95 lines
2.7 KiB
PHP
95 lines
2.7 KiB
PHP
<?php
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function auto_redir(&$a, $contact_nick) {
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// prevent looping
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if(x($_REQUEST,'redir') && intval($_REQUEST['redir']))
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return;
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if((! $contact_nick) || ($contact_nick === $a->user['nickname']))
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return;
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if(local_user()) {
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// We need to find out if $contact_nick is a user on this hub, and if so, if I
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// am a contact of that user. However, that user may have other contacts with the
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// same nickname as me on other hubs or other networks. Exclude these by requiring
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// that the contact have a local URL. I will be the only person with my nickname at
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// this URL, so if a result is found, then I am a contact of the $contact_nick user.
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//
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// We also have to make sure that I'm a legitimate contact--I'm not blocked or pending.
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$baseurl = App::get_baseurl();
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$domain_st = strpos($baseurl, "://");
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if($domain_st === false)
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return;
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$baseurl = substr($baseurl, $domain_st + 3);
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$nurl = normalise_link($baseurl);
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$r = q("SELECT id FROM contact WHERE uid = ( SELECT uid FROM user WHERE nickname = '%s' LIMIT 1 )
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AND nick = '%s' AND self = 0 AND ( url LIKE '%%%s%%' or nurl LIKE '%%%s%%' ) AND blocked = 0 AND pending = 0 LIMIT 1",
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dbesc($contact_nick),
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dbesc($a->user['nickname']),
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dbesc($baseurl),
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dbesc($nurl)
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);
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if((! dbm::is_result($r)) || $r[0]['id'] == remote_user())
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return;
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$r = q("SELECT * FROM contact WHERE nick = '%s'
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AND network = '%s' AND uid = %d AND url LIKE '%%%s%%' LIMIT 1",
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dbesc($contact_nick),
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dbesc(NETWORK_DFRN),
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intval(local_user()),
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dbesc($baseurl)
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);
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if(! dbm::is_result($r))
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return;
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$cid = $r[0]['id'];
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$dfrn_id = $orig_id = (($r[0]['issued-id']) ? $r[0]['issued-id'] : $r[0]['dfrn-id']);
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if($r[0]['duplex'] && $r[0]['issued-id']) {
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$orig_id = $r[0]['issued-id'];
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$dfrn_id = '1:' . $orig_id;
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}
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if($r[0]['duplex'] && $r[0]['dfrn-id']) {
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$orig_id = $r[0]['dfrn-id'];
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$dfrn_id = '0:' . $orig_id;
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}
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// ensure that we've got a valid ID. There may be some edge cases with forums and non-duplex mode
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// that may have triggered some of the "went to {profile/intro} and got an RSS feed" issues
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if(strlen($dfrn_id) < 3)
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return;
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$sec = random_string();
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q("INSERT INTO `profile_check` ( `uid`, `cid`, `dfrn_id`, `sec`, `expire`)
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VALUES( %d, %s, '%s', '%s', %d )",
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intval(local_user()),
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intval($cid),
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dbesc($dfrn_id),
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dbesc($sec),
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intval(time() + 45)
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);
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$url = curPageURL();
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logger('auto_redir: ' . $r[0]['name'] . ' ' . $sec, LOGGER_DEBUG);
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$dest = (($url) ? '&destination_url=' . $url : '');
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goaway ($r[0]['poll'] . '?dfrn_id=' . $dfrn_id
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. '&dfrn_version=' . DFRN_PROTOCOL_VERSION . '&type=profile&sec=' . $sec . $dest );
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}
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return;
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}
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