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