hide-small-text.js

(function(){

	// the minimum version of jQuery we want
	// totally arbitrary version, swiped from Resizer
	var jQueryVersion = "1.7.1";
	var jQueryUIVersion = "1.8.17";

	/* This will be our global jQuery variable. We'll use it with
	noConflict() to make sure we don't step on any existing jQuery in
	a page. */
	var jQSegment;

	var Rearrange = {

		fontObj: {},

		traverse: function( element ) {
			// Exclude non-body tags
			if( Rearrange.isBodyTag(element) ) {

				// If an element contains text (in itself, not children)
				if (!$(element).text().trim().length) {
					var fontSize = $(element).css('font-size');
					if( !Rearrange.fontObj.hasOwnProperty(fontSize) ) {
						Rearrange.fontObj[fontSize] = [];
					}

					Rearrange.fontObj[fontSize].push(element);
				}

				var children = $(element).children();

				If( children.length > 0 ) {
					this(children);
				}
			}
		},

		hide: function() {
			console.log(Rearrange.fontObj);
		},

		init: function() {
/*
			// These are the classes Rearrange will apply to all body elements
			var classes = [];
			classes.sortableClassItem = 'segmenter-sortable';
			classes.sortableClassContainer = 'segmenter-sortable-container'
			classes.unsortableClass = 'segmenter-unsortable';
			classes.deleteClass = 'delete';

			// Lets make them unique if they're already used on the page.
			classes = Rearrange.getUniqueNames(classes);
*/

			var bodyElem = jQSegment('body');

			var childlessElements = jQSegment('body *:not(:has(*)):visible');

			Rearrange.traverse(bodyElem);

			Rearrange.hide();
/*
			jQSegment(childlessElements).each(function() {
				Rearrange.traverse(this, classes);
			});
*/
			//Rearrange.displayLoadedMessage();
		},

		displayLoadedMessage: function(element) {
	/*		var loadedMessage = "<div id=\"loadedMessage\" style=\"display:none;style="border-radius:8px;width:200px;height:20px;margin-right:auto;position:fixed;top:5px;left:40%;background-color:#ADD8E6;padding:8px;font-size:10pt;text-align:center;\">Page can now be rearranged.</div>";
	//		jQSegment('body').append(loadedMessage);
	//		jQSegment('#loadedMessage').fadeIn("fast").delay(5000).fadeOut("slow");
	*/
		},

		// This function returns true if an element is not a header tag.
		isBodyTag: function(element) {

			switch(element.nodeName.toLowerCase()) {
	
				case 'html':
					return false;
				case 'head':
					return false;
				case 'title':
					return false;
				case 'script':
					return false;
				case 'style':
					return false;
				case 'meta':
					return false;
				case 'link':
					return false;
				case 'noscript':
					return false;
				default:
					return true;
			}
		},

		/* This function takes in the array of class names the script will apply to
		all the elements based on the page. It makes sure they do not currently exist
		and if they do, it appends random integers to the end of them until they're unique. */
		getUniqueNames: function(classes) {
			jQSegment(classes).each(function() {
				while( jQSegment("."+this.toString()).size() > 0 ) {
					jQSegment(this) = this.toString() + Math.floor(Math.random()*10);	
				}
			});

			return classes;
		},

	};

	// check prior inclusion and version for jQuery
	// and load from Google if not already there
	if (window.jQuery === undefined || window.jQuery.fn.jquery < jQueryVersion) {
		var done = false;
		var script = document.createElement("script");
		script.src = "https://ajax.googleapis.com/ajax/libs/jquery/" + jQueryVersion + "/jquery.min.js";
		console.log(script);
		script.onload = script.onreadystatechange = function(){
			if (!done && (!this.readyState || this.readyState == "loaded" || this.readyState == "complete")) {
				done = true;
				if (jQuery.ui === undefined || jQuery.ui.version < jQueryUIVersion) {
					var uiDone = false;
					var uiScript = document.createElement("script");
					uiScript.src = "http://ajax.googleapis.com/ajax/libs/jqueryui/" + jQueryUIVersion + "/jquery-ui.min.js";
					uiScript.onload = script.onreadystatechange = function(){

						if (!uiDone && (!this.readyState || this.readyState == "loaded" || this.readyState == "complete")) {
							uiDone = true;
							jQSegment = jQuery.noConflict();
							Rearrange.init();
						}
					};
					document.getElementsByTagName("head")[0].appendChild(uiScript);
				}
			}
		};
		document.getElementsByTagName("head")[0].appendChild(script);
	} else {
		if (jQuery.ui === undefined || jQuery.ui.version < jQueryUIVersion) {
			var uiDone = false;
			var uiScript = document.createElement("script");
			uiScript.src = "http://ajax.googleapis.com/ajax/libs/jqueryui/" + jQueryUIVersion + "/jquery-ui.min.js";
			uiScript.onload = uiScript.onreadystatechange = function(){
				if (!uiDone && (!this.readyState || this.readyState == "loaded" || this.readyState == "complete")) {
					uiDone = true;
					jQSegment = jQuery.noConflict();
					Rearrange.init();
				}
			};
			document.getElementsByTagName("head")[0].appendChild(uiScript);
		}		
	}

})();