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| 1 | <?php |
| 2 | /** |
| 3 | * |
| 4 | * This file is part of the phpBB Forum Software package. |
| 5 | * |
| 6 | * @copyright (c) phpBB Limited <https://www.phpbb.com> |
| 7 | * @license GNU General Public License, version 2 (GPL-2.0) |
| 8 | * |
| 9 | * For full copyright and license information, please see |
| 10 | * the docs/CREDITS.txt file. |
| 11 | * |
| 12 | */ |
| 13 | |
| 14 | /** |
| 15 | * @ignore |
| 16 | */ |
| 17 | if (!defined('IN_PHPBB')) |
| 18 | { |
| 19 | exit; |
| 20 | } |
| 21 | |
| 22 | /** |
| 23 | * Messenger |
| 24 | */ |
| 25 | class messenger |
| 26 | { |
| 27 | var $msg, $replyto, $from, $subject; |
| 28 | var $addresses = array(); |
| 29 | var $extra_headers = array(); |
| 30 | |
| 31 | var $mail_priority = MAIL_NORMAL_PRIORITY; |
| 32 | var $use_queue = true; |
| 33 | |
| 34 | /** @var \phpbb\template\template */ |
| 35 | protected $template; |
| 36 | |
| 37 | /** |
| 38 | * Constructor |
| 39 | */ |
| 40 | function __construct($use_queue = true) |
| 41 | { |
| 42 | global $config; |
| 43 | |
| 44 | $this->use_queue = (!$config['email_package_size']) ? false : $use_queue; |
| 45 | $this->subject = ''; |
| 46 | } |
| 47 | |
| 48 | /** |
| 49 | * Resets all the data (address, template file, etc etc) to default |
| 50 | */ |
| 51 | function reset() |
| 52 | { |
| 53 | $this->addresses = $this->extra_headers = array(); |
| 54 | $this->msg = $this->replyto = $this->from = ''; |
| 55 | $this->mail_priority = MAIL_NORMAL_PRIORITY; |
| 56 | } |
| 57 | |
| 58 | /** |
| 59 | * Set addresses for to/im as available |
| 60 | * |
| 61 | * @param array $user User row |
| 62 | */ |
| 63 | function set_addresses($user) |
| 64 | { |
| 65 | if (isset($user['user_email']) && $user['user_email']) |
| 66 | { |
| 67 | $this->to($user['user_email'], (isset($user['username']) ? $user['username'] : '')); |
| 68 | } |
| 69 | |
| 70 | if (isset($user['user_jabber']) && $user['user_jabber']) |
| 71 | { |
| 72 | $this->im($user['user_jabber'], (isset($user['username']) ? $user['username'] : '')); |
| 73 | } |
| 74 | } |
| 75 | |
| 76 | /** |
| 77 | * Sets an email address to send to |
| 78 | */ |
| 79 | function to($address, $realname = '') |
| 80 | { |
| 81 | global $config; |
| 82 | |
| 83 | if (!trim($address)) |
| 84 | { |
| 85 | return; |
| 86 | } |
| 87 | |
| 88 | $pos = isset($this->addresses['to']) ? count($this->addresses['to']) : 0; |
| 89 | |
| 90 | $this->addresses['to'][$pos]['email'] = trim($address); |
| 91 | |
| 92 | // If empty sendmail_path on windows, PHP changes the to line |
| 93 | if (!$config['smtp_delivery'] && DIRECTORY_SEPARATOR == '\\') |
| 94 | { |
| 95 | $this->addresses['to'][$pos]['name'] = ''; |
| 96 | } |
| 97 | else |
| 98 | { |
| 99 | $this->addresses['to'][$pos]['name'] = trim($realname); |
| 100 | } |
| 101 | } |
| 102 | |
| 103 | /** |
| 104 | * Sets an cc address to send to |
| 105 | */ |
| 106 | function cc($address, $realname = '') |
| 107 | { |
| 108 | if (!trim($address)) |
| 109 | { |
| 110 | return; |
| 111 | } |
| 112 | |
| 113 | $pos = isset($this->addresses['cc']) ? count($this->addresses['cc']) : 0; |
| 114 | $this->addresses['cc'][$pos]['email'] = trim($address); |
| 115 | $this->addresses['cc'][$pos]['name'] = trim($realname); |
| 116 | } |
| 117 | |
| 118 | /** |
| 119 | * Sets an bcc address to send to |
| 120 | */ |
| 121 | function bcc($address, $realname = '') |
| 122 | { |
| 123 | if (!trim($address)) |
| 124 | { |
| 125 | return; |
| 126 | } |
| 127 | |
| 128 | $pos = isset($this->addresses['bcc']) ? count($this->addresses['bcc']) : 0; |
| 129 | $this->addresses['bcc'][$pos]['email'] = trim($address); |
| 130 | $this->addresses['bcc'][$pos]['name'] = trim($realname); |
| 131 | } |
| 132 | |
| 133 | /** |
| 134 | * Sets a im contact to send to |
| 135 | */ |
| 136 | function im($address, $realname = '') |
| 137 | { |
| 138 | // IM-Addresses could be empty |
| 139 | if (!trim($address)) |
| 140 | { |
| 141 | return; |
| 142 | } |
| 143 | |
| 144 | $pos = isset($this->addresses['im']) ? count($this->addresses['im']) : 0; |
| 145 | $this->addresses['im'][$pos]['uid'] = trim($address); |
| 146 | $this->addresses['im'][$pos]['name'] = trim($realname); |
| 147 | } |
| 148 | |
| 149 | /** |
| 150 | * Set the reply to address |
| 151 | */ |
| 152 | function replyto($address) |
| 153 | { |
| 154 | $this->replyto = trim($address); |
| 155 | } |
| 156 | |
| 157 | /** |
| 158 | * Set the from address |
| 159 | */ |
| 160 | function from($address) |
| 161 | { |
| 162 | $this->from = trim($address); |
| 163 | } |
| 164 | |
| 165 | /** |
| 166 | * set up subject for mail |
| 167 | */ |
| 168 | function subject($subject = '') |
| 169 | { |
| 170 | $this->subject = trim($subject); |
| 171 | } |
| 172 | |
| 173 | /** |
| 174 | * set up extra mail headers |
| 175 | */ |
| 176 | function headers($headers) |
| 177 | { |
| 178 | $this->extra_headers[] = trim($headers); |
| 179 | } |
| 180 | |
| 181 | /** |
| 182 | * Adds X-AntiAbuse headers |
| 183 | * |
| 184 | * @param \phpbb\config\config $config Config object |
| 185 | * @param \phpbb\user $user User object |
| 186 | * @return void |
| 187 | */ |
| 188 | function anti_abuse_headers($config, $user) |
| 189 | { |
| 190 | $this->headers('X-AntiAbuse: Board servername - ' . mail_encode($config['server_name'])); |
| 191 | $this->headers('X-AntiAbuse: User_id - ' . $user->data['user_id']); |
| 192 | $this->headers('X-AntiAbuse: Username - ' . mail_encode($user->data['username'])); |
| 193 | $this->headers('X-AntiAbuse: User IP - ' . $user->ip); |
| 194 | } |
| 195 | |
| 196 | /** |
| 197 | * Set the email priority |
| 198 | */ |
| 199 | function set_mail_priority($priority = MAIL_NORMAL_PRIORITY) |
| 200 | { |
| 201 | $this->mail_priority = $priority; |
| 202 | } |
| 203 | |
| 204 | /** |
| 205 | * Set email template to use |
| 206 | */ |
| 207 | function template($template_file, $template_lang = '', $template_path = '', $template_dir_prefix = '') |
| 208 | { |
| 209 | global $config, $phpbb_root_path, $user; |
| 210 | |
| 211 | $template_dir_prefix = (!$template_dir_prefix || $template_dir_prefix[0] === '/') ? $template_dir_prefix : '/' . $template_dir_prefix; |
| 212 | |
| 213 | $this->setup_template(); |
| 214 | |
| 215 | if (!trim($template_file)) |
| 216 | { |
| 217 | trigger_error('No template file for emailing set.', E_USER_ERROR); |
| 218 | } |
| 219 | |
| 220 | if (!trim($template_lang)) |
| 221 | { |
| 222 | // fall back to board default language if the user's language is |
| 223 | // missing $template_file. If this does not exist either, |
| 224 | // $this->template->set_filenames will do a trigger_error |
| 225 | $template_lang = basename($config['default_lang']); |
| 226 | } |
| 227 | |
| 228 | $ext_template_paths = array( |
| 229 | array( |
| 230 | 'name' => $template_lang . '_email', |
| 231 | 'ext_path' => 'language/' . $template_lang . '/email' . $template_dir_prefix, |
| 232 | ), |
| 233 | ); |
| 234 | |
| 235 | if ($template_path) |
| 236 | { |
| 237 | $template_paths = array( |
| 238 | $template_path . $template_dir_prefix, |
| 239 | ); |
| 240 | } |
| 241 | else |
| 242 | { |
| 243 | $template_path = (!empty($user->lang_path)) ? $user->lang_path : $phpbb_root_path . 'language/'; |
| 244 | $template_path .= $template_lang . '/email'; |
| 245 | |
| 246 | $template_paths = array( |
| 247 | $template_path . $template_dir_prefix, |
| 248 | ); |
| 249 | |
| 250 | $board_language = basename($config['default_lang']); |
| 251 | |
| 252 | // we can only specify default language fallback when the path is not a custom one for which we |
| 253 | // do not know the default language alternative |
| 254 | if ($template_lang !== $board_language) |
| 255 | { |
| 256 | $fallback_template_path = (!empty($user->lang_path)) ? $user->lang_path : $phpbb_root_path . 'language/'; |
| 257 | $fallback_template_path .= $board_language . '/email'; |
| 258 | |
| 259 | $template_paths[] = $fallback_template_path . $template_dir_prefix; |
| 260 | |
| 261 | $ext_template_paths[] = array( |
| 262 | 'name' => $board_language . '_email', |
| 263 | 'ext_path' => 'language/' . $board_language . '/email' . $template_dir_prefix, |
| 264 | ); |
| 265 | } |
| 266 | // If everything fails just fall back to en template |
| 267 | if ($template_lang !== 'en' && $board_language !== 'en') |
| 268 | { |
| 269 | $fallback_template_path = (!empty($user->lang_path)) ? $user->lang_path : $phpbb_root_path . 'language/'; |
| 270 | $fallback_template_path .= 'en/email'; |
| 271 | |
| 272 | $template_paths[] = $fallback_template_path . $template_dir_prefix; |
| 273 | |
| 274 | $ext_template_paths[] = array( |
| 275 | 'name' => 'en_email', |
| 276 | 'ext_path' => 'language/en/email' . $template_dir_prefix, |
| 277 | ); |
| 278 | } |
| 279 | } |
| 280 | |
| 281 | $this->set_template_paths($ext_template_paths, $template_paths); |
| 282 | |
| 283 | $this->template->set_filenames(array( |
| 284 | 'body' => $template_file . '.txt', |
| 285 | )); |
| 286 | |
| 287 | return true; |
| 288 | } |
| 289 | |
| 290 | /** |
| 291 | * assign variables to email template |
| 292 | */ |
| 293 | function assign_vars($vars) |
| 294 | { |
| 295 | $this->setup_template(); |
| 296 | |
| 297 | $this->template->assign_vars($vars); |
| 298 | } |
| 299 | |
| 300 | function assign_block_vars($blockname, $vars) |
| 301 | { |
| 302 | $this->setup_template(); |
| 303 | |
| 304 | $this->template->assign_block_vars($blockname, $vars); |
| 305 | } |
| 306 | |
| 307 | /** |
| 308 | * Send the mail out to the recipients set previously in var $this->addresses |
| 309 | * |
| 310 | * @param int $method User notification method NOTIFY_EMAIL|NOTIFY_IM|NOTIFY_BOTH |
| 311 | * @param bool $break Flag indicating if the function only formats the subject |
| 312 | * and the message without sending it |
| 313 | * |
| 314 | * @return bool |
| 315 | */ |
| 316 | function send($method = NOTIFY_EMAIL, $break = false) |
| 317 | { |
| 318 | global $config, $user, $phpbb_dispatcher; |
| 319 | |
| 320 | // We add some standard variables we always use, no need to specify them always |
| 321 | $this->assign_vars(array( |
| 322 | 'U_BOARD' => generate_board_url(), |
| 323 | 'EMAIL_SIG' => str_replace('<br />', "\n", "-- \n" . html_entity_decode($config['board_email_sig'], ENT_COMPAT)), |
| 324 | 'SITENAME' => html_entity_decode($config['sitename'], ENT_COMPAT), |
| 325 | )); |
| 326 | |
| 327 | $subject = $this->subject; |
| 328 | $template = $this->template; |
| 329 | /** |
| 330 | * Event to modify the template before parsing |
| 331 | * |
| 332 | * @event core.modify_notification_template |
| 333 | * @var int method User notification method NOTIFY_EMAIL|NOTIFY_IM|NOTIFY_BOTH |
| 334 | * @var bool break Flag indicating if the function only formats the subject |
| 335 | * and the message without sending it |
| 336 | * @var string subject The message subject |
| 337 | * @var \phpbb\template\template template The (readonly) template object |
| 338 | * @since 3.2.4-RC1 |
| 339 | */ |
| 340 | $vars = array('method', 'break', 'subject', 'template'); |
| 341 | extract($phpbb_dispatcher->trigger_event('core.modify_notification_template', compact($vars))); |
| 342 | |
| 343 | // Parse message through template |
| 344 | $message = trim($this->template->assign_display('body')); |
| 345 | |
| 346 | /** |
| 347 | * Event to modify notification message text after parsing |
| 348 | * |
| 349 | * @event core.modify_notification_message |
| 350 | * @var int method User notification method NOTIFY_EMAIL|NOTIFY_IM|NOTIFY_BOTH |
| 351 | * @var bool break Flag indicating if the function only formats the subject |
| 352 | * and the message without sending it |
| 353 | * @var string subject The message subject |
| 354 | * @var string message The message text |
| 355 | * @since 3.1.11-RC1 |
| 356 | */ |
| 357 | $vars = array('method', 'break', 'subject', 'message'); |
| 358 | extract($phpbb_dispatcher->trigger_event('core.modify_notification_message', compact($vars))); |
| 359 | |
| 360 | $this->subject = $subject; |
| 361 | $this->msg = $message; |
| 362 | unset($subject, $message, $template); |
| 363 | |
| 364 | // Because we use \n for newlines in the body message we need to fix line encoding errors for those admins who uploaded email template files in the wrong encoding |
| 365 | $this->msg = str_replace("\r\n", "\n", $this->msg); |
| 366 | |
| 367 | // We now try and pull a subject from the email body ... if it exists, |
| 368 | // do this here because the subject may contain a variable |
| 369 | $drop_header = ''; |
| 370 | $match = array(); |
| 371 | if (preg_match('#^(Subject:(.*?))$#m', $this->msg, $match)) |
| 372 | { |
| 373 | $this->subject = (trim($match[2]) != '') ? trim($match[2]) : (($this->subject != '') ? $this->subject : $user->lang['NO_EMAIL_SUBJECT']); |
| 374 | $drop_header .= '[\r\n]*?' . preg_quote($match[1], '#'); |
| 375 | } |
| 376 | else |
| 377 | { |
| 378 | $this->subject = (($this->subject != '') ? $this->subject : $user->lang['NO_EMAIL_SUBJECT']); |
| 379 | } |
| 380 | |
| 381 | if (preg_match('#^(List-Unsubscribe:(.*?))$#m', $this->msg, $match)) |
| 382 | { |
| 383 | $this->extra_headers[] = $match[1]; |
| 384 | $drop_header .= '[\r\n]*?' . preg_quote($match[1], '#'); |
| 385 | } |
| 386 | |
| 387 | if ($drop_header) |
| 388 | { |
| 389 | $this->msg = trim(preg_replace('#' . $drop_header . '#s', '', $this->msg)); |
| 390 | } |
| 391 | |
| 392 | if ($break) |
| 393 | { |
| 394 | return true; |
| 395 | } |
| 396 | |
| 397 | switch ($method) |
| 398 | { |
| 399 | case NOTIFY_EMAIL: |
| 400 | $result = $this->msg_email(); |
| 401 | break; |
| 402 | |
| 403 | case NOTIFY_IM: |
| 404 | $result = $this->msg_jabber(); |
| 405 | break; |
| 406 | |
| 407 | case NOTIFY_BOTH: |
| 408 | $result = $this->msg_email(); |
| 409 | $this->msg_jabber(); |
| 410 | break; |
| 411 | } |
| 412 | |
| 413 | $this->reset(); |
| 414 | return $result; |
| 415 | } |
| 416 | |
| 417 | /** |
| 418 | * Add error message to log |
| 419 | */ |
| 420 | function error($type, $msg) |
| 421 | { |
| 422 | global $user, $config, $request, $phpbb_log; |
| 423 | |
| 424 | // Session doesn't exist, create it |
| 425 | if (!isset($user->session_id) || $user->session_id === '') |
| 426 | { |
| 427 | $user->session_begin(); |
| 428 | } |
| 429 | |
| 430 | $calling_page = html_entity_decode($request->server('REQUEST_URI'), ENT_COMPAT); |
| 431 | |
| 432 | switch ($type) |
| 433 | { |
| 434 | case 'EMAIL': |
| 435 | $message = '<strong>EMAIL/' . (($config['smtp_delivery']) ? 'SMTP' : 'PHP/mail()') . '</strong>'; |
| 436 | break; |
| 437 | |
| 438 | default: |
| 439 | $message = "<strong>$type</strong>"; |
| 440 | break; |
| 441 | } |
| 442 | |
| 443 | $message .= '<br /><em>' . htmlspecialchars($calling_page, ENT_COMPAT) . '</em><br /><br />' . $msg . '<br />'; |
| 444 | $phpbb_log->add('critical', $user->data['user_id'], $user->ip, 'LOG_ERROR_' . $type, false, array($message)); |
| 445 | } |
| 446 | |
| 447 | /** |
| 448 | * Save to queue |
| 449 | */ |
| 450 | function save_queue() |
| 451 | { |
| 452 | global $config; |
| 453 | |
| 454 | if ($config['email_package_size'] && $this->use_queue && !empty($this->queue)) |
| 455 | { |
| 456 | $this->queue->save(); |
| 457 | return; |
| 458 | } |
| 459 | } |
| 460 | |
| 461 | /** |
| 462 | * Generates a valid message id to be used in emails |
| 463 | * |
| 464 | * @return string message id |
| 465 | */ |
| 466 | function generate_message_id() |
| 467 | { |
| 468 | global $config, $request; |
| 469 | |
| 470 | $domain = ($config['server_name']) ?: $request->server('SERVER_NAME', 'phpbb.generated'); |
| 471 | |
| 472 | return md5(unique_id()) . '@' . $domain; |
| 473 | } |
| 474 | |
| 475 | /** |
| 476 | * Return email header |
| 477 | */ |
| 478 | function build_header($to, $cc, $bcc) |
| 479 | { |
| 480 | global $config, $phpbb_dispatcher; |
| 481 | |
| 482 | // We could use keys here, but we won't do this for 3.0.x to retain backwards compatibility |
| 483 | $headers = array(); |
| 484 | |
| 485 | $headers[] = 'From: ' . $this->from; |
| 486 | |
| 487 | if ($cc) |
| 488 | { |
| 489 | $headers[] = 'Cc: ' . $cc; |
| 490 | } |
| 491 | |
| 492 | if ($bcc) |
| 493 | { |
| 494 | $headers[] = 'Bcc: ' . $bcc; |
| 495 | } |
| 496 | |
| 497 | $headers[] = 'Reply-To: ' . $this->replyto; |
| 498 | $headers[] = 'Return-Path: <' . $config['board_email'] . '>'; |
| 499 | $headers[] = 'Sender: <' . $config['board_email'] . '>'; |
| 500 | $headers[] = 'MIME-Version: 1.0'; |
| 501 | $headers[] = 'Message-ID: <' . $this->generate_message_id() . '>'; |
| 502 | $headers[] = 'Date: ' . date('r', time()); |
| 503 | $headers[] = 'Content-Type: text/plain; charset=UTF-8'; // format=flowed |
| 504 | $headers[] = 'Content-Transfer-Encoding: 8bit'; // 7bit |
| 505 | |
| 506 | $headers[] = 'X-Priority: ' . $this->mail_priority; |
| 507 | $headers[] = 'X-MSMail-Priority: ' . (($this->mail_priority == MAIL_LOW_PRIORITY) ? 'Low' : (($this->mail_priority == MAIL_NORMAL_PRIORITY) ? 'Normal' : 'High')); |
| 508 | $headers[] = 'X-Mailer: phpBB3'; |
| 509 | $headers[] = 'X-MimeOLE: phpBB3'; |
| 510 | $headers[] = 'X-phpBB-Origin: phpbb://' . str_replace(array('http://', 'https://'), array('', ''), generate_board_url()); |
| 511 | |
| 512 | /** |
| 513 | * Event to modify email header entries |
| 514 | * |
| 515 | * @event core.modify_email_headers |
| 516 | * @var array headers Array containing email header entries |
| 517 | * @since 3.1.11-RC1 |
| 518 | */ |
| 519 | $vars = array('headers'); |
| 520 | extract($phpbb_dispatcher->trigger_event('core.modify_email_headers', compact($vars))); |
| 521 | |
| 522 | if (count($this->extra_headers)) |
| 523 | { |
| 524 | $headers = array_merge($headers, $this->extra_headers); |
| 525 | } |
| 526 | |
| 527 | return $headers; |
| 528 | } |
| 529 | |
| 530 | /** |
| 531 | * Send out emails |
| 532 | */ |
| 533 | function msg_email() |
| 534 | { |
| 535 | global $config, $phpbb_dispatcher; |
| 536 | |
| 537 | if (empty($config['email_enable'])) |
| 538 | { |
| 539 | return false; |
| 540 | } |
| 541 | |
| 542 | // Addresses to send to? |
| 543 | if (empty($this->addresses) || (empty($this->addresses['to']) && empty($this->addresses['cc']) && empty($this->addresses['bcc']))) |
| 544 | { |
| 545 | // Send was successful. ;) |
| 546 | return true; |
| 547 | } |
| 548 | |
| 549 | $use_queue = false; |
| 550 | if ($config['email_package_size'] && $this->use_queue) |
| 551 | { |
| 552 | if (empty($this->queue)) |
| 553 | { |
| 554 | $this->queue = new queue(); |
| 555 | $this->queue->init('email', $config['email_package_size']); |
| 556 | } |
| 557 | $use_queue = true; |
| 558 | } |
| 559 | |
| 560 | $contact_name = html_entity_decode($config['board_contact_name'], ENT_COMPAT); |
| 561 | $board_contact = (($contact_name !== '') ? '"' . mail_encode($contact_name) . '" ' : '') . '<' . $config['board_contact'] . '>'; |
| 562 | |
| 563 | $break = false; |
| 564 | $addresses = $this->addresses; |
| 565 | $subject = $this->subject; |
| 566 | $msg = $this->msg; |
| 567 | /** |
| 568 | * Event to send message via external transport |
| 569 | * |
| 570 | * @event core.notification_message_email |
| 571 | * @var bool break Flag indicating if the function return after hook |
| 572 | * @var array addresses The message recipients |
| 573 | * @var string subject The message subject |
| 574 | * @var string msg The message text |
| 575 | * @since 3.2.4-RC1 |
| 576 | */ |
| 577 | $vars = array( |
| 578 | 'break', |
| 579 | 'addresses', |
| 580 | 'subject', |
| 581 | 'msg', |
| 582 | ); |
| 583 | extract($phpbb_dispatcher->trigger_event('core.notification_message_email', compact($vars))); |
| 584 | |
| 585 | $this->addresses = $addresses; |
| 586 | $this->subject = $subject; |
| 587 | $this->msg = $msg; |
| 588 | unset($addresses, $subject, $msg); |
| 589 | |
| 590 | if ($break) |
| 591 | { |
| 592 | return true; |
| 593 | } |
| 594 | |
| 595 | if (empty($this->replyto)) |
| 596 | { |
| 597 | $this->replyto = $board_contact; |
| 598 | } |
| 599 | |
| 600 | if (empty($this->from)) |
| 601 | { |
| 602 | $this->from = $board_contact; |
| 603 | } |
| 604 | |
| 605 | $encode_eol = $config['smtp_delivery'] || PHP_VERSION_ID >= 80000 ? "\r\n" : PHP_EOL; |
| 606 | |
| 607 | // Build to, cc and bcc strings |
| 608 | $to = $cc = $bcc = ''; |
| 609 | foreach ($this->addresses as $type => $address_ary) |
| 610 | { |
| 611 | if ($type == 'im') |
| 612 | { |
| 613 | continue; |
| 614 | } |
| 615 | |
| 616 | foreach ($address_ary as $which_ary) |
| 617 | { |
| 618 | ${$type} .= ((${$type} != '') ? ', ' : '') . (($which_ary['name'] != '') ? mail_encode($which_ary['name'], $encode_eol) . ' <' . $which_ary['email'] . '>' : $which_ary['email']); |
| 619 | } |
| 620 | } |
| 621 | |
| 622 | // Build header |
| 623 | $headers = $this->build_header($to, $cc, $bcc); |
| 624 | |
| 625 | // Send message ... |
| 626 | if (!$use_queue) |
| 627 | { |
| 628 | $mail_to = ($to == '') ? 'undisclosed-recipients:;' : $to; |
| 629 | $err_msg = ''; |
| 630 | |
| 631 | if ($config['smtp_delivery']) |
| 632 | { |
| 633 | $result = smtpmail($this->addresses, mail_encode($this->subject), wordwrap(utf8_wordwrap($this->msg), 997, "\n", true), $err_msg, $headers); |
| 634 | } |
| 635 | else |
| 636 | { |
| 637 | $result = phpbb_mail($mail_to, $this->subject, $this->msg, $headers, $encode_eol, $err_msg); |
| 638 | } |
| 639 | |
| 640 | if (!$result) |
| 641 | { |
| 642 | $this->error('EMAIL', $err_msg); |
| 643 | return false; |
| 644 | } |
| 645 | } |
| 646 | else |
| 647 | { |
| 648 | $this->queue->put('email', array( |
| 649 | 'to' => $to, |
| 650 | 'addresses' => $this->addresses, |
| 651 | 'subject' => $this->subject, |
| 652 | 'msg' => $this->msg, |
| 653 | 'headers' => $headers) |
| 654 | ); |
| 655 | } |
| 656 | |
| 657 | return true; |
| 658 | } |
| 659 | |
| 660 | /** |
| 661 | * Send jabber message out |
| 662 | */ |
| 663 | function msg_jabber() |
| 664 | { |
| 665 | global $config, $user, $phpbb_root_path, $phpEx; |
| 666 | |
| 667 | if (empty($config['jab_enable']) || empty($config['jab_host']) || empty($config['jab_username']) || empty($config['jab_password'])) |
| 668 | { |
| 669 | return false; |
| 670 | } |
| 671 | |
| 672 | if (empty($this->addresses['im'])) |
| 673 | { |
| 674 | // Send was successful. ;) |
| 675 | return true; |
| 676 | } |
| 677 | |
| 678 | $use_queue = false; |
| 679 | if ($config['jab_package_size'] && $this->use_queue) |
| 680 | { |
| 681 | if (empty($this->queue)) |
| 682 | { |
| 683 | $this->queue = new queue(); |
| 684 | $this->queue->init('jabber', $config['jab_package_size']); |
| 685 | } |
| 686 | $use_queue = true; |
| 687 | } |
| 688 | |
| 689 | $addresses = array(); |
| 690 | foreach ($this->addresses['im'] as $type => $uid_ary) |
| 691 | { |
| 692 | $addresses[] = $uid_ary['uid']; |
| 693 | } |
| 694 | $addresses = array_unique($addresses); |
| 695 | |
| 696 | if (!$use_queue) |
| 697 | { |
| 698 | include_once($phpbb_root_path . 'includes/functions_jabber.' . $phpEx); |
| 699 | $this->jabber = new jabber($config['jab_host'], $config['jab_port'], $config['jab_username'], html_entity_decode($config['jab_password'], ENT_COMPAT), $config['jab_use_ssl'], $config['jab_verify_peer'], $config['jab_verify_peer_name'], $config['jab_allow_self_signed']); |
| 700 | |
| 701 | if (!$this->jabber->connect()) |
| 702 | { |
| 703 | $this->error('JABBER', $user->lang['ERR_JAB_CONNECT'] . '<br />' . $this->jabber->get_log()); |
| 704 | return false; |
| 705 | } |
| 706 | |
| 707 | if (!$this->jabber->login()) |
| 708 | { |
| 709 | $this->error('JABBER', $user->lang['ERR_JAB_AUTH'] . '<br />' . $this->jabber->get_log()); |
| 710 | return false; |
| 711 | } |
| 712 | |
| 713 | foreach ($addresses as $address) |
| 714 | { |
| 715 | $this->jabber->send_message($address, $this->msg, $this->subject); |
| 716 | } |
| 717 | |
| 718 | $this->jabber->disconnect(); |
| 719 | } |
| 720 | else |
| 721 | { |
| 722 | $this->queue->put('jabber', array( |
| 723 | 'addresses' => $addresses, |
| 724 | 'subject' => $this->subject, |
| 725 | 'msg' => $this->msg) |
| 726 | ); |
| 727 | } |
| 728 | unset($addresses); |
| 729 | return true; |
| 730 | } |
| 731 | |
| 732 | /** |
| 733 | * Setup template engine |
| 734 | */ |
| 735 | protected function setup_template() |
| 736 | { |
| 737 | global $phpbb_container, $phpbb_dispatcher; |
| 738 | |
| 739 | if ($this->template instanceof \phpbb\template\template) |
| 740 | { |
| 741 | return; |
| 742 | } |
| 743 | |
| 744 | $template_environment = new \phpbb\template\twig\environment( |
| 745 | $phpbb_container->get('assets.bag'), |
| 746 | $phpbb_container->get('config'), |
| 747 | $phpbb_container->get('filesystem'), |
| 748 | $phpbb_container->get('path_helper'), |
| 749 | $phpbb_container->getParameter('core.template.cache_path'), |
| 750 | $phpbb_container->get('ext.manager'), |
| 751 | new \phpbb\template\twig\loader(), |
| 752 | $phpbb_dispatcher, |
| 753 | array() |
| 754 | ); |
| 755 | $template_environment->setLexer($phpbb_container->get('template.twig.lexer')); |
| 756 | |
| 757 | $this->template = new \phpbb\template\twig\twig( |
| 758 | $phpbb_container->get('path_helper'), |
| 759 | $phpbb_container->get('config'), |
| 760 | new \phpbb\template\context(), |
| 761 | $template_environment, |
| 762 | $phpbb_container->getParameter('core.template.cache_path'), |
| 763 | $phpbb_container->get('user'), |
| 764 | $phpbb_container->get('template.twig.extensions.collection'), |
| 765 | $phpbb_container->get('ext.manager') |
| 766 | ); |
| 767 | } |
| 768 | |
| 769 | /** |
| 770 | * Set template paths to load |
| 771 | */ |
| 772 | protected function set_template_paths($path_name, $paths) |
| 773 | { |
| 774 | $this->setup_template(); |
| 775 | |
| 776 | $this->template->set_custom_style($path_name, $paths); |
| 777 | } |
| 778 | } |
| 779 | |
| 780 | /** |
| 781 | * handling email and jabber queue |
| 782 | */ |
| 783 | class queue |
| 784 | { |
| 785 | var $data = array(); |
| 786 | var $queue_data = array(); |
| 787 | var $package_size = 0; |
| 788 | var $cache_file = ''; |
| 789 | var $eol = "\n"; |
| 790 | |
| 791 | /** |
| 792 | * @var \phpbb\filesystem\filesystem_interface |
| 793 | */ |
| 794 | protected $filesystem; |
| 795 | |
| 796 | /** |
| 797 | * constructor |
| 798 | */ |
| 799 | function __construct() |
| 800 | { |
| 801 | global $phpEx, $phpbb_root_path, $phpbb_filesystem, $phpbb_container; |
| 802 | |
| 803 | $this->data = array(); |
| 804 | $this->cache_file = $phpbb_container->getParameter('core.cache_dir') . "queue.$phpEx"; |
| 805 | $this->filesystem = $phpbb_filesystem; |
| 806 | } |
| 807 | |
| 808 | /** |
| 809 | * Init a queue object |
| 810 | */ |
| 811 | function init($object, $package_size) |
| 812 | { |
| 813 | $this->data[$object] = array(); |
| 814 | $this->data[$object]['package_size'] = $package_size; |
| 815 | $this->data[$object]['data'] = array(); |
| 816 | } |
| 817 | |
| 818 | /** |
| 819 | * Put object in queue |
| 820 | */ |
| 821 | function put($object, $scope) |
| 822 | { |
| 823 | $this->data[$object]['data'][] = $scope; |
| 824 | } |
| 825 | |
| 826 | /** |
| 827 | * Process queue |
| 828 | * Using lock file |
| 829 | */ |
| 830 | function process() |
| 831 | { |
| 832 | global $config, $phpEx, $phpbb_root_path, $user, $phpbb_dispatcher; |
| 833 | |
| 834 | $lock = new \phpbb\lock\flock($this->cache_file); |
| 835 | $lock->acquire(); |
| 836 | |
| 837 | // avoid races, check file existence once |
| 838 | $have_cache_file = file_exists($this->cache_file); |
| 839 | if (!$have_cache_file || $config['last_queue_run'] > time() - $config['queue_interval']) |
| 840 | { |
| 841 | if (!$have_cache_file) |
| 842 | { |
| 843 | $config->set('last_queue_run', time(), false); |
| 844 | } |
| 845 | |
| 846 | $lock->release(); |
| 847 | return; |
| 848 | } |
| 849 | |
| 850 | $config->set('last_queue_run', time(), false); |
| 851 | |
| 852 | include($this->cache_file); |
| 853 | |
| 854 | foreach ($this->queue_data as $object => $data_ary) |
| 855 | { |
| 856 | @set_time_limit(0); |
| 857 | |
| 858 | if (!isset($data_ary['package_size'])) |
| 859 | { |
| 860 | $data_ary['package_size'] = 0; |
| 861 | } |
| 862 | |
| 863 | $package_size = $data_ary['package_size']; |
| 864 | $num_items = (!$package_size || count($data_ary['data']) < $package_size) ? count($data_ary['data']) : $package_size; |
| 865 | |
| 866 | /* |
| 867 | * This code is commented out because it causes problems on some web hosts. |
| 868 | * The core problem is rather restrictive email sending limits. |
| 869 | * This code is nly useful if you have no such restrictions from the |
| 870 | * web host and the package size setting is wrong. |
| 871 | |
| 872 | // If the amount of emails to be sent is way more than package_size than we need to increase it to prevent backlogs... |
| 873 | if (count($data_ary['data']) > $package_size * 2.5) |
| 874 | { |
| 875 | $num_items = count($data_ary['data']); |
| 876 | } |
| 877 | */ |
| 878 | |
| 879 | switch ($object) |
| 880 | { |
| 881 | case 'email': |
| 882 | // Delete the email queued objects if mailing is disabled |
| 883 | if (!$config['email_enable']) |
| 884 | { |
| 885 | unset($this->queue_data['email']); |
| 886 | continue 2; |
| 887 | } |
| 888 | break; |
| 889 | |
| 890 | case 'jabber': |
| 891 | if (!$config['jab_enable']) |
| 892 | { |
| 893 | unset($this->queue_data['jabber']); |
| 894 | continue 2; |
| 895 | } |
| 896 | |
| 897 | include_once($phpbb_root_path . 'includes/functions_jabber.' . $phpEx); |
| 898 | $this->jabber = new jabber($config['jab_host'], $config['jab_port'], $config['jab_username'], html_entity_decode($config['jab_password'], ENT_COMPAT), $config['jab_use_ssl'], $config['jab_verify_peer'], $config['jab_verify_peer_name'], $config['jab_allow_self_signed']); |
| 899 | |
| 900 | if (!$this->jabber->connect()) |
| 901 | { |
| 902 | $messenger = new messenger(); |
| 903 | $messenger->error('JABBER', $user->lang['ERR_JAB_CONNECT']); |
| 904 | continue 2; |
| 905 | } |
| 906 | |
| 907 | if (!$this->jabber->login()) |
| 908 | { |
| 909 | $messenger = new messenger(); |
| 910 | $messenger->error('JABBER', $user->lang['ERR_JAB_AUTH']); |
| 911 | continue 2; |
| 912 | } |
| 913 | |
| 914 | break; |
| 915 | |
| 916 | default: |
| 917 | $lock->release(); |
| 918 | return; |
| 919 | } |
| 920 | |
| 921 | for ($i = 0; $i < $num_items; $i++) |
| 922 | { |
| 923 | // Make variables available... |
| 924 | extract(array_shift($this->queue_data[$object]['data'])); |
| 925 | |
| 926 | switch ($object) |
| 927 | { |
| 928 | case 'email': |
| 929 | $break = false; |
| 930 | /** |
| 931 | * Event to send message via external transport |
| 932 | * |
| 933 | * @event core.notification_message_process |
| 934 | * @var bool break Flag indicating if the function return after hook |
| 935 | * @var array addresses The message recipients |
| 936 | * @var string subject The message subject |
| 937 | * @var string msg The message text |
| 938 | * @since 3.2.4-RC1 |
| 939 | */ |
| 940 | $vars = array( |
| 941 | 'break', |
| 942 | 'addresses', |
| 943 | 'subject', |
| 944 | 'msg', |
| 945 | ); |
| 946 | extract($phpbb_dispatcher->trigger_event('core.notification_message_process', compact($vars))); |
| 947 | |
| 948 | if (!$break) |
| 949 | { |
| 950 | $err_msg = ''; |
| 951 | $to = (!$to) ? 'undisclosed-recipients:;' : $to; |
| 952 | |
| 953 | if ($config['smtp_delivery']) |
| 954 | { |
| 955 | $result = smtpmail($addresses, mail_encode($subject), wordwrap(utf8_wordwrap($msg), 997, "\n", true), $err_msg, $headers); |
| 956 | } |
| 957 | else |
| 958 | { |
| 959 | $encode_eol = $config['smtp_delivery'] || PHP_VERSION_ID >= 80000 ? "\r\n" : PHP_EOL; |
| 960 | $result = phpbb_mail($to, $subject, $msg, $headers, $encode_eol, $err_msg); |
| 961 | } |
| 962 | |
| 963 | if (!$result) |
| 964 | { |
| 965 | $messenger = new messenger(); |
| 966 | $messenger->error('EMAIL', $err_msg); |
| 967 | continue 2; |
| 968 | } |
| 969 | } |
| 970 | break; |
| 971 | |
| 972 | case 'jabber': |
| 973 | foreach ($addresses as $address) |
| 974 | { |
| 975 | if ($this->jabber->send_message($address, $msg, $subject) === false) |
| 976 | { |
| 977 | $messenger = new messenger(); |
| 978 | $messenger->error('JABBER', $this->jabber->get_log()); |
| 979 | continue 3; |
| 980 | } |
| 981 | } |
| 982 | break; |
| 983 | } |
| 984 | } |
| 985 | |
| 986 | // No more data for this object? Unset it |
| 987 | if (!count($this->queue_data[$object]['data'])) |
| 988 | { |
| 989 | unset($this->queue_data[$object]); |
| 990 | } |
| 991 | |
| 992 | // Post-object processing |
| 993 | switch ($object) |
| 994 | { |
| 995 | case 'jabber': |
| 996 | // Hang about a couple of secs to ensure the messages are |
| 997 | // handled, then disconnect |
| 998 | $this->jabber->disconnect(); |
| 999 | break; |
| 1000 | } |
| 1001 | } |
| 1002 | |
| 1003 | if (!count($this->queue_data)) |
| 1004 | { |
| 1005 | @unlink($this->cache_file); |
| 1006 | } |
| 1007 | else |
| 1008 | { |
| 1009 | if ($fp = @fopen($this->cache_file, 'wb')) |
| 1010 | { |
| 1011 | fwrite($fp, "<?php\nif (!defined('IN_PHPBB')) exit;\n\$this->queue_data = unserialize(" . var_export(serialize($this->queue_data), true) . ");\n\n?>"); |
| 1012 | fclose($fp); |
| 1013 | |
| 1014 | if (function_exists('opcache_invalidate')) |
| 1015 | { |
| 1016 | @opcache_invalidate($this->cache_file); |
| 1017 | } |
| 1018 | |
| 1019 | try |
| 1020 | { |
| 1021 | $this->filesystem->phpbb_chmod($this->cache_file, \phpbb\filesystem\filesystem_interface::CHMOD_READ | \phpbb\filesystem\filesystem_interface::CHMOD_WRITE); |
| 1022 | } |
| 1023 | catch (\phpbb\filesystem\exception\filesystem_exception $e) |
| 1024 | { |
| 1025 | // Do nothing |
| 1026 | } |
| 1027 | } |
| 1028 | } |
| 1029 | |
| 1030 | $lock->release(); |
| 1031 | } |
| 1032 | |
| 1033 | /** |
| 1034 | * Save queue |
| 1035 | */ |
| 1036 | function save() |
| 1037 | { |
| 1038 | if (!count($this->data)) |
| 1039 | { |
| 1040 | return; |
| 1041 | } |
| 1042 | |
| 1043 | $lock = new \phpbb\lock\flock($this->cache_file); |
| 1044 | $lock->acquire(); |
| 1045 | |
| 1046 | if (file_exists($this->cache_file)) |
| 1047 | { |
| 1048 | include($this->cache_file); |
| 1049 | |
| 1050 | foreach ($this->queue_data as $object => $data_ary) |
| 1051 | { |
| 1052 | if (isset($this->data[$object]) && count($this->data[$object])) |
| 1053 | { |
| 1054 | $this->data[$object]['data'] = array_merge($data_ary['data'], $this->data[$object]['data']); |
| 1055 | } |
| 1056 | else |
| 1057 | { |
| 1058 | $this->data[$object]['data'] = $data_ary['data']; |
| 1059 | } |
| 1060 | } |
| 1061 | } |
| 1062 | |
| 1063 | if ($fp = @fopen($this->cache_file, 'w')) |
| 1064 | { |
| 1065 | fwrite($fp, "<?php\nif (!defined('IN_PHPBB')) exit;\n\$this->queue_data = unserialize(" . var_export(serialize($this->data), true) . ");\n\n?>"); |
| 1066 | fclose($fp); |
| 1067 | |
| 1068 | if (function_exists('opcache_invalidate')) |
| 1069 | { |
| 1070 | @opcache_invalidate($this->cache_file); |
| 1071 | } |
| 1072 | |
| 1073 | try |
| 1074 | { |
| 1075 | $this->filesystem->phpbb_chmod($this->cache_file, \phpbb\filesystem\filesystem_interface::CHMOD_READ | \phpbb\filesystem\filesystem_interface::CHMOD_WRITE); |
| 1076 | } |
| 1077 | catch (\phpbb\filesystem\exception\filesystem_exception $e) |
| 1078 | { |
| 1079 | // Do nothing |
| 1080 | } |
| 1081 | |
| 1082 | $this->data = array(); |
| 1083 | } |
| 1084 | |
| 1085 | $lock->release(); |
| 1086 | } |
| 1087 | } |
| 1088 | |
| 1089 | /** |
| 1090 | * Replacement or substitute for PHP's mail command |
| 1091 | */ |
| 1092 | function smtpmail($addresses, $subject, $message, &$err_msg, $headers = false) |
| 1093 | { |
| 1094 | global $config, $user; |
| 1095 | |
| 1096 | // Fix any bare linefeeds in the message to make it RFC821 Compliant. |
| 1097 | $message = preg_replace("#(?<!\r)\n#si", "\r\n", $message); |
| 1098 | |
| 1099 | if ($headers !== false) |
| 1100 | { |
| 1101 | if (!is_array($headers)) |
| 1102 | { |
| 1103 | // Make sure there are no bare linefeeds in the headers |
| 1104 | $headers = preg_replace('#(?<!\r)\n#si', "\n", $headers); |
| 1105 | $headers = explode("\n", $headers); |
| 1106 | } |
| 1107 | |
| 1108 | // Ok this is rather confusing all things considered, |
| 1109 | // but we have to grab bcc and cc headers and treat them differently |
| 1110 | // Something we really didn't take into consideration originally |
| 1111 | $headers_used = array(); |
| 1112 | |
| 1113 | foreach ($headers as $header) |
| 1114 | { |
| 1115 | if (strpos(strtolower($header), 'cc:') === 0 || strpos(strtolower($header), 'bcc:') === 0) |
| 1116 | { |
| 1117 | continue; |
| 1118 | } |
| 1119 | $headers_used[] = trim($header); |
| 1120 | } |
| 1121 | |
| 1122 | $headers = chop(implode("\r\n", $headers_used)); |
| 1123 | } |
| 1124 | |
| 1125 | if (trim($subject) == '') |
| 1126 | { |
| 1127 | $err_msg = (isset($user->lang['NO_EMAIL_SUBJECT'])) ? $user->lang['NO_EMAIL_SUBJECT'] : 'No email subject specified'; |
| 1128 | return false; |
| 1129 | } |
| 1130 | |
| 1131 | if (trim($message) == '') |
| 1132 | { |
| 1133 | $err_msg = (isset($user->lang['NO_EMAIL_MESSAGE'])) ? $user->lang['NO_EMAIL_MESSAGE'] : 'Email message was blank'; |
| 1134 | return false; |
| 1135 | } |
| 1136 | |
| 1137 | $mail_rcpt = $mail_to = $mail_cc = array(); |
| 1138 | |
| 1139 | // Build correct addresses for RCPT TO command and the client side display (TO, CC) |
| 1140 | if (isset($addresses['to']) && count($addresses['to'])) |
| 1141 | { |
| 1142 | foreach ($addresses['to'] as $which_ary) |
| 1143 | { |
| 1144 | $mail_to[] = ($which_ary['name'] != '') ? mail_encode(trim($which_ary['name'])) . ' <' . trim($which_ary['email']) . '>' : '<' . trim($which_ary['email']) . '>'; |
| 1145 | $mail_rcpt['to'][] = '<' . trim($which_ary['email']) . '>'; |
| 1146 | } |
| 1147 | } |
| 1148 | |
| 1149 | if (isset($addresses['bcc']) && count($addresses['bcc'])) |
| 1150 | { |
| 1151 | foreach ($addresses['bcc'] as $which_ary) |
| 1152 | { |
| 1153 | $mail_rcpt['bcc'][] = '<' . trim($which_ary['email']) . '>'; |
| 1154 | } |
| 1155 | } |
| 1156 | |
| 1157 | if (isset($addresses['cc']) && count($addresses['cc'])) |
| 1158 | { |
| 1159 | foreach ($addresses['cc'] as $which_ary) |
| 1160 | { |
| 1161 | $mail_cc[] = ($which_ary['name'] != '') ? mail_encode(trim($which_ary['name'])) . ' <' . trim($which_ary['email']) . '>' : '<' . trim($which_ary['email']) . '>'; |
| 1162 | $mail_rcpt['cc'][] = '<' . trim($which_ary['email']) . '>'; |
| 1163 | } |
| 1164 | } |
| 1165 | |
| 1166 | $smtp = new smtp_class(); |
| 1167 | |
| 1168 | $errno = 0; |
| 1169 | $errstr = ''; |
| 1170 | |
| 1171 | $smtp->add_backtrace('Connecting to ' . $config['smtp_host'] . ':' . $config['smtp_port']); |
| 1172 | |
| 1173 | // Ok we have error checked as much as we can to this point let's get on it already. |
| 1174 | if (!class_exists('\phpbb\error_collector')) |
| 1175 | { |
| 1176 | global $phpbb_root_path, $phpEx; |
| 1177 | include($phpbb_root_path . 'includes/error_collector.' . $phpEx); |
| 1178 | } |
| 1179 | $collector = new \phpbb\error_collector; |
| 1180 | $collector->install(); |
| 1181 | |
| 1182 | $options = array(); |
| 1183 | $verify_peer = (bool) $config['smtp_verify_peer']; |
| 1184 | $verify_peer_name = (bool) $config['smtp_verify_peer_name']; |
| 1185 | $allow_self_signed = (bool) $config['smtp_allow_self_signed']; |
| 1186 | $remote_socket = $config['smtp_host'] . ':' . $config['smtp_port']; |
| 1187 | |
| 1188 | // Set ssl context options, see http://php.net/manual/en/context.ssl.php |
| 1189 | $options['ssl'] = array('verify_peer' => $verify_peer, 'verify_peer_name' => $verify_peer_name, 'allow_self_signed' => $allow_self_signed); |
| 1190 | $socket_context = stream_context_create($options); |
| 1191 | |
| 1192 | $smtp->socket = @stream_socket_client($remote_socket, $errno, $errstr, 20, STREAM_CLIENT_CONNECT, $socket_context); |
| 1193 | $collector->uninstall(); |
| 1194 | $error_contents = $collector->format_errors(); |
| 1195 | |
| 1196 | if (!$smtp->socket) |
| 1197 | { |
| 1198 | if ($errstr) |
| 1199 | { |
| 1200 | $errstr = utf8_convert_message($errstr); |
| 1201 | } |
| 1202 | |
| 1203 | $err_msg = (isset($user->lang['NO_CONNECT_TO_SMTP_HOST'])) ? sprintf($user->lang['NO_CONNECT_TO_SMTP_HOST'], $errno, $errstr) : "Could not connect to smtp host : $errno : $errstr"; |
| 1204 | $err_msg .= ($error_contents) ? '<br /><br />' . htmlspecialchars($error_contents, ENT_COMPAT) : ''; |
| 1205 | return false; |
| 1206 | } |
| 1207 | |
| 1208 | // Wait for reply |
| 1209 | if ($err_msg = $smtp->server_parse('220', __LINE__)) |
| 1210 | { |
| 1211 | $smtp->close_session($err_msg); |
| 1212 | return false; |
| 1213 | } |
| 1214 | |
| 1215 | // Let me in. This function handles the complete authentication process |
| 1216 | if ($err_msg = $smtp->log_into_server($config['smtp_host'], $config['smtp_username'], html_entity_decode($config['smtp_password'], ENT_COMPAT), $config['smtp_auth_method'])) |
| 1217 | { |
| 1218 | $smtp->close_session($err_msg); |
| 1219 | return false; |
| 1220 | } |
| 1221 | |
| 1222 | // From this point onward most server response codes should be 250 |
| 1223 | // Specify who the mail is from.... |
| 1224 | $smtp->server_send('MAIL FROM:<' . $config['board_email'] . '>'); |
| 1225 | if ($err_msg = $smtp->server_parse('250', __LINE__)) |
| 1226 | { |
| 1227 | $smtp->close_session($err_msg); |
| 1228 | return false; |
| 1229 | } |
| 1230 | |
| 1231 | // Specify each user to send to and build to header. |
| 1232 | $to_header = implode(', ', $mail_to); |
| 1233 | $cc_header = implode(', ', $mail_cc); |
| 1234 | |
| 1235 | // Now tell the MTA to send the Message to the following people... [TO, BCC, CC] |
| 1236 | $rcpt = false; |
| 1237 | foreach ($mail_rcpt as $type => $mail_to_addresses) |
| 1238 | { |
| 1239 | foreach ($mail_to_addresses as $mail_to_address) |
| 1240 | { |
| 1241 | // Add an additional bit of error checking to the To field. |
| 1242 | if (preg_match('#[^ ]+\@[^ ]+#', $mail_to_address)) |
| 1243 | { |
| 1244 | $smtp->server_send("RCPT TO:$mail_to_address"); |
| 1245 | if ($err_msg = $smtp->server_parse('250', __LINE__)) |
| 1246 | { |
| 1247 | // We continue... if users are not resolved we do not care |
| 1248 | if ($smtp->numeric_response_code != 550) |
| 1249 | { |
| 1250 | $smtp->close_session($err_msg); |
| 1251 | return false; |
| 1252 | } |
| 1253 | } |
| 1254 | else |
| 1255 | { |
| 1256 | $rcpt = true; |
| 1257 | } |
| 1258 | } |
| 1259 | } |
| 1260 | } |
| 1261 | |
| 1262 | // We try to send messages even if a few people do not seem to have valid email addresses, but if no one has, we have to exit here. |
| 1263 | if (!$rcpt) |
| 1264 | { |
| 1265 | $user->session_begin(); |
| 1266 | $err_msg .= '<br /><br />'; |
| 1267 | $err_msg .= (isset($user->lang['INVALID_EMAIL_LOG'])) ? sprintf($user->lang['INVALID_EMAIL_LOG'], htmlspecialchars($mail_to_address, ENT_COMPAT)) : '<strong>' . htmlspecialchars($mail_to_address, ENT_COMPAT) . '</strong> possibly an invalid email address?'; |
| 1268 | $smtp->close_session($err_msg); |
| 1269 | return false; |
| 1270 | } |
| 1271 | |
| 1272 | // Ok now we tell the server we are ready to start sending data |
| 1273 | $smtp->server_send('DATA'); |
| 1274 | |
| 1275 | // This is the last response code we look for until the end of the message. |
| 1276 | if ($err_msg = $smtp->server_parse('354', __LINE__)) |
| 1277 | { |
| 1278 | $smtp->close_session($err_msg); |
| 1279 | return false; |
| 1280 | } |
| 1281 | |
| 1282 | // Send the Subject Line... |
| 1283 | $smtp->server_send("Subject: $subject"); |
| 1284 | |
| 1285 | // Now the To Header. |
| 1286 | $to_header = ($to_header == '') ? 'undisclosed-recipients:;' : $to_header; |
| 1287 | $smtp->server_send("To: $to_header"); |
| 1288 | |
| 1289 | // Now the CC Header. |
| 1290 | if ($cc_header != '') |
| 1291 | { |
| 1292 | $smtp->server_send("CC: $cc_header"); |
| 1293 | } |
| 1294 | |
| 1295 | // Now any custom headers.... |
| 1296 | if ($headers !== false) |
| 1297 | { |
| 1298 | $smtp->server_send("$headers\r\n"); |
| 1299 | } |
| 1300 | |
| 1301 | // Ok now we are ready for the message... |
| 1302 | $smtp->server_send($message); |
| 1303 | |
| 1304 | // Ok the all the ingredients are mixed in let's cook this puppy... |
| 1305 | $smtp->server_send('.'); |
| 1306 | if ($err_msg = $smtp->server_parse('250', __LINE__)) |
| 1307 | { |
| 1308 | $smtp->close_session($err_msg); |
| 1309 | return false; |
| 1310 | } |
| 1311 | |
| 1312 | // Now tell the server we are done and close the socket... |
| 1313 | $smtp->server_send('QUIT'); |
| 1314 | $smtp->close_session($err_msg); |
| 1315 | |
| 1316 | return true; |
| 1317 | } |
| 1318 | |
| 1319 | /** |
| 1320 | * SMTP Class |
| 1321 | * Auth Mechanisms originally taken from the AUTH Modules found within the PHP Extension and Application Repository (PEAR) |
| 1322 | * See docs/AUTHORS for more details |
| 1323 | */ |
| 1324 | class smtp_class |
| 1325 | { |
| 1326 | var $server_response = ''; |
| 1327 | var $socket = 0; |
| 1328 | protected $socket_tls = false; |
| 1329 | var $responses = array(); |
| 1330 | var $commands = array(); |
| 1331 | var $numeric_response_code = 0; |
| 1332 | |
| 1333 | var $backtrace = false; |
| 1334 | var $backtrace_log = array(); |
| 1335 | |
| 1336 | function __construct() |
| 1337 | { |
| 1338 | // Always create a backtrace for admins to identify SMTP problems |
| 1339 | $this->backtrace = true; |
| 1340 | $this->backtrace_log = array(); |
| 1341 | } |
| 1342 | |
| 1343 | /** |
| 1344 | * Add backtrace message for debugging |
| 1345 | */ |
| 1346 | function add_backtrace($message) |
| 1347 | { |
| 1348 | if ($this->backtrace) |
| 1349 | { |
| 1350 | $this->backtrace_log[] = utf8_htmlspecialchars($message, ENT_COMPAT); |
| 1351 | } |
| 1352 | } |
| 1353 | |
| 1354 | /** |
| 1355 | * Send command to smtp server |
| 1356 | */ |
| 1357 | function server_send($command, $private_info = false) |
| 1358 | { |
| 1359 | fputs($this->socket, $command . "\r\n"); |
| 1360 | |
| 1361 | (!$private_info) ? $this->add_backtrace("# $command") : $this->add_backtrace('# Omitting sensitive information'); |
| 1362 | |
| 1363 | // We could put additional code here |
| 1364 | } |
| 1365 | |
| 1366 | /** |
| 1367 | * We use the line to give the support people an indication at which command the error occurred |
| 1368 | */ |
| 1369 | function server_parse($response, $line) |
| 1370 | { |
| 1371 | global $user; |
| 1372 | |
| 1373 | $this->server_response = ''; |
| 1374 | $this->responses = array(); |
| 1375 | $this->numeric_response_code = 0; |
| 1376 | |
| 1377 | while (substr($this->server_response, 3, 1) != ' ') |
| 1378 | { |
| 1379 | if (!($this->server_response = fgets($this->socket, 256))) |
| 1380 | { |
| 1381 | return (isset($user->lang['NO_EMAIL_RESPONSE_CODE'])) ? $user->lang['NO_EMAIL_RESPONSE_CODE'] : 'Could not get mail server response codes'; |
| 1382 | } |
| 1383 | $this->responses[] = substr(rtrim($this->server_response), 4); |
| 1384 | $this->numeric_response_code = (int) substr($this->server_response, 0, 3); |
| 1385 | |
| 1386 | $this->add_backtrace("LINE: $line <- {$this->server_response}"); |
| 1387 | } |
| 1388 | |
| 1389 | if (!(substr($this->server_response, 0, 3) == $response)) |
| 1390 | { |
| 1391 | $this->numeric_response_code = (int) substr($this->server_response, 0, 3); |
| 1392 | return (isset($user->lang['EMAIL_SMTP_ERROR_RESPONSE'])) ? sprintf($user->lang['EMAIL_SMTP_ERROR_RESPONSE'], $line, $this->server_response) : "Ran into problems sending Mail at <strong>Line $line</strong>. Response: $this->server_response"; |
| 1393 | } |
| 1394 | |
| 1395 | return 0; |
| 1396 | } |
| 1397 | |
| 1398 | /** |
| 1399 | * Close session |
| 1400 | */ |
| 1401 | function close_session(&$err_msg) |
| 1402 | { |
| 1403 | fclose($this->socket); |
| 1404 | |
| 1405 | if ($this->backtrace) |
| 1406 | { |
| 1407 | $message = '<h1>Backtrace</h1><p>' . implode('<br />', $this->backtrace_log) . '</p>'; |
| 1408 | $err_msg .= $message; |
| 1409 | } |
| 1410 | } |
| 1411 | |
| 1412 | /** |
| 1413 | * Log into server and get possible auth codes if neccessary |
| 1414 | */ |
| 1415 | function log_into_server($hostname, $username, $password, $default_auth_method) |
| 1416 | { |
| 1417 | global $user; |
| 1418 | |
| 1419 | // Here we try to determine the *real* hostname (reverse DNS entry preferrably) |
| 1420 | if (function_exists('php_uname') && !empty($local_host = php_uname('n'))) |
| 1421 | { |
| 1422 | // Able to resolve name to IP |
| 1423 | if (($addr = @gethostbyname($local_host)) !== $local_host) |
| 1424 | { |
| 1425 | // Able to resolve IP back to name |
| 1426 | if (!empty($name = @gethostbyaddr($addr)) && $name !== $addr) |
| 1427 | { |
| 1428 | $local_host = $name; |
| 1429 | } |
| 1430 | } |
| 1431 | } |
| 1432 | else |
| 1433 | { |
| 1434 | $local_host = $user->host; |
| 1435 | } |
| 1436 | |
| 1437 | // If we are authenticating through pop-before-smtp, we |
| 1438 | // have to login ones before we get authenticated |
| 1439 | // NOTE: on some configurations the time between an update of the auth database takes so |
| 1440 | // long that the first email send does not work. This is not a biggie on a live board (only |
| 1441 | // the install mail will most likely fail) - but on a dynamic ip connection this might produce |
| 1442 | // severe problems and is not fixable! |
| 1443 | if ($default_auth_method == 'POP-BEFORE-SMTP' && $username && $password) |
| 1444 | { |
| 1445 | global $config; |
| 1446 | |
| 1447 | $errno = 0; |
| 1448 | $errstr = ''; |
| 1449 | |
| 1450 | $this->server_send("QUIT"); |
| 1451 | fclose($this->socket); |
| 1452 | |
| 1453 | $this->pop_before_smtp($hostname, $username, $password); |
| 1454 | $username = $password = $default_auth_method = ''; |
| 1455 | |
| 1456 | // We need to close the previous session, else the server is not |
| 1457 | // able to get our ip for matching... |
| 1458 | if (!$this->socket = @fsockopen($config['smtp_host'], $config['smtp_port'], $errno, $errstr, 10)) |
| 1459 | { |
| 1460 | if ($errstr) |
| 1461 | { |
| 1462 | $errstr = utf8_convert_message($errstr); |
| 1463 | } |
| 1464 | |
| 1465 | $err_msg = (isset($user->lang['NO_CONNECT_TO_SMTP_HOST'])) ? sprintf($user->lang['NO_CONNECT_TO_SMTP_HOST'], $errno, $errstr) : "Could not connect to smtp host : $errno : $errstr"; |
| 1466 | return $err_msg; |
| 1467 | } |
| 1468 | |
| 1469 | // Wait for reply |
| 1470 | if ($err_msg = $this->server_parse('220', __LINE__)) |
| 1471 | { |
| 1472 | $this->close_session($err_msg); |
| 1473 | return $err_msg; |
| 1474 | } |
| 1475 | } |
| 1476 | |
| 1477 | $hello_result = $this->hello($local_host); |
| 1478 | if (!is_null($hello_result)) |
| 1479 | { |
| 1480 | return $hello_result; |
| 1481 | } |
| 1482 | |
| 1483 | // SMTP STARTTLS (RFC 3207) |
| 1484 | if (!$this->socket_tls) |
| 1485 | { |
| 1486 | $this->socket_tls = $this->starttls(); |
| 1487 | |
| 1488 | if ($this->socket_tls) |
| 1489 | { |
| 1490 | // Switched to TLS |
| 1491 | // RFC 3207: "The client MUST discard any knowledge obtained from the server, [...]" |
| 1492 | // So say hello again |
| 1493 | $hello_result = $this->hello($local_host); |
| 1494 | |
| 1495 | if (!is_null($hello_result)) |
| 1496 | { |
| 1497 | return $hello_result; |
| 1498 | } |
| 1499 | } |
| 1500 | } |
| 1501 | |
| 1502 | // If we are not authenticated yet, something might be wrong if no username and passwd passed |
| 1503 | if (!$username || !$password) |
| 1504 | { |
| 1505 | return false; |
| 1506 | } |
| 1507 | |
| 1508 | if (!isset($this->commands['AUTH'])) |
| 1509 | { |
| 1510 | return (isset($user->lang['SMTP_NO_AUTH_SUPPORT'])) ? $user->lang['SMTP_NO_AUTH_SUPPORT'] : 'SMTP server does not support authentication'; |
| 1511 | } |
| 1512 | |
| 1513 | // Get best authentication method |
| 1514 | $available_methods = explode(' ', $this->commands['AUTH']); |
| 1515 | |
| 1516 | // Define the auth ordering if the default auth method was not found |
| 1517 | $auth_methods = array('PLAIN', 'LOGIN', 'CRAM-MD5', 'DIGEST-MD5'); |
| 1518 | $method = ''; |
| 1519 | |
| 1520 | if (in_array($default_auth_method, $available_methods)) |
| 1521 | { |
| 1522 | $method = $default_auth_method; |
| 1523 | } |
| 1524 | else |
| 1525 | { |
| 1526 | foreach ($auth_methods as $_method) |
| 1527 | { |
| 1528 | if (in_array($_method, $available_methods)) |
| 1529 | { |
| 1530 | $method = $_method; |
| 1531 | break; |
| 1532 | } |
| 1533 | } |
| 1534 | } |
| 1535 | |
| 1536 | if (!$method) |
| 1537 | { |
| 1538 | return (isset($user->lang['NO_SUPPORTED_AUTH_METHODS'])) ? $user->lang['NO_SUPPORTED_AUTH_METHODS'] : 'No supported authentication methods'; |
| 1539 | } |
| 1540 | |
| 1541 | $method = strtolower(str_replace('-', '_', $method)); |
| 1542 | return $this->$method($username, $password); |
| 1543 | } |
| 1544 | |
| 1545 | /** |
| 1546 | * SMTP EHLO/HELO |
| 1547 | * |
| 1548 | * @return mixed Null if the authentication process is supposed to continue |
| 1549 | * False if already authenticated |
| 1550 | * Error message (string) otherwise |
| 1551 | */ |
| 1552 | protected function hello($hostname) |
| 1553 | { |
| 1554 | // Try EHLO first |
| 1555 | $this->server_send("EHLO $hostname"); |
| 1556 | if ($err_msg = $this->server_parse('250', __LINE__)) |
| 1557 | { |
| 1558 | // a 503 response code means that we're already authenticated |
| 1559 | if ($this->numeric_response_code == 503) |
| 1560 | { |
| 1561 | return false; |
| 1562 | } |
| 1563 | |
| 1564 | // If EHLO fails, we try HELO |
| 1565 | $this->server_send("HELO $hostname"); |
| 1566 | if ($err_msg = $this->server_parse('250', __LINE__)) |
| 1567 | { |
| 1568 | return ($this->numeric_response_code == 503) ? false : $err_msg; |
| 1569 | } |
| 1570 | } |
| 1571 | |
| 1572 | foreach ($this->responses as $response) |
| 1573 | { |
| 1574 | $response = explode(' ', $response); |
| 1575 | $response_code = $response[0]; |
| 1576 | unset($response[0]); |
| 1577 | $this->commands[$response_code] = implode(' ', $response); |
| 1578 | } |
| 1579 | |
| 1580 | return null; |
| 1581 | } |
| 1582 | |
| 1583 | /** |
| 1584 | * SMTP STARTTLS (RFC 3207) |
| 1585 | * |
| 1586 | * @return bool Returns true if TLS was started |
| 1587 | * Otherwise false |
| 1588 | */ |
| 1589 | protected function starttls() |
| 1590 | { |
| 1591 | global $config; |
| 1592 | |
| 1593 | // allow SMTPS (what was used by phpBB 3.0) if hostname is prefixed with tls:// or ssl:// |
| 1594 | if (strpos($config['smtp_host'], 'tls://') === 0 || strpos($config['smtp_host'], 'ssl://') === 0) |
| 1595 | { |
| 1596 | return true; |
| 1597 | } |
| 1598 | |
| 1599 | if (!function_exists('stream_socket_enable_crypto')) |
| 1600 | { |
| 1601 | return false; |
| 1602 | } |
| 1603 | |
| 1604 | if (!isset($this->commands['STARTTLS'])) |
| 1605 | { |
| 1606 | return false; |
| 1607 | } |
| 1608 | |
| 1609 | $this->server_send('STARTTLS'); |
| 1610 | |
| 1611 | if ($err_msg = $this->server_parse('220', __LINE__)) |
| 1612 | { |
| 1613 | return false; |
| 1614 | } |
| 1615 | |
| 1616 | $result = false; |
| 1617 | $stream_meta = stream_get_meta_data($this->socket); |
| 1618 | |
| 1619 | if (socket_set_blocking($this->socket, 1)) |
| 1620 | { |
| 1621 | // https://secure.php.net/manual/en/function.stream-socket-enable-crypto.php#119122 |
| 1622 | $crypto = (phpbb_version_compare(PHP_VERSION, '5.6.7', '<')) ? STREAM_CRYPTO_METHOD_TLS_CLIENT : STREAM_CRYPTO_METHOD_SSLv23_CLIENT; |
| 1623 | $result = stream_socket_enable_crypto($this->socket, true, $crypto); |
| 1624 | socket_set_blocking($this->socket, (int) $stream_meta['blocked']); |
| 1625 | } |
| 1626 | |
| 1627 | return $result; |
| 1628 | } |
| 1629 | |
| 1630 | /** |
| 1631 | * Pop before smtp authentication |
| 1632 | */ |
| 1633 | function pop_before_smtp($hostname, $username, $password) |
| 1634 | { |
| 1635 | global $user; |
| 1636 | |
| 1637 | if (!$this->socket = @fsockopen($hostname, 110, $errno, $errstr, 10)) |
| 1638 | { |
| 1639 | if ($errstr) |
| 1640 | { |
| 1641 | $errstr = utf8_convert_message($errstr); |
| 1642 | } |
| 1643 | |
| 1644 | return (isset($user->lang['NO_CONNECT_TO_SMTP_HOST'])) ? sprintf($user->lang['NO_CONNECT_TO_SMTP_HOST'], $errno, $errstr) : "Could not connect to smtp host : $errno : $errstr"; |
| 1645 | } |
| 1646 | |
| 1647 | $this->server_send("USER $username", true); |
| 1648 | if ($err_msg = $this->server_parse('+OK', __LINE__)) |
| 1649 | { |
| 1650 | return $err_msg; |
| 1651 | } |
| 1652 | |
| 1653 | $this->server_send("PASS $password", true); |
| 1654 | if ($err_msg = $this->server_parse('+OK', __LINE__)) |
| 1655 | { |
| 1656 | return $err_msg; |
| 1657 | } |
| 1658 | |
| 1659 | $this->server_send('QUIT'); |
| 1660 | fclose($this->socket); |
| 1661 | |
| 1662 | return false; |
| 1663 | } |
| 1664 | |
| 1665 | /** |
| 1666 | * Plain authentication method |
| 1667 | */ |
| 1668 | function plain($username, $password) |
| 1669 | { |
| 1670 | $this->server_send('AUTH PLAIN'); |
| 1671 | if ($err_msg = $this->server_parse('334', __LINE__)) |
| 1672 | { |
| 1673 | return ($this->numeric_response_code == 503) ? false : $err_msg; |
| 1674 | } |
| 1675 | |
| 1676 | $base64_method_plain = base64_encode("\0" . $username . "\0" . $password); |
| 1677 | $this->server_send($base64_method_plain, true); |
| 1678 | if ($err_msg = $this->server_parse('235', __LINE__)) |
| 1679 | { |
| 1680 | return $err_msg; |
| 1681 | } |
| 1682 | |
| 1683 | return false; |
| 1684 | } |
| 1685 | |
| 1686 | /** |
| 1687 | * Login authentication method |
| 1688 | */ |
| 1689 | function login($username, $password) |
| 1690 | { |
| 1691 | $this->server_send('AUTH LOGIN'); |
| 1692 | if ($err_msg = $this->server_parse('334', __LINE__)) |
| 1693 | { |
| 1694 | return ($this->numeric_response_code == 503) ? false : $err_msg; |
| 1695 | } |
| 1696 | |
| 1697 | $this->server_send(base64_encode($username), true); |
| 1698 | if ($err_msg = $this->server_parse('334', __LINE__)) |
| 1699 | { |
| 1700 | return $err_msg; |
| 1701 | } |
| 1702 | |
| 1703 | $this->server_send(base64_encode($password), true); |
| 1704 | if ($err_msg = $this->server_parse('235', __LINE__)) |
| 1705 | { |
| 1706 | return $err_msg; |
| 1707 | } |
| 1708 | |
| 1709 | return false; |
| 1710 | } |
| 1711 | |
| 1712 | /** |
| 1713 | * cram_md5 authentication method |
| 1714 | */ |
| 1715 | function cram_md5($username, $password) |
| 1716 | { |
| 1717 | $this->server_send('AUTH CRAM-MD5'); |
| 1718 | if ($err_msg = $this->server_parse('334', __LINE__)) |
| 1719 | { |
| 1720 | return ($this->numeric_response_code == 503) ? false : $err_msg; |
| 1721 | } |
| 1722 | |
| 1723 | $md5_challenge = base64_decode($this->responses[0]); |
| 1724 | $password = (strlen($password) > 64) ? pack('H32', md5($password)) : ((strlen($password) < 64) ? str_pad($password, 64, chr(0)) : $password); |
| 1725 | $md5_digest = md5((substr($password, 0, 64) ^ str_repeat(chr(0x5C), 64)) . (pack('H32', md5((substr($password, 0, 64) ^ str_repeat(chr(0x36), 64)) . $md5_challenge)))); |
| 1726 | |
| 1727 | $base64_method_cram_md5 = base64_encode($username . ' ' . $md5_digest); |
| 1728 | |
| 1729 | $this->server_send($base64_method_cram_md5, true); |
| 1730 | if ($err_msg = $this->server_parse('235', __LINE__)) |
| 1731 | { |
| 1732 | return $err_msg; |
| 1733 | } |
| 1734 | |
| 1735 | return false; |
| 1736 | } |
| 1737 | |
| 1738 | /** |
| 1739 | * digest_md5 authentication method |
| 1740 | * A real pain in the *** |
| 1741 | */ |
| 1742 | function digest_md5($username, $password) |
| 1743 | { |
| 1744 | global $config, $user; |
| 1745 | |
| 1746 | $this->server_send('AUTH DIGEST-MD5'); |
| 1747 | if ($err_msg = $this->server_parse('334', __LINE__)) |
| 1748 | { |
| 1749 | return ($this->numeric_response_code == 503) ? false : $err_msg; |
| 1750 | } |
| 1751 | |
| 1752 | $md5_challenge = base64_decode($this->responses[0]); |
| 1753 | |
| 1754 | // Parse the md5 challenge - from AUTH_SASL (PEAR) |
| 1755 | $tokens = array(); |
| 1756 | while (preg_match('/^([a-z-]+)=("[^"]+(?<!\\\)"|[^,]+)/i', $md5_challenge, $matches)) |
| 1757 | { |
| 1758 | // Ignore these as per rfc2831 |
| 1759 | if ($matches[1] == 'opaque' || $matches[1] == 'domain') |
| 1760 | { |
| 1761 | $md5_challenge = substr($md5_challenge, strlen($matches[0]) + 1); |
| 1762 | continue; |
| 1763 | } |
| 1764 | |
| 1765 | // Allowed multiple "realm" and "auth-param" |
| 1766 | if (!empty($tokens[$matches[1]]) && ($matches[1] == 'realm' || $matches[1] == 'auth-param')) |
| 1767 | { |
| 1768 | if (is_array($tokens[$matches[1]])) |
| 1769 | { |
| 1770 | $tokens[$matches[1]][] = preg_replace('/^"(.*)"$/', '\\1', $matches[2]); |
| 1771 | } |
| 1772 | else |
| 1773 | { |
| 1774 | $tokens[$matches[1]] = array($tokens[$matches[1]], preg_replace('/^"(.*)"$/', '\\1', $matches[2])); |
| 1775 | } |
| 1776 | } |
| 1777 | else if (!empty($tokens[$matches[1]])) // Any other multiple instance = failure |
| 1778 | { |
| 1779 | $tokens = array(); |
| 1780 | break; |
| 1781 | } |
| 1782 | else |
| 1783 | { |
| 1784 | $tokens[$matches[1]] = preg_replace('/^"(.*)"$/', '\\1', $matches[2]); |
| 1785 | } |
| 1786 | |
| 1787 | // Remove the just parsed directive from the challenge |
| 1788 | $md5_challenge = substr($md5_challenge, strlen($matches[0]) + 1); |
| 1789 | } |
| 1790 | |
| 1791 | // Realm |
| 1792 | if (empty($tokens['realm'])) |
| 1793 | { |
| 1794 | $tokens['realm'] = (function_exists('php_uname')) ? php_uname('n') : $user->host; |
| 1795 | } |
| 1796 | |
| 1797 | // Maxbuf |
| 1798 | if (empty($tokens['maxbuf'])) |
| 1799 | { |
| 1800 | $tokens['maxbuf'] = 65536; |
| 1801 | } |
| 1802 | |
| 1803 | // Required: nonce, algorithm |
| 1804 | if (empty($tokens['nonce']) || empty($tokens['algorithm'])) |
| 1805 | { |
| 1806 | $tokens = array(); |
| 1807 | } |
| 1808 | $md5_challenge = $tokens; |
| 1809 | |
| 1810 | if (!empty($md5_challenge)) |
| 1811 | { |
| 1812 | $str = ''; |
| 1813 | for ($i = 0; $i < 32; $i++) |
| 1814 | { |
| 1815 | $str .= chr(mt_rand(0, 255)); |
| 1816 | } |
| 1817 | $cnonce = base64_encode($str); |
| 1818 | |
| 1819 | $digest_uri = 'smtp/' . $config['smtp_host']; |
| 1820 | |
| 1821 | $auth_1 = sprintf('%s:%s:%s', pack('H32', md5(sprintf('%s:%s:%s', $username, $md5_challenge['realm'], $password))), $md5_challenge['nonce'], $cnonce); |
| 1822 | $auth_2 = 'AUTHENTICATE:' . $digest_uri; |
| 1823 | $response_value = md5(sprintf('%s:%s:00000001:%s:auth:%s', md5($auth_1), $md5_challenge['nonce'], $cnonce, md5($auth_2))); |
| 1824 | |
| 1825 | $input_string = sprintf('username="%s",realm="%s",nonce="%s",cnonce="%s",nc="00000001",qop=auth,digest-uri="%s",response=%s,%d', $username, $md5_challenge['realm'], $md5_challenge['nonce'], $cnonce, $digest_uri, $response_value, $md5_challenge['maxbuf']); |
| 1826 | } |
| 1827 | else |
| 1828 | { |
| 1829 | return (isset($user->lang['INVALID_DIGEST_CHALLENGE'])) ? $user->lang['INVALID_DIGEST_CHALLENGE'] : 'Invalid digest challenge'; |
| 1830 | } |
| 1831 | |
| 1832 | $base64_method_digest_md5 = base64_encode($input_string); |
| 1833 | $this->server_send($base64_method_digest_md5, true); |
| 1834 | if ($err_msg = $this->server_parse('334', __LINE__)) |
| 1835 | { |
| 1836 | return $err_msg; |
| 1837 | } |
| 1838 | |
| 1839 | $this->server_send(' '); |
| 1840 | if ($err_msg = $this->server_parse('235', __LINE__)) |
| 1841 | { |
| 1842 | return $err_msg; |
| 1843 | } |
| 1844 | |
| 1845 | return false; |
| 1846 | } |
| 1847 | } |
| 1848 | |
| 1849 | /** |
| 1850 | * Encodes the given string for proper display in UTF-8 or US-ASCII. |
| 1851 | * |
| 1852 | * This version is based on iconv_mime_encode() implementation |
| 1853 | * from symfomy/polyfill-iconv |
| 1854 | * https://github.com/symfony/polyfill-iconv/blob/fd324208ec59a39ebe776e6e9ec5540ad4f40aaa/Iconv.php#L355 |
| 1855 | * |
| 1856 | * @param string $str |
| 1857 | * @param string $eol Lines delimiter (optional to be backwards compatible) |
| 1858 | * |
| 1859 | * @return string |
| 1860 | */ |
| 1861 | function mail_encode($str, $eol = "\r\n") |
| 1862 | { |
| 1863 | // Check if string contains ASCII only characters |
| 1864 | $is_ascii = strlen($str) === utf8_strlen($str); |
| 1865 | |
| 1866 | $scheme = $is_ascii ? 'Q' : 'B'; |
| 1867 | |
| 1868 | // Define start delimiter, end delimiter |
| 1869 | // Use the Quoted-Printable encoding for ASCII strings to avoid unnecessary encoding in Base64 |
| 1870 | $start = '=?' . ($is_ascii ? 'US-ASCII' : 'UTF-8') . '?' . $scheme . '?'; |
| 1871 | $end = '?='; |
| 1872 | |
| 1873 | // Maximum encoded-word length is 75 as per RFC 2047 section 2. |
| 1874 | // $split_length *must* be a multiple of 4, but <= 75 - strlen($start . $eol . $end)!!! |
| 1875 | $split_length = 75 - strlen($start . $eol . $end); |
| 1876 | $split_length = $split_length - $split_length % 4; |
| 1877 | |
| 1878 | $line_length = strlen($start) + strlen($end); |
| 1879 | $line_offset = strlen($start) + 1; |
| 1880 | $line_data = ''; |
| 1881 | |
| 1882 | $is_quoted_printable = 'Q' === $scheme; |
| 1883 | |
| 1884 | preg_match_all('/./us', $str, $chars); |
| 1885 | $chars = $chars[0] ?? []; |
| 1886 | |
| 1887 | $str = []; |
| 1888 | foreach ($chars as $char) |
| 1889 | { |
| 1890 | $encoded_char = $is_quoted_printable |
| 1891 | ? $char = preg_replace_callback( |
| 1892 | '/[()<>@,;:\\\\".\[\]=_?\x20\x00-\x1F\x80-\xFF]/', |
| 1893 | function ($matches) |
| 1894 | { |
| 1895 | $hex = dechex(ord($matches[0])); |
| 1896 | $hex = strlen($hex) == 1 ? "0$hex" : $hex; |
| 1897 | return '=' . strtoupper($hex); |
| 1898 | }, |
| 1899 | $char |
| 1900 | ) |
| 1901 | : base64_encode($line_data . $char); |
| 1902 | |
| 1903 | if (isset($encoded_char[$split_length - $line_length])) |
| 1904 | { |
| 1905 | if (!$is_quoted_printable) |
| 1906 | { |
| 1907 | $line_data = base64_encode($line_data); |
| 1908 | } |
| 1909 | $str[] = $start . $line_data . $end; |
| 1910 | $line_length = $line_offset; |
| 1911 | $line_data = ''; |
| 1912 | } |
| 1913 | |
| 1914 | $line_data .= $char; |
| 1915 | $is_quoted_printable && $line_length += strlen($char); |
| 1916 | } |
| 1917 | |
| 1918 | if ($line_data !== '') |
| 1919 | { |
| 1920 | if (!$is_quoted_printable) |
| 1921 | { |
| 1922 | $line_data = base64_encode($line_data); |
| 1923 | } |
| 1924 | $str[] = $start . $line_data . $end; |
| 1925 | } |
| 1926 | |
| 1927 | return implode($eol . ' ', $str); |
| 1928 | } |
| 1929 | |
| 1930 | /** |
| 1931 | * Wrapper for sending out emails with the PHP's mail function |
| 1932 | */ |
| 1933 | function phpbb_mail($to, $subject, $msg, $headers, $eol, &$err_msg) |
| 1934 | { |
| 1935 | global $config, $phpbb_root_path, $phpEx, $phpbb_dispatcher; |
| 1936 | |
| 1937 | // Convert Numeric Character References to UTF-8 chars (ie. Emojis) |
| 1938 | $subject = utf8_decode_ncr($subject); |
| 1939 | $msg = utf8_decode_ncr($msg); |
| 1940 | |
| 1941 | /** |
| 1942 | * We use the EOL character for the OS here because the PHP mail function does not correctly transform line endings. |
| 1943 | * On Windows SMTP is used (SMTP is \r\n), on UNIX a command is used... |
| 1944 | * Reference: http://bugs.php.net/bug.php?id=15841 |
| 1945 | */ |
| 1946 | $headers = implode($eol, $headers); |
| 1947 | |
| 1948 | if (!class_exists('\phpbb\error_collector')) |
| 1949 | { |
| 1950 | include($phpbb_root_path . 'includes/error_collector.' . $phpEx); |
| 1951 | } |
| 1952 | |
| 1953 | $collector = new \phpbb\error_collector; |
| 1954 | $collector->install(); |
| 1955 | |
| 1956 | /** |
| 1957 | * On some PHP Versions mail() *may* fail if there are newlines within the subject. |
| 1958 | * Newlines are used as a delimiter for lines in mail_encode() according to RFC 2045 section 6.8. |
| 1959 | * Because PHP can't decide what is wanted we revert back to the non-RFC-compliant way of separating by one space |
| 1960 | * (Use '' as parameter to mail_encode() results in SPACE used) |
| 1961 | */ |
| 1962 | $additional_parameters = $config['email_force_sender'] ? '-f' . $config['board_email'] : ''; |
| 1963 | |
| 1964 | /** |
| 1965 | * Modify data before sending out emails with PHP's mail function |
| 1966 | * |
| 1967 | * @event core.phpbb_mail_before |
| 1968 | * @var string to The message recipient |
| 1969 | * @var string subject The message subject |
| 1970 | * @var string msg The message text |
| 1971 | * @var string headers The email headers |
| 1972 | * @var string eol The endline character |
| 1973 | * @var string additional_parameters The additional parameters |
| 1974 | * @since 3.3.6-RC1 |
| 1975 | */ |
| 1976 | $vars = [ |
| 1977 | 'to', |
| 1978 | 'subject', |
| 1979 | 'msg', |
| 1980 | 'headers', |
| 1981 | 'eol', |
| 1982 | 'additional_parameters', |
| 1983 | ]; |
| 1984 | extract($phpbb_dispatcher->trigger_event('core.phpbb_mail_before', compact($vars))); |
| 1985 | |
| 1986 | $result = mail($to, mail_encode($subject, ''), wordwrap(utf8_wordwrap($msg), 997, "\n", true), $headers, $additional_parameters); |
| 1987 | |
| 1988 | /** |
| 1989 | * Execute code after sending out emails with PHP's mail function |
| 1990 | * |
| 1991 | * @event core.phpbb_mail_after |
| 1992 | * @var string to The message recipient |
| 1993 | * @var string subject The message subject |
| 1994 | * @var string msg The message text |
| 1995 | * @var string headers The email headers |
| 1996 | * @var string eol The endline character |
| 1997 | * @var string additional_parameters The additional parameters |
| 1998 | * @var bool result True if the email was sent, false otherwise |
| 1999 | * @since 3.3.6-RC1 |
| 2000 | */ |
| 2001 | $vars = [ |
| 2002 | 'to', |
| 2003 | 'subject', |
| 2004 | 'msg', |
| 2005 | 'headers', |
| 2006 | 'eol', |
| 2007 | 'additional_parameters', |
| 2008 | 'result', |
| 2009 | ]; |
| 2010 | extract($phpbb_dispatcher->trigger_event('core.phpbb_mail_after', compact($vars))); |
| 2011 | |
| 2012 | $collector->uninstall(); |
| 2013 | $err_msg = $collector->format_errors(); |
| 2014 | |
| 2015 | return $result; |
| 2016 | } |