mirror of
https://github.com/silverstripe/silverstripe-framework
synced 2024-08-27 04:56:02 +02:00
323 lines
10 KiB
PHP
Executable File
323 lines
10 KiB
PHP
Executable File
<?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(
|
|
// CUSTOM SilverStripe
|
|
'cache_dir' => sys_get_temp_dir()
|
|
// CUSTOM END
|
|
));
|
|
|
|
// 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, and script path so multiple projects don't share the same cache
|
|
$hash = md5(implode('', $allFiles) . $_SERVER['SCRIPT_NAME']);
|
|
|
|
// 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;
|
|
}
|
|
}
|
|
|