Initial commit

2026-10-24 02:12:36 +00:00 · 2018-09-30 06:17:31 +02:00
commit 96ce7c0dce
75 changed files with 10420 additions and 0 deletions
@@ -0,0 +1,157 @@
+<?php
+if( count($argv) < 3 ) {
+	echo "Usage: bake.php <in...> <out>\n";
+	echo "e.g. bake.php lib/impact/impact.js lib/game/game.js mygame-baked.js\n";
+	die;
+}
+
+$inFiles = array_slice( $argv, 1, -1 );
+$outFile = $argv[ count($argv)-1 ];
+
+$baker = new Baker( Baker::MINIFIED );
+$baker->bake( $inFiles, $outFile );
+
+
+class Baker {
+	const PLAIN = 0;
+	const MINIFIED = 1;
+	const GZIPPED = 2;
+	
+	protected $base = 'lib/';
+	protected $format = 0;
+	protected $loaded = array();
+	protected $currentInput = 'Command Line';
+	protected $fileCount = 0, $bytesIn = 0, $bytesOut = 0;
+	
+	public function __construct( $format = 0 ) {
+		$this->format = $format;
+		if( $this->format & self::MINIFIED ) {
+			require_once( 'jsmin.php' );
+		}
+	}
+	
+	
+	public function bake( $inFiles, $outFile ) {
+		$this->fileCount = 0;
+		$this->bytesIn = 0;
+		$out = "/*! Built with IMPACT - impactjs.com */\n\n";
+		
+		foreach( $inFiles as $f ) {
+			$out .=	$this->load( $f );
+		}
+		
+		$bytesOut = strlen($out);
+		$bytesOutZipped = 0;
+		
+		echo "writing $outFile\n";
+		@file_put_contents( $outFile, $out ) or
+			die("ERROR: Couldn't write to $outFile\n");
+		
+		if( $this->format & self::GZIPPED ) {
+			$gzFile = "$outFile.gz";
+			echo "writing $gzFile\n";
+			$fh = gzopen( $gzFile, 'w9' ) or
+				die("ERROR: Couldn't write to $gzFile\n");
+				
+			gzwrite( $fh, $out );
+			gzclose( $fh );
+			$bytesOutZipped = filesize( $gzFile );
+		}
+		
+		
+		echo
+			"\nbaked {$this->fileCount} files: ".
+			round($this->bytesIn/1024,1)."kb -> ".round($bytesOut/1024,1)."kb" .
+			( $this->format & self::GZIPPED
+				? " (".round($bytesOutZipped/1024,1)."kb gzipped)\n"
+				: "\n"
+			);
+	}
+	
+	
+	protected function load( $path ) {
+		if( isset($this->loaded[$path]) ) {
+			return '';
+		}
+		
+		if( !file_exists($path) ) {
+			die("ERROR: Couldn't load $path required from {$this->currentInput}\n");
+		}
+		
+		echo "loading $path \n";
+		$this->loaded[$path] = true;
+		$this->currentInput = $path;
+		
+		$code = file_get_contents( $path );
+		$this->bytesIn += strlen($code);
+		$this->fileCount++;
+		if( $this->format & self::MINIFIED ) {
+			$code = trim(JSMin::minify($code));
+		}
+		
+		
+		// Naively probe the file for 'ig.module().requires().defines()' code;
+		// the 'requries()' part will be handled by the regexp callback
+		$this->definesModule = false;
+		$code = preg_replace_callback(
+			'/ig\s*
+				\.\s*module\s*\((.*?)\)\s*
+				(\.\s*requires\s*\((.*?)\)\s*)?
+				\.\s*defines\s*\(
+			/smx',
+			array($this,'loadCallback'),
+			$code
+		);
+		
+		// All files should define a module; maybe we just missed it? Print a
+		// friendly reminder :)
+		if( !$this->definesModule ) {
+			echo "WARNING: file $path seems to define no module!\n";
+		}
+		
+		return $code;
+	}
+	
+	
+	protected function loadCallback( $matches ) {
+		$currentInput = $this->currentInput;
+		$this->definesModule  = true;
+		
+		$moduleName = $matches[1];
+		$requiredFiles = isset($matches[3]) ? $matches[3] : '';
+		$requiredCode = '';
+		
+		if( $requiredFiles ) {			
+			// Explode the module names and map them to file names. Ignore the
+			// dom.ready module if present
+			$moduleFiles = array_diff(
+				explode(
+					',',
+					preg_replace(
+						'/[\s\'"]|\/\/.*|\/\*.*\*\//', // strip quotes and spaces
+						'',
+						str_replace('.', '/', $requiredFiles ) // . to /
+					)
+				),
+				array('dom/ready')
+			);
+			
+			foreach( $moduleFiles as $f ) {
+				$requiredCode .= $this->load( $this->base . $f.'.js' );
+			}
+		}
+		
+		return
+			$requiredCode .
+			"\n\n// $currentInput\n" .
+			'ig.baked=true;' .
+			'ig.module('.$moduleName.')' .
+			( $requiredFiles
+				? '.requires('.$requiredFiles.')'
+				: ''
+			) .
+			'.defines(';
+	}
+}
+
+?>