includes/clientside/jscompress.php
author Dan
Sun, 22 Mar 2009 00:44:09 -0400
changeset 880 218b6d4de908
parent 801 eb8b23f11744
child 1081 745200a9cc2a
permissions -rw-r--r--
JSON: Properly handles unicode escape sequences (\u####) now
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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<?php
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/*
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 * Enano - an open-source CMS capable of wiki functions, Drupal-like sidebar blocks, and everything in between
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eb8b23f11744 Two big commits in one day I know, but redid password storage to use HMAC-SHA1. Consolidated much AES processing to three core methods in session that should handle everything automagically. Installation works; upgrades should. Rebranded as 1.1.6.
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 * Version 1.1.6 (Caoineag beta 1)
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 * Copyright (C) 2006-2008 Dan Fuhry
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 * jsres.php - the Enano client-side runtime, a.k.a. AJAX on steroids
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 *
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 * This program is Free Software; you can redistribute and/or modify it under the terms of the GNU General Public License
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 * as published by the Free Software Foundation; either version 2 of the License, or (at your option) any later version.
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 *
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 * This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied
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 * warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for details.
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 */
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/**
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 * Returns a floating-point number with the current UNIX timestamp in microseconds. Defined very early because we gotta call it
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 * from very early on in the script to measure the starting time of Enano.
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 * @return float
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 */
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// First check to see if something already declared this function.... it happens often.
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if ( !function_exists('microtime_float') )
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{
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  function microtime_float()
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  {
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    list($usec, $sec) = explode(" ", microtime());
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    return ((float)$usec + (float)$sec);
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  }
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}
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$local_start = microtime_float();
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// Setup Enano
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//
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// Determine the location of Enano as an absolute path.
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//
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// We need to see if this is a specially marked Enano development server. You can create an Enano
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// development server by cloning the Mercurial repository into a directory named repo, and then
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// using symlinks to reference the original files so as to segregate unique files from non-unique
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// and distribution-standard ones. Enano will pivot its root directory accordingly if the file
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// .enanodev is found in the Enano root (not /repo/).
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if ( strpos(__FILE__, '/repo/') && ( file_exists('../../.enanodev') || file_exists('../../../.enanodev') ) )
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{
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  // We have a development directory. Remove /repo/ from the picture.
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  $filename = str_replace('/repo/', '/', __FILE__);
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}
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else
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{
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  // Standard Enano installation
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  $filename = __FILE__;
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}
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// ENANO_ROOT is sometimes defined by plugins like AjIM that need the constant before the Enano API is initialized
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if ( !defined('ENANO_ROOT') )
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  define('ENANO_ROOT', dirname(dirname(dirname($filename))));
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chdir(ENANO_ROOT);
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require('includes/common.php');
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if ( !defined('ENANO_CLI') )
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{
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  die_friendly('Not for web use', '<p>This script is designed to be run from a command-line environment.</p>');
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}
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// if ( !getConfig('cdn_path') )
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// {
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//   die_semicritical('CDN support not enabled', 'This script is for compressing the Enano Javascript runtimes for CDN use.');
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// }
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echo "\x1B[1mCreating zip file with compressed Javascript runtimes.\x1B[0m\n";
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echo "\x1B[0;32mWhen finished, upload the contents of enano-lib.zip to:\n\x1B[1;34m  " . cdnPath . "/includes/clientside/static/\x1B[0m\n";
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echo "\x1B[0;33mChecking for zip support...";
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// do we have zip file support?
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$have_zip = false;
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$path = ( isset($_SERVER['PATH']) ) ? $_SERVER['PATH'] : false;
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if ( !$path )
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{
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  die_semicritical('Can\'t get your PATH', 'Unable to get the PATH environment variable');
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}
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$path = ( strtolower(PHP_OS) === 'win32' ) ? explode(';', $path) : explode(':', $path);
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$pathext = ( strtolower(PHP_OS) === 'win32' ) ? '.exe' : '';
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foreach ( $path as $dir )
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{
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  if ( file_exists("$dir/zip$pathext") )
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  {
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    $have_zip = true;
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    break;
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  }
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}
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if ( !$have_zip )
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{
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  // no zupport zor zipping ziles
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  echo "\x1B[31;1mnot found\x1B[0m\n\x1B[1mPlease install the zip utility using your distribution's package manager\nand then rerun this script.\x1B[0m";
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  exit(1);
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}
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echo "\x1B[1mall good\x1B[0m\n";
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echo "\x1B[0;33mMinifying Javascript files...";
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if ( !@mkdir('includes/clientside/staticmin') )
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{
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  echo "\x1B[31;1mcouldn't create temp directory\x1B[0m\n\x1B[1mCheck permissions please, we couldn't create includes/clientside/staticmin.\x1B[0m";
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  exit(1);
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}
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require('includes/clientside/jsres.php');
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// $everything now contains the core runtimes
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// hack to lie about compression, this keeps load_component() from doing jsres.php?f=...
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$everything = str_replace('ENANO_JSRES_COMPRESSED = true', 'ENANO_JSRES_COMPRESSED = false', $everything);
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chdir('includes/clientside/staticmin');
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$handle = @fopen('./enano-lib-basic.js', 'w');
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if ( !$handle )
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{
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  echo "\x1B[31;1mcouldn't open file\x1B[0m\n\x1B[1mCheck permissions please, we couldn't create a file inside includes/clientside/staticmin.\x1B[0m";
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  exit(1);
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}
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fwrite($handle, $everything);
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fclose($handle);
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// for each JS file in includes/clientside/static, compress & write
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if ( $dr = @opendir('../static') )
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{
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  while ( $dh = @readdir($dr) )
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  {
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    if ( !preg_match('/\.js$/', $dh) || $dh === 'enano-lib-basic.js' )
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      continue;
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    $contents = @file_get_contents("../static/$dh");
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    $compressed = jsres_cache_check($dh, $contents);
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    $compressed = str_replace('/* JavaScriptCompressor 0.8 [www.devpro.it], thanks to Dean Edwards for idea [dean.edwards.name] */' . "\r\n", '', $compressed);
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    $handle = @fopen("./$dh", 'w');
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    if ( !$handle )
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    {
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      echo "\x1B[31;1mcouldn't open file\x1B[0m\n\x1B[1mCheck permissions please, we couldn't create a file inside includes/clientside/staticmin.\x1B[0m";
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      exit(1);
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    }
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    fwrite($handle, $compressed);
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    fclose($handle);
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  }
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}
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else
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{
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  echo "\x1B[31;1mcouldn't open includes directory\x1B[0m\n\x1B[1mUnable to get our hands into includes/clientside/static/ to compress everything.\x1B[0m";
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  exit(1);
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}
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echo "\x1B[1mdone\x1B[0m\n";
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echo "\x1B[0;33mCompressing into enano-lib.zip...";
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$result = system('zip -yrq9 ../enano-lib.zip *.js');
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if ( $result != 0 )
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{
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  // failure
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  echo "\x1B[31;1mzip creation failed\x1B[0m\n\x1B[1mzip returned result $result\x1B[0m";
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  exit(1);
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}
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echo "\x1B[1mdone\x1B[0m\n";
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// done, clean up
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echo "\x1B[0;33mCleaning up...";
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chdir('..');
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if ( $dr = @opendir('./staticmin') )
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{
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  while ( $dh = @readdir($dr) )
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  {
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    if ( preg_match('/\.js$/', $dh) )
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      unlink("./staticmin/$dh");
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  }
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}
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@rmdir('./staticmin');
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echo "\x1B[1mdone\x1B[0m\n";