function push_notifier_process(&$a, &$b)
{
logger('push_notifier_process');
if (!$b['normal_mode']) {
return;
}
if ($b['private'] || $b['packet_type'] !== 'undefined' || $b['mail']) {
return;
}
if (!$b['top_level_post']) {
return;
}
// find push_subscribers following this $owner
$channel = $b['channel'];
// allow subscriptions either by http or https, as gnu-social has been known to subscribe
// to the wrong one.
$r = q("select * from push_subscriber where topic like '%s'", dbesc('%://' . App::get_hostname() . '/feed/' . $channel['channel_address']));
if (!$r) {
return;
}
foreach ($r as $rr) {
$feed = get_feed_for($channel, '', array('begin' => $rr['last_update']));
$hmac_sig = hash_hmac("sha1", $feed, $rr['secret']);
$slap = array('sig' => $hmac_sig, 'topic' => $rr['topic'], 'body' => $feed);
// Check for public post and create atom wrapper and stick in queue
// also need queue driver for 'push' since we need to set some extra headers
$hash = random_string();
queue_insert(array('hash' => $hash, 'account_id' => $channel['channel_account_id'], 'channel_id' => $channel['channel_id'], 'driver' => 'push', 'posturl' => $rr['callback_url'], 'notify' => '', 'msg' => json_encode($slap)));
$b['queued'][] = $hash;
}
}
/**
* @brief
*
* @param array $argv
* @param array $argc
*/
function directory_run($argv, $argc)
{
cli_startup();
if ($argc < 2) {
return;
}
$force = false;
$pushall = true;
if ($argc > 2) {
if ($argv[2] === 'force') {
$force = true;
}
if ($argv[2] === 'nopush') {
$pushall = false;
}
}
logger('directory update', LOGGER_DEBUG);
$dirmode = get_config('system', 'directory_mode');
if ($dirmode === false) {
$dirmode = DIRECTORY_MODE_NORMAL;
}
$x = q("select * from channel where channel_id = %d limit 1", intval($argv[1]));
if (!$x) {
return;
}
$channel = $x[0];
if ($dirmode != DIRECTORY_MODE_NORMAL) {
// this is an in-memory update and we don't need to send a network packet.
local_dir_update($argv[1], $force);
q("update channel set channel_dirdate = '%s' where channel_id = %d", dbesc(datetime_convert()), intval($channel['channel_id']));
// Now update all the connections
if ($pushall) {
proc_run('php', 'include/notifier.php', 'refresh_all', $channel['channel_id']);
}
return;
}
// otherwise send the changes upstream
$directory = find_upstream_directory($dirmode);
$url = $directory['url'] . '/post';
// ensure the upstream directory is updated
$packet = zot_build_packet($channel, $force ? 'force_refresh' : 'refresh');
$z = zot_zot($url, $packet);
// re-queue if unsuccessful
if (!$z['success']) {
/** @FIXME we aren't updating channel_dirdate if we have to queue
* the directory packet. That means we'll try again on the next poll run.
*/
$hash = random_string();
queue_insert(array('hash' => $hash, 'account_id' => $channel['channel_account_id'], 'channel_id' => $channel['channel_id'], 'posturl' => $url, 'notify' => $packet));
} else {
q("update channel set channel_dirdate = '%s' where channel_id = %d", dbesc(datetime_convert()), intval($channel['channel_id']));
}
// Now update all the connections
if ($pushall) {
proc_run('php', 'include/notifier.php', 'refresh_all', $channel['channel_id']);
}
}
function slapper($owner, $url, $slap)
{
// does contact have a salmon endpoint?
if (!strlen($url)) {
return;
}
if (!$owner['channel_prvkey']) {
logger(sprintf("channel '%s' (%d) does not have a salmon private key. Send failed.", $owner['channel_address'], $owner['channel_id']));
return;
}
logger('slapper called for ' . $url . '. Data: ' . $slap, LOGGER_DATA, LOG_DEBUG);
// create a magic envelope
$data = base64url_encode($slap, false);
// do not strip padding
$data_type = 'application/atom+xml';
$encoding = 'base64url';
$algorithm = 'RSA-SHA256';
$keyhash = base64url_encode(hash('sha256', salmon_key($owner['channel_pubkey'])), true);
$data = str_replace(array(" ", "\t", "\r", "\n"), array("", "", "", ""), $data);
// precomputed base64url encoding of data_type, encoding, algorithm concatenated with periods
$precomputed = '.YXBwbGljYXRpb24vYXRvbSt4bWw=.YmFzZTY0dXJs.UlNBLVNIQTI1Ng==';
$signature = base64url_encode(rsa_sign($data . $precomputed, $owner['channel_prvkey']));
$salmon_tpl = get_markup_template('magicsig.tpl', 'addon/gnusoc/');
$salmon = replace_macros($salmon_tpl, array('$data' => $data, '$encoding' => $encoding, '$algorithm' => $algorithm, '$keyhash' => $keyhash, '$signature' => $signature));
logger('salmon: ' . $salmon, LOGGER_DATA);
$hash = random_string();
queue_insert(array('hash' => $hash, 'account_id' => $owner['channel_account_id'], 'channel_id' => $owner['channel_id'], 'driver' => 'slap', 'posturl' => $url, 'notify' => '', 'msg' => $salmon));
return $hash;
}
function diaspora_queue($owner, $contact, $slap, $public_batch, $message_id = '')
{
$allowed = get_pconfig($owner['channel_id'], 'system', 'diaspora_allowed');
if ($allowed === false) {
$allowed = 1;
}
if (!intval($allowed)) {
return false;
}
if ($public_batch) {
$dest_url = $contact['hubloc_callback'] . '/public';
} else {
$dest_url = $contact['hubloc_callback'] . '/users/' . $contact['hubloc_guid'];
}
logger('diaspora_queue: URL: ' . $dest_url, LOGGER_DEBUG);
if (intval(get_config('system', 'diaspora_test')) || intval(get_pconfig($owner['channel_id'], 'system', 'diaspora_test'))) {
return false;
}
$a = get_app();
$hash = random_string();
logger('diaspora_queue: ' . $hash . ' ' . $dest_url, LOGGER_DEBUG);
queue_insert(array('hash' => $hash, 'account_id' => $owner['channel_account_id'], 'channel_id' => $owner['channel_id'], 'driver' => 'post', 'posturl' => $dest_url, 'notify' => '', 'msg' => $slap));
if ($message_id && !get_config('system', 'disable_dreport')) {
q("insert into dreport ( dreport_mid, dreport_site, dreport_recip, dreport_result, dreport_time, dreport_xchan, dreport_queue ) values ( '%s','%s','%s','%s','%s','%s','%s' ) ", dbesc($message_id), dbesc($dest_url), dbesc($dest_url), dbesc('queued'), dbesc(datetime_convert()), dbesc($owner['channel_hash']), dbesc($hash));
}
return $hash;
}
function notifier_run($argv, $argc)
{
cli_startup();
$a = get_app();
if ($argc < 3) {
return;
}
logger('notifier: invoked: ' . print_r($argv, true), LOGGER_DEBUG);
$cmd = $argv[1];
$item_id = $argv[2];
$extra = $argc > 3 ? $argv[3] : null;
if (!$item_id) {
return;
}
$sys = get_sys_channel();
$deliveries = array();
$dead_hubs = array();
$dh = q("select site_url from site where site_dead = 1");
if ($dh) {
foreach ($dh as $dead) {
$dead_hubs[] = $dead['site_url'];
}
}
$request = false;
$mail = false;
$top_level = false;
$location = false;
$recipients = array();
$url_recipients = array();
$normal_mode = true;
$packet_type = 'undefined';
if ($cmd === 'mail') {
$normal_mode = false;
$mail = true;
$private = true;
$message = q("SELECT * FROM `mail` WHERE `id` = %d LIMIT 1", intval($item_id));
if (!$message) {
return;
}
xchan_mail_query($message[0]);
$uid = $message[0]['channel_id'];
$recipients[] = $message[0]['from_xchan'];
// include clones
$recipients[] = $message[0]['to_xchan'];
$item = $message[0];
$encoded_item = encode_mail($item);
$s = q("select * from channel where channel_id = %d limit 1", intval($item['channel_id']));
if ($s) {
$channel = $s[0];
}
} elseif ($cmd === 'request') {
$channel_id = $item_id;
$xchan = $argv[3];
$request_message_id = $argv[4];
$s = q("select * from channel where channel_id = %d limit 1", intval($channel_id));
if ($s) {
$channel = $s[0];
}
$private = true;
$recipients[] = $xchan;
$packet_type = 'request';
$normal_mode = false;
} elseif ($cmd == 'permission_update' || $cmd == 'permission_create') {
// Get the (single) recipient
$r = q("select * from abook left join xchan on abook_xchan = xchan_hash where abook_id = %d and abook_self = 0", intval($item_id));
if ($r) {
$uid = $r[0]['abook_channel'];
// Get the sender
$channel = channelx_by_n($uid);
if ($channel) {
$perm_update = array('sender' => $channel, 'recipient' => $r[0], 'success' => false, 'deliveries' => '');
if ($cmd == 'permission_create') {
call_hooks('permissions_create', $perm_update);
} else {
call_hooks('permissions_update', $perm_update);
}
if ($perm_update['success']) {
if ($perm_update['deliveries']) {
$deliveries[] = $perm_update['deliveries'];
do_delivery($deliveries);
}
return;
} else {
$recipients[] = $r[0]['abook_xchan'];
$private = false;
$packet_type = 'refresh';
$packet_recips = array(array('guid' => $r[0]['xchan_guid'], 'guid_sig' => $r[0]['xchan_guid_sig'], 'hash' => $r[0]['xchan_hash']));
}
}
}
} elseif ($cmd === 'refresh_all') {
logger('notifier: refresh_all: ' . $item_id);
$uid = $item_id;
$channel = channelx_by_n($item_id);
$r = q("select abook_xchan from abook where abook_channel = %d", intval($item_id));
if ($r) {
foreach ($r as $rr) {
$recipients[] = $rr['abook_xchan'];
}
}
$private = false;
$packet_type = 'refresh';
} elseif ($cmd === 'location') {
logger('notifier: location: ' . $item_id);
$s = q("select * from channel where channel_id = %d limit 1", intval($item_id));
if ($s) {
$channel = $s[0];
}
$uid = $item_id;
$recipients = array();
$r = q("select abook_xchan from abook where abook_channel = %d", intval($item_id));
if ($r) {
foreach ($r as $rr) {
$recipients[] = $rr['abook_xchan'];
}
}
$encoded_item = array('locations' => zot_encode_locations($channel), 'type' => 'location', 'encoding' => 'zot');
$target_item = array('aid' => $channel['channel_account_id'], 'uid' => $channel['channel_id']);
$private = false;
$packet_type = 'location';
$location = true;
} elseif ($cmd === 'purge_all') {
logger('notifier: purge_all: ' . $item_id);
$s = q("select * from channel where channel_id = %d limit 1", intval($item_id));
if ($s) {
$channel = $s[0];
}
$uid = $item_id;
$recipients = array();
$r = q("select abook_xchan from abook where abook_channel = %d", intval($item_id));
if ($r) {
foreach ($r as $rr) {
$recipients[] = $rr['abook_xchan'];
}
}
$private = false;
$packet_type = 'purge';
} else {
// Normal items
// Fetch the target item
$r = q("SELECT * FROM item WHERE id = %d and parent != 0 LIMIT 1", intval($item_id));
if (!$r) {
return;
}
xchan_query($r);
$r = fetch_post_tags($r);
$target_item = $r[0];
$deleted_item = false;
if (intval($target_item['item_deleted'])) {
logger('notifier: target item ITEM_DELETED', LOGGER_DEBUG);
$deleted_item = true;
}
if (intval($target_item['item_type']) != ITEM_TYPE_POST) {
logger('notifier: target item not forwardable: type ' . $target_item['item_type'], LOGGER_DEBUG);
return;
}
if (intval($target_item['item_unpublished']) || intval($target_item['item_delayed'])) {
logger('notifier: target item not published, so not forwardable', LOGGER_DEBUG);
return;
}
if (strpos($target_item['postopts'], 'nodeliver') !== false) {
logger('notifier: target item is undeliverable', LOGGER_DEBUG);
return;
}
$s = q("select * from channel left join xchan on channel_hash = xchan_hash where channel_id = %d limit 1", intval($target_item['uid']));
if ($s) {
$channel = $s[0];
}
if ($channel['channel_hash'] !== $target_item['author_xchan'] && $channel['channel_hash'] !== $target_item['owner_xchan']) {
logger("notifier: Sending channel {$channel['channel_hash']} is not owner {$target_item['owner_xchan']} or author {$target_item['author_xchan']}", LOGGER_NORMAL, LOG_WARNING);
return;
}
if ($target_item['id'] == $target_item['parent']) {
$parent_item = $target_item;
$top_level_post = true;
} else {
// fetch the parent item
$r = q("SELECT * from item where id = %d order by id asc", intval($target_item['parent']));
if (!$r) {
return;
}
if (strpos($r[0]['postopts'], 'nodeliver') !== false) {
logger('notifier: target item is undeliverable', LOGGER_DEBUG, LOG_NOTICE);
return;
}
xchan_query($r);
$r = fetch_post_tags($r);
$parent_item = $r[0];
$top_level_post = false;
}
// avoid looping of discover items 12/4/2014
if ($sys && $parent_item['uid'] == $sys['channel_id']) {
return;
}
$encoded_item = encode_item($target_item);
// Send comments to the owner to re-deliver to everybody in the conversation
// We only do this if the item in question originated on this site. This prevents looping.
// To clarify, a site accepting a new comment is responsible for sending it to the owner for relay.
// Relaying should never be initiated on a post that arrived from elsewhere.
// We should normally be able to rely on ITEM_ORIGIN, but start_delivery_chain() incorrectly set this
// flag on comments for an extended period. So we'll also call comment_local_origin() which looks at
// the hostname in the message_id and provides a second (fallback) opinion.
$relay_to_owner = !$top_level_post && intval($target_item['item_origin']) && comment_local_origin($target_item) ? true : false;
$uplink = false;
// $cmd === 'relay' indicates the owner is sending it to the original recipients
// don't allow the item in the relay command to relay to owner under any circumstances, it will loop
logger('notifier: relay_to_owner: ' . ($relay_to_owner ? 'true' : 'false'), LOGGER_DATA, LOG_DEBUG);
logger('notifier: top_level_post: ' . ($top_level_post ? 'true' : 'false'), LOGGER_DATA, LOG_DEBUG);
// tag_deliver'd post which needs to be sent back to the original author
if ($cmd === 'uplink' && intval($parent_item['item_uplink']) && !$top_level_post) {
logger('notifier: uplink');
$uplink = true;
}
if (($relay_to_owner || $uplink) && $cmd !== 'relay') {
logger('notifier: followup relay', LOGGER_DEBUG);
$recipients = array($uplink ? $parent_item['source_xchan'] : $parent_item['owner_xchan']);
$private = true;
if (!$encoded_item['flags']) {
$encoded_item['flags'] = array();
}
$encoded_item['flags'][] = 'relay';
} else {
logger('notifier: normal distribution', LOGGER_DEBUG);
if ($cmd === 'relay') {
logger('notifier: owner relay');
}
// if our parent is a tag_delivery recipient, uplink to the original author causing
// a delivery fork.
if ($parent_item && intval($parent_item['item_uplink']) && !$top_level_post && $cmd !== 'uplink') {
// don't uplink a relayed post to the relay owner
if ($parent_item['source_xchan'] !== $parent_item['owner_xchan']) {
logger('notifier: uplinking this item');
proc_run('php', 'include/notifier.php', 'uplink', $item_id);
}
}
$private = false;
$recipients = collect_recipients($parent_item, $private);
// FIXME add any additional recipients such as mentions, etc.
// don't send deletions onward for other people's stuff
// TODO verify this is needed - copied logic from same place in old code
if (intval($target_item['item_deleted']) && !intval($target_item['item_wall'])) {
logger('notifier: ignoring delete notification for non-wall item', LOGGER_NORMAL, LOG_NOTICE);
return;
}
}
}
$walltowall = $top_level_post && $channel['xchan_hash'] === $target_item['author_xchan'] ? true : false;
// Generic delivery section, we have an encoded item and recipients
// Now start the delivery process
$x = $encoded_item;
$x['title'] = 'private';
$x['body'] = 'private';
logger('notifier: encoded item: ' . print_r($x, true), LOGGER_DATA, LOG_DEBUG);
stringify_array_elms($recipients);
if (!$recipients) {
return;
}
// logger('notifier: recipients: ' . print_r($recipients,true), LOGGER_NORMAL, LOG_DEBUG);
$env_recips = $private ? array() : null;
$details = q("select xchan_hash, xchan_instance_url, xchan_network, xchan_addr, xchan_guid, xchan_guid_sig from xchan where xchan_hash in (" . implode(',', $recipients) . ")");
$recip_list = array();
if ($details) {
foreach ($details as $d) {
$recip_list[] = $d['xchan_addr'] . ' (' . $d['xchan_hash'] . ')';
if ($private) {
$env_recips[] = array('guid' => $d['xchan_guid'], 'guid_sig' => $d['xchan_guid_sig'], 'hash' => $d['xchan_hash']);
}
if ($d['xchan_network'] === 'mail' && $normal_mode) {
$delivery_options = get_xconfig($d['xchan_hash'], 'system', 'delivery_mode');
if (!$delivery_options) {
format_and_send_email($channel, $d, $target_item);
}
}
}
}
$narr = array('channel' => $channel, 'env_recips' => $env_recips, 'packet_recips' => $packet_recips, 'recipients' => $recipients, 'item' => $item, 'target_item' => $target_item, 'top_level_post' => $top_level_post, 'private' => $private, 'followup' => $followup, 'relay_to_owner' => $relay_to_owner, 'uplink' => $uplink, 'cmd' => $cmd, 'mail' => $mail, 'location' => $location, 'request' => $request, 'normal_mode' => $normal_mode, 'packet_type' => $packet_type, 'walltowall' => $walltowall, 'queued' => array());
call_hooks('notifier_process', $narr);
if ($narr['queued']) {
foreach ($narr['queued'] as $pq) {
$deliveries[] = $pq;
}
}
if ($private && !$env_recips) {
// shouldn't happen
logger('notifier: private message with no envelope recipients.' . print_r($argv, true), LOGGER_NORMAL, LOG_NOTICE);
}
logger('notifier: recipients (may be delivered to more if public): ' . print_r($recip_list, true), LOGGER_DEBUG);
// Now we have collected recipients (except for external mentions, FIXME)
// Let's reduce this to a set of hubs.
$r = q("select * from hubloc where hubloc_hash in (" . implode(',', $recipients) . ") \n\t\tand hubloc_error = 0 and hubloc_deleted = 0");
if (!$r) {
logger('notifier: no hubs', LOGGER_NORMAL, LOG_NOTICE);
return;
}
$hubs = $r;
/**
* Reduce the hubs to those that are unique. For zot hubs, we need to verify uniqueness by the sitekey, since it may have been
* a re-install which has not yet been detected and pruned.
* For other networks which don't have or require sitekeys, we'll have to use the URL
*/
$hublist = array();
// this provides an easily printable list for the logs
$dhubs = array();
// delivery hubs where we store our resulting unique array
$keys = array();
// array of keys to check uniquness for zot hubs
$urls = array();
// array of urls to check uniqueness of hubs from other networks
foreach ($hubs as $hub) {
if (in_array($hub['hubloc_url'], $dead_hubs)) {
logger('skipping dead hub: ' . $hub['hubloc_url'], LOGGER_DEBUG, LOG_INFO);
continue;
}
if ($hub['hubloc_network'] == 'zot') {
if (!in_array($hub['hubloc_sitekey'], $keys)) {
$hublist[] = $hub['hubloc_host'];
$dhubs[] = $hub;
$keys[] = $hub['hubloc_sitekey'];
}
} else {
if (!in_array($hub['hubloc_url'], $urls)) {
$hublist[] = $hub['hubloc_host'];
$dhubs[] = $hub;
$urls[] = $hub['hubloc_url'];
}
}
}
logger('notifier: will notify/deliver to these hubs: ' . print_r($hublist, true), LOGGER_DEBUG, LOG_DEBUG);
foreach ($dhubs as $hub) {
if ($hub['hubloc_network'] !== 'zot') {
$narr = array('channel' => $channel, 'env_recips' => $env_recips, 'packet_recips' => $packet_recips, 'recipients' => $recipients, 'item' => $item, 'target_item' => $target_item, 'hub' => $hub, 'top_level_post' => $top_level_post, 'private' => $private, 'followup' => $followup, 'relay_to_owner' => $relay_to_owner, 'uplink' => $uplink, 'cmd' => $cmd, 'mail' => $mail, 'location' => $location, 'request' => $request, 'normal_mode' => $normal_mode, 'packet_type' => $packet_type, 'walltowall' => $walltowall, 'queued' => array());
call_hooks('notifier_hub', $narr);
if ($narr['queued']) {
foreach ($narr['queued'] as $pq) {
$deliveries[] = $pq;
}
}
continue;
}
// default: zot protocol
$hash = random_string();
$packet = null;
if ($packet_type === 'refresh' || $packet_type === 'purge') {
$packet = zot_build_packet($channel, $packet_type, $packet_recips ? $packet_recips : null);
} elseif ($packet_type === 'request') {
$packet = zot_build_packet($channel, $packet_type, $env_recips, $hub['hubloc_sitekey'], $hash, array('message_id' => $request_message_id));
}
if ($packet) {
queue_insert(array('hash' => $hash, 'account_id' => $channel['channel_account_id'], 'channel_id' => $channel['channel_id'], 'posturl' => $hub['hubloc_callback'], 'notify' => $packet));
} else {
$packet = zot_build_packet($channel, 'notify', $env_recips, $private ? $hub['hubloc_sitekey'] : null, $hash);
queue_insert(array('hash' => $hash, 'account_id' => $target_item['aid'], 'channel_id' => $target_item['uid'], 'posturl' => $hub['hubloc_callback'], 'notify' => $packet, 'msg' => json_encode($encoded_item)));
// only create delivery reports for normal undeleted items
if (is_array($target_item) && array_key_exists('postopts', $target_item) && !$target_item['item_deleted'] && !get_config('system', 'disable_dreport')) {
q("insert into dreport ( dreport_mid, dreport_site, dreport_recip, dreport_result, dreport_time, dreport_xchan, dreport_queue ) values ( '%s','%s','%s','%s','%s','%s','%s' ) ", dbesc($target_item['mid']), dbesc($hub['hubloc_host']), dbesc($hub['hubloc_host']), dbesc('queued'), dbesc(datetime_convert()), dbesc($channel['channel_hash']), dbesc($hash));
}
}
$deliveries[] = $hash;
}
if ($normal_mode) {
$x = q("select * from hook where hook = 'notifier_normal'");
if ($x) {
proc_run('php', 'include/deliver_hooks.php', $target_item['id']);
}
}
if ($deliveries) {
do_delivery($deliveries);
}
logger('notifier: basic loop complete.', LOGGER_DEBUG);
call_hooks('notifier_end', $target_item);
logger('notifer: complete.');
return;
}
/**
* @brief Process a message request.
*
* If a site receives a comment to a post but finds they have no parent to attach it with, they
* may send a 'request' packet containing the message_id of the missing parent. This is the handler
* for that packet. We will create a message_list array of the entire conversation starting with
* the missing parent and invoke delivery to the sender of the packet.
*
* include/deliver.php (for local delivery) and mod/post.php (for web delivery) detect the existence of
* this 'message_list' at the destination and split it into individual messages which are
* processed/delivered in order.
*
* Called from mod/post.php
*
* @param array $data
* @return array
*/
function zot_reply_message_request($data)
{
$ret = array('success' => false);
if (!$data['message_id']) {
$ret['message'] = 'no message_id';
logger('no message_id');
json_return_and_die($ret);
}
$sender = $data['sender'];
$sender_hash = make_xchan_hash($sender['guid'], $sender['guid_sig']);
/*
* Find the local channel in charge of this post (the first and only recipient of the request packet)
*/
$arr = $data['recipients'][0];
$recip_hash = make_xchan_hash($arr['guid'], $arr['guid_sig']);
$c = q("select * from channel left join xchan on channel_hash = xchan_hash where channel_hash = '%s' limit 1", dbesc($recip_hash));
if (!$c) {
logger('recipient channel not found.');
$ret['message'] .= 'recipient not found.' . EOL;
json_return_and_die($ret);
}
/*
* fetch the requested conversation
*/
$messages = zot_feed($c[0]['channel_id'], $sender_hash, array('message_id' => $data['message_id']));
if ($messages) {
$env_recips = null;
$r = q("select * from hubloc where hubloc_hash = '%s' and hubloc_error = 0 and hubloc_deleted = 0 \n\t\t\tgroup by hubloc_sitekey", dbesc($sender_hash));
if (!$r) {
logger('no hubs');
json_return_and_die($ret);
}
$hubs = $r;
$private = array_key_exists('flags', $messages[0]) && in_array('private', $messages[0]['flags']) ? true : false;
if ($private) {
$env_recips = array('guid' => $sender['guid'], 'guid_sig' => $sender['guid_sig'], 'hash' => $sender_hash);
}
$data_packet = json_encode(array('message_list' => $messages));
foreach ($hubs as $hub) {
$hash = random_string();
/*
* create a notify packet and drop the actual message packet in the queue for pickup
*/
$n = zot_build_packet($c[0], 'notify', $env_recips, $private ? $hub['hubloc_sitekey'] : null, $hash, array('message_id' => $data['message_id']));
queue_insert(array('hash' => $hash, 'account_id' => $c[0]['channel_account_id'], 'channel_id' => $c[0]['channel_id'], 'posturl' => $hub['hubloc_callback'], 'notify' => $n, 'msg' => $data_packet));
/*
* invoke delivery to send out the notify packet
*/
proc_run('php', 'include/deliver.php', $hash);
}
}
$ret['success'] = true;
json_return_and_die($ret);
}
function statusnet_post_hook(&$a, &$b)
{
/**
* Post to statusnet
*/
if (!strstr($b['postopts'], 'statusnet')) {
logger('crosspost not enabled.');
return;
}
if (!is_item_normal($b) || $b['item_private'] || $b['created'] !== $b['edited']) {
logger('not a usable post. ' . print_r($b, true), LOGGER_DEBUG);
return;
}
if (!perm_is_allowed($b['uid'], '', 'view_stream')) {
logger('permissions prevent crossposting.', LOGGER_DEBUG);
return;
}
if ($b['parent'] != $b['id']) {
logger('not a top level post.', LOGGER_DEBUG);
return;
}
// if posts comes from statusnet don't send it back
if ($b['app'] == "StatusNet") {
logger('potential recursion. Crosspost ignored.');
return;
}
logger('statusnet post invoked');
load_pconfig($b['uid'], 'statusnet');
$api = get_pconfig($b['uid'], 'statusnet', 'baseapi');
$ckey = get_pconfig($b['uid'], 'statusnet', 'consumerkey');
$csecret = get_pconfig($b['uid'], 'statusnet', 'consumersecret');
$otoken = get_pconfig($b['uid'], 'statusnet', 'oauthtoken');
$osecret = get_pconfig($b['uid'], 'statusnet', 'oauthsecret');
$intelligent_shortening = get_pconfig($b['uid'], 'statusnet', 'intelligent_shortening');
// Global setting overrides this
if (get_config('statusnet', 'intelligent_shortening')) {
$intelligent_shortening = get_config('statusnet', 'intelligent_shortening');
}
if ($ckey && $csecret && $otoken && $osecret) {
require_once 'include/bbcode.php';
$dent = new StatusNetOAuth($api, $ckey, $csecret, $otoken, $osecret);
$max_char = $dent->get_maxlength();
// max. length for a dent
// we will only work with up to two times the length of the dent
// we can later send to GNU social. This way we can "gain" some
// information during shortening of potential links but do not
// shorten all the links in a 200000 character long essay.
$tempfile = "";
$intelligent_shortening = get_config('statusnet', 'intelligent_shortening');
if (!$intelligent_shortening) {
if (!$b['title'] == '') {
$tmp = $b['title'] . ": \n" . $b['body'];
// $tmp = substr($tmp, 0, 4*$max_char);
} else {
$tmp = $b['body'];
// substr($b['body'], 0, 3*$max_char);
}
// if [url=bla][img]blub.png[/img][/url] get blub.png
$tmp = preg_replace('/\\[url\\=(https?\\:\\/\\/[a-zA-Z0-9\\:\\/\\-\\?\\&\\;\\.\\=\\_\\~\\#\\%\\$\\!\\+\\,]+)\\]\\[img\\](\\w+.*?)\\[\\/img\\]\\[\\/url\\]/i', '$2', $tmp);
$tmp = preg_replace('/\\[zrl\\=(https?\\:\\/\\/[a-zA-Z0-9\\:\\/\\-\\?\\&\\;\\.\\=\\_\\~\\#\\%\\$\\!\\+\\,]+)\\]\\[zmg\\](\\w+.*?)\\[\\/zmg\\]\\[\\/zrl\\]/i', '$2', $tmp);
// preserve links to images, videos and audios
$tmp = preg_replace('/\\[img\\=([0-9]*)x([0-9]*)\\](.*?)\\[\\/img\\]/ism', '$3', $tmp);
$tmp = preg_replace('/\\[\\/?img(\\s+.*?\\]|\\])/i', '', $tmp);
$tmp = preg_replace('/\\[zmg\\=([0-9]*)x([0-9]*)\\](.*?)\\[\\/zmg\\]/ism', '$3', $tmp);
$tmp = preg_replace('/\\[\\/?zmg(\\s+.*?\\]|\\])/i', '', $tmp);
$tmp = preg_replace('/\\[\\/?video(\\s+.*?\\]|\\])/i', '', $tmp);
$tmp = preg_replace('/\\[\\/?audio(\\s+.*?\\]|\\])/i', '', $tmp);
$linksenabled = get_pconfig($b['uid'], 'statusnet', 'post_taglinks');
// if a #tag is linked, don't send the [url] over to SN
// that is, don't send if the option is not set in the
// connector settings
if ($linksenabled == '0') {
// #-tags
$tmp = preg_replace('/#\\[url\\=(\\w+.*?)\\](\\w+.*?)\\[\\/url\\]/i', '#$2', $tmp);
// @-mentions
$tmp = preg_replace('/@\\[url\\=(\\w+.*?)\\](\\w+.*?)\\[\\/url\\]/i', '@$2', $tmp);
// #-tags
$tmp = preg_replace('/#\\[zrl\\=(\\w+.*?)\\](\\w+.*?)\\[\\/zrl\\]/i', '#$2', $tmp);
// @-mentions
$tmp = preg_replace('/@\\[zrl\\=(\\w+.*?)\\](\\w+.*?)\\[\\/zrl\\]/i', '@$2', $tmp);
// recycle 1
$recycle = html_entity_decode("♲ ", ENT_QUOTES, 'UTF-8');
$tmp = preg_replace('/' . $recycle . '\\[url\\=(\\w+.*?)\\](\\w+.*?)\\[\\/url\\]/i', $recycle . '$2', $tmp);
// recycle 2 (test)
$recycle = html_entity_decode("◌ ", ENT_QUOTES, 'UTF-8');
$tmp = preg_replace('/' . $recycle . '\\[url\\=(\\w+.*?)\\](\\w+.*?)\\[\\/url\\]/i', $recycle . '$2', $tmp);
}
// preserve links to webpages
$tmp = preg_replace('/\\[url\\=(https?\\:\\/\\/[a-zA-Z0-9\\:\\/\\-\\?\\&\\;\\.\\=\\_\\~\\#\\%\\$\\!\\+\\,]+)\\](\\w+.*?)\\[\\/url\\]/i', '$2 $1', $tmp);
$tmp = preg_replace('/\\[zrl\\=(https?\\:\\/\\/[a-zA-Z0-9\\:\\/\\-\\?\\&\\;\\.\\=\\_\\~\\#\\%\\$\\!\\+\\,]+)\\](\\w+.*?)\\[\\/zrl\\]/i', '$2 $1', $tmp);
// find all http or https links in the body of the entry and
// apply the shortener if the link is longer then 20 characters
if (strlen($tmp) > $max_char && $max_char > 0) {
preg_match_all('/(https?\\:\\/\\/[a-zA-Z0-9\\:\\/\\-\\?\\&\\;\\.\\=\\_\\~\\#\\%\\$\\!\\+\\,]+)/i', $tmp, $allurls);
foreach ($allurls as $url) {
foreach ($url as $u) {
if (strlen($u) > 20) {
$sl = short_link($u);
$tmp = str_replace($u, $sl, $tmp);
}
}
}
}
// ok, all the links we want to send out are save, now strip
// away the remaining bbcode
$msg = bbcode($tmp, false, false, true);
$msg = str_replace(array('<br>', '<br />'), "\n", $msg);
$msg = strip_tags($msg);
// quotes not working - let's try this
$msg = html_entity_decode($msg);
if (strlen($msg) > $max_char && $max_char > 0) {
$shortlink = short_link($b['plink']);
// the new message will be shortened such that "... $shortlink"
// will fit into the character limit
$msg = nl2br(substr($msg, 0, $max_char - strlen($shortlink) - 4));
$msg = str_replace(array('<br>', '<br />'), ' ', $msg);
$e = explode(' ', $msg);
// remove the last word from the cut down message to
// avoid sending cut words to the MicroBlog
array_pop($e);
$msg = implode(' ', $e);
$msg .= '... ' . $shortlink;
}
$msg = trim($msg);
$postdata = array('status' => $msg);
} else {
$msgarr = statusnet_shortenmsg($b, $max_char);
$msg = $msgarr["msg"];
$image = $msgarr["image"];
if ($image != "") {
$x = z_fetch_url($image, true, 0, array('novalidate' => true));
if ($x['success']) {
$imagedata = $x['body'];
$tempfile = tempnam(get_config("system", "temppath"), "upload");
file_put_contents($tempfile, $imagedata);
$postdata = array("status" => $msg, "media" => "@" . $tempfile);
}
} else {
$postdata = array("status" => $msg);
}
}
// and now dent it :-)
if (strlen($msg)) {
$result = $dent->post('statuses/update', $postdata);
logger('statusnet_post send, result: ' . print_r($result, true) . "\nmessage: " . $msg, LOGGER_DEBUG);
logger("Original post: " . print_r($b, true) . "\nPost Data: " . print_r($postdata, true), LOGGER_DEBUG);
if ($result->error) {
logger('Send to GNU social failed: queued."' . $result->error . '"');
// @fixme - unable to queue media uploads
if (!$image) {
queue_insert(array('hash' => random_string(), 'account_id' => $b['aid'], 'channel_id' => $b['uid'], 'driver' => 'statusnet', 'posturl' => $api, 'msg' => $msg));
}
}
}
if ($tempfile != "") {
unlink($tempfile);
}
}
}
function ratenotif_run($argv, $argc)
{
cli_startup();
$a = get_app();
require_once "session.php";
require_once "datetime.php";
require_once 'include/items.php';
require_once 'include/Contact.php';
if ($argc < 3) {
return;
}
logger('ratenotif: invoked: ' . print_r($argv, true), LOGGER_DEBUG);
$cmd = $argv[1];
$item_id = $argv[2];
if ($cmd === 'rating') {
$r = q("select * from xlink where xlink_id = %d and xlink_static = 1 limit 1", intval($item_id));
if (!$r) {
logger('rating not found');
return;
}
$encoded_item = array('type' => 'rating', 'encoding' => 'zot', 'target' => $r[0]['xlink_link'], 'rating' => intval($r[0]['xlink_rating']), 'rating_text' => $r[0]['xlink_rating_text'], 'signature' => $r[0]['xlink_sig'], 'edited' => $r[0]['xlink_updated']);
}
$channel = channelx_by_hash($r[0]['xlink_xchan']);
if (!$channel) {
logger('no channel');
return;
}
$primary = get_directory_primary();
if (!$primary) {
return;
}
$interval = get_config('system', 'delivery_interval') !== false ? intval(get_config('system', 'delivery_interval')) : 2;
$deliveries_per_process = intval(get_config('system', 'delivery_batch_count'));
if ($deliveries_per_process <= 0) {
$deliveries_per_process = 1;
}
$deliver = array();
$x = z_fetch_url($primary . '/regdir');
if ($x['success']) {
$j = json_decode($x['body'], true);
if ($j && $j['success'] && is_array($j['directories'])) {
foreach ($j['directories'] as $h) {
if ($h == z_root()) {
continue;
}
$hash = random_string();
$n = zot_build_packet($channel, 'notify', null, null, $hash);
queue_insert(array('hash' => $hash, 'account_id' => $channel['channel_account_id'], 'channel_id' => $channel['channel_id'], 'posturl' => $h . '/post', 'notify' => $n, 'msg' => json_encode($encoded_item)));
$deliver[] = $hash;
if (count($deliver) >= $deliveries_per_process) {
proc_run('php', 'include/deliver.php', $deliver);
$deliver = array();
if ($interval) {
@time_sleep_until(microtime(true) + (double) $interval);
}
}
}
// catch any stragglers
if (count($deliver)) {
proc_run('php', 'include/deliver.php', $deliver);
}
}
}
logger('ratenotif: complete.');
return;
}