106 lines
2.4 KiB
PHP
106 lines
2.4 KiB
PHP
<?php
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/**
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* Diaspora endpoint
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*/
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require_once('include/salmon.php');
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require_once('include/crypto.php');
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require_once('include/diaspora.php');
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function receive_post(&$a) {
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if($a->argc != 3 || $a->argv[1] !== 'users')
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http_status_exit(500);
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$guid = $a->argv[2];
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$r = q("SELECT * FROM `user` WHERE `guid` = '%s' LIMIT 1",
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dbesc($guid)
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);
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if(! count($r))
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http_status_exit(500);
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$importer = $r[0];
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// I really don't know why we need urldecode - PHP should be doing this for us.
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// It is an application/x-www-form-urlencoded
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$xml = urldecode($_POST['xml']);
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logger('mod-diaspora: new salmon ' . $xml, LOGGER_DATA);
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if(! $xml)
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http_status_exit(500);
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$msg = diaspora_decode($importer,$xml);
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logger('mod-diaspora: decoded msg: ' . $msg, LOGGER_DATA);
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if(! $msg)
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http_status_exit(500);
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$parsed_xml = parse_xml_string($msg,false);
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$xmlbase = $parsed_xml->post;
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// If we reached this point, the message is good.
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// Now let's figure out if the author is allowed to send us stuff.
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$r = q("SELECT * FROM `contact` WHERE `network` = 'dspr' AND ( `url` = '%s' OR `alias` = '%s')
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AND `uid` = %d LIMIT 1",
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dbesc($author_link),
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dbesc($author_link),
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intval($importer['uid'])
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);
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if(! count($r)) {
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logger('mod-diaspora: Author unknown to us.');
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}
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// is this a follower? Or have we ignored the person?
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// If so we can not accept this post.
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// However we will accept a sharing e.g. friend request
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// or a retraction of same.
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$allow_blocked = (($xmlbase->request || ($xmlbase->retraction && $xmlbase->retraction->type == 'Person')) ? true : false);
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if((count($r))
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&& (($r[0]['rel'] == CONTACT_IS_FOLLOWER) || ($r[0]['blocked']) || ($r[0]['readonly']))
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&& (! $allow_blocked)) {
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logger('mod-diaspora: Ignoring this author.');
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http_status_exit(202);
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// NOTREACHED
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}
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require_once('include/items.php');
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$contact = ((count($r)) ? $r[0] : null);
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if($xmlbase->request) {
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diaspora_request($importer,$contact,$xmlbase->request);
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}
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elseif($xmlbase->status_message) {
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diaspora_post($importer,$contact,$xmlbase->status_message);
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}
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elseif($xmlbase->comment) {
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diaspora_comment($importer,$contact,$xmlbase->comment);
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}
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elseif($xmlbase->like) {
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diaspora_like($importer,$contact,$xmlbase->like);
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}
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elseif($xmlbase->retraction) {
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diaspora_retraction($importer,$contact,$xmlbase->retraction);
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}
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else {
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logger('mod-diaspora: unknown message type: ' . print_r($xmlbase,true));
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}
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http_status_exit(200);
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// NOTREACHED
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}
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