Code snippets for the "Groups" extension

um_groups_autodelete.php

<?php

// Delete group discussion posts after 6 months.
add_action( 'um_daily_scheduled_events', 'um_groups_autodelete' );
function um_groups_autodelete() {

	$args = array(
		'post_type'   => 'um_groups_discussion',
		'fields'      => 'ids',
		'numberposts' => -1,
		'date_query'  => array(
			array(
				'before' => '6 months ago',
			),
		),
	);

	$posts = get_posts( $args );
	foreach ( $posts as $post_id ) {
		wp_delete_post( $post_id, true );
	}

	return $posts;
}

um_groups_invites_search_on.php

<?php

// Enable Invites search for new groups by default.
add_action( 'um_groups_after_front_insert', 'um_groups_invites_search_on', 10, 2 );
function um_groups_invites_search_on( $formdata, $group_id ) {
	if ( ! empty( $formdata['invites_settings'] ) ) {
		add_post_meta( $group_id, '_um_groups_invites_search', 1 );
	}
}

um_groups_new_post_email_bcc.php

<?php

/**
 * Dispatch the "Groups - New post" email notification.
 * Instead of sending multiple emails, include all recipients in the "Bcc" header.
 *
 * This function replaces the default `um_groups_send_notification_to_group_members` function.
 *
 * @global wpdb $wpdb
 * @param int  $post_id   The group discussion post ID.
 * @param int  $author_id The group discussion post author ID.
 */
function my_um_groups_send_notification_to_group_members( $post_id, $author_id ) {
	global $wpdb;

	$option = UM()->options()->get( 'groups_new_post_on' );
	if ( ! $option ) {
		return;
	}

	$table_name = UM()->Groups()->setup()->db_groups_table;
	$group_id   = get_post_meta( $post_id, '_group_id', true );
	$members    = $wpdb->get_col( "SELECT user_id1 FROM $table_name WHERE group_id = $group_id AND `status` = 'approved'" );

	foreach ( $members as $i => $member_id ) {
		if ( absint( $author_id ) === absint( $member_id ) ) {
			unset( $members[ $i ] );
			continue;
		}
		if ( ! UM()->Groups()->api()->enabled_email( $member_id, 'um_group_post_notification' ) ) {
			unset( $members[ $i ] );
			continue;
		}
	}
	if ( empty( $members ) ) {
		return;
	}

	um_fetch_user( $author_id );
	$author_name      = um_user( 'display_name' );
	$author_photo     = um_get_avatar_url( get_avatar( $author_id, 40 ) );
	$group_name       = ucwords( get_the_title( $group_id ) );
	$group_url        = get_the_permalink( $group_id );
	$group_url_postid = "$group_url#postid-$post_id";
	$post_url         = UM()->Groups()->discussion()->get_permalink( $post_id );
	$content          = get_post_meta( $post_id, '_original_content', true );

	$member_id      = array_pop( $members );
	$member_data    = get_userdata( $member_id );
	$member_address = $member_data->user_email;

	// email notification
	$mail_args = array(
		$member_address,
		'groups_new_post',
		array(
			'members'      => $members,
			'path'         => um_groups_path . 'templates/email/',
			'tags'         => array(
				'{group_name}',
				'{group_url}',
				'{group_url_postid}',
				'{post_url}',
				'{author_name}',
				'{author_photo}',
				'{content}',
			),
			'tags_replace' => array(
				$group_name,
				$group_url,
				$group_url_postid,
				$post_url,
				$author_name,
				$author_photo,
				$content,
			),
		),
	);

	UM()->maybe_action_scheduler()->enqueue_async_action( 'um_dispatch_email', $mail_args );
}
add_action( 'um_groups_after_wall_post_published', 'my_um_groups_send_notification_to_group_members', 50, 2 );
remove_action( 'um_groups_after_wall_post_published', 'um_groups_send_notification_to_group_members', 50 );

/**
 * Add the "Bcc" header to the "Groups - New post" email template.
 *
 * @param string $message  Email content.
 * @param string $template Email template.
 * @param arrat  $args     Arguments for sending email.
 */
function my_um_email_groups_new_post( $message, $template, $args ) {
	if ( 'groups_new_post' === $template && ! empty( $args['members'] ) ) {
		$bcc = array();
		foreach( $args['members'] as $member_id ) {
			$member_data = get_userdata( $member_id );
			if ( $member_data ) {
				$bcc[] = $member_data->user_email;
			}
		}
		UM()->mail()->headers .= 'Bcc: ' . implode( ',', $bcc ) . "\r\n";
	}
	return $message;
}
add_filter( 'um_email_send_message_content', 'my_um_email_groups_new_post', 10, 3 );

um_groups_profile_directory_tabs.php

<?php

// Display groups directory tabs with the "Create a Group" link in the "Groups" profile tab.
add_action( 'um_profile_content_groups_list', 'um_profile_content_groups_directory_tabs', 8 );
function um_profile_content_groups_directory_tabs () {
	$filter = get_query_var( 'filter' );
	$t_args = compact( 'filter' );
	UM()->get_template( 'directory/directory-tabs.php', um_groups_plugin, $t_args, true );
}