/// <summary>
/// 上传图文消息素材
/// </summary>
/// <param name="stream"></param>
/// <param name="fileName"></param>
/// <param name="contentType"></param>
/// <returns></returns>
public static WeChatSuccessUploadResponse UploadImg(Stream stream, string fileName, string contentType)
{
var url = string.Format(WeChatApiConfig.GetValue("UploadImage"), WeChatService.AccessToken);
byte[] bytes = new byte[stream.Length];
stream.Read(bytes, 0, bytes.Length);
// 设置当前流的位置为流的开始
stream.Seek(0, SeekOrigin.Begin);
var postData = new UploadFile
{
Name = "media",
Filename = fileName,
ContentType = contentType,
Data = bytes
};
var result = HttpUtil.Post(url, postData);
var resultJson = JObject.Parse(result);
if (resultJson.GetValue("errcode") != null && resultJson.GetValue("errcode").ToString() != "0")
{
var error = JsonConvert.DeserializeObject <WeChatErrorResponse>(result);
throw new SpException("添加素材失败：" + error.errmsg);
}
else
{
return(JsonConvert.DeserializeObject <WeChatSuccessUploadResponse>(result));
}
}
/// <summary>
/// 获取菜单
/// </summary>
/// <returns></returns>
public static string GetMenu()
{
var resp = HttpUtil.Get(string.Format(WeChatApiConfig.GetValue("GetMenuApi"), WeChatService.AccessToken));
CheckWeChatErrorResponse(JObject.Parse(resp), "获取微信菜单失败");
return(resp);
}
/// <summary>
/// 批量获取关注用户基本信息
/// </summary>
public static string BatchGetFocusUser(string postData)
{
var resp = HttpUtil.Post(string.Format(WeChatApiConfig.GetValue("BatchGetFocusUserApi"), WeChatService.AccessToken), postData);
var respJson = JObject.Parse(resp);
AssertUtil.CheckBoolean <SpException>(respJson.GetValue("errcode") != null && respJson.GetValue("errcode").ToString() != "0", "批量获取关注用户基本信息失败", "D8E6DEC8-6887-4EAE-B685-9F175C1FB806");
return(resp);
}
/// <summary>
/// 获取关注用户基本信息
/// </summary>
public static string GetFocusUser(string openId, string lang = "zh_CN")
{
var resp = HttpUtil.Get(string.Format(WeChatApiConfig.GetValue("GetFocusUserApi"), WeChatService.AccessToken, openId, lang));
var respJson = JObject.Parse(resp);
AssertUtil.CheckBoolean <SpException>(respJson.GetValue("errcode") != null && respJson.GetValue("errcode").ToString() != "0", "获取关注用户基本信息失败", "4F52B0D5-0C83-492B-B420-373DB156229E");
return(resp);
}
/// <summary>
/// 获取关注用户列表
/// <para>next_openid（当公众号关注者数量超过10000时，可通过填写next_openid的值，从而多次拉取列表的方式来满足需求。）</para>
/// </summary>
public static string GetFocusUserList(string nextOpenId = "")
{
var resp = HttpUtil.Get(string.Format(WeChatApiConfig.GetValue("GetFocusUserListApi"), WeChatService.AccessToken, nextOpenId));
var respJson = JObject.Parse(resp);
AssertUtil.CheckBoolean <SpException>(respJson.GetValue("errcode") != null && respJson.GetValue("errcode").ToString() != "0", "获取关注用户列表失败", "C84A4B94-2B34-4F9C-9B85-9A260F8F9F98");
return(resp);
}
/// <summary>
/// 获取微信Token
/// </summary>
public static (string AccessToken, int Expire) GetAccessToken(string appid, string secret)
{
var url = string.Format(WeChatApiConfig.GetValue("GetAccessTokenApi"), appid, secret);
var resp = HttpUtil.Get(url);
var respJson = JObject.Parse(resp);
AssertUtil.CheckBoolean <SpException>(respJson.GetValue("errcode") != null && respJson.GetValue("errcode").ToString() != "0", "获取微信授权失败", "87A36C30-3A62-457A-8D01-1A1E2C9250FC");
return(respJson.GetValue("access_token").ToString(), Convert.ToInt32(respJson.GetValue("expires_in").ToString()));
}
/// <summary>
/// 获取微信素材
/// </summary>
public static string GetMaterial(string media_id)
{
var result = HttpUtil.Post(string.Format(WeChatApiConfig.GetValue("GetMaterialApi"), WeChatService.AccessToken), JsonConvert.SerializeObject(new
{
media_id = media_id
}));
var resultJson = JObject.Parse(result);
AssertUtil.CheckBoolean <SpException>(resultJson.GetValue("errcode") != null && resultJson.GetValue("errcode").ToString() != "0", "获取微信素材失败", "87A36C30-3A62-457A-8D01-1A1E2C9250FC");
return(result);
}
/// <summary>
/// 修改永久图文素材
/// </summary>
/// <param name="model"></param>
public static void UpdateNews(string postData)
{
var url = string.Format(WeChatApiConfig.GetValue("UpdateNewsApi"), WeChatService.AccessToken);
var result = HttpUtil.Post(url, postData);
var resultJson = JObject.Parse(result);
if (resultJson.GetValue("errcode") != null && resultJson.GetValue("errcode").ToString() != "0")
{
var error = JsonConvert.DeserializeObject <WeChatErrorResponse>(result);
throw new SpException("修改素材失败：" + error.errmsg);
}
}
/// <summary>
/// 批量获取微信素材
/// </summary>
public static string BatchGetMaterial(string type, int pageIndex, int pageSize)
{
var url = string.Format(WeChatApiConfig.GetValue("BatchGetMaterialApi"), WeChatService.AccessToken);
var postData = new
{
type,
offset = (pageIndex - 1) * pageSize,
count = pageSize
};
var result = HttpUtil.Post(url, JsonConvert.SerializeObject(postData));
var resultJson = JObject.Parse(result);
AssertUtil.CheckBoolean <SpException>(resultJson.GetValue("errcode") != null && resultJson.GetValue("errcode").ToString() != "0", "获取微信素材失败", "87A36C30-3A62-457A-8D01-1A1E2C9250FC");
return(result);
}
/// <summary>
/// 删除素材
/// </summary>
/// <param name="mediaId"></param>
public static void DeleteMaterial(string mediaId)
{
var url = string.Format(WeChatApiConfig.GetValue("DeleteMaterialApi"), WeChatService.AccessToken);
var postData = new
{
media_id = mediaId
};
var result = HttpUtil.Post(url, JsonConvert.SerializeObject(postData));
var resultJson = JObject.Parse(result);
if (resultJson.GetValue("errcode") != null && resultJson.GetValue("errcode").ToString() != "0")
{
var error = JsonConvert.DeserializeObject <WeChatErrorResponse>(result);
throw new SpException("删除素材失败：" + error.errmsg);
}
}