pods-framework / pods

	$tag = trim( $tag, ' {@}' );

	$tag = explode( '.', $tag );

	if ( empty( $tag ) || !isset( $tag[ 0 ] ) || strlen( trim( $tag[ 0 ] ) ) < 1 ) {

		return '';

	}

	// Fix formatting that may be after the first .

	if ( 2 < count( $tag ) ) {

		$tag = trim( $tag, ' {@}' );

		$tag = explode( ',', $tag );

		if ( empty( $tag ) || !isset( $tag[ 0 ] ) || strlen( trim( $tag[ 0 ] ) ) < 1 )

			return '';

		foreach ( $tag as $k => $v ) {

			$tag[ $k ] = trim( $v );

        $tag = trim( $tag, ' {@}' );

        $tag = explode( ',', $tag );

        if ( empty( $tag ) || !isset( $tag[ 0 ] ) || strlen( trim( $tag[ 0 ] ) ) < 1 )

            return null;

        foreach ( $tag as $k => $v ) {

            $tag[ $k ] = trim( $v );