ysc = new Object();
ysc.pluginURL = 'http://pajamajournalist.com/wp-content/plugins/yahoo-shortcuts/';
ysc.imageURL = 'http://pajamajournalist.com/wp-content/plugins/yahoo-shortcuts/images/';
ysc.agent_is_msie = false;
ysc.agent_is_safari2 = false;
ysc.img_ext = 'png';
				
ysc.saved_y_script = '';
					
ysc.page = 'publish';
					// Copyright (c) 2007 Yahoo! Inc. All rights reserved. 
// The copyrights to the software code in this file are licensed under the (revised) BSD open source license.

// the ysc object and some of its props are generated by our php file
ysc.scan_timer = null; 				// scans post periodically for changes
ysc.idle_timer = null; 				// scans post on idle, according to onchange and event hooks in mce
ysc.cached_post_content = '<br>';	// currently, an 'empty', fresh post looks like this
ysc.rte = null;						// rich text editor instance
ysc.inited = false;
ysc.rte_feedback = false;
ysc.n_shortcuts = 0;
ysc.should_preprocess_text = false;
ysc.scan_on_idle = false;
ysc.scan_freq = 15000;

ysc.empty = function(obj) {
	if (typeof(obj) == 'object') {
		for(var a in obj) { return false; }
	}
	else if(typeof(obj) == 'string') {
		return (obj.length === 0);
	}
	return true;
};

ysc.attach_hover = function(obj_or_selector) {
	if (ysc.agent_is_safari2) {
		jQuery(obj_or_selector).hover(
			function() { ysc.safari2_force_redraw(); }
			, function() { ysc.safari2_force_redraw(); }
		);
	}
	if (ysc.agent_is_msie) {
		jQuery(obj_or_selector).hover(
			function() { jQuery(this).addClass('hover'); }
			, function() { jQuery(this).removeClass('hover'); }
		);
	}
};

ysc.detach_hover = function(obj_or_selector) {
	jQuery(obj_or_selector).hover(function() {}, function() {});
};

ysc.editor_content_ready = function() {
	ysc.generate_annotationSet(ysc.saved_y_script);
	ysc.start_scan_timer(1000);
	ysc.update_icons_in_text();
};

ysc.init = function() {
	if (jQuery('#preview_rendering').size() > 0) {
		ysc.page = 'preview';
	}
	else if (jQuery('#ysc_yahoo_this_post').size() > 0) {
		ysc.page = 'edit';
	}

	// if publish, will be set on php side
	if (ysc.page == 'publish') {
		ysc.prepare_publish();
	}
	else if (ysc.page == 'preview') {
		ysc.prepare_preview(); 
	}
	else if (ysc.page == 'edit') {
		ysc.prepare_edit();
	}
	ysc.inited = true;
};

ysc.get_rte = function() {
	return ysc.rte;
};

ysc.idle_timeout = function() {
	if (ysc.scan_on_idle && ysc.post_is_dirty() && !ysc.preview_post_clicked) {
		ysc.detect_entities('update_dbx');
	}
};

ysc.mce_plugin = {
	getInfo: function() {
		return {
			longname : 'Yahoo! Shortcuts TinyMCE Plugin',
			author : 'Crowd Favorite',
			authorurl : 'http://crowdfavorite.com',
			infourl : '',
			version : "1.0"
		};
	}
	, initInstance: function(instance) {
		ysc.rte = instance;
	}
	, removeInstance: function(instance) {
		ysc.rte = null;
	}
	, onChange: function(inst) {
		if(ysc.idle_timer) {
			clearTimeout(ysc.idle_timer);
		}
		ysc.idle_timer = setTimeout(ysc.idle_timeout, 1000);
	}
	, handleEvent: function(event) {
		if(ysc.idle_timer) {
			clearTimeout(ysc.idle_timer);
		}
		ysc.idle_timer = setTimeout(ysc.idle_timeout, 1000);
		return true;
	}
	, execCommand: function(editor_id, element, command, user_interface, value) {
		var rte = ysc.get_rte();
		var focus = rte.getFocusElement();
		if ((command == 'JustifyLeft' || command == 'JustifyRight' || command == 'JustifyCenter') && 
			(focus.nodeName == 'IMG' && focus.className.match('ysc_embed_proxy'))) {
			var img = jQuery(focus);
			if (ysc.agent_is_msie) {
				var center_tag = img.parent('center');
				if (center_tag.size()) {
					img.insertAfter(center_tag);
					center_tag.remove();
				}
			}
			img.removeClass();
			if (command == 'JustifyRight') {
				img.addClass('ysc_embed_proxy_right');
			}
			else if (command == 'JustifyLeft') {
				img.addClass('ysc_embed_proxy');
			}
			else if (command == 'JustifyCenter') {
				img.addClass('ysc_embed_proxy_center');
				if (ysc.agent_is_msie) {
					img.wrap('<center></center>');
				}
			}
			rte.execCommand('mceRepaint');
			return true;
		}
		return false;
	}
	, cleanup : function(type, content) {
		var id_re = /<div.+id\s*=\s*["']*ysc_embed_([^ \t\r\n"'>]+)["']*/i;		// id in $1
		var img_re = /<img[^>]+class\s*=\s*["']*ysc_embed_proxy[^\/>]*?\/>/i;
		var msie_center_img_re = /<center>.+class\s*=\s*["']*ysc_embed_proxy.*<\/center>/i;
		var tag_re = /name\s*=\s*["']*([^ \t\r\n"'>]+)["']*/i;					// id in $1
		var ralign_proxy_re = /class\s*=\s*["']*\w*\s*ysc_embed_proxy_right["']*/i;
		var calign_proxy_re = /class\s*=\s*["']*\w*\s*ysc_embed_proxy_center["']*/i;
		var ralign_div_re = /class\s*=\s*["']*\w*\s*ysc_embed_right[ "'>]/i;	
		var calign_div_re = /class\s*=\s*["']*\w*\s*ysc_embed_center[ "'>]/i;		
		
		var startPos, replaceStart, replaceEnd;
		var chunkBefore, chunkAfter;
		var results = null;
		var tag = '';
		var align_right = false;
		var align_center = false;
		var class_ext = '';
		var icon_src = '';
		switch (type) {
			case 'insert_to_editor':
				while (id_re.test(content)) {
					results = id_re.exec(content);
					replaceStart = startPos = results.index;
					tag = results[1];
					if (ysc.inited) {
						icon_src = ysc.get_icon_for_entity(tag);
					}
					else {
						icon_src = ysc.get_icon_for_entity('');
					}
					replaceEnd = content.toLowerCase().indexOf('</div>', startPos) + 6;
					align_right = ralign_div_re.test(content.substring(0, replaceEnd));
					align_center = calign_div_re.test(content.substring(0, replaceEnd));
					chunkBefore = content.substring(0, replaceStart);
					if (align_right) {
						class_ext = '_right';
					}
					else if (align_center) {
						class_ext = '_center';
					}
					else {
						class_ext = '';
					}
					var imgHTML = 
						'<img ' +
						'class="ysc_embed_proxy' + class_ext + '" name="' + tag + '" src="' + icon_src + '" ' +
						'/>';
					if (ysc.agent_is_msie && align_center) {
						imgHTML = '<center>' + imgHTML + '</center>';
					}
					chunkAfter = content.substring(replaceEnd);
					content = chunkBefore + imgHTML + chunkAfter;
				}
				break;
			case 'get_from_editor':
				while (img_re.test(content)) {
					results = null;
					if (ysc.agent_is_msie) {
						results = msie_center_img_re.exec(content);
					}
					if (!results) {
						results = img_re.exec(content);
					}
					replaceStart = startPos = results.index;
					if (ysc.agent_is_msie && align_center) {
						replaceEnd = content.substring(startPos).search(/<\/center>/i) + replaceStart + 9;
					}
					else {
						replaceEnd = content.indexOf('/>', startPos) + 2;
					}
					align_right = ralign_proxy_re.test(content.substring(0, replaceEnd));
					align_center = calign_proxy_re.test(content.substring(0, replaceEnd));
					var nameResults = tag_re.exec(content.substring(startPos));
					tag = (nameResults ? nameResults[1] : 'orphaned');
					chunkBefore = content.substring(0, replaceStart);
					chunkAfter = content.substring(replaceEnd);
					if (align_right) {
						class_ext = '_right';
					}
					else if (align_center) {
						class_ext = '_center';
					}
					else {
						class_ext = '';
					}
					var embedHTML = 
						'<div id="ysc_embed_' + tag + '" class="ysc_embed' + class_ext + '"></div>';
					content = chunkBefore + embedHTML + chunkAfter;
				}
				break;
		}
		return content;
	}	
};

if (typeof(tinyMCE) !== 'undefined') {
	tinyMCE.addPlugin("yahoo_shortcuts", ysc.mce_plugin);
}

ysc.update_icons_in_text = function() {
	var text = ysc.get_post_text();
	text = text.replace(/<img.*ysc_embed_proxy[^>]+>/gi, function(proxy_img_tag) {
		var entity_id = proxy_img_tag.match(/name=["']*([^ "'>]+)["']*/)[1];
		return proxy_img_tag.replace(/src=["']*([^ "'>]+)["']*/i, function(attribute, url) {
			return 'src="' + ysc.get_icon_for_entity(entity_id) + '"';
		});
	});
	ysc.set_post_text(text);
};

ysc.get_icon_for_entity = function(entity_tag) {
	ysc.generate_annotationSet(ysc.saved_y_script);
	for (var id in YAHOO.Shortcuts.annotationSet) {
		var entity = YAHOO.Shortcuts.annotationSet[id];
		if (ysc.entity_has_embed(entity)) {
			var embed_pair = entity.clientMetaData.embeds.split(':');	// embed_dom_id:moduleName
			if (embed_pair[0] == 'ysc_embed_' + entity_tag) {
				var embedObj = new YAHOO.Shortcuts.Embed();
				return embedObj.getModuleIcon(embed_pair[1]);
			}
		}			
	}
	return ysc.imageURL + 'proxy.gif';
};

ysc.get_post_text = function() {
	var rte = ysc.get_rte();
	if (rte !== null) {
		return rte.getBody().innerHTML;
	}
	else if (jQuery('#content').size() > 0) {
		return jQuery('#content')[0].value;
	}
	return '';
};

ysc.set_post_text = function(text) {
	var rte = ysc.get_rte();
	if (rte !== null) {
		rte.execCommand('mceSetContent', false, text);
		ysc.cached_post_content = text;
	}
	else {
		jQuery('#content').attr('value', text);
	}
};

ysc.showSearching = function() {
	var txt = '';
	if (ysc.preview_post_clicked) {
		txt = 'Loading Preview ...';
		jQuery('#ysc_yahoo_this_post').css('background', 'url(' + ysc.imageURL + '/btn_reviewpost_disabled.gif) no-repeat 16px 0px;');
	}
	else if (ysc.n_shortcuts > 0) {
		txt = 'Searching for more...';
	}
	else {
		txt = 'Searching...';
	}
	jQuery('#ysc_searching_indicator').html(txt);
};

ysc.hide_searching = function() {
	jQuery('#ysc_searching_indicator').html('&nbsp');
};

ysc.start_scan_timer = function(delay) {
	if (ysc.scan_timer) {
		clearTimeout(ysc.scan_timer);
	}
	if (typeof(delay) == 'undefined') {
		delay = ysc.scan_freq;
	}
	ysc.scan_timer = setTimeout(
		function() {
			if (ysc.post_is_dirty(true) && !ysc.preview_post_clicked) {
				ysc.detect_entities("update_dbx"); 
			}
			else {
				ysc.start_scan_timer();
			}
		}, 
	delay);
};

ysc.kill_scan_timer = function() {
	if (ysc.scan_timer) {
		clearTimeout(ysc.scan_timer);
		ysc.scan_timer = 0;
	}
};

ysc.first_scan = true;
ysc.post_is_dirty = function(update_cache) {
	var content = ysc.get_post_text();
	var changed = (content != ysc.cached_post_content);
	if (ysc.first_scan) {
		ysc.first_scan = false;
		changed = true;
	}
	if (typeof(update_cache) !== 'undefined') {
		ysc.cached_post_content = content;
	}
	return changed;
};

ysc.update_post_shortcut_num = function(num_shortcuts) {
	var str = '';
	if (num_shortcuts == 1) {
		str = '<span class="num">' + num_shortcuts + '</span> Shortcut found.';
	}
	else {
		str = '<span class="num">' + num_shortcuts + '</span> Shortcuts found.';
	}
	jQuery('#ysc_num_shortcuts').html(str);
};

// mode: ['update_dbx' | 'render_preview']
ysc.detect_entities = function(mode) {
	ysc.cached_post_content = ysc.get_post_text();
	var data = {};
	data.frcode = 'csc_wordpress';
	data.text = ysc.preprocess_post_text(ysc.cached_post_content);
	data.input_format = 'html';
	data.output = 'inline';
	data.client_metadata = YAHOO.Shortcuts.getEntityManager().getClientMetaData();

	ysc.showSearching();
	ysc.kill_scan_timer();

	jQuery.ajax({
		type: 'POST',
		url: 'index.php?ysc_action=entity_funnel',
		dataType: 'html',
		data: data,
		success: function(response) {
			try {
				ysc.handle_response(response, mode);
				ysc.n_failures = 0;
			}
			catch (error) {
				if (error.name == 'ysc_connection_failure') {
					ysc.handle_connection_failure(error.mode);
				}
			}
		},
		error: ysc.ajax_failure
	 });

};

ysc.generate_annotationSet = function(script) {
	YAHOO.Shortcuts.annotationSet = {};
	eval(script);
	if (typeof(YAHOO.Shortcuts.globals) != 'undefined') {
		// looks weird, but evalling the script only populates the object;
		// this method takes care of dependencies.
		YAHOO.Shortcuts.globals.setAnnotationSet(YAHOO.Shortcuts.annotationSet);
	}
};

ysc.handle_response = function(response, mode) {
	if (response.indexOf('__ysc_annotation_request_failed__') >= 0) {
		throw { name: 'ysc_connection_failure', mode: mode };
	}
	
	var script_tag_open = response.toLowerCase().indexOf('<script');
	var response_script = '';
	if (script_tag_open >= 0) {
		var start = script_tag_open + response.indexOf('>', script_tag_open) + 1;
		response_script = response.substring(start , response.toLowerCase().indexOf('</script>') - 1);
		if (response_script.indexOf('YAHOO.Shortcuts.annotationSet') == -1) {		// mild sanity-checking
			throw { name: 'ysc_connection_failure', mode: mode };
		}		
	}
	var response_markup = response;
	if (response_script !== '') {
		// 9 + the newline after the script tag = 10
		// we must de-slash it, also.
		response_markup = response.substring(response.indexOf('</script>') + 10).replace(/\\/g, '');
	}
	ysc.n_shortcuts = 0;
	ysc.generate_annotationSet(response_script);

	for (var entity in YAHOO.Shortcuts.annotationSet) {
		ysc.n_shortcuts++;
	}
	ysc.hide_searching();
	ysc.update_post_shortcut_num(ysc.n_shortcuts);

	if (mode == 'update_dbx') {				
		ysc.generate_annotationSet(ysc.saved_y_script);		
		ysc.start_scan_timer();
	}
	else if (mode == 'render_preview') {
		ysc.set_post_text(response_markup);

		var post_form = jQuery('#post');
		post_form.append('<input type="hidden" name="ysc_action" value="render_preview" />');
		post_form.append('<input type="hidden" name="ysc_entity_script" />');

		post_form[0].ysc_entity_script.value = YAHOO.Shortcuts.getEntityManager().getJSONString();

		// our form's dom element submit function is hidden by the save button, 
		// which someone decided to call 'submit'.
		var s = jQuery('#post')[0].submit;
		if (typeof(s) == 'function') {
			// invoking s directly does not seem to work.
			jQuery('#post')[0].submit();
		}
		else if (typeof(s) == 'object') {
			// doing it synchronously seems to cause problems.
			setTimeout(
				function() {
					jQuery('#post input[@name=submit]').click();
				}, 
			1);
		}
	}
};

ysc.n_failures = 0;
ysc.handle_connection_failure = function(mode) {
	ysc.hide_searching();
	jQuery('#ysc_searching_indicator').html('<i>Could not contact Yahoo.</i>');
	if (ysc.n_failures > 5) {
		// saving for posterity: we may want to take some action on this in the future.
		ysc.n_failures = 0;
	}
	else {
		ysc.n_failures++;
	}	
	if (mode == 'render_preview') {
		alert('The Yahoo Shortcuts plugin is having difficulty contacting Yahoo.');
		if (mode == 'render_preview') {
			ysc.preview_post_clicked = false;
			jQuery('#ysc_yahoo_this_post').css('background', 'url(' + ysc.imageURL + '/btn_reviewpost.gif) no-repeat 16px 0px;');
		}
	}	
};

ysc.ajax_failure = function(request_obj, error_string, exception) {
	ysc.hide_searching();
	ysc.start_scan_timer();
};

ysc.preview_post_clicked = false;
ysc.preview_post = function() {
	if (ysc.preview_post_clicked) {
		return;
	} else {
		ysc.preview_post_clicked = true;
		ysc.detect_entities('render_preview');
	}
};

ysc.entity_has_client_metadata = function(entity_tag) {
	var found = false;
	for (var t in YAHOO.Shortcuts.annotationSet) {
		if (t == entity_tag) {
			found = true;
			if (typeof(YAHOO.Shortcuts.annotationSet[t].clientMetaData) != 'undefined' && 
				!ysc.empty(YAHOO.Shortcuts.annotationSet[t].clientMetaData)) {
				return true;
			}
		}
		if (found) {
			break;
		}
	}
	return false;
};

ysc.preprocess_post_text = function(text) {
	// do this regardless
	text = text.replace(/ _?\$events="null"/g, '');
	if (ysc.should_preprocess_text) {
		text = ysc.strip_free_entity_tags(text);
		text = ysc.normalize_spans(text);
	}
	return text;
};

ysc.normalize_spans = function(text) {
	text = ysc.quote_attributes(text);
	text = text.replace(/<SPAN/g, '<span');
	text = text.replace(/<\/SPAN>/g, '</span>');
	text = text.replace(/(id="[^"]")\s+(class="yshortcuts")/g, '$2 $1');	// in case reversed
	return text;
};

ysc.quote_attributes = function(text) {
	var class_re = /class=([^ >'"]+)/gi;
	var id_re = /id=([^ >'"]+)/gi;
	text = text.replace(class_re, 'class="$1"');
	text = text.replace(id_re, 'id="$1"');
	return text;
};

// by "free" we mean "no client metadata"
ysc.strip_free_entity_tags = function(string){
	var span_re = /<span.+class\s*=\s*["']*yshortcuts[ \t\r\n"'>]+.*/i;
	var id_re = /id\s*=\s*["']*([^ \t\r\n"'>]+)["']*/i;

	if (typeof(string) !== 'string' || string === '' || !span_re.test(string)) {
		return string;
	}

	var next_tag = function(string, offset) {
		if (typeof(offset) != 'undefined') {
			string = string.substring(offset);
		}
		var span_result = span_re.exec(string);
		if (span_result && span_result.length) {
			var id_result = id_re.exec(span_result[0]);
			if (id_result && id_result.length) {
				return { 
					startIndex: span_result.index, 
					id: id_result[1] 
				};
			}
		}
		return null;
	};
	
	var offset, start, end;
	start = end = offset = 0;
	var result = '';
	var current_tag = null;
	while (current_tag = next_tag(string, offset)) {
		start = current_tag.startIndex + offset;
		result += string.substring(offset, start);	// stuff before span open
		if (!ysc.entity_has_client_metadata(current_tag.id)) {
			start = string.indexOf('>', start) + 1;
			// skip to span close, keeping track of any interior spans
			end = ysc.find_close_tag('span', string.toLowerCase().substring(start)) + start;
			result += string.substring(start, end);			// stuff between span open and span close
			offset = string.indexOf('>', end) + 1;			// skip past span close tag
		}
		else {
			// add whole open tag
			end = string.indexOf('>', start) + 1;
			result += string.substring(start, end);
			offset = end;
		}
	}
	if (offset < string.length) {
		result += string.substring(offset);
	}
	return result;
};

// passed string should start *after* the open tag.
ysc.find_close_tag = function(tag_name, string) {
	var open_tag = '<' + tag_name;
	var close_tag = '</' + tag_name + '>';
	var open = string.indexOf(open_tag);
	var close = string.indexOf(close_tag);
	if (open == -1 || open > close) {
		// no open tags in the string, at least not until after the first close tag. 
		// return first close tag.
		return string.indexOf(close_tag);
	}
	else {
		var open_end = 0;
		while (open != -1 && close > open) {
			open_end = string.indexOf('>', open) + 1;
			close = ysc.find_close_tag(tag_name, string.substring(open_end)) + open_end;
			open = string.indexOf(open_tag, close + close_tag.length);
			close = string.indexOf(close_tag, open);
		}
		return string.indexOf(close_tag, close + close_tag.length);
	}
	return -1;
};

ysc.prepare_edit = function() {
	jQuery('#ysc_yahoo_this_post')[0].onclick = '';
	jQuery('#ysc_yahoo_this_post').bind('click', ysc.preview_post);
	if (jQuery('#grabit').size() > 0 && jQuery('#ysc_dbx').size() > 0) {
		jQuery('#ysc_dbx').prependTo(jQuery('#grabit'));
	}
	ysc.editor_content_ready();
};


// ------------------------ preview page functions

// [entity_tag] => [object Shortcut]
ysc.shortcuts = {};

ysc.awesomeness = 0;
ysc.safari2_force_redraw = function() {
	if (ysc.awesomeness++ % 2) {
		jQuery('body').css('background', 'url(' + ysc.imageURL + '/blank.gif) repeat');
	}
	else {
		jQuery('body').css('background', 'url(' + ysc.imageURL + '/blank2.gif) repeat');
	}
};

ysc.Menu = function(shortcut) {
	this.shortcut = shortcut;
	this.mode = shortcut.mode;
	this.entity_tag = shortcut.entity_tag;
	this.is_open = false;
	this.is_opening = false;
	this.is_closing = false;
	this.visible = true;
	this.enabled = true;
};

ysc.Menu.prototype.should_animate = function() {
	// 1. safari 2 canvas redraw reluctance breaks menu animations.
	// 2. jquery 1.1.4 NaN animation bug bug only manifests on ie, when easing left or right. go figure.
	// 3. center aligned: deferring.
	return (
		!ysc.agent_is_safari2 && 
		(this.mode == 'link' || !ysc.agent_is_msie) &&
		(this.shortcut.get_embed_float_side() != 'center')
	);
};

ysc.Menu.prototype.open = function() {
	ysc.close_menus();
	var m = this;
	if (this.should_animate()) {
		this.is_opening = true;
		this.render();
		var menu = jQuery('#ysc_menu_' + this.entity_tag);		
		if (this.mode == 'embed') {
			var spec = {width: 'show'};

			if (ysc.agent_is_msie) {
				spec.right = 'show';
			}
			else {
				var float_side = this.shortcut.get_embed_float_side();
				spec[float_side] = 'show';
			}
			menu.hide();
			menu.animate(spec, 'fast', 'linear', function() {
				m.is_opening = false;
				m.is_open = true;
				m.request_render();
			});
		}
		else {
			menu.hide();
			menu.animate({height:'show'}, 'fast', 'linear', function() {
				m.is_opening = false;
				m.is_open = true;
				//m.request_render();
			});
		}
	} 
	else {
		this.render();
		this.is_open = true;
		this.request_render(function() {
			if (ysc.agent_is_safari2) {
				ysc.safari2_force_redraw();
			}
		});
	}
};

ysc.Menu.prototype.close = function() {
	var m = this;
	if (this.should_animate()) {
		this.is_closing = true;
		this.render();
		if (this.mode == 'embed') {
			var spec = {width: 'hide'};
			var float_side = this.shortcut.get_embed_float_side();
			spec[float_side] = 'hide';
			jQuery('#ysc_menu_' + this.entity_tag).animate(spec, 'fast', 'linear', function() {
				m.is_closing = false;
				m.is_open = false;
				m.request_render();
			});
		}
		else {
			jQuery('#ysc_menu_' + this.entity_tag).animate({height:'hide'}, 'fast', 'linear', function() {
				m.is_closing = false;
				m.is_open = false;
				m.request_render();
			});
		}
	}
	else {
		this.render();
		this.is_open = false;
		this.request_render(function() {
			if (ysc.agent_is_safari2) {
				ysc.safari2_force_redraw();
			}
		});

	}
};

ysc.Menu.prototype.set_mode = function(mode) {
	this.mode = mode;
	this.request_render();
};

ysc.Menu.prototype.disable = function() {
	this.enabled = false;
	ysc.update_remove_shortcuts_link();	
	this.request_render();
};

ysc.Menu.prototype.enable = function() {
	this.enabled = true;
	ysc.update_remove_shortcuts_link();	
	this.request_render();
};

// coalesce render requests ... do it once asap after we drop to idle
ysc.menu_render_reqs = {};
ysc.Menu.prototype.request_render = function(callback) {
	if (typeof(ysc.menu_render_reqs[this.entity_tag]) == 'undefined') {
		ysc.menu_render_reqs[this.entity_tag] = { timer:null, callbacks: [] };
	}
	var my_reqs = ysc.menu_render_reqs[this.entity_tag];
	if (my_reqs.timer === null) {
		var m = this;
		my_reqs.timer = setInterval(
			function() {
				m.render();
				for(var i in my_reqs.callbacks) {
					my_reqs.callbacks[i]();
				}
				clearInterval(my_reqs.timer);
				my_reqs.timer = null;
				my_reqs.callbacks = [];
			},
		100);		
	}
	if (typeof(callback) == 'function') {
		my_reqs.callbacks.push(callback);
	}
};

ysc.Menu.prototype.render = function() {
	if (this.mode == 'link') {
		this.render_link();
	}
	else {
		this.render_embed();
	}
};

ysc.Menu.prototype.render_embed = function() {
	var link_span = jQuery('#' + this.entity_tag);
	jQuery('#ysc_menu_container_' + this.entity_tag).remove();
	var nobr = jQuery('#ysc_nobr_' + this.entity_tag);
	if (nobr.size() > 0) {
		var clone = link_span.clone();
		// for Safari 2's sake: 
		link_span.attr('id', '');
		clone.insertAfter(nobr);
		nobr.remove();
	}

	jQuery('#ysc_menu_' + this.entity_tag).remove();
	jQuery('#ysc_menu_tab_' + this.entity_tag).remove();
	jQuery('#ysc_embed_container_' + this.entity_tag).prepend(this.get_html());
	var container = jQuery('#ysc_menu_' + this.entity_tag);
	
	var m = this;
	if (this.is_closing || !this.is_open) {
		jQuery('#ysc_menu_tab_' + this.entity_tag).unbind('click').click(function() { ysc.shortcuts[m.entity_tag].menu.open(); return false; });
	}

	// stop bubbling mouse clicks that originate in our menu
	jQuery('#ysc_menu_' + this.entity_tag).click(function() {return false;});

	this.update_selected_badge();
	ysc.attach_hover('.ysc_menu li span');
	if (!ysc.agent_is_msie) {
		ysc.attach_hover('.ysc_badge_select span.select_prev');
		ysc.attach_hover('.ysc_badge_select span.select_next');
	}
};

ysc.Menu.prototype.render_link = function() {
	var link_span = jQuery('#' + this.entity_tag);
	jQuery('#ysc_menu_container_' + this.entity_tag).remove();
	var nobr = jQuery('#ysc_nobr_' + this.entity_tag);
	if (nobr.size() === 0) {
		link_span.wrap('<nobr id="ysc_nobr_' + this.entity_tag + '"></nobr>');
	}
	link_span.after(this.get_container_html());
	jQuery('#ysc_menu_container_' + this.entity_tag).append(this.get_html());
	if (this.is_open || this.is_opening) {
		jQuery('#ysc_menu_' + this.entity_tag).css({ top:'16px', left:'-22px' });
		jQuery('#ysc_menu_container_' + this.entity_tag).css('z-index', 2);
	}
	var m = this;
	if (this.is_opening || (this.is_open && !this.is_closing)) {
		jQuery('#ysc_menu_tab_' + this.entity_tag).unbind('click').click(function() { ysc.shortcuts[m.entity_tag].menu.close(); return false; });
	}
	else if (this.is_closing || !this.is_open) {
		jQuery('#ysc_menu_tab_' + this.entity_tag).unbind('click').click(function() { ysc.shortcuts[m.entity_tag].menu.open(); return false; });
	}

	// stop bubbling mouse clicks that originate in our menu
	jQuery('#ysc_menu_' + this.entity_tag).click(function() {return false;});

	ysc.attach_hover('.ysc_menu li span');
};

ysc.Menu.prototype.get_container_html = function() {
	return '<div class="ysc_menu_container" id="ysc_menu_container_' + this.entity_tag + '"></div>';
};

ysc.Menu.prototype.get_embed_offset = function() {
	var float_side = this.shortcut.get_embed_float_side();
	if (float_side == 'right') {
		return (jQuery('#ysc_embed_' + this.entity_tag).width() + 9) + 'px';
	}
	else {
		var center_offset = 0;
		if (float_side == 'center') {
			var embed = jQuery('#ysc_embed_' + this.entity_tag + ' div.lwEmbed');
			if (embed.size()) {
				center_offset = (jQuery('#ysc_embed_container_' + this.entity_tag).width() / 2) - (embed[0].offsetWidth / 2);
			}
		}
		if (this.is_open || this.is_opening || this.is_closing) {
			return (center_offset - 112) + 'px'; //'-112px';
		}
		else {
			return (center_offset - 15) + 'px'; //'-15px';
		}
	}
};

ysc.Menu.prototype.get_html = function() {
	if (this.mode == 'embed') {
		if (this.is_open || this.is_opening || this.is_closing) {
			var badge_select = '';
			var xtraclass = '';
			var base_class = (this.shortcut.get_embed_float_side() == 'right' ? 'ysc_embed_menu_open_right' : 'ysc_embed_menu_open');
			if (this.shortcut.get_num_modules() > 1) {
				xtraclass = ' multi';
				badge_select = '<span id="ysc_badge_select_' + this.entity_tag + '" class="ysc_badge_select">' +
					'<span class="select_prev" title="Previous Badge"></span>' +
					'<span class="selected_badge_num"></span>' +
					'<span class="select_next" title="Next Badge"></span>' +
				'</span>';				
			}
			return '<div id="ysc_menu_' + this.entity_tag +'" class="ysc_menu ' + base_class + xtraclass +'" style="left:' + this.get_embed_offset() + ';">' +
					'<ul>' + 
					'<li onclick="ysc.shortcuts.' + this.entity_tag + '.menu.close(true);">' +
					'<img src="' + ysc.imageURL + 'menuarrowright.' + ysc.img_ext + '" /><span>Hide this menu</span></li>' +
					'<li onclick="ysc.shortcuts.' + this.entity_tag +'.disable();"><img src="' + ysc.imageURL + 'menudelete.' + ysc.img_ext + '" class="menudelete" /><span>Remove</span></li>' +
					'<li onclick="ysc.shortcuts.' + this.entity_tag +'.set_mode(\'link\');">' +
						'<img src="' + ysc.imageURL + 'menulink.' + ysc.img_ext + '" class="menulink" /><span>Convert to Link</span></li>' +
					'</ul>' + 
					badge_select + 
					'</div>';
		}
		else {
			var disabled_class = (this.enabled ? '' : ' disabled');
			var style = 'style="left:' + this.get_embed_offset() + ';' + (this.visible ? '' : 'display:none;') + '"';
			var base_class = (this.shortcut.get_embed_float_side() == 'right' ? 'ysc_embed_menu_tab_right' : 'ysc_embed_menu_tab');
			return '<div id="ysc_menu_tab_' + this.entity_tag +'" class="' + base_class + disabled_class + '" title="Open Menu" ' + style + '></div>';
		}
	}
	else {		
		if (this.is_open || this.is_opening || this.is_closing) {
			var tab = '<div id="ysc_menu_tab_' + this.entity_tag + '" class="ysc_link_menu_tab" title="Close Menu" '+
			'>' + 
				'<img src="' + ysc.imageURL + 'hiddentabdown' + (this.enabled ? '' : '_dimmed') + '.' + ysc.img_ext + '" />' +
			'</div>';
			
			if (this.enabled) {
				if (this.shortcut.get_num_modules() > 0) {
					return tab + '<div id="ysc_menu_' + this.entity_tag + '" class="ysc_menu ysc_link_menu_open">' + 	
							'<ul>' +
								'<li onclick="ysc.shortcuts.' + this.entity_tag +'.disable();"><img src="' + ysc.imageURL + 'menudelete.' + ysc.img_ext + '" class="menudelete" /><span>Remove</span></li>' +
								'<li onclick="ysc.shortcuts.' + this.entity_tag +'.set_mode(\'embed\');">' +
									'<img src="' + ysc.imageURL + 'menulink.' + ysc.img_ext + '" class="menulink" /><span>Convert to Badge</span></li>' +
							'</ul></div>';
				}
				else {
					return tab + '<div id="ysc_menu_' + this.entity_tag + '" class="ysc_menu ysc_link_menu_open small">' + 
							'<ul>' +
								'<li onclick="ysc.shortcuts.' + this.entity_tag +'.disable();"><img src="' + ysc.imageURL + 'menudelete.' + ysc.img_ext + '" class="menudelete" /><span>Remove</span></li>' +
							'</ul></div>';
				}
			}
			else {
				return tab + '<div id="ysc_menu_' + this.entity_tag + '" class="ysc_menu ysc_link_menu_open small">' + 	
						'<ul>' +
							'<li onclick="ysc.shortcuts.' + this.entity_tag +'.enable();"><img src="' + ysc.imageURL + 'menulink.' + ysc.img_ext + '" class="menulink" /><span>Enable</span></li>' +
						'</ul></div>';
			}
		}
		else {
			var xtra = (this.enabled ? '' : ' disabled');
			return '<div id="ysc_menu_tab_' + this.entity_tag + '" class="ysc_link_menu_tab' + xtra + '" title="Open Menu" ' + 
			((this.visible) ? '' : 'style="display:none;" ') +
			'>' + 
				'<img src="' + ysc.imageURL + 'hiddentabdown' + (this.enabled ? '' : '_dimmed') + '.' + ysc.img_ext + '" />' +
			'</div>';
		}
	}
};

ysc.Menu.prototype.update_selected_badge = function() {
	var get_button = function(menu, which) {
		var str = '#ysc_badge_select_' + menu.entity_tag + ' span.select_' + which;
		var b = jQuery('#ysc_badge_select_' + menu.entity_tag + ' span.select_' + which);
		if (ysc.agent_is_msie) {
			if (b.size()) {
				return b;
			}
			else {
				b = jQuery('#ysc_badge_select_' + menu.entity_tag + ' span.select_' + which + '_hover');
				if (b.size()) {
					return b;
				}
				else {
					return jQuery('#ysc_badge_select_' + menu.entity_tag + ' span.select_' + which + '_disabled');
				}
			}
		}
		else {
			return b;
		}
	};
	var disable = function(button, which) {
		if (ysc.agent_is_msie) {
			button.unbind();	// undo the hover
			button.removeClass().addClass('select_' + which + '_disabled');
		}
		else {
			button.addClass('disabled');
		}
	};
	var enable = function(button, which) {
		if (ysc.agent_is_msie) {
			button.removeClass('select_' + which + '_disabled').addClass('select_' + which);
			button.unbind();
			button.hover(
				function() {
					button.removeClass('select_' + which).addClass('select_' + which + '_hover');
				},
				function() {
					button.removeClass('select_' + which + '_hover').addClass('select_' + which);
				}
			);
		}
		else {
			button.removeClass('disabled');
		}
	};
		
	var nModules = this.shortcut.get_num_modules();
	var selected = this.shortcut.get_selected_module_index() + 1;
	var prev = get_button(this, 'prev'); 
	var next = get_button(this, 'next'); 

	var s = this.shortcut;
	jQuery('#ysc_badge_select_' + this.entity_tag + ' span.selected_badge_num').html('Badge ' + selected + ' of ' + nModules);
	prev.unbind('click');
	next.unbind('click');
	if (selected == 1) {
		disable(prev, 'prev');
	}
	else {
		enable(prev, 'prev');
		prev.bind('click', function() {
			s.decrement_selected_badge();
		});
	}
	if (selected == nModules) {
		disable(next, 'next');
	}
	else {
		enable(next, 'next');
		next.bind('click', function() {
			s.increment_selected_badge();
		});
	}
};

ysc.Shortcut = function(entity_tag, mods) {
	this.inited = false;
	this.entity_tag = entity_tag;
	this.modules = [];
	this.module_name = '';
	this.selected_module_index = 0;
	this.preserve_embed_loc = false;
	var s = this;
	jQuery.each(mods, function(key, value) {
		if (key != 'numMods') {
			s.modules.push({
				'name': key,
				'object': value
			});
		}
	});
	if (this.get_num_modules() > 0) {
		this.set_module_name(this.modules[0].name);
	}
	this.container_id = '';
	this.mode = 'link';
	this.menu = new ysc.Menu(this);
	
	// calculate it once. currently can't be changed on the preview page
	this.set_embed_float(this.calculate_embed_float());
	this.inited = true;
};

ysc.Shortcut.prototype.get_num_modules = function() {
	return this.modules.length;
};

ysc.Shortcut.prototype.increment_selected_badge = function() {
	this.selected_module_index++;
	this.set_module_name(this.modules[this.selected_module_index].name);
	this.menu.update_selected_badge();
};

ysc.Shortcut.prototype.decrement_selected_badge = function() {
	this.selected_module_index--;
	this.set_module_name(this.modules[this.selected_module_index].name);
	this.menu.update_selected_badge();
};

ysc.Shortcut.prototype.set_module_name = function(name) {
	this.module_name = name;
	if (this.mode == 'embed') {
		YAHOO.Shortcuts.getEntityManager().attachEmbed(this.entity_tag, this.module_name, 'ysc_embed_' + this.entity_tag);
	}
};

ysc.Shortcut.prototype.get_selected_module_index = function() {
	return this.selected_module_index;
};

ysc.Shortcut.prototype.set_container_id = function(id) {
	this.container_name = id;
};

// 'embed' | 'link'
ysc.Shortcut.prototype.set_mode = function(mode) {
	if (mode == 'embed' && this.mode != 'embed') {
		if (this.modules.length > 0) {
			this.place_embed_container();
			YAHOO.Shortcuts.getEntityManager().attachEmbed(this.entity_tag, this.module_name, 'ysc_embed_' + this.entity_tag);
			YAHOO.Shortcuts.getEntityManager().disableLink(this.entity_tag);
			jQuery('#' + this.entity_tag).removeAttr('style').addClass('highlighted');
			this.mode = mode;
			this.menu.set_mode(mode);
		}
	}
	else if (mode == 'link' && this.mode != 'link') {
		jQuery('#' + this.entity_tag).removeClass('highlighted');
		YAHOO.Shortcuts.getEntityManager().enableLink(this.entity_tag);
		YAHOO.Shortcuts.getEntityManager().detachEmbed(this.entity_tag, 'ysc_embed_' + this.entity_tag);
		this.remove_embed_container(this.is_embed_preserved());
		this.mode = mode;
		this.menu.set_mode(mode);
	}
};

ysc.Shortcut.prototype.disable = function() {
	if (this.mode == 'embed') {
		YAHOO.Shortcuts.getEntityManager().detachEmbed(this.entity_tag, 'ysc_embed_' + this.entity_tag);
		this.remove_embed_container(this.is_embed_preserved());
		this.mode = 'link';
	}
	YAHOO.Shortcuts.getEntityManager().disableLink(this.entity_tag);
	jQuery('#' + this.entity_tag).removeAttr('style');
	jQuery('#' + this.entity_tag).removeClass('highlighted');
	this.menu.set_mode(this.mode);
	this.menu.disable();
};

ysc.Shortcut.prototype.enable = function() {
	if (this.mode == 'embed') {
		this.place_embed_container();
		YAHOO.Shortcuts.getEntityManager().attachEmbed(this.entity_tag, this.module_name, 'ysc_embed_' + this.entity_tag);
	}
	else {
		YAHOO.Shortcuts.getEntityManager().enableLink(this.entity_tag);
	}
	this.menu.enable();
};

ysc.Shortcut.prototype.is_enabled = function() {
	return this.menu.enabled;
};

ysc.Shortcut.prototype.is_embed_preserved = function() {
	return this.preserve_embed_loc;
};

ysc.Shortcut.prototype.remove_embed_container = function(set_placeholder) {
	var container = jQuery('#ysc_embed_container_' + this.entity_tag);
	if (container.size() > 0) {
		if (set_placeholder) {
			jQuery('#ysc_embed_container_' + this.entity_tag).after(this.get_embed_placeholder_html('hidden'));
		}
		jQuery('#ysc_embed_container_' + this.entity_tag).remove();
	}
};

ysc.Shortcut.prototype.get_embed_placeholder_html = function(hidden) {
	hidden = ((typeof(hidden) !== 'undefined') ? ' hidden' : '');
	var className = 'ysc_embed';
	var float_side = this.get_embed_float_side();
	if (float_side == 'right'){
		className = 'ysc_embed_right';
	}
	else if (float_side == 'center') {
		className = 'ysc_embed_center';
	}
	return '<div id="ysc_embed_' + this.entity_tag + '" class="' + className + hidden + '"></div>';	
};

ysc.Shortcut.prototype.get_embed_container_html = function() {
	var float_side = this.get_embed_float_side();
	var className = 'ysc_embed_container';
	if (float_side == 'right') {
		className = 'ysc_embed_container_right';
	}
	else if (float_side == 'center') {
		className = 'ysc_embed_container_center';
	}
	return 	'<div class="' + className + '" id="ysc_embed_container_' + this.entity_tag + '">' +
			this.get_embed_placeholder_html() + 
			'</div>';	
};

ysc.Shortcut.prototype.place_embed_container = function() {
	var link_span = jQuery('#' + this.entity_tag);
	var placeholder = jQuery('#ysc_embed_' + this.entity_tag);
	if (placeholder.size() > 0) {
		// use the already-present placeholder if we've got one
		placeholder.attr('id', '');
		placeholder.after(this.get_embed_container_html());
		placeholder.remove();
	}
	else {
		var embed_html = this.get_embed_container_html();		
		var p = link_span.parents('p');
		if (p.size() > 0) {
			var child_containers1 = p.children('.ysc_embed_container');
			var child_containers2 = p.children('.ysc_embed_container_right');
			var child_placeholders = p.children('.ysc_embed');
			if (child_containers1.size() === 0 && child_containers2.size() === 0 && child_placeholders.size() === 0) {
				// no embeds already present
				p.prepend(embed_html);
			}
			else {
				p.after('<p>' + embed_html + '</p>');
			}
		}
		else {
			// put it at the top of the entry.
			p = link_span.parents('.entry');
			if (p.size() > 0) {
				p.prepend(embed_html);
			}
		}
	}
};

ysc.Shortcut.prototype.calculate_embed_float = function() {
	var entity = YAHOO.Shortcuts.annotationSet[this.entity_tag];
	var has_embed = ysc.entity_has_embed(entity);
	if (has_embed) {
		var embed_pair = entity.clientMetaData.embeds.split(':');	// embed_dom_id:moduleName
		var embed = jQuery('#' + embed_pair[0]);
		if (embed.size()) {
			var className = embed.attr('class');
			if (className.search(/_right/) > -1) {
				return 'right';
			}
			else if (className.search(/_center/) > -1) {
				return 'center';
			}
		}
	}
	return 'left';
};

ysc.Shortcut.prototype.get_embed_float_side = function() {
	return this.embed_float_side;	
};

ysc.Shortcut.prototype.set_embed_float = function(side) {
	this.embed_float_side = side;
};


ysc.close_menus = function() {
	jQuery.each(ysc.shortcuts, function(entity_tag, shortcut) {
		var m = shortcut.menu;
		if (m.is_open && !m.is_opening && !m.is_closing) {
			m.close();
		}
	});	
};

ysc.prepare_preview = function() {
	ysc.n_shortcuts = 0;
	var n_modules = 0;
	if (typeof(ysc.saved_y_script) !== 'undefined' && ysc.saved_y_script !== '') {
		ysc.generate_annotationSet(ysc.saved_y_script);
	}
	jQuery.each(YAHOO.Shortcuts.annotationSet, function(entity_tag, entity) {
		var embedObj = new YAHOO.Shortcuts.Embed();
		var modules = embedObj.getModules(entity);
		n_modules += modules.numMods;
		
		var has_embed = ysc.entity_has_embed(entity);
		var is_disabled = ysc.entity_is_disabled(entity);
		var embed_pair = [];
		if (has_embed) {
			embed_pair = entity.clientMetaData.embeds.split(':');	// embed_dom_id:moduleName
			ysc.synch_embeds(entity_tag, entity);
			// may have changed after synching ...
			has_embed = ysc.entity_has_embed(entity);
		}
		
		var shortcut = new ysc.Shortcut(entity_tag, modules);
		ysc.shortcuts[entity_tag] = shortcut;
		if (has_embed) {
			shortcut.preserve_embed_loc = true;
			shortcut.set_mode('embed');
			shortcut.set_module_name(embed_pair[1]);
		}
		else if (is_disabled) {
			shortcut.disable();
		}
		else {
			shortcut.set_mode('link');
			shortcut.enable();
		}
		ysc.n_shortcuts++;
	});
	
	jQuery('#ysc_preview_num_shortcuts').html(ysc.n_shortcuts + ' Shortcut' + (ysc.n_shortcuts > 1 ? 's' : ''));
	if (n_modules > 0) {
		jQuery('#convert_shortcuts').toggle(
			function() { ysc.convert_all_shortcuts('embed'); }
			, function() { ysc.convert_all_shortcuts('link'); }
		);
	}
	else {
		jQuery('#convert_shortcuts').addClass('disabled');
	}
	
	jQuery('#remove_shortcuts span').click(function() { ysc.remove_all_shortcuts(); return false; });

	if (ysc.agent_is_msie) {
		ysc.attach_hover('#preview_header li span');
		ysc.attach_hover('#submit_buttons input');
	}

	jQuery('#submenu a.current').attr('href', window.location);
		
	jQuery('body').bind('click', function() {
		ysc.close_menus();
	});
};

ysc.entity_is_disabled = function(entity) {
	return (typeof(entity.clientMetaData) != 'undefined') && 
			(typeof(entity.clientMetaData.disabled) != 'undefined') && 
			(entity.clientMetaData.disabled == 'true');
};
ysc.entity_has_embed = function(entity) {
	return (typeof(entity.clientMetaData) !== 'undefined' && 
			typeof(entity.clientMetaData.embeds) !== 'undefined') && 
			!(ysc.empty(entity.clientMetaData.embeds));
};

ysc.synch_embeds = function(entity_tag, entity) {
	if (ysc.entity_has_embed(entity)) {
		var embed_pair = entity.clientMetaData.embeds.split(':');	// embed_dom_id:moduleName
		var embed = jQuery('#' + embed_pair[0]);
		if (embed.size()) {
			jQuery('#' + embed_pair[0]).attr('id', 'ysc_embed_' + entity_tag);	
			YAHOO.Shortcuts.annotationSet[entity_tag].clientMetaData.embeds = 'ysc_embed_' + entity_tag + ':' + embed_pair[1];
		}
		else {
			// assume user deleted proxy icon
			YAHOO.Shortcuts.annotationSet[entity_tag].clientMetaData.embeds = '';
		}
	}	
};

ysc.enable_all_shortcuts = function() {
	ysc.link_update_lock = true;	// wait till we're done
	jQuery.each(ysc.shortcuts, function(entity_tag, shortcut) {
		if (!shortcut.is_enabled()) {
			shortcut.enable();
		}
	});
	ysc.link_update_lock = false;	
	ysc.update_remove_shortcuts_link();
};

ysc.remove_all_shortcuts = function() {
	ysc.link_update_lock = true;	// wait till we're done
	jQuery.each(ysc.shortcuts, function(entity_tag, shortcut) {
		shortcut.disable();
	});
	ysc.link_update_lock = false;
	ysc.update_remove_shortcuts_link();	
};

ysc.link_update_lock = false;
ysc.update_remove_shortcuts_link = function() {
	if (ysc.link_update_lock) {
		return;
	}
	ysc.link_update_lock = true;
	var will_remove = true;
	var n_shortcuts = 0;
	var n_enabled = 0;
	for(var entity_tag in ysc.shortcuts) {
		n_enabled = (ysc.shortcuts[entity_tag].is_enabled()) ? n_enabled + 1 : n_enabled;
		n_shortcuts++;
	}
	// if majority are enabled, our link will be 'remove'	
	if (n_enabled < Math.floor(n_shortcuts / 2)) {
		will_remove = false;
	}
	var link = jQuery('#remove_shortcuts span');
	if(will_remove) {
		link.unbind('click');
		link.html('Remove all Shortcuts');
		// on a timeout instead of directly binding because msie activates the new binding 
		// when	bubbling back out of our click ... causing an infinite loop.
		setTimeout(
			function() {
				link.click(function() { ysc.remove_all_shortcuts(); return false; });
			},
		1);
	}
	else {
		link.unbind('click');
		link.html('Enable all Shortcuts');
		setTimeout(
			function() {
				link.click(function() { ysc.enable_all_shortcuts(); return false; });
			},
		1);
	}
	ysc.link_update_lock = false;
};

ysc.convert_all_shortcuts = function(to_what) {
	jQuery.each(ysc.shortcuts, function(entity_tag, shortcut) {
		if (shortcut.is_enabled()) {
			shortcut.set_mode(to_what);
		}
	});
	if (to_what == 'embed')  {
		jQuery('#convert_shortcuts span').html('Convert all badges to links');
	}
	else {
		jQuery('#convert_shortcuts span').html('Convert all links to badges');
	}

};

ysc.preview_submitted = function() {
	// strip our UI out, leaving only the embeds
	jQuery('div.ysc_menu_container').remove();
	jQuery.each(ysc.shortcuts, function(entity_tag, shortcut){
		if (shortcut.mode == 'embed' && shortcut.is_enabled()) {
			// we leave these in the post text
			var float_side = shortcut.get_embed_float_side();
			if (float_side == 'right') {
				jQuery('#ysc_embed_container_' + entity_tag).after('<div id="ysc_embed_' + entity_tag + '" class="ysc_embed_right"></div>');
			}
			else if (float_side == 'center') {
				jQuery('#ysc_embed_container_' + entity_tag).after('<div id="ysc_embed_' + entity_tag + '" class="ysc_embed_center"></div>');
			}
			else {
				jQuery('#ysc_embed_container_' + entity_tag).after('<div id="ysc_embed_' + entity_tag + '" class="ysc_embed"></div>');
			}
		}
		else {
			jQuery('#ysc_embed_' + entity_tag).remove();
		}
		jQuery('#ysc_embed_container_' + entity_tag).remove();
		
		var span = jQuery('#' + entity_tag);
		span.removeAttr('style');
		span.removeClass('highlighted');
		span.clone().insertAfter('#ysc_nobr_' + this.entity_tag);
		jQuery('#ysc_nobr_' + this.entity_tag).remove();
	});
	var post = jQuery('#preview_rendering').html();
	if (ysc.agent_is_msie) {
		post = post.replace(/ _?\$events="null"/g, '');
		post = post.replace(/<\/p>[\r\n]/gi, '<\/p>');
		post = ysc.normalize_spans(post);
	}
	post = post.replace('&', '&amp;');
	jQuery('input[@name=ysc_content]').val(post);
	jQuery('input[@name=ysc_entity_script]').val(YAHOO.Shortcuts.getEntityManager().getJSONString());
};


// ------------------------ published functions

ysc.prepare_publish = function() {
	var span, embed;
	jQuery.each(YAHOO.Shortcuts.annotationSet, function(entity_tag, entity) {
		ysc.synch_embeds(entity_tag, entity);
		span = jQuery('#' + entity_tag);
		embed = jQuery('#ysc_embed_' + entity_tag);
		if (span.size() > 0 && embed.size() > 0) {
			var s = span;	// otherwise closure captures big scope, span continues to change
			embed.hover(
				function() {
					s.addClass('highlighted');
				},
				function() {
					s.removeClass('highlighted');
				}
			);
		}
	});
};

// ------------------------ start it up

YAHOO.Shortcuts.YUI.util.Event.addListener(window, "load", function(e,obj) {
	// poll until we're ready
	if (typeof(YAHOO.Shortcuts.globals) == 'undefined') {
		setTimeout(function() { 
			if (typeof(YAHOO.Shortcuts.globals) == 'undefined') {
				setTimeout(this, 250);
			}
			else {
				if (!ysc.inited) {
					ysc.init();
				}
			}
		}, 250);
	}
	else { 
		if (!ysc.inited) {
			ysc.init();
		}
	}
}, YAHOO.Shortcuts);