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connector.maximal.php-dist
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connector.minimal.php-dist
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elFinder.class.php
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elFinderPlugin.php
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elFinderSession.php
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elFinderSessionInterface.php
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elFinderVolumeBox.class.php
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elFinderVolumeDriver.class.php
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elFinderVolumeDropbox.class.php
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elFinderVolumeFTP.class.php
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elFinderVolumeGoogleDrive.class.php
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elFinderVolumeMySQL.class.php
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elFinderVolumeOneDrive.class.php
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elFinderVolumeTrash.class.php
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mime.types
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elFinderConnector.class.php
381 lines
| 1 | <?php |
| 2 | |
| 3 | /** |
| 4 | * Default elFinder connector |
| 5 | * |
| 6 | * @author Dmitry (dio) Levashov |
| 7 | **/ |
| 8 | class elFinderConnector |
| 9 | { |
| 10 | /** |
| 11 | * elFinder instance |
| 12 | * |
| 13 | * @var elFinder |
| 14 | **/ |
| 15 | protected $elFinder; |
| 16 | |
| 17 | /** |
| 18 | * Options |
| 19 | * |
| 20 | * @var array |
| 21 | **/ |
| 22 | protected $options = array(); |
| 23 | |
| 24 | /** |
| 25 | * Must be use output($data) $data['header'] |
| 26 | * |
| 27 | * @var string |
| 28 | * @deprecated |
| 29 | **/ |
| 30 | protected $header = ''; |
| 31 | |
| 32 | /** |
| 33 | * HTTP request method |
| 34 | * |
| 35 | * @var string |
| 36 | */ |
| 37 | protected $reqMethod = ''; |
| 38 | |
| 39 | /** |
| 40 | * Content type of output JSON |
| 41 | * |
| 42 | * @var string |
| 43 | */ |
| 44 | protected static $contentType = 'Content-Type: application/json; charset=utf-8'; |
| 45 | |
| 46 | /** |
| 47 | * Constructor |
| 48 | * |
| 49 | * @param $elFinder |
| 50 | * @param bool $debug |
| 51 | * |
| 52 | * @author Dmitry (dio) Levashov |
| 53 | */ |
| 54 | public function __construct($elFinder, $debug = false) |
| 55 | { |
| 56 | |
| 57 | $this->elFinder = $elFinder; |
| 58 | $this->reqMethod = strtoupper($_SERVER["REQUEST_METHOD"]); |
| 59 | if ($debug) { |
| 60 | self::$contentType = 'Content-Type: text/plain; charset=utf-8'; |
| 61 | } |
| 62 | } |
| 63 | |
| 64 | /** |
| 65 | * Execute elFinder command and output result |
| 66 | * |
| 67 | * @return void |
| 68 | * @throws Exception |
| 69 | * @author Dmitry (dio) Levashov |
| 70 | */ |
| 71 | public function run() |
| 72 | { |
| 73 | $isPost = $this->reqMethod === 'POST'; |
| 74 | $src = $isPost ? array_merge($_GET, $_POST) : $_GET; |
| 75 | $maxInputVars = (!$src || isset($src['targets'])) ? ini_get('max_input_vars') : null; |
| 76 | if ((!$src || $maxInputVars) && $rawPostData = file_get_contents('php://input')) { |
| 77 | // for max_input_vars and supports IE XDomainRequest() |
| 78 | $parts = explode('&', $rawPostData); |
| 79 | if (!$src || $maxInputVars < count($parts)) { |
| 80 | $src = array(); |
| 81 | foreach ($parts as $part) { |
| 82 | list($key, $value) = array_pad(explode('=', $part), 2, ''); |
| 83 | $key = rawurldecode($key); |
| 84 | if (preg_match('/^(.+?)\[([^\[\]]*)\]$/', $key, $m)) { |
| 85 | $key = $m[1]; |
| 86 | $idx = $m[2]; |
| 87 | if (!isset($src[$key])) { |
| 88 | $src[$key] = array(); |
| 89 | } |
| 90 | if ($idx) { |
| 91 | $src[$key][$idx] = rawurldecode($value); |
| 92 | } else { |
| 93 | $src[$key][] = rawurldecode($value); |
| 94 | } |
| 95 | } else { |
| 96 | $src[$key] = rawurldecode($value); |
| 97 | } |
| 98 | } |
| 99 | $_POST = $this->input_filter($src); |
| 100 | $_REQUEST = $this->input_filter(array_merge_recursive($src, $_REQUEST)); |
| 101 | } |
| 102 | } |
| 103 | |
| 104 | if (isset($src['targets']) && $this->elFinder->maxTargets && count($src['targets']) > $this->elFinder->maxTargets) { |
| 105 | $this->output(array('error' => $this->elFinder->error(elFinder::ERROR_MAX_TARGTES))); |
| 106 | } |
| 107 | |
| 108 | $cmd = isset($src['cmd']) ? $src['cmd'] : ''; |
| 109 | $args = array(); |
| 110 | |
| 111 | if (!function_exists('json_encode')) { |
| 112 | $error = $this->elFinder->error(elFinder::ERROR_CONF, elFinder::ERROR_CONF_NO_JSON); |
| 113 | $this->output(array('error' => '{"error":["' . implode('","', $error) . '"]}', 'raw' => true)); |
| 114 | } |
| 115 | |
| 116 | if (!$this->elFinder->loaded()) { |
| 117 | $this->output(array('error' => $this->elFinder->error(elFinder::ERROR_CONF, elFinder::ERROR_CONF_NO_VOL), 'debug' => $this->elFinder->mountErrors)); |
| 118 | } |
| 119 | |
| 120 | // telepat_mode: on |
| 121 | if (!$cmd && $isPost) { |
| 122 | $this->output(array('error' => $this->elFinder->error(elFinder::ERROR_UPLOAD, elFinder::ERROR_UPLOAD_TOTAL_SIZE), 'header' => 'Content-Type: text/html')); |
| 123 | } |
| 124 | // telepat_mode: off |
| 125 | |
| 126 | if (!$this->elFinder->commandExists($cmd)) { |
| 127 | $this->output(array('error' => $this->elFinder->error(elFinder::ERROR_UNKNOWN_CMD))); |
| 128 | } |
| 129 | |
| 130 | // collect required arguments to exec command |
| 131 | $hasFiles = false; |
| 132 | foreach ($this->elFinder->commandArgsList($cmd) as $name => $req) { |
| 133 | if ($name === 'FILES') { |
| 134 | if (isset($_FILES)) { |
| 135 | $hasFiles = true; |
| 136 | } elseif ($req) { |
| 137 | $this->output(array('error' => $this->elFinder->error(elFinder::ERROR_INV_PARAMS, $cmd))); |
| 138 | } |
| 139 | } else { |
| 140 | $arg = isset($src[$name]) ? $src[$name] : ''; |
| 141 | |
| 142 | if (!is_array($arg) && $req !== '') { |
| 143 | $arg = trim($arg); |
| 144 | } |
| 145 | if ($req && $arg === '') { |
| 146 | $this->output(array('error' => $this->elFinder->error(elFinder::ERROR_INV_PARAMS, $cmd))); |
| 147 | } |
| 148 | $args[$name] = $arg; |
| 149 | } |
| 150 | } |
| 151 | |
| 152 | $args['debug'] = isset($src['debug']) ? !!$src['debug'] : false; |
| 153 | |
| 154 | $args = $this->input_filter($args); |
| 155 | if ($hasFiles) { |
| 156 | $args['FILES'] = $_FILES; |
| 157 | } |
| 158 | |
| 159 | try { |
| 160 | $this->output($this->elFinder->exec($cmd, $args)); |
| 161 | } catch (elFinderAbortException $e) { |
| 162 | // connection aborted |
| 163 | // unlock session data for multiple access |
| 164 | $this->elFinder->getSession()->close(); |
| 165 | // HTTP response code |
| 166 | header('HTTP/1.0 204 No Content'); |
| 167 | // clear output buffer |
| 168 | while (ob_get_level() && ob_end_clean()) { |
| 169 | } |
| 170 | exit(); |
| 171 | } |
| 172 | } |
| 173 | |
| 174 | /** |
| 175 | * Sets the header. |
| 176 | * |
| 177 | * @param array|string $value HTTP header(s) |
| 178 | */ |
| 179 | public function setHeader($value) |
| 180 | { |
| 181 | $this->header = $value; |
| 182 | } |
| 183 | |
| 184 | /** |
| 185 | * Output json |
| 186 | * |
| 187 | * @param array data to output |
| 188 | * |
| 189 | * @return void |
| 190 | * @throws elFinderAbortException |
| 191 | * @author Dmitry (dio) Levashov |
| 192 | */ |
| 193 | protected function output(array $data) |
| 194 | { |
| 195 | // unlock session data for multiple access |
| 196 | $this->elFinder->getSession()->close(); |
| 197 | // client disconnect should abort |
| 198 | ignore_user_abort(false); |
| 199 | |
| 200 | if ($this->header) { |
| 201 | self::sendHeader($this->header); |
| 202 | } |
| 203 | |
| 204 | if (isset($data['pointer'])) { |
| 205 | // set time limit to 0 |
| 206 | elFinder::extendTimeLimit(0); |
| 207 | |
| 208 | // send optional header |
| 209 | if (!empty($data['header'])) { |
| 210 | self::sendHeader($data['header']); |
| 211 | } |
| 212 | |
| 213 | // clear output buffer |
| 214 | while (ob_get_level() && ob_end_clean()) { |
| 215 | } |
| 216 | |
| 217 | $toEnd = true; |
| 218 | $fp = $data['pointer']; |
| 219 | $sendData = !($this->reqMethod === 'HEAD' || !empty($data['info']['xsendfile'])); |
| 220 | $psize = null; |
| 221 | if (($this->reqMethod === 'GET' || !$sendData) |
| 222 | && (elFinder::isSeekableStream($fp) || elFinder::isSeekableUrl($fp)) |
| 223 | && (array_search('Accept-Ranges: none', headers_list()) === false)) { |
| 224 | header('Accept-Ranges: bytes'); |
| 225 | if (!empty($_SERVER['HTTP_RANGE'])) { |
| 226 | $size = $data['info']['size']; |
| 227 | $end = $size - 1; |
| 228 | if (preg_match('/bytes=(\d*)-(\d*)(,?)/i', $_SERVER['HTTP_RANGE'], $matches)) { |
| 229 | if (empty($matches[3])) { |
| 230 | if (empty($matches[1]) && $matches[1] !== '0') { |
| 231 | $start = $size - $matches[2]; |
| 232 | } else { |
| 233 | $start = intval($matches[1]); |
| 234 | if (!empty($matches[2])) { |
| 235 | $end = intval($matches[2]); |
| 236 | if ($end >= $size) { |
| 237 | $end = $size - 1; |
| 238 | } |
| 239 | $toEnd = ($end == ($size - 1)); |
| 240 | } |
| 241 | } |
| 242 | $psize = $end - $start + 1; |
| 243 | |
| 244 | header('HTTP/1.1 206 Partial Content'); |
| 245 | header('Content-Length: ' . $psize); |
| 246 | header('Content-Range: bytes ' . $start . '-' . $end . '/' . $size); |
| 247 | |
| 248 | // Apache mod_xsendfile dose not support range request |
| 249 | if (isset($data['info']['xsendfile']) && strtolower($data['info']['xsendfile']) === 'x-sendfile') { |
| 250 | if (function_exists('header_remove')) { |
| 251 | header_remove($data['info']['xsendfile']); |
| 252 | } else { |
| 253 | header($data['info']['xsendfile'] . ':'); |
| 254 | } |
| 255 | unset($data['info']['xsendfile']); |
| 256 | if ($this->reqMethod !== 'HEAD') { |
| 257 | $sendData = true; |
| 258 | } |
| 259 | } |
| 260 | |
| 261 | $sendData && !elFinder::isSeekableUrl($fp) && fseek($fp, $start); |
| 262 | } |
| 263 | } |
| 264 | } |
| 265 | if ($sendData && is_null($psize)) { |
| 266 | elFinder::rewind($fp); |
| 267 | } |
| 268 | } else { |
| 269 | header('Accept-Ranges: none'); |
| 270 | if (isset($data['info']) && !$data['info']['size']) { |
| 271 | if (function_exists('header_remove')) { |
| 272 | header_remove('Content-Length'); |
| 273 | } else { |
| 274 | header('Content-Length:'); |
| 275 | } |
| 276 | } |
| 277 | } |
| 278 | |
| 279 | if ($sendData) { |
| 280 | if ($toEnd || elFinder::isSeekableUrl($fp)) { |
| 281 | // PHP < 5.6 has a bug of fpassthru |
| 282 | // see https://bugs.php.net/bug.php?id=66736 |
| 283 | if (version_compare(PHP_VERSION, '5.6', '<')) { |
| 284 | file_put_contents('php://output', $fp); |
| 285 | } else { |
| 286 | fpassthru($fp); |
| 287 | } |
| 288 | } else { |
| 289 | $out = fopen('php://output', 'wb'); |
| 290 | stream_copy_to_stream($fp, $out, $psize); |
| 291 | fclose($out); |
| 292 | } |
| 293 | } |
| 294 | |
| 295 | if (!empty($data['volume'])) { |
| 296 | $data['volume']->close($fp, $data['info']['hash']); |
| 297 | } else { |
| 298 | fclose($fp); |
| 299 | } |
| 300 | exit(); |
| 301 | } else { |
| 302 | self::outputJson($data); |
| 303 | exit(0); |
| 304 | } |
| 305 | } |
| 306 | |
| 307 | /** |
| 308 | * Remove null & stripslashes applies on "magic_quotes_gpc" |
| 309 | * |
| 310 | * @param mixed $args |
| 311 | * |
| 312 | * @return mixed |
| 313 | * @author Naoki Sawada |
| 314 | */ |
| 315 | protected function input_filter($args) |
| 316 | { |
| 317 | static $magic_quotes_gpc = NULL; |
| 318 | |
| 319 | if ($magic_quotes_gpc === NULL) |
| 320 | $magic_quotes_gpc = (version_compare(PHP_VERSION, '5.4', '<') && get_magic_quotes_gpc()); |
| 321 | |
| 322 | if (is_array($args)) { |
| 323 | return array_map(array(& $this, 'input_filter'), $args); |
| 324 | } |
| 325 | $res = str_replace("\0", '', $args); |
| 326 | $magic_quotes_gpc && ($res = stripslashes($res)); |
| 327 | return $res; |
| 328 | } |
| 329 | |
| 330 | /** |
| 331 | * Send HTTP header |
| 332 | * |
| 333 | * @param string|array $header optional header |
| 334 | */ |
| 335 | protected static function sendHeader($header = null) |
| 336 | { |
| 337 | if ($header) { |
| 338 | if (is_array($header)) { |
| 339 | foreach ($header as $h) { |
| 340 | header($h); |
| 341 | } |
| 342 | } else { |
| 343 | header($header); |
| 344 | } |
| 345 | } |
| 346 | } |
| 347 | |
| 348 | /** |
| 349 | * Output JSON |
| 350 | * |
| 351 | * @param array $data |
| 352 | */ |
| 353 | public static function outputJson($data) |
| 354 | { |
| 355 | // send header |
| 356 | $header = isset($data['header']) ? $data['header'] : self::$contentType; |
| 357 | self::sendHeader($header); |
| 358 | |
| 359 | unset($data['header']); |
| 360 | |
| 361 | if (!empty($data['raw']) && isset($data['error'])) { |
| 362 | $out = $data['error']; |
| 363 | } else { |
| 364 | if (isset($data['debug']) && isset($data['debug']['backendErrors'])) { |
| 365 | $data['debug']['backendErrors'] = array_merge($data['debug']['backendErrors'], elFinder::$phpErrors); |
| 366 | } |
| 367 | $out = json_encode($data); |
| 368 | } |
| 369 | |
| 370 | // clear output buffer |
| 371 | while (ob_get_level() && ob_end_clean()) { |
| 372 | } |
| 373 | |
| 374 | header('Content-Length: ' . strlen($out)); |
| 375 | |
| 376 | echo $out; |
| 377 | |
| 378 | flush(); |
| 379 | } |
| 380 | }// END class |
| 381 |