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Diffstat (limited to 'assets/b6d35603/tiny_mce/tiny_mce_gzip.php')
| -rw-r--r-- | assets/b6d35603/tiny_mce/tiny_mce_gzip.php | 328 |
1 files changed, 328 insertions, 0 deletions
diff --git a/assets/b6d35603/tiny_mce/tiny_mce_gzip.php b/assets/b6d35603/tiny_mce/tiny_mce_gzip.php new file mode 100644 index 0000000..acbc497 --- /dev/null +++ b/assets/b6d35603/tiny_mce/tiny_mce_gzip.php @@ -0,0 +1,328 @@ +<?php +/** + * tiny_mce_gzip.php + * + * Copyright 2010, Moxiecode Systems AB + * Released under LGPL License. + * + * License: http://tinymce.moxiecode.com/license + * Contributing: http://tinymce.moxiecode.com/contributing + */ + +// Handle incoming request if it's a script call +if (TinyMCE_Compressor::getParam("js")) { + // Default settings + $tinyMCECompressor = new TinyMCE_Compressor(array( + /* + * Add any site-specific defaults here that you may wish to implement. For example: + * + * "languages" => "en", + * "cache_dir" => realpath(dirname(__FILE__) . "/../../_cache"), + * "files" => "somescript,anotherscript", + * "expires" => "1m", + */ + )); + + // Handle request, compress and stream to client + $tinyMCECompressor->handleRequest(); +} + +/** + * This class combines and compresses the TinyMCE core, plugins, themes and + * language packs into one disk cached gzipped request. It improves the loading speed of TinyMCE dramatically but + * still provides dynamic initialization. + * + * Example of direct usage: + * require_once("../jscripts/tiny_mce/tiny_mce_gzip.php"); + * + * // Renders script tag with compressed scripts + * TinyMCE_Compressor::renderTag(array( + * "url" => "../jscripts/tiny_mce/tiny_mce_gzip.php", + * "plugins" => "pagebreak,style", + * "themes" => "advanced", + * "languages" => "en" + * )); + */ +class TinyMCE_Compressor { + private $files, $settings; + private static $defaultSettings = array( + "plugins" => "", + "themes" => "", + "languages" => "", + "disk_cache" => true, + "expires" => "30d", + "cache_dir" => "", + "compress" => true, + "suffix" => "", + "files" => "", + "source" => false, + ); + + /** + * Constructs a new compressor instance. + * + * @param Array $settings Name/value array with non-default settings for the compressor instance. + */ + public function __construct($settings = array()) { + $this->settings = array_merge(self::$defaultSettings, $settings); + + if (empty($this->settings["cache_dir"])) + $this->settings["cache_dir"] = dirname(__FILE__); + } + + /** + * Adds a file to the concatenation/compression process. + * + * @param String $path Path to the file to include in the compressed package/output. + */ + public function &addFile($file) { + $this->files .= ($this->files ? "," : "") . $file; + + return $this; + } + + /** + * Handles the incoming HTTP request and sends back a compressed script depending on settings and client support. + */ + public function handleRequest() { + $files = array(); + $supportsGzip = false; + $expiresOffset = $this->parseTime($this->settings["expires"]); + $tinymceDir = dirname(__FILE__); + + // Override settings with querystring params + $plugins = self::getParam("plugins"); + if ($plugins) + $this->settings["plugins"] = $plugins; + $plugins = explode(',', $this->settings["plugins"]); + + $themes = self::getParam("themes"); + if ($themes) + $this->settings["themes"] = $themes; + $themes = explode(',', $this->settings["themes"]); + + $languages = self::getParam("languages"); + if ($languages) + $this->settings["languages"] = $languages; + $languages = explode(',', $this->settings["languages"]); + + $tagFiles = self::getParam("files"); + if ($tagFiles) + $this->settings["files"] = $tagFiles; + + $diskCache = self::getParam("diskcache"); + if ($diskCache) + $this->settings["disk_cache"] = ($diskCache === "true"); + + $src = self::getParam("src"); + if ($src) + $this->settings["source"] = ($src === "true"); + + // Add core + $files[] = "tiny_mce"; + foreach ($languages as $language) + $files[] = "langs/$language"; + + // Add plugins + foreach ($plugins as $plugin) { + $files[] = "plugins/$plugin/editor_plugin"; + + foreach ($languages as $language) + $files[] = "plugins/$plugin/langs/$language"; + } + + // Add themes + foreach ($themes as $theme) { + $files[] = "themes/$theme/editor_template"; + + foreach ($languages as $language) + $files[] = "themes/$theme/langs/$language"; + } + + // Add any specified files. + $allFiles = array_merge($files, explode(',', $this->settings['files'])); + + // Process source files + for ($i = 0; $i < count($allFiles); $i++) { + $file = $allFiles[$i]; + + if ($this->settings["source"] && file_exists($file . "_src.js")) { + $file .= "_src.js"; + } else if (file_exists($file . ".js")) { + $file .= ".js"; + } else { + $file = ""; + } + + $allFiles[$i] = $file; + } + + // Generate hash for all files + $hash = md5(implode('', $allFiles)); + + // Check if it supports gzip + $zlibOn = ini_get('zlib.output_compression') || (ini_set('zlib.output_compression', 0) === false); + $encodings = (isset($_SERVER['HTTP_ACCEPT_ENCODING'])) ? strtolower($_SERVER['HTTP_ACCEPT_ENCODING']) : ""; + $encoding = preg_match( '/\b(x-gzip|gzip)\b/', $encodings, $match) ? $match[1] : ""; + + // Is northon antivirus header + if (isset($_SERVER['---------------'])) + $encoding = "x-gzip"; + + $supportsGzip = $this->settings['compress'] && !empty($encoding) && !$zlibOn && function_exists('gzencode'); + + // Set cache file name + $cacheFile = $this->settings["cache_dir"] . "/" . $hash . ($supportsGzip ? ".gz" : ".js"); + + // Set headers + header("Content-type: text/javascript"); + header("Vary: Accept-Encoding"); // Handle proxies + header("Expires: " . gmdate("D, d M Y H:i:s", time() + $expiresOffset) . " GMT"); + header("Cache-Control: public, max-age=" . $expiresOffset); + + if ($supportsGzip) + header("Content-Encoding: " . $encoding); + + // Use cached file + if ($this->settings['disk_cache'] && file_exists($cacheFile)) { + readfile($cacheFile); + return; + } + + // Set base URL for where tinymce is loaded from + $buffer = "var tinyMCEPreInit={base:'" . dirname($_SERVER["SCRIPT_NAME"]) . "',suffix:''};"; + + // Load all tinymce script files into buffer + foreach ($allFiles as $file) { + if ($file) { + $fileContents = $this->getFileContents($tinymceDir . "/" . $file); +// $buffer .= "\n//-FILE-$tinymceDir/$file (". strlen($fileContents) . " bytes)\n"; + $buffer .= $fileContents; + } + } + + // Mark all themes, plugins and languages as done + $buffer .= 'tinymce.each("' . implode(',', $files) . '".split(","),function(f){tinymce.ScriptLoader.markDone(tinyMCE.baseURL+"/"+f+".js");});'; + + // Compress data + if ($supportsGzip) + $buffer = gzencode($buffer, 9, FORCE_GZIP); + + // Write cached file + if ($this->settings["disk_cache"]) + @file_put_contents($cacheFile, $buffer); + + // Stream contents to client + echo $buffer; + } + + /** + * Renders a script tag that loads the TinyMCE script. + * + * @param Array $settings Name/value array with settings for the script tag. + * @param Bool $return The script tag is return instead of being output if true + * @return String the tag is returned if $return is true + */ + public static function renderTag($tagSettings, $return = false) { + $settings = array_merge(self::$defaultSettings, $tagSettings); + + if (empty($settings["cache_dir"])) + $settings["cache_dir"] = dirname(__FILE__); + + $scriptSrc = $settings["url"] . "?js=1"; + + // Add plugins + if (isset($settings["plugins"])) + $scriptSrc .= "&plugins=" . (is_array($settings["plugins"]) ? implode(',', $settings["plugins"]) : $settings["plugins"]); + + // Add themes + if (isset($settings["themes"])) + $scriptSrc .= "&themes=" . (is_array($settings["themes"]) ? implode(',', $settings["themes"]) : $settings["themes"]); + + // Add languages + if (isset($settings["languages"])) + $scriptSrc .= "&languages=" . (is_array($settings["languages"]) ? implode(',', $settings["languages"]) : $settings["languages"]); + + // Add disk_cache + if (isset($settings["disk_cache"])) + $scriptSrc .= "&diskcache=" . ($settings["disk_cache"] === true ? "true" : "false"); + + // Add any explicitly specified files if the default settings have been overriden by the tag ones + /* + * Specifying tag files will override (rather than merge with) any site-specific ones set in the + * TinyMCE_Compressor object creation. Note that since the parameter parser limits content to alphanumeric + * only base filenames can be specified. The file extension is assumed to be ".js" and the directory is + * the TinyMCE root directory. A typical use of this is to include a script which initiates the TinyMCE object. + */ + if (isset($tagSettings["files"])) + $scriptSrc .= "&files=" .(is_array($settings["files"]) ? implode(',', $settings["files"]) : $settings["files"]); + + // Add src flag + if (isset($settings["source"])) + $scriptSrc .= "&src=" . ($settings["source"] === true ? "true" : "false"); + + $scriptTag = '<script type="text/javascript" src="' . htmlspecialchars($scriptSrc) . '"></script>'; + + if ($return) { + return $scriptTag; + } else { + echo $scriptTag; + } + } + + /** + * Returns a sanitized query string parameter. + * + * @param String $name Name of the query string param to get. + * @param String $default Default value if the query string item shouldn't exist. + * @return String Sanitized query string parameter value. + */ + public static function getParam($name, $default = "") { + if (!isset($_GET[$name])) + return $default; + + return preg_replace("/[^0-9a-z\-_,]+/i", "", $_GET[$name]); // Sanatize for security, remove anything but 0-9,a-z,-_, + } + + /** + * Parses the specified time format into seconds. Supports formats like 10h, 10d, 10m. + * + * @param String $time Time format to convert into seconds. + * @return Int Number of seconds for the specified format. + */ + private function parseTime($time) { + $multipel = 1; + + // Hours + if (strpos($time, "h") > 0) + $multipel = 3600; + + // Days + if (strpos($time, "d") > 0) + $multipel = 86400; + + // Months + if (strpos($time, "m") > 0) + $multipel = 2592000; + + // Trim string + return intval($time) * $multipel; + } + + /** + * Returns the contents of the script file if it exists and removes the UTF-8 BOM header if it exists. + * + * @param String $file File to load. + * @return String File contents or empty string if it doesn't exist. + */ + private function getFileContents($file) { + $content = file_get_contents($file); + + // Remove UTF-8 BOM + if (substr($content, 0, 3) === pack("CCC", 0xef, 0xbb, 0xbf)) + $content = substr($content, 3); + + return $content; + } +} +?>
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