/// <summary>
/// 获取token,若token存在则返回当前值,若不存在则调用接口重新获取
/// </summary>
/// <returns></returns>
private static string GetAccessToken()
{
if (string.IsNullOrEmpty(AccessToken))
{
//从配置文件获取corpid
string corpid = WechatCommonPara.CorpId;
//从配置文件获取corpsecret
string corpsecret = WechatCommonPara.CorpSecret;
string para = string.Format("corpid={0}&corpsecret={1}", corpid, corpsecret);
//获取token
string returnStr = CostomHttpRequest.HttpGet("https://qyapi.weixin.qq.com/cgi-bin/gettoken", para);
//转换成Object
CropTokenResult tokenResult = JsonConvert.DeserializeObject <CropTokenResult>(returnStr);
//取token失败则抛出异常
if (string.IsNullOrEmpty(tokenResult.access_token))
{
throw new Exception(string.Format("errcode:{0},errmsg:{1}",
tokenResult.errcode, tokenResult.errmsg));
}
return(tokenResult.access_token);
}
else
{
return(AccessToken);
}
}
private CorpSendResult SendMessage(string url, CorpMessageBase sendData)
{
CorpSendResult result = new CorpSendResult();
//发出请求
string returnStr = CostomHttpRequest.HttpPost(url, JsonConvert.SerializeObject(sendData));
//返回结果反序列化
result = JsonConvert.DeserializeObject <CorpSendResult>(returnStr);
return(result);
}
/// <summary>
/// 上传永久素材
/// media_id是可复用的，同一个media_id可用于消息的多次发送
/// </summary>
/// <param name="type">媒体文件类型，分别有图片（image）、语音（voice）、视频（video），普通文件(file)</param>
/// <param name="path">文件路径</param>
/// <param name="mediaId">返回的素材media_id</param>
/// <returns></returns>
public CommonResult Add(string type, string path, ref string mediaId)
{
CommonResult result = new CommonResult();
mediaId = "";
try
{
//url
string urlFormat = "https://qyapi.weixin.qq.com/cgi-bin/media/upload?access_token={0}&type={1}";
string url = string.Format(urlFormat, CropToken.AccessToken, type);
string returnStr = CostomHttpRequest.UploadFile(url, path);
//发送消息
CropMaterialResult materialResult = JsonConvert.DeserializeObject <CropMaterialResult>(returnStr);
//处理发送结果
if (materialResult.errcode != "0")
{
result.Success = false;
result.ErrorMessage = string.Format("errcode:{0},errmsg:{1}",
materialResult.errcode, materialResult.errmsg);
}
else
{
result.Success = true;
mediaId = materialResult.media_id;
result.ErrorMessage = string.Format("errcode:{0},errmsg:{1}",
materialResult.errcode, materialResult.errmsg);
}
}
catch (Exception ex)
{
result.Success = false;
result.ErrorMessage = ex.Message;
}
return(result);
}
