/// <summary>
/// 缓存并获取调用微信公众号接口的全局唯一票据
/// </summary>
/// <param name="appId">设置应用的APPID</param>
/// <param name="secret">设置应用的APPSECRET</param>
/// <returns>如果缓存的票据有效，则返回缓存的票据字符串，否则调用接口重新获取票据信息</returns>
public static string GetAccessToken(string appId, string secret)
{
HttpApplicationState apps = HttpContext.Current.Application;
SortedDictionary<string, object> cache = null;
string accessToken = null;
if (apps[CACHEKEYNAME] != null)
cache = apps[CACHEKEYNAME] as SortedDictionary<string, object>;
if (!General.IsNullable(cache))
{
DateTime saveTime = Convert.ToDateTime(cache["last_save_time"]);
int cost = (int)(DateTime.Now - saveTime).TotalSeconds;
int expires = Convert.ToInt32(cache["expires_in"]);
if (cost < expires)
accessToken = cache["access_token"].ToString();
}
if (General.IsNullable(accessToken))
{
if (!General.IsNullable(appId) && !General.IsNullable(secret))
{
string url = "https://api.weixin.qq.com/cgi-bin/token";
WxParameters paras = new WxParameters();
paras.SetValue("grant_type", "client_credential");
paras.SetValue("appid", appId);
paras.SetValue("secret", secret);
NetClient client = new NetClient();
string response = client.Get(url, paras.Parameters);
WxParameters result = new WxParameters();
if (result.FromJson(response))
{
if (result.ContainsValue("access_token") && result.ContainsValue("expires_in"))
{
cache = result.Parameters;
cache.Add("last_save_time", DateTime.Now);
apps[CACHEKEYNAME] = cache;
accessToken = result["access_token"] as string;
}
}
}
}
return accessToken;
}
/// <summary>
/// 通过登录授权的验证信息凭证获取用户个人信息
/// </summary>
/// <param name="accessToken">设置登录授权的验证信息凭证</param>
/// <param name="userId">设置用户唯一标识，一般为用户的OpenId，如果使用了微信的开放平台则为UnionId</param>
/// <returns>返回授权后获取到的用户个人信息</returns>
public static UserInfoResults GetUserInfoResults(string accessToken, string userId)
{
UserInfoResults results = null;
if (!General.IsNullable(accessToken) && !General.IsNullable(userId))
{
string url = "https://api.weixin.qq.com/sns/userinfo?";
WxParameters paras = new WxParameters();
paras.SetValue("access_token", accessToken);
paras.SetValue("openid", userId);
NetClient client = new NetClient();
string json = client.Get(url, paras.Parameters);
results = UserInfoResults.Pares(json);
}
return results;
}
/// <summary>
/// 通过code获取验证信息凭证
/// </summary>
/// <param name="appId">设置应用的唯一标识</param>
/// <param name="secret">设置应用密钥，这个密钥是在微信开放平台提交应用审核通过后获得的</param>
/// <param name="code">设置微信服务端返回的code字符串</param>
/// <returns>返回微信服务端响应的验证信息凭证</returns>
public static AuthorizationResults GetAccessTokenResults(string appId, string secret, string code)
{
AuthorizationResults results = null;
if (!General.IsNullable(appId) && !General.IsNullable(code) && !General.IsNullable(secret))
{
string url = "https://api.weixin.qq.com/sns/oauth2/access_token?";
WxParameters paras = new WxParameters();
paras.SetValue("appid", appId);
paras.SetValue("secret", secret);
paras.SetValue("code", code);
paras.SetValue("grant_type", "authorization_code");
NetClient client = new NetClient();
string json = client.Get(url, paras.Parameters);
results = AuthorizationResults.Pares(json);
}
return results;
}
private static string GetTicket(string appId, string secret)
{
HttpApplicationState apps = HttpContext.Current.Application;
SortedDictionary<string, object> cache = null;
string ticket = null;
if (apps[CACHEKEYNAME] != null)
cache = apps[CACHEKEYNAME] as SortedDictionary<string, object>;
if (!General.IsNullable(cache))
{
DateTime saveTime = Convert.ToDateTime(cache["last_save_time"]);
int cost = (int)(DateTime.Now - saveTime).TotalSeconds;
int expires = Convert.ToInt32(cache["expires_in"]);
if (cost < expires)
ticket = cache["ticket"] as string;
}
if (General.IsNullable(ticket))
{
if (!General.IsNullable(appId) && !General.IsNullable(secret))
{
string accessToken = InterfaceCredentials.GetAccessToken(appId, secret);
string url = "https://api.weixin.qq.com/cgi-bin/ticket/getticket";
WxParameters paras = new WxParameters();
paras.SetValue("access_token", accessToken);
paras.SetValue("type", "jsapi");
NetClient client = new NetClient();
string response = client.Get(url, paras.Parameters);
WxParameters result = new WxParameters();
if (result.FromJson(response))
{
if (result.ContainsValue("ticket") && result.ContainsValue("expires_in"))
{
cache = result.Parameters;
cache.Remove("errcode");
cache.Remove("errmsg");
cache.Add("last_save_time", DateTime.Now);
apps[CACHEKEYNAME] = cache;
ticket = result["ticket"] as string;
}
}
}
}
return ticket;
}
/// <summary>
/// 使用当前参数集调用指定的API并指定参数的提交格式
/// </summary>
/// <param name="url">设置要调用的API地址</param>
/// <param name="contentType">设置Content-typeHTTP标头值，默认为text/xml</param>
/// <returns>返回服务器响应的内容</returns>
public virtual string Post(string url, string contentType = MimeType.XML)
{
string content = (contentType.Equals(MimeType.XML) ? this.ToXML() : this.ToJson());
NetClient client = new NetClient();
client.ContentType = contentType;
//client.Proxy = new System.Net.WebProxy("http://10.152.18.220:8080");
return client.Post(url, content);
}
/// <summary>
/// 获取微信服务器的IP地址列表
/// </summary>
/// <param name="accessToken">设置全局接口调用票据字符串</param>
/// <returns>如果票据有效，则返回微信服务器的IP地址列表，否则返回NULL</returns>
public static List<string> GetServerIP(string accessToken)
{
List<string> ipList = null;
if (!General.IsNullable(accessToken))
{
string url = "https://api.weixin.qq.com/cgi-bin/getcallbackip";
NetClient client = new NetClient();
string response = client.Get(url, new string[] { "access_token=" + accessToken });
WxParameters result = new WxParameters();
if (result.FromJson(response))
{
if (result.ContainsValue("ip_list"))
ipList = Newtonsoft.Json.JsonConvert.DeserializeObject<List<string>>(result["ip_list"].ToString());
}
}
return ipList;
}
/// <summary>
/// 批量发送短信
/// </summary>
/// <param name="mobileNumbers">接收短信内容的手机号码列表</param>
/// <param name="content">短信的内容</param>
/// <param name="userName">调用服务所需的用户名</param>
/// <param name="password">调用服务所需的密码</param>
/// <param name="otherParameters">调用服务所需提交的其它参数</param>
/// <returns>返回服务器响应的文本内容</returns>
public virtual string Send(List<string> mobileNumbers, string content, string userName, string password, Dictionary<string, string> otherParameters = null)
{
mobileNumbers = this.FilterNumbers(mobileNumbers);
content = this.EncodeContent(content);
if (
General.IsNullable(mobileNumbers)
|| General.IsNullable(content)
|| General.IsNullable(userName)
|| General.IsNullable(password)
)
return null;
NetClient cilent = new NetClient();
string method = this._sendFunction.Method;
string requestUri = this.Host + this._sendFunction.FunctionName;
SmsSendFunction.SmsRequestParameterCollection parameters = this._sendFunction.Parameters;
string request = string.Format(
"{0}={1}&{2}={3}&{4}={5}&{6}={7}",
this._sendFunction.UserNameParameterName,
userName,
this._sendFunction.PasswordParameterName,
HttpUtility.UrlEncode(password, this._encoding),
this._sendFunction.MobileParameterName,
string.Join(",", mobileNumbers),
this._sendFunction.ContentParameterName,
content
);
if (!General.IsNullable(parameters))
{
bool newValue = !General.IsNullable(otherParameters);
for (int i = 0, c = parameters.Count; i < c; i++)
{
SmsRequestParameter p = parameters[i];
string name = p.Name;
string value = p.DefaultValue;
if (newValue && otherParameters.ContainsKey(name))
value = otherParameters[name];
if (!General.IsNullable(value))
request += string.Format("&{0}={1}", name, value);
}
}
return cilent.Submit(requestUri, method, this.ContentEncoding, request);
}
