friendica_2021-01/include/onepoll.php

585 lines
19 KiB
PHP

<?php
require_once("boot.php");
function RemoveReply($subject) {
while (in_array(strtolower(substr($subject, 0, 3)), array("re:", "aw:")))
$subject = trim(substr($subject, 4));
return($subject);
}
function onepoll_run(&$argv, &$argc){
global $a, $db;
if(is_null($a)) {
$a = new App;
}
if(is_null($db)) {
@include(".htconfig.php");
require_once("include/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');
require_once('include/queue_fn.php');
load_config('config');
load_config('system');
$a->set_baseurl(get_config('system','url'));
load_hooks();
logger('onepoll: start');
$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.
$contacts = q("SELECT `contact`.* FROM `contact`
WHERE ( `rel` = %d OR `rel` = %d ) AND `poll` != ''
AND NOT `network` IN ( '%s', '%s' )
AND `contact`.`id` = %d
AND `self` = 0 AND `contact`.`blocked` = 0 AND `contact`.`readonly` = 0
AND `contact`.`archive` = 0 LIMIT 1",
intval(CONTACT_IS_SHARING),
intval(CONTACT_IS_FRIEND),
dbesc(NETWORK_DIASPORA),
dbesc(NETWORK_FACEBOOK),
intval($contact_id)
);
if(! count($contacts)) {
return;
}
$contact = $contacts[0];
$xml = false;
$t = $contact['last-update'];
if($contact['subhub']) {
$poll_interval = get_config('system','pushpoll_frequency');
$contact['priority'] = (($poll_interval !== false) ? intval($poll_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.
$perm = 'rw';
// But this may be our first communication, so set the writable flag if it isn't set already.
if(! intval($contact['writable']))
q("update contact set writable = 1 where id = %d limit 1", intval($contact['id']));
$url = $contact['poll'] . '?dfrn_id=' . $idtosend
. '&dfrn_version=' . DFRN_PROTOCOL_VERSION
. '&type=data&last_update=' . $last_update
. '&perm=' . $perm ;
$handshake_xml = fetch_url($url);
$html_code = $a->get_curl_code();
logger('onepoll: handshake with url ' . $url . ' returns xml: ' . $handshake_xml, LOGGER_DATA);
if((! strlen($handshake_xml)) || ($html_code >= 400) || (! $html_code)) {
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 ' . $url . ' did not contain XML.');
mark_for_death($contact);
$r = q("UPDATE `contact` SET `last-update` = '%s' WHERE `id` = %d LIMIT 1",
dbesc(datetime_convert()),
intval($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 || $contact['rel'] == CONTACT_IS_FRIEND)) ? 1 : 0);
if($contact['network'] === NETWORK_OSTATUS && get_pconfig($importer_uid,'system','ostatus_autofriend'))
$stat_writeable = 1;
if($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 to " . $mailconf[0]['user']);
if($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($msgs)." mails for ".$mailconf[0]['user'], LOGGER_DEBUG);
$metas = email_msg_meta($mbox,implode(',',$msgs));
if(count($metas) != count($msgs)) {
logger("onepoll: for " . $mailconf[0]['user'] . " there are ". count($msgs) . " messages but received " . count($metas) . " metas", LOGGER_DEBUG);
}
else {
$msgs = array_combine($msgs, $metas);
foreach($msgs as $msg_uid => $meta) {
logger("Mail: Parsing mail ".$msg_uid, LOGGER_DATA);
$datarray = array();
// $meta = email_msg_meta($mbox,$msg_uid);
// $headers = email_msg_headers($mbox,$msg_uid);
$datarray['uri'] = msgid2iri(trim($meta->message_id,'<>'));
// 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 ".$msg_uid." for ".$mailconf[0]['user'],LOGGER_DEBUG);
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 ($mailconf[0]['action']) {
case 0:
logger("Mail: Seen before ".$msg_uid." for ".$mailconf[0]['user'].". Doing nothing.", LOGGER_DEBUG);
break;
case 1:
logger("Mail: Deleting ".$msg_uid." for ".$mailconf[0]['user']);
imap_delete($mbox, $msg_uid, FT_UID);
break;
case 2:
logger("Mail: Mark as seen ".$msg_uid." for ".$mailconf[0]['user']);
imap_setflag_full($mbox, $msg_uid, "\\Seen", ST_UID);
break;
case 3:
logger("Mail: Moving ".$msg_uid." to ".$mailconf[0]['movetofolder']." for ".$mailconf[0]['user']);
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;
}
// look for a 'references' or an 'in-reply-to' header and try to match with a parent item we have locally.
// $raw_refs = ((x($headers,'references')) ? str_replace("\t",'',$headers['references']) : '');
$raw_refs = ((property_exists($meta,'references')) ? str_replace("\t",'',$meta->references) : '');
if(! trim($raw_refs))
$raw_refs = ((property_exists($meta,'in_reply_to')) ? str_replace("\t",'',$meta->in_reply_to) : '');
$raw_refs = trim($raw_refs); // Don't allow a blank reference in $refs_arr
if($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]['parent-uri']; // Set the parent as the top-level item
// $datarray['parent-uri'] = $r[0]['uri'];
}
// 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 a reply?
$reply = ((substr(strtolower($datarray['title']), 0, 3) == "re:") or
(substr(strtolower($datarray['title']), 0, 3) == "re-") or
($raw_refs != ""));
// Remove Reply-signs in the subject
$datarray['title'] = RemoveReply($datarray['title']);
// If it seems to be a reply but a header couldn't be found take the last message with matching subject
if(!x($datarray,'parent-uri') and $reply) {
//$r = q("SELECT `uri` , `parent-uri` FROM `item` WHERE MATCH (`title`) AGAINST ('".'"%s"'."' IN BOOLEAN MODE) AND `uid` = %d ORDER BY `created` DESC LIMIT 1",
$r = q("SELECT `uri` , `parent-uri` FROM `item` WHERE `title` = \"%s\" AND `uid` = %d ORDER BY `created` DESC LIMIT 1",
dbesc(protect_sprintf($datarray['title'])),
intval($importer_uid));
if(count($r))
$datarray['parent-uri'] = $r[0]['parent-uri'];
}
if(! x($datarray,'parent-uri'))
$datarray['parent-uri'] = $datarray['uri'];
$r = email_get_msg($mbox,$msg_uid, $reply);
if(! $r) {
logger("Mail: can't fetch msg ".$msg_uid." for ".$mailconf[0]['user']);
continue;
}
$datarray['body'] = escape_tags($r['body']);
logger("Mail: Importing ".$msg_uid." for ".$mailconf[0]['user']);
// 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;
$fromarr = imap_rfc822_parse_adrlist($fromdecoded, $a->get_hostname());
$frommail = $fromarr[0]->mailbox."@".$fromarr[0]->host;
if (isset($fromarr[0]->personal))
$fromname = $fromarr[0]->personal;
else
$fromname = $frommail;
//$datarray['body'] = "[b]".t('From: ') . escape_tags($fromdecoded) . "[/b]\n\n" . $datarray['body'];
$datarray['author-name'] = $fromname;
$datarray['author-link'] = "mailto:".$frommail;
$datarray['author-avatar'] = $contact['photo'];
$datarray['owner-name'] = $contact['name'];
$datarray['owner-link'] = "mailto:".$contact['addr'];
$datarray['owner-avatar'] = $contact['photo'];
} else {
$datarray['author-name'] = $contact['name'];
$datarray['author-link'] = 'mailbox';
$datarray['author-avatar'] = $contact['photo'];
}
$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'] . '>';
}
$stored_item = item_store($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:
logger("Mail: Seen before ".$msg_uid." for ".$mailconf[0]['user'].". Doing nothing.", LOGGER_DEBUG);
break;
case 1:
logger("Mail: Deleting ".$msg_uid." for ".$mailconf[0]['user']);
imap_delete($mbox, $msg_uid, FT_UID);
break;
case 2:
logger("Mail: Mark as seen ".$msg_uid." for ".$mailconf[0]['user']);
imap_setflag_full($mbox, $msg_uid, "\\Seen", ST_UID);
break;
case 3:
logger("Mail: Moving ".$msg_uid." to ".$mailconf[0]['movetofolder']." for ".$mailconf[0]['user']);
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')) && (! strstr($xml,'<rss'))) {
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'])
$hubmode = 'unsubscribe';
if($contact['network'] === NETWORK_OSTATUS && (! $contact['hub-verify']))
$hub_update = true;
if((strlen($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();
}