diff options
Diffstat (limited to 'wp-includes/js/tinymce/tiny_mce_gzip.php')
| -rw-r--r-- | wp-includes/js/tinymce/tiny_mce_gzip.php | 329 |
1 files changed, 329 insertions, 0 deletions
diff --git a/wp-includes/js/tinymce/tiny_mce_gzip.php b/wp-includes/js/tinymce/tiny_mce_gzip.php new file mode 100644 index 0000000..e975389 --- /dev/null +++ b/wp-includes/js/tinymce/tiny_mce_gzip.php @@ -0,0 +1,329 @@ +<?php +/** + * $RCSfile: tiny_mce_gzip.php,v $ + * $Revision: $ + * $Date: $ + * + * @version 1.08 + * @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'); + +// gzip_compression(); + +function wp_tinymce_lang($path) { + global $language; + + $text = ''; + + // Look for xx_YY.js, xx_yy.js, xx.js + $file = realpath(sprintf($path, $language)); + if ( file_exists($file) ) + $text = file_get_contents($file); + $file = realpath(sprintf($path, strtolower($language))); + if ( file_exists($file) ) + $text = file_get_contents($file); + $file = realpath(sprintf($path, substr($language, 0, 2))); + if ( file_exists($file) ) + $text = file_get_contents($file); + + + // Fall back on en.js + if ( empty($text) ) + $text = file_get_contents(realpath(sprintf($path, 'en'))); + + // Send lang file through gettext + if ( function_exists('__') && strtolower(substr($language, 0, 2)) != 'en' ) { + $search1 = "/^tinyMCELang\\[(['\"])(.*)\\1\]( ?= ?)(['\"])(.*)\\4/Uem"; + $replace1 = "'tinyMCELang[\\1\\2\\1]\\3'.stripslashes('\\4').__('\\5').stripslashes('\\4')"; + + $search2 = "/\\s:\\s(['\"])(.*)\\1(,|\\s*})/Uem"; + $replace2 = "' : '.stripslashes('\\1').__('\\2foo').stripslashes('\\1').'\\3'"; + + $search = array($search1, $search2); + $replace = array($replace1, $replace2); + + $text = preg_replace($search, $replace, $text); + + return $text; + } + + return $text; +} + +function wp_compact_tinymce_js($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"; +} + + +// General options +$suffix = ""; // Set to "_src" to use source version +$expiresOffset = 3600 * 24 * 10; // 10 days util client cache expires +$diskCache = false; // If you enable this option gzip files will be cached on disk. +$cacheDir = realpath("."); // Absolute directory path to where cached gz files will be stored +$debug = false; // Enable this option if you need debuging info + +// Headers +header("Content-type: text/javascript; charset: UTF-8"); +// header("Cache-Control: must-revalidate"); +header("Vary: Accept-Encoding"); // Handle proxies +header("Expires: " . gmdate("D, d M Y H:i:s", time() + $expiresOffset) . " GMT"); + +// Get data to load +$theme = isset($_GET['theme']) ? TinyMCE_cleanInput($_GET['theme']) : ""; +$language = isset($_GET['language']) ? TinyMCE_cleanInput($_GET['language']) : ""; +$plugins = isset($_GET['plugins']) ? TinyMCE_cleanInput($_GET['plugins']) : ""; +$lang = isset($_GET['lang']) ? TinyMCE_cleanInput($_GET['lang']) : "en"; +$index = isset($_GET['index']) ? TinyMCE_cleanInput($_GET['index']) : -1; +$cacheKey = md5($theme . $language . $plugins . $lang . $index . $debug); +$cacheFile = $cacheDir == "" ? "" : $cacheDir . "/" . "tinymce_" . $cacheKey . ".gz"; +$cacheData = ""; + +// Patch older versions of PHP < 4.3.0 +if (!function_exists('file_get_contents')) { + function file_get_contents($filename) { + $fd = fopen($filename, 'rb'); + $content = fread($fd, filesize($filename)); + fclose($fd); + return $content; + } +} + +// Security check function, can only contain a-z 0-9 , _ - and whitespace. +function TinyMCE_cleanInput($str) { + return preg_replace("/[^0-9a-z\-_,]+/i", "", $str); // Remove anything but 0-9,a-z,-_ +} + +function TinyMCE_echo($str) { + global $cacheData, $diskCache; + + if ($diskCache) + $cacheData .= $str; + else + echo $str; +} + +// Only gzip the contents if clients and server support it +$encodings = array(); + +if (isset($_SERVER['HTTP_ACCEPT_ENCODING'])) + $encodings = explode(',', strtolower(preg_replace("/\s+/", "", $_SERVER['HTTP_ACCEPT_ENCODING']))); + +// Check for gzip header or northon internet securities +if ((in_array('gzip', $encodings) || in_array('x-gzip', $encodings) || isset($_SERVER['---------------'])) && function_exists('ob_gzhandler') && !ini_get('zlib.output_compression')) { + $enc = in_array('x-gzip', $encodings) ? "x-gzip" : "gzip"; + + // Use cached file if it exists but not in debug mode + if (file_exists($cacheFile) && !$debug) { + header("Content-Encoding: " . $enc); + echo file_get_contents($cacheFile); + die; + } + + if (!$diskCache) + ob_start("ob_gzhandler"); +} else + $diskCache = false; + +if ($index > -1) { + // Write main script and patch some things + if ($index == 0) { + TinyMCE_echo(wp_compact_tinymce_js(file_get_contents(realpath("tiny_mce" . $suffix . ".js")))); // WP + TinyMCE_echo('TinyMCE.prototype.orgLoadScript = TinyMCE.prototype.loadScript;'); + TinyMCE_echo('TinyMCE.prototype.loadScript = function() {};var realTinyMCE = tinyMCE;'); + } else + TinyMCE_echo('tinyMCE = realTinyMCE;'); + + // Do init based on index + TinyMCE_echo("tinyMCE.init(tinyMCECompressed.configs[" . $index . "]);"); + + // Load external plugins + if ($index == 0) + TinyMCE_echo("tinyMCECompressed.loadPlugins();"); + + // Load theme, language pack and theme language packs + if ($theme) { + TinyMCE_echo(wp_compact_tinymce_js(file_get_contents(realpath("themes/" . $theme . "/editor_template" . $suffix . ".js")))); // WP + TinyMCE_echo(wp_tinymce_lang("themes/" . $theme . "/langs/%s.js")); // WP + } + + /* WP if ($language) WP */ + TinyMCE_echo(wp_tinymce_lang("langs/%s.js")); // WP + + // Load all plugins and their language packs + $plugins = explode(",", $plugins); + foreach ($plugins as $plugin) { + $pluginFile = realpath("plugins/" . $plugin . "/editor_plugin" . $suffix . ".js"); + /* WP $languageFile = realpath("plugins/" . $plugin . "/langs/" . $lang . ".js"); WP */ + + if ($pluginFile) + TinyMCE_echo(file_get_contents($pluginFile)); + + /* WP if ($languageFile) WP */ + TinyMCE_echo(wp_tinymce_lang("plugins/" . $plugin . "/langs/%s.js")); // WP + } + + // Reset tinyMCE compressor engine + TinyMCE_echo("tinyMCE = tinyMCECompressed;"); + + // Write to cache + if ($diskCache) { + // Calculate compression ratio and debug target output path + if ($debug) { + $ratio = round(100 - strlen(gzencode($cacheData, 9, FORCE_GZIP)) / strlen($cacheData) * 100.0); + TinyMCE_echo("alert('TinyMCE was compressed by " . $ratio . "%.\\nOutput cache file: " . $cacheFile . "');"); + } + + $cacheData = gzencode($cacheData, 9, FORCE_GZIP); + + // Write to file if possible + $fp = @fopen($cacheFile, "wb"); + if ($fp) { + fwrite($fp, $cacheData); + fclose($fp); + } + + // Output + header("Content-Encoding: " . $enc); + echo $cacheData; + } + + die; +} +?> + +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; |