Chrome extension for lob.li.

Untested with the API

lob.li crx/js/background.js

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+chrome.commands.onCommand.addListener(function(command){ // Keyboard shortcut trigger - Shorten current tab
+	if(command == "shortenTab"){
+		chrome.tabs.query({active: true, currentWindow: true}, function(tabs){
+			var current = tabs[0]
+			shortenTabURL(current.id);
+		});
+	}
+});
+
+chrome.browserAction.onClicked.addListener(function(tab){ // Shorten current tab when lobli icon pressed
+	chrome.tabs.query({active: true, currentWindow: true}, function(tabs){
+		var current = tabs[0]
+		shortenTabURL(current.id);
+	});
+});
+
+function showAlert(text){
+	var opt ={
+		type: "basic",
+		title: "lob.li Chrome",
+		message: text,
+		iconUrl: "../icons/lobli-128.png"
+	}
+	chrome.notifications.create('lobli-cr', opt, function(id){});
+}
+
+function copyToClipboard(text){
+	var clipboard = document.getElementById("clipboard");
+	clipboard.value = text;
+	clipboard.focus();
+	clipboard.select();
+	document.execCommand("copy");
+}
+
+function testURL(s) { // Stolen from http://stackoverflow.com/a/17726973 since I suck at RegExp - Returns true(bool) on good looking link
+    var regexp = /(http|https):\/\/(\w+:{0,1}\w*@)?(\S+)(:[0-9]+)?(\/|\/([\w#!:.?+=&%@!\-\/]))?/;
+    return regexp.test(s);    
+}
+
+function shortenTabURL(tabid){ // Use just a tab id to shorten its url
+	chrome.tabs.get(tabid, function(tab){
+		shortenURL(tab.url);
+	});
+}
+
+function shortenURL(url){ // Creates a short url and copies it to clipboard
+	if(testURL(url)){
+		sendAPIRequest("shorten&url=" + url, function(req){
+			var res = req.responseText.trim();
+			if(res == "dead"){
+				showAlert("Apparently the link is dead..."); 
+			}else if(res == "db"){
+				showAlert("I got a database error!");
+			}else if(res == "Error"){
+				showAlert("General Error.");
+			}else{
+				copyToClipboard("http://lob.li/" + res);
+				showAlert("Link shortened. Short link copied to clipboard!");
+			}
+		});
+	}
+}
+
+function resolveURL(url){ // For when/if I decide to add the ability to resolve links through the extension
+	if(testURL(url)){
+		sendAPIRequest("resolve&url=" + url, function(req){
+			var res = req.responseText.trim();
+			copyToClipboard(res);
+			showAlert("Link Resolved!\n" + res);
+		});
+	}
+}
+
+function sendAPIRequest(url, callback){ // Sends a GET request to the server, response is expected to be text and only short id, or resolved link
+	var method = "GET";
+	var req = new XMLHttpRequest();
+	req.open(method, "http://lob.li/ch/" + url, true);
+	req.onload = function(){
+		callback(req);
+	};
+	req.send();
+}

lob.li crx/js/contextmenu.js

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+chrome.contextMenus.onClicked.addListener(function(info, tab) {
+	switch(info.menuItemId) {
+		case "shortenLink":
+			shortenURL(info.linkUrl, tab.id);
+			break;
+		case "shortenFile":
+			shortenURL(info.srcUrl, tab.id);
+			break;
+	}
+});
+
+chrome.runtime.onInstalled.addListener(function() {
+	chrome.contextMenus.create({"title": "Shorten link to this file with lob.li", "contexts": ["image", "video", "audio"], "id": "shortenFile"});
+	chrome.contextMenus.create({"title": "Shorten link with lob.li", "contexts": ["link"], "id": "shortenLink"});
+});