Simple AJAX Polling jQuery Plugin

simplepolling.js

//Simple AJAX Polling jQuery Plugin
// example usage:
/* $.ajaxPoll({
        url: "/path",
        type: "GET",
        interval: 250,
        maxAttempts: 25,
        successCondition: function(result) {
            return result != "processing"; 
        },
        success: function(data) {
            $('#container').replaceWith(data);
        }
    });
*/

jQuery.ajaxPoll = function(user_options){

  var options = {
    interval: 30000,
    maxAttempts: 15
  }
  
  jQuery.extend(options, user_options);
  
  var attempts = 0;

  options.success = function(data, status) {

    if (options.successCondition(data)) {

        if (options.successCallback){
          options.successCallback(data, status);
        }
            
        return;
    }
    
    attempts++;

    if (attempts > options.maxAttempts) {
        return;
    }
    
    setTimeout(function() { jQuery.ajax(options) }, options.interval);
  };

  jQuery.ajax(options);
}