public static WxJsonResult Temp(Stream stream, string path, int r = 0, int g = 0, int b = 0, int width = 430, bool auto_color = false, int timeOut = Config.TIME_OUT)
{
var accessTokenOrAppId = WXHelper.GetXCXAccessToken(appId, appSecret);
return(ApiHandlerWapper.TryCommonApi(accessToken =>
{
const string urlFormat = "https://api.weixin.qq.com/wxa/getwxacode?access_token={0}";
var url = string.Format(urlFormat, accessToken);
var data = new { path = path, width = width, auto_color = false, is_hyaline = false };
Post.Download(url, SerializerHelper.GetJsonString(data), stream);
return new WxJsonResult()
{
errcode = ReturnCode.请求成功
};
}, accessTokenOrAppId));
}
/// <summary>
/// 获取微信小程序码
/// </summary>
/// <param name="pages"></param>
/// <param name="scenes"></param>
/// <param name="fileName"></param>
/// <returns></returns>
public static string GetWxImage(string pages, string scenes, string fileName)
{
var accessToken = WXHelper.GetXCXAccessToken(appId, appSecret);
if (accessToken == "error")
{
throw new Exception("accessToken出错");
}
string url = "https://api.weixin.qq.com/wxa/getwxacodeunlimit?access_token=" + accessToken;
var parm = new
{
page = pages,
//"pages/index/index",
scene = scenes
//= "id=1"
};
var DataJson = JsonConvert.SerializeObject(parm);
var ret = PostMoths(url, DataJson, fileName);
return(ret);//返回图片地址
}
/// <summary>
/// 检查评论
/// </summary>
/// <param name="content">评论内容</param>
/// <returns></returns>
public static WxJsonResult MsgCheck(string content)
{
var accessTokenOrAppId = WXHelper.GetXCXAccessToken(appId, appSecret);
try
{
return(ApiHandlerWapper.TryCommonApi(accessToken =>
{
var data = new
{
content = content
};
const string urlFormat = "https://api.weixin.qq.com/wxa/msg_sec_check?access_token={0}";
var url = string.Format(urlFormat, accessToken);
return Senparc.Weixin.CommonAPIs.CommonJsonSend.Send(null, url, data);
}, accessTokenOrAppId));
}
catch (Senparc.Weixin.Exceptions.ErrorJsonResultException e)
{
return(e.JsonResult);
}
}
/// <summary>
/// Post请求微信小程序码
/// </summary>
/// <param name="url"></param>
/// <param name="pages"></param>
/// <param name="fileName"></param>
/// <returns></returns>
public static string PostMoths(string url, string pages, string fileName)
{
//在文件名前面加上时间，以防重名
string imgName = fileName + ".jpg";
//文件存储相对于当前应用目录的虚拟目录
var path = "/Upload/WecharImg/";
//获取相对于应用的基目录,创建目录
WebHelper.DirectoryIsExists(path);
//物理路径
var fileUrl = HttpContext.Current.Server.MapPath(path + imgName);//图片地址
//返回路径
var returnUrl = path + imgName;
//是否创建了
if (File.Exists(fileUrl))
{
return(returnUrl);
}
try
{
string ret = string.Empty;
string strURL = url;
System.Net.HttpWebRequest request;
request = (System.Net.HttpWebRequest)WebRequest.Create(strURL);
request.Method = "POST";
request.ContentType = "application/json;charset=UTF-8";
string paraUrlCoded = pages;
byte[] payload;
payload = System.Text.Encoding.UTF8.GetBytes(paraUrlCoded);
request.ContentLength = payload.Length;
Stream writer = request.GetRequestStream();
writer.Write(payload, 0, payload.Length);
writer.Close();
System.Net.HttpWebResponse response;
response = (System.Net.HttpWebResponse)request.GetResponse();
System.IO.Stream s;
s = response.GetResponseStream(); //返回图片数据流
byte[] tt = StreamToBytes(s); //将数据流转为byte[]
StreamReader sr = new StreamReader(response.GetResponseStream(), Encoding.UTF8);
var result = sr.ReadToEnd().Trim();
if (result.Contains("40001"))
{
WXHelper.GetXCXAccessToken(appId, appSecret, true);
Log.Error("生成小程序码失败，失败原因：", "accessToken过期或无效");
return("");
}
if (result.Contains("errcode"))
{
Log.Error("生成小程序码失败，原因：", result.Substring(result.IndexOf("errcode")));
return("");
}
System.IO.File.WriteAllBytes(fileUrl, tt);//讲byte[]存储为图片
return(returnUrl);
}
catch (Exception ex)
{
Log.Error("生成小程序码失败，原因：", ex.Message.ToString());
return("");
}
}
