Scrapes Wikipedia(http://en.wikipedia.org/wiki/Bollywood_films_of_2012) to compile a list of movies(2012) as a JSON string

bolly_2012_json.js

(function(){
var movs = new Array();	
$.fn.textNodes = function()
{
  function textNodeFiler(){
  	 return this.nodeType == 3 || this.nodeName == "BR" ; 	
  }

  return $(this).contents().filter(textNodeFiler).add($(this).find('*').contents().filter(textNodeFiler));
};

function getStr(nodes){
	var text = '';
	nodes.each(function(){
		/*console.log("this.text -- > " + $(this).text());
		console.log("this -- > " + $(this));*/
		text =  text + $(this).text();
	});
	return text;
}
function isNumber(n) {
  return !isNaN(parseFloat(n)) && isFinite(n);
}

var extractFunc = function(totalCells){
				return function(z){
				if(z==0)return;
				var url,mName, genre, dir, act;
				console.log('execing trs');
				var startIdx = 0;
				var spanArr = new Array();
				var cells = $(this).children('td').size();
				var spans = 0;
				
				$(this).children('td').each(function(){
					if($(this).attr('rowspan'))
						spans++;
					else if($(this).children('b').size() > 0)
						spans++;
					
				});
				console.log('t -c - s' +  totalCells +' ' +  cells +' ' +  spans);
				startIdx  = spans;
				$(this).children('td').each(function(y){
					console.log('rspan : ' + $(this).attr('rowspan'));
					if( $(this).attr('rowspan') ){
						console.log('has rowspan');
						return;
					}
							
					console.log('start --> ' + startIdx);
					/*console.log('style--> ' + y + 'for start : ' + startIdx);*/
					switch(y){
						case startIdx:
							 url = $(this).find('i>a').attr('href');
							 mName = $(this).find('i>a').text();
							 if(!mName){
							 	mName = $(this).find('i').text();
							 }
							 break;
						case (startIdx+1):
							 genre = getStr($(this).textNodes());
							 break;
						case (startIdx+2):
						
							dir=getStr($(this).textNodes());
							 break;
						case (startIdx+3):
							
							act=getStr($(this).textNodes());
							 break;
						default:
								 	 
					}					
				});
				var mv = {movie: mName, url: url, genre: genre, director: dir, actors: act};
					console.log(mv);
					movs.push(mv);
				};	
			};


$('.wikitable').each(function(i){
	console.log('Reading Table  : ' + i);
		if(i==0){
		}
		else if(i< 5){
			console.log('execing else');
			$(this).children('tbody').children('tr').each(
				extractFunc(6)
			);
		}/*else{
			console.log('execing else');
			$(this).children('tbody').children('tr').each(
				extractFunc(0)
			);
		}*/
		else if(i==5){
			console.log('execing else');
			$(this).children('tbody').children('tr').each(
				extractFunc(4)
			);

		}else{
			/*$(this).children('tbody').children('tr').each(
				extractFunc(0)
			)*/
		}
	});
	$.post('http://localhost:3000/',
		JSON.stringify(movs), 
		function(){
		 	console.log("post done!")
		 }, 'JSON')
		 .error(function(err){
			console.log('Post errored out! - > ' + err);
		});

}());