jQuery中ajax调用webservice注意事项有哪些
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jquery ajax调用webservice(C#)要注意的几个事项:
1、web.config里需要配置2个地方
在
2.正确地编写webserivce的代码
////// UserValidate 的摘要说明 /// [WebService(Namespace = "http://tempuri.org/")] [WebServiceBinding(ConformsTo = WsiProfiles.BasicProfile1_1)] [System.ComponentModel.ToolboxItem(false)] // 若要允许使用 ASP.NET AJAX 从脚本中调用此 Web 服务,请取消对下行的注释。 [System.Web.Script.Services.ScriptService] public class UserValidate : System.Web.Services.WebService { DFHon.Content.Common.rootPublic rp = new DFHon.Content.Common.rootPublic(); [WebMethod] [ScriptMethod(ResponseFormat = ResponseFormat.Json)] public string ValidateUserLogState() { string result = ""; HttpCookie cookie = HttpContext.Current.Request.Cookies["DHFonMenberInfo"]; if (cookie != null) { string username = System.Web.HttpUtility.UrlDecode(cookie["MenberName"]); int ipoint = 0; int gpoint = 0; try { DataTable dt = UserBll.ExecuteUserAllInfo(username); if (dt.Rows.Count > 0) { ipoint = int.Parse(dt.Rows[0]["iPoint"].ToString()); gpoint = int.Parse(dt.Rows[0]["gPoint"].ToString()); } } catch { } result = "{'user':{'id':'" + cookie["UserId"] + "','name':'" + username + "','message':'" + rp.getUserMsg(DFHon.Global.CurrentCookie.UserName) + "','ipoint':'" + ipoint.ToString() + "','gpoint':'" + gpoint.ToString() + "'}}"; } else { result = "{'user':{'id':'0','name':'','message':'0','ipoint':'0','gpoint':'0'}}"; } return result; } [WebMethod] [ScriptMethod(ResponseFormat = ResponseFormat.Json)] public string UserLogin(string userName, string userPwd) { string returnVal = ""; try { GlobalUserInfo info; DFHon.Content.UserLogin _UserLogin = new DFHon.Content.UserLogin(); EnumLoginState state = _UserLogin.PersonLogin(HttpUtility.UrlDecode(userName), userPwd, out info); if (state == EnumLoginState.Succeed) { DFHon.Global.CurrentCookie.Set(info); DFHon.API.PDO.DiscuzNT.PassportLogin.UserLogin(Server.UrlDecode(userName), userPwd, -1); int ipoint = 0; int gpoint = 0; DataTable dt = UserBll.ExecuteUserAllInfo(userName); if (dt.Rows.Count > 0) { ipoint = int.Parse(dt.Rows[0]["iPoint"].ToString()); gpoint = int.Parse(dt.Rows[0]["gPoint"].ToString()); } returnVal = "{'user':{'id':'" + info.UserId.ToString() + "','name':'" + info.UserName + "','message':'" + rp.getUserMsg(userName) + "','ipoint':'" + ipoint.ToString() + "','gpoint':'" + gpoint.ToString() + "'}}"; } else { int ids = 0;//状态:-2用户被锁定 -1用户名密码错误 switch (state) { case EnumLoginState.Err_Locked: ids = -2; break; case EnumLoginState.Err_UserNameOrPwdError: ids = -1; break; default: break; } returnVal = "{'user':{'id':'" + ids + "','name':'','message':'0','ipoint':'0','gpoint':'0'}}"; } } catch { returnVal = "{'user':{'id':'0','name':'','message':'0','ipoint':'0','gpoint':'0'}}"; } return returnVal; } [WebMethod] public string UserLogout() { if (HttpContext.Current.Request.Cookies["DHFonMenberInfo"] != null) { HttpCookie cookie = new HttpCookie("DHFonMenberInfo"); cookie.Expires = System.DateTime.Now.AddDays(-1); cookie.Domain = DFHon.Config.BaseConfig.getV("weblogin"); HttpContext.Current.Response.AppendCookie(cookie); } return "1"; } DFHon.Content.user UserBll = new DFHon.Content.user(); [WebMethod] public string ValidateUserEmail(string email) { string result = "0";//返回的结果 -2邮箱为空 -1邮箱格式不正确 0邮箱存在 1填写正确 if (string.IsNullOrEmpty(email)) { result = "-2";//邮箱为空 } else if (!IsValidEmail(email)) { result = "-1";//邮箱格式不正确 } else if (UserBll.sel_useremail(email) > 0) { result = "0";//邮箱存在 } else { result = "1";//可以注册 } return result; } [WebMethod] public string ValidateUserName(string username) { string result = "0";//返回值:-1用户名长度为2-16;0用户名存在;1可以注册 if (username == "" || username == null || username.Length < 2 || username.Length > 16) { result = "-1"; } else if (UserBll.sel_username(username) != 0) { result = "0"; } else { result = "1"; } return result; } public bool IsValidEmail(string strIn) { // Return true if strIn is in valid e-mail format. return System.Text.RegularExpressions.Regex.IsMatch(strIn, @"^([\w-\.]+)@((\[[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\.)|(([\w-]+\.)+))([a-zA-Z]{2,4}|[0-9]{1,3})(\]?)$"); } }
WebService
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