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<?php
/**
* Diaspora endpoint
*/
require_once('include/salmon.php');
require_once('include/crypto.php');
require_once('include/diaspora.php');
function receive_post(&$a) {
if($a->argc != 3 || $a->argv[1] !== 'users')
receive_return(500);
$guid = $a->argv[2];
$r = q("SELECT * FROM `user` WHERE `guid` = '%s' LIMIT 1",
dbesc($guid)
);
if(! count($r))
receive_return(500);
$importer = $r[0];
$xml = $_POST['xml'];
logger('mod-diaspora: new salmon ' . $xml, LOGGER_DATA);
if(! $xml)
receive_return(500);
$msg = diaspora_decode($importer,$xml);
if(! $msg)
receive_return(500);
// If we reached this point, the message is good.
// Now let's figure out if the author is allowed to send us stuff.
$r = q("SELECT * FROM `contact` WHERE `network` = 'dspr' AND ( `url` = '%s' OR `alias` = '%s')
AND `uid` = %d LIMIT 1",
dbesc($author_link),
dbesc($author_link),
intval($importer['uid'])
);
if(! count($r)) {
logger('mod-diaspora: Author unknown to us.');
}
// is this a follower? Or have we ignored the person?
// If so we can not accept this post.
if((count($r)) && (($r[0]['readonly']) || ($r[0]['rel'] == CONTACT_IS_FOLLOWER) || ($r[0]['blocked']))) {
logger('mod-diaspora: Ignoring this author.');
receive_return(202);
// NOTREACHED
}
require_once('include/items.php');
// Placeholder for hub discovery. We shouldn't find any hubs
// since we supplied the fake feed header - and it doesn't have any.
$hub = '';
/**
*
* anti-spam measure: consume_feed will accept a follow activity from
* this person (and nothing else) if there is no existing contact record.
*
*/
$contact_rec = ((count($r)) ? $r[0] : null);
receive_return(200);
}
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