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869c09ff9d
git-svn-id: http://svn.automattic.com/wordpress/trunk@3938 1a063a9b-81f0-0310-95a4-ce76da25c4cd
330 lines
10 KiB
PHP
330 lines
10 KiB
PHP
<?php
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/**
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* $RCSfile: tiny_mce_gzip.php,v $
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* $Revision: $
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* $Date: $
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*
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* @version 1.08
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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');
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// gzip_compression();
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function wp_tinymce_lang($path) {
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global $language;
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$text = '';
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// Look for xx_YY.js, xx_yy.js, xx.js
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$file = realpath(sprintf($path, $language));
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if ( file_exists($file) )
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$text = file_get_contents($file);
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$file = realpath(sprintf($path, strtolower($language)));
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if ( file_exists($file) )
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$text = file_get_contents($file);
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$file = realpath(sprintf($path, substr($language, 0, 2)));
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if ( file_exists($file) )
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$text = file_get_contents($file);
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// Fall back on en.js
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if ( empty($text) )
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$text = file_get_contents(realpath(sprintf($path, 'en')));
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// Send lang file through gettext
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if ( function_exists('__') && strtolower(substr($language, 0, 2)) != 'en' ) {
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$search1 = "/^tinyMCELang\\[(['\"])(.*)\\1\]( ?= ?)(['\"])(.*)\\4/Uem";
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$replace1 = "'tinyMCELang[\\1\\2\\1]\\3'.stripslashes('\\4').__('\\5').stripslashes('\\4')";
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$search2 = "/\\s:\\s(['\"])(.*)\\1(,|\\s*})/Uem";
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$replace2 = "' : '.stripslashes('\\1').__('\\2').stripslashes('\\1').'\\3'";
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$search = array($search1, $search2);
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$replace = array($replace1, $replace2);
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$text = preg_replace($search, $replace, $text);
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return $text;
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}
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return $text;
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}
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function wp_compact_tinymce_js($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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// General options
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$suffix = ""; // Set to "_src" to use source version
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$expiresOffset = 3600 * 24 * 10; // 10 days util client cache expires
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$diskCache = false; // If you enable this option gzip files will be cached on disk.
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$cacheDir = realpath("."); // Absolute directory path to where cached gz files will be stored
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$debug = false; // Enable this option if you need debuging info
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// Headers
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header("Content-type: text/javascript; charset: UTF-8");
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// header("Cache-Control: must-revalidate");
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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() + $expiresOffset) . " GMT");
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// Get data to load
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$theme = isset($_GET['theme']) ? TinyMCE_cleanInput($_GET['theme']) : "";
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$language = isset($_GET['language']) ? TinyMCE_cleanInput($_GET['language']) : "";
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$plugins = isset($_GET['plugins']) ? TinyMCE_cleanInput($_GET['plugins']) : "";
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$lang = isset($_GET['lang']) ? TinyMCE_cleanInput($_GET['lang']) : "en";
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$index = isset($_GET['index']) ? TinyMCE_cleanInput($_GET['index']) : -1;
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$cacheKey = md5($theme . $language . $plugins . $lang . $index . $debug);
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$cacheFile = $cacheDir == "" ? "" : $cacheDir . "/" . "tinymce_" . $cacheKey . ".gz";
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$cacheData = "";
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// Patch older versions of PHP < 4.3.0
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if (!function_exists('file_get_contents')) {
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function file_get_contents($filename) {
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$fd = fopen($filename, 'rb');
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$content = fread($fd, filesize($filename));
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fclose($fd);
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return $content;
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}
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}
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// Security check function, can only contain a-z 0-9 , _ - and whitespace.
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function TinyMCE_cleanInput($str) {
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return preg_replace("/[^0-9a-z\-_,]+/i", "", $str); // Remove anything but 0-9,a-z,-_
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}
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function TinyMCE_echo($str) {
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global $cacheData, $diskCache;
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if ($diskCache)
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$cacheData .= $str;
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else
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echo $str;
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}
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// Only gzip the contents if clients and server support it
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$encodings = array();
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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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// Check for gzip header or northon internet securities
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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')) {
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$enc = in_array('x-gzip', $encodings) ? "x-gzip" : "gzip";
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// Use cached file if it exists but not in debug mode
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if (file_exists($cacheFile) && !$debug) {
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header("Content-Encoding: " . $enc);
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echo file_get_contents($cacheFile);
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die;
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}
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if (!$diskCache)
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ob_start("ob_gzhandler");
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} else
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$diskCache = false;
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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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TinyMCE_echo(wp_compact_tinymce_js(file_get_contents(realpath("tiny_mce" . $suffix . ".js")))); // WP
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TinyMCE_echo('TinyMCE.prototype.orgLoadScript = TinyMCE.prototype.loadScript;');
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TinyMCE_echo('TinyMCE.prototype.loadScript = function() {};var realTinyMCE = tinyMCE;');
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} else
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TinyMCE_echo('tinyMCE = realTinyMCE;');
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// Do init based on index
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TinyMCE_echo("tinyMCE.init(tinyMCECompressed.configs[" . $index . "]);");
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// Load external plugins
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if ($index == 0)
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TinyMCE_echo("tinyMCECompressed.loadPlugins();");
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// Load theme, language pack and theme language packs
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if ($theme) {
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TinyMCE_echo(wp_compact_tinymce_js(file_get_contents(realpath("themes/" . $theme . "/editor_template" . $suffix . ".js")))); // WP
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TinyMCE_echo(wp_tinymce_lang("themes/" . $theme . "/langs/%s.js")); // WP
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}
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/* WP if ($language) WP */
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TinyMCE_echo(wp_tinymce_lang("langs/%s.js")); // WP
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// Load all plugins and their language packs
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$plugins = explode(",", $plugins);
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foreach ($plugins as $plugin) {
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$pluginFile = realpath("plugins/" . $plugin . "/editor_plugin" . $suffix . ".js");
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/* WP $languageFile = realpath("plugins/" . $plugin . "/langs/" . $lang . ".js"); WP */
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if ($pluginFile)
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TinyMCE_echo(file_get_contents($pluginFile));
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/* WP if ($languageFile) WP */
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TinyMCE_echo(wp_tinymce_lang("plugins/" . $plugin . "/langs/%s.js")); // WP
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}
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// Reset tinyMCE compressor engine
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TinyMCE_echo("tinyMCE = tinyMCECompressed;");
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// Write to cache
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if ($diskCache) {
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// Calculate compression ratio and debug target output path
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if ($debug) {
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$ratio = round(100 - strlen(gzencode($cacheData, 9, FORCE_GZIP)) / strlen($cacheData) * 100.0);
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TinyMCE_echo("alert('TinyMCE was compressed by " . $ratio . "%.\\nOutput cache file: " . $cacheFile . "');");
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}
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$cacheData = gzencode($cacheData, 9, FORCE_GZIP);
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// Write to file if possible
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$fp = @fopen($cacheFile, "wb");
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if ($fp) {
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fwrite($fp, $cacheData);
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fclose($fp);
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}
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// Output
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header("Content-Encoding: " . $enc);
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echo $cacheData;
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}
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die;
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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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