public WxController(ILogger <WxController> logger, IDBService dbService,
IWxService wxService, WxContext wxContext)
: base(logger, dbService)
{
this.wxContext = wxContext;
this.wxService = wxService;
}
public static void InitAuthInfo([NotNull] this WxContext wxContext, string appId, string appSercet)
{
Check.NotNull(wxContext, "wxContext");
wxContext.AuthInfo.AppId = appId;
wxContext.AuthInfo.AppSercet = appSercet;
}
public WxAuthToken GetAuthToken(WxContext wxContext, string code)
{
Dictionary <string, string> paramDict = new Dictionary <string, string>();
paramDict.Add("appid", wxContext.AuthInfo.AppId);
paramDict.Add("secret", wxContext.AuthInfo.AppSercet);
paramDict.Add("code", code);
paramDict.Add("grant_type", "authorization_code");
return(HttpRequestUtil.Get <WxAuthToken>(Const.WxAuthTokenUrl, paramDict));
}
/// <summary>
/// 获取微信jssdk鉴权配置
/// </summary>
/// <param name="wxContext"></param>
/// <param name="url"></param>
/// <returns></returns>
public WxJSSDKConfig GetWxJSSDKConfig(WxContext wxContext, string url)
{
WxJSSDKConfig config = new WxJSSDKConfig();
config.AppId = wxContext.AuthInfo.AppId;
config.TimeStamp = Convert.ToString(DateTimeUtil.GetCurrentTimeStamp());
config.Signature = GetSignture(GetTicket(wxContext).Ticket, wxContext.NonceStr, url, config.TimeStamp);
config.NonceStr = wxContext.NonceStr;
return(config);
}
public void GetAuthCode(WxContext wxContext, string redirectUrl)
{
//?appid=APPID&redirect_uri=REDIRECT_URI&response_type=code&scope=SCOPE&state=STATE#wechat_redirect
Dictionary <string, string> paramDict = new Dictionary <string, string>();
paramDict.Add("appid", wxContext.AuthInfo.AppId);
paramDict.Add("redirect_uri", redirectUrl);
paramDict.Add("response_type", "code");
paramDict.Add("scope", "snsapi_base#wechat_redirect");
HttpRequestUtil.Get <string>(Const.WxAuthCodeUrl, paramDict);
}
private void AddWxService(IServiceCollection services)
{
var appId = Configuration["WxAuthInfo:AppId"];
var appSercet = Configuration["WxAuthInfo:AppSerect"];
WxContext wxContext = new WxContext();
wxContext.InitAuthInfo(appId, appSercet);
services.AddSingleton(wxContext);
services.AddTransient <IWxService, WxService>();
}
/// <summary>
/// 获取微信用户基本信息
/// </summary>
/// <param name="wxContext"></param>
/// <param name="openId"></param>
/// <returns></returns>
public WxUserInfo GetWxUserInfo(WxContext wxContext, string openId)
{
if (wxContext.Token == null || wxContext.Token.ExpiresTime <= DateTime.Now)
{
this.GetToken(wxContext);
}
Dictionary <string, string> paramDict = new Dictionary <string, string>();
paramDict.Add("access_token", wxContext.Token.Access_Token);
paramDict.Add("openid", openId);
paramDict.Add("lang", "zh_CN");
return(HttpRequestUtil.Get <WxUserInfo>(Const.WxUserInfo, paramDict));
}
/// <summary>
/// 获取微信普通access_token
/// </summary>
/// <param name="wxContext"></param>
/// <returns></returns>
public WxToken GetToken(WxContext wxContext)
{
if (wxContext.Token.ExpiresTime > DateTime.Now)
{
return(wxContext.Token);
}
Dictionary <string, string> paramDict = new Dictionary <string, string>();
paramDict.Add("grant_type", "client_credential");
paramDict.Add("appid", wxContext.AuthInfo.AppId);
paramDict.Add("secret", wxContext.AuthInfo.AppSercet);
var token = HttpRequestUtil.Get <WxToken>(Const.WxTokenUrl, paramDict);
wxContext.Token = token;
return(token);
}
/// <summary>
/// 获取微信jssdk算签名用的ticket
/// </summary>
/// <param name="wxContext"></param>
/// <returns></returns>
public WxTicket GetTicket(WxContext wxContext)
{
if (wxContext.Ticket.ExpiresTime > DateTime.Now)
{
return(wxContext.Ticket);
}
Dictionary <string, string> paramDict = new Dictionary <string, string>();
paramDict.Add("access_token", GetToken(wxContext).Access_Token);
paramDict.Add("type", "jsapi");
var ticket = HttpRequestUtil.Get <WxTicket>(Const.WxTicketUrl, paramDict);
wxContext.Ticket = ticket;
return(ticket);
}
