initial release

git-svn-id: http://svn.coderepos.org/share/lang/javascript/vimperator-plugins/trunk@16874 d0d07461-0603-4401-acd4-de1884942a52

1 files changed, 202 insertions, 0 deletions

diff --git a/ldr_unread_counter.js b/ldr_unread_counter.js
new file mode 100644
index 0000000..0288afe
--- /dev/null
+++ b/ldr_unread_counter.js
@@ -0,0 +1,202 @@
+/**
+ * ==VimperatorPlugin==
+ * @name            LDR unread counter
+ * @description     Display unread count of LDR to statusbar
+ * @description-ja  ステータスバーにLDRの未読件数を表示
+ * @version         0.1a
+ * @author          teramako teramako@gmail.com
+ * ==/VimperatorPlugin==
+ *
+ * まず最初に
+ * let livedoor_id = "<livedoor ID>"
+ * とユーザIDを設定してください。
+ */
+
+liberator.plugins.ldrUnreadCounter = (function(){
+
+const defaultNameSpace = "http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul";
+const gIntervalName = "ldr_check_intervals";
+const userIdName = "livedoor_id";
+
+var statusPanel, canvas;
+var icon_image = new Image();
+icon_image.src = "data:image/png;base64," +
+                 "iVBORw0KGgoAAAANSUhEUgAAABAAAAAQCAYAAAAf8/9hAAAAAXNSR0IArs4c6QAAAQ5JREFUOMul" +
+                 "kz1OAzEQhT87hihN2kUU3opjRELaiCYVgstQIKXLEdJT09IgrVJwi4SG7ehIgbR/Zik2WLblCCn7" +
+                 "JMuemeenmbFHALDsOk7BUghx+Xji5QPUpGEQVOjYrUyUePUwivqlqTvcNdVzG5zqubV3K0PINXWH" +
+                 "+mqFn9LtBjDOGWuHXABl6uP1hbEYV5bVcYH92rBfG1tOtAcAZQXJd7+7guPkxp4vrjc27vJl2kLa" +
+                 "wofq97R15Be5Fdk+GRt3+fYZ/y6+OwJNCWS5baKLtO25gjv/J/48+2R5P+LsLaP6fPV8AJxHPpJb" +
+                 "NwCznGaWM04yz6dLKAChF8NmQTIQAuC/LIpDW3QwDsWLEL8RGH9NPOjBNQAAAABJRU5ErkJggg==";
+
+/**
+ * initial function
+ */
+function init(){
+	createStatusButton();
+	manager.start();
+}
+
+/**
+ * create Status Icon to status line
+ */
+function createStatusButton(){
+	function createElement(localName, attrs, namespace){
+		var elm = document.createElementNS(namespace ? namespace : defaultNameSpace, localName);
+		for (var name in attrs) elm.setAttribute(name, attrs[name]);
+		return elm;
+	}
+	// FIXME: onclick時にLDRを開くように要修正
+	statusPanel = createElement("statusbarpanel", {
+		id: "ldr_unread_count_panel",
+		tooltiptext: "Count: " });
+	canvas = createElement("canvas", {
+		id: "ldr_unread_count_image",
+		width: "24", height: "16"
+	},"http://www.w3.org/1999/xhtml");
+	statusPanel.appendChild(canvas);
+
+	// Iconだけ最初に描画がしておく
+	var ctx = canvas.getContext("2d");
+	icon_image.onload=function(){ ctx.drawImage(icon_image,0,0); };
+	//ctx.drawImage(icon_image,0,0);
+
+	document.getElementById('status-bar').insertBefore( statusPanel,
+		document.getElementById('security-button').nextSibling);
+}
+function updateTooltip(str){
+	statusPanel.setAttribute("tooltiptext",str);
+}
+/**
+ * Update StatusIcon
+ * @param {String|Number} count
+ */
+function updateCanvasCount(count){
+	count = "" + count;
+
+	var ctx = canvas.getContext("2d");
+	ctx.clearRect(0,0,24,16);
+	ctx.save();
+
+	// LDR Icon の描画
+	ctx.drawImage(icon_image,0,0);
+
+	var width = ctx.canvas.width;
+	var height = ctx.canvas.height;
+	var len = ctx.mozMeasureText(count);
+
+	// 未読件数の背景を暗くする
+	// XXX: もっと良い色募集
+	ctx.save();
+	ctx.fillStyle = "rgba(48,48,48,0.75)";
+	ctx.fillRect(width-len-1,4,len+1,12);
+	ctx.restore();
+
+	// 未読件数の描画
+	// XXX: もっと良い色募集
+	ctx.fillStyle = "Cyan";
+	ctx.mozTextStyle = "12px sans-serif";
+	ctx.translate(width - len-1 ,height-1);
+	ctx.mozDrawText(count);
+	ctx.restore();
+}
+/**
+ * Draw Stop mark
+ */
+function canvasDrawStop(){
+	var ctx = canvas.getContext("2d");
+	ctx.clearRect(0,0,24,16);
+	ctx.drawImage(icon_image,0,0);
+	ctx.save();
+	//禁止マークの描画
+	ctx.strokeStyle = "Red";
+	ctx.lineWidth = "2";
+	ctx.beginPath();
+	ctx.arc(17,9,6,0,Math.PI*2,false);
+	ctx.stroke();
+	ctx.translate(17,9);
+	ctx.rotate(Math.PI/4);
+	ctx.beginPath();
+	ctx.moveTo(-6,0);
+	ctx.lineTo(6,0)
+	ctx.stroke()
+	ctx.restore();
+}
+
+var unreadCount = 0;
+function setCount(count){
+	unreadCount = count;
+	updateTooltip("Unread: " + count);
+	updateCanvasCount(count);
+}
+
+function checkCount(id){
+	try {
+		var xhr = new XMLHttpRequest();
+		xhr.mozBackgroundRequest = true;
+		xhr.open("GET", "http://rpc.reader.livedoor.com/notify?user=" + id, false);
+		xhr.send(null);
+		setCount(xhr.responseText.split("|")[1]);
+	} catch (e) {
+		liberator.log(e,0);
+		liberator.echoerr("LDR Unread Counter: " + e.message);
+	}
+}
+var timer = null;
+function startup(id){
+	setTimeout(function(){
+		checkCount(id);
+		timer = setTimeout(arguments.callee, manager.interval);
+	}, 1000);
+}
+// ---------------------------------------------------
+// PUBLIC
+// ---------------------------------------------------
+var manager = {
+	get user_id() {
+		return liberator.globalVariables[userIdName];
+	},
+	get interval() {
+		var  interval = liberator.globalVariables[gIntervalName];
+		if (interval){
+			interval = parseInt(interval,10);
+		}
+		return (isNaN(interval) ? 120 : interval) * 1000;
+	},
+	set interval(value){
+		value = parseInt(value,10);
+		if (isNaN(value)) return null;
+
+		liberator.globalVariables[gIntervalName] = value;
+		return value;
+	},
+	get count(){
+		return unreadCount;
+	},
+	start: function(){
+		if (!this.user_id) {
+			liberator.echoerr("LDR Unread Counter: Please :let "+ userIdName + " = <livedoor ID>");
+			// FIXME: なんかエラーが出る。原因が良く分からん
+			//this.stop();
+			return;
+		}
+		if (timer === null)
+			startup(this.user_id);
+		else
+			liberator.echoerr("LDR Unread Counter has already started");
+	},
+	stop: function(){
+		window.clearTimeout(timer);
+		timer = null;
+		canvasDrawStop();
+		updateTooltip("LDR Unread Counter: stoped");
+	},
+	open: function(){
+		liberator.open(['http://reader.livedoor.com/reader/']);
+	}
+};
+
+init();
+return manager;
+})();
+
+// vim: sw=4 ts=4: