/**
* @param string $source
* @param null|UserTable $user
* @return Tags|null
*/
public function tags( $source = 'stream', $user = null )
{
$params = $this->params()->subTree( 'tags' );
if ( ! $params->get( 'display', 1 ) ) {
return null;
}
/** @var Tags[] $cache */
static $cache = array();
if ( $this->get( 'item' ) && $params->get( 'source', 1 ) ) {
$id = $this->get( 'type' ) . $this->get( 'subtype' ) . $this->get( 'item' ) . $this->get( 'parent' );
} else {
$id = $this->get( 'id' );
}
$id = md5( $id . $source . ( $user ? $user->get( 'id' ) : null ) . Application::MyUser()->getUserId() );
if ( ! isset( $cache[$id] ) ) {
$stream = new Tags( $source, $user );
if ( $this->get( 'item' ) && $params->get( 'source', 1 ) ) {
$stream->set( 'type', $this->get( 'type' ) );
$stream->set( 'subtype', $this->get( 'subtype' ) );
$stream->set( 'item', $this->get( 'item' ) );
$stream->set( 'parent', $this->get( 'parent' ) );
} else {
$stream->set( 'type', 'activity' );
$stream->set( 'item', (int) $this->get( 'id' ) );
}
$object = array( 'source' => 'activity',
'id' => (int) $this->get( 'id' ),
'user_id' => (int) $this->get( 'user_id' ),
'type' => $this->get( 'type' ),
'subtype' => $this->get( 'subtype' ),
'item' => $this->get( 'item' ),
'parent' => $this->get( 'parent' )
);
$stream->set( 'object', $object );
$cache[$id] = $stream;
}
return $cache[$id];
}
/**
* Displays tags stream
*
* @param int $id
* @param Tags $stream
* @param int $output
* @param bool $data
* @param UserTable $user
* @param UserTable $viewer
*/
private function showTags( $id, $stream, $output, $data, $user, $viewer )
{
CBActivity::getTemplate( 'tags', false, false );
if ( $id ) {
$stream->set( 'id', $id );
$rows = $stream->data();
} else {
if ( $data ) {
$count = $stream->data( true );
if ( ! $count ) {
$rows = array();
} else {
$rows = $stream->data();
}
} else {
$rows = array();
}
}
if ( $rows ) {
CBActivity::preFetchUsers( $rows );
}
echo HTML_cbactivityTags::showTags( $rows, $stream, $output, $user, $viewer, $this );
}