/*
 * truncatable 1.2 - jQuery lightwieght text truncation plugin
 *
 * Copyright (c) 2009 Philip Beel (http://www.theodin.co.uk/)
 * Dual licensed under the MIT (http://www.opensource.org/licenses/mit-license.php) 
 * and GPL (http://www.opensource.org/licenses/gpl-license.php) licenses.
 *
 * Revision: $Id: jquery.truncatable.js 2009-08-20 $
 *
 */

(function($){
	$.fn.truncatable = function(options){
		var defaults = {limit:100, more:'...', less:false, hideText:'[read less]'};
		var options = $.extend(defaults,options);
		return this.each(function(num){
			var stringLength=$(this).html().length;
				if(stringLength > defaults.limit){
					var splitText = $(this).html().substr(defaults.limit);
					var splitPoint=splitText.substr(0,1);
					var whiteSpace=new RegExp(/^\s+$/);
					for(var newLimit=defaults.limit;newLimit<stringLength;newLimit++){
						var newSplitText=$(this).html().substr(0,newLimit);
						var newSplitPoint=newSplitText.slice(-1);
						if(whiteSpace.test(newSplitPoint)){
							var setNewLimit=(newLimit-1);
							var trunkLink=$('<a>').attr('class','more_'+num+'');
							$(this).html($(this).html().substr(0,setNewLimit)).append(defaults.more);
							newLimit=stringLength
						}
					}
				}
			})
	}
})(jQuery);