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<!DOCTYPE html>
<html lang="en" xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta charset="utf-8" />
<title>AS3 to TypeScript Convertor by Richard Davey</title>
<link href='http://fonts.googleapis.com/css?family=Source+Code+Pro:400,700' rel='stylesheet' type='text/css'>
<style>
body {
font-family: 'Source Code Pro', sans-serif;
color: #ffffff;
margin: 24px;
background-color: #1f7e9d;
}
h1, h2, h3 {
text-shadow: 0 1px 0 #424242;
font-weight: normal;
padding: 0;
}
div#header {
background: url(http://sandbox.photonstorm.com/gfx/burd-64x64.png) no-repeat top right;
min-height: 64px;
margin-bottom: 32px;
}
div#header h1 {
float: left;
margin: 10px 0px 0px 0px;
}
div#header h3 {
float: right;
margin: 10px 80px 0px 0px;
}
a {
text-decoration: none;
color: #fff568;
}
a:hover {
background-color: #FF9900;
color: #000;
}
div#filelist {
font-size: 10pt;
}
</style>
</head>
<body>
<div id="header">
<h1>AS3 to TypeScript Convertor</h1>
<h3>v1.1 - Richard Davey<br /><a href="http://www.photonstorm.com">Photon Storm</a></h3>
</div>
<?php
$input_dir = dirname(__FILE__) . DIRECTORY_SEPARATOR . 'input';
$output_dir = dirname(__FILE__) . DIRECTORY_SEPARATOR . 'output';
// The results are saved into the global var $filelist
$filelist = array();
if (is_dir($input_dir))
{
// Deep scan for .as files
dirToArray($input_dir);
// print_r($filelist); // Uncomment for debugging
}
$all_files = false;
$single_file = false;
$total = count($filelist);
if (isset($_GET['f']) === true)
{
$single_file = $_GET['f'];
}
if (isset($_GET['a']) === true)
{
$all_files = true;
}
// Display the output
if ($total > 0)
{
if ($all_files === false && $single_file === false)
{
displayFileTotal();
displayFileList();
}
else if ($single_file !== false)
{
displaySingleFile($single_file);
processFile($single_file, false);
displaySummary();
}
else if ($all_files !== false)
{
displayFileTotal();
foreach ($filelist as $key => $value) {
processFile($value, true);
}
displaySummary();
}
}
else
{
displayNoFilesFound();
}
function displayNoFilesFound() {
global $input_dir;
echo "<p>No ActionScript files found in $input_dir or folder doesn't exist.</p>";
echo "<p>Please copy some across and <a href=\"index.php\">refresh this page</a>.</p>";
}
function displayFileTotal() {
global $total, $input_dir;
echo "<p>$total ActionScript files found in $input_dir</p>";
}
function displaySingleFile($filename) {
$filename = substr($filename, strrpos($filename, DIRECTORY_SEPARATOR) + 1);
echo "<h2>Processing $filename</h2>";
}
function displayFileList() {
global $filelist;
echo "<h2>File List</h2>";
echo "<p>You can either <a href=\"index.php?a=1\">convert all files</a> at once or select a single file from the list below.</p>";
echo "<div id=\"filelist\">";
foreach ($filelist as $key => $value) {
echo "<a href=\"index.php?f=$value\">$value</a><br />";
}
echo "</div>";
}
function displaySummary() {
echo "<h2>Conversion complete</h2>";
echo "<p>Please be under no illusion about the amount of work you now need to do, such as injecting '.this' everywhere.<br />";
echo "But at least a large part of the grunt work is out of the way.</p>";
echo "<p>Go forth and compile! and feel free to join us on the <a href=\"http://www.html5gamedevs.com\">HTML5 Game Devs.com</a> Forum</p>";
echo "<p><a href=\"index.php\">Back to file list</a></p>";
}
function dirToArray($dir) {
global $filelist;
$ignore = array('.', '..', '.svn', '.git', 'index.php');
$root = scandir($dir);
$files = array_diff($root, $ignore);
foreach ($files as $key => $value)
{
if (is_dir($dir . DIRECTORY_SEPARATOR . $value))
{
dirToArray($dir . DIRECTORY_SEPARATOR . $value);
}
else
{
if (substr($value, -3) == '.as')
{
$filelist[] = $dir . DIRECTORY_SEPARATOR . $value;
}
}
}
}
// Process the ActionScript file and convert the most obvious things over to TypeScript ES5.
// Be under no illusion - you'll need to tidy up a LOT by hand (injecting this. everywhere for example), but it
// will get a load of the grunt work out of the way at least.
// If you create extra useful checks (or fix/extend those in place below) please send them to me (rdavey@gmail.com)
function processFile($full_file, $short) {
global $input_dir, $output_dir;
$dir = dirname($full_file);
$filename = basename($full_file);
$new_dir = str_replace($input_dir, $output_dir, $dir);
$new_filename = str_replace('.as', '.ts', $filename);
$output_file = $new_dir . DIRECTORY_SEPARATOR . $new_filename;
// Now process the file and save the new one
$output = file_get_contents($full_file);
$classname = '';
$vars = array();
$consts = array();
// Try and work out the class name
$class = preg_match('/public class (\w*)/i', $output, $matches);
if ($class)
{
$classname = trim($matches[1]);
}
// Scan for class level variables
$vars_check = preg_match_all('/(public|private|protected|internal) var (\w*)/i', $output, $matches);
if ($vars_check)
{
// print_r($matches);
$vars = $matches[2];
}
// Scan for consts
$consts_check = preg_match_all('/const (\w*)/i', $output, $matches);
if ($consts_check)
{
// print_r($matches);
$consts = $matches[1];
}
// #1 - Boolean to bool
$output = str_replace(':Boolean', ':bool', $output);
// #2 - uint to number
$output = str_replace(':uint', ':number', $output);
// #3 - int to number
$output = str_replace(':int', ':number', $output);
// #4 - Number to number
$output = str_replace(':Number', ':number', $output);
// #5 - remove :void
$output = str_replace(':void', '', $output);
// #6 - rename package to module
$output = str_replace('package', 'module', $output);
// #7 - public class to class
$output = str_replace('public class', 'export class', $output);
// #8 - comment out import statements
$output = str_replace('import', '//import', $output);
// #9 - 'internal var' to 'private' (as close as TS gets, but often incorrect)
$output = str_replace('internal var ', 'private ', $output);
// #10 - swap static order
$output = str_replace('static public', 'public static', $output);
$output = str_replace('static private', 'private static', $output);
// #11 - append class name in front of consts
foreach ($consts as $key => $value) {
$output = str_replace($value, "$classname.$value", $output);
}
// Remove the const keyword
$output = str_replace("const $classname.", '', $output);
// #12 - 'protected var' to 'private' (as close as TS gets, but often incorrect)
$output = str_replace('protected var ', 'private ', $output);
// #13 - 'public var' to 'public'
$output = str_replace('public var ', 'public ', $output);
// #14 - public function
$output = str_replace('public function ', 'public ', $output);
// #15 - private function
$output = str_replace('private function ', 'private ', $output);
// #16 - internal function
$output = str_replace('internal function ', 'private ', $output);
// #17 - override public function
$output = str_replace('override public ', 'public ', $output);
// #18 - constructor swap
if ($classname !== '')
{
$output = str_replace("public $classname", 'constructor', $output);
}
// #19 - remove :Array
$output = str_replace(':Array', '', $output);
// #20 - remove :Function
$output = str_replace(':Function', '', $output);
// #21 - String to string
$output = str_replace(':String', 'string', $output);
// #22 - new Array() to []
$output = str_replace('new Array()', '[]', $output);
// #23 - public static function
$output = str_replace('public static function', 'public static', $output);
// #24 - remove :Class
$output = str_replace(':Class', '', $output);
// TODO - Append 'this.' before all class level vars.
// It needs a way of alsl picking up vars defined from an extended class
// It also needs a way of matching
// foreach ($vars as $key => $value) {
// $output = str_replace($value, "this.$value", $output);
// }
// Save file
// If the folder doesn't exist, create it ...
if (is_dir($new_dir) === false)
{
mkdir($new_dir, 0777, true);
}
// Write the output
$save_result = file_put_contents($output_file, $output);
if ($save_result === false)
{
echo "Error writing file to $output_file - please check httpd write permissions.<br />";
}
else
{
if ($short === true)
{
echo "Saved $output_file<br />";
}
else
{
echo "<textarea style=\"width: 1000px; height: 600px\">";
echo $output;
echo "</textarea>";
echo "<h3>Class level consts</h3>";
echo "<textarea style=\"width: 1000px; height: 200px\">";
foreach ($consts as $key => $value) {
echo "$value\n";
}
echo "</textarea>";
echo "<h3>Class level properties (not including inherited)</h3>";
echo "<textarea style=\"width: 1000px; height: 200px\">";
foreach ($vars as $key => $value) {
echo "$value\n";
}
echo "</textarea>";
echo "<p>Saved to $output_file</p>";
}
}
}
?>
</body>
</html>
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