streams/Code/Module/Starred.php

<?php
namespace Code\Module;

use App;
use Code\Lib\Libsync;
use Code\Web\Controller;
use Code\Lib\Channel;

class Starred extends Controller
{

    public function init()
    {

        if (!local_channel()) {
            killme();
        }
        $message_id = ((argc() > 1) ? intval(argv(1)) : 0);
        if (!$message_id) {
            killme();
        }

        $r = q(
            "SELECT * FROM item WHERE id = %d 
			and item_type in (0,6,7) and item_deleted = 0 and item_unpublished = 0 
			and item_delayed = 0 and item_pending_remove = 0 and item_blocked = 0 LIMIT 1",
            intval($message_id)
        );

        // if interacting with a pubstream item,
        // create a copy of the parent in your stream.
		

        if ($r) {
            if (! Channel::is_system(local_channel())) {
                $r = [ copy_of_pubitem(App::get_channel(), $r[0]['mid']) ];
            }
        }

        if (! $r) {
            killme();
        }
		
		// reset $message_id to the fetched copy of message if applicable
		$message_id = $r[0]['id'];
        $item_starred = (intval($r[0]['item_starred']) ? 0 : 1);

        $r = q(
            "UPDATE item SET item_starred = %d WHERE uid = %d and id = %d",
            intval($item_starred),
            intval(local_channel()),
            intval($message_id)
        );

        $r = q(
            "select * from item where id = %d",
            intval($message_id)
        );
        if ($r) {
            xchan_query($r);
            $sync_item = fetch_post_tags($r);
            Libsync::build_sync_packet(local_channel(), [
                'item' => [
                    encode_item($sync_item[0], true)
                ]
            ]);
        }

        header('Content-type: application/json');
        echo json_encode(array('result' => $item_starred));
        killme();
    }
}