120 lines
2.8 KiB
PHP
120 lines
2.8 KiB
PHP
<?php
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namespace Zotlabs\Module;
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/**
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*
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* Controller for responding to x-zot: protocol requests
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* x-zot:_jkfRG85nJ-714zn-LW_VbTFW8jSjGAhAydOcJzHxqHkvEHWG2E0RbA_pbch-h4R63RG1YJZifaNzgccoLa3MQ/453c1678-1a79-4af7-ab65-6b012f6cab77
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*
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*/
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use Zotlabs\Lib\Activity;
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use Zotlabs\Lib\ActivityStreams;
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use Zotlabs\Lib\LDSignatures;
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use Zotlabs\Zot6\HTTPSig;
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use Zotlabs\Web\Controller;
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use Zotlabs\Lib\Libzot;
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use Zotlabs\Lib\ThreadListener;
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use Zotlabs\Lib\IConfig;
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use Zotlabs\Lib\Enotify;
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use App;
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require_once('include/attach.php');
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require_once('include/bbcode.php');
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require_once('include/security.php');
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class Id extends Controller {
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function init() {
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if(Libzot::is_zot_request()) {
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$conversation = false;
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$request_portable_id = argv(1);
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if(argc() > 2) {
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$item_id = argv(2);
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}
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$portable_id = EMPTY_STR;
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$sigdata = HTTPSig::verify(EMPTY_STR);
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if($sigdata['portable_id'] && $sigdata['header_valid']) {
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$portable_id = $sigdata['portable_id'];
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}
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$chan = channelx_by_hash($request_portable_id);
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if($chan) {
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$channel_id = $chan['channel_id'];
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if(! $item_id) {
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$handler = new Channel();
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App::$argc = 2;
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App::$argv[0] = 'channel';
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App::$argv[1] = $chan['channel_address'];
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$handler->init();
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}
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}
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else {
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http_status_exit(404, 'Not found');
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}
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$item_normal = " and item.item_hidden = 0 and item.item_type = 0 and item.item_unpublished = 0 and item.item_delayed = 0 and item.item_blocked = 0 ";
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$sql_extra = item_permissions_sql(0);
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$r = q("select * from item where uuid = '%s' $item_normal $sql_extra and uid = %d limit 1",
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dbesc($item_id),
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intval($channel_id)
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);
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if(! $r) {
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$r = q("select * from item where uuid = '%s' $item_normal and uid = %d limit 1",
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dbesc($item_id),
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intval($channel_id)
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);
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if($r) {
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http_status_exit(403, 'Forbidden');
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}
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http_status_exit(404, 'Not found');
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}
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if(! perm_is_allowed($chan['channel_id'],get_observer_hash(),'view_stream'))
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http_status_exit(403, 'Forbidden');
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xchan_query($r,true);
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$items = fetch_post_tags($r,true);
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$i = Activity::encode_item($items[0]);
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if(! $i)
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http_status_exit(404, 'Not found');
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$x = array_merge(['@context' => [
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ACTIVITYSTREAMS_JSONLD_REV,
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'https://w3id.org/security/v1',
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z_root() . ZOT_APSCHEMA_REV
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]], $i);
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$headers = [];
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$headers['Content-Type'] = 'application/x-zot+json' ;
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$ret = json_encode($x, JSON_UNESCAPED_SLASHES);
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$headers['Digest'] = HTTPSig::generate_digest_header($ret);
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$headers['(request-target)'] = strtolower($_SERVER['REQUEST_METHOD']) . ' ' . $_SERVER['REQUEST_URI'];
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$h = HTTPSig::create_sig($headers,$chan['channel_prvkey'],channel_url($chan));
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HTTPSig::set_headers($h);
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echo $ret;
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killme();
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}
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}
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}
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