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<?php
namespace Zotlabs\Lib;
use Zotlabs\Web\HTTPSig;
class Zotfinger {
static function exec($resource,$channel = null, $verify = true) {
if(! $resource) {
return false;
}
$m = parse_url($resource);
$data = json_encode([ 'zot_token' => random_string() ]);
if($channel && $m) {
$headers = [
'Accept' => 'application/x-zot+json',
'Content-Type' => 'application/x-zot+json',
'X-Zot-Token' => random_string(),
'Digest' => HTTPSig::generate_digest_header($data),
'Host' => $m['host'],
'(request-target)' => 'post ' . get_request_string($resource)
];
$h = HTTPSig::create_sig($headers,$channel['channel_prvkey'],channel_url($channel),false);
}
else {
$h = [ 'Accept: application/x-zot+json' ];
}
$result = [];
$redirects = 0;
$x = z_post_url($resource,$data,$redirects, [ 'headers' => $h ] );
logger('fetch: ' . print_r($x,true));
if($x['success']) {
if ($verify) {
$result['signature'] = HTTPSig::verify($x, EMPTY_STR, 'zot6');
}
$result['data'] = json_decode($x['body'],true);
if($result['data'] && is_array($result['data']) && array_key_exists('encrypted',$result['data']) && $result['data']['encrypted']) {
$result['data'] = json_decode(crypto_unencapsulate($result['data'],get_config('system','prvkey')),true);
}
logger('decrypted: ' . print_r($result,true));
return $result;
}
return false;
}
}
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