C # uses JSONP to submit forms across domains

Submits a message across the domain and returns whether it was successful.

C # Service side:

public void Feedbackpost (string name, string email, string tel, string website, string desc, String Thisip, String sourse, String callBack) {try {Response.ContentType = ' application/x-javascript
                ";
                string str = CallBack;
                if (thisip==null) {Thisip = "Not taken to IP";
                } String strSQL = "";
                Hsby_dbentities db = new hsby_dbentities (); Verify that too many Regex Rx is committed in the IP short time = new Regex (?:(? : 25[0-5]|2[0-4]\d| ((1\d{2}) | ([1-9]?\d))] \.) {3} (?: 25[0-5]|2[0-4]\d| ((1\d{2}) |
                ([1-9]?\d))]); if (Rx. IsMatch (Thisip)) {strSQL = @ "SELECT COUNT (*) from Fb_srv_main where ip= '" + Thisip +
                    "'"; int ipcount = db. Executestorequery<int> (strSQL).
                    FirstOrDefault (); if (ipcount>10) {str = "([{\"Do not repeat submissions."
                        \"}]);";
                        Response.Write (str);
                    Return
                } fb_srv_main newitem = new Fb_srv_main ();
                Newitem.name = name;
                Newitem.email = email;
                Newitem.tel = Tel;
                Newitem.site = website;
                NEWITEM.CONTENT_STR = desc;
                Newitem.ip = Thisip;
                newitem.creat_by = Sourse;
                newitem.creat_on = DateTime.Now;

                _mainbll.create (ref validationerrors, newitem);
                

                
                HttpContext context = new HttpContext (); if (validationerrors.count>0) {str+=validationerrors[0].
                    errormessage;
                    Response.Write (str);
                Return


                Feedbackemail (name, email, tel, website, desc, Thisip, sourse); str = "([{\" rusltstr\ ": \" Ok\ "}]);"; 
                Response.Write (str);
            Return
                catch (Exception ex) {Response.ContentType = "application/x-javascript"; Response.Write (CallBack + "[{\" rusltstr\ ": \" has gone wrong.) 
                \"}]);");
            Return }

        }

JS Client:

Submit message returns data processing
function Displayresult (data) { 
               var irusltstr=data[0]. Rusltstr;
			   if (irusltstr== "OK") {
				   		//close mask
						$ ("#submitmask"). fadeout;
						Alert ("committed successfully.") ");
				   } else{
					   		$ ("#submitmask"). fadeout;
							Alert (irusltstr+) please contact us using other means. ");
					   }
           

Submit Message Function submitmsg () {var allinput=$ ("#formwrap input");
	
		var itextarea=$ ("#formwrap textarea");
		Gets the focus style allinput.focus (function () {Addfocusstyle ($ (This))});
		Allinput.blur (function () {Addfocusstyle ($ (This))});
		Itextarea.focus (function () {Addfocusstyle ($ (This))});
		Itextarea.blur (function () {Addfocusstyle ($ (This))}); function Addfocusstyle (iinput) {if (Iinput.attr ("style") = = "| | iinput.attr (" style ") ==null) {iinput.attr (" style ")
					"border:1px solid #bcbcbc; color: #7a7a7a;");
						}else{iinput.attr ("style", "");
			}//Missing Focus validation Allinput.blur (function () {Formvaliudat ($ (this));
			
		});
				Form Validation method function Formvaliudat ($input) {var promptstr= "";
				var pattern = new RegExp ("[~ '!#$%^&* ()-+_=]"); if (Pattern.test ($input. Val ())) {alert ("illegal character.) Kiss, please do not try to inject oh.
					");
				return false; Switch ($input. attr ("id")) {case "name"://Surname if ($input. Val (). length>10) {$ ("# Redpoint_name "). RemoveClass ("Hide");
						$input. focus ();
						return false;
							}else{$ ("#redpoint_name"). AddClass ("Hide");
				} break; Case "Email"://email var reg =/^[a-z0-9]+ ([. _\\-]*[a-z0-9]) *@ ([a-z0-9]+[-a-z0-9]*[a-z0-9]+.) {1,63}
					[a-z0-9]+$/;
						if (!reg.test ($input. Val ())) {$ ("#redpoint_email"). Removeclass ("Hide");
						$input. focus ();
					return false;
						}else{$ ("#redpoint_email"). AddClass ("Hide");
				  } break;   
					Case "TEL"://Telephone var ismobile=/^ (?: 13\d|15\d|18\d) \d{5} (\d{3}|\*{3}) $/; var isphone=/^ ((0\d{2,3})-)? (\d{7,8})
					(-(\d{3,}))? $/;
						if (!ismobile.test ($input. Val ()) &&!isphone.test ($input. Val ())) {$ ("#redpoint_tel"). Removeclass ("Hide");
						$input. focus ();
					return false;
						}else{$ ("#redpoint_tel"). AddClass ("Hide");
				  } break; Case "website": if (!) (
						/[^\d]/g). Test ($input. Val ())) {$ ("#redpoint_website"). Removeclass ("Hide"); $Input.focus ();
					return false;
						}else{$ ("#redpoint_website"). AddClass ("Hide");
				  } break;
					 Case "desc": Var maintext= $input. Val (); if (maintext.length>=100) {alert ("up to 100 words.")
							");
						return false;
				} break;
			return true;
			//Form Submit $ ("#formsubmit"). Click (function () {var $feedback _input=$ ("#formleft input");
					for (var i=0;i< $feedback _input.length;i++) {var $thisInput =$ ($feedback _input[i]); if (!
					Formvaliudat ($thisInput)) {return;
				};
	 
      
 
               
	   ///Submit the form before opening the mask $ ("#submitmask"). FadeIn (500); var url = "http://www. Xxxx.cn:8888/mainajax/feedbackpost "url =" Http://www.<span style= "font-family:arial, Helvetica, Sans-serif;" >xxxx</span><span style= "font-family:arial, Helvetica, Sans-serif;" >.cn:8888/mainajax/feedbackpost?name= "+$ (" #name "). Val () +" &email= "+$ (" #email "). Val () +" &tel= "+$ (" #tel "). Val () +" &website= "+$ (" #website ").Val () + "&desc=" +$ ("#desc"). Val () + "&thisip=" +$ ("#keleyivisitorip"). HTML () + "&callback=displayresult" 
 
               
 
         
	
				
				
		</span> $.getscript (URL); })
	
}