You cannot select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
93 lines
2.4 KiB
PHTML
93 lines
2.4 KiB
PHTML
7 months ago
|
<?php
|
||
|
|
/**
|
||
|
|
* Back compat functionality
|
||
|
|
*
|
||
|
|
* Prevents the theme from running on WordPress versions prior to 5.3,
|
||
|
|
* since this theme is not meant to be backward compatible beyond that and
|
||
|
|
* relies on many newer functions and markup changes introduced in 5.3.
|
||
|
|
*
|
||
|
|
* @package WordPress
|
||
|
|
* @subpackage Twenty_Twenty_One
|
||
|
|
* @since Twenty Twenty-One 1.0
|
||
|
|
*/
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Display upgrade notice on theme switch.
|
||
|
|
*
|
||
|
|
* @since Twenty Twenty-One 1.0
|
||
|
|
*
|
||
|
|
* @return void
|
||
|
|
*/
|
||
|
|
function twenty_twenty_one_switch_theme() {
|
||
|
|
add_action( 'admin_notices', 'twenty_twenty_one_upgrade_notice' );
|
||
|
|
}
|
||
|
|
add_action( 'after_switch_theme', 'twenty_twenty_one_switch_theme' );
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Adds a message for unsuccessful theme switch.
|
||
|
|
*
|
||
|
|
* Prints an update nag after an unsuccessful attempt to switch to
|
||
|
|
* the theme on WordPress versions prior to 5.3.
|
||
|
|
*
|
||
|
|
* @since Twenty Twenty-One 1.0
|
||
|
|
*
|
||
|
|
* @global string $wp_version WordPress version.
|
||
|
|
*
|
||
|
|
* @return void
|
||
|
|
*/
|
||
|
|
function twenty_twenty_one_upgrade_notice() {
|
||
|
|
echo '<div class="error"><p>';
|
||
|
|
printf(
|
||
|
|
/* translators: %s: WordPress Version. */
|
||
|
|
esc_html__( 'This theme requires WordPress 5.3 or newer. You are running version %s. Please upgrade.', 'twentytwentyone' ),
|
||
|
|
esc_html( $GLOBALS['wp_version'] )
|
||
|
|
);
|
||
|
|
echo '</p></div>';
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Prevents the Customizer from being loaded on WordPress versions prior to 5.3.
|
||
|
|
*
|
||
|
|
* @since Twenty Twenty-One 1.0
|
||
|
|
*
|
||
|
|
* @global string $wp_version WordPress version.
|
||
|
|
*
|
||
|
|
* @return void
|
||
|
|
*/
|
||
|
|
function twenty_twenty_one_customize() {
|
||
|
|
wp_die(
|
||
|
|
sprintf(
|
||
|
|
/* translators: %s: WordPress Version. */
|
||
|
|
esc_html__( 'This theme requires WordPress 5.3 or newer. You are running version %s. Please upgrade.', 'twentytwentyone' ),
|
||
|
|
esc_html( $GLOBALS['wp_version'] )
|
||
|
|
),
|
||
|
|
'',
|
||
|
|
array(
|
||
|
|
'back_link' => true,
|
||
|
|
)
|
||
|
|
);
|
||
|
|
}
|
||
|
|
add_action( 'load-customize.php', 'twenty_twenty_one_customize' );
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Prevents the Theme Preview from being loaded on WordPress versions prior to 5.3.
|
||
|
|
*
|
||
|
|
* @since Twenty Twenty-One 1.0
|
||
|
|
*
|
||
|
|
* @global string $wp_version WordPress version.
|
||
|
|
*
|
||
|
|
* @return void
|
||
|
|
*/
|
||
|
|
function twenty_twenty_one_preview() {
|
||
|
|
if ( isset( $_GET['preview'] ) ) { // phpcs:ignore WordPress.Security.NonceVerification
|
||
|
|
wp_die(
|
||
|
|
sprintf(
|
||
|
|
/* translators: %s: WordPress Version. */
|
||
|
|
esc_html__( 'This theme requires WordPress 5.3 or newer. You are running version %s. Please upgrade.', 'twentytwentyone' ),
|
||
|
|
esc_html( $GLOBALS['wp_version'] )
|
||
|
|
)
|
||
|
|
);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
add_action( 'template_redirect', 'twenty_twenty_one_preview' );
|