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