1: <?php
  2: 
  3: /**
  4:  * This file compresses the TinyMCE JavaScript using GZip and
  5:  * enables the browser to do two requests instead of one for each .js file.
  6:  * Notice: This script defaults the button_tile_map option to true for extra performance.
  7:  *
  8:  * @package    Core
  9:  * @subpackage Backend
 10:  * @author     Martin Horwath <horwath@dayside.net>
 11:  * @copyright  four for business AG <www.4fb.de>
 12:  * @license    http://www.contenido.org/license/LIZENZ.txt
 13:  * @link       http://www.4fb.de
 14:  * @link       http://www.contenido.org
 15:  */
 16: 
 17: if (!defined('CON_FRAMEWORK')) {
 18:     define('CON_FRAMEWORK', true);
 19: }
 20: 
 21: // CONTENIDO startup process
 22: include_once('../../../../../includes/startup.php');
 23: 
 24: $backendPath = cRegistry::getBackendPath();
 25: 
 26: $cfg['debug']['backend_exectime']['fullstart'] = getmicrotime();
 27: 
 28: cInclude('includes', 'functions.api.php');
 29: 
 30: cRegistry::bootstrap(array(
 31:     'sess' => 'cSession',
 32:     'auth' => 'cAuthHandlerBackend',
 33:     'perm' => 'cPermission'
 34: ));
 35: 
 36: i18nInit($cfg['path']['contenido_locale'], $belang);
 37: 
 38: require_once($backendPath . $cfg['path']['includes'] . 'functions.includePluginConf.php');
 39: 
 40: require_once($cfg['path']['contenido_config'] . 'cfg_actions.inc.php');
 41: 
 42: // Set the error reporting to minimal.
 43: @error_reporting(E_ERROR | E_WARNING | E_PARSE);
 44: 
 45: // Get input
 46: $plugins = explode(',', getParam("plugins", ""));
 47: $languages = explode(',', getParam("languages", ""));
 48: $themes = explode(',', getParam("themes", ""));
 49: $diskCache = getParam("diskcache", "") == "true";
 50: $isJS = getParam("js", "") == "true";
 51: $compress = getParam("compress", "true") == "true";
 52: $core = getParam("core", "true") == "true";
 53: $suffix = getParam("suffix", "_src") == "_src" ? "_src" : "";
 54: $cachePath = realpath("."); // Cache path, this is where the .gz files will be stored
 55: $expiresOffset = 3600 * 24 * 10; // Cache for 10 days in browser cache
 56: $content = "";
 57: $encodings = array();
 58: $supportsGzip = false;
 59: $enc = "";
 60: $cacheKey = "";
 61: 
 62: // Custom extra javascripts to pack
 63: $custom = array(/*
 64:     "some custom .js file",
 65:     "some custom .js file"
 66: */);
 67: 
 68: // Headers
 69: header("Content-type: text/javascript");
 70: header("Vary: Accept-Encoding");  // Handle proxies
 71: header("Expires: " . gmdate("D, d M Y H:i:s", time() + $expiresOffset) . " GMT");
 72: 
 73: // Is called directly then auto init with default settings
 74: if (!$isJS) {
 75:     echo getFileContents("tiny_mce_gzip.js");
 76:     echo "tinyMCE_GZ.init({});";
 77:     die();
 78: }
 79: 
 80: // Setup cache info
 81: if ($diskCache) {
 82:     if (!$cachePath) {
 83:         die("alert('Real path failed.');");
 84:     }
 85: 
 86:     $cacheKey = getParam("plugins", "") . getParam("languages", "") . getParam("themes", "") . $suffix;
 87: 
 88:     foreach ($custom as $file) {
 89:         $cacheKey .= $file;
 90:     }
 91: 
 92:     $cacheKey = md5($cacheKey);
 93: 
 94:     if ($compress) {
 95:         $cacheFile = $cachePath . "/tiny_mce_" . $cacheKey . ".gz";
 96:     } else {
 97:         $cacheFile = $cachePath . "/tiny_mce_" . $cacheKey . ".js";
 98:     }
 99: }
100: 
101: // Check if it supports gzip
102: if (isset($_SERVER['HTTP_ACCEPT_ENCODING']))
103:     $encodings = explode(',', strtolower(preg_replace("/\s+/", "", $_SERVER['HTTP_ACCEPT_ENCODING'])));
104: 
105: if ((in_array('gzip', $encodings) || in_array('x-gzip', $encodings) || isset($_SERVER['---------------'])) && function_exists('ob_gzhandler') && !ini_get('zlib.output_compression')) {
106:     $enc = in_array('x-gzip', $encodings) ? "x-gzip" : "gzip";
107:     $supportsGzip = true;
108: }
109: 
110: // Use cached file disk cache
111: if ($diskCache && $supportsGzip && file_exists($cacheFile)) {
112:     if ($compress) {
113:         header("Content-Encoding: " . $enc);
114:     }
115: 
116:     echo getFileContents($cacheFile);
117:     die();
118: }
119: 
120: // Add core
121: if ($core == "true") {
122:     $content .= getFileContents("tiny_mce" . $suffix . ".js");
123: 
124:     // Patch loading functions
125:     $content .= "tinyMCE_GZ.start();";
126: }
127: 
128: // Add core languages
129: foreach ($languages as $lang) {
130:     $content .= getFileContents("langs/" . $lang . ".js");
131: }
132: 
133: // Add themes
134: foreach ($themes as $theme) {
135:     $content .= getFileContents( "themes/" . $theme . "/editor_template" . $suffix . ".js");
136: 
137:     foreach ($languages as $lang) {
138:         $content .= getFileContents("themes/" . $theme . "/langs/" . $lang . ".js");
139:     }
140: }
141: 
142: // Add plugins
143: foreach ($plugins as $plugin) {
144:     $content .= getFileContents("plugins/" . $plugin . "/editor_plugin" . $suffix . ".js");
145: 
146:     foreach ($languages as $lang) {
147:         $content .= getFileContents("plugins/" . $plugin . "/langs/" . $lang . ".js");
148:     }
149: }
150: 
151: // Add custom files
152: foreach ($custom as $file) {
153:     $content .= getFileContents($file);
154: }
155: 
156: // Restore loading functions
157: if ($core == "true")
158:     $content .= "tinyMCE_GZ.end();";
159: 
160: // Generate GZIP'd content
161: if ($supportsGzip) {
162:     if ($compress) {
163:         header("Content-Encoding: " . $enc);
164:         $cacheData = gzencode($content, 9, FORCE_GZIP);
165:     } else
166:         $cacheData = $content;
167: 
168:     // Write gz file
169:     if ($diskCache && $cacheKey != "") {
170:         putFileContents($cacheFile, $cacheData);
171:     }
172: 
173:     // Stream to client
174:     echo $cacheData;
175: } else {
176:     // Stream uncompressed content
177:     echo $content;
178: }
179: 
180: /**
181:  *
182:  * @param string $name
183:  * @param mixed $def
184:  * @return mixed
185:  */
186: function getParam($name, $def = false) {
187: 
188:     if (!isset($_GET[$name])) {
189:         return $def;
190:     }
191: 
192:     // Remove anything but 0-9,a-z,-_
193:     return preg_replace("/[^0-9a-z\-_,]+/i", "", $_GET[$name]);
194: 
195: }
196: 
197: /**
198:  *
199:  * @param string $path
200:  * @return string
201:  */
202: function getFileContents($path) {
203: 
204:     $path = realpath($path);
205: 
206:     if (!$path || !@is_file($path)) {
207:         return "";
208:     }
209: 
210:     if (function_exists("file_get_contents")) {
211:         return @file_get_contents($path);
212:     }
213: 
214:     $content = "";
215:     $fp = @fopen($path, "r");
216:     if (!$fp) {
217:         return "";
218:     }
219: 
220:     while (!feof($fp)) {
221:         $content .= fgets($fp);
222:     }
223: 
224:     fclose($fp);
225: 
226:     return $content;
227: 
228: }
229: 
230: /**
231:  *
232:  * @param string $path
233:  * @param string $content
234:  * @return int
235:  *         the number of bytes that were written to the file,
236:  *         or false on failure, nothing if file_put_contents is not available
237:  */
238: function putFileContents($path, $content) {
239: 
240:     if (function_exists("file_put_contents")) {
241:         return @file_put_contents($path, $content);
242:     }
243: 
244:     $fp = @fopen($path, "wb");
245:     if ($fp) {
246:         fwrite($fp, $content);
247:         fclose($fp);
248:     }
249: 
250: }
251: 
252: ?>