diff options
Diffstat (limited to 'include/onepoll.php')
-rw-r--r-- | include/onepoll.php | 519 |
1 files changed, 519 insertions, 0 deletions
diff --git a/include/onepoll.php b/include/onepoll.php new file mode 100644 index 000000000..42bce0f68 --- /dev/null +++ b/include/onepoll.php @@ -0,0 +1,519 @@ +<?php + +require_once("boot.php"); + +function onepoll_run($argv, $argc){ + global $a, $db; + + if(is_null($a)) { + $a = new App; + } + + if(is_null($db)) { + @include(".htconfig.php"); + require_once("dba.php"); + $db = new dba($db_host, $db_user, $db_pass, $db_data); + unset($db_host, $db_user, $db_pass, $db_data); + }; + + + require_once('include/session.php'); + require_once('include/datetime.php'); + require_once('library/simplepie/simplepie.inc'); + require_once('include/items.php'); + require_once('include/Contact.php'); + require_once('include/email.php'); + require_once('include/socgraph.php'); + require_once('include/pidfile.php'); + + load_config('config'); + load_config('system'); + + $a->set_baseurl(get_config('system','url')); + + load_hooks(); + + logger('onepoll: start'); + + $abandon_days = intval(get_config('system','account_abandon_days')); + if($abandon_days < 1) + $abandon_days = 0; + + + $manual_id = 0; + $generation = 0; + $hub_update = false; + $force = false; + $restart = false; + + if(($argc > 1) && (intval($argv[1]))) + $contact_id = intval($argv[1]); + + if(! $contact_id) { + logger('onepoll: no contact'); + return; + } + + $d = datetime_convert(); + + // Only poll from those with suitable relationships, + // and which have a polling address and ignore Diaspora since + // we are unable to match those posts with a Diaspora GUID and prevent duplicates. + + $abandon_sql = (($abandon_days) + ? sprintf(" AND `user`.`login_date` > UTC_TIMESTAMP() - INTERVAL %d DAY ", intval($abandon_days)) + : '' + ); + + $contacts = q("SELECT `contact`.* FROM `contact` + WHERE ( `rel` = %d OR `rel` = %d ) AND `poll` != '' + AND NOT `network` IN ( '%s', '%s' ) + AND `contact`.`id` = %d + AND `self` = 0 AND `contact`.`blocked` = 0 AND `contact`.`readonly` = 0 + AND `contact`.`archive` = 0 LIMIT 1", + intval(CONTACT_IS_SHARING), + intval(CONTACT_IS_FRIEND), + dbesc(NETWORK_DIASPORA), + dbesc(NETWORK_FACEBOOK), + intval($contact_id) + ); + + if(! count($contacts)) { + return; + } + + $contact = $contacts[0]; + + + $xml = false; + + $t = $contact['last-update']; + + if($contact['subhub']) { + $interval = get_config('system','pushpoll_frequency'); + $contact['priority'] = (($interval !== false) ? intval($interval) : 3); + $hub_update = false; + + if(datetime_convert('UTC','UTC', 'now') > datetime_convert('UTC','UTC', $t . " + 1 day")) + $hub_update = true; + } + else + $hub_update = false; + + + $importer_uid = $contact['uid']; + + $r = q("SELECT `contact`.*, `user`.`page-flags` FROM `contact` LEFT JOIN `user` on `contact`.`uid` = `user`.`uid` WHERE `user`.`uid` = %d AND `contact`.`self` = 1 LIMIT 1", + intval($importer_uid) + ); + if(! count($r)) + return; + + $importer = $r[0]; + + logger("onepoll: poll: ({$contact['id']}) IMPORTER: {$importer['name']}, CONTACT: {$contact['name']}"); + + $last_update = (($contact['last-update'] === '0000-00-00 00:00:00') + ? datetime_convert('UTC','UTC','now - 7 days', ATOM_TIME) + : datetime_convert('UTC','UTC',$contact['last-update'], ATOM_TIME) + ); + + if($contact['network'] === NETWORK_DFRN) { + + $idtosend = $orig_id = (($contact['dfrn-id']) ? $contact['dfrn-id'] : $contact['issued-id']); + if(intval($contact['duplex']) && $contact['dfrn-id']) + $idtosend = '0:' . $orig_id; + if(intval($contact['duplex']) && $contact['issued-id']) + $idtosend = '1:' . $orig_id; + + // they have permission to write to us. We already filtered this in the contact query. + $perm = 'rw'; + + $url = $contact['poll'] . '?dfrn_id=' . $idtosend + . '&dfrn_version=' . DFRN_PROTOCOL_VERSION + . '&type=data&last_update=' . $last_update + . '&perm=' . $perm ; + + $handshake_xml = fetch_url($url); + + logger('onepoll: handshake with url ' . $url . ' returns xml: ' . $handshake_xml, LOGGER_DATA); + + + if(! $handshake_xml) { + logger("poller: $url appears to be dead - marking for death "); + // dead connection - might be a transient event, or this might + // mean the software was uninstalled or the domain expired. + // Will keep trying for one month. + mark_for_death($contact); + + // set the last-update so we don't keep polling + $r = q("UPDATE `contact` SET `last-update` = '%s' WHERE `id` = %d LIMIT 1", + dbesc(datetime_convert()), + intval($contact['id']) + ); + + return; + } + + if(! strstr($handshake_xml,'<?xml')) { + logger('poller: response from ' . $url . ' did not contain XML.'); + $r = q("UPDATE `contact` SET `last-update` = '%s' WHERE `id` = %d LIMIT 1", + dbesc(datetime_convert()), + intval($contact['id']) + ); + return; + } + + + $res = parse_xml_string($handshake_xml); + + if(intval($res->status) == 1) { + logger("poller: $url replied status 1 - marking for death "); + + // we may not be friends anymore. Will keep trying for one month. + // set the last-update so we don't keep polling + + + $r = q("UPDATE `contact` SET `last-update` = '%s' WHERE `id` = %d LIMIT 1", + dbesc(datetime_convert()), + intval($contact['id']) + ); + mark_for_death($contact); + } + else { + if($contact['term-date'] != '0000-00-00 00:00:00') { + logger("poller: $url back from the dead - removing mark for death"); + unmark_for_death($contact); + } + } + + if((intval($res->status) != 0) || (! strlen($res->challenge)) || (! strlen($res->dfrn_id))) + return; + + if(((float) $res->dfrn_version > 2.21) && ($contact['poco'] == '')) { + q("update contact set poco = '%s' where id = %d limit 1", + dbesc(str_replace('/profile/','/poco/', $contact['url'])), + intval($contact['id']) + ); + } + + $postvars = array(); + + $sent_dfrn_id = hex2bin((string) $res->dfrn_id); + $challenge = hex2bin((string) $res->challenge); + + $final_dfrn_id = ''; + + if(($contact['duplex']) && strlen($contact['prvkey'])) { + openssl_private_decrypt($sent_dfrn_id,$final_dfrn_id,$contact['prvkey']); + openssl_private_decrypt($challenge,$postvars['challenge'],$contact['prvkey']); + } + else { + openssl_public_decrypt($sent_dfrn_id,$final_dfrn_id,$contact['pubkey']); + openssl_public_decrypt($challenge,$postvars['challenge'],$contact['pubkey']); + } + + $final_dfrn_id = substr($final_dfrn_id, 0, strpos($final_dfrn_id, '.')); + + if(strpos($final_dfrn_id,':') == 1) + $final_dfrn_id = substr($final_dfrn_id,2); + + if($final_dfrn_id != $orig_id) { + logger('poller: ID did not decode: ' . $contact['id'] . ' orig: ' . $orig_id . ' final: ' . $final_dfrn_id); + // did not decode properly - cannot trust this site + return; + } + + $postvars['dfrn_id'] = $idtosend; + $postvars['dfrn_version'] = DFRN_PROTOCOL_VERSION; + $postvars['perm'] = 'rw'; + + $xml = post_url($contact['poll'],$postvars); + + } + elseif(($contact['network'] === NETWORK_OSTATUS) + || ($contact['network'] === NETWORK_DIASPORA) + || ($contact['network'] === NETWORK_FEED) ) { + + // Upgrading DB fields from an older Friendica version + // Will only do this once per notify-enabled OStatus contact + // or if relationship changes + + $stat_writeable = ((($contact['notify']) && ($contact['rel'] == CONTACT_IS_FOLLOWER || $contact['rel'] == CONTACT_IS_FRIEND)) ? 1 : 0); + + if($stat_writeable != $contact['writable']) { + q("UPDATE `contact` SET `writable` = %d WHERE `id` = %d LIMIT 1", + intval($stat_writeable), + intval($contact['id']) + ); + } + + // Are we allowed to import from this person? + + if($contact['rel'] == CONTACT_IS_FOLLOWER || $contact['blocked'] || $contact['readonly']) + return; + + $xml = fetch_url($contact['poll']); + } + elseif($contact['network'] === NETWORK_MAIL || $contact['network'] === NETWORK_MAIL2) { + + logger("onepoll: mail: Fetching", LOGGER_DEBUG); + + $mail_disabled = ((function_exists('imap_open') && (! get_config('system','imap_disabled'))) ? 0 : 1); + if($mail_disabled) + return; + + logger("onepoll: Mail: Enabled", LOGGER_DEBUG); + + $mbox = null; + $x = q("SELECT `prvkey` FROM `user` WHERE `uid` = %d LIMIT 1", + intval($importer_uid) + ); + $mailconf = q("SELECT * FROM `mailacct` WHERE `server` != '' AND `uid` = %d LIMIT 1", + intval($importer_uid) + ); + if(count($x) && count($mailconf)) { + $mailbox = construct_mailbox_name($mailconf[0]); + $password = ''; + openssl_private_decrypt(hex2bin($mailconf[0]['pass']),$password,$x[0]['prvkey']); + $mbox = email_connect($mailbox,$mailconf[0]['user'],$password); + unset($password); + logger("Mail: Connect"); + if($mbox) { + q("UPDATE `mailacct` SET `last_check` = '%s' WHERE `id` = %d AND `uid` = %d LIMIT 1", + dbesc(datetime_convert()), + intval($mailconf[0]['id']), + intval($importer_uid) + ); + } + } + if($mbox) { + + $msgs = email_poll($mbox,$contact['addr']); + + if(count($msgs)) { + logger("Mail: Parsing ".count($msgs)." mails.", LOGGER_DEBUG); + + foreach($msgs as $msg_uid) { + logger("Mail: Parsing mail ".$msg_uid, LOGGER_DATA); + + $datarray = array(); + $meta = email_msg_meta($mbox,$msg_uid); + $headers = email_msg_headers($mbox,$msg_uid); + + // look for a 'references' header and try and match with a parent item we have locally. + + $raw_refs = ((x($headers,'references')) ? str_replace("\t",'',$headers['references']) : ''); + $datarray['uri'] = msgid2iri(trim($meta->message_id,'<>')); + + if($raw_refs) { + $refs_arr = explode(' ', $raw_refs); + if(count($refs_arr)) { + for($x = 0; $x < count($refs_arr); $x ++) + $refs_arr[$x] = "'" . msgid2iri(str_replace(array('<','>',' '),array('','',''),dbesc($refs_arr[$x]))) . "'"; + } + $qstr = implode(',',$refs_arr); + $r = q("SELECT `uri` , `parent-uri` FROM `item` WHERE `uri` IN ( $qstr ) AND `uid` = %d LIMIT 1", + intval($importer_uid) + ); + if(count($r)) + $datarray['parent-uri'] = $r[0]['uri']; + } + + + if(! x($datarray,'parent-uri')) + $datarray['parent-uri'] = $datarray['uri']; + + // Have we seen it before? + $r = q("SELECT * FROM `item` WHERE `uid` = %d AND `uri` = '%s' LIMIT 1", + intval($importer_uid), + dbesc($datarray['uri']) + ); + + if(count($r)) { +// logger("Mail: Seen before ".$msg_uid); + if($meta->deleted && ! $r[0]['deleted']) { + q("UPDATE `item` SET `deleted` = 1, `changed` = '%s' WHERE `id` = %d LIMIT 1", + dbesc(datetime_convert()), + intval($r[0]['id']) + ); + } + switch ($mailconf[0]['action']) { + case 0: + break; + case 1: + logger("Mail: Deleting ".$msg_uid); + imap_delete($mbox, $msg_uid, FT_UID); + break; + case 2: + logger("Mail: Mark as seen ".$msg_uid); + imap_setflag_full($mbox, $msg_uid, "\\Seen", ST_UID); + break; + case 3: + logger("Mail: Moving ".$msg_uid." to ".$mailconf[0]['movetofolder']); + imap_setflag_full($mbox, $msg_uid, "\\Seen", ST_UID); + if ($mailconf[0]['movetofolder'] != "") + imap_mail_move($mbox, $msg_uid, $mailconf[0]['movetofolder'], FT_UID); + break; + } + continue; + } + + // Decoding the header + $subject = imap_mime_header_decode($meta->subject); + $datarray['title'] = ""; + foreach($subject as $subpart) + if ($subpart->charset != "default") + $datarray['title'] .= iconv($subpart->charset, 'UTF-8//IGNORE', $subpart->text); + else + $datarray['title'] .= $subpart->text; + + $datarray['title'] = notags(trim($datarray['title'])); + + //$datarray['title'] = notags(trim($meta->subject)); + $datarray['created'] = datetime_convert('UTC','UTC',$meta->date); + + // Is it reply? + $reply = ((substr(strtolower($datarray['title']), 0, 3) == "re:") or + (substr(strtolower($datarray['title']), 0, 3) == "re-") or + (raw_refs != "")); + + $r = email_get_msg($mbox,$msg_uid, $reply); + if(! $r) { + logger("Mail: can't fetch msg ".$msg_uid); + continue; + } + $datarray['body'] = escape_tags($r['body']); + + logger("Mail: Importing ".$msg_uid); + + // some mailing lists have the original author as 'from' - add this sender info to msg body. + // todo: adding a gravatar for the original author would be cool + + if(! stristr($meta->from,$contact['addr'])) { + $from = imap_mime_header_decode($meta->from); + $fromdecoded = ""; + foreach($from as $frompart) + if ($frompart->charset != "default") + $fromdecoded .= iconv($frompart->charset, 'UTF-8//IGNORE', $frompart->text); + else + $fromdecoded .= $frompart->text; + + $datarray['body'] = "[b]".t('From: ') . escape_tags($fromdecoded) . "[/b]\n\n" . $datarray['body']; + } + + $datarray['uid'] = $importer_uid; + $datarray['contact-id'] = $contact['id']; + if($datarray['parent-uri'] === $datarray['uri']) + $datarray['private'] = 1; + if(($contact['network'] === NETWORK_MAIL) && (! get_pconfig($importer_uid,'system','allow_public_email_replies'))) { + $datarray['private'] = 1; + $datarray['allow_cid'] = '<' . $contact['id'] . '>'; + } + $datarray['author-name'] = $contact['name']; + $datarray['author-link'] = 'mailbox'; + $datarray['author-avatar'] = $contact['photo']; + + $stored_item = item_store($datarray); + q("UPDATE `item` SET `last-child` = 0 WHERE `parent-uri` = '%s' AND `uid` = %d", + dbesc($datarray['parent-uri']), + intval($importer_uid) + ); + q("UPDATE `item` SET `last-child` = 1 WHERE `id` = %d LIMIT 1", + intval($stored_item) + ); + switch ($mailconf[0]['action']) { + case 0: + break; + case 1: + logger("Mail: Deleting ".$msg_uid); + imap_delete($mbox, $msg_uid, FT_UID); + break; + case 2: + logger("Mail: Mark as seen ".$msg_uid); + imap_setflag_full($mbox, $msg_uid, "\\Seen", ST_UID); + break; + case 3: + logger("Mail: Moving ".$msg_uid." to ".$mailconf[0]['movetofolder']); + imap_setflag_full($mbox, $msg_uid, "\\Seen", ST_UID); + if ($mailconf[0]['movetofolder'] != "") + imap_mail_move($mbox, $msg_uid, $mailconf[0]['movetofolder'], FT_UID); + break; + } + } + } + imap_close($mbox); + } + } + elseif($contact['network'] === NETWORK_FACEBOOK) { + // This is picked up by the Facebook plugin on a cron hook. + // Ignored here. + } + + if($xml) { + logger('poller: received xml : ' . $xml, LOGGER_DATA); + if(! strstr($xml,'<?xml')) { + logger('poller: post_handshake: response from ' . $url . ' did not contain XML.'); + $r = q("UPDATE `contact` SET `last-update` = '%s' WHERE `id` = %d LIMIT 1", + dbesc(datetime_convert()), + intval($contact['id']) + ); + return; + } + + + consume_feed($xml,$importer,$contact,$hub,1,1); + + + // do it twice. Ensures that children of parents which may be later in the stream aren't tossed + + consume_feed($xml,$importer,$contact,$hub,1,2); + + $hubmode = 'subscribe'; + if($contact['network'] === NETWORK_DFRN || $contact['blocked'] || $contact['readonly']) + $hubmode = 'unsubscribe'; + + if((strlen($hub)) && ($hub_update) && ($contact['rel'] != CONTACT_IS_FOLLOWER)) { + logger('poller: hub ' . $hubmode . ' : ' . $hub . ' contact name : ' . $contact['name'] . ' local user : ' . $importer['name']); + $hubs = explode(',', $hub); + if(count($hubs)) { + foreach($hubs as $h) { + $h = trim($h); + if(! strlen($h)) + continue; + subscribe_to_hub($h,$importer,$contact,$hubmode); + } + } + } + } + + $updated = datetime_convert(); + + $r = q("UPDATE `contact` SET `last-update` = '%s', `success_update` = '%s' WHERE `id` = %d LIMIT 1", + dbesc($updated), + dbesc($updated), + intval($contact['id']) + ); + + + // load current friends if possible. + + if($contact['poco']) { + $r = q("SELECT count(*) as total from glink + where `cid` = %d and updated > UTC_TIMESTAMP() - INTERVAL 1 DAY", + intval($contact['id']) + ); + } + if(count($r)) { + if(! $r[0]['total']) { + poco_load($contact['id'],$importer_uid,0,$contact['poco']); + } + } + + return; +} + +if (array_search(__file__,get_included_files())===0){ + onepoll_run($argv,$argc); + killme(); +} |