function api_privatesquare_venues_checkin()
{
    $venue_id = post_str("venue_id");
    $status_id = post_int32("status_id");
    if (!$venue_id) {
        api_output_error(999, "Missing venue ID");
    }
    if (!isset($status_id)) {
        api_output_error(999, "Missing status ID");
    }
    $fsq_user = foursquare_users_get_by_user_id($GLOBALS['cfg']['user']['id']);
    $checkin = array('user_id' => $GLOBALS['cfg']['user']['id'], 'venue_id' => $venue_id, 'status_id' => $status_id);
    # where am I?
    $venue = foursquare_venues_get_by_venue_id($venue_id);
    if (!$venue) {
        $rsp = foursquare_venues_archive_venue($venue_id);
        if ($rsp['ok']) {
            $venue = $rsp['venue'];
        }
    }
    if ($venue) {
        $checkin['locality'] = $venue['locality'];
        $checkin['latitude'] = $venue['latitude'];
        $checkin['longitude'] = $venue['longitude'];
    }
    # check to see if we're checking in to 4sq too
    if ($broadcast = post_str("broadcast")) {
        $method = 'checkins/add';
        $args = array('oauth_token' => $fsq_user['oauth_token'], 'venueId' => $venue_id, 'broadcast' => $broadcast);
        $more = array('method' => 'POST');
        $rsp = foursquare_api_call($method, $args, $more);
        if ($rsp['ok']) {
            $checkin['checkin_id'] = $rsp['rsp']['checkin']['id'];
        }
        # on error, then what?
    }
    if ($GLOBALS['cfg']['enable_feature_weather_tracking']) {
        loadlib("weather_google");
        $rsp = weather_google_conditions($checkin['latitude'], $checkin['longitude']);
        if ($rsp['ok']) {
            $conditions = $rsp['conditions'];
            $conditions['source'] = $rsp['source'];
            $checkin['weather'] = json_encode($conditions);
        }
    }
    $rsp = privatesquare_checkins_create($checkin);
    if (!$rsp['ok']) {
        api_output_error(999, "Check in failed");
    }
    $out = array('checkin' => $rsp['checkin']);
    api_output_ok($out);
}
function _set_latlon($row, $more = array())
{
    $user = users_get_by_id($row['user_id']);
    $venue_id = $row['venue_id'];
    $venue = foursquare_venues_get_by_venue_id($venue_id);
    if (!$venue) {
        $venue = foursquare_venues_archive_venue($venue_id);
    }
    if (!$venue) {
        echo "can not sort out venue data for '{$venue_id}'\n";
        return;
    }
    $lat = $venue['latitude'];
    $lon = $venue['longitude'];
    $update = array('latitude' => AddSlashes($lat), 'longitude' => AddSlashes($lon));
    $enc_id = $row['id'];
    $where = "id='{$enc_id}'";
    $cluster_id = $user['cluster_id'];
    $rsp = db_update_users($cluster_id, 'PrivatesquareCheckins', $update, $where);
    echo "{$venue_id} : {$lat}, {$lon} {$where}: {$rsp['ok']}\n";
}
function sync_user($fsq_user, $more = array())
{
    $user = users_get_by_id($fsq_user['user_id']);
    if (!$user['sync_foursquare']) {
        echo "'{$user['username']}' has not opted in to foursquare syncing, skipping...\n";
        return;
    }
    echo "sync checkins for '{$user['username']}' : {$user['sync_foursquare']}\n";
    $status_map = privatesquare_checkins_status_map("string keys");
    $method = 'users/self/checkins';
    $count = null;
    $offset = 0;
    $limit = 250;
    while (!isset($count) || $offset < $count) {
        $args = array('oauth_token' => $fsq_user['oauth_token'], 'limit' => $limit, 'offset' => $offset);
        # only sync updates since the user signed up for privatesquare
        # > 1 (or "2") would mean pull in all a users' checkins.
        # see also: account_foursquare_sync.php
        if ($user['sync_foursquare'] == 1) {
            $args['afterTimestamp'] = $user['created'];
        }
        $rsp = foursquare_api_call($method, $args);
        if (!isset($count)) {
            $count = $rsp['rsp']['checkins']['count'];
        }
        $count_items = count($rsp['rsp']['checkins']['items']);
        # As of 20120218 if you pass a date filter to the API it
        # still returns the count for the total number of checkins
        # without the date filter. I love that... (20120218/straup)
        if (!$count_items) {
            break;
        }
        foreach ($rsp['rsp']['checkins']['items'] as $fsq_checkin) {
            if (privatesquare_checkins_get_by_foursquare_id($user, $fsq_checkin['id'])) {
                continue;
            }
            $checkin = array('user_id' => $user['id'], 'checkin_id' => $fsq_checkin['id'], 'venue_id' => $fsq_checkin['venue']['id'], 'created' => $fsq_checkin['createdAt'], 'status_id' => $status_map['i am here'], 'latitude' => $fsq_checkin['location']['lat'], 'longitude' => $fsq_checkin['location']['lng']);
            $venue = foursquare_venues_get_by_venue_id($checkin['venue_id']);
            if (!$venue) {
                $rsp = foursquare_venues_archive_venue($checkin['venue_id']);
                if (!$rsp['ok']) {
                    echo "failed to archive venue '{$checkin['venue_id']}' : {$rsp['error']}\n";
                    echo "skipping...\n";
                    continue;
                }
                $venue = $rsp['venue'];
            }
            if ($venue) {
                $checkin['locality'] = $venue['locality'];
                $checkin['latitude'] = $venue['latitude'];
                $checkin['longitude'] = $venue['longitude'];
            }
            $rsp = privatesquare_checkins_create($checkin);
            if (!$rsp['ok']) {
                echo "failed to archive checkin: {$rsp['error']}\n";
                continue;
            }
            echo "archived 4sq checkin {$checkin['checkin_id']} with privatesquare ID: {$rsp['checkin']['id']}\n";
        }
        # do stuff here...
        $offset += $limit;
    }
}