/// <summary>
/// 上传媒体返回媒体ID
/// </summary>
public static string UploadMedia(string access_token, string type, string path)
{
// 设置参数
string url = string.Format("http://file.api.weixin.qq.com/cgi-bin/media/upload?access_token={0}&type={1}", access_token, type);
return(HttpRequestUtil.HttpUploadFile(url, path));
}
/// <summary>
/// 验证Token是否过期
/// </summary>
public static bool TokenExpired(string access_token)
{
string jsonStr = HttpRequestUtil.RequestUrl(string.Format("https://api.weixin.qq.com/cgi-bin/menu/get?access_token={0}", access_token));
if (Tools.GetJsonValue(jsonStr, "errcode") == "42001")
{
return(true);
}
return(false);
}
/// <summary>
/// 获取关注者OpenID集合
/// </summary>
public static List <string> GetOpenIDs(string access_token, string next_openid)
{
// 设置参数
string url = string.Format("https://api.weixin.qq.com/cgi-bin/user/get?access_token={0}&next_openid={1}", access_token, string.IsNullOrWhiteSpace(next_openid) ? "" : next_openid);
string returnStr = HttpRequestUtil.RequestUrl(url);
int count = int.Parse(Tools.GetJsonValue(returnStr, "count"));
if (count > 0)
{
string startFlg = "\"openid\":[";
int start = returnStr.IndexOf(startFlg) + startFlg.Length;
int end = returnStr.IndexOf("]", start);
string openids = returnStr.Substring(start, end - start).Replace("\"", "");
return(openids.Split(',').ToList <string>());
}
else
{
return(new List <string>());
}
}
/// <summary>
/// 上传图文消息素材返回media_id
/// </summary>
public static string UploadNews(string access_token, string postData)
{
return(HttpRequestUtil.PostUrl(string.Format("https://api.weixin.qq.com/cgi-bin/media/uploadnews?access_token={0}", access_token), postData));
}
/// <summary>
/// 根据OpenID列表群发
/// </summary>
public static string Send(string access_token, string postData)
{
return(HttpRequestUtil.PostUrl(string.Format("https://api.weixin.qq.com/cgi-bin/message/mass/send?access_token={0}", access_token), postData));
}
/// <summary>
/// 创建菜单
/// </summary>
public static string CreateMenu2(string access_token, string menuJsonStr)
{
return(HttpRequestUtil.PostUrl(string.Format("https://api.weixin.qq.com/cgi-bin/menu/create?access_token={0}", access_token), menuJsonStr));
}
/// <summary>
/// 获取Token
/// </summary>
public static string GetToken(string appid, string secret)
{
string strJson = HttpRequestUtil.RequestUrl(string.Format("https://api.weixin.qq.com/cgi-bin/token?grant_type=client_credential&appid={0}&secret={1}", appid, secret));
return(Tools.GetJsonValue(strJson, "access_token"));
}
