Activity loop

<?php

if ( ! function_exists( 'gp_activity' ) ) {
	function gp_activity($atts, $content = null) {
		extract(shortcode_atts(array(
			'header' => 'Latest Activity',
			'scope' => '',
			'per_page' => '5',
			'comments' => 'threaded',
			'allow_comments' => 'false',
			'order' => 'desc',
			'pagination' => 'true',
			'max' => '',
			'user_id' => '',
		), $atts));

		ob_start(); ?>

		<?php if(function_exists('bp_is_active') && bp_is_active('activity')) { ?>

			<?php if($header) { ?><h3 class="post-header"><?php echo $header; ?></h3><?php } ?>

			<div class="bp-wrapper gp-activity-stream activity post-wrapper<?php if($allow_comments == "true") { ?> gp-allow-comments<?php } ?>">

				<?php

				do_action( 'bp_before_activity_loop' ); ?>

				<?php if ( bp_has_activities( bp_ajax_querystring( 'activity' ) . "scope=$scope&per_page=$per_page&display_comments=$comments&sort=$order&max=$max&user_id=$user_id&count_total=count_query" ) ) : ?>

					<?php if ( empty( $_POST['page'] ) ) : ?>

						<ul id="activity-stream" class="activity-list item-list">

					<?php endif; ?>

					<?php while ( bp_activities() ) : bp_the_activity(); ?>

						<?php bp_get_template_part( 'activity/entry' ); ?>

					<?php endwhile; ?>

					<?php if ( bp_activity_has_more_items() ) : ?>

						<li class="load-more">
							<a href="<?php bp_activity_load_more_link() ?>"><?php _e( 'Load More', 'buddypress' ); ?></a>
						</li>

					<?php endif; ?>

					<?php if ( empty( $_POST['page'] ) ) : ?>

						</ul>

					<?php endif; ?>

					<?php if($pagination == 'true') : ?>

						<div class="wp-pagenavi cat-navi">
							<div class="pages"><?php bp_activity_pagination_count(); ?></div>
							<div class="pagination-links"><?php bp_activity_pagination_links(); ?></div>
						</div>

					<?php endif; ?>

				<?php else : ?>

					<div id="message" class="info">
						<p><?php _e( 'Sorry, there was no activity found. Please try a different filter.', 'buddypress' ); ?></p>
					</div>

				<?php endif; ?>

				<?php do_action( 'bp_after_activity_loop' ); ?>

				<?php if ( empty( $_POST['page'] ) ) : ?>

					<form action="" name="activity-loop-form" id="activity-loop-form" method="post">

						<?php wp_nonce_field( 'activity_filter', '_wpnonce_activity_filter' ); ?>

					</form>

				<?php endif; ?>

			</div>

		<?php } ?>

		<?php

		$output_string = ob_get_contents();
		ob_end_clean();

		return $output_string;

	}
}
add_shortcode("activity", "gp_activity");

?>