267 lines
6.9 KiB
PHP
267 lines
6.9 KiB
PHP
<?php
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require_once("boot.php");
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function onepoll_run($argv, $argc){
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global $a, $db;
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if(is_null($a)) {
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$a = new App;
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}
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if(is_null($db)) {
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@include(".htconfig.php");
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require_once("dba.php");
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$db = new dba($db_host, $db_user, $db_pass, $db_data);
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unset($db_host, $db_user, $db_pass, $db_data);
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};
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require_once('include/session.php');
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require_once('include/datetime.php');
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require_once('library/simplepie/simplepie.inc');
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require_once('include/items.php');
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require_once('include/Contact.php');
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require_once('include/email.php');
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require_once('include/socgraph.php');
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require_once('include/queue_fn.php');
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load_config('config');
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load_config('system');
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$a->set_baseurl(get_config('system','url'));
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load_hooks();
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logger('onepoll: start');
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$manual_id = 0;
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$generation = 0;
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$force = false;
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$restart = false;
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if(($argc > 1) && (intval($argv[1])))
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$contact_id = intval($argv[1]);
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if(! $contact_id) {
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logger('onepoll: no contact');
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return;
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}
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$d = datetime_convert();
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// Only poll from those with suitable relationships,
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$contacts = q("SELECT `contact`.* FROM `contact`
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WHERE ( `rel` = %d OR `rel` = %d ) AND `poll` != ''
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AND `contact`.`id` = %d
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AND `self` = 0 AND `contact`.`blocked` = 0 AND `contact`.`readonly` = 0
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AND `contact`.`archive` = 0 LIMIT 1",
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intval(CONTACT_IS_SHARING),
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intval(CONTACT_IS_FRIEND),
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intval($contact_id)
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);
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if(! count($contacts)) {
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return;
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}
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$contact = $contacts[0];
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$xml = false;
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$t = $contact['last_update'];
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$importer_uid = $contact['uid'];
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$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",
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intval($importer_uid)
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);
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if(! count($r))
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return;
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$importer = $r[0];
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logger("onepoll: poll: ({$contact['id']}) IMPORTER: {$importer['name']}, CONTACT: {$contact['name']}");
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$last_update = (($contact['last_update'] === '0000-00-00 00:00:00')
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? datetime_convert('UTC','UTC','now - 7 days', ATOM_TIME)
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: datetime_convert('UTC','UTC',$contact['last_update'], ATOM_TIME)
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);
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if($contact['network'] === NETWORK_DFRN) {
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$idtosend = $orig_id = (($contact['dfrn_id']) ? $contact['dfrn_id'] : $contact['issued_id']);
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if(intval($contact['duplex']) && $contact['dfrn_id'])
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$idtosend = '0:' . $orig_id;
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if(intval($contact['duplex']) && $contact['issued_id'])
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$idtosend = '1:' . $orig_id;
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// they have permission to write to us. We already filtered this in the contact query.
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$perm = 'rw';
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$url = $contact['poll'] . '?dfrn_id=' . $idtosend
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. '&dfrn_version=' . DFRN_PROTOCOL_VERSION
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. '&type=data&last_update=' . $last_update
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. '&perm=' . $perm ;
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$handshake_xml = fetch_url($url);
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$html_code = $a->get_curl_code();
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logger('onepoll: handshake with url ' . $url . ' returns xml: ' . $handshake_xml, LOGGER_DATA);
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if((! strlen($handshake_xml)) || ($html_code >= 400) || (! $html_code)) {
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logger("poller: $url appears to be dead - marking for death ");
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// dead connection - might be a transient event, or this might
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// mean the software was uninstalled or the domain expired.
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// Will keep trying for one month.
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mark_for_death($contact);
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// set the last_update so we don't keep polling
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$r = q("UPDATE `contact` SET `last_update` = '%s' WHERE `id` = %d LIMIT 1",
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dbesc(datetime_convert()),
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intval($contact['id'])
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);
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return;
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}
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if(! strstr($handshake_xml,'<?xml')) {
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logger('poller: response from ' . $url . ' did not contain XML.');
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mark_for_death($contact);
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$r = q("UPDATE `contact` SET `last_update` = '%s' WHERE `id` = %d LIMIT 1",
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dbesc(datetime_convert()),
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intval($contact['id'])
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);
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return;
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}
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$res = parse_xml_string($handshake_xml);
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if(intval($res->status) == 1) {
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logger("poller: $url replied status 1 - marking for death ");
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// we may not be friends anymore. Will keep trying for one month.
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// set the last_update so we don't keep polling
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$r = q("UPDATE `contact` SET `last_update` = '%s' WHERE `id` = %d LIMIT 1",
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dbesc(datetime_convert()),
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intval($contact['id'])
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);
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mark_for_death($contact);
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}
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else {
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if($contact['term_date'] != '0000-00-00 00:00:00') {
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logger("poller: $url back from the dead - removing mark for death");
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unmark_for_death($contact);
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}
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}
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if((intval($res->status) != 0) || (! strlen($res->challenge)) || (! strlen($res->dfrn_id)))
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return;
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if(((float) $res->dfrn_version > 2.21) && ($contact['poco'] == '')) {
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q("update contact set poco = '%s' where id = %d limit 1",
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dbesc(str_replace('/channel/','/poco/', $contact['url'])),
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intval($contact['id'])
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);
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}
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$postvars = array();
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$sent_dfrn_id = hex2bin((string) $res->dfrn_id);
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$challenge = hex2bin((string) $res->challenge);
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$final_dfrn_id = '';
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if(($contact['duplex']) && strlen($contact['prvkey'])) {
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openssl_private_decrypt($sent_dfrn_id,$final_dfrn_id,$contact['prvkey']);
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openssl_private_decrypt($challenge,$postvars['challenge'],$contact['prvkey']);
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}
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else {
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openssl_public_decrypt($sent_dfrn_id,$final_dfrn_id,$contact['pubkey']);
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openssl_public_decrypt($challenge,$postvars['challenge'],$contact['pubkey']);
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}
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$final_dfrn_id = substr($final_dfrn_id, 0, strpos($final_dfrn_id, '.'));
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if(strpos($final_dfrn_id,':') == 1)
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$final_dfrn_id = substr($final_dfrn_id,2);
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if($final_dfrn_id != $orig_id) {
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logger('poller: ID did not decode: ' . $contact['id'] . ' orig: ' . $orig_id . ' final: ' . $final_dfrn_id);
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// did not decode properly - cannot trust this site
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return;
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}
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$postvars['dfrn_id'] = $idtosend;
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$postvars['dfrn_version'] = DFRN_PROTOCOL_VERSION;
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$postvars['perm'] = 'rw';
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$xml = post_url($contact['poll'],$postvars);
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}
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if($xml) {
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logger('poller: received xml : ' . $xml, LOGGER_DATA);
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if((! strstr($xml,'<?xml')) && (! strstr($xml,'<rss'))) {
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logger('poller: post_handshake: response from ' . $url . ' did not contain XML.');
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$r = q("UPDATE `contact` SET `last_update` = '%s' WHERE `id` = %d LIMIT 1",
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dbesc(datetime_convert()),
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intval($contact['id'])
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);
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return;
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}
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consume_feed($xml,$importer,$contact,$hub,1,1);
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// do it twice. Ensures that children of parents which may be later in the stream aren't tossed
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consume_feed($xml,$importer,$contact,$hub,1,2);
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}
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$updated = datetime_convert();
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$r = q("UPDATE `contact` SET `last_update` = '%s', `success_update` = '%s' WHERE `id` = %d LIMIT 1",
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dbesc($updated),
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dbesc($updated),
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intval($contact['id'])
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);
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// load current friends if possible.
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if($contact['poco']) {
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$r = q("SELECT count(*) as total from glink
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where `cid` = %d and updated > UTC_TIMESTAMP() - INTERVAL 1 DAY",
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intval($contact['id'])
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);
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}
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if(count($r)) {
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if(! $r[0]['total']) {
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poco_load($contact['id'],$importer_uid,0,$contact['poco']);
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}
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}
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return;
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}
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if (array_search(__file__,get_included_files())===0){
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onepoll_run($argv,$argc);
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killme();
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}
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