src/Worker/OnePoll.php

   1 <?php
   2 /**
   3  * @file src/Worker/OnePoll.php
   4  */
   5 namespace Friendica\Worker;
   6
   7 use Friendica\BaseObject;
   8 use Friendica\Content\Text\BBCode;
   9 use Friendica\Core\Config;
  10 use Friendica\Core\PConfig;
  11 use Friendica\Core\Protocol;
  12 use Friendica\Database\DBA;
  13 use Friendica\Model\Contact;
  14 use Friendica\Model\Item;
  15 use Friendica\Protocol\Email;
  16 use Friendica\Protocol\ActivityPub;
  17 use Friendica\Protocol\PortableContact;
  18 use Friendica\Util\DateTimeFormat;
  19 use Friendica\Util\Network;
  20 use Friendica\Util\XML;
  21
  22 require_once 'include/dba.php';
  23
  24 class OnePoll
  25 {
  26         public static function execute($contact_id = 0, $command = '')
  27         {
  28                 $a = BaseObject::getApp();
  29
  30                 require_once 'include/items.php';
  31
  32                 logger('start');
  33
  34                 $manual_id  = 0;
  35                 $generation = 0;
  36                 $hub_update = false;
  37                 $force      = false;
  38                 $restart    = false;
  39
  40                 if ($command == "force") {
  41                         $force = true;
  42                 }
  43
  44                 if (!$contact_id) {
  45                         logger('no contact');
  46                         return;
  47                 }
  48
  49                 $d = DateTimeFormat::utcNow();
  50
  51                 $contact = DBA::selectFirst('contact', [], ['id' => $contact_id]);
  52                 if (!DBA::isResult($contact)) {
  53                         logger('Contact not found or cannot be used.');
  54                         return;
  55                 }
  56
  57                 $importer_uid = $contact['uid'];
  58
  59                 // Possibly switch the remote contact to AP
  60                 if ($contact['network'] === Protocol::OSTATUS) {
  61                         ActivityPub\Receiver::switchContact($contact['id'], $importer_uid, $contact['url']);
  62                         $contact = DBA::selectFirst('contact', [], ['id' => $contact_id]);
  63                 }
  64
  65                 // We currently don't do anything with AP here
  66                 if ($contact['network'] === Protocol::ACTIVITYPUB) {
  67                         return;
  68                 }
  69
  70                 // load current friends if possible.
  71                 if (($contact['poco'] != "") && ($contact['success_update'] > $contact['failure_update'])) {
  72                         $r = q("SELECT count(*) AS total FROM glink
  73                                 WHERE `cid` = %d AND updated > UTC_TIMESTAMP() - INTERVAL 1 DAY",
  74                                 intval($contact['id'])
  75                         );
  76                         if (DBA::isResult($r)) {
  77                                 if (!$r[0]['total']) {
  78                                         PortableContact::loadWorker($contact['id'], $importer_uid, 0, $contact['poco']);
  79                                 }
  80                         }
  81                 }
  82
  83                 // Diaspora users, archived users and followers are only checked if they still exist.
  84                 if ($contact['archive'] || ($contact["network"] == Protocol::DIASPORA) || ($contact["rel"] == Contact::FOLLOWER)) {
  85                         $last_updated = PortableContact::lastUpdated($contact["url"], true);
  86                         $updated = DateTimeFormat::utcNow();
  87
  88                         if ($last_updated) {
  89                                 logger('Contact '.$contact['id'].' had last update on '.$last_updated, LOGGER_DEBUG);
  90
  91                                 // The last public item can be older than the last item we got
  92                                 if ($last_updated < $contact['last-item']) {
  93                                         $last_updated = $contact['last-item'];
  94                                 }
  95
  96                                 $fields = ['last-item' => DateTimeFormat::utc($last_updated), 'last-update' => $updated, 'success_update' => $updated];
  97                                 self::updateContact($contact, $fields);
  98                                 Contact::unmarkForArchival($contact);
  99                         } else {
 100                                 self::updateContact($contact, ['last-update' => $updated, 'failure_update' => $updated]);
 101                                 Contact::markForArchival($contact);
 102                                 logger('Contact '.$contact['id'].' is marked for archival', LOGGER_DEBUG);
 103                         }
 104
 105                         return;
 106                 }
 107
 108                 $xml = false;
 109
 110                 $t = $contact['last-update'];
 111
 112                 if ($contact['subhub']) {
 113                         $poll_interval = Config::get('system', 'pushpoll_frequency', 3);
 114                         $contact['priority'] = intval($poll_interval);
 115                         $hub_update = false;
 116
 117                         if (DateTimeFormat::utcNow() > DateTimeFormat::utc($t . " + 1 day")) {
 118                                 $hub_update = true;
 119                         }
 120                 } else {
 121                         $hub_update = false;
 122                 }
 123
 124                 $last_update = (($contact['last-update'] <= NULL_DATE)
 125                         ? DateTimeFormat::utc('now - 7 days', DateTimeFormat::ATOM)
 126                         : DateTimeFormat::utc($contact['last-update'], DateTimeFormat::ATOM)
 127                 );
 128
 129                 // Update the contact entry
 130                 if (($contact['network'] === Protocol::OSTATUS) || ($contact['network'] === Protocol::DIASPORA) || ($contact['network'] === Protocol::DFRN)) {
 131                         if (!PortableContact::reachable($contact['url'])) {
 132                                 logger("Skipping probably dead contact ".$contact['url']);
 133
 134                                 // set the last-update so we don't keep polling
 135                                 DBA::update('contact', ['last-update' => DateTimeFormat::utcNow()], ['id' => $contact['id']]);
 136                                 return;
 137                         }
 138
 139                         if (!Contact::updateFromProbe($contact["id"])) {
 140                                 Contact::markForArchival($contact);
 141                                 logger('Contact is marked dead');
 142
 143                                 // set the last-update so we don't keep polling
 144                                 DBA::update('contact', ['last-update' => DateTimeFormat::utcNow()], ['id' => $contact['id']]);
 145                                 return;
 146                         } else {
 147                                 Contact::unmarkForArchival($contact);
 148                         }
 149                 }
 150
 151                 if (!in_array($contact['network'], [Protocol::FEED, Protocol::MAIL]) && Config::get('system', 'disable_polling')) {
 152                         return;
 153                 }
 154
 155                 if ($importer_uid == 0) {
 156                         logger('Ignore public contacts');
 157
 158                         // set the last-update so we don't keep polling
 159                         DBA::update('contact', ['last-update' => DateTimeFormat::utcNow()], ['id' => $contact['id']]);
 160                         return;
 161                 }
 162
 163                 $r = q("SELECT `contact`.*, `user`.`page-flags` FROM `contact` INNER JOIN `user` on `contact`.`uid` = `user`.`uid` WHERE `user`.`uid` = %d AND `contact`.`self` = 1 LIMIT 1",
 164                         intval($importer_uid)
 165                 );
 166
 167                 if (!DBA::isResult($r)) {
 168                         logger('No self contact for user '.$importer_uid);
 169
 170                         // set the last-update so we don't keep polling
 171                         DBA::update('contact', ['last-update' => DateTimeFormat::utcNow()], ['id' => $contact['id']]);
 172                         return;
 173                 }
 174
 175                 $importer = $r[0];
 176                 $url = '';
 177
 178                 logger("poll: ({$contact['network']}-{$contact['id']}) IMPORTER: {$importer['name']}, CONTACT: {$contact['name']}");
 179
 180                 if ($contact['network'] === Protocol::DFRN) {
 181                         $idtosend = $orig_id = (($contact['dfrn-id']) ? $contact['dfrn-id'] : $contact['issued-id']);
 182                         if (intval($contact['duplex']) && $contact['dfrn-id']) {
 183                                 $idtosend = '0:' . $orig_id;
 184                         }
 185                         if (intval($contact['duplex']) && $contact['issued-id']) {
 186                                 $idtosend = '1:' . $orig_id;
 187                         }
 188
 189                         // they have permission to write to us. We already filtered this in the contact query.
 190                         $perm = 'rw';
 191
 192                         // But this may be our first communication, so set the writable flag if it isn't set already.
 193
 194                         if (!intval($contact['writable'])) {
 195                                 $fields = ['writable' => true];
 196                                 DBA::update('contact', $fields, ['id' => $contact['id']]);
 197                         }
 198
 199                         $url = $contact['poll'] . '?dfrn_id=' . $idtosend
 200                                 . '&dfrn_version=' . DFRN_PROTOCOL_VERSION
 201                                 . '&type=data&last_update=' . $last_update
 202                                 . '&perm=' . $perm ;
 203
 204                         $curlResult = Network::curl($url);
 205
 206                         if (!$curlResult->isSuccess() && ($curlResult->getErrorNumber() == CURLE_OPERATION_TIMEDOUT)) {
 207                                 // set the last-update so we don't keep polling
 208                                 DBA::update('contact', ['last-update' => DateTimeFormat::utcNow()], ['id' => $contact['id']]);
 209                                 Contact::markForArchival($contact);
 210                                 return;
 211                         }
 212
 213                         $handshake_xml = $curlResult->getBody();
 214                         $html_code = $curlResult->getReturnCode();
 215
 216                         logger('handshake with url ' . $url . ' returns xml: ' . $handshake_xml, LOGGER_DATA);
 217
 218                         if (!strlen($handshake_xml) || ($html_code >= 400) || !$html_code) {
 219                                 logger("$url appears to be dead - marking for death ");
 220
 221                                 // dead connection - might be a transient event, or this might
 222                                 // mean the software was uninstalled or the domain expired.
 223                                 // Will keep trying for one month.
 224
 225                                 Contact::markForArchival($contact);
 226
 227                                 // set the last-update so we don't keep polling
 228                                 $fields = ['last-update' => DateTimeFormat::utcNow(), 'failure_update' => DateTimeFormat::utcNow()];
 229                                 self::updateContact($contact, $fields);
 230                                 return;
 231                         }
 232
 233                         if (!strstr($handshake_xml, '<')) {
 234                                 logger('response from ' . $url . ' did not contain XML.');
 235
 236                                 Contact::markForArchival($contact);
 237
 238                                 $fields = ['last-update' => DateTimeFormat::utcNow(), 'failure_update' => DateTimeFormat::utcNow()];
 239                                 self::updateContact($contact, $fields);
 240                                 return;
 241                         }
 242
 243
 244                         $res = XML::parseString($handshake_xml);
 245
 246                         if (intval($res->status) == 1) {
 247                                 logger("$url replied status 1 - marking for death ");
 248
 249                                 // we may not be friends anymore. Will keep trying for one month.
 250                                 // set the last-update so we don't keep polling
 251                                 $fields = ['last-update' => DateTimeFormat::utcNow(), 'failure_update' => DateTimeFormat::utcNow()];
 252                                 self::updateContact($contact, $fields);
 253
 254                                 Contact::markForArchival($contact);
 255                         } elseif ($contact['term-date'] > NULL_DATE) {
 256                                 logger("$url back from the dead - removing mark for death");
 257                                 Contact::unmarkForArchival($contact);
 258                         }
 259
 260                         if ((intval($res->status) != 0) || !strlen($res->challenge) || !strlen($res->dfrn_id)) {
 261                                 // set the last-update so we don't keep polling
 262                                 DBA::update('contact', ['last-update' => DateTimeFormat::utcNow()], ['id' => $contact['id']]);
 263                                 return;
 264                         }
 265
 266                         if (((float)$res->dfrn_version > 2.21) && ($contact['poco'] == '')) {
 267                                 $fields = ['poco' => str_replace('/profile/', '/poco/', $contact['url'])];
 268                                 DBA::update('contact', $fields, ['id' => $contact['id']]);
 269                         }
 270
 271                         $postvars = [];
 272
 273                         $sent_dfrn_id = hex2bin((string) $res->dfrn_id);
 274                         $challenge    = hex2bin((string) $res->challenge);
 275
 276                         $final_dfrn_id = '';
 277
 278                         if ($contact['duplex'] && strlen($contact['prvkey'])) {
 279                                 openssl_private_decrypt($sent_dfrn_id, $final_dfrn_id, $contact['prvkey']);
 280                                 openssl_private_decrypt($challenge, $postvars['challenge'], $contact['prvkey']);
 281                         } else {
 282                                 openssl_public_decrypt($sent_dfrn_id, $final_dfrn_id, $contact['pubkey']);
 283                                 openssl_public_decrypt($challenge, $postvars['challenge'], $contact['pubkey']);
 284                         }
 285
 286                         $final_dfrn_id = substr($final_dfrn_id, 0, strpos($final_dfrn_id, '.'));
 287
 288                         if (strpos($final_dfrn_id, ':') == 1) {
 289                                 $final_dfrn_id = substr($final_dfrn_id, 2);
 290                         }
 291
 292                         if ($final_dfrn_id != $orig_id) {
 293                                 // did not decode properly - cannot trust this site
 294                                 logger('ID did not decode: ' . $contact['id'] . ' orig: ' . $orig_id . ' final: ' . $final_dfrn_id);
 295
 296                                 // set the last-update so we don't keep polling
 297                                 DBA::update('contact', ['last-update' => DateTimeFormat::utcNow()], ['id' => $contact['id']]);
 298                                 Contact::markForArchival($contact);
 299                                 return;
 300                         }
 301
 302                         $postvars['dfrn_id'] = $idtosend;
 303                         $postvars['dfrn_version'] = DFRN_PROTOCOL_VERSION;
 304                         $postvars['perm'] = 'rw';
 305
 306                         $xml = Network::post($contact['poll'], $postvars)->getBody();
 307
 308                 } elseif (($contact['network'] === Protocol::OSTATUS)
 309                         || ($contact['network'] === Protocol::DIASPORA)
 310                         || ($contact['network'] === Protocol::FEED)) {
 311
 312                         // Upgrading DB fields from an older Friendica version
 313                         // Will only do this once per notify-enabled OStatus contact
 314                         // or if relationship changes
 315
 316                         $stat_writeable = ((($contact['notify']) && ($contact['rel'] == Contact::FOLLOWER || $contact['rel'] == Contact::FRIEND)) ? 1 : 0);
 317
 318                         // Contacts from OStatus are always writable
 319                         if ($contact['network'] === Protocol::OSTATUS) {
 320                                 $stat_writeable = 1;
 321                         }
 322
 323                         if ($stat_writeable != $contact['writable']) {
 324                                 $fields = ['writable' => $stat_writeable];
 325                                 DBA::update('contact', $fields, ['id' => $contact['id']]);
 326                         }
 327
 328                         // Are we allowed to import from this person?
 329
 330                         if ($contact['rel'] == Contact::FOLLOWER || $contact['blocked']) {
 331                                 // set the last-update so we don't keep polling
 332                                 DBA::update('contact', ['last-update' => DateTimeFormat::utcNow()], ['id' => $contact['id']]);
 333                                 return;
 334                         }
 335
 336                         $cookiejar = tempnam(get_temppath(), 'cookiejar-onepoll-');
 337                         $curlResult = Network::curl($contact['poll'], false, $redirects, ['cookiejar' => $cookiejar]);
 338                         unlink($cookiejar);
 339
 340                         if ($curlResult->isTimeout()) {
 341                                 // set the last-update so we don't keep polling
 342                                 DBA::update('contact', ['last-update' => DateTimeFormat::utcNow()], ['id' => $contact['id']]);
 343                                 Contact::markForArchival($contact);
 344                                 return;
 345                         }
 346
 347                         $xml = $curlResult->getBody();
 348
 349                 } elseif ($contact['network'] === Protocol::MAIL) {
 350                         logger("Mail: Fetching for ".$contact['addr'], LOGGER_DEBUG);
 351
 352                         $mail_disabled = ((function_exists('imap_open') && !Config::get('system', 'imap_disabled')) ? 0 : 1);
 353                         if ($mail_disabled) {
 354                                 // set the last-update so we don't keep polling
 355                                 DBA::update('contact', ['last-update' => DateTimeFormat::utcNow()], ['id' => $contact['id']]);
 356                                 Contact::markForArchival($contact);
 357                                 return;
 358                         }
 359
 360                         logger("Mail: Enabled", LOGGER_DEBUG);
 361
 362                         $mbox = null;
 363                         $user = DBA::selectFirst('user', ['prvkey'], ['uid' => $importer_uid]);
 364
 365                         $condition = ["`server` != '' AND `uid` = ?", $importer_uid];
 366                         $mailconf = DBA::selectFirst('mailacct', [], $condition);
 367                         if (DBA::isResult($user) && DBA::isResult($mailconf)) {
 368                                 $mailbox = Email::constructMailboxName($mailconf);
 369                                 $password = '';
 370                                 openssl_private_decrypt(hex2bin($mailconf['pass']), $password, $user['prvkey']);
 371                                 $mbox = Email::connect($mailbox, $mailconf['user'], $password);
 372                                 unset($password);
 373                                 logger("Mail: Connect to " . $mailconf['user']);
 374                                 if ($mbox) {
 375                                         $fields = ['last_check' => DateTimeFormat::utcNow()];
 376                                         DBA::update('mailacct', $fields, ['id' => $mailconf['id']]);
 377                                         logger("Mail: Connected to " . $mailconf['user']);
 378                                 } else {
 379                                         logger("Mail: Connection error ".$mailconf['user']." ".print_r(imap_errors(), true));
 380                                 }
 381                         }
 382
 383                         if ($mbox) {
 384                                 $msgs = Email::poll($mbox, $contact['addr']);
 385
 386                                 if (count($msgs)) {
 387                                         logger("Mail: Parsing ".count($msgs)." mails from ".$contact['addr']." for ".$mailconf['user'], LOGGER_DEBUG);
 388
 389                                         $metas = Email::messageMeta($mbox, implode(',', $msgs));
 390
 391                                         if (count($metas) != count($msgs)) {
 392                                                 logger("for " . $mailconf['user'] . " there are ". count($msgs) . " messages but received " . count($metas) . " metas", LOGGER_DEBUG);
 393                                         } else {
 394                                                 $msgs = array_combine($msgs, $metas);
 395
 396                                                 foreach ($msgs as $msg_uid => $meta) {
 397                                                         logger("Mail: Parsing mail ".$msg_uid, LOGGER_DATA);
 398
 399                                                         $datarray = [];
 400                                                         $datarray['verb'] = ACTIVITY_POST;
 401                                                         $datarray['object-type'] = ACTIVITY_OBJ_NOTE;
 402                                                         $datarray['network'] = Protocol::MAIL;
 403                                                         // $meta = Email::messageMeta($mbox, $msg_uid);
 404
 405                                                         $datarray['uri'] = Email::msgid2iri(trim($meta->message_id, '<>'));
 406
 407                                                         // Have we seen it before?
 408                                                         $fields = ['deleted', 'id'];
 409                                                         $condition = ['uid' => $importer_uid, 'uri' => $datarray['uri']];
 410                                                         $item = Item::selectFirst($fields, $condition);
 411                                                         if (DBA::isResult($item)) {
 412                                                                 logger("Mail: Seen before ".$msg_uid." for ".$mailconf['user']." UID: ".$importer_uid." URI: ".$datarray['uri'],LOGGER_DEBUG);
 413
 414                                                                 // Only delete when mails aren't automatically moved or deleted
 415                                                                 if (($mailconf['action'] != 1) && ($mailconf['action'] != 3))
 416                                                                         if ($meta->deleted && ! $item['deleted']) {
 417                                                                                 $fields = ['deleted' => true, 'changed' => DateTimeFormat::utcNow()];
 418                                                                                 Item::update($fields, ['id' => $item['id']]);
 419                                                                         }
 420
 421                                                                 switch ($mailconf['action']) {
 422                                                                         case 0:
 423                                                                                 logger("Mail: Seen before ".$msg_uid." for ".$mailconf['user'].". Doing nothing.", LOGGER_DEBUG);
 424                                                                                 break;
 425                                                                         case 1:
 426                                                                                 logger("Mail: Deleting ".$msg_uid." for ".$mailconf['user']);
 427                                                                                 imap_delete($mbox, $msg_uid, FT_UID);
 428                                                                                 break;
 429                                                                         case 2:
 430                                                                                 logger("Mail: Mark as seen ".$msg_uid." for ".$mailconf['user']);
 431                                                                                 imap_setflag_full($mbox, $msg_uid, "\\Seen", ST_UID);
 432                                                                                 break;
 433                                                                         case 3:
 434                                                                                 logger("Mail: Moving ".$msg_uid." to ".$mailconf['movetofolder']." for ".$mailconf['user']);
 435                                                                                 imap_setflag_full($mbox, $msg_uid, "\\Seen", ST_UID);
 436                                                                                 if ($mailconf['movetofolder'] != "") {
 437                                                                                         imap_mail_move($mbox, $msg_uid, $mailconf['movetofolder'], FT_UID);
 438                                                                                 }
 439                                                                                 break;
 440                                                                 }
 441                                                                 continue;
 442                                                         }
 443
 444
 445                                                         // look for a 'references' or an 'in-reply-to' header and try to match with a parent item we have locally.
 446                                                         $raw_refs = ((property_exists($meta, 'references')) ? str_replace("\t", '', $meta->references) : '');
 447                                                         if (!trim($raw_refs)) {
 448                                                                 $raw_refs = ((property_exists($meta, 'in_reply_to')) ? str_replace("\t", '', $meta->in_reply_to) : '');
 449                                                         }
 450                                                         $raw_refs = trim($raw_refs);  // Don't allow a blank reference in $refs_arr
 451
 452                                                         if ($raw_refs) {
 453                                                                 $refs_arr = explode(' ', $raw_refs);
 454                                                                 if (count($refs_arr)) {
 455                                                                         for ($x = 0; $x < count($refs_arr); $x ++) {
 456                                                                                 $refs_arr[$x] = Email::msgid2iri(str_replace(['<', '>', ' '],['', '', ''], $refs_arr[$x]));
 457                                                                         }
 458                                                                 }
 459                                                                 $condition = ['uri' => $refs_arr, 'uid' => $importer_uid];
 460                                                                 $parent = Item::selectFirst(['parent-uri'], $condition);
 461                                                                 if (DBA::isResult($parent)) {
 462                                                                         $datarray['parent-uri'] = $parent['parent-uri'];  // Set the parent as the top-level item
 463                                                                 }
 464                                                         }
 465
 466                                                         // Decoding the header
 467                                                         $subject = imap_mime_header_decode($meta->subject);
 468                                                         $datarray['title'] = "";
 469                                                         foreach ($subject as $subpart) {
 470                                                                 if ($subpart->charset != "default") {
 471                                                                         $datarray['title'] .= iconv($subpart->charset, 'UTF-8//IGNORE', $subpart->text);
 472                                                                 } else {
 473                                                                         $datarray['title'] .= $subpart->text;
 474                                                                 }
 475                                                         }
 476                                                         $datarray['title'] = notags(trim($datarray['title']));
 477
 478                                                         //$datarray['title'] = notags(trim($meta->subject));
 479                                                         $datarray['created'] = DateTimeFormat::utc($meta->date);
 480
 481                                                         // Is it a reply?
 482                                                         $reply = ((substr(strtolower($datarray['title']), 0, 3) == "re:") ||
 483                                                                 (substr(strtolower($datarray['title']), 0, 3) == "re-") ||
 484                                                                 ($raw_refs != ""));
 485
 486                                                         // Remove Reply-signs in the subject
 487                                                         $datarray['title'] = self::RemoveReply($datarray['title']);
 488
 489                                                         // If it seems to be a reply but a header couldn't be found take the last message with matching subject
 490                                                         if (empty($datarray['parent-uri']) && $reply) {
 491                                                                 $condition = ['title' => $datarray['title'], 'uid' => importer_uid, 'network' => Protocol::MAIL];
 492                                                                 $params = ['order' => ['created' => true]];
 493                                                                 $parent = Item::selectFirst(['parent-uri'], $condition, $params);
 494                                                                 if (DBA::isResult($parent)) {
 495                                                                         $datarray['parent-uri'] = $parent['parent-uri'];
 496                                                                 }
 497                                                         }
 498
 499                                                         if (empty($datarray['parent-uri'])) {
 500                                                                 $datarray['parent-uri'] = $datarray['uri'];
 501                                                         }
 502
 503                                                         $r = Email::getMessage($mbox, $msg_uid, $reply);
 504                                                         if (!$r) {
 505                                                                 logger("Mail: can't fetch msg ".$msg_uid." for ".$mailconf['user']);
 506                                                                 continue;
 507                                                         }
 508                                                         $datarray['body'] = escape_tags($r['body']);
 509                                                         $datarray['body'] = BBCode::limitBodySize($datarray['body']);
 510
 511                                                         logger("Mail: Importing ".$msg_uid." for ".$mailconf['user']);
 512
 513                                                         /// @TODO Adding a gravatar for the original author would be cool
 514
 515                                                         $from = imap_mime_header_decode($meta->from);
 516                                                         $fromdecoded = "";
 517                                                         foreach ($from as $frompart) {
 518                                                                 if ($frompart->charset != "default") {
 519                                                                         $fromdecoded .= iconv($frompart->charset, 'UTF-8//IGNORE', $frompart->text);
 520                                                                 } else {
 521                                                                         $fromdecoded .= $frompart->text;
 522                                                                 }
 523                                                         }
 524
 525                                                         $fromarr = imap_rfc822_parse_adrlist($fromdecoded, $a->getHostName());
 526
 527                                                         $frommail = $fromarr[0]->mailbox."@".$fromarr[0]->host;
 528
 529                                                         if (isset($fromarr[0]->personal)) {
 530                                                                 $fromname = $fromarr[0]->personal;
 531                                                         } else {
 532                                                                 $fromname = $frommail;
 533                                                         }
 534
 535                                                         $datarray['author-name'] = $fromname;
 536                                                         $datarray['author-link'] = "mailto:".$frommail;
 537                                                         $datarray['author-avatar'] = $contact['photo'];
 538
 539                                                         $datarray['owner-name'] = $contact['name'];
 540                                                         $datarray['owner-link'] = "mailto:".$contact['addr'];
 541                                                         $datarray['owner-avatar'] = $contact['photo'];
 542
 543                                                         $datarray['uid'] = $importer_uid;
 544                                                         $datarray['contact-id'] = $contact['id'];
 545                                                         if ($datarray['parent-uri'] === $datarray['uri']) {
 546                                                                 $datarray['private'] = 1;
 547                                                         }
 548                                                         if (($contact['network'] === Protocol::MAIL) && !PConfig::get($importer_uid, 'system', 'allow_public_email_replies')) {
 549                                                                 $datarray['private'] = 1;
 550                                                                 $datarray['allow_cid'] = '<' . $contact['id'] . '>';
 551                                                         }
 552
 553                                                         $stored_item = Item::insert($datarray);
 554
 555                                                         switch ($mailconf['action']) {
 556                                                                 case 0:
 557                                                                         logger("Mail: Seen before ".$msg_uid." for ".$mailconf['user'].". Doing nothing.", LOGGER_DEBUG);
 558                                                                         break;
 559                                                                 case 1:
 560                                                                         logger("Mail: Deleting ".$msg_uid." for ".$mailconf['user']);
 561                                                                         imap_delete($mbox, $msg_uid, FT_UID);
 562                                                                         break;
 563                                                                 case 2:
 564                                                                         logger("Mail: Mark as seen ".$msg_uid." for ".$mailconf['user']);
 565                                                                         imap_setflag_full($mbox, $msg_uid, "\\Seen", ST_UID);
 566                                                                         break;
 567                                                                 case 3:
 568                                                                         logger("Mail: Moving ".$msg_uid." to ".$mailconf['movetofolder']." for ".$mailconf['user']);
 569                                                                         imap_setflag_full($mbox, $msg_uid, "\\Seen", ST_UID);
 570                                                                         if ($mailconf['movetofolder'] != "") {
 571                                                                                 imap_mail_move($mbox, $msg_uid, $mailconf['movetofolder'], FT_UID);
 572                                                                         }
 573                                                                         break;
 574                                                         }
 575                                                 }
 576                                         }
 577                                 } else {
 578                                         logger("Mail: no mails for ".$mailconf['user']);
 579                                 }
 580
 581                                 logger("Mail: closing connection for ".$mailconf['user']);
 582                                 imap_close($mbox);
 583                         }
 584                 }
 585
 586                 if ($xml) {
 587                         logger('received xml : ' . $xml, LOGGER_DATA);
 588                         if (!strstr($xml, '<')) {
 589                                 logger('post_handshake: response from ' . $url . ' did not contain XML.');
 590
 591                                 $fields = ['last-update' => DateTimeFormat::utcNow(), 'failure_update' => DateTimeFormat::utcNow()];
 592                                 self::updateContact($contact, $fields);
 593                                 Contact::markForArchival($contact);
 594                                 return;
 595                         }
 596
 597
 598                         logger("Consume feed of contact ".$contact['id']);
 599
 600                         consume_feed($xml, $importer, $contact, $hub);
 601
 602                         // do it a second time for DFRN so that any children find their parents.
 603                         if ($contact['network'] === Protocol::DFRN) {
 604                                 consume_feed($xml, $importer, $contact, $hub);
 605                         }
 606
 607                         $hubmode = 'subscribe';
 608                         if ($contact['network'] === Protocol::DFRN || $contact['blocked']) {
 609                                 $hubmode = 'unsubscribe';
 610                         }
 611
 612                         if (($contact['network'] === Protocol::OSTATUS ||  $contact['network'] == Protocol::FEED) && (! $contact['hub-verify'])) {
 613                                 $hub_update = true;
 614                         }
 615
 616                         if ($force) {
 617                                 $hub_update = true;
 618                         }
 619
 620                         logger("Contact ".$contact['id']." returned hub: ".$hub." Network: ".$contact['network']." Relation: ".$contact['rel']." Update: ".$hub_update);
 621
 622                         if (strlen($hub) && $hub_update && (($contact['rel'] != Contact::FOLLOWER) || $contact['network'] == Protocol::FEED)) {
 623                                 logger('hub ' . $hubmode . ' : ' . $hub . ' contact name : ' . $contact['name'] . ' local user : ' . $importer['name']);
 624                                 $hubs = explode(',', $hub);
 625
 626                                 if (count($hubs)) {
 627                                         foreach ($hubs as $h) {
 628                                                 $h = trim($h);
 629
 630                                                 if (!strlen($h)) {
 631                                                         continue;
 632                                                 }
 633
 634                                                 subscribe_to_hub($h, $importer, $contact, $hubmode);
 635                                         }
 636                                 }
 637                         }
 638
 639                         $updated = DateTimeFormat::utcNow();
 640
 641                         self::updateContact($contact, ['last-update' => $updated, 'success_update' => $updated]);
 642                         DBA::update('gcontact', ['last_contact' => $updated], ['nurl' => $contact['nurl']]);
 643                         Contact::unmarkForArchival($contact);
 644                 } elseif (in_array($contact["network"], [Protocol::DFRN, Protocol::DIASPORA, Protocol::OSTATUS, Protocol::FEED])) {
 645                         $updated = DateTimeFormat::utcNow();
 646
 647                         self::updateContact($contact, ['last-update' => $updated, 'failure_update' => $updated]);
 648                         DBA::update('gcontact', ['last_failure' => $updated], ['nurl' => $contact['nurl']]);
 649                         Contact::markForArchival($contact);
 650                 } else {
 651                         $updated = DateTimeFormat::utcNow();
 652                         DBA::update('contact', ['last-update' => $updated], ['id' => $contact['id']]);
 653                 }
 654
 655                 return;
 656         }
 657
 658         private static function RemoveReply($subject)
 659         {
 660                 while (in_array(strtolower(substr($subject, 0, 3)), ["re:", "aw:"])) {
 661                         $subject = trim(substr($subject, 4));
 662                 }
 663
 664                 return $subject;
 665         }
 666
 667         /**
 668          * @brief Updates a personal contact entry and the public contact entry
 669          *
 670          * @param array $contact The personal contact entry
 671          * @param array $fields The fields that are updated
 672          */
 673         private static function updateContact(array $contact, array $fields)
 674         {
 675                 DBA::update('contact', $fields, ['id' => $contact['id']]);
 676                 DBA::update('contact', $fields, ['uid' => 0, 'nurl' => $contact['nurl']]);
 677         }
 678 }