Ticket #3572: tiny_mce_gzip.phps

File tiny_mce_gzip.phps, 10.1 KB (added by sunburntkamel, 5 years ago)

modified tiny_mce_gzip

Line 
1<?php
2/**
3 * $RCSfile: tiny_mce_gzip.php,v $
4 * $Revision: $
5 * $Date: $
6 *
7 * @version 1.08
8 * @author Moxiecode
9 * @copyright Copyright © 2005-2006, Moxiecode Systems AB, All rights reserved.
10 *
11 * This file compresses the TinyMCE JavaScript using GZip and
12 * enables the browser to do two requests instead of one for each .js file.
13 * Notice: This script defaults the button_tile_map option to true for extra performance.
14 */
15
16@require_once('../../../wp-config.php');
17
18// gzip_compression();
19
20function wp_tinymce_lang($path) {
21        global $language;
22
23        $text = '';
24
25        // Look for xx_YY.js, xx_yy.js, xx.js
26        $file = realpath(sprintf($path, $language));
27        if ( file_exists($file) )
28                $text = file_get_contents($file);
29        $file = realpath(sprintf($path, strtolower($language)));
30        if ( file_exists($file) )
31                $text = file_get_contents($file);
32        $file = realpath(sprintf($path, substr($language, 0, 2)));
33        if ( file_exists($file) )
34                $text = file_get_contents($file);
35
36
37        // Fall back on en.js
38        $file = realpath(sprintf($path, 'en'));
39        if ( empty($text) && file_exists($file) )
40                $text = file_get_contents($file);
41
42        // Send lang file through gettext
43        if ( function_exists('__') && strtolower(substr($language, 0, 2)) != 'en' ) {
44                $search1 = "/^tinyMCELang\\[(['\"])(.*)\\1\]( ?= ?)(['\"])(.*)\\4/Uem";
45                $replace1 = "'tinyMCELang[\\1\\2\\1]\\3'.stripslashes('\\4').__('\\5').stripslashes('\\4')";
46
47                $search2 = "/\\s:\\s(['\"])(.*)\\1(,|\\s*})/Uem";
48                $replace2 = "' : '.stripslashes('\\1').__('\\2').stripslashes('\\1').'\\3'";
49
50                $search = array($search1, $search2);
51                $replace = array($replace1, $replace2);
52
53                $text = preg_replace($search, $replace, $text);
54
55                return $text;
56        }
57
58        return $text;
59}
60
61function wp_compact_tinymce_js($text) {
62        // This function was custom-made for TinyMCE 2.0, not expected to work with any other JS.
63
64        // Strip comments
65        $text = preg_replace("!(^|\s+)//.*$!m", '', $text);
66        $text = preg_replace("!/\*.*?\*/!s", '', $text);
67
68        // Strip leading tabs, carriage returns and unnecessary line breaks.
69        $text = preg_replace("!^\t+!m", '', $text);
70        $text = str_replace("\r", '', $text);
71        $text = preg_replace("!(^|{|}|;|:|\))\n!m", '\\1', $text);
72
73        return "$text\n";
74}
75
76
77// General options
78$suffix = "";                                                   // Set to "_src" to use source version
79$expiresOffset = 3600 * 24 * 10;                // 10 days util client cache expires
80$diskCache = false;                                             // If you enable this option gzip files will be cached on disk.
81$cacheDir = realpath(".");                              // Absolute directory path to where cached gz files will be stored
82$debug = false;                                                 // Enable this option if you need debuging info
83
84// Headers
85header("Content-type: text/javascript; charset: UTF-8");
86// header("Cache-Control: must-revalidate");
87header("Vary: Accept-Encoding"); // Handle proxies
88header("Expires: " . gmdate("D, d M Y H:i:s", time() + $expiresOffset) . " GMT");
89
90// Get data to load
91$theme = isset($_GET['theme']) ? TinyMCE_cleanInput($_GET['theme']) : "";
92$language = isset($_GET['language']) ? TinyMCE_cleanInput($_GET['language']) : "";
93$plugins = isset($_GET['plugins']) ? TinyMCE_cleanInput($_GET['plugins']) : "";
94$lang = isset($_GET['lang']) ? TinyMCE_cleanInput($_GET['lang']) : "en";
95$index = isset($_GET['index']) ? TinyMCE_cleanInput($_GET['index']) : -1;
96$cacheKey = md5($theme . $language . $plugins . $lang . $index . $debug);
97$cacheFile = $cacheDir == "" ? "" : $cacheDir . "/" . "tinymce_" .  $cacheKey . ".gz";
98$cacheData = "";
99
100// Patch older versions of PHP < 4.3.0
101if (!function_exists('file_get_contents')) {
102        function file_get_contents($filename) {
103                $fd = fopen($filename, 'rb');
104                $content = fread($fd, filesize($filename));
105                fclose($fd);
106                return $content;
107        }
108}
109
110// Security check function, can only contain a-z 0-9 , _ - and whitespace.
111function TinyMCE_cleanInput($str) {
112        return preg_replace("/[^0-9a-z\-_,]+/i", "", $str); // Remove anything but 0-9,a-z,-_
113}
114
115function TinyMCE_echo($str) {
116        global $cacheData, $diskCache;
117
118        if ($diskCache)
119                $cacheData .= $str;
120        else
121                echo $str;
122}
123
124// Only gzip the contents if clients and server support it
125$encodings = array();
126
127if (isset($_SERVER['HTTP_ACCEPT_ENCODING']))
128        $encodings = explode(',', strtolower(preg_replace("/\s+/", "", $_SERVER['HTTP_ACCEPT_ENCODING'])));
129
130// Check for gzip header or northon internet securities
131if ((in_array('gzip', $encodings) || in_array('x-gzip', $encodings) || isset($_SERVER['---------------'])) && function_exists('ob_gzhandler') && !ini_get('zlib.output_compression')) {
132
133} else
134        $diskCache = false;
135
136if ($index > -1) {
137        // Write main script and patch some things
138        if ($index == 0) {
139                TinyMCE_echo(wp_compact_tinymce_js(file_get_contents(realpath("tiny_mce" . $suffix . ".js")))); // WP
140                TinyMCE_echo('TinyMCE.prototype.orgLoadScript = TinyMCE.prototype.loadScript;');
141                TinyMCE_echo('TinyMCE.prototype.loadScript = function() {};var realTinyMCE = tinyMCE;');
142        } else
143                TinyMCE_echo('tinyMCE = realTinyMCE;');
144
145        // Do init based on index
146        TinyMCE_echo("tinyMCE.init(tinyMCECompressed.configs[" . $index . "]);");
147
148        // Load external plugins
149        if ($index == 0)
150                TinyMCE_echo("tinyMCECompressed.loadPlugins();");
151
152        // Load theme, language pack and theme language packs
153        if ($theme) {
154                TinyMCE_echo(wp_compact_tinymce_js(file_get_contents(realpath("themes/" . $theme . "/editor_template" . $suffix . ".js")))); // WP
155                TinyMCE_echo(wp_tinymce_lang("themes/" . $theme . "/langs/%s.js")); // WP
156        }
157
158        /* WP if ($language) WP */
159                TinyMCE_echo(wp_tinymce_lang("langs/%s.js")); // WP
160
161        // Load all plugins and their language packs
162        $plugins = explode(",", $plugins);
163        foreach ($plugins as $plugin) {
164                $pluginFile = realpath("plugins/" . $plugin . "/editor_plugin" . $suffix . ".js");
165                /* WP $languageFile = realpath("plugins/" . $plugin . "/langs/" . $lang . ".js"); WP */
166
167                if ($pluginFile)
168                        TinyMCE_echo(file_get_contents($pluginFile));
169
170                /* WP if ($languageFile) WP */
171                        TinyMCE_echo(wp_tinymce_lang("plugins/" . $plugin . "/langs/%s.js")); // WP
172        }
173
174        // Reset tinyMCE compressor engine
175        TinyMCE_echo("tinyMCE = tinyMCECompressed;");
176
177        // Write to cache
178        if ($diskCache) {
179                // Calculate compression ratio and debug target output path
180                if ($debug) {
181                        $ratio = round(100 - strlen(gzencode($cacheData, 9, FORCE_GZIP)) / strlen($cacheData) * 100.0);
182                        TinyMCE_echo("alert('TinyMCE was compressed by " . $ratio . "%.\\nOutput cache file: " . $cacheFile . "');");
183                }
184
185                $cacheData = gzencode($cacheData, 9, FORCE_GZIP);
186
187                // Write to file if possible
188                $fp = @fopen($cacheFile, "wb");
189                if ($fp) {
190                        fwrite($fp, $cacheData);
191                        fclose($fp);
192                }
193
194                // Output
195                header("Content-Encoding: " . $enc);
196                echo $cacheData;
197        }
198
199        die;
200}
201?>
202
203function TinyMCECompressed() {
204        this.configs = new Array();
205        this.loadedFiles = new Array();
206        this.externalPlugins = new Array();
207        this.loadAdded = false;
208        this.isLoaded = false;
209}
210
211TinyMCECompressed.prototype.init = function(settings) {
212        var elements = document.getElementsByTagName('script');
213        var scriptURL = "";
214
215        for (var i=0; i<elements.length; i++) {
216                if (elements[i].src && elements[i].src.indexOf("tiny_mce_gzip.php") != -1) {
217                        scriptURL = elements[i].src;
218                        break;
219                }
220        }
221
222        settings["theme"] = typeof(settings["theme"]) != "undefined" ? settings["theme"] : "default";
223        settings["plugins"] = typeof(settings["plugins"]) != "undefined" ? settings["plugins"] : "";
224        settings["language"] = typeof(settings["language"]) != "undefined" ? settings["language"] : "en";
225        settings["button_tile_map"] = typeof(settings["button_tile_map"]) != "undefined" ? settings["button_tile_map"] : true;
226        this.configs[this.configs.length] = settings;
227        this.settings = settings;
228
229        scriptURL += (scriptURL.indexOf('?') == -1) ? '?' : '&';
230        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);
231        document.write('<sc'+'ript language="javascript" type="text/javascript" src="' + scriptURL + '"></script>');
232
233        if (!this.loadAdded) {
234                tinyMCE.addEvent(window, "DOMContentLoaded", TinyMCECompressed.prototype.onLoad);
235                tinyMCE.addEvent(window, "load", TinyMCECompressed.prototype.onLoad);
236                this.loadAdded = true;
237        }
238}
239
240TinyMCECompressed.prototype.onLoad = function() {
241        if (tinyMCE.isLoaded)
242                return true;
243
244        tinyMCE = realTinyMCE;
245        TinyMCE_Engine.prototype.onLoad();
246        tinyMCE._addUnloadEvents();
247
248        tinyMCE.isLoaded = true;
249}
250
251TinyMCECompressed.prototype.addEvent = function(o, n, h) {
252        if (o.attachEvent)
253                o.attachEvent("on" + n, h);
254        else
255                o.addEventListener(n, h, false);
256}
257
258TinyMCECompressed.prototype.getOnce = function(str) {
259        var ar = str.replace(/\s+/g, '').split(',');
260
261        for (var i=0; i<ar.length; i++) {
262                if (ar[i] == '' || ar[i].charAt(0) == '-') {
263                        ar[i] = null;
264                        continue;
265                }
266
267                // Skip load
268                for (var x=0; x<this.loadedFiles.length; x++) {
269                        if (this.loadedFiles[x] == ar[i])
270                                ar[i] = null;
271                }
272
273                this.loadedFiles[this.loadedFiles.length] = ar[i];
274        }
275
276        // Glue
277        str = "";
278        for (var i=0; i<ar.length; i++) {
279                if (ar[i] == null)
280                        continue;
281
282                str += ar[i];
283
284                if (i != ar.length-1)
285                        str += ",";
286        }
287
288        return str;
289};
290
291TinyMCECompressed.prototype.loadPlugins = function() {
292        var i, ar;
293
294        TinyMCE.prototype.loadScript = TinyMCE.prototype.orgLoadScript;
295        tinyMCE = realTinyMCE;
296
297        ar = tinyMCECompressed.externalPlugins;
298        for (i=0; i<ar.length; i++)
299                tinyMCE.loadPlugin(ar[i].name, ar[i].url);
300
301        TinyMCE.prototype.loadScript = function() {};
302};
303
304TinyMCECompressed.prototype.loadPlugin = function(n, u) {
305        this.externalPlugins[this.externalPlugins.length] = {name : n, url : u};
306};
307
308TinyMCECompressed.prototype.importPluginLanguagePack = function(n, v) {
309        tinyMCE = realTinyMCE;
310        TinyMCE.prototype.loadScript = TinyMCE.prototype.orgLoadScript;
311        tinyMCE.importPluginLanguagePack(n, v);
312};
313
314TinyMCECompressed.prototype.addPlugin = function(n, p) {
315        tinyMCE = realTinyMCE;
316        tinyMCE.addPlugin(n, p);
317};
318
319var tinyMCE = new TinyMCECompressed();
320var tinyMCECompressed = tinyMCE;