include/onepoll.php

   1 <?php
   2
   3 use Friendica\Core\Config;
   4 use Friendica\Core\PConfig;
   5 use Friendica\Database\DBM;
   6
   7 require_once 'include/follow.php';
   8
   9 function RemoveReply($subject) {
  10         while (in_array(strtolower(substr($subject, 0, 3)), array("re:", "aw:"))) {
  11                 $subject = trim(substr($subject, 4));
  12         }
  13
  14         return $subject;
  15 }
  16
  17 function onepoll_run(&$argv, &$argc) {
  18         global $a;
  19
  20         require_once 'include/datetime.php';
  21         require_once 'include/items.php';
  22         require_once 'include/Contact.php';
  23         require_once 'include/email.php';
  24         require_once 'include/socgraph.php';
  25         require_once 'include/queue_fn.php';
  26
  27         logger('onepoll: start');
  28
  29         $manual_id  = 0;
  30         $generation = 0;
  31         $hub_update = false;
  32         $force      = false;
  33         $restart    = false;
  34
  35         if (($argc > 1) && (intval($argv[1]))) {
  36                 $contact_id = intval($argv[1]);
  37         }
  38
  39         if (($argc > 2) && ($argv[2] == "force")) {
  40                 $force = true;
  41         }
  42
  43         if (!$contact_id) {
  44                 logger('onepoll: no contact');
  45                 return;
  46         }
  47
  48         $d = datetime_convert();
  49
  50         // Only poll from those with suitable relationships,
  51         // and which have a polling address and ignore Diaspora since
  52         // we are unable to match those posts with a Diaspora GUID and prevent duplicates.
  53
  54         $contacts = q("SELECT `contact`.* FROM `contact`
  55                 WHERE (`rel` = %d OR `rel` = %d) AND `poll` != ''
  56                 AND NOT `network` IN ('%s', '%s')
  57                 AND `contact`.`id` = %d
  58                 AND `self` = 0 AND `contact`.`blocked` = 0 AND `contact`.`readonly` = 0
  59                 AND `contact`.`archive` = 0 LIMIT 1",
  60                 intval(CONTACT_IS_SHARING),
  61                 intval(CONTACT_IS_FRIEND),
  62                 dbesc(NETWORK_FACEBOOK),
  63                 dbesc(NETWORK_PUMPIO),
  64                 intval($contact_id)
  65         );
  66
  67         if (!count($contacts)) {
  68                 logger('Contact not found or cannot be used.');
  69                 return;
  70         }
  71
  72         $contact = $contacts[0];
  73
  74         $importer_uid = $contact['uid'];
  75
  76         // load current friends if possible.
  77         if (($contact['poco'] != "") && ($contact['success_update'] > $contact['failure_update'])) {
  78                 $r = q("SELECT count(*) AS total FROM glink
  79                         WHERE `cid` = %d AND updated > UTC_TIMESTAMP() - INTERVAL 1 DAY",
  80                         intval($contact['id'])
  81                 );
  82                 if (DBM::is_result($r)) {
  83                         if (!$r[0]['total']) {
  84                                 poco_load($contact['id'], $importer_uid, 0, $contact['poco']);
  85                         }
  86                 }
  87         }
  88
  89         /// @TODO Check why we don't poll the Diaspora feed at the moment (some guid problem in the items?)
  90         /// @TODO Check whether this is possible with Redmatrix
  91         if ($contact["network"] == NETWORK_DIASPORA) {
  92                 if (poco_do_update($contact["created"], $contact["last-item"], $contact["failure_update"], $contact["success_update"])) {
  93                         $last_updated = poco_last_updated($contact["url"]);
  94                         $updated = datetime_convert();
  95                         if ($last_updated) {
  96                                 $fields = array('last-item' => $last_updated, 'last-update' => $updated, 'success_update' => $updated);
  97                                 dba::update('contact', $fields, array('id' => $contact['id']));
  98                         } else {
  99                                 dba::update('contact', array('last-update' => $updated, 'failure_update' => $updated), array('id' => $contact['id']));
 100                         }
 101                 }
 102                 return;
 103         }
 104
 105         $xml = false;
 106
 107         $t = $contact['last-update'];
 108
 109         if ($contact['subhub']) {
 110                 $poll_interval = Config::get('system', 'pushpoll_frequency');
 111                 $contact['priority'] = (($poll_interval !== false) ? intval($poll_interval) : 3);
 112                 $hub_update = false;
 113
 114                 if (datetime_convert('UTC', 'UTC', 'now') > datetime_convert('UTC', 'UTC', $t . " + 1 day")) {
 115                         $hub_update = true;
 116                 }
 117         } else {
 118                 $hub_update = false;
 119         }
 120
 121         $last_update = (($contact['last-update'] <= NULL_DATE)
 122                 ? datetime_convert('UTC', 'UTC', 'now - 7 days', ATOM_TIME)
 123                 : datetime_convert('UTC', 'UTC', $contact['last-update'], ATOM_TIME)
 124         );
 125
 126         // Update the contact entry
 127         if (($contact['network'] === NETWORK_OSTATUS) || ($contact['network'] === NETWORK_DIASPORA) || ($contact['network'] === NETWORK_DFRN)) {
 128                 if (!poco_reachable($contact['url'])) {
 129                         logger("Skipping probably dead contact ".$contact['url']);
 130                         return;
 131                 }
 132
 133                 if (!update_contact($contact["id"])) {
 134                         mark_for_death($contact);
 135                         logger('Contact is marked dead');
 136                         return;
 137                 } else {
 138                         unmark_for_death($contact);
 139                 }
 140         }
 141
 142         if ($importer_uid == 0) {
 143                 logger('Ignore public contacts');
 144                 return;
 145         }
 146
 147         $r = q("SELECT `contact`.*, `user`.`page-flags` FROM `contact` INNER JOIN `user` on `contact`.`uid` = `user`.`uid` WHERE `user`.`uid` = %d AND `contact`.`self` = 1 LIMIT 1",
 148                 intval($importer_uid)
 149         );
 150
 151         if (!DBM::is_result($r)) {
 152                 logger('No self contact for user '.$importer_uid);
 153                 return;
 154         }
 155
 156         $importer = $r[0];
 157
 158         logger("onepoll: poll: ({$contact['id']}) IMPORTER: {$importer['name']}, CONTACT: {$contact['name']}");
 159
 160         if ($contact['network'] === NETWORK_DFRN) {
 161                 $idtosend = $orig_id = (($contact['dfrn-id']) ? $contact['dfrn-id'] : $contact['issued-id']);
 162                 if (intval($contact['duplex']) && $contact['dfrn-id']) {
 163                         $idtosend = '0:' . $orig_id;
 164                 }
 165                 if (intval($contact['duplex']) && $contact['issued-id']) {
 166                         $idtosend = '1:' . $orig_id;
 167                 }
 168
 169                 // they have permission to write to us. We already filtered this in the contact query.
 170                 $perm = 'rw';
 171
 172                 // But this may be our first communication, so set the writable flag if it isn't set already.
 173
 174                 if (!intval($contact['writable'])) {
 175                         $fields = array('writable' => true);
 176                         dba::update('contact', $fields, array('id' => $contact['id']));
 177                 }
 178
 179                 $url = $contact['poll'] . '?dfrn_id=' . $idtosend
 180                         . '&dfrn_version=' . DFRN_PROTOCOL_VERSION
 181                         . '&type=data&last_update=' . $last_update
 182                         . '&perm=' . $perm ;
 183
 184                 $ret = z_fetch_url($url);
 185
 186                 if ($ret['errno'] == CURLE_OPERATION_TIMEDOUT) {
 187                         return;
 188                 }
 189
 190                 $handshake_xml = $ret['body'];
 191
 192                 $html_code = $a->get_curl_code();
 193
 194                 logger('onepoll: handshake with url ' . $url . ' returns xml: ' . $handshake_xml, LOGGER_DATA);
 195
 196
 197                 if (!strlen($handshake_xml) || ($html_code >= 400) || !$html_code) {
 198                         logger("poller: $url appears to be dead - marking for death ");
 199
 200                         // dead connection - might be a transient event, or this might
 201                         // mean the software was uninstalled or the domain expired.
 202                         // Will keep trying for one month.
 203
 204                         mark_for_death($contact);
 205
 206                         // set the last-update so we don't keep polling
 207                         $fields = array('last-update' => datetime_convert(), 'failure_update' => datetime_convert());
 208                         dba::update('contact', $fields, array('id' => $contact['id']));
 209
 210                         return;
 211                 }
 212
 213                 if (! strstr($handshake_xml, '<')) {
 214                         logger('poller: response from ' . $url . ' did not contain XML.');
 215
 216                         mark_for_death($contact);
 217
 218                         $fields = array('last-update' => datetime_convert(), 'failure_update' => datetime_convert());
 219                         dba::update('contact', $fields, array('id' => $contact['id']));
 220
 221                         return;
 222                 }
 223
 224
 225                 $res = parse_xml_string($handshake_xml);
 226
 227                 if (intval($res->status) == 1) {
 228                         logger("poller: $url replied status 1 - marking for death ");
 229
 230                         // we may not be friends anymore. Will keep trying for one month.
 231                         // set the last-update so we don't keep polling
 232                         $fields = array('last-update' => datetime_convert(), 'failure_update' => datetime_convert());
 233                         dba::update('contact', $fields, array('id' => $contact['id']));
 234
 235                         mark_for_death($contact);
 236                 } elseif ($contact['term-date'] > NULL_DATE) {
 237                         logger("poller: $url back from the dead - removing mark for death");
 238                         unmark_for_death($contact);
 239                 }
 240
 241                 if ((intval($res->status) != 0) || !strlen($res->challenge) || !strlen($res->dfrn_id)) {
 242                         return;
 243                 }
 244
 245                 if (((float)$res->dfrn_version > 2.21) && ($contact['poco'] == '')) {
 246                         $fields = array('poco' => str_replace('/profile/', '/poco/', $contact['url']));
 247                         dba::update('contact', $fields, array('id' => $contact['id']));
 248                 }
 249
 250                 $postvars = array();
 251
 252                 $sent_dfrn_id = hex2bin((string) $res->dfrn_id);
 253                 $challenge    = hex2bin((string) $res->challenge);
 254
 255                 $final_dfrn_id = '';
 256
 257                 if ($contact['duplex'] && strlen($contact['prvkey'])) {
 258                         openssl_private_decrypt($sent_dfrn_id, $final_dfrn_id, $contact['prvkey']);
 259                         openssl_private_decrypt($challenge, $postvars['challenge'], $contact['prvkey']);
 260                 } else {
 261                         openssl_public_decrypt($sent_dfrn_id, $final_dfrn_id, $contact['pubkey']);
 262                         openssl_public_decrypt($challenge, $postvars['challenge'], $contact['pubkey']);
 263                 }
 264
 265                 $final_dfrn_id = substr($final_dfrn_id, 0, strpos($final_dfrn_id, '.'));
 266
 267                 if (strpos($final_dfrn_id, ':') == 1) {
 268                         $final_dfrn_id = substr($final_dfrn_id, 2);
 269                 }
 270
 271                 if ($final_dfrn_id != $orig_id) {
 272                         logger('poller: ID did not decode: ' . $contact['id'] . ' orig: ' . $orig_id . ' final: ' . $final_dfrn_id);
 273                         // did not decode properly - cannot trust this site
 274                         return;
 275                 }
 276
 277                 $postvars['dfrn_id'] = $idtosend;
 278                 $postvars['dfrn_version'] = DFRN_PROTOCOL_VERSION;
 279                 $postvars['perm'] = 'rw';
 280
 281                 $xml = post_url($contact['poll'], $postvars);
 282
 283         } elseif (($contact['network'] === NETWORK_OSTATUS)
 284                 || ($contact['network'] === NETWORK_DIASPORA)
 285                 || ($contact['network'] === NETWORK_FEED)) {
 286
 287                 // Upgrading DB fields from an older Friendica version
 288                 // Will only do this once per notify-enabled OStatus contact
 289                 // or if relationship changes
 290
 291                 $stat_writeable = ((($contact['notify']) && ($contact['rel'] == CONTACT_IS_FOLLOWER || $contact['rel'] == CONTACT_IS_FRIEND)) ? 1 : 0);
 292
 293                 // Contacts from OStatus are always writable
 294                 if ($contact['network'] === NETWORK_OSTATUS) {
 295                         $stat_writeable = 1;
 296                 }
 297
 298                 if ($stat_writeable != $contact['writable']) {
 299                         $fields = array('writable' => $stat_writeable);
 300                         dba::update('contact', $fields, array('id' => $contact['id']));
 301                 }
 302
 303                 // Are we allowed to import from this person?
 304
 305                 if ($contact['rel'] == CONTACT_IS_FOLLOWER || $contact['blocked'] || $contact['readonly']) {
 306                         return;
 307                 }
 308
 309                 $cookiejar = tempnam(get_temppath(), 'cookiejar-onepoll-');
 310                 $ret = z_fetch_url($contact['poll'], false, $redirects, array('cookiejar' => $cookiejar));
 311
 312                 if ($ret['errno'] == CURLE_OPERATION_TIMEDOUT) {
 313                         return;
 314                 }
 315
 316                 $xml = $ret['body'];
 317
 318                 unlink($cookiejar);
 319         } elseif ($contact['network'] === NETWORK_MAIL || $contact['network'] === NETWORK_MAIL2) {
 320
 321                 logger("Mail: Fetching for ".$contact['addr'], LOGGER_DEBUG);
 322
 323                 $mail_disabled = ((function_exists('imap_open') && (! Config::get('system', 'imap_disabled'))) ? 0 : 1);
 324                 if ($mail_disabled) {
 325                         return;
 326                 }
 327
 328                 logger("Mail: Enabled", LOGGER_DEBUG);
 329
 330                 $mbox = null;
 331                 $x = dba::select('user', array('prvkey'), array('uid' => $importer_uid), array('limit' => 1));
 332
 333                 $condition = array("`server` != '' AND `uid` = ?", $importer_uid);
 334                 $mailconf = dba::select('mailacct', array(), $condition, array('limit' => 1));
 335                 if (DBM::is_result($x) && DBM::is_result($mailconf)) {
 336                         $mailbox = construct_mailbox_name($mailconf);
 337                         $password = '';
 338                         openssl_private_decrypt(hex2bin($mailconf['pass']), $password, $x['prvkey']);
 339                         $mbox = email_connect($mailbox, $mailconf['user'], $password);
 340                         unset($password);
 341                         logger("Mail: Connect to " . $mailconf['user']);
 342                         if ($mbox) {
 343                                 $fields = array('last_check' => datetime_convert());
 344                                 dba::update('mailacct', $fields, array('id' => $mailconf['id']));
 345                                 logger("Mail: Connected to " . $mailconf['user']);
 346                         } else {
 347                                 logger("Mail: Connection error ".$mailconf['user']." ".print_r(imap_errors(), true));
 348                         }
 349                 }
 350
 351                 if ($mbox) {
 352                         $msgs = email_poll($mbox, $contact['addr']);
 353
 354                         if (count($msgs)) {
 355                                 logger("Mail: Parsing ".count($msgs)." mails from ".$contact['addr']." for ".$mailconf['user'], LOGGER_DEBUG);
 356
 357                                 $metas = email_msg_meta($mbox,implode(',', $msgs));
 358                                 if (count($metas) != count($msgs)) {
 359                                         logger("onepoll: for " . $mailconf['user'] . " there are ". count($msgs) . " messages but received " . count($metas) . " metas", LOGGER_DEBUG);
 360                                 } else {
 361                                         $msgs = array_combine($msgs, $metas);
 362
 363                                         foreach ($msgs as $msg_uid => $meta) {
 364                                                 logger("Mail: Parsing mail ".$msg_uid, LOGGER_DATA);
 365
 366                                                 $datarray = array();
 367                                                 $datarray['verb'] = ACTIVITY_POST;
 368                                                 $datarray['object-type'] = ACTIVITY_OBJ_NOTE;
 369         //                                      $meta = email_msg_meta($mbox, $msg_uid);
 370         //                                      $headers = email_msg_headers($mbox, $msg_uid);
 371
 372                                                 $datarray['uri'] = msgid2iri(trim($meta->message_id, '<>'));
 373
 374                                                 // Have we seen it before?
 375                                                 $fields = array('deleted', 'id');
 376                                                 $condition = array('uid' => $importer_uid, 'uri' => $datarray['uri']);
 377                                                 $r = dba::select('item', $fields, $condition, array('limit' => 1));
 378
 379                                                 if (DBM::is_result($r)) {
 380                                                         logger("Mail: Seen before ".$msg_uid." for ".$mailconf['user']." UID: ".$importer_uid." URI: ".$datarray['uri'],LOGGER_DEBUG);
 381
 382                                                         // Only delete when mails aren't automatically moved or deleted
 383                                                         if (($mailconf['action'] != 1) && ($mailconf['action'] != 3))
 384                                                                 if ($meta->deleted && ! $r['deleted']) {
 385                                                                         $fields = array('deleted' => true, 'changed' => datetime_convert());
 386                                                                         dba::update('item', $fields, array('id' => $r['id']));
 387                                                                 }
 388
 389                                                         switch ($mailconf['action']) {
 390                                                                 case 0:
 391                                                                         logger("Mail: Seen before ".$msg_uid." for ".$mailconf['user'].". Doing nothing.", LOGGER_DEBUG);
 392                                                                         break;
 393                                                                 case 1:
 394                                                                         logger("Mail: Deleting ".$msg_uid." for ".$mailconf['user']);
 395                                                                         imap_delete($mbox, $msg_uid, FT_UID);
 396                                                                         break;
 397                                                                 case 2:
 398                                                                         logger("Mail: Mark as seen ".$msg_uid." for ".$mailconf['user']);
 399                                                                         imap_setflag_full($mbox, $msg_uid, "\\Seen", ST_UID);
 400                                                                         break;
 401                                                                 case 3:
 402                                                                         logger("Mail: Moving ".$msg_uid." to ".$mailconf['movetofolder']." for ".$mailconf['user']);
 403                                                                         imap_setflag_full($mbox, $msg_uid, "\\Seen", ST_UID);
 404                                                                         if ($mailconf['movetofolder'] != "") {
 405                                                                                 imap_mail_move($mbox, $msg_uid, $mailconf['movetofolder'], FT_UID);
 406                                                                         }
 407                                                                         break;
 408                                                         }
 409                                                         continue;
 410                                                 }
 411
 412
 413                                                 // look for a 'references' or an 'in-reply-to' header and try to match with a parent item we have locally.
 414                                                 $raw_refs = ((property_exists($meta, 'references')) ? str_replace("\t", '', $meta->references) : '');
 415                                                 if (! trim($raw_refs)) {
 416                                                         $raw_refs = ((property_exists($meta, 'in_reply_to')) ? str_replace("\t", '', $meta->in_reply_to) : '');
 417                                                 }
 418                                                 $raw_refs = trim($raw_refs);  // Don't allow a blank reference in $refs_arr
 419
 420                                                 if ($raw_refs) {
 421                                                         $refs_arr = explode(' ', $raw_refs);
 422                                                         if (count($refs_arr)) {
 423                                                                 for ($x = 0; $x < count($refs_arr); $x ++) {
 424                                                                         $refs_arr[$x] = "'" . msgid2iri(str_replace(array('<', '>', ' '),array('', '', ''),dbesc($refs_arr[$x]))) . "'";
 425                                                                 }
 426                                                         }
 427                                                         $qstr = implode(',', $refs_arr);
 428                                                         $r = q("SELECT `parent-uri` FROM `item` USE INDEX (`uid_uri`) WHERE `uri` IN ($qstr) AND `uid` = %d LIMIT 1",
 429                                                                 intval($importer_uid)
 430                                                         );
 431                                                         if (DBM::is_result($r)) {
 432                                                                 $datarray['parent-uri'] = $r[0]['parent-uri'];  // Set the parent as the top-level item
 433                                                         }
 434                                                 }
 435
 436                                                 // Decoding the header
 437                                                 $subject = imap_mime_header_decode($meta->subject);
 438                                                 $datarray['title'] = "";
 439                                                 foreach ($subject as $subpart) {
 440                                                         if ($subpart->charset != "default") {
 441                                                                 $datarray['title'] .= iconv($subpart->charset, 'UTF-8//IGNORE', $subpart->text);
 442                                                         } else {
 443                                                                 $datarray['title'] .= $subpart->text;
 444                                                         }
 445                                                 }
 446                                                 $datarray['title'] = notags(trim($datarray['title']));
 447
 448                                                 //$datarray['title'] = notags(trim($meta->subject));
 449                                                 $datarray['created'] = datetime_convert('UTC', 'UTC', $meta->date);
 450
 451                                                 // Is it a reply?
 452                                                 $reply = ((substr(strtolower($datarray['title']), 0, 3) == "re:") ||
 453                                                         (substr(strtolower($datarray['title']), 0, 3) == "re-") ||
 454                                                         ($raw_refs != ""));
 455
 456                                                 // Remove Reply-signs in the subject
 457                                                 $datarray['title'] = RemoveReply($datarray['title']);
 458
 459                                                 // If it seems to be a reply but a header couldn't be found take the last message with matching subject
 460                                                 if (empty($datarray['parent-uri']) && $reply) {
 461                                                         $r = q("SELECT `parent-uri` FROM `item` WHERE `title` = \"%s\" AND `uid` = %d AND `network` = '%s' ORDER BY `created` DESC LIMIT 1",
 462                                                                 dbesc(protect_sprintf($datarray['title'])),
 463                                                                 intval($importer_uid),
 464                                                                 dbesc(NETWORK_MAIL));
 465                                                         if (DBM::is_result($r)) {
 466                                                                 $datarray['parent-uri'] = $r[0]['parent-uri'];
 467                                                         }
 468                                                 }
 469
 470                                                 if (empty($datarray['parent-uri'])) {
 471                                                         $datarray['parent-uri'] = $datarray['uri'];
 472                                                 }
 473
 474                                                 $r = email_get_msg($mbox, $msg_uid, $reply);
 475                                                 if (!$r) {
 476                                                         logger("Mail: can't fetch msg ".$msg_uid." for ".$mailconf['user']);
 477                                                         continue;
 478                                                 }
 479                                                 $datarray['body'] = escape_tags($r['body']);
 480                                                 $datarray['body'] = limit_body_size($datarray['body']);
 481
 482                                                 logger("Mail: Importing ".$msg_uid." for ".$mailconf['user']);
 483
 484                                                 /// @TODO Adding a gravatar for the original author would be cool
 485
 486                                                 $from = imap_mime_header_decode($meta->from);
 487                                                 $fromdecoded = "";
 488                                                 foreach ($from as $frompart) {
 489                                                         if ($frompart->charset != "default") {
 490                                                                 $fromdecoded .= iconv($frompart->charset, 'UTF-8//IGNORE', $frompart->text);
 491                                                         } else {
 492                                                                 $fromdecoded .= $frompart->text;
 493                                                         }
 494                                                 }
 495
 496                                                 $fromarr = imap_rfc822_parse_adrlist($fromdecoded, $a->get_hostname());
 497
 498                                                 $frommail = $fromarr[0]->mailbox."@".$fromarr[0]->host;
 499
 500                                                 if (isset($fromarr[0]->personal)) {
 501                                                         $fromname = $fromarr[0]->personal;
 502                                                 } else {
 503                                                         $fromname = $frommail;
 504                                                 }
 505
 506                                                 $datarray['author-name'] = $fromname;
 507                                                 $datarray['author-link'] = "mailto:".$frommail;
 508                                                 $datarray['author-avatar'] = $contact['photo'];
 509
 510                                                 $datarray['owner-name'] = $contact['name'];
 511                                                 $datarray['owner-link'] = "mailto:".$contact['addr'];
 512                                                 $datarray['owner-avatar'] = $contact['photo'];
 513
 514                                                 $datarray['uid'] = $importer_uid;
 515                                                 $datarray['contact-id'] = $contact['id'];
 516                                                 if ($datarray['parent-uri'] === $datarray['uri']) {
 517                                                         $datarray['private'] = 1;
 518                                                 }
 519                                                 if (($contact['network'] === NETWORK_MAIL) && (!PConfig::get($importer_uid, 'system', 'allow_public_email_replies'))) {
 520                                                         $datarray['private'] = 1;
 521                                                         $datarray['allow_cid'] = '<' . $contact['id'] . '>';
 522                                                 }
 523
 524                                                 $stored_item = item_store($datarray);
 525
 526                                                 $condition = array('parent-uri' => $datarray['parent-uri'], 'uid' => $importer_uid);
 527                                                 dba::update('item', array('last-child' => false), $condition);
 528
 529                                                 dba::update('item', array('last-child' => true), array('id' => $stored_item));
 530
 531                                                 switch ($mailconf['action']) {
 532                                                         case 0:
 533                                                                 logger("Mail: Seen before ".$msg_uid." for ".$mailconf['user'].". Doing nothing.", LOGGER_DEBUG);
 534                                                                 break;
 535                                                         case 1:
 536                                                                 logger("Mail: Deleting ".$msg_uid." for ".$mailconf['user']);
 537                                                                 imap_delete($mbox, $msg_uid, FT_UID);
 538                                                                 break;
 539                                                         case 2:
 540                                                                 logger("Mail: Mark as seen ".$msg_uid." for ".$mailconf['user']);
 541                                                                 imap_setflag_full($mbox, $msg_uid, "\\Seen", ST_UID);
 542                                                                 break;
 543                                                         case 3:
 544                                                                 logger("Mail: Moving ".$msg_uid." to ".$mailconf['movetofolder']." for ".$mailconf['user']);
 545                                                                 imap_setflag_full($mbox, $msg_uid, "\\Seen", ST_UID);
 546                                                                 if ($mailconf['movetofolder'] != "") {
 547                                                                         imap_mail_move($mbox, $msg_uid, $mailconf['movetofolder'], FT_UID);
 548                                                                 }
 549                                                                 break;
 550                                                 }
 551                                         }
 552                                 }
 553                         } else {
 554                                 logger("Mail: no mails for ".$mailconf['user']);
 555                         }
 556
 557                         logger("Mail: closing connection for ".$mailconf['user']);
 558                         imap_close($mbox);
 559                 }
 560         }
 561
 562         if ($xml) {
 563                 logger('poller: received xml : ' . $xml, LOGGER_DATA);
 564                 if (!strstr($xml, '<')) {
 565                         logger('poller: post_handshake: response from ' . $url . ' did not contain XML.');
 566
 567                         $fields = array('last-update' => datetime_convert(), 'failure_update' => datetime_convert());
 568                         dba::update('contact', $fields, array('id' => $contact['id']));
 569
 570                         return;
 571                 }
 572
 573
 574                 logger("Consume feed of contact ".$contact['id']);
 575
 576                 consume_feed($xml, $importer, $contact, $hub, 1, 1);
 577
 578                 // do it twice. Ensures that children of parents which may be later in the stream aren't tossed
 579
 580                 consume_feed($xml, $importer, $contact, $hub, 1, 2);
 581
 582                 $hubmode = 'subscribe';
 583                 if ($contact['network'] === NETWORK_DFRN || $contact['blocked'] || $contact['readonly']) {
 584                         $hubmode = 'unsubscribe';
 585                 }
 586
 587                 if (($contact['network'] === NETWORK_OSTATUS ||  $contact['network'] == NETWORK_FEED) && (! $contact['hub-verify'])) {
 588                         $hub_update = true;
 589                 }
 590
 591                 if ($force) {
 592                         $hub_update = true;
 593                 }
 594
 595                 logger("Contact ".$contact['id']." returned hub: ".$hub." Network: ".$contact['network']." Relation: ".$contact['rel']." Update: ".$hub_update);
 596
 597                 if (strlen($hub) && $hub_update && (($contact['rel'] != CONTACT_IS_FOLLOWER) || $contact['network'] == NETWORK_FEED)) {
 598                         logger('poller: hub ' . $hubmode . ' : ' . $hub . ' contact name : ' . $contact['name'] . ' local user : ' . $importer['name']);
 599                         $hubs = explode(',', $hub);
 600                         if (count($hubs)) {
 601                                 foreach ($hubs as $h) {
 602                                         $h = trim($h);
 603                                         if (!strlen($h)) {
 604                                                 continue;
 605                                         }
 606                                         subscribe_to_hub($h, $importer, $contact, $hubmode);
 607                                 }
 608                         }
 609                 }
 610
 611                 $updated = datetime_convert();
 612
 613                 dba::update('contact', array('last-update' => $updated, 'success_update' => $updated), array('id' => $contact['id']));
 614                 dba::update('gcontact', array('last_contact' => $updated), array('nurl' => $contact['nurl']));
 615         } elseif (in_array($contact["network"], array(NETWORK_DFRN, NETWORK_DIASPORA, NETWORK_OSTATUS, NETWORK_FEED))) {
 616                 $updated = datetime_convert();
 617
 618                 dba::update('contact', array('last-update' => $updated, 'failure_update' => $updated), array('id' => $contact['id']));
 619                 dba::update('gcontact', array('last_failure' => $updated), array('nurl' => $contact['nurl']));
 620         } else {
 621                 dba::update('contact', array('last-update' => $updated), array('id' => $contact['id']));
 622         }
 623
 624         return;
 625 }