestClient();
if (fileType == "video") //上传视频需要传title、description
{
VideoInfo ObjVideo = JsonConvert.DeserializeObject <VideoInfo>(postData);
httpRequestClient.SetFieldValue("title", ObjVideo.title); //发送数据
httpRequestClient.SetFieldValue("introduction", ObjVideo.introduction); //发送数据
}
httpRequestClient.SetFieldValue("media", savePath, "application/octet-stream", fileBytes); //发送文件数据
string responseText = string.Empty;
httpRequestClient.Upload(newUri, out responseText); //请求 responseText是返回结果
tp_media = responseText;
}
WX_Mediaid tp_mediaid = new WX_Mediaid();
tp_mediaid = JsonConvert.DeserializeObject <WX_Mediaid>(tp_media);
if (tp_mediaid.errcode != 0)
{
NoteObject.errCode = 2;
NoteObject.errMessage = "上传微信服务器：" + tp_mediaid.errmsg;
context.Response.Write(JsonConvert.SerializeObject(NoteObject));
}
else
{
if (fileType == "newsimg")
{
ImgMsg imgObject = new ImgMsg();
imgObject.error = 0;
imgObject.url = tp_mediaid.url;
context.Response.Write(JsonConvert.SerializeObject(imgObject));
// NoteObject.result = tp_mediaid.url;
//context.Response.Write(NoteObject.result);
}
else
{
NoteObject.result = tp_mediaid.media_id;
context.Response.Write(JsonConvert.SerializeObject(NoteObject));
}
}
//context.Response.Write(JsonConvert.SerializeObject(NoteObject));
}
}
