bookmark.js

ext.bookmark	=	{
	get_content_type: function(url, finishcb)
	{
		if(url.match(/^https?:/))
		{
			var xhr	=	new XMLHttpRequest();
			xhr.open('GET', url, true);
			xhr.onreadystatechange	=	function()
			{
				if(xhr.readyState == 4)
				{
					var content_type = xhr.getResponseHeader('Content-Type');
					finishcb(content_type);
				}
			}
			xhr.send();
		}
		else if(url.match(/^file:/))
		{
			var type	=	'text/html';
			if(url.match(/\.(jpe?g|gif|png|bmp)$/))
			{
				type	=	'image/'+url.replace(/^.*\.(jpe?g|gif|png|bmp)$/, '$1');
			}
			(function() { finishcb(type); }).delay(0, this);
		}
		else
		{
			(function() { finishcb('text/html'); }).delay(0, this);
		}
	},

	open: function(container, inject, options)
	{
		options || (options = {});

		chrome.tabs.query({active: true, currentWindow: true}, function(tabs) {
			var tab		=	tabs[0];
			var type	=	'';

			var do_open	=	function(tabdata)
			{
				var text	=	'';
				if(tabdata.image && tabdata.image != '')
				{
					text	+=	'![image]('+tabdata.image+')  \n';
				}
				else if(tabdata.desc)
				{
					text	+=	tabdata.desc;
				}
				var linkdata	=	{
					title: type == 'image' ? '' : tab.title,
					url: tab.url,
					type: type,
					text: text
				};

				ext.panel.open(container, 'BookmarkController', {
					inject: inject,
					linkdata: linkdata
				}, {
					width: 750
				});
			};

			if(tab.url.match(/^chrome/))
			{
				type	=	'link';
				do_open({image: false});
			}
			else
			{
				ext.bookmark.get_content_type(tab.url, function(content_type) {
					type	=	content_type.match(/^image/) ? 'image' : 'link';
					if(type == 'image')
					{
						do_open({});
					}
					else
					{
						chrome.runtime.onMessage.addListener(function(req, sender) {
							if(req.type == 'bookmark-scrape')
							{
								(function() { do_open(req.data); }).delay(0, this);
								chrome.runtime.onMessage.removeListener(arguments.callee);
							}
						});
						chrome.tabs.executeScript(null, {file: 'data/bookmark.scrape.js'});
					}
				});
			}
		});
	}
};