kolber · January 8, 2009 23:07
diff --git a/getHighestOccurence b/getHighestOccurence
 <!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01//EN" "http://www.w3.org/TR/html4/strict.dtd">
 <html lang="en">
 	<head>
 		<meta http-equiv="content-type" content="text/html; charset=UTF-8">
 		<title>Test primacy</title>
 		<meta http-equiv="keywords" content="">
 		<meta http-equiv="description" content="">
 		<style type="text/css" media="screen">
 			body {
 				padding: 20px;
 				font-family: georgia, times, sans-serif;
 				letter-spacing: -0.01em;
 				line-height: 1.4;
 			}

 			h1,
 			h2,
 			p {
 				font-weight: normal;
 				margin: 0px 0px 4px 0px;
 			}

 			h1 {
 				display: inline;
 				border-bottom: 1px solid #cee;
 				margin: 0px 0px 8px 0px;
 			}

 			div.machine-tags {
 				width: 200px;
 				padding: 10px;
 				float: left;
 				margin: 20px 60px 0px 0px;
 			}
 		</style>
 		<script type="text/javascript" src="http://www.google.com/jsapi"></script>
 		<script type="text/javascript">
 			
 			calculatePrimary = function(tags) {
 				var uniqueTags = new Array();
 				var tagsAsText = new Array();
 				// extract text from jquery objects
 				tags.each(function(i) {
 					tagsAsText.push($(tags[i]).text());
 				});
 				
 				//tagsAsText = tags.map(function(tag) { $(tags[tag]).text(); });
 				
 				// switch keys/values to create a faked unique array
 				for (tag in tagsAsText) uniqueTags[tagsAsText[tag]] = tag;
 				// you need to sort the array to ensure all common occurences appear next to each other
 				uniqueTags.sort();
 				// create storage variable
 				var primary = { tag: null, count: 0 }
 				// store 
 				var lastCount = 0;
 				// use gaps in array to calculate tag with the highest primacy
 				for (tag in uniqueTags) {
 					// gap equals current index minus last index
 					var arrCountGap = uniqueTags[tag] - lastCount;
 					// if gap is higher than or equal to the last, overwrite primary storage
 					if(arrCountGap >= primary.count) {
 						primary.count = arrCountGap;
 						primary.tag = tag;
 					}
 					var lastCount = uniqueTags[tag];
 				}
 				
 				// return tag with the highest primacy
 				return primary.tag;
 			}
 			
 			//
 			google.load("jquery", "1.2.6");
 			google.setOnLoadCallback(function(){
 				$("div.machine-tags").each(function(i) {
 					$("h1", this).text("Primary: " + calculatePrimary($("p", this)));
 				});
 			});
 		</script>
 	</head>
 	<body>
 		<div class="machine-tags">
 			<h1>Primary:</h1>
 			<p>Jan/05</p>
 			<p>Feb/06</p>
 			<p>Feb/06</p>
 			<p>Mar/08</p>
 			<p>Mar/08</p>
 			<p>Feb/06</p>
 		</div>
 		<div class="machine-tags">
 			<h1>Primary:</h1>
 			<p>Jan/06</p>
 			<p>Feb/07</p>
 			<p>Mar/08</p>
 		</div>
 		<div class="machine-tags">
 			<h1>Primary:</h1>
 			<p>Jan/05</p>
 			<p>Feb/06</p>
 			<p>Feb/06</p>
 			<p>Mar/08</p>
 			<p>Mar/08</p>
 		</div>
 	</body>
 </html>
	<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01//EN" "http://www.w3.org/TR/html4/strict.dtd">
	<html lang="en">
	<head>
	<meta http-equiv="content-type" content="text/html; charset=UTF-8">
	<title>Test primacy</title>
	<meta http-equiv="keywords" content="">
	<meta http-equiv="description" content="">
	<style type="text/css" media="screen">
	body {
	padding: 20px;
	font-family: georgia, times, sans-serif;
	letter-spacing: -0.01em;
	line-height: 1.4;
	}

	h1,
	h2,
	p {
	font-weight: normal;
	margin: 0px 0px 4px 0px;
	}

	h1 {
	display: inline;
	border-bottom: 1px solid #cee;
	margin: 0px 0px 8px 0px;
	}

	div.machine-tags {
	width: 200px;
	padding: 10px;
	float: left;
	margin: 20px 60px 0px 0px;
	}
	</style>
	<script type="text/javascript" src="http://www.google.com/jsapi"></script>
	<script type="text/javascript">

	calculatePrimary = function(tags) {
	var uniqueTags = new Array();
	var tagsAsText = new Array();
	// extract text from jquery objects
	tags.each(function(i) {
	tagsAsText.push($(tags[i]).text());
	});

	//tagsAsText = tags.map(function(tag) { $(tags[tag]).text(); });

	// switch keys/values to create a faked unique array
	for (tag in tagsAsText) uniqueTags[tagsAsText[tag]] = tag;
	// you need to sort the array to ensure all common occurences appear next to each other
	uniqueTags.sort();
	// create storage variable
	var primary = { tag: null, count: 0 }
	// store
	var lastCount = 0;
	// use gaps in array to calculate tag with the highest primacy
	for (tag in uniqueTags) {
	// gap equals current index minus last index
	var arrCountGap = uniqueTags[tag] - lastCount;
	// if gap is higher than or equal to the last, overwrite primary storage
	if(arrCountGap >= primary.count) {
	primary.count = arrCountGap;
	primary.tag = tag;
	}
	var lastCount = uniqueTags[tag];
	}

	// return tag with the highest primacy
	return primary.tag;
	}

	//
	google.load("jquery", "1.2.6");
	google.setOnLoadCallback(function(){
	$("div.machine-tags").each(function(i) {
	$("h1", this).text("Primary: " + calculatePrimary($("p", this)));
	});
	});
	</script>
	</head>
	<body>
	<div class="machine-tags">
	<h1>Primary:</h1>
	<p>Jan/05</p>
	<p>Feb/06</p>
	<p>Feb/06</p>
	<p>Mar/08</p>
	<p>Mar/08</p>
	<p>Feb/06</p>
	</div>
	<div class="machine-tags">
	<h1>Primary:</h1>
	<p>Jan/06</p>
	<p>Feb/07</p>
	<p>Mar/08</p>
	</div>
	<div class="machine-tags">
	<h1>Primary:</h1>
	<p>Jan/05</p>
	<p>Feb/06</p>
	<p>Feb/06</p>
	<p>Mar/08</p>
	<p>Mar/08</p>
	</div>
	</body>
	</html>