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