include/onepoll.php

   1 <?php
   2
   3 require_once("boot.php");
   4
   5 function onepoll_run($argv, $argc){
   6         global $a, $db;
   7
   8         if(is_null($a)) {
   9                 $a = new App;
  10         }
  11
  12         if(is_null($db)) {
  13             @include(".htconfig.php");
  14         require_once("dba.php");
  15             $db = new dba($db_host, $db_user, $db_pass, $db_data);
  16         unset($db_host, $db_user, $db_pass, $db_data);
  17         };
  18
  19
  20         require_once('include/session.php');
  21         require_once('include/datetime.php');
  22         require_once('library/simplepie/simplepie.inc');
  23         require_once('include/items.php');
  24         require_once('include/Contact.php');
  25         require_once('include/email.php');
  26         require_once('include/socgraph.php');
  27         require_once('include/pidfile.php');
  28         require_once('include/queue_fn.php');
  29
  30         load_config('config');
  31         load_config('system');
  32
  33         $a->set_baseurl(get_config('system','url'));
  34
  35         load_hooks();
  36
  37         logger('onepoll: start');
  38
  39         $abandon_days = intval(get_config('system','account_abandon_days'));
  40         if($abandon_days < 1)
  41                 $abandon_days = 0;
  42
  43
  44         $manual_id  = 0;
  45         $generation = 0;
  46         $hub_update = false;
  47         $force      = false;
  48         $restart    = false;
  49
  50         if(($argc > 1) && (intval($argv[1])))
  51                 $contact_id = intval($argv[1]);
  52
  53         if(! $contact_id) {
  54                 logger('onepoll: no contact');
  55                 return;
  56         }
  57
  58
  59         $d = datetime_convert();
  60
  61         // Only poll from those with suitable relationships,
  62         // and which have a polling address and ignore Diaspora since
  63         // we are unable to match those posts with a Diaspora GUID and prevent duplicates.
  64
  65         $abandon_sql = (($abandon_days)
  66                 ? sprintf(" AND `user`.`login_date` > UTC_TIMESTAMP() - INTERVAL %d DAY ", intval($abandon_days))
  67                 : ''
  68         );
  69
  70         $contacts = q("SELECT `contact`.* FROM `contact`
  71                 WHERE ( `rel` = %d OR `rel` = %d ) AND `poll` != ''
  72                 AND NOT `network` IN ( '%s', '%s' )
  73                 AND `contact`.`id` = %d
  74                 AND `self` = 0 AND `contact`.`blocked` = 0 AND `contact`.`readonly` = 0
  75                 AND `contact`.`archive` = 0 LIMIT 1",
  76                 intval(CONTACT_IS_SHARING),
  77                 intval(CONTACT_IS_FRIEND),
  78                 dbesc(NETWORK_DIASPORA),
  79                 dbesc(NETWORK_FACEBOOK),
  80                 intval($contact_id)
  81         );
  82
  83         if(! count($contacts)) {
  84                 return;
  85         }
  86
  87         $contact = $contacts[0];
  88         logger('onepoll: ' . $contact['id'] . ' ' . $contact['name'], LOGGER_DEBUG);
  89
  90         $xml = false;
  91
  92         $t = $contact['last-update'];
  93
  94         if($contact['subhub']) {
  95                 $poll_interval = get_config('system','pushpoll_frequency');
  96                 $contact['priority'] = (($poll_interval !== false) ? intval($poll_interval) : 3);
  97                 $hub_update = false;
  98
  99                 if(datetime_convert('UTC','UTC', 'now') > datetime_convert('UTC','UTC', $t . " + 1 day"))
 100                                 $hub_update = true;
 101         }
 102         else
 103                 $hub_update = false;
 104
 105
 106         $importer_uid = $contact['uid'];
 107
 108         $r = q("SELECT `contact`.*, `user`.`page-flags` FROM `contact` LEFT JOIN `user` on `contact`.`uid` = `user`.`uid` WHERE `user`.`uid` = %d AND `contact`.`self` = 1 LIMIT 1",
 109                 intval($importer_uid)
 110         );
 111         if(! count($r))
 112                 return;
 113
 114         $importer = $r[0];
 115
 116         logger("onepoll: poll: ({$contact['id']}) IMPORTER: {$importer['name']}, CONTACT: {$contact['name']}");
 117
 118         $last_update = (($contact['last-update'] === '0000-00-00 00:00:00')
 119                 ? datetime_convert('UTC','UTC','now - 7 days', ATOM_TIME)
 120                 : datetime_convert('UTC','UTC',$contact['last-update'], ATOM_TIME)
 121         );
 122
 123         if($contact['network'] === NETWORK_DFRN) {
 124
 125                 $idtosend = $orig_id = (($contact['dfrn-id']) ? $contact['dfrn-id'] : $contact['issued-id']);
 126                 if(intval($contact['duplex']) && $contact['dfrn-id'])
 127                         $idtosend = '0:' . $orig_id;
 128                 if(intval($contact['duplex']) && $contact['issued-id'])
 129                         $idtosend = '1:' . $orig_id;
 130
 131                 // they have permission to write to us. We already filtered this in the contact query.
 132                 $perm = 'rw';
 133
 134                 $url = $contact['poll'] . '?dfrn_id=' . $idtosend
 135                         . '&dfrn_version=' . DFRN_PROTOCOL_VERSION
 136                         . '&type=data&last_update=' . $last_update
 137                         . '&perm=' . $perm ;
 138
 139                 $handshake_xml = fetch_url($url);
 140                 $html_code = $a->get_curl_code();
 141
 142                 logger('onepoll: handshake with url ' . $url . ' returns xml: ' . $handshake_xml, LOGGER_DATA);
 143
 144
 145                 if((! strlen($handshake_xml)) || ($html_code >= 400) || (! $html_code)) {
 146                         logger("poller: $url appears to be dead - marking for death ");
 147
 148                         // dead connection - might be a transient event, or this might
 149                         // mean the software was uninstalled or the domain expired.
 150                         // Will keep trying for one month.
 151
 152                         mark_for_death($contact);
 153
 154                         // set the last-update so we don't keep polling
 155                         $r = q("UPDATE `contact` SET `last-update` = '%s' WHERE `id` = %d LIMIT 1",
 156                                 dbesc(datetime_convert()),
 157                                 intval($contact['id'])
 158                         );
 159
 160                         return;
 161                 }
 162
 163                 if(! strstr($handshake_xml,'<?xml')) {
 164                         logger('poller: response from ' . $url . ' did not contain XML.');
 165                         $r = q("UPDATE `contact` SET `last-update` = '%s' WHERE `id` = %d LIMIT 1",
 166                                 dbesc(datetime_convert()),
 167                                 intval($contact['id'])
 168                         );
 169                         return;
 170                 }
 171
 172
 173                 $res = parse_xml_string($handshake_xml);
 174
 175                 if(intval($res->status) == 1) {
 176                         logger("poller: $url replied status 1 - marking for death ");
 177
 178                         // we may not be friends anymore. Will keep trying for one month.
 179                         // set the last-update so we don't keep polling
 180
 181
 182                         $r = q("UPDATE `contact` SET `last-update` = '%s' WHERE `id` = %d LIMIT 1",
 183                                 dbesc(datetime_convert()),
 184                                 intval($contact['id'])
 185                         );
 186                         mark_for_death($contact);
 187                 }
 188                 else {
 189                         if($contact['term-date'] != '0000-00-00 00:00:00') {
 190                                 logger("poller: $url back from the dead - removing mark for death");
 191                                 unmark_for_death($contact);
 192                         }
 193                 }
 194
 195                 if((intval($res->status) != 0) || (! strlen($res->challenge)) || (! strlen($res->dfrn_id)))
 196                         return;
 197
 198                 if(((float) $res->dfrn_version > 2.21) && ($contact['poco'] == '')) {
 199                         q("update contact set poco = '%s' where id = %d limit 1",
 200                                 dbesc(str_replace('/profile/','/poco/', $contact['url'])),
 201                                 intval($contact['id'])
 202                         );
 203                 }
 204
 205                 $postvars = array();
 206
 207                 $sent_dfrn_id = hex2bin((string) $res->dfrn_id);
 208                 $challenge    = hex2bin((string) $res->challenge);
 209
 210                 $final_dfrn_id = '';
 211
 212                 if(($contact['duplex']) && strlen($contact['prvkey'])) {
 213                         openssl_private_decrypt($sent_dfrn_id,$final_dfrn_id,$contact['prvkey']);
 214                         openssl_private_decrypt($challenge,$postvars['challenge'],$contact['prvkey']);
 215                 }
 216                 else {
 217                         openssl_public_decrypt($sent_dfrn_id,$final_dfrn_id,$contact['pubkey']);
 218                         openssl_public_decrypt($challenge,$postvars['challenge'],$contact['pubkey']);
 219                 }
 220
 221                 $final_dfrn_id = substr($final_dfrn_id, 0, strpos($final_dfrn_id, '.'));
 222
 223                 if(strpos($final_dfrn_id,':') == 1)
 224                         $final_dfrn_id = substr($final_dfrn_id,2);
 225
 226                 if($final_dfrn_id != $orig_id) {
 227                         logger('poller: ID did not decode: ' . $contact['id'] . ' orig: ' . $orig_id . ' final: ' . $final_dfrn_id);
 228                         // did not decode properly - cannot trust this site
 229                         return;
 230                 }
 231
 232                 $postvars['dfrn_id'] = $idtosend;
 233                 $postvars['dfrn_version'] = DFRN_PROTOCOL_VERSION;
 234                 $postvars['perm'] = 'rw';
 235
 236                 $xml = post_url($contact['poll'],$postvars);
 237
 238         }
 239         elseif(($contact['network'] === NETWORK_OSTATUS)
 240                 || ($contact['network'] === NETWORK_DIASPORA)
 241                 || ($contact['network'] === NETWORK_FEED) ) {
 242
 243                 // Upgrading DB fields from an older Friendica version
 244                 // Will only do this once per notify-enabled OStatus contact
 245                 // or if relationship changes
 246
 247                 $stat_writeable = ((($contact['notify']) && ($contact['rel'] == CONTACT_IS_FOLLOWER || $contact['rel'] == CONTACT_IS_FRIEND)) ? 1 : 0);
 248
 249                 if($stat_writeable != $contact['writable']) {
 250                         q("UPDATE `contact` SET `writable` = %d WHERE `id` = %d LIMIT 1",
 251                                 intval($stat_writeable),
 252                                 intval($contact['id'])
 253                         );
 254                 }
 255
 256                 // Are we allowed to import from this person?
 257
 258                 if($contact['rel'] == CONTACT_IS_FOLLOWER || $contact['blocked'] || $contact['readonly'])
 259                         return;
 260
 261                 $xml = fetch_url($contact['poll']);
 262         }
 263         elseif($contact['network'] === NETWORK_MAIL || $contact['network'] === NETWORK_MAIL2) {
 264
 265                 logger("onepoll: mail: Fetching", LOGGER_DEBUG);
 266
 267                 $mail_disabled = ((function_exists('imap_open') && (! get_config('system','imap_disabled'))) ? 0 : 1);
 268                 if($mail_disabled)
 269                         return;
 270
 271                 logger("onepoll: Mail: Enabled", LOGGER_DEBUG);
 272
 273                 $mbox = null;
 274                 $x = q("SELECT `prvkey` FROM `user` WHERE `uid` = %d LIMIT 1",
 275                         intval($importer_uid)
 276                 );
 277                 $mailconf = q("SELECT * FROM `mailacct` WHERE `server` != '' AND `uid` = %d LIMIT 1",
 278                         intval($importer_uid)
 279                 );
 280                 if(count($x) && count($mailconf)) {
 281                     $mailbox = construct_mailbox_name($mailconf[0]);
 282                         $password = '';
 283                         openssl_private_decrypt(hex2bin($mailconf[0]['pass']),$password,$x[0]['prvkey']);
 284                         $mbox = email_connect($mailbox,$mailconf[0]['user'],$password);
 285                         unset($password);
 286                         logger("Mail: Connect");
 287                         if($mbox) {
 288                                 q("UPDATE `mailacct` SET `last_check` = '%s' WHERE `id` = %d AND `uid` = %d LIMIT 1",
 289                                         dbesc(datetime_convert()),
 290                                         intval($mailconf[0]['id']),
 291                                         intval($importer_uid)
 292                                 );
 293                         }
 294                 }
 295                 if($mbox) {
 296
 297                         $msgs = email_poll($mbox,$contact['addr']);
 298
 299                         if(count($msgs)) {
 300                                 logger("Mail: Parsing ".count($msgs)." mails.", LOGGER_DEBUG);
 301
 302                                 foreach($msgs as $msg_uid) {
 303                                         logger("Mail: Parsing mail ".$msg_uid, LOGGER_DATA);
 304
 305                                         $datarray = array();
 306                                         $meta = email_msg_meta($mbox,$msg_uid);
 307                                         $headers = email_msg_headers($mbox,$msg_uid);
 308
 309                                         // look for a 'references' header and try and match with a parent item we have locally.
 310
 311                                         $raw_refs = ((x($headers,'references')) ? str_replace("\t",'',$headers['references']) : '');
 312                                         $datarray['uri'] = msgid2iri(trim($meta->message_id,'<>'));
 313
 314                                         if($raw_refs) {
 315                                                 $refs_arr = explode(' ', $raw_refs);
 316                                                 if(count($refs_arr)) {
 317                                                         for($x = 0; $x < count($refs_arr); $x ++)
 318                                                                 $refs_arr[$x] = "'" . msgid2iri(str_replace(array('<','>',' '),array('','',''),dbesc($refs_arr[$x]))) . "'";
 319                                                 }
 320                                                 $qstr = implode(',',$refs_arr);
 321                                                 $r = q("SELECT `uri` , `parent-uri` FROM `item` WHERE `uri` IN ( $qstr ) AND `uid` = %d LIMIT 1",
 322                                                         intval($importer_uid)
 323                                                 );
 324                                                 if(count($r))
 325                                                         $datarray['parent-uri'] = $r[0]['uri'];
 326                                         }
 327
 328
 329                                         if(! x($datarray,'parent-uri'))
 330                                                 $datarray['parent-uri'] = $datarray['uri'];
 331
 332                                         // Have we seen it before?
 333                                         $r = q("SELECT * FROM `item` WHERE `uid` = %d AND `uri` = '%s' LIMIT 1",
 334                                                 intval($importer_uid),
 335                                                 dbesc($datarray['uri'])
 336                                         );
 337
 338                                         if(count($r)) {
 339 //                                              logger("Mail: Seen before ".$msg_uid);
 340                                                 if($meta->deleted && ! $r[0]['deleted']) {
 341                                                         q("UPDATE `item` SET `deleted` = 1, `changed` = '%s' WHERE `id` = %d LIMIT 1",
 342                                                                 dbesc(datetime_convert()),
 343                                                                 intval($r[0]['id'])
 344                                                         );
 345                                                 }
 346                                                 switch ($mailconf[0]['action']) {
 347                                                         case 0:
 348                                                                 break;
 349                                                         case 1:
 350                                                                 logger("Mail: Deleting ".$msg_uid);
 351                                                                 imap_delete($mbox, $msg_uid, FT_UID);
 352                                                                 break;
 353                                                         case 2:
 354                                                                 logger("Mail: Mark as seen ".$msg_uid);
 355                                                                 imap_setflag_full($mbox, $msg_uid, "\\Seen", ST_UID);
 356                                                                 break;
 357                                                         case 3:
 358                                                                 logger("Mail: Moving ".$msg_uid." to ".$mailconf[0]['movetofolder']);
 359                                                                 imap_setflag_full($mbox, $msg_uid, "\\Seen", ST_UID);
 360                                                                 if ($mailconf[0]['movetofolder'] != "")
 361                                                                         imap_mail_move($mbox, $msg_uid, $mailconf[0]['movetofolder'], FT_UID);
 362                                                                 break;
 363                                                 }
 364                                                 continue;
 365                                         }
 366
 367                                         // Decoding the header
 368                                         $subject = imap_mime_header_decode($meta->subject);
 369                                         $datarray['title'] = "";
 370                                         foreach($subject as $subpart)
 371                                                 if ($subpart->charset != "default")
 372                                                         $datarray['title'] .= iconv($subpart->charset, 'UTF-8//IGNORE', $subpart->text);
 373                                                 else
 374                                                         $datarray['title'] .= $subpart->text;
 375
 376                                         $datarray['title'] = notags(trim($datarray['title']));
 377
 378                                         //$datarray['title'] = notags(trim($meta->subject));
 379                                         $datarray['created'] = datetime_convert('UTC','UTC',$meta->date);
 380
 381                                         // Is it  reply?
 382                                         $reply = ((substr(strtolower($datarray['title']), 0, 3) == "re:") or
 383                                                 (substr(strtolower($datarray['title']), 0, 3) == "re-") or
 384                                                 (raw_refs != ""));
 385
 386                                         $r = email_get_msg($mbox,$msg_uid, $reply);
 387                                         if(! $r) {
 388                                                 logger("Mail: can't fetch msg ".$msg_uid);
 389                                                 continue;
 390                                         }
 391                                         $datarray['body'] = escape_tags($r['body']);
 392
 393                                         logger("Mail: Importing ".$msg_uid);
 394
 395                                         // some mailing lists have the original author as 'from' - add this sender info to msg body.
 396                                         // todo: adding a gravatar for the original author would be cool
 397
 398                                         if(! stristr($meta->from,$contact['addr'])) {
 399                                                 $from = imap_mime_header_decode($meta->from);
 400                                                 $fromdecoded = "";
 401                                                 foreach($from as $frompart)
 402                                                         if ($frompart->charset != "default")
 403                                                                 $fromdecoded .= iconv($frompart->charset, 'UTF-8//IGNORE', $frompart->text);
 404                                                         else
 405                                                                 $fromdecoded .= $frompart->text;
 406
 407                                                 $datarray['body'] = "[b]".t('From: ') . escape_tags($fromdecoded) . "[/b]\n\n" . $datarray['body'];
 408                                         }
 409
 410                                         $datarray['uid'] = $importer_uid;
 411                                         $datarray['contact-id'] = $contact['id'];
 412                                         if($datarray['parent-uri'] === $datarray['uri'])
 413                                                 $datarray['private'] = 1;
 414                                         if(($contact['network'] === NETWORK_MAIL) && (! get_pconfig($importer_uid,'system','allow_public_email_replies'))) {
 415                                                 $datarray['private'] = 1;
 416                                                 $datarray['allow_cid'] = '<' . $contact['id'] . '>';
 417                                         }
 418                                         $datarray['author-name'] = $contact['name'];
 419                                         $datarray['author-link'] = 'mailbox';
 420                                         $datarray['author-avatar'] = $contact['photo'];
 421
 422                                         $stored_item = item_store($datarray);
 423                                         q("UPDATE `item` SET `last-child` = 0 WHERE `parent-uri` = '%s' AND `uid` = %d",
 424                                                 dbesc($datarray['parent-uri']),
 425                                                 intval($importer_uid)
 426                                         );
 427                                         q("UPDATE `item` SET `last-child` = 1 WHERE `id` = %d LIMIT 1",
 428                                                 intval($stored_item)
 429                                         );
 430                                         switch ($mailconf[0]['action']) {
 431                                                 case 0:
 432                                                         break;
 433                                                 case 1:
 434                                                         logger("Mail: Deleting ".$msg_uid);
 435                                                         imap_delete($mbox, $msg_uid, FT_UID);
 436                                                         break;
 437                                                 case 2:
 438                                                         logger("Mail: Mark as seen ".$msg_uid);
 439                                                         imap_setflag_full($mbox, $msg_uid, "\\Seen", ST_UID);
 440                                                         break;
 441                                                 case 3:
 442                                                         logger("Mail: Moving ".$msg_uid." to ".$mailconf[0]['movetofolder']);
 443                                                         imap_setflag_full($mbox, $msg_uid, "\\Seen", ST_UID);
 444                                                         if ($mailconf[0]['movetofolder'] != "")
 445                                                                 imap_mail_move($mbox, $msg_uid, $mailconf[0]['movetofolder'], FT_UID);
 446                                                         break;
 447                                         }
 448                                 }
 449                         }
 450                         imap_close($mbox);
 451                 }
 452         }
 453         elseif($contact['network'] === NETWORK_FACEBOOK) {
 454                 // This is picked up by the Facebook plugin on a cron hook.
 455                 // Ignored here.
 456         }
 457
 458         if($xml) {
 459                 logger('poller: received xml : ' . $xml, LOGGER_DATA);
 460                         if((! strstr($xml,'<?xml')) && (! strstr($xml,'<rss'))) {
 461                         logger('poller: post_handshake: response from ' . $url . ' did not contain XML.');
 462                         $r = q("UPDATE `contact` SET `last-update` = '%s' WHERE `id` = %d LIMIT 1",
 463                                 dbesc(datetime_convert()),
 464                                 intval($contact['id'])
 465                         );
 466                         return;
 467                 }
 468
 469
 470                 consume_feed($xml,$importer,$contact,$hub,1,1);
 471
 472
 473                 // do it twice. Ensures that children of parents which may be later in the stream aren't tossed
 474
 475                 consume_feed($xml,$importer,$contact,$hub,1,2);
 476
 477                 $hubmode = 'subscribe';
 478                 if($contact['network'] === NETWORK_DFRN || $contact['blocked'] || $contact['readonly'])
 479                         $hubmode = 'unsubscribe';
 480
 481                 if($contact['network'] === NETWORK_OSTATUS && (! $contact['hub-verify']))
 482                         $hub_update = true;
 483
 484                 if((strlen($hub)) && ($hub_update) && ($contact['rel'] != CONTACT_IS_FOLLOWER)) {
 485                         logger('poller: hub ' . $hubmode . ' : ' . $hub . ' contact name : ' . $contact['name'] . ' local user : ' . $importer['name']);
 486                         $hubs = explode(',', $hub);
 487                         if(count($hubs)) {
 488                                 foreach($hubs as $h) {
 489                                         $h = trim($h);
 490                                         if(! strlen($h))
 491                                                 continue;
 492                                         subscribe_to_hub($h,$importer,$contact,$hubmode);
 493                                 }
 494                         }
 495                 }
 496         }
 497
 498         $updated = datetime_convert();
 499
 500         $r = q("UPDATE `contact` SET `last-update` = '%s', `success_update` = '%s' WHERE `id` = %d LIMIT 1",
 501                 dbesc($updated),
 502                 dbesc($updated),
 503                 intval($contact['id'])
 504         );
 505
 506
 507         // load current friends if possible.
 508
 509         if($contact['poco']) {
 510                 $r = q("SELECT count(*) as total from glink
 511                         where `cid` = %d and updated > UTC_TIMESTAMP() - INTERVAL 1 DAY",
 512                         intval($contact['id'])
 513                 );
 514         }
 515         if(count($r)) {
 516                 if(! $r[0]['total']) {
 517                         poco_load($contact['id'],$importer_uid,0,$contact['poco']);
 518                 }
 519         }
 520
 521         return;
 522 }
 523
 524 if (array_search(__file__,get_included_files())===0){
 525   onepoll_run($argv,$argc);
 526   killme();
 527 }