commit 96bf936ec9ba55e2930d3ba931c19f97e4b475e5
Author: Lisa Milne <lisamilne618@gmail.com>
Date:   Sun Nov 5 09:32:15 2023 +1000

    initial commit

diff --git a/clite/core.css b/clite/core.css
new file mode 100644
index 0000000..bd38451
--- /dev/null
+++ b/clite/core.css
@@ -0,0 +1,60 @@
+html,body {margin:0; padding:0; overflow:auto; width:100%; height:100%; background-color:#000000; color:#FFFFFF; font-family:monospace; font-size:14px;}
+body {}
+
+div, header, section, article, p, form, h1 {display:block; margin:0; padding:0;}
+header {padding:10px;}
+header h1 {line-height:40px; font-size:30px;}
+section {}
+section.content {}
+section.content div#terminal {border: 1px solid #FFFFFF; width:100%; min-width: 500px; max-width:1000px; margin:10px auto; overflow:hidden; min-height:100px; padding:10px;}
+section.content article {}
+section.content form {}
+section.content form label, section.content form input, section.content form input:focus {display:block; float:left; border:none; margin:0; padding:0; font-family:monospace; font-size:14px; line-height:20px; background-color:#000000; color:#FFFFFF; outline:none;}
+
+div.vga {margin:auto; z-index:10; background-color:#000000;}
+div.io {position:absolute; top:0px; left:0px; width:100px; height:100px; z-index:3;}
+div.ioblank {position:absolute; top:0px; left:0px; width:100px; height:100px; z-index:9; background-color:black;}
+div.io textarea {display:block; width:50px; height:50px;}
+div.io audio {display:block; width:20px; height:20px;}
+div.output {z-index:4;}
+div.input {z-index:5;}
+div span {margin:0; padding:0; border:0;}
+
+.vga-f0 {color:#000000;}
+.vga-f1 {color:#0000AA;}
+.vga-f2 {color:#00AA00;}
+.vga-f3 {color:#00AAAA;}
+.vga-f4 {color:#AA0000;}
+.vga-f5 {color:#AA00AA;}
+.vga-f6 {color:#AA5500;}
+.vga-f7 {color:#AAAAAA;}
+.vga-f8 {color:#555555;}
+.vga-f9 {color:#5555FF;}
+.vga-fA {color:#55FF55;}
+.vga-fB {color:#55FFFF;}
+.vga-fC {color:#FF5555;}
+.vga-fD {color:#FF55FF;}
+.vga-fE {color:#FFFF55;}
+.vga-fF {color:#FFFFFF;}
+
+.vga-b0 {background-color:#000000;}
+.vga-b1 {background-color:#0000AA;}
+.vga-b2 {background-color:#00AA00;}
+.vga-b3 {background-color:#00AAAA;}
+.vga-b4 {background-color:#AA0000;}
+.vga-b5 {background-color:#AA00AA;}
+.vga-b6 {background-color:#AA5500;}
+.vga-b7 {background-color:#AAAAAA;}
+.vga-b8 {background-color:#555555;}
+.vga-b9 {background-color:#5555FF;}
+.vga-bA {background-color:#55FF55;}
+.vga-bB {background-color:#55FFFF;}
+.vga-bC {background-color:#FF5555;}
+.vga-bD {background-color:#FF55FF;}
+.vga-bE {background-color:#FFFF55;}
+.vga-bF {background-color:#FFFFFF;}
+
+.vga-blink {
+    animation: blink 1s steps(1) infinite;
+}
+@keyframes blink { 50% { color: transparent; } }
diff --git a/clite/core.js b/clite/core.js
new file mode 100644
index 0000000..4080fbe
--- /dev/null
+++ b/clite/core.js
@@ -0,0 +1,166 @@
+var clite = {
+	state:{
+		isinit:false,
+		terminal:null,
+		input:{
+			ispass:false,
+			form:null,
+			field:null
+		}
+	},
+	events:{
+		keyup:function(e) {
+			if (e.key == 'Down' || e.key == 'ArrowDown') {
+				clite.shell.history.down();
+				return false;
+			}
+			if (e.key == 'Up' || e.key == 'ArrowUp') {
+				clite.shell.history.up();
+				return false;
+			}
+			var t = clite.state.input.field.value;
+			if (e.key != 'Enter') {
+				clite.shell.history.setCurrent(t);
+				return true;
+			}
+			clite.shell.exec(t);
+			return false;
+		},
+		refocus:function(e) {
+			clite.core.genForm();
+			clite.state.input.field.focus();
+		}
+	},
+	core:{
+		genForm:function() {
+			var f = document.getElementById('form');
+			if (!f)
+				f = document.createElement('form');
+			f.id = 'form';
+			f.innerHTML = '';
+			var l = document.createElement('label');
+			l.innerHTML = clite.shell.prompt.getHTML();
+			f.appendChild(l);
+			var i = document.createElement('input');
+			i.type = clite.state.input.ispass ? 'password' : 'text';
+			i.value = clite.shell.history.getCurrent();
+			f.appendChild(i);
+			clite.state.input.form = f;
+			clite.state.input.field = i;
+			var t = document.getElementById('terminal');
+			if (!t)
+				return;
+			t.appendChild(f);
+			i.onkeyup = clite.events.keyup;
+			i.onfocusout = clite.events.refocus;
+			i.onblur = clite.events.refocus;
+			f.onsubmit = function() {return false;};
+		},
+		setPass:function(is) {
+			clite.state.input.ispass = !!is;
+			if (typeof clite.state.input.ispass != 'Boolean')
+				clite.state.input.ispass = false;
+		}
+	},
+	init:function() {
+		if (this.state.isinit)
+			return;
+		this.state.isinit = true;
+
+		document.getElementById('terminal').innerHTML = '';
+		// TODO: read in /usr/share/introduction
+		this.events.refocus();
+	}
+};
+
+clite.shell = {
+	readLine:function(cb) {
+	},
+	writeLine:function(txt) {
+		var a = document.createElement('article');
+		a.innerHTML = txt;
+		var t = document.getElementById('terminal');
+		if (!t)
+			return;
+		t.appendChild(a);
+		clite.events.refocus();
+	},
+	exec:function(txt) {
+		if (txt.length < 1) {
+			clite.shell.writeLine(clite.shell.prompt.getHTML());
+			return;
+		}
+		clite.shell.history.add(txt);
+		clite.shell.history.resetCurrent();
+		clite.shell.writeLine(clite.shell.prompt.getHTML()+txt);
+		// TODO: actually execute the command
+	},
+	prompt:{
+		list:[],
+		data:'$ ',
+		set:function(txt) {
+			clite.shell.prompt.list = [];
+			clite.shell.prompt.data = txt;
+		},
+		push:function(txt) {
+			clite.shell.prompt.list.push(clite.shell.prompt.data);
+			clite.shell.prompt.data = txt;
+		},
+		pop:function() {
+			clite.shell.prompt.data = clite.shell.prompt.list.pop();
+		},
+		get:function() {
+			return clite.shell.prompt.data;
+		},
+		getHTML:function() {
+			return clite.lib.htmlEncode(clite.shell.prompt.data);
+		}
+	},
+	history:{
+		data:[],
+		current:'',
+		index:0,
+		add:function(txt) {
+			if (txt.length < 1)
+				return;
+			clite.shell.history.data.push(txt);
+			clite.shell.history.index = clite.shell.history.data.length;
+		},
+		up:function() {
+			if (clite.shell.history.index == 0)
+				return;
+			clite.shell.history.index--;
+			clite.events.refocus();
+		},
+		down:function() {
+			if (clite.shell.history.index == clite.shell.history.data.length)
+				return;
+			clite.shell.history.index++;
+			clite.events.refocus();
+		},
+		setCurrent:function(txt) {
+			clite.shell.history.current = txt;
+		},
+		getCurrent:function() {
+			if (clite.shell.history.index == clite.shell.history.data.length)
+				return clite.shell.history.current;
+			return clite.shell.history.data[clite.shell.history.index];
+		},
+		resetCurrent:function() {
+			clite.shell.history.current = '';
+			clite.shell.history.index = clite.shell.history.data.length;
+		}
+	}
+};
+
+clite.lib = {
+	htmlEncode:function(txt) {
+		return txt
+			.replace(/&/g, '&amp')
+			.replace(/'/g, '&apos')
+			.replace(/"/g, '&quot')
+			.replace(/>/g, '&gt')
+			.replace(/</g, '&lt')
+			.replace(/ /g, '&nbsp;');
+	}
+}
diff --git a/data/filesys.txt b/data/filesys.txt
new file mode 100644
index 0000000..75fee00
--- /dev/null
+++ b/data/filesys.txt
@@ -0,0 +1,8 @@
+# filesystem index file
+# line format: url:filepath:permissions
+# url is the server-side file path and name, relative to the data directory
+# filepath is CLIte's Unix-like path, such as /usr/share/introduction
+# permissions is CLIte's Unix-like file permissions for the file, such as rwxrwxrwx
+# empty lines, or lines beginning with a # are ignored
+
+intro:/usr/share/introduction:rw-rw-r--
diff --git a/data/intro b/data/intro
new file mode 100644
index 0000000..bd5f6c4
--- /dev/null
+++ b/data/intro
@@ -0,0 +1,6 @@
+BEGINDATAWelcome, this site runs on Clite, the command line site management system.
+Clite works like a Unix terminal, a guest login will be automatically generated for you.
+Clite has many Unix-like commands for navigating the website, simply type in a command and press enter to run it.
+Not sure how this works? Use the `help' command at any time.
+
+Press Enter to begin.
diff --git a/index.html b/index.html
new file mode 100644
index 0000000..13d6397
--- /dev/null
+++ b/index.html
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+<!DOCTYPE html>
+<html>
+<head>
+	<title>CLITE</title>
+	<script type="text/javascript" src="clite/core.js"></script>
+	<link rel="stylesheet" type="text/css" href="clite/core.css" />
+	<style type="text/css"></style>
+</head>
+<body>
+	<header>
+		<h1 id="title">CLITE</h1>
+	</header>
+	<section class="content">
+		<div id="terminal">
+			<noscript>This site requires Javascript.</noscript>
+		</div>
+	</section>
+<script type="text/javascript">clite.init();</script>
+</body>
+</html>
diff --git a/index.php b/index.php
new file mode 100644
index 0000000..d9a9319
--- /dev/null
+++ b/index.php
@@ -0,0 +1,7 @@
+<!--?php
+if (!isset($_POST['CLITE_SESSION'])) {
+?-->
+
+<!--?php
+}
+?-->