fix bug in vfs link resolution, add some files

clite/core.js

@@ -94,7 +94,8 @@ var clite = {
 					var d = `
 clite/core.js:/usr/clite/core.js:0:0:-rw-r-----
 clite/core.css:/usr/clite/web/core.css:0:0:-rw-r-----
-data/intro:/usr/share/introduction:0:0:-rw-rw-r--`;
+data/intro.txt:/usr/share/introduction:0:0:-rw-rw-r--
+data/about.txt:/usr/share/site/about:0:0:-rw-rw-r--`;
 					init2(d);
 					return;
 				}
@@ -531,7 +532,12 @@ clite.vfs = {
 			var n = vfsdata.fs;
 			var parts = path.split('/');
 			while (parts.length > 0) {
-				if (!n.data.isdir || !checkCanOpen(n))
+				if (!checkCanOpen(n))
+					return null;
+				if (n.data.islink) {
+					n = vfsdata.api.getNode(n.data.content);
+				}
+				if (!n.data.isdir)
 					return null;
 				var p = parts.shift();
 				if (!p || p == '')
@@ -749,6 +755,48 @@ clite.term = {
 		if (typeof clite.state.input.type == 'object' && typeof clite.state.input.type.type == 'string')
 			return clite.state.input.type.type;
 		return 'text';
+	},
+	api:{
+		clear:function() { // clears the terminal
+			clite.term.clear(false);
+		},
+		getTTY:function() { // gets an empty element with key events (allows view/less to display content in a clean element)
+			var tty = {
+				handleKeys:function(cb) {
+					this.data.cb = cb;
+				},
+				draw:function(data) {
+					if (typeof data == 'string') {
+						this.data.el.innerHTML += data;
+						return true;
+					}else if (data instanceof HTMLImageElement) {
+						this.data.el.appendChild(data);
+						return true;
+					}
+					return false;
+				},
+				data:{
+					cb:null,
+					el:null,
+					onkeypress:function(e) {
+						try{
+							this.cb(e);
+						}catch(err) {}
+						return false;
+					}
+				}
+			};
+			tty.data.el = document.createElement('div');
+			tty.data.el.onkeypress = tty.data.onkeypress;
+			var p = document.getElementById('terminal').parentNode;
+			p.appendChild(tty.data.el);
+			tty.data.el.focus();
+			return tty;
+		},
+		dropTTY:function(tty) {
+			tty.data.el.parentNode.removeChild(tty.data.el);
+			delete tty;
+		}
 	}
 };
 
@@ -796,6 +844,9 @@ clite.shell = {
 		case 'stdio':
 			return clite.io;
 			break;
+		case 'term':
+			return clite.term.api;
+			break;
 		default:
 			return null;
 			break;

data/about.txt

@@ -0,0 +1,4 @@
+Welcome, 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.

data/filesys.txt

@@ -11,4 +11,5 @@
 
 clite/core.js:/usr/clite/core.js:0:0:-rw-r-----
 clite/core.css:/usr/clite/web/core.css:0:0:-rw-r-----
-data/intro:/usr/share/introduction:0:0:-rw-rw-r--
+data/intro.txt:/usr/share/introduction:0:0:-rw-rw-r--
+data/about.txt:/usr/share/site/about:0:0:-rw-rw-r--

data/intro

@@ -1,4 +0,0 @@
-Welcome, 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.

data/intro.txt

@@ -0,0 +1,4 @@
+Welcome, 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.