Syncing wp_usermeta with bp xprofile fields.

function synchro_wp_usermeta($user_id, $password, $meta) {

	global $bp, $wpdb;

	$uid = get_userdata($user_id);

	$email = $uid->user_email;

	$firstname = $meta[field_1];

	$changefield = $meta[field_2];

	$newchangefield = $meta[field_3];

	$threechangefield = $meta[field_6];

	$fourchangefield = $meta[field_10];

	$fivechangefield = $meta[field_12];


	update_usermeta( $user_id, 'first_name', $firstname );

	update_usermeta( $user_id, 'last_name', $changefield);

	update_usermeta( $user_id, 'gender', $newchangefield);

	update_usermeta( $user_id, 'dob', $threechangefield);

	update_usermeta( $user_id, 'xplace', $fourchangefield);

	update_usermeta( $user_id, 'mynetwork', $fivechangefield);

	$wpdb->query( $wpdb->prepare( "UPDATE {$wpdb->users} SET first_name = %s WHERE ID = %d", $first, $user_id ) );

$wpdb->query( $wpdb->prepare( "UPDATE {$wpdb->users} SET last_name = %s WHERE ID = %d", $first, $user_id ) );

$wpdb->query( $wpdb->prepare( "UPDATE {$wpdb->users} SET gender = %s WHERE ID = %d", $first, $user_id ) );

$wpdb->query( $wpdb->prepare( "UPDATE {$wpdb->users} SET dob= %s WHERE ID = %d", $first, $user_id ) );

$wpdb->query( $wpdb->prepare( "UPDATE {$wpdb->users} SET xplace= %s WHERE ID = %d", $first, $user_id ) );

$wpdb->query( $wpdb->prepare( "UPDATE {$wpdb->users} SET mynetwork= %s WHERE ID = %d", $first, $user_id ) );

$wpdb->query( $wpdb->prepare( "UPDATE {$wpdb->users} SET user_url = %s WHERE ID = %d", bp_core_get_user_domain( $user_id ), $user_id ) );

}

add_action( 'wpmu_activate_user', 'synchro_wp_usermeta', 10, 3);