bp_has_activities( array|string $args = '' )

function bp_has_activities( $args = '' ) {
	global $activities_template;

	// Get BuddyPress.
	$bp = buddypress();

	/*
	 * Smart Defaults.
	 */

	// User filtering.
	$user_id = bp_displayed_user_id()
		? bp_displayed_user_id()
		: false;

	$privacy  = array( 'public' );
	if ( is_user_logged_in() ) {
		$privacy[] = 'loggedin';
		if ( bp_is_active( 'friends' ) && ! bp_is_group() && ! bp_is_activity_directory() ) {
			$is_friend = friends_check_friendship( get_current_user_id(), $user_id );
			if( $is_friend ) {
				$privacy[] = 'friends';
			}
		} else if ( bp_is_active( 'friends' ) && bp_is_activity_directory() ) {
			$privacy[] = 'friends';
        }

		if ( bp_is_my_profile() ) {
			$privacy[] = 'onlyme';
		}
	}

	// Group filtering.
	if ( bp_is_group() ) {
		$object      = $bp->groups->id;
		$primary_id  = bp_get_current_group_id();
		$show_hidden = (bool) ( groups_is_user_member( bp_loggedin_user_id(), $primary_id ) || bp_current_user_can( 'bp_moderate' ) );
	} else {
		$object      = false;
		$primary_id  = false;
		$show_hidden = false;
	}

	// The default scope should recognize custom slugs.
	$scope = array_key_exists( bp_current_action(), (array) $bp->loaded_components )
		? $bp->loaded_components[ bp_current_action() ]
		: bp_current_action();

	// Support for permalinks on single item pages: /groups/my-group/activity/124/.
	$include = bp_is_current_action( bp_get_activity_slug() )
		? bp_action_variable( 0 )
		: false;

	$search_terms_default = false;
	$search_query_arg = bp_core_get_component_search_query_arg( 'activity' );
	if ( ! empty( $_REQUEST[ $search_query_arg ] ) ) {
		$search_terms_default = stripslashes( $_REQUEST[ $search_query_arg ] );
	}

	/*
	 * Parse Args.
	 */

	// Note: any params used for filtering can be a single value, or multiple
	// values comma separated.
	$r = bp_parse_args( $args, array(
		'display_comments'  => 'threaded',   // False for none, stream/threaded - show comments in the stream or threaded under items.
		'include'           => $include,     // Pass an activity_id or string of IDs comma-separated.
		'exclude'           => false,        // Pass an activity_id or string of IDs comma-separated.
		'in'                => false,        // Comma-separated list or array of activity IDs among which to search.
		'sort'              => 'DESC',       // Sort DESC or ASC.
		'page'              => 1,            // Which page to load.
		'per_page'          => 20,           // Number of items per page.
		'page_arg'          => 'acpage',     // See https://buddypress.trac.wordpress.org/ticket/3679.
		'max'               => false,        // Max number to return.
		'fields'            => 'all',
		'count_total'       => false,
		'show_hidden'       => $show_hidden, // Show activity items that are hidden site-wide?
		'spam'              => 'ham_only',   // Hide spammed items.

		// Scope - pre-built activity filters for a user (friends/groups/favorites/mentions).
		'scope'             => $scope,

		// Filtering
		'user_id'           => $user_id,     // user_id to filter on.
		'object'            => $object,      // Object to filter on e.g. groups, profile, status, friends.
		'action'            => false,        // Action to filter on e.g. activity_update, profile_updated.
		'primary_id'        => $primary_id,  // Object ID to filter on e.g. a group_id or blog_id etc.
		'secondary_id'      => false,        // Secondary object ID to filter on e.g. a post_id.
		'offset'            => false,        // Return only items >= this ID.
		'since'             => false,        // Return only items recorded since this Y-m-d H:i:s date.
		'privacy'           => $privacy,     // privacy to filter on - public, onlyme, loggedin, friends, media.

		'meta_query'        => false,        // Filter on activity meta. See WP_Meta_Query for format.
		'date_query'        => false,        // Filter by date. See first parameter of WP_Date_Query for format.
		'filter_query'      => false,        // Advanced filtering.  See BP_Activity_Query for format.

		// Searching.
		'search_terms'      => $search_terms_default,
		'update_meta_cache' => true,
	), 'has_activities' );

	/*
	 * Smart Overrides.
	 */

	// Translate various values for 'display_comments'
	// This allows disabling comments via ?display_comments=0
	// or =none or =false. Final true is a strict type check. See #5029.
	if ( in_array( $r['display_comments'], array( 0, '0', 'none', 'false' ), true ) ) {
		$r['display_comments'] = false;
	}

	// Ignore pagination if an offset is passed.
	if ( ! empty( $r['offset'] ) ) {
		$r['page'] = 0;
	}

	// Search terms.
	if ( ! empty( $_REQUEST['s'] ) && empty( $r['search_terms'] ) ) {
		$r['search_terms'] = $_REQUEST['s'];
	}

	// Do not exceed the maximum per page.
	if ( ! empty( $r['max'] ) && ( (int) $r['per_page'] > (int) $r['max'] ) ) {
		$r['per_page'] = $r['max'];
	}

	/**
	 * Filters whether BuddyPress should enable afilter support.
	 *
	 * Support for basic filters in earlier BP versions is disabled by default.
	 * To enable, put add_filter( 'bp_activity_enable_afilter_support', '__return_true' );
	 * into bp-custom.php or your theme's functions.php.
	 *
	 * @since BuddyPress 1.6.0
	 *
	 * @param bool $value True if BuddyPress should enable afilter support.
	 */
	if ( isset( $_GET['afilter'] ) && apply_filters( 'bp_activity_enable_afilter_support', false ) ) {
		$r['filter'] = array(
			'object' => $_GET['afilter']
		);
	} elseif ( ! empty( $r['user_id'] ) || ! empty( $r['object'] ) || ! empty( $r['action'] ) || ! empty( $r['primary_id'] ) || ! empty( $r['secondary_id'] ) || ! empty( $r['offset'] ) || ! empty( $r['since'] ) ) {
		$r['filter'] = array(
			'user_id'      => $r['user_id'],
			'object'       => $r['object'],
			'action'       => $r['action'],
			'primary_id'   => $r['primary_id'],
			'secondary_id' => $r['secondary_id'],
			'offset'       => $r['offset'],
			'since'        => $r['since']
		);
	} else {
		$r['filter'] = false;
	}

	// If specific activity items have been requested, override the $hide_spam
	// argument. This prevents backpat errors with AJAX.
	if ( ! empty( $r['include'] ) && ( 'ham_only' === $r['spam'] ) ) {
		$r['spam'] = 'all';
	}

	/*
	 * Query
	 */

	$activities_template = new BP_Activity_Template( $r );

	/**
	 * Filters whether or not there are activity items to display.
	 *
	 * @since BuddyPress 1.1.0
	 *
	 * @param bool   $value               Whether or not there are activity items to display.
	 * @param string $activities_template Current activities template being used.
	 * @param array  $r                   Array of arguments passed into the BP_Activity_Template class.
	 */
	return apply_filters( 'bp_has_activities', $activities_template->has_activities(), $activities_template, $r );
}