Creates multiple sidebars.

Description

If you wanted to quickly create multiple sidebars for a theme or internally.
This function will allow you to do so. If you don’t pass the ‘name’ and/or ‘id’ in $args, then they will be built for you.

See also

• register_sidebar(): The second parameter is documented by register_sidebar() and is the same here.

Parameters

$numberintoptional

Number of sidebars to create.

Default:1

$argsarray|stringoptional

Array or string of arguments for building a sidebar.

• id string
  The base string of the unique identifier for each sidebar. If provided, and multiple sidebars are being defined, the ID will have "-2" appended, and so on.
  Default 'sidebar-' followed by the number the sidebar creation is currently at.
• name string
  The name or title for the sidebars displayed in the admin dashboard. If registering more than one sidebar, include '%d' in the string as a placeholder for the uniquely assigned number for each sidebar.
  Default 'Sidebar' for the first sidebar, otherwise ‘Sidebar %d’.

Default:array()

Source

function register_sidebars( $number = 1, $args = array() ) {
	global $wp_registered_sidebars;
	$number = (int) $number;

	if ( is_string( $args ) ) {
		parse_str( $args, $args );
	}

	for ( $i = 1; $i <= $number; $i++ ) {
		$_args = $args;

		if ( $number > 1 ) {
			if ( isset( $args['name'] ) ) {
				$_args['name'] = sprintf( $args['name'], $i );
			} else {
				/* translators: %d: Sidebar number. */
				$_args['name'] = sprintf( __( 'Sidebar %d' ), $i );
			}
		} else {
			$_args['name'] = isset( $args['name'] ) ? $args['name'] : __( 'Sidebar' );
		}

		/*
		 * Custom specified ID's are suffixed if they exist already.
		 * Automatically generated sidebar names need to be suffixed regardless starting at -0.
		 */
		if ( isset( $args['id'] ) ) {
			$_args['id'] = $args['id'];
			$n           = 2; // Start at -2 for conflicting custom IDs.
			while ( is_registered_sidebar( $_args['id'] ) ) {
				$_args['id'] = $args['id'] . '-' . $n++;
			}
		} else {
			$n = count( $wp_registered_sidebars );
			do {
				$_args['id'] = 'sidebar-' . ++$n;
			} while ( is_registered_sidebar( $_args['id'] ) );
		}
		register_sidebar( $_args );
	}
}

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