<?php
/**
* $Id: tiny_mce_gzip.php 158 2006-12-21 14:32:19Z spocke $
*
* @author Moxiecode
* @copyright Copyright 2005-2006, Moxiecode Systems AB, All rights reserved.
*
* This file compresses the TinyMCE JavaScript using GZip and
* enables the browser to do two requests instead of one for each .js file.
* Notice: This script defaults the button_tile_map option to true for extra performance.
*/
@require_once('../../../wp-config.php'); // For get_bloginfo().
// Get input
$plugins = explode(',', getParam("plugins", ""));
$languages = explode(',', getParam("languages", ""));
$themes = explode(',', getParam("themes", ""));
$diskCache = getParam("diskcache", "") == "true";
$isJS = getParam("js", "") == "true";
$compress = getParam("compress", "true") == "true";
$suffix = getParam("suffix", "_src") == "_src" ? "_src" : "";
$cachePath = realpath("."); // Cache path, this is where the .gz files will be stored
$expiresOffset = 3600 * 24 * 10; // Cache for 10 days in browser cache
$content = "";
$encodings = array();
$supportsGzip = false;
$enc = "";
$cacheKey = "";
// Custom extra javascripts to pack
$custom = array(/*
"some custom .js file",
"some custom .js file"
*/);
// WP
$index = getParam("index", -1);
$theme = getParam("theme", "");
$themes = array($theme);
$language = getParam("language", "en");
if ( empty($language) )
$language = 'en';
$languages = array($language);
if ( $language != strtolower($language) )
$languages[] = strtolower($language);
if ( $language != substr($language, 0, 2) )
$languages[] = substr($language, 0, 2);
$diskCache = false;
$isJS = true;
$suffix = '';
// Headers
header("Content-Type: text/javascript; charset=" . get_bloginfo('charset'));
header("Vary: Accept-Encoding"); // Handle proxies
header("Expires: " . gmdate("D, d M Y H:i:s", time() + $expiresOffset) . " GMT");
// Is called directly then auto init with default settings
if (!$isJS) {
echo getFileContents("tiny_mce_gzip.js");
echo "tinyMCE_GZ.init({});";
die();
}
// Setup cache info
if ($diskCache) {
if (!$cachePath)
die("alert('Real path failed.');");
$cacheKey = getParam("plugins", "") . getParam("languages", "") . getParam("themes", "");
foreach ($custom as $file)
$cacheKey .= $file;
$cacheKey = md5($cacheKey);
if ($compress)
$cacheFile = $cachePath . "/tiny_mce_" . $cacheKey . ".gz";
else
$cacheFile = $cachePath . "/tiny_mce_" . $cacheKey . ".js";
}
// Check if it supports gzip
if (isset($_SERVER['HTTP_ACCEPT_ENCODING']))
$encodings = explode(',', strtolower(preg_replace("/\s+/", "", $_SERVER['HTTP_ACCEPT_ENCODING'])));
if ((in_array('gzip', $encodings) || in_array('x-gzip', $encodings) || isset($_SERVER['---------------'])) && function_exists('ob_gzhandler') && !ini_get('zlib.output_compression') && ini_get('output_handler') != 'ob_gzhandler') {
$enc = in_array('x-gzip', $encodings) ? "x-gzip" : "gzip";
$supportsGzip = true;
}
// Use cached file disk cache
if ($diskCache && $supportsGzip && file_exists($cacheFile)) {
if ($compress)
header("Content-Encoding: " . $enc);
echo getFileContents($cacheFile);
die();
}
if ($index > -1) {
// Write main script and patch some things
if ( $index == 0 ) {
// Add core
$content .= wp_compact_tinymce_js(getFileContents("tiny_mce" . $suffix . ".js"));
$content .= 'TinyMCE.prototype.orgLoadScript = TinyMCE.prototype.loadScript;';
$content .= 'TinyMCE.prototype.loadScript = function() {};var realTinyMCE = tinyMCE;';
} else
$content .= 'tinyMCE = realTinyMCE;';
// Patch loading functions
//$content .= "tinyMCE_GZ.start();";
// Do init based on index
$content .= "tinyMCE.init(tinyMCECompressed.configs[" . $index . "]);";
// Load external plugins
if ( $index == 0 )
$content .= "tinyMCECompressed.loadPlugins();";
// Add core languages
$lang_content = '';
foreach ($languages as $lang)
$lang_content .= getFileContents("langs/" . $lang . ".js");
if ( empty($lang_content) )
$lang_content .= getFileContents("langs/en.js");
$content .= $lang_content;
// Add themes
foreach ($themes as $theme) {
$content .= wp_compact_tinymce_js(getFileContents( "themes/" . $theme . "/editor_template" . $suffix . ".js"));
$lang_content = '';
foreach ($languages as $lang)
$lang_content .= getFileContents("themes/" . $theme . "/langs/" . $lang . ".js");
if ( empty($lang_content) )
$lang_content .= getFileContents("themes/" . $theme . "/langs/en.js");
$content .= $lang_content;
}
// Add plugins
foreach ($plugins as $plugin) {
$content .= getFileContents("plugins/" . $plugin . "/editor_plugin" . $suffix . ".js");
$lang_content = '';
foreach ($languages as $lang)
$lang_content .= getFileContents("plugins/" . $plugin . "/langs/" . $lang . ".js");
if ( empty($lang_content) )
$lang_content .= getFileContents("plugins/" . $plugin . "/langs/en.js");
$content .= $lang_content;
}
// Add custom files
foreach ($custom as $file)
$content .= getFileContents($file);
// Reset tinyMCE compressor engine
$content .= "tinyMCE = tinyMCECompressed;";
// Restore loading functions
//$content .= "tinyMCE_GZ.end();";
// Generate GZIP'd content
if ($supportsGzip) {
if ($compress) {
header("Content-Encoding: " . $enc);
$cacheData = gzencode($content, 9, FORCE_GZIP);
} else
$cacheData = $content;
// Write gz file
if ($diskCache && $cacheKey != "")
putFileContents($cacheFile, $cacheData);
// Stream to client
echo $cacheData;
} else {
// Stream uncompressed content
echo $content;
}
die;
}
/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
function getParam($name, $def = false) {
if (!isset($_GET[$name]))
return $def;
return preg_replace("/[^0-9a-z\-_,]+/i", "", $_GET[$name]); // Remove anything but 0-9,a-z,-_
}
function getFileContents($path) {
$path = realpath($path);
if (!$path || !@is_file($path))
return "";
if (function_exists("file_get_contents"))
return @file_get_contents($path);
$content = "";
$fp = @fopen($path, "r");
if (!$fp)
return "";
while (!feof($fp))
$content .= fgets($fp);
fclose($fp);
return $content;
}
function putFileContents($path, $content) {
if (function_exists("file_put_contents"))
return @file_put_contents($path, $content);
$fp = @fopen($path, "wb");
if ($fp) {
fwrite($fp, $content);
fclose($fp);
}
}
// WP specific
function wp_compact_tinymce_js($text) {
// This function was custom-made for TinyMCE 2.0, not expected to work with any other JS.
// Strip comments
$text = preg_replace("!(^|\s+)//.*$!m", '', $text);
$text = preg_replace("!/\*.*?\*/!s", '', $text);
// Strip leading tabs, carriage returns and unnecessary line breaks.
$text = preg_replace("!^\t+!m", '', $text);
$text = str_replace("\r", '', $text);
$text = preg_replace("!(^|{|}|;|:|\))\n!m", '\\1', $text);
return "$text\n";
}
?>
function TinyMCECompressed() {
this.configs = new Array();
this.loadedFiles = new Array();
this.externalPlugins = new Array();
this.loadAdded = false;
this.isLoaded = false;
}
TinyMCECompressed.prototype.init = function(settings) {
var elements = document.getElementsByTagName('script');
var scriptURL = "";
for (var i=0; i<elements.length; i++) {
if (elements[i].src && elements[i].src.indexOf("tiny_mce_gzip.php") != -1) {
scriptURL = elements[i].src;
break;
}
}
settings["theme"] = typeof(settings["theme"]) != "undefined" ? settings["theme"] : "default";
settings["plugins"] = typeof(settings["plugins"]) != "undefined" ? settings["plugins"] : "";
settings["language"] = typeof(settings["language"]) != "undefined" ? settings["language"] : "en";
settings["button_tile_map"] = typeof(settings["button_tile_map"]) != "undefined" ? settings["button_tile_map"] : true;
this.configs[this.configs.length] = settings;
this.settings = settings;
scriptURL += (scriptURL.indexOf('?') == -1) ? '?' : '&';
scriptURL += "theme=" + escape(this.getOnce(settings["theme"])) + "&language=" + escape(this.getOnce(settings["language"])) + "&plugins=" + escape(this.getOnce(settings["plugins"])) + "&lang=" + settings["language"] + "&index=" + escape(this.configs.length-1);
document.write('<sc'+'ript language="javascript" type="text/javascript" src="' + scriptURL + '"></script>');
if (!this.loadAdded) {
tinyMCE.addEvent(window, "DOMContentLoaded", TinyMCECompressed.prototype.onLoad);
tinyMCE.addEvent(window, "load", TinyMCECompressed.prototype.onLoad);
this.loadAdded = true;
}
}
TinyMCECompressed.prototype.onLoad = function() {
if (tinyMCE.isLoaded)
return true;
tinyMCE = realTinyMCE;
TinyMCE_Engine.prototype.onLoad();
tinyMCE._addUnloadEvents();
tinyMCE.isLoaded = true;
}
TinyMCECompressed.prototype.addEvent = function(o, n, h) {
if (o.attachEvent)
o.attachEvent("on" + n, h);
else
o.addEventListener(n, h, false);
}
TinyMCECompressed.prototype.getOnce = function(str) {
var ar = str.replace(/\s+/g, '').split(',');
for (var i=0; i<ar.length; i++) {
if (ar[i] == '' || ar[i].charAt(0) == '-') {
ar[i] = null;
continue;
}
// Skip load
for (var x=0; x<this.loadedFiles.length; x++) {
if (this.loadedFiles[x] == ar[i])
ar[i] = null;
}
this.loadedFiles[this.loadedFiles.length] = ar[i];
}
// Glue
str = "";
for (var i=0; i<ar.length; i++) {
if (ar[i] == null)
continue;
str += ar[i];
if (i != ar.length-1)
str += ",";
}
return str;
};
TinyMCECompressed.prototype.loadPlugins = function() {
var i, ar;
TinyMCE.prototype.loadScript = TinyMCE.prototype.orgLoadScript;
tinyMCE = realTinyMCE;
ar = tinyMCECompressed.externalPlugins;
for (i=0; i<ar.length; i++)
tinyMCE.loadPlugin(ar[i].name, ar[i].url);
TinyMCE.prototype.loadScript = function() {};
};
TinyMCECompressed.prototype.loadPlugin = function(n, u) {
this.externalPlugins[this.externalPlugins.length] = {name : n, url : u};
};
TinyMCECompressed.prototype.importPluginLanguagePack = function(n, v) {
tinyMCE = realTinyMCE;
TinyMCE.prototype.loadScript = TinyMCE.prototype.orgLoadScript;
tinyMCE.importPluginLanguagePack(n, v);
};
TinyMCECompressed.prototype.addPlugin = function(n, p) {
tinyMCE = realTinyMCE;
tinyMCE.addPlugin(n, p);
};
var tinyMCE = new TinyMCECompressed();
var tinyMCECompressed = tinyMCE;