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#!/usr/bin/php
<?php
/**
* Prado build file.
*
* This is a command line script that can be run simply by "php build.php".
*
* This script expands prado.php into a file that contains the content
* of prado.php and all its included (directly or indirectly) files.
* Comments and trace statements are stripped off to further improve
* performance.
*
* The generated file is named pradolite.php and is placed under the
* 'framework' directory.
*
* @author Qiang Xue <qiang.xue@gmail.com>
* @link http://www.pradosoft.com/
* @copyright Copyright © 2005 PradoSoft
* @license http://www.pradosoft.com/license/
* @version $Id$
* @package Tools
*/
/**
* The framework directory
*/
define('FRAMEWORK_DIR',realpath(dirname(__FILE__).'/../../framework'));
/**
* The merged file name
*/
define('OUTPUT_FILE','pradolite.php');
if(FRAMEWORK_DIR===false || !is_file(FRAMEWORK_DIR.'/prado.php'))
die('Unable to determine the installation directory of Prado Framework.');
$lastupdate=date('Y/m/d H:i:s');
$comments="
/**
* File Name: pradolite.php
* Last Update: $lastupdate
* Generated By: buildscripts/phpbuilder/build.php
*
* This file is used in lieu of prado.php to boost PRADO application performance.
* It is generated by expanding prado.php with included files.
* Comments and trace statements are stripped off.
*
* Do not modify this file manually.
*/
";
$content=unfold_file(FRAMEWORK_DIR.'/prado.php');
$content="<?php\n".preg_replace('/^(\?>|<\?php)/mu','',$content)."\n?>";
$content=strip_comments($content);
$content=preg_replace('/^\s*Prado::trace.*\s*;\s*$/mu','',$content);
$content=strip_empty_lines($content);
$content=substr_replace($content,$comments,5,0);
file_put_contents(FRAMEWORK_DIR.'/'.OUTPUT_FILE,$content);
echo "Done.\n";
exit();
function strip_comments($source)
{
$tokens = token_get_all($source);
/* T_ML_COMMENT does not exist in PHP 5.
* The following three lines define it in order to
* preserve backwards compatibility.
*
* The next two lines define the PHP 5-only T_DOC_COMMENT,
* which we will mask as T_ML_COMMENT for PHP 4.
*/
if (!defined('T_ML_COMMENT')) {
@define('T_ML_COMMENT', T_COMMENT);
} else {
@define('T_DOC_COMMENT', T_ML_COMMENT);
}
$output = '';
foreach ($tokens as $token) {
if (is_string($token)) {
// simple 1-character token
$output .= $token;
} else {
// token array
list($id, $text) = $token;
switch ($id) {
case T_COMMENT:
case T_ML_COMMENT: // we've defined this
case T_DOC_COMMENT: // and this
// no action on comments
break;
default:
// anything else -> output "as is"
$output .= $text;
break;
}
}
}
return $output;
}
function strip_empty_lines($string)
{
$string = preg_replace("/[\r\n]+[\s\t]*[\r\n]+/", "\n", $string);
$string = preg_replace("/^[\s\t]*[\r\n]+/", "", $string);
return $string;
}
function unfold_file($fileName)
{
static $unfoldedFiles=array();
$pattern='^(Prado::using|require_once|include_once)\s*\(([^\*]*?)\);';
echo "adding $fileName...\n";
$content=file_get_contents($fileName);
while(preg_match("/$pattern/m",$content,$matches,PREG_OFFSET_CAPTURE))
{
$offset=$matches[0][1];
$length=strlen($matches[0][0]);
$type=$matches[1][0];
$file=trim($matches[2][0],"'\"");
if($type==='Prado::using')
{
$file=substr_replace(strtr($file,'.','/'),FRAMEWORK_DIR,0,6).'.php';
}
else
{
$file=strtr($file,'"',"'");
if(($pos=strpos($file,"'"))!==false)
$file=FRAMEWORK_DIR.'/'.substr($file,$pos+1);
else
die('Unable to process file '.$fileName.' about '.$matches[0][0]);
}
if(($file=realpath($file))===false || !is_file($file))
die('Unable to process file '.$fileName.' about '.$matches[0][0]);
if(isset($unfoldedFiles[$file]))
{
$content=substr_replace($content,'',$offset,$length);
}
else
{
$unfoldedFiles[$file]=true;
$content=substr_replace($content,unfold_file($file),$offset,$length);
}
}
return $content;
}
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