<?php
require_once("boot.php");
function delivery_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, $db_data);
}
require_once("session.php");
require_once("datetime.php");
require_once('include/items.php');
require_once('include/bbcode.php');
require_once('include/diaspora.php');
load_config('config');
load_config('system');
load_hooks();
if($argc < 3)
return;
$a->set_baseurl(get_config('system','url'));
logger('delivery: invoked: ' . print_r($argv,true));
$cmd = $argv[1];
$item_id = intval($argv[2]);
$contact_id = intval($argv[3]);
if((! $item_id) || (! $contact_id))
return;
$expire = false;
$top_level = false;
$recipients = array();
$url_recipients = array();
$normal_mode = true;
$recipients[] = $contact_id;
if($cmd === 'expire') {
$normal_mode = false;
$expire = true;
$items = q("SELECT * FROM `item` WHERE `uid` = %d AND `wall` = 1
AND `deleted` = 1 AND `changed` > UTC_TIMESTAMP - INTERVAL 30 MINUTE",
intval($item_id)
);
$uid = $item_id;
$item_id = 0;
if(! count($items))
return;
}
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'];
$items = q("SELECT * FROM `item` WHERE `parent` = %d ORDER BY `id` ASC",
intval($parent_id)
);
if(! count($items)) {
return;
}
$icontacts = q("SELECT * FROM `contact` WHERE `id` IN ( SELECT distinct(`contact-id`) FROM `item` where `parent` = %d ) ",
intval($parent_id)
);
if(! count($icontacts))
return;
// avoid race condition with deleting entries
if($items[0]['deleted']) {
foreach($items as $item)
$item['deleted'] = 1;
}
if(count($items) == 1 && $items[0]['uri'] === $items[0]['parent-uri'])
$top_level = true;
}
$r = q("SELECT `contact`.*, `user`.`pubkey` AS `upubkey`, `user`.`prvkey` AS `uprvkey`,
`user`.`timezone`, `user`.`nickname`, `user`.`sprvkey`, `user`.`spubkey`,
`user`.`page-flags`, `user`.`prvnets`
FROM `contact` LEFT JOIN `user` ON `user`.`uid` = `contact`.`uid`
WHERE `contact`.`uid` = %d AND `contact`.`self` = 1 LIMIT 1",
intval($uid)
);
if(! count($r))
return;
$owner = $r[0];
$public_message = true;
// fill this in with a single salmon slap if applicable
$slap = '';
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 line. Seemingly innocuous changes
* have been known to cause runaway conditions which affected several servers, along with
* permissions issues.
*
*/
if((! $top_level) && ($parent['wall'] == 0) && (! $expire) && (stristr($target_item['uri'],$localhost))) {
logger('relay denied for delivery agent.');
/* no relay allowed for direct contact delivery */
return;
}
if((strlen($parent['allow_cid']))
|| (strlen($parent['allow_gid']))
|| (strlen($parent['deny_cid']))
|| (strlen($parent['deny_gid']))) {
$public_message = false; // private recipients, not public
}
$conversant_str = intval($contact_id);
$r = q("SELECT * FROM `contact` WHERE `id` = %d AND `blocked` = 0 AND `pending` = 0",
intval($contact_id)
);
if(count($r))
$contact = $r[0];
$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(
'$version' => xmlify(FRIENDIKA_VERSION),
'$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' => '', // private feed, we don't use salmon here
'$name' => xmlify($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' => $birthday
));
foreach($items as $item) {
if(! $item['parent'])
continue;
// private emails may be in included in public conversations. Filter them.
if(($public_message) && $item['private'])
continue;
$item_contact = get_item_contact($item,$icontacts);
if(! $item_contact)
continue;
$atom .= atom_entry($item,'text',$item_contact,$owner,true);
if(($top_level) && ($public_message) && ($item['author-link'] === $item['owner-link']) && (! $expire))
$slaps[] = atom_entry($item,'html',$item_contact,$owner,true);
}
$atom .= '</feed>' . "\r\n";
logger('notifier: ' . $atom, LOGGER_DATA);
logger('notifier: slaps: ' . print_r($slaps,true), LOGGER_DATA);
require_once('include/salmon.php');
if($contact['self'])
return;
$deliver_status = 0;
switch($contact['network']) {
case NETWORK_DFRN :
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
q("INSERT INTO `queue` ( `cid`, `created`, `last`, `content`)
VALUES ( %d, '%s', '%s', '%s') ",
intval($contact['id']),
dbesc(datetime_convert()),
dbesc(datetime_convert()),
dbesc($atom)
);
}
break;
case NETWORK_OSTATUS :
// Do not send to otatus if we are not configured to send to public networks
if($owner['prvnets'])
break;
if(get_config('system','ostatus_disabled') || get_config('system','dfrn_only'))
break;
// only send salmon if public - e.g. if it's ok to notify
// a public hub, it's ok to send a salmon
if((count($slaps)) && ($public_message) && (! $expire)) {
logger('notifier: slapdelivery: ' . $contact['name']);
foreach($slaps as $slappy) {
if($contact['notify']) {
$deliver_status = slapper($owner,$contact['notify'],$slappy);
if($deliver_status == (-1)) {
// queue message for redelivery
q("INSERT INTO `queue` ( `cid`, `created`, `last`, `content`)
VALUES ( %d, '%s', '%s', '%s') ",
intval($contact['id']),
dbesc(datetime_convert()),
dbesc(datetime_convert()),
dbesc($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("\x28no subject\x29")) ;
$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 :
logger('delivery: diaspora deliver: ' . $contact['name']);
if(get_config('system','dfrn_only') || (! get_config('system','diaspora_enabled')) || (! $normal_mode))
break;
if(! $contact['pubkey'])
break;
if($target_item['verb'] === ACTIVITY_DISLIKE) {
// unsupported
break;
}
elseif(($target_item['deleted']) && ($target_item['verb'] !== ACTIVITY_LIKE)) {
logger('delivery: diaspora retract: ' . $contact['name']);
// diaspora delete,
diaspora_send_retraction($target_item,$owner,$contact);
break;
}
elseif($target_item['parent'] != $target_item['id']) {
logger('delivery: diaspora relay: ' . $contact['name']);
// we are the relay - send comments, likes and unlikes to our conversants
diaspora_send_relay($target_item,$owner,$contact);
break;
}
elseif($top_level) {
logger('delivery: diaspora status: ' . $contact['name']);
diaspora_send_status($target_item,$owner,$contact);
break;
}
logger('delivery: diaspora unknown mode: ' . $contact['name']);
break;
case NETWORK_FEED :
case NETWORK_FACEBOOK :
if(get_config('system','dfrn_only'))
break;
default:
break;
}
return;
}
if (array_search(__file__,get_included_files())===0){
delivery_run($argv,$argc);
killme();
}
