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
  89         $xml = false;
  90
  91         $t = $contact['last-update'];
  92
  93         if($contact['subhub']) {
  94                 $poll_interval = get_config('system','pushpoll_frequency');
  95                 $contact['priority'] = (($poll_interval !== false) ? intval($poll_interval) : 3);
  96                 $hub_update = false;
  97
  98                 if(datetime_convert('UTC','UTC', 'now') > datetime_convert('UTC','UTC', $t . " + 1 day"))
  99                                 $hub_update = true;
 100         }
 101         else
 102                 $hub_update = false;
 103
 104
 105         $importer_uid = $contact['uid'];
 106
 107         $r = q("SELECT `contact`.*, `user`.`page-flags` FROM `contact` LEFT JOIN `user` on `contact`.`uid` = `user`.`uid` WHERE `user`.`uid` = %d AND `contact`.`self` = 1 LIMIT 1",
 108                 intval($importer_uid)
 109         );
 110         if(! count($r))
 111                 return;
 112
 113         $importer = $r[0];
 114
 115         logger("onepoll: poll: ({$contact['id']}) IMPORTER: {$importer['name']}, CONTACT: {$contact['name']}");
 116
 117         $last_update = (($contact['last-update'] === '0000-00-00 00:00:00')
 118                 ? datetime_convert('UTC','UTC','now - 7 days', ATOM_TIME)
 119                 : datetime_convert('UTC','UTC',$contact['last-update'], ATOM_TIME)
 120         );
 121
 122         if($contact['network'] === NETWORK_DFRN) {
 123
 124                 $idtosend = $orig_id = (($contact['dfrn-id']) ? $contact['dfrn-id'] : $contact['issued-id']);
 125                 if(intval($contact['duplex']) && $contact['dfrn-id'])
 126                         $idtosend = '0:' . $orig_id;
 127                 if(intval($contact['duplex']) && $contact['issued-id'])
 128                         $idtosend = '1:' . $orig_id;
 129
 130                 // they have permission to write to us. We already filtered this in the contact query.
 131                 $perm = 'rw';
 132
 133                 $url = $contact['poll'] . '?dfrn_id=' . $idtosend
 134                         . '&dfrn_version=' . DFRN_PROTOCOL_VERSION
 135                         . '&type=data&last_update=' . $last_update
 136                         . '&perm=' . $perm ;
 137
 138                 $handshake_xml = fetch_url($url);
 139                 $html_code = $a->get_curl_code();
 140
 141                 logger('onepoll: handshake with url ' . $url . ' returns xml: ' . $handshake_xml, LOGGER_DATA);
 142
 143
 144                 if((! strlen($handshake_xml)) || ($html_code >= 400) || (! $html_code)) {
 145                         logger("poller: $url appears to be dead - marking for death ");
 146
 147                         // dead connection - might be a transient event, or this might
 148                         // mean the software was uninstalled or the domain expired.
 149                         // Will keep trying for one month.
 150
 151                         mark_for_death($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 ' . $url . ' did not contain XML.');
 164
 165                         mark_for_death($contact);
 166
 167                         $r = q("UPDATE `contact` SET `last-update` = '%s' WHERE `id` = %d LIMIT 1",
 168                                 dbesc(datetime_convert()),
 169                                 intval($contact['id'])
 170                         );
 171                         return;
 172                 }
 173
 174
 175                 $res = parse_xml_string($handshake_xml);
 176
 177                 if(intval($res->status) == 1) {
 178                         logger("poller: $url replied status 1 - marking for death ");
 179
 180                         // we may not be friends anymore. Will keep trying for one month.
 181                         // set the last-update so we don't keep polling
 182
 183
 184                         $r = q("UPDATE `contact` SET `last-update` = '%s' WHERE `id` = %d LIMIT 1",
 185                                 dbesc(datetime_convert()),
 186                                 intval($contact['id'])
 187                         );
 188                         mark_for_death($contact);
 189                 }
 190                 else {
 191                         if($contact['term-date'] != '0000-00-00 00:00:00') {
 192                                 logger("poller: $url back from the dead - removing mark for death");
 193                                 unmark_for_death($contact);
 194                         }
 195                 }
 196
 197                 if((intval($res->status) != 0) || (! strlen($res->challenge)) || (! strlen($res->dfrn_id)))
 198                         return;
 199
 200                 if(((float) $res->dfrn_version > 2.21) && ($contact['poco'] == '')) {
 201                         q("update contact set poco = '%s' where id = %d limit 1",
 202                                 dbesc(str_replace('/profile/','/poco/', $contact['url'])),
 203                                 intval($contact['id'])
 204                         );
 205                 }
 206
 207                 $postvars = array();
 208
 209                 $sent_dfrn_id = hex2bin((string) $res->dfrn_id);
 210                 $challenge    = hex2bin((string) $res->challenge);
 211
 212                 $final_dfrn_id = '';
 213
 214                 if(($contact['duplex']) && strlen($contact['prvkey'])) {
 215                         openssl_private_decrypt($sent_dfrn_id,$final_dfrn_id,$contact['prvkey']);
 216                         openssl_private_decrypt($challenge,$postvars['challenge'],$contact['prvkey']);
 217                 }
 218                 else {
 219                         openssl_public_decrypt($sent_dfrn_id,$final_dfrn_id,$contact['pubkey']);
 220                         openssl_public_decrypt($challenge,$postvars['challenge'],$contact['pubkey']);
 221                 }
 222
 223                 $final_dfrn_id = substr($final_dfrn_id, 0, strpos($final_dfrn_id, '.'));
 224
 225                 if(strpos($final_dfrn_id,':') == 1)
 226                         $final_dfrn_id = substr($final_dfrn_id,2);
 227
 228                 if($final_dfrn_id != $orig_id) {
 229                         logger('poller: ID did not decode: ' . $contact['id'] . ' orig: ' . $orig_id . ' final: ' . $final_dfrn_id);
 230                         // did not decode properly - cannot trust this site
 231                         return;
 232                 }
 233
 234                 $postvars['dfrn_id'] = $idtosend;
 235                 $postvars['dfrn_version'] = DFRN_PROTOCOL_VERSION;
 236                 $postvars['perm'] = 'rw';
 237
 238                 $xml = post_url($contact['poll'],$postvars);
 239
 240         }
 241         elseif(($contact['network'] === NETWORK_OSTATUS)
 242                 || ($contact['network'] === NETWORK_DIASPORA)
 243                 || ($contact['network'] === NETWORK_FEED) ) {
 244
 245                 // Upgrading DB fields from an older Friendica version
 246                 // Will only do this once per notify-enabled OStatus contact
 247                 // or if relationship changes
 248
 249                 $stat_writeable = ((($contact['notify']) && ($contact['rel'] == CONTACT_IS_FOLLOWER || $contact['rel'] == CONTACT_IS_FRIEND)) ? 1 : 0);
 250
 251                 if($stat_writeable != $contact['writable']) {
 252                         q("UPDATE `contact` SET `writable` = %d WHERE `id` = %d LIMIT 1",
 253                                 intval($stat_writeable),
 254                                 intval($contact['id'])
 255                         );
 256                 }
 257
 258                 // Are we allowed to import from this person?
 259
 260                 if($contact['rel'] == CONTACT_IS_FOLLOWER || $contact['blocked'] || $contact['readonly'])
 261                         return;
 262
 263                 $xml = fetch_url($contact['poll']);
 264         }
 265         elseif($contact['network'] === NETWORK_MAIL || $contact['network'] === NETWORK_MAIL2) {
 266
 267                 logger("onepoll: mail: Fetching", LOGGER_DEBUG);
 268
 269                 $mail_disabled = ((function_exists('imap_open') && (! get_config('system','imap_disabled'))) ? 0 : 1);
 270                 if($mail_disabled)
 271                         return;
 272
 273                 logger("onepoll: Mail: Enabled", LOGGER_DEBUG);
 274
 275                 $mbox = null;
 276                 $x = q("SELECT `prvkey` FROM `user` WHERE `uid` = %d LIMIT 1",
 277                         intval($importer_uid)
 278                 );
 279                 $mailconf = q("SELECT * FROM `mailacct` WHERE `server` != '' AND `uid` = %d LIMIT 1",
 280                         intval($importer_uid)
 281                 );
 282                 if(count($x) && count($mailconf)) {
 283                     $mailbox = construct_mailbox_name($mailconf[0]);
 284                         $password = '';
 285                         openssl_private_decrypt(hex2bin($mailconf[0]['pass']),$password,$x[0]['prvkey']);
 286                         $mbox = email_connect($mailbox,$mailconf[0]['user'],$password);
 287                         unset($password);
 288                         logger("Mail: Connect");
 289                         if($mbox) {
 290                                 q("UPDATE `mailacct` SET `last_check` = '%s' WHERE `id` = %d AND `uid` = %d LIMIT 1",
 291                                         dbesc(datetime_convert()),
 292                                         intval($mailconf[0]['id']),
 293                                         intval($importer_uid)
 294                                 );
 295                         }
 296                 }
 297                 if($mbox) {
 298
 299                         $msgs = email_poll($mbox,$contact['addr']);
 300
 301                         if(count($msgs)) {
 302                                 logger("Mail: Parsing ".count($msgs)." mails.", LOGGER_DEBUG);
 303
 304                                 foreach($msgs as $msg_uid) {
 305                                         logger("Mail: Parsing mail ".$msg_uid, LOGGER_DATA);
 306
 307                                         $datarray = array();
 308                                         $meta = email_msg_meta($mbox,$msg_uid);
 309                                         $headers = email_msg_headers($mbox,$msg_uid);
 310
 311                                         // look for a 'references' header and try and match with a parent item we have locally.
 312
 313                                         $raw_refs = ((x($headers,'references')) ? str_replace("\t",'',$headers['references']) : '');
 314                                         $datarray['uri'] = msgid2iri(trim($meta->message_id,'<>'));
 315
 316                                         if($raw_refs) {
 317                                                 $refs_arr = explode(' ', $raw_refs);
 318                                                 if(count($refs_arr)) {
 319                                                         for($x = 0; $x < count($refs_arr); $x ++)
 320                                                                 $refs_arr[$x] = "'" . msgid2iri(str_replace(array('<','>',' '),array('','',''),dbesc($refs_arr[$x]))) . "'";
 321                                                 }
 322                                                 $qstr = implode(',',$refs_arr);
 323                                                 $r = q("SELECT `uri` , `parent-uri` FROM `item` WHERE `uri` IN ( $qstr ) AND `uid` = %d LIMIT 1",
 324                                                         intval($importer_uid)
 325                                                 );
 326                                                 if(count($r))
 327                                                         $datarray['parent-uri'] = $r[0]['uri'];
 328                                         }
 329
 330
 331                                         if(! x($datarray,'parent-uri'))
 332                                                 $datarray['parent-uri'] = $datarray['uri'];
 333
 334                                         // Have we seen it before?
 335                                         $r = q("SELECT * FROM `item` WHERE `uid` = %d AND `uri` = '%s' LIMIT 1",
 336                                                 intval($importer_uid),
 337                                                 dbesc($datarray['uri'])
 338                                         );
 339
 340                                         if(count($r)) {
 341 //                                              logger("Mail: Seen before ".$msg_uid);
 342                                                 if($meta->deleted && ! $r[0]['deleted']) {
 343                                                         q("UPDATE `item` SET `deleted` = 1, `changed` = '%s' WHERE `id` = %d LIMIT 1",
 344                                                                 dbesc(datetime_convert()),
 345                                                                 intval($r[0]['id'])
 346                                                         );
 347                                                 }
 348                                                 switch ($mailconf[0]['action']) {
 349                                                         case 0:
 350                                                                 break;
 351                                                         case 1:
 352                                                                 logger("Mail: Deleting ".$msg_uid);
 353                                                                 imap_delete($mbox, $msg_uid, FT_UID);
 354                                                                 break;
 355                                                         case 2:
 356                                                                 logger("Mail: Mark as seen ".$msg_uid);
 357                                                                 imap_setflag_full($mbox, $msg_uid, "\\Seen", ST_UID);
 358                                                                 break;
 359                                                         case 3:
 360                                                                 logger("Mail: Moving ".$msg_uid." to ".$mailconf[0]['movetofolder']);
 361                                                                 imap_setflag_full($mbox, $msg_uid, "\\Seen", ST_UID);
 362                                                                 if ($mailconf[0]['movetofolder'] != "")
 363                                                                         imap_mail_move($mbox, $msg_uid, $mailconf[0]['movetofolder'], FT_UID);
 364                                                                 break;
 365                                                 }
 366                                                 continue;
 367                                         }
 368
 369                                         // Decoding the header
 370                                         $subject = imap_mime_header_decode($meta->subject);
 371                                         $datarray['title'] = "";
 372                                         foreach($subject as $subpart)
 373                                                 if ($subpart->charset != "default")
 374                                                         $datarray['title'] .= iconv($subpart->charset, 'UTF-8//IGNORE', $subpart->text);
 375                                                 else
 376                                                         $datarray['title'] .= $subpart->text;
 377
 378                                         $datarray['title'] = notags(trim($datarray['title']));
 379
 380                                         //$datarray['title'] = notags(trim($meta->subject));
 381                                         $datarray['created'] = datetime_convert('UTC','UTC',$meta->date);
 382
 383                                         // Is it  reply?
 384                                         $reply = ((substr(strtolower($datarray['title']), 0, 3) == "re:") or
 385                                                 (substr(strtolower($datarray['title']), 0, 3) == "re-") or
 386                                                 (raw_refs != ""));
 387
 388                                         $r = email_get_msg($mbox,$msg_uid, $reply);
 389                                         if(! $r) {
 390                                                 logger("Mail: can't fetch msg ".$msg_uid);
 391                                                 continue;
 392                                         }
 393                                         $datarray['body'] = escape_tags($r['body']);
 394
 395                                         logger("Mail: Importing ".$msg_uid);
 396
 397                                         // some mailing lists have the original author as 'from' - add this sender info to msg body.
 398                                         // todo: adding a gravatar for the original author would be cool
 399
 400                                         if(! stristr($meta->from,$contact['addr'])) {
 401                                                 $from = imap_mime_header_decode($meta->from);
 402                                                 $fromdecoded = "";
 403                                                 foreach($from as $frompart)
 404                                                         if ($frompart->charset != "default")
 405                                                                 $fromdecoded .= iconv($frompart->charset, 'UTF-8//IGNORE', $frompart->text);
 406                                                         else
 407                                                                 $fromdecoded .= $frompart->text;
 408
 409                                                 $datarray['body'] = "[b]".t('From: ') . escape_tags($fromdecoded) . "[/b]\n\n" . $datarray['body'];
 410                                         }
 411
 412                                         $datarray['uid'] = $importer_uid;
 413                                         $datarray['contact-id'] = $contact['id'];
 414                                         if($datarray['parent-uri'] === $datarray['uri'])
 415                                                 $datarray['private'] = 1;
 416                                         if(($contact['network'] === NETWORK_MAIL) && (! get_pconfig($importer_uid,'system','allow_public_email_replies'))) {
 417                                                 $datarray['private'] = 1;
 418                                                 $datarray['allow_cid'] = '<' . $contact['id'] . '>';
 419                                         }
 420                                         $datarray['author-name'] = $contact['name'];
 421                                         $datarray['author-link'] = 'mailbox';
 422                                         $datarray['author-avatar'] = $contact['photo'];
 423
 424                                         $stored_item = item_store($datarray);
 425                                         q("UPDATE `item` SET `last-child` = 0 WHERE `parent-uri` = '%s' AND `uid` = %d",
 426                                                 dbesc($datarray['parent-uri']),
 427                                                 intval($importer_uid)
 428                                         );
 429                                         q("UPDATE `item` SET `last-child` = 1 WHERE `id` = %d LIMIT 1",
 430                                                 intval($stored_item)
 431                                         );
 432                                         switch ($mailconf[0]['action']) {
 433                                                 case 0:
 434                                                         break;
 435                                                 case 1:
 436                                                         logger("Mail: Deleting ".$msg_uid);
 437                                                         imap_delete($mbox, $msg_uid, FT_UID);
 438                                                         break;
 439                                                 case 2:
 440                                                         logger("Mail: Mark as seen ".$msg_uid);
 441                                                         imap_setflag_full($mbox, $msg_uid, "\\Seen", ST_UID);
 442                                                         break;
 443                                                 case 3:
 444                                                         logger("Mail: Moving ".$msg_uid." to ".$mailconf[0]['movetofolder']);
 445                                                         imap_setflag_full($mbox, $msg_uid, "\\Seen", ST_UID);
 446                                                         if ($mailconf[0]['movetofolder'] != "")
 447                                                                 imap_mail_move($mbox, $msg_uid, $mailconf[0]['movetofolder'], FT_UID);
 448                                                         break;
 449                                         }
 450                                 }
 451                         }
 452                         imap_close($mbox);
 453                 }
 454         }
 455         elseif($contact['network'] === NETWORK_FACEBOOK) {
 456                 // This is picked up by the Facebook plugin on a cron hook.
 457                 // Ignored here.
 458         }
 459
 460         if($xml) {
 461                 logger('poller: received xml : ' . $xml, LOGGER_DATA);
 462                         if((! strstr($xml,'<?xml')) && (! strstr($xml,'<rss'))) {
 463                         logger('poller: post_handshake: response from ' . $url . ' did not contain XML.');
 464                         $r = q("UPDATE `contact` SET `last-update` = '%s' WHERE `id` = %d LIMIT 1",
 465                                 dbesc(datetime_convert()),
 466                                 intval($contact['id'])
 467                         );
 468                         return;
 469                 }
 470
 471
 472                 consume_feed($xml,$importer,$contact,$hub,1,1);
 473
 474
 475                 // do it twice. Ensures that children of parents which may be later in the stream aren't tossed
 476
 477                 consume_feed($xml,$importer,$contact,$hub,1,2);
 478
 479                 $hubmode = 'subscribe';
 480                 if($contact['network'] === NETWORK_DFRN || $contact['blocked'] || $contact['readonly'])
 481                         $hubmode = 'unsubscribe';
 482
 483                 if($contact['network'] === NETWORK_OSTATUS && (! $contact['hub-verify']))
 484                         $hub_update = true;
 485
 486                 if((strlen($hub)) && ($hub_update) && ($contact['rel'] != CONTACT_IS_FOLLOWER)) {
 487                         logger('poller: hub ' . $hubmode . ' : ' . $hub . ' contact name : ' . $contact['name'] . ' local user : ' . $importer['name']);
 488                         $hubs = explode(',', $hub);
 489                         if(count($hubs)) {
 490                                 foreach($hubs as $h) {
 491                                         $h = trim($h);
 492                                         if(! strlen($h))
 493                                                 continue;
 494                                         subscribe_to_hub($h,$importer,$contact,$hubmode);
 495                                 }
 496                         }
 497                 }
 498         }
 499
 500         $updated = datetime_convert();
 501
 502         $r = q("UPDATE `contact` SET `last-update` = '%s', `success_update` = '%s' WHERE `id` = %d LIMIT 1",
 503                 dbesc($updated),
 504                 dbesc($updated),
 505                 intval($contact['id'])
 506         );
 507
 508
 509         // load current friends if possible.
 510
 511         if($contact['poco']) {
 512                 $r = q("SELECT count(*) as total from glink
 513                         where `cid` = %d and updated > UTC_TIMESTAMP() - INTERVAL 1 DAY",
 514                         intval($contact['id'])
 515                 );
 516         }
 517         if(count($r)) {
 518                 if(! $r[0]['total']) {
 519                         poco_load($contact['id'],$importer_uid,0,$contact['poco']);
 520                 }
 521         }
 522
 523         return;
 524 }
 525
 526 if (array_search(__file__,get_included_files())===0){
 527   onepoll_run($argv,$argc);
 528   killme();
 529 }