SIMPLX RPC - Super simple JavaScript implementation of JsonRPC.

simplx.jsonrpc.js

<script src="https://github.com/douglascrockford/JSON-js/raw/master/json2.js"> </script>
<script type="text/javascript">

var simplx = new Object();
  
simplx.jsonrpc = (function(){  
  var response = null;
  var self = this;  
  this.url="";
  this.host="";
  this.path="";
  this.pageid="";  
  this.parametername="";
  this.rpc={
    jsonrpc:"2.0",
    id:"1",
    method:"",
    params:{}          
  };           
  this.callback=null;
  this.errorcallback=null;

  this.init = function(options){
   
    self.host = options.host || self.url;
    self.service = options.service || self.pageid;
    self.parametername = options.parametername || "";
    self.rpc= options.rpc || self.rpc;  
    self.callback=options.callback || self.callback;
    self.errorcallback=options.errorcallback || self.errorcallback;

  };
          
  this.execute = function(){   
    var data = "";    
    var completeUrl = (self.host + "" + self.service);
    var rpc = JSON.stringify(self.rpc);
    response = $.ajax({
	type:"POST",
	url:completeUrl,
	data:rpc,
	contentType:"application/json-rpc",
	success:function(data){

	  if(data){
	      try{
		data = JSON.parse(data);      
	      }catch(e){
		// The data might just have been cast to Array already as the response type is application/json  
	      }
	      if(!data.error){
		self.callback(data);
		return true;
	      }else{           
		if(self.errorcallback){                
		  self.errorcallback(data);
	      	}
	      	return false;
	      }

	  }
        }   
      });      
    }         
  });

</script>