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<?php
function magic_init(&$a) {
$url = ((x($_REQUEST,'url')) ? $_REQUEST['url'] : '');
if(local_user() && $argc() > 1 && intval(argv(1))) {
$cid = $argv(1);
$r = q("SELECT * FROM `contact` WHERE `id` = %d AND `uid` = %d LIMIT 1",
intval($cid),
intval(local_user())
);
if(! ($r && count($r)))
goaway(z_root());
$sec = random_string();
// Here's how it works in zot... still a fair bit of code to write
// Originator (us) posts our id/sig/location/location_sig with a random tracking code.
// The other site will call us back asynchronously and do the verification dance.
// Once that has happened, we will be issued an encrypted token
// We'll redirect to the site with the decrypted token (which is good for one use).
q("INSERT INTO `profile_check` ( `uid`, `cid`, `dfrn_id`, `sec`, `expire`)
VALUES( %d, %s, '%s', '%s', %d )",
intval(local_user()),
intval($cid),
dbesc($dfrn_id),
dbesc($sec),
intval(time() + 45)
);
$postvars = array();
$postvars['tracking'] = $sec;
$ret = $z_post_url($hubloc['hubloc_connect'],$postvars);
if($ret['success']) {
$j = json_decode($ret['body']);
if($j->result && $j->token) {
$token = openssl_private_decrypt($j->token,$channel['prvkey']);
logger('mod_magic: ' . $r[0]['name'] . ' ' . $sec, LOGGER_DEBUG);
$dest = (($url) ? '&destination_url=' . $url : '');
goaway ($hubloc['hubloc_connect'] . "?f=" . $dest . "&token=" . $token);
}
}
}
if(local_user())
$handle = $a->user['nickname'] . '@' . substr($a->get_baseurl(),strpos($a->get_baseurl(),'://')+3);
if(remote_user())
$handle = $_SESSION['handle'];
if($url) {
$url = str_replace('{zid}','&zid=' . $handle,$url);
goaway($url);
}
goaway(z_root());
}
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