simpleWebChat/index.html at master · Stereo101/simpleWebChat · GitHub

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<script type="text/javascript">


	function postIt(skipPost) {
		if(skipPost) {
			var t = "";
		} else {
			var t = document.getElementById("t").value;
		}

		var xhr = new XMLHttpRequest();
		xhr.open("POST","/",false);
		xhr.setRequestHeader("Content-type","application/x-www-form-urlencoded");
		xhr.send(t);

		if(!skipPost) {
			document.getElementById("t").value = "";
		}


		if(xhr.responseText.trim() != "") {
			var scrollToBottom = ((window.innerHeight + window.scrollY) >= document.body.offsetHeight);
			var messages = xhr.responseText.split("`").slice(1);

			for(var i=0; i<messages.length;i++) {
				var textColor = "#" + messages[i].split(";",1)[0];
				var message = messages[i].split(";",2)[1];
				var messageBox = document.createElement("div");

				messageBox.style.borderRadius = "5px";
				messageBox.style.border = "1px solid";
				messageBox.style.backgroundColor = textColor;
				messageBox.style.padding = "9px";
				messageBox.style.color = "#000000";
				messageBox.style.fontFamily = "Helvetica";
				messageBox.style.display = "inline-block";
				messageBox.style.marginBottom = "5px";
				messageBox.appendChild(document.createTextNode(message));
				var br = document.createElement("br");

				document.getElementById("textBox").appendChild(messageBox);
				document.getElementById("textBox").appendChild(br);
			}

			if(scrollToBottom) {
					window.scrollTo(0,document.body.scrollHeight);
			}
		}


	}

	document.onkeypress = function (e) {
		e = e || window.event;
		if(e.keyCode == 13) {
			postIt(false);
		}
	};

	setInterval(postIt,1000,true);

</script>


<html style="background-color:#eeeeee">
	<body style="margin-bottom:25px;">
		<div id="wrapper" style="min-height:100%">

			<div id="content" style="overflow:auto;">
				<div id="textBox"></div>
			</div>


			<!--<input style="width:10;" type="button" value="send" onclick="postIt(false);">-->
		</div>
	</body>
	<div id="footer">
				<input style="position:fixed;height: 25px;bottom:0;left:0;right:0;width:100%;margin-bottom:0px;" type="text" id="t">
	</div>
</html>