59 lines
2.0 KiB
PHP
59 lines
2.0 KiB
PHP
<?php
|
|
/**
|
|
* Twenty Thirteen back compat functionality.
|
|
*
|
|
* Prevents Twenty Thirteen from running on WordPress versions prior to 3.6,
|
|
* since this theme is not meant to be backwards compatible and relies on
|
|
* many new functions and markup changes introduced in 3.6.
|
|
*
|
|
* @package WordPress
|
|
* @subpackage Twenty_Thirteen
|
|
* @since Twenty Thirteen 1.0
|
|
*/
|
|
|
|
/**
|
|
* Prevent switching to Twenty Thirteen on old versions of WordPress. Switches
|
|
* to the previously activated theme or the default theme.
|
|
*
|
|
* @since Twenty Thirteen 1.0
|
|
*
|
|
* @param string $theme_name
|
|
* @param WP_Theme $theme
|
|
* @return void
|
|
*/
|
|
function twentythirteen_switch_theme( $theme_name, $theme ) {
|
|
if ( 'twentythirteen' != $theme->get_template() )
|
|
switch_theme( $theme->get_template(), $theme->get_stylesheet() );
|
|
elseif ( 'twentythirteen' != WP_DEFAULT_THEME )
|
|
switch_theme( WP_DEFAULT_THEME );
|
|
|
|
unset( $_GET['activated'] );
|
|
add_action( 'admin_notices', 'twentythirteen_upgrade_notice' );
|
|
}
|
|
add_action( 'after_switch_theme', 'twentythirteen_switch_theme', 10, 2 );
|
|
|
|
/**
|
|
* Prints an update nag after an unsuccessful attempt to switch to
|
|
* Twenty Thirteen on WordPress versions prior to 3.6.
|
|
*
|
|
* @since Twenty Thirteen 1.0
|
|
*
|
|
* @return void
|
|
*/
|
|
function twentythirteen_upgrade_notice() {
|
|
$message = sprintf( __( 'Twenty Thirteen requires at least WordPress version 3.6. You are running version %s. Please upgrade and try again.', 'twentythirteen' ), $GLOBALS['wp_version'] );
|
|
printf( '<div class="error"><p>%s</p></div>', $message );
|
|
}
|
|
|
|
/**
|
|
* Prevents the Customizer from being loaded on WordPress versions prior to 3.6.
|
|
*
|
|
* @since Twenty Thirteen 1.0
|
|
*
|
|
* @return void
|
|
*/
|
|
function twentythirteen_customize() {
|
|
wp_die( sprintf( __( 'Twenty Thirteen requires at least WordPress version 3.6. You are running version %s. Please upgrade and try again.', 'twentythirteen' ), $GLOBALS['wp_version'] ) . sprintf( ' <a href="javascript:history.go(-1);">%s</a>', __( 'Go back.', 'twentythirteen' ) ) );
|
|
}
|
|
add_action( 'load-customize.php', 'twentythirteen_customize' );
|