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friendica_2019-12_sharedHos.../mod/receive.php

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<?php
/**
* Diaspora endpoint
*/
use Friendica\App;
require_once('include/salmon.php');
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require_once('include/crypto.php');
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require_once('include/diaspora.php');
function receive_post(App $a) {
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$enabled = intval(get_config('system', 'diaspora_enabled'));
if (!$enabled) {
logger('mod-diaspora: disabled');
http_status_exit(500);
}
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$public = false;
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if (($a->argc == 2) && ($a->argv[1] === 'public')) {
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$public = true;
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} else {
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if ($a->argc != 3 || $a->argv[1] !== 'users') {
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http_status_exit(500);
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}
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$guid = $a->argv[2];
$r = q("SELECT * FROM `user` WHERE `guid` = '%s' AND `account_expired` = 0 AND `account_removed` = 0 LIMIT 1",
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dbesc($guid)
);
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if (!dbm::is_result($r)) {
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http_status_exit(500);
}
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$importer = $r[0];
}
// It is an application/x-www-form-urlencoded
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logger('mod-diaspora: receiving post', LOGGER_DEBUG);
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$xml = urldecode($_POST['xml']);
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if (!$xml) {
$postdata = file_get_contents("php://input");
if ($postdata == '') {
http_status_exit(500);
}
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logger('mod-diaspora: message is in the new format', LOGGER_DEBUG);
$msg = Diaspora::decode_raw($importer, $postdata);
} else {
logger('mod-diaspora: message is in the old format', LOGGER_DEBUG);
$msg = Diaspora::decode($importer, $xml);
}
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logger('mod-diaspora: decoded', LOGGER_DEBUG);
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logger('mod-diaspora: decoded msg: ' . print_r($msg, true), LOGGER_DATA);
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if (!is_array($msg)) {
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http_status_exit(500);
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}
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logger('mod-diaspora: dispatching', LOGGER_DEBUG);
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$ret = 0;
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if ($public) {
Diaspora::dispatch_public($msg);
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} else {
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$ret = Diaspora::dispatch($importer, $msg);
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}
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http_status_exit(($ret) ? $ret : 200);
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// NOTREACHED
}