示例#1
0
function notifier_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, $db_data);
    }
    require_once "include/session.php";
    require_once "include/datetime.php";
    require_once 'include/items.php';
    require_once 'include/bbcode.php';
    require_once 'include/email.php';
    load_config('config');
    load_config('system');
    load_hooks();
    if ($argc < 3) {
        return;
    }
    $a->set_baseurl(get_config('system', 'url'));
    logger('notifier: invoked: ' . print_r($argv, true), LOGGER_DEBUG);
    $cmd = $argv[1];
    switch ($cmd) {
        case 'mail':
        default:
            $item_id = intval($argv[2]);
            if (!$item_id) {
                return;
            }
            break;
    }
    $expire = false;
    $mail = false;
    $fsuggest = false;
    $relocate = false;
    $top_level = false;
    $recipients = array();
    $url_recipients = array();
    $normal_mode = true;
    if ($cmd === 'mail') {
        $normal_mode = false;
        $mail = true;
        $message = q("SELECT * FROM `mail` WHERE `id` = %d LIMIT 1", intval($item_id));
        if (!count($message)) {
            return;
        }
        $uid = $message[0]['uid'];
        $recipients[] = $message[0]['contact-id'];
        $item = $message[0];
    } elseif ($cmd === 'expire') {
        $normal_mode = false;
        $expire = true;
        $items = q("SELECT * FROM `item` WHERE `uid` = %d AND `wall` = 1\n\t\t\tAND `deleted` = 1 AND `changed` > UTC_TIMESTAMP() - INTERVAL 10 MINUTE", intval($item_id));
        $uid = $item_id;
        $item_id = 0;
        if (!count($items)) {
            return;
        }
    } elseif ($cmd === 'suggest') {
        $normal_mode = false;
        $fsuggest = true;
        $suggest = q("SELECT * FROM `fsuggest` WHERE `id` = %d LIMIT 1", intval($item_id));
        if (!count($suggest)) {
            return;
        }
        $uid = $suggest[0]['uid'];
        $recipients[] = $suggest[0]['cid'];
        $item = $suggest[0];
    } elseif ($cmd === 'removeme') {
        $r = q("SELECT * FROM `user` WHERE `uid` = %d LIMIT 1", intval($item_id));
        if (!$r) {
            return;
        }
        $user = $r[0];
        $r = q("SELECT * FROM `contact` WHERE `uid` = %d AND `self` = 1 LIMIT 1", intval($item_id));
        if (!$r) {
            return;
        }
        $self = $r[0];
        $r = q("SELECT * FROM `contact` WHERE `self` = 0 AND `uid` = %d", intval($item_id));
        if (!$r) {
            return;
        }
        require_once 'include/Contact.php';
        foreach ($r as $contact) {
            terminate_friendship($user, $self, $contact);
        }
        return;
    } elseif ($cmd === 'relocate') {
        $normal_mode = false;
        $relocate = true;
        $uid = $item_id;
    } else {
        // find ancestors
        $r = q("SELECT * FROM `item` WHERE `id` = %d and visible = 1 and moderated = 0 LIMIT 1", intval($item_id));
        if (!count($r) || !intval($r[0]['parent'])) {
            return;
        }
        $target_item = $r[0];
        $parent_id = intval($r[0]['parent']);
        $uid = $r[0]['uid'];
        $updated = $r[0]['edited'];
        // POSSIBLE CLEANUP --> The following seems superfluous. We've already checked for "if (! intval($r[0]['parent']))" a few lines up
        if (!$parent_id) {
            return;
        }
        $items = q("SELECT `item`.*, `sign`.`signed_text`,`sign`.`signature`,`sign`.`signer`\n\t\t\tFROM `item` LEFT JOIN `sign` ON `sign`.`iid` = `item`.`id` WHERE `parent` = %d and visible = 1 and moderated = 0 ORDER BY `id` ASC", intval($parent_id));
        if (!count($items)) {
            return;
        }
        // avoid race condition with deleting entries
        if ($items[0]['deleted']) {
            foreach ($items as $item) {
                $item['deleted'] = 1;
            }
        }
        if (count($items) == 1 && $items[0]['id'] === $target_item['id'] && $items[0]['uri'] === $items[0]['parent-uri']) {
            logger('notifier: top level post');
            $top_level = true;
        }
    }
    $r = q("SELECT `contact`.*, `user`.`pubkey` AS `upubkey`, `user`.`prvkey` AS `uprvkey`,\n\t\t`user`.`timezone`, `user`.`nickname`, `user`.`sprvkey`, `user`.`spubkey`,\n\t\t`user`.`page-flags`, `user`.`prvnets`\n\t\tFROM `contact` INNER JOIN `user` ON `user`.`uid` = `contact`.`uid`\n\t\tWHERE `contact`.`uid` = %d AND `contact`.`self` = 1 LIMIT 1", intval($uid));
    if (!count($r)) {
        return;
    }
    $owner = $r[0];
    $walltowall = $top_level && $owner['id'] != $items[0]['contact-id'] ? true : false;
    $hub = get_config('system', 'huburl');
    // If this is a public conversation, notify the feed hub
    $public_message = true;
    // Do a PuSH
    $push_notify = false;
    // fill this in with a single salmon slap if applicable
    $slap = '';
    if (!($mail || $fsuggest || $relocate)) {
        require_once 'include/group.php';
        $parent = $items[0];
        $thr_parent = q("SELECT `network` FROM `item` WHERE `uri` = '%s' AND `uid` = %d", dbesc($target_item["thr-parent"]), intval($target_item["uid"]));
        logger('Parent is ' . $parent['network'] . '. Thread parent is ' . $thr_parent[0]['network'], LOGGER_DEBUG);
        // This is IMPORTANT!!!!
        // We will only send a "notify owner to relay" or followup message if the referenced post
        // originated on our system by virtue of having our hostname somewhere
        // in the URI, AND it was a comment (not top_level) AND the parent originated elsewhere.
        // if $parent['wall'] == 1 we will already have the parent message in our array
        // and we will relay the whole lot.
        // expire sends an entire group of expire messages and cannot be forwarded.
        // However the conversation owner will be a part of the conversation and will
        // be notified during this run.
        // Other DFRN conversation members will be alerted during polled updates.
        // Diaspora members currently are not notified of expirations, and other networks have
        // either limited or no ability to process deletions. We should at least fix Diaspora
        // by stringing togther an array of retractions and sending them onward.
        $localhost = str_replace('www.', '', $a->get_hostname());
        if (strpos($localhost, ':')) {
            $localhost = substr($localhost, 0, strpos($localhost, ':'));
        }
        /**
         *
         * Be VERY CAREFUL if you make any changes to the following several lines. Seemingly innocuous changes
         * have been known to cause runaway conditions which affected several servers, along with
         * permissions issues.
         *
         */
        $relay_to_owner = false;
        if (!$top_level && $parent['wall'] == 0 && !$expire && stristr($target_item['uri'], $localhost)) {
            $relay_to_owner = true;
        }
        if ($cmd === 'uplink' && intval($parent['forum_mode']) == 1 && !$top_level) {
            $relay_to_owner = true;
        }
        // until the 'origin' flag has been in use for several months
        // we will just use it as a fallback test
        // later we will be able to use it as the primary test of whether or not to relay.
        if (!$target_item['origin']) {
            $relay_to_owner = false;
        }
        if ($parent['origin']) {
            $relay_to_owner = false;
        }
        if ($relay_to_owner) {
            logger('notifier: followup ' . $target_item["guid"], LOGGER_DEBUG);
            // local followup to remote post
            $followup = true;
            $public_message = false;
            // not public
            $conversant_str = dbesc($parent['contact-id']);
            $recipients = array($parent['contact-id']);
            if (!$target_item['private'] and $target_item['wall'] and strlen($target_item['allow_cid'] . $target_item['allow_gid'] . $target_item['deny_cid'] . $target_item['deny_gid']) == 0) {
                $push_notify = true;
            }
            // We notify Friendica users in the thread when it is an OStatus thread.
            // Hopefully this transfers the messages to the other Friendica servers. (Untested)
            if ($thr_parent and $thr_parent[0]['network'] == NETWORK_OSTATUS or $parent['network'] == NETWORK_OSTATUS) {
                $push_notify = true;
                if ($parent["network"] == NETWORK_OSTATUS) {
                    $r = q("SELECT `author-link` FROM `item` WHERE `parent` = %d AND `author-link` != '%s'", intval($target_item["parent"]), dbesc($owner['url']));
                    foreach ($r as $parent_item) {
                        $probed_contact = probe_url($parent_item["author-link"]);
                        if ($probed_contact["notify"] != "" and $probed_contact["network"] == NETWORK_DFRN) {
                            logger('Notify Friendica user ' . $probed_contact["url"] . ': ' . $probed_contact["notify"]);
                            $url_recipients[$probed_contact["notify"]] = $probed_contact["notify"];
                        }
                    }
                }
                if (count($url_recipients)) {
                    logger("url_recipients " . print_r($url_recipients, true));
                }
            }
        } else {
            $followup = false;
            logger('Distributing directly ' . $target_item["guid"], LOGGER_DEBUG);
            // don't send deletions onward for other people's stuff
            if ($target_item['deleted'] && !intval($target_item['wall'])) {
                logger('notifier: ignoring delete notification for non-wall item');
                return;
            }
            if (strlen($parent['allow_cid']) || strlen($parent['allow_gid']) || strlen($parent['deny_cid']) || strlen($parent['deny_gid'])) {
                $public_message = false;
                // private recipients, not public
            }
            $allow_people = expand_acl($parent['allow_cid']);
            $allow_groups = expand_groups(expand_acl($parent['allow_gid']), true);
            $deny_people = expand_acl($parent['deny_cid']);
            $deny_groups = expand_groups(expand_acl($parent['deny_gid']));
            // if our parent is a public forum (forum_mode == 1), uplink to the origional author causing
            // a delivery fork. private groups (forum_mode == 2) do not uplink
            if (intval($parent['forum_mode']) == 1 && !$top_level && $cmd !== 'uplink') {
                proc_run('php', 'include/notifier.php', 'uplink', $item_id);
            }
            $conversants = array();
            foreach ($items as $item) {
                $recipients[] = $item['contact-id'];
                $conversants[] = $item['contact-id'];
                // pull out additional tagged people to notify (if public message)
                if ($public_message && strlen($item['inform'])) {
                    $people = explode(',', $item['inform']);
                    foreach ($people as $person) {
                        if (substr($person, 0, 4) === 'cid:') {
                            $recipients[] = intval(substr($person, 4));
                            $conversants[] = intval(substr($person, 4));
                        } else {
                            $url_recipients[] = substr($person, 4);
                        }
                    }
                }
            }
            if (count($url_recipients)) {
                logger('notifier: ' . $target_item["guid"] . ' url_recipients ' . print_r($url_recipients, true));
            }
            $conversants = array_unique($conversants);
            $recipients = array_unique(array_merge($recipients, $allow_people, $allow_groups));
            $deny = array_unique(array_merge($deny_people, $deny_groups));
            $recipients = array_diff($recipients, $deny);
            $conversant_str = dbesc(implode(', ', $conversants));
        }
        // If the thread parent is OStatus then do some magic to distribute the messages.
        // We have not only to look at the parent, since it could be a Friendica thread.
        if ($thr_parent and $thr_parent[0]['network'] == NETWORK_OSTATUS or $parent['network'] == NETWORK_OSTATUS) {
            logger('Some parent is OStatus for ' . $target_item["guid"], LOGGER_DEBUG);
            // Send a salmon notification to every person we mentioned in the post
            $arr = explode(',', $target_item['tag']);
            foreach ($arr as $x) {
                //logger('Checking tag '.$x, LOGGER_DEBUG);
                $matches = null;
                if (preg_match('/@\\[url=([^\\]]*)\\]/', $x, $matches)) {
                    $probed_contact = probe_url($matches[1]);
                    if ($probed_contact["notify"] != "") {
                        logger('Notify mentioned user ' . $probed_contact["url"] . ': ' . $probed_contact["notify"]);
                        $url_recipients[$probed_contact["notify"]] = $probed_contact["notify"];
                    }
                }
            }
            // It only makes sense to distribute answers to OStatus messages to Friendica and OStatus - but not Diaspora
            $sql_extra = " AND `network` IN ('" . NETWORK_OSTATUS . "', '" . NETWORK_DFRN . "')";
        } else {
            $sql_extra = "";
        }
        $r = q("SELECT * FROM `contact` WHERE `id` IN ({$conversant_str}) AND `blocked` = 0 AND `pending` = 0 AND `archive` = 0" . $sql_extra);
        if (count($r)) {
            $contacts = $r;
        }
    }
    $feed_template = get_markup_template('atom_feed.tpl');
    $mail_template = get_markup_template('atom_mail.tpl');
    $atom = '';
    $slaps = array();
    $hubxml = feed_hublinks();
    $birthday = feed_birthday($owner['uid'], $owner['timezone']);
    if (strlen($birthday)) {
        $birthday = '<dfrn:birthday>' . xmlify($birthday) . '</dfrn:birthday>';
    }
    $atom .= replace_macros($feed_template, array('$version' => xmlify(FRIENDICA_VERSION), '$feed_id' => xmlify($a->get_baseurl() . '/profile/' . $owner['nickname']), '$feed_title' => xmlify($owner['name']), '$feed_updated' => xmlify(datetime_convert('UTC', 'UTC', $updated . '+00:00', ATOM_TIME)), '$hub' => $hubxml, '$salmon' => '', '$name' => xmlify($owner['name']), '$profile_page' => xmlify($owner['url']), '$photo' => xmlify($owner['photo']), '$thumb' => xmlify($owner['thumb']), '$picdate' => xmlify(datetime_convert('UTC', 'UTC', $owner['avatar-date'] . '+00:00', ATOM_TIME)), '$uridate' => xmlify(datetime_convert('UTC', 'UTC', $owner['uri-date'] . '+00:00', ATOM_TIME)), '$namdate' => xmlify(datetime_convert('UTC', 'UTC', $owner['name-date'] . '+00:00', ATOM_TIME)), '$birthday' => $birthday, '$community' => $owner['page-flags'] == PAGE_COMMUNITY ? '<dfrn:community>1</dfrn:community>' : ''));
    if ($mail) {
        $public_message = false;
        // mail is  not public
        $body = fix_private_photos($item['body'], $owner['uid'], null, $message[0]['contact-id']);
        $atom .= replace_macros($mail_template, array('$name' => xmlify($owner['name']), '$profile_page' => xmlify($owner['url']), '$thumb' => xmlify($owner['thumb']), '$item_id' => xmlify($item['uri']), '$subject' => xmlify($item['title']), '$created' => xmlify(datetime_convert('UTC', 'UTC', $item['created'] . '+00:00', ATOM_TIME)), '$content' => xmlify($body), '$parent_id' => xmlify($item['parent-uri'])));
    } elseif ($fsuggest) {
        $public_message = false;
        // suggestions are not public
        $sugg_template = get_markup_template('atom_suggest.tpl');
        $atom .= replace_macros($sugg_template, array('$name' => xmlify($item['name']), '$url' => xmlify($item['url']), '$photo' => xmlify($item['photo']), '$request' => xmlify($item['request']), '$note' => xmlify($item['note'])));
        // We don't need this any more
        q("DELETE FROM `fsuggest` WHERE `id` = %d LIMIT 1", intval($item['id']));
    } elseif ($relocate) {
        $public_message = false;
        // suggestions are not public
        $sugg_template = get_markup_template('atom_relocate.tpl');
        /* get site pubkey. this could be a new installation with no site keys*/
        $pubkey = get_config('system', 'site_pubkey');
        if (!$pubkey) {
            $res = new_keypair(1024);
            set_config('system', 'site_prvkey', $res['prvkey']);
            set_config('system', 'site_pubkey', $res['pubkey']);
        }
        $rp = q("SELECT `resource-id` , `scale`, type FROM `photo` \n\t\t\t\t\t\tWHERE `profile` = 1 AND `uid` = %d ORDER BY scale;", $uid);
        $photos = array();
        $ext = Photo::supportedTypes();
        foreach ($rp as $p) {
            $photos[$p['scale']] = $a->get_baseurl() . '/photo/' . $p['resource-id'] . '-' . $p['scale'] . '.' . $ext[$p['type']];
        }
        unset($rp, $ext);
        $atom .= replace_macros($sugg_template, array('$name' => xmlify($owner['name']), '$photo' => xmlify($photos[4]), '$thumb' => xmlify($photos[5]), '$micro' => xmlify($photos[6]), '$url' => xmlify($owner['url']), '$request' => xmlify($owner['request']), '$confirm' => xmlify($owner['confirm']), '$notify' => xmlify($owner['notify']), '$poll' => xmlify($owner['poll']), '$sitepubkey' => xmlify(get_config('system', 'site_pubkey'))));
        $recipients_relocate = q("SELECT * FROM contact WHERE uid = %d  AND self = 0 AND network = '%s'", intval($uid), NETWORK_DFRN);
        unset($photos);
    } else {
        $slap = ostatus_salmon($target_item, $owner);
        //$slap = atom_entry($target_item,'html',null,$owner,false);
        if ($followup) {
            foreach ($items as $item) {
                // there is only one item
                if (!$item['parent']) {
                    continue;
                }
                if ($item['id'] == $item_id) {
                    logger('notifier: followup: item: ' . print_r($item, true), LOGGER_DATA);
                    //$slap  = atom_entry($item,'html',null,$owner,false);
                    $atom .= atom_entry($item, 'text', null, $owner, false);
                }
            }
        } else {
            foreach ($items as $item) {
                if (!$item['parent']) {
                    continue;
                }
                // private emails may be in included in public conversations. Filter them.
                if ($public_message && $item['private'] == 1) {
                    continue;
                }
                $contact = get_item_contact($item, $contacts);
                if (!$contact) {
                    continue;
                }
                if ($normal_mode) {
                    // we only need the current item, but include the parent because without it
                    // older sites without a corresponding dfrn_notify change may do the wrong thing.
                    if ($item_id == $item['id'] || $item['id'] == $item['parent']) {
                        $atom .= atom_entry($item, 'text', null, $owner, true);
                    }
                } else {
                    $atom .= atom_entry($item, 'text', null, $owner, true);
                }
                if ($top_level && $public_message && $item['author-link'] === $item['owner-link'] && !$expire) {
                    $slaps[] = ostatus_salmon($item, $owner);
                }
                //$slaps[] = atom_entry($item,'html',null,$owner,true);
            }
        }
    }
    $atom .= '</feed>' . "\r\n";
    logger('notifier: ' . $atom, LOGGER_DATA);
    logger('notifier: slaps: ' . print_r($slaps, true), LOGGER_DATA);
    // If this is a public message and pubmail is set on the parent, include all your email contacts
    $mail_disabled = function_exists('imap_open') && !get_config('system', 'imap_disabled') ? 0 : 1;
    if (!$mail_disabled) {
        if (!strlen($target_item['allow_cid']) && !strlen($target_item['allow_gid']) && !strlen($target_item['deny_cid']) && !strlen($target_item['deny_gid']) && intval($target_item['pubmail'])) {
            $r = q("SELECT * FROM `contact` WHERE `uid` = %d AND `network` = '%s'", intval($uid), dbesc(NETWORK_MAIL));
            if (count($r)) {
                foreach ($r as $rr) {
                    $recipients[] = $rr['id'];
                }
            }
        }
    }
    if ($followup) {
        $recip_str = $parent['contact-id'];
    } else {
        $recip_str = implode(', ', $recipients);
    }
    if ($relocate) {
        $r = $recipients_relocate;
    } else {
        $r = q("SELECT * FROM `contact` WHERE `id` IN ( %s ) AND `blocked` = 0 AND `pending` = 0 ", dbesc($recip_str));
    }
    require_once 'include/salmon.php';
    $interval = get_config('system', 'delivery_interval') === false ? 2 : intval(get_config('system', 'delivery_interval'));
    // If we are using the worker we don't need a delivery interval
    if (get_config("system", "worker")) {
        $interval = false;
    }
    // delivery loop
    if (count($r)) {
        foreach ($r as $contact) {
            if (!$mail && !$fsuggest && !$followup && !$relocate && !$contact['self']) {
                if ($contact['network'] === NETWORK_DIASPORA && $public_message) {
                    continue;
                }
                q("insert into deliverq ( `cmd`,`item`,`contact` ) values ('%s', %d, %d )", dbesc($cmd), intval($item_id), intval($contact['id']));
            }
        }
        // This controls the number of deliveries to execute with each separate delivery process.
        // By default we'll perform one delivery per process. Assuming a hostile shared hosting
        // provider, this provides the greatest chance of deliveries if processes start getting
        // killed. We can also space them out with the delivery_interval to also help avoid them
        // getting whacked.
        // If $deliveries_per_process > 1, we will chain this number of multiple deliveries
        // together into a single process. This will reduce the overall number of processes
        // spawned for each delivery, but they will run longer.
        // When using the workerqueue, we don't need this functionality.
        $deliveries_per_process = intval(get_config('system', 'delivery_batch_count'));
        if ($deliveries_per_process <= 0 or get_config("system", "worker")) {
            $deliveries_per_process = 1;
        }
        $this_batch = array();
        for ($x = 0; $x < count($r); $x++) {
            $contact = $r[$x];
            if ($contact['self']) {
                continue;
            }
            logger("Deliver " . $target_item["guid"] . " to " . $contact['url'], LOGGER_DEBUG);
            // potentially more than one recipient. Start a new process and space them out a bit.
            // we will deliver single recipient types of message and email recipients here.
            if (!$mail && !$fsuggest && !$relocate && !$followup) {
                $this_batch[] = $contact['id'];
                if (count($this_batch) == $deliveries_per_process) {
                    proc_run('php', 'include/delivery.php', $cmd, $item_id, $this_batch);
                    $this_batch = array();
                    if ($interval) {
                        @time_sleep_until(microtime(true) + (double) $interval);
                    }
                }
                continue;
            }
            // be sure to pick up any stragglers
            if (count($this_batch)) {
                proc_run('php', 'include/delivery.php', $cmd, $item_id, $this_batch);
            }
            $deliver_status = 0;
            logger("main delivery by notifier: followup={$followup} mail={$mail} fsuggest={$fsuggest} relocate={$relocate}");
            switch ($contact['network']) {
                case NETWORK_DFRN:
                    // perform local delivery if we are on the same site
                    $basepath = implode('/', array_slice(explode('/', $contact['url']), 0, 3));
                    if (link_compare($basepath, $a->get_baseurl())) {
                        $nickname = basename($contact['url']);
                        if ($contact['issued-id']) {
                            $sql_extra = sprintf(" AND `dfrn-id` = '%s' ", dbesc($contact['issued-id']));
                        } else {
                            $sql_extra = sprintf(" AND `issued-id` = '%s' ", dbesc($contact['dfrn-id']));
                        }
                        $x = q("SELECT\t`contact`.*, `contact`.`uid` AS `importer_uid`,\n\t\t\t\t\t\t\t`contact`.`pubkey` AS `cpubkey`,\n\t\t\t\t\t\t\t`contact`.`prvkey` AS `cprvkey`,\n\t\t\t\t\t\t\t`contact`.`thumb` AS `thumb`,\n\t\t\t\t\t\t\t`contact`.`url` as `url`,\n\t\t\t\t\t\t\t`contact`.`name` as `senderName`,\n\t\t\t\t\t\t\t`user`.*\n\t\t\t\t\t\t\tFROM `contact`\n\t\t\t\t\t\t\tINNER JOIN `user` ON `contact`.`uid` = `user`.`uid`\n\t\t\t\t\t\t\tWHERE `contact`.`blocked` = 0 AND `contact`.`archive` = 0\n\t\t\t\t\t\t\tAND `contact`.`pending` = 0\n\t\t\t\t\t\t\tAND `contact`.`network` = '%s' AND `user`.`nickname` = '%s'\n\t\t\t\t\t\t\t{$sql_extra}\n\t\t\t\t\t\t\tAND `user`.`account_expired` = 0 AND `user`.`account_removed` = 0 LIMIT 1", dbesc(NETWORK_DFRN), dbesc($nickname));
                        if ($x && count($x)) {
                            $write_flag = $x[0]['rel'] && $x[0]['rel'] != CONTACT_IS_SHARING ? true : false;
                            if (($owner['page-flags'] == PAGE_COMMUNITY || $write_flag) && !$x[0]['writable']) {
                                q("update contact set writable = 1 where id = %d", intval($x[0]['id']));
                                $x[0]['writable'] = 1;
                            }
                            // if contact's ssl policy changed, which we just determined
                            // is on our own server, update our contact links
                            $ssl_policy = get_config('system', 'ssl_policy');
                            fix_contact_ssl_policy($x[0], $ssl_policy);
                            // If we are setup as a soapbox we aren't accepting top level posts from this person
                            if ($x[0]['page-flags'] == PAGE_SOAPBOX and $top_level) {
                                break;
                            }
                            require_once 'library/simplepie/simplepie.inc';
                            logger('mod-delivery: local delivery');
                            local_delivery($x[0], $atom);
                            break;
                        }
                    }
                    logger('notifier: dfrndelivery: ' . $contact['name']);
                    $deliver_status = dfrn_deliver($owner, $contact, $atom);
                    logger('notifier: dfrn_delivery returns ' . $deliver_status);
                    if ($deliver_status == -1) {
                        logger('notifier: delivery failed: queuing message');
                        // queue message for redelivery
                        add_to_queue($contact['id'], NETWORK_DFRN, $atom);
                    }
                    break;
                case NETWORK_OSTATUS:
                    // Do not send to ostatus if we are not configured to send to public networks
                    if ($owner['prvnets']) {
                        break;
                    }
                    if (get_config('system', 'ostatus_disabled') || get_config('system', 'dfrn_only')) {
                        break;
                    }
                    if ($followup && $contact['notify']) {
                        logger('slapdelivery followup item ' . $item_id . ' to ' . $contact['name']);
                        $deliver_status = slapper($owner, $contact['notify'], $slap);
                        if ($deliver_status == -1) {
                            // queue message for redelivery
                            add_to_queue($contact['id'], NETWORK_OSTATUS, $slap);
                        }
                    } else {
                        // only send salmon if public - e.g. if it's ok to notify
                        // a public hub, it's ok to send a salmon
                        if (count($slaps) && $public_message && !$expire) {
                            logger('slapdelivery item ' . $item_id . ' to ' . $contact['name']);
                            foreach ($slaps as $slappy) {
                                if ($contact['notify']) {
                                    $deliver_status = slapper($owner, $contact['notify'], $slappy);
                                    if ($deliver_status == -1) {
                                        // queue message for redelivery
                                        add_to_queue($contact['id'], NETWORK_OSTATUS, $slappy);
                                    }
                                }
                            }
                        }
                    }
                    break;
                case NETWORK_MAIL:
                case NETWORK_MAIL2:
                    if (get_config('system', 'dfrn_only')) {
                        break;
                    }
                    // WARNING: does not currently convert to RFC2047 header encodings, etc.
                    $addr = $contact['addr'];
                    if (!strlen($addr)) {
                        break;
                    }
                    if ($cmd === 'wall-new' || $cmd === 'comment-new') {
                        $it = null;
                        if ($cmd === 'wall-new') {
                            $it = $items[0];
                        } else {
                            $r = q("SELECT * FROM `item` WHERE `id` = %d AND `uid` = %d LIMIT 1", intval($argv[2]), intval($uid));
                            if (count($r)) {
                                $it = $r[0];
                            }
                        }
                        if (!$it) {
                            break;
                        }
                        $local_user = q("SELECT * FROM `user` WHERE `uid` = %d LIMIT 1", intval($uid));
                        if (!count($local_user)) {
                            break;
                        }
                        $reply_to = '';
                        $r1 = q("SELECT * FROM `mailacct` WHERE `uid` = %d LIMIT 1", intval($uid));
                        if ($r1 && $r1[0]['reply_to']) {
                            $reply_to = $r1[0]['reply_to'];
                        }
                        $subject = $it['title'] ? email_header_encode($it['title'], 'UTF-8') : t("(no subject)");
                        // only expose our real email address to true friends
                        if ($contact['rel'] == CONTACT_IS_FRIEND && !$contact['blocked']) {
                            if ($reply_to) {
                                $headers = 'From: ' . email_header_encode($local_user[0]['username'], 'UTF-8') . ' <' . $reply_to . '>' . "\n";
                                $headers .= 'Sender: ' . $local_user[0]['email'] . "\n";
                            } else {
                                $headers = 'From: ' . email_header_encode($local_user[0]['username'], 'UTF-8') . ' <' . $local_user[0]['email'] . '>' . "\n";
                            }
                        } else {
                            $headers = 'From: ' . email_header_encode($local_user[0]['username'], 'UTF-8') . ' <' . t('noreply') . '@' . $a->get_hostname() . '>' . "\n";
                        }
                        //if($reply_to)
                        //	$headers .= 'Reply-to: ' . $reply_to . "\n";
                        $headers .= 'Message-Id: <' . iri2msgid($it['uri']) . '>' . "\n";
                        if ($it['uri'] !== $it['parent-uri']) {
                            $headers .= "References: <" . iri2msgid($it["parent-uri"]) . ">";
                            // If Threading is enabled, write down the correct parent
                            if ($it["thr-parent"] != "" and $it["thr-parent"] != $it["parent-uri"]) {
                                $headers .= " <" . iri2msgid($it["thr-parent"]) . ">";
                            }
                            $headers .= "\n";
                            if (!$it['title']) {
                                $r = q("SELECT `title` FROM `item` WHERE `uri` = '%s' AND `uid` = %d LIMIT 1", dbesc($it['parent-uri']), intval($uid));
                                if (count($r) and $r[0]['title'] != '') {
                                    $subject = $r[0]['title'];
                                } else {
                                    $r = q("SELECT `title` FROM `item` WHERE `parent-uri` = '%s' AND `uid` = %d LIMIT 1", dbesc($it['parent-uri']), intval($uid));
                                    if (count($r) and $r[0]['title'] != '') {
                                        $subject = $r[0]['title'];
                                    }
                                }
                            }
                            if (strncasecmp($subject, 'RE:', 3)) {
                                $subject = 'Re: ' . $subject;
                            }
                        }
                        email_send($addr, $subject, $headers, $it);
                    }
                    break;
                case NETWORK_DIASPORA:
                    if (get_config('system', 'dfrn_only') || !get_config('system', 'diaspora_enabled')) {
                        break;
                    }
                    if ($mail) {
                        diaspora_send_mail($item, $owner, $contact);
                        break;
                    }
                    if (!$normal_mode) {
                        break;
                    }
                    // special handling for followup to public post
                    // all other public posts processed as public batches further below
                    if ($public_message) {
                        if ($followup) {
                            diaspora_send_followup($target_item, $owner, $contact, true);
                        }
                        break;
                    }
                    if (!$contact['pubkey']) {
                        break;
                    }
                    $unsupported_activities = array(ACTIVITY_DISLIKE, ACTIVITY_ATTEND, ACTIVITY_ATTENDNO, ACTIVITY_ATTENDMAYBE);
                    //don't transmit activities which are not supported by diaspora
                    foreach ($unsupported_activities as $act) {
                        if (activity_match($target_item['verb'], $act)) {
                            break 2;
                        }
                    }
                    if ($target_item['deleted'] && ($target_item['uri'] === $target_item['parent-uri'] || $followup)) {
                        // send both top-level retractions and relayable retractions for owner to relay
                        diaspora_send_retraction($target_item, $owner, $contact);
                        break;
                    } elseif ($followup) {
                        // send comments and likes to owner to relay
                        diaspora_send_followup($target_item, $owner, $contact);
                        break;
                    } elseif ($target_item['uri'] !== $target_item['parent-uri']) {
                        // we are the relay - send comments, likes and relayable_retractions
                        // (of comments and likes) to our conversants
                        diaspora_send_relay($target_item, $owner, $contact);
                        break;
                    } elseif ($top_level && !$walltowall) {
                        // currently no workable solution for sending walltowall
                        diaspora_send_status($target_item, $owner, $contact);
                        break;
                    }
                    break;
                case NETWORK_FEED:
                case NETWORK_FACEBOOK:
                    if (get_config('system', 'dfrn_only')) {
                        break;
                    }
                case NETWORK_PUMPIO:
                    if (get_config('system', 'dfrn_only')) {
                        break;
                    }
                default:
                    break;
            }
        }
    }
    // send additional slaps to mentioned remote tags (@foo@example.com)
    //if($slap && count($url_recipients) && ($followup || $top_level) && ($public_message || $push_notify) && (! $expire)) {
    if ($slap && count($url_recipients) && ($public_message || $push_notify) && !$expire) {
        if (!get_config('system', 'dfrn_only')) {
            foreach ($url_recipients as $url) {
                if ($url) {
                    logger('notifier: urldelivery: ' . $url);
                    $deliver_status = slapper($owner, $url, $slap);
                    // TODO: redeliver/queue these items on failure, though there is no contact record
                }
            }
        }
    }
    if ($public_message) {
        if (!$followup) {
            $r0 = diaspora_fetch_relay();
        } else {
            $r0 = array();
        }
        $r1 = q("SELECT DISTINCT(`batch`), `id`, `name`,`network` FROM `contact` WHERE `network` = '%s'\n\t\t\tAND `uid` = %d AND `rel` != %d group by `batch` ORDER BY rand() ", dbesc(NETWORK_DIASPORA), intval($owner['uid']), intval(CONTACT_IS_SHARING));
        $r2 = q("SELECT `id`, `name`,`network` FROM `contact`\n\t\t\tWHERE `network` in ( '%s', '%s')  AND `uid` = %d AND `blocked` = 0 AND `pending` = 0 AND `archive` = 0\n\t\t\tAND `rel` != %d order by rand() ", dbesc(NETWORK_DFRN), dbesc(NETWORK_MAIL2), intval($owner['uid']), intval(CONTACT_IS_SHARING));
        $r = array_merge($r2, $r1, $r0);
        if (count($r)) {
            logger('pubdeliver: ' . print_r($r, true), LOGGER_DEBUG);
            // throw everything into the queue in case we get killed
            foreach ($r as $rr) {
                if (!$mail && !$fsuggest && !$followup) {
                    q("insert into deliverq ( `cmd`,`item`,`contact` ) values ('%s', %d, %d )", dbesc($cmd), intval($item_id), intval($rr['id']));
                }
            }
            foreach ($r as $rr) {
                // except for Diaspora batch jobs
                // Don't deliver to folks who have already been delivered to
                if ($rr['network'] !== NETWORK_DIASPORA && in_array($rr['id'], $conversants)) {
                    logger('notifier: already delivered id=' . $rr['id']);
                    continue;
                }
                if (!$mail && !$fsuggest && !$followup) {
                    logger('notifier: delivery agent: ' . $rr['name'] . ' ' . $rr['id']);
                    proc_run('php', 'include/delivery.php', $cmd, $item_id, $rr['id']);
                    if ($interval) {
                        @time_sleep_until(microtime(true) + (double) $interval);
                    }
                }
            }
        }
        $push_notify = true;
    }
    if ($push_notify and strlen($hub)) {
        $hubs = explode(',', $hub);
        if (count($hubs)) {
            foreach ($hubs as $h) {
                $h = trim($h);
                if (!strlen($h)) {
                    continue;
                }
                if ($h === '[internal]') {
                    // Set push flag for PuSH subscribers to this topic,
                    // they will be notified in queue.php
                    q("UPDATE `push_subscriber` SET `push` = 1 " . "WHERE `nickname` = '%s'", dbesc($owner['nickname']));
                    logger('Activating internal PuSH for item ' . $item_id, LOGGER_DEBUG);
                } else {
                    $params = 'hub.mode=publish&hub.url=' . urlencode($a->get_baseurl() . '/dfrn_poll/' . $owner['nickname']);
                    post_url($h, $params);
                    logger('publish for item ' . $item_id . ' ' . $h . ' ' . $params . ' returned ' . $a->get_curl_code());
                }
                if (count($hubs) > 1) {
                    sleep(7);
                }
                // try and avoid multiple hubs responding at precisely the same time
            }
        }
        // Handling the pubsubhubbub requests
        proc_run('php', 'include/pubsubpublish.php');
    }
    // If the item was deleted, clean up the `sign` table
    if ($target_item['deleted']) {
        $r = q("DELETE FROM sign where `retract_iid` = %d", intval($target_item['id']));
    }
    logger('notifier: calling hooks', LOGGER_DEBUG);
    if ($normal_mode) {
        call_hooks('notifier_normal', $target_item);
    }
    call_hooks('notifier_end', $target_item);
    return;
}
示例#2
0
function notifier_run($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, $db_data);
    }
    require_once "session.php";
    require_once "datetime.php";
    require_once 'include/items.php';
    require_once 'include/bbcode.php';
    load_config('config');
    load_config('system');
    load_hooks();
    if ($argc < 3) {
        return;
    }
    $a->set_baseurl(get_config('system', 'url'));
    logger('notifier: invoked: ' . print_r($argv, true));
    $cmd = $argv[1];
    switch ($cmd) {
        case 'mail':
        default:
            $item_id = intval($argv[2]);
            if (!$item_id) {
                return;
            }
            break;
    }
    $expire = false;
    $mail = false;
    $fsuggest = false;
    $top_level = false;
    $recipients = array();
    $url_recipients = array();
    $normal_mode = true;
    if ($cmd === 'mail') {
        $normal_mode = false;
        $mail = true;
        $message = q("SELECT * FROM `mail` WHERE `id` = %d LIMIT 1", intval($item_id));
        if (!count($message)) {
            return;
        }
        $uid = $message[0]['uid'];
        $recipients[] = $message[0]['contact-id'];
        $item = $message[0];
    } elseif ($cmd === 'expire') {
        $normal_mode = false;
        $expire = true;
        $items = q("SELECT * FROM `item` WHERE `uid` = %d AND `wall` = 1 \n\t\t\tAND `deleted` = 1 AND `changed` > UTC_TIMESTAMP() - INTERVAL 10 MINUTE", intval($item_id));
        $uid = $item_id;
        $item_id = 0;
        if (!count($items)) {
            return;
        }
    } elseif ($cmd === 'suggest') {
        $normal_mode = false;
        $fsuggest = true;
        $suggest = q("SELECT * FROM `fsuggest` WHERE `id` = %d LIMIT 1", intval($item_id));
        if (!count($suggest)) {
            return;
        }
        $uid = $suggest[0]['uid'];
        $recipients[] = $suggest[0]['cid'];
        $item = $suggest[0];
    } else {
        // find ancestors
        $r = q("SELECT * FROM `item` WHERE `id` = %d LIMIT 1", intval($item_id));
        if (!count($r) || !intval($r[0]['parent'])) {
            return;
        }
        $target_item = $r[0];
        $parent_id = intval($r[0]['parent']);
        $uid = $r[0]['uid'];
        $updated = $r[0]['edited'];
        if (!$parent_id) {
            return;
        }
        $items = q("SELECT `item`.*, `sign`.`signed_text`,`sign`.`signature`,`sign`.`signer` \n\t\t\tFROM `item` LEFT JOIN `sign` ON `sign`.`iid` = `item`.`id` WHERE `parent` = %d ORDER BY `id` ASC", intval($parent_id));
        if (!count($items)) {
            return;
        }
        // avoid race condition with deleting entries
        if ($items[0]['deleted']) {
            foreach ($items as $item) {
                $item['deleted'] = 1;
            }
        }
        if (count($items) == 1 && $items[0]['id'] === $target_item['id'] && $items[0]['uri'] === $items[0]['parent-uri']) {
            logger('notifier: top level post');
            $top_level = true;
        }
    }
    $r = q("SELECT `contact`.*, `user`.`pubkey` AS `upubkey`, `user`.`prvkey` AS `uprvkey`, \n\t\t`user`.`timezone`, `user`.`nickname`, `user`.`sprvkey`, `user`.`spubkey`, \n\t\t`user`.`page-flags`, `user`.`prvnets`\n\t\tFROM `contact` LEFT JOIN `user` ON `user`.`uid` = `contact`.`uid` \n\t\tWHERE `contact`.`uid` = %d AND `contact`.`self` = 1 LIMIT 1", intval($uid));
    if (!count($r)) {
        return;
    }
    $owner = $r[0];
    $walltowall = $top_level && $owner['id'] != $items[0]['contact-id'] ? true : false;
    $hub = get_config('system', 'huburl');
    // If this is a public conversation, notify the feed hub
    $public_message = true;
    // fill this in with a single salmon slap if applicable
    $slap = '';
    if (!($mail || $fsuggest)) {
        require_once 'include/group.php';
        $parent = $items[0];
        // This is IMPORTANT!!!!
        // We will only send a "notify owner to relay" or followup message if the referenced post
        // originated on our system by virtue of having our hostname somewhere
        // in the URI, AND it was a comment (not top_level) AND the parent originated elsewhere.
        // if $parent['wall'] == 1 we will already have the parent message in our array
        // and we will relay the whole lot.
        // expire sends an entire group of expire messages and cannot be forwarded.
        // However the conversation owner will be a part of the conversation and will
        // be notified during this run.
        // Other DFRN conversation members will be alerted during polled updates.
        // Diaspora members currently are not notified of expirations, and other networks have
        // either limited or no ability to process deletions. We should at least fix Diaspora
        // by stringing togther an array of retractions and sending them onward.
        $localhost = $a->get_hostname();
        if (strpos($localhost, ':')) {
            $localhost = substr($localhost, 0, strpos($localhost, ':'));
        }
        /**
         *
         * Be VERY CAREFUL if you make any changes to the following several lines. Seemingly innocuous changes 
         * have been known to cause runaway conditions which affected several servers, along with 
         * permissions issues. 
         *
         */
        $relay_to_owner = false;
        if (!$top_level && $parent['wall'] == 0 && !$expire && stristr($target_item['uri'], $localhost)) {
            $relay_to_owner = true;
        }
        if ($cmd === 'uplink' && intval($parent['forum_mode']) && !$top_level) {
            $relay_to_owner = true;
        }
        // until the 'origin' flag has been in use for several months
        // we will just use it as a fallback test
        // later we will be able to use it as the primary test of whether or not to relay.
        if (!$target_item['origin']) {
            $relay_to_owner = false;
        }
        if ($parent['origin']) {
            $relay_to_owner = false;
        }
        if ($relay_to_owner) {
            logger('notifier: followup', LOGGER_DEBUG);
            // local followup to remote post
            $followup = true;
            $public_message = false;
            // not public
            $conversant_str = dbesc($parent['contact-id']);
        } else {
            $followup = false;
            // don't send deletions onward for other people's stuff
            if ($target_item['deleted'] && !intval($target_item['wall'])) {
                logger('notifier: ignoring delete notification for non-wall item');
                return;
            }
            if (strlen($parent['allow_cid']) || strlen($parent['allow_gid']) || strlen($parent['deny_cid']) || strlen($parent['deny_gid'])) {
                $public_message = false;
                // private recipients, not public
            }
            $allow_people = expand_acl($parent['allow_cid']);
            $allow_groups = expand_groups(expand_acl($parent['allow_gid']));
            $deny_people = expand_acl($parent['deny_cid']);
            $deny_groups = expand_groups(expand_acl($parent['deny_gid']));
            // if our parent is a forum, uplink to the origonal author causing
            // a delivery fork
            if (intval($parent['forum_mode']) && !$top_level && $cmd !== 'uplink') {
                proc_run('php', 'include/notifier', 'uplink', $item_id);
            }
            $conversants = array();
            foreach ($items as $item) {
                $recipients[] = $item['contact-id'];
                $conversants[] = $item['contact-id'];
                // pull out additional tagged people to notify (if public message)
                if ($public_message && strlen($item['inform'])) {
                    $people = explode(',', $item['inform']);
                    foreach ($people as $person) {
                        if (substr($person, 0, 4) === 'cid:') {
                            $recipients[] = intval(substr($person, 4));
                            $conversants[] = intval(substr($person, 4));
                        } else {
                            $url_recipients[] = substr($person, 4);
                        }
                    }
                }
            }
            logger('notifier: url_recipients' . print_r($url_recipients, true));
            $conversants = array_unique($conversants);
            $recipients = array_unique(array_merge($recipients, $allow_people, $allow_groups));
            $deny = array_unique(array_merge($deny_people, $deny_groups));
            $recipients = array_diff($recipients, $deny);
            $conversant_str = dbesc(implode(', ', $conversants));
        }
        $r = q("SELECT * FROM `contact` WHERE `id` IN ( {$conversant_str} ) AND `blocked` = 0 AND `pending` = 0");
        if (count($r)) {
            $contacts = $r;
        }
    }
    $feed_template = get_markup_template('atom_feed.tpl');
    $mail_template = get_markup_template('atom_mail.tpl');
    $atom = '';
    $slaps = array();
    $hubxml = feed_hublinks();
    $birthday = feed_birthday($owner['uid'], $owner['timezone']);
    if (strlen($birthday)) {
        $birthday = '<dfrn:birthday>' . xmlify($birthday) . '</dfrn:birthday>';
    }
    $atom .= replace_macros($feed_template, array('$version' => xmlify(FRIENDICA_VERSION), '$feed_id' => xmlify($a->get_baseurl() . '/profile/' . $owner['nickname']), '$feed_title' => xmlify($owner['name']), '$feed_updated' => xmlify(datetime_convert('UTC', 'UTC', $updated . '+00:00', ATOM_TIME)), '$hub' => $hubxml, '$salmon' => '', '$name' => xmlify($owner['name']), '$profile_page' => xmlify($owner['url']), '$photo' => xmlify($owner['photo']), '$thumb' => xmlify($owner['thumb']), '$picdate' => xmlify(datetime_convert('UTC', 'UTC', $owner['avatar-date'] . '+00:00', ATOM_TIME)), '$uridate' => xmlify(datetime_convert('UTC', 'UTC', $owner['uri-date'] . '+00:00', ATOM_TIME)), '$namdate' => xmlify(datetime_convert('UTC', 'UTC', $owner['name-date'] . '+00:00', ATOM_TIME)), '$birthday' => $birthday));
    if ($mail) {
        $public_message = false;
        // mail is  not public
        $body = fix_private_photos($item['body'], $owner['uid']);
        $atom .= replace_macros($mail_template, array('$name' => xmlify($owner['name']), '$profile_page' => xmlify($owner['url']), '$thumb' => xmlify($owner['thumb']), '$item_id' => xmlify($item['uri']), '$subject' => xmlify($item['title']), '$created' => xmlify(datetime_convert('UTC', 'UTC', $item['created'] . '+00:00', ATOM_TIME)), '$content' => xmlify($body), '$parent_id' => xmlify($item['parent-uri'])));
    } elseif ($fsuggest) {
        $public_message = false;
        // suggestions are not public
        $sugg_template = get_markup_template('atom_suggest.tpl');
        $atom .= replace_macros($sugg_template, array('$name' => xmlify($item['name']), '$url' => xmlify($item['url']), '$photo' => xmlify($item['photo']), '$request' => xmlify($item['request']), '$note' => xmlify($item['note'])));
        // We don't need this any more
        q("DELETE FROM `fsuggest` WHERE `id` = %d LIMIT 1", intval($item['id']));
    } else {
        if ($followup) {
            foreach ($items as $item) {
                // there is only one item
                if (!$item['parent']) {
                    continue;
                }
                if ($item['id'] == $item_id) {
                    logger('notifier: followup: item: ' . print_r($item, true), LOGGER_DATA);
                    $slap = atom_entry($item, 'html', $owner, $owner, false);
                    $atom .= atom_entry($item, 'text', $owner, $owner, false);
                }
            }
        } else {
            foreach ($items as $item) {
                if (!$item['parent']) {
                    continue;
                }
                // private emails may be in included in public conversations. Filter them.
                if ($public_message && $item['private']) {
                    continue;
                }
                $contact = get_item_contact($item, $contacts);
                if (!$contact) {
                    continue;
                }
                if ($normal_mode) {
                    // we only need the current item, but include the parent because without it
                    // older sites without a corresponding dfrn_notify change may do the wrong thing.
                    if ($item_id == $item['id'] || $item['id'] == $item['parent']) {
                        $atom .= atom_entry($item, 'text', $contact, $owner, true);
                    }
                } else {
                    $atom .= atom_entry($item, 'text', $contact, $owner, true);
                }
                if ($top_level && $public_message && $item['author-link'] === $item['owner-link'] && !$expire) {
                    $slaps[] = atom_entry($item, 'html', $contact, $owner, true);
                }
            }
        }
    }
    $atom .= '</feed>' . "\r\n";
    logger('notifier: ' . $atom, LOGGER_DATA);
    logger('notifier: slaps: ' . print_r($slaps, true), LOGGER_DATA);
    // If this is a public message and pubmail is set on the parent, include all your email contacts
    $mail_disabled = function_exists('imap_open') && !get_config('system', 'imap_disabled') ? 0 : 1;
    if (!$mail_disabled) {
        if (!strlen($target_item['allow_cid']) && !strlen($target_item['allow_gid']) && !strlen($target_item['deny_cid']) && !strlen($target_item['deny_gid']) && intval($target_item['pubmail'])) {
            $r = q("SELECT * FROM `contact` WHERE `uid` = %d AND `network` = '%s'", intval($uid), dbesc(NETWORK_MAIL));
            if (count($r)) {
                foreach ($r as $rr) {
                    $recipients[] = $rr['id'];
                }
            }
        }
    }
    if ($followup) {
        $recip_str = $parent['contact-id'];
    } else {
        $recip_str = implode(', ', $recipients);
    }
    $r = q("SELECT * FROM `contact` WHERE `id` IN ( %s ) AND `blocked` = 0 AND `pending` = 0 ", dbesc($recip_str));
    require_once 'include/salmon.php';
    $interval = get_config('system', 'delivery_interval') === false ? 2 : intval(get_config('system', 'delivery_interval'));
    // delivery loop
    if (count($r)) {
        foreach ($r as $contact) {
            if (!$mail && !$fsuggest && !$followup && !$contact['self']) {
                if ($contact['network'] === NETWORK_DIASPORA && $public_message) {
                    continue;
                }
                q("insert into deliverq ( `cmd`,`item`,`contact` ) values ('%s', %d, %d )", dbesc($cmd), intval($item_id), intval($contact['id']));
            }
        }
        foreach ($r as $contact) {
            if ($contact['self']) {
                continue;
            }
            // potentially more than one recipient. Start a new process and space them out a bit.
            // we will deliver single recipient types of message and email receipients here.
            if (!$mail && !$fsuggest && !$followup) {
                proc_run('php', 'include/delivery.php', $cmd, $item_id, $contact['id']);
                if ($interval) {
                    @time_sleep_until(microtime(true) + (double) $interval);
                }
                continue;
            }
            $deliver_status = 0;
            logger("main delivery by notifier: followup={$followup} mail={$mail} fsuggest={$fsuggest}");
            switch ($contact['network']) {
                case NETWORK_DFRN:
                    // perform local delivery if we are on the same site
                    $basepath = implode('/', array_slice(explode('/', $contact['url']), 0, 3));
                    if (link_compare($basepath, $a->get_baseurl())) {
                        $nickname = basename($contact['url']);
                        if ($contact['issued-id']) {
                            $sql_extra = sprintf(" AND `dfrn-id` = '%s' ", dbesc($contact['issued-id']));
                        } else {
                            $sql_extra = sprintf(" AND `issued-id` = '%s' ", dbesc($contact['dfrn-id']));
                        }
                        $x = q("SELECT\t`contact`.*, `contact`.`uid` AS `importer_uid`, \n\t\t\t\t\t\t\t`contact`.`pubkey` AS `cpubkey`, \n\t\t\t\t\t\t\t`contact`.`prvkey` AS `cprvkey`, \n\t\t\t\t\t\t\t`contact`.`thumb` AS `thumb`, \n\t\t\t\t\t\t\t`contact`.`url` as `url`,\n\t\t\t\t\t\t\t`contact`.`name` as `senderName`,\n\t\t\t\t\t\t\t`user`.* \n\t\t\t\t\t\t\tFROM `contact` \n\t\t\t\t\t\t\tLEFT JOIN `user` ON `contact`.`uid` = `user`.`uid` \n\t\t\t\t\t\t\tWHERE `contact`.`blocked` = 0 AND `contact`.`pending` = 0\n\t\t\t\t\t\t\tAND `contact`.`network` = '%s' AND `user`.`nickname` = '%s'\n\t\t\t\t\t\t\t{$sql_extra}\n\t\t\t\t\t\t\tAND `user`.`account_expired` = 0 LIMIT 1", dbesc(NETWORK_DFRN), dbesc($nickname));
                        if (count($x)) {
                            require_once 'library/simplepie/simplepie.inc';
                            logger('mod-delivery: local delivery');
                            local_delivery($x[0], $atom);
                            break;
                        }
                    }
                    logger('notifier: dfrndelivery: ' . $contact['name']);
                    $deliver_status = dfrn_deliver($owner, $contact, $atom);
                    logger('notifier: dfrn_delivery returns ' . $deliver_status);
                    if ($deliver_status == -1) {
                        logger('notifier: delivery failed: queuing message');
                        // queue message for redelivery
                        add_to_queue($contact['id'], NETWORK_DFRN, $atom);
                    }
                    break;
                case NETWORK_OSTATUS:
                    // Do not send to otatus if we are not configured to send to public networks
                    if ($owner['prvnets']) {
                        break;
                    }
                    if (get_config('system', 'ostatus_disabled') || get_config('system', 'dfrn_only')) {
                        break;
                    }
                    if ($followup && $contact['notify']) {
                        logger('notifier: slapdelivery: ' . $contact['name']);
                        $deliver_status = slapper($owner, $contact['notify'], $slap);
                        if ($deliver_status == -1) {
                            // queue message for redelivery
                            add_to_queue($contact['id'], NETWORK_OSTATUS, $slap);
                        }
                    } else {
                        // only send salmon if public - e.g. if it's ok to notify
                        // a public hub, it's ok to send a salmon
                        if (count($slaps) && $public_message && !$expire) {
                            logger('notifier: slapdelivery: ' . $contact['name']);
                            foreach ($slaps as $slappy) {
                                if ($contact['notify']) {
                                    $deliver_status = slapper($owner, $contact['notify'], $slappy);
                                    if ($deliver_status == -1) {
                                        // queue message for redelivery
                                        add_to_queue($contact['id'], NETWORK_OSTATUS, $slappy);
                                    }
                                }
                            }
                        }
                    }
                    break;
                case NETWORK_MAIL:
                    if (get_config('system', 'dfrn_only')) {
                        break;
                    }
                    // WARNING: does not currently convert to RFC2047 header encodings, etc.
                    $addr = $contact['addr'];
                    if (!strlen($addr)) {
                        break;
                    }
                    if ($cmd === 'wall-new' || $cmd === 'comment-new') {
                        $it = null;
                        if ($cmd === 'wall-new') {
                            $it = $items[0];
                        } else {
                            $r = q("SELECT * FROM `item` WHERE `id` = %d AND `uid` = %d LIMIT 1", intval($argv[2]), intval($uid));
                            if (count($r)) {
                                $it = $r[0];
                            }
                        }
                        if (!$it) {
                            break;
                        }
                        $local_user = q("SELECT * FROM `user` WHERE `uid` = %d LIMIT 1", intval($uid));
                        if (!count($local_user)) {
                            break;
                        }
                        $reply_to = '';
                        $r1 = q("SELECT * FROM `mailacct` WHERE `uid` = %d LIMIT 1", intval($uid));
                        if ($r1 && $r1[0]['reply_to']) {
                            $reply_to = $r1[0]['reply_to'];
                        }
                        $subject = $it['title'] ? $it['title'] : t("(no subject)");
                        $headers = 'From: ' . $local_user[0]['username'] . ' <' . $local_user[0]['email'] . '>' . "\n";
                        if ($reply_to) {
                            $headers .= 'Reply-to: ' . $reply_to . "\n";
                        }
                        $headers .= 'Message-id: <' . $it['uri'] . '>' . "\n";
                        if ($it['uri'] !== $it['parent-uri']) {
                            $header .= 'References: <' . $it['parent-uri'] . '>' . "\n";
                            if (!strlen($it['title'])) {
                                $r = q("SELECT `title` FROM `item` WHERE `parent-uri` = '%s' LIMIT 1", dbesc($it['parent-uri']));
                                if (count($r)) {
                                    $subtitle = $r[0]['title'];
                                    if ($subtitle) {
                                        if (strncasecmp($subtitle, 'RE:', 3)) {
                                            $subject = $subtitle;
                                        } else {
                                            $subject = 'Re: ' . $subtitle;
                                        }
                                    }
                                }
                            }
                        }
                        $headers .= 'MIME-Version: 1.0' . "\n";
                        $headers .= 'Content-Type: text/html; charset=UTF-8' . "\n";
                        $headers .= 'Content-Transfer-Encoding: 8bit' . "\n\n";
                        $html = prepare_body($it);
                        $message = '<html><body>' . $html . '</body></html>';
                        logger('notifier: email delivery to ' . $addr);
                        mail($addr, $subject, $message, $headers);
                    }
                    break;
                case NETWORK_DIASPORA:
                    require_once 'include/diaspora.php';
                    if (get_config('system', 'dfrn_only') || !get_config('system', 'diaspora_enabled')) {
                        break;
                    }
                    if ($mail) {
                        diaspora_send_mail($item, $owner, $contact);
                        break;
                    }
                    if (!$normal_mode) {
                        break;
                    }
                    // special handling for followup to public post
                    // all other public posts processed as public batches further below
                    if ($public_message) {
                        if ($followup) {
                            diaspora_send_followup($target_item, $owner, $contact, true);
                        }
                        break;
                    }
                    if (!$contact['pubkey']) {
                        break;
                    }
                    if ($target_item['verb'] === ACTIVITY_DISLIKE) {
                        // unsupported
                        break;
                    } elseif ($target_item['deleted'] && $target_item['verb'] !== ACTIVITY_LIKE) {
                        // diaspora delete,
                        diaspora_send_retraction($target_item, $owner, $contact);
                        break;
                    } elseif ($followup) {
                        // send comments, likes and retractions of likes to owner to relay
                        diaspora_send_followup($target_item, $owner, $contact);
                        break;
                    } elseif ($target_item['parent'] != $target_item['id']) {
                        // we are the relay - send comments, likes and unlikes to our conversants
                        diaspora_send_relay($target_item, $owner, $contact);
                        break;
                    } elseif ($top_level && !$walltowall) {
                        // currently no workable solution for sending walltowall
                        diaspora_send_status($target_item, $owner, $contact);
                        break;
                    }
                    break;
                case NETWORK_FEED:
                case NETWORK_FACEBOOK:
                    if (get_config('system', 'dfrn_only')) {
                        break;
                    }
                default:
                    break;
            }
        }
    }
    // send additional slaps to mentioned remote tags (@foo@example.com)
    if ($slap && count($url_recipients) && ($followup || $top_level) && $public_message && !$expire) {
        if (!get_config('system', 'dfrn_only')) {
            foreach ($url_recipients as $url) {
                if ($url) {
                    logger('notifier: urldelivery: ' . $url);
                    $deliver_status = slapper($owner, $url, $slap);
                    // TODO: redeliver/queue these items on failure, though there is no contact record
                }
            }
        }
    }
    if ($public_message) {
        $r1 = q("SELECT DISTINCT(`batch`), `id`, `name`,`network` FROM `contact` WHERE `network` = '%s' \n\t\t\tAND `uid` = %d AND `rel` != %d group by `batch` ORDER BY rand() ", dbesc(NETWORK_DIASPORA), intval($owner['uid']), intval(CONTACT_IS_SHARING));
        $r2 = q("SELECT `id`, `name`,`network` FROM `contact` \n\t\t\tWHERE `network` = '%s' AND `uid` = %d AND `blocked` = 0 AND `pending` = 0\n\t\t\tAND `rel` != %d order by rand() ", dbesc(NETWORK_DFRN), intval($owner['uid']), intval(CONTACT_IS_SHARING));
        $r = array_merge($r2, $r1);
        if (count($r)) {
            logger('pubdeliver: ' . print_r($r, true), LOGGER_DEBUG);
            // throw everything into the queue in case we get killed
            foreach ($r as $rr) {
                if (!$mail && !$fsuggest && !$followup) {
                    q("insert into deliverq ( `cmd`,`item`,`contact` ) values ('%s', %d, %d )", dbesc($cmd), intval($item_id), intval($rr['id']));
                }
            }
            foreach ($r as $rr) {
                // except for Diaspora batch jobs
                // Don't deliver to folks who have already been delivered to
                if ($rr['network'] !== NETWORK_DIASPORA && in_array($rr['id'], $conversants)) {
                    logger('notifier: already delivered id=' . $rr['id']);
                    continue;
                }
                if (!$mail && !$fsuggest && !$followup) {
                    logger('notifier: delivery agent: ' . $rr['name'] . ' ' . $rr['id']);
                    proc_run('php', 'include/delivery.php', $cmd, $item_id, $rr['id']);
                    if ($interval) {
                        @time_sleep_until(microtime(true) + (double) $interval);
                    }
                }
            }
        }
        if (strlen($hub)) {
            $hubs = explode(',', $hub);
            if (count($hubs)) {
                foreach ($hubs as $h) {
                    $h = trim($h);
                    if (!strlen($h)) {
                        continue;
                    }
                    $params = 'hub.mode=publish&hub.url=' . urlencode($a->get_baseurl() . '/dfrn_poll/' . $owner['nickname']);
                    post_url($h, $params);
                    logger('pubsub: publish: ' . $h . ' ' . $params . ' returned ' . $a->get_curl_code());
                    if (count($hubs) > 1) {
                        sleep(7);
                    }
                    // try and avoid multiple hubs responding at precisely the same time
                }
            }
        }
    }
    if ($normal_mode) {
        call_hooks('notifier_normal', $target_item);
    }
    call_hooks('notifier_end', $target_item);
    return;
}
示例#3
0
function onepoll_run(&$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;
    }
    $lockpath = get_lockpath();
    if ($lockpath != '') {
        $pidfile = new pidfile($lockpath, 'onepoll' . $contact_id);
        if ($pidfile->is_already_running()) {
            logger("onepoll: Already running for contact " . $contact_id);
            if ($pidfile->running_time() > 9 * 60) {
                $pidfile->kill();
                logger("killed stale process");
            }
            exit;
        }
    }
    $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.
    $contacts = q("SELECT `contact`.* FROM `contact`\n\t\tWHERE ( `rel` = %d OR `rel` = %d ) AND `poll` != ''\n\t\tAND NOT `network` IN ( '%s', '%s', '%s' )\n\t\tAND `contact`.`id` = %d\n\t\tAND `self` = 0 AND `contact`.`blocked` = 0 AND `contact`.`readonly` = 0\n\t\tAND `contact`.`archive` = 0 LIMIT 1", intval(CONTACT_IS_SHARING), intval(CONTACT_IS_FRIEND), dbesc(NETWORK_DIASPORA), dbesc(NETWORK_FACEBOOK), dbesc(NETWORK_PUMPIO), intval($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'];
    $r = q("SELECT `contact`.*, `user`.`page-flags` FROM `contact` INNER JOIN `user` on `contact`.`uid` = `user`.`uid` WHERE `user`.`uid` = %d AND `contact`.`self` = 1 LIMIT 1", intval($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", 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
            $r = q("UPDATE `contact` SET `last-update` = '%s' WHERE `id` = %d", dbesc(datetime_convert()), intval($contact['id']));
            return;
        }
        if (!strstr($handshake_xml, '<')) {
            logger('poller: response from ' . $url . ' did not contain XML.');
            mark_for_death($contact);
            $r = q("UPDATE `contact` SET `last-update` = '%s' WHERE `id` = %d", dbesc(datetime_convert()), intval($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
            $r = q("UPDATE `contact` SET `last-update` = '%s' WHERE `id` = %d", dbesc(datetime_convert()), intval($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 ((double) $res->dfrn_version > 2.21 && $contact['poco'] == '') {
            q("update contact set poco = '%s' where id = %d", 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 != $contact['writable']) {
            q("UPDATE `contact` SET `writable` = %d WHERE `id` = %d", intval($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("Mail: Fetching", LOGGER_DEBUG);
        $mail_disabled = function_exists('imap_open') && !get_config('system', 'imap_disabled') ? 0 : 1;
        if ($mail_disabled) {
            return;
        }
        logger("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", dbesc(datetime_convert()), intval($mailconf[0]['id']), intval($importer_uid));
                logger("Mail: Connected to " . $mailconf[0]['user']);
            } else {
                logger("Mail: Connection error " . $mailconf[0]['user'] . " " . print_r(imap_errors()));
            }
        }
        if ($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();
                        $datarray['verb'] = ACTIVITY_POST;
                        $datarray['object-type'] = ACTIVITY_OBJ_NOTE;
                        //					$meta = email_msg_meta($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'] . " UID: " . $importer_uid . " URI: " . $datarray['uri'], LOGGER_DEBUG);
                            // Only delete when mails aren't automatically moved or deleted
                            if ($mailconf[0]['action'] != 1 and $mailconf[0]['action'] != 3) {
                                if ($meta->deleted && !$r[0]['deleted']) {
                                    q("UPDATE `item` SET `deleted` = 1, `changed` = '%s' WHERE `id` = %d", dbesc(datetime_convert()), intval($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) {
                            $r = q("SELECT `uri` , `parent-uri` FROM `item` WHERE `title` = \"%s\" AND `uid` = %d ORDER BY `created` DESC LIMIT 1", dbesc(protect_sprintf($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']);
                        $datarray['body'] = limit_body_size($datarray['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", 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;
                        }
                    }
                }
            } else {
                logger("Mail: no mails for " . $mailconf[0]['user']);
            }
            logger("Mail: closing connection for " . $mailconf[0]['user']);
            imap_close($mbox);
        }
    } elseif ($contact['network'] === NETWORK_FACEBOOK) {
        // This is picked up by the Facebook plugin on a cron hook.
        // Ignored here.
    } elseif ($contact['network'] === NETWORK_PUMPIO) {
        // This is picked up by the pump.io plugin on a cron hook.
        // Ignored here.
    }
    if ($xml) {
        logger('poller: received xml : ' . $xml, LOGGER_DATA);
        if (!strstr($xml, '<')) {
            logger('poller: post_handshake: response from ' . $url . ' did not contain XML.');
            $r = q("UPDATE `contact` SET `last-update` = '%s' WHERE `id` = %d", dbesc(datetime_convert()), intval($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 || $contact['network'] == NETWORK_FEED) && !$contact['hub-verify']) {
            $hub_update = true;
        }
        if (strlen($hub) && $hub_update && ($contact['rel'] != CONTACT_IS_FOLLOWER || $contact['network'] == NETWORK_FEED)) {
            logger('poller: hub ' . $hubmode . ' : ' . $hub . ' contact name : ' . $contact['name'] . ' local user : '******'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();
    $r = q("UPDATE `contact` SET `last-update` = '%s', `success_update` = '%s' WHERE `id` = %d", dbesc($updated), dbesc($updated), intval($contact['id']));
    // load current friends if possible.
    if ($contact['poco']) {
        $r = q("SELECT count(*) as total from glink\n\t\t\twhere `cid` = %d and updated > UTC_TIMESTAMP() - INTERVAL 1 DAY", intval($contact['id']));
    }
    if (count($r)) {
        if (!$r[0]['total']) {
            poco_load($contact['id'], $importer_uid, 0, $contact['poco']);
        }
    }
    return;
}