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<?php |
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|
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defined( 'ABSPATH' ) || exit; |
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|
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class WPCoder_Theme_Switcher { |
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public function __construct() { |
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add_action( 'admin_bar_menu', [ $this, 'admin_bar_item' ], 500 ); |
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add_filter( 'wp_redirect', [ $this, 'handle_theme_switch_redirect' ] ); |
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} |
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|
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public function admin_bar_item( $admin_bar ) { |
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if ( ! current_user_can( 'manage_options' ) ) { |
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return; |
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} |
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|
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$admin_bar->add_menu( |
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[ |
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'id' => 'wpc-theme-toggle', |
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'group' => null, |
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'title' => '<span class="ab-icon dashicons dashicons-admin-appearance"></span><span class="ab-label">Themes</span>', |
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'href' => false, |
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'meta' => [ 'title' => __( 'Installed Themes', 'wpcoderpro' ) ], |
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] |
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); |
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|
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$themes = wp_get_themes(); |
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|
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foreach ( $themes as $stylesheet => $theme ) { |
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$current_theme = wp_get_theme(); |
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$current_stylesheet = $current_theme->get_stylesheet(); |
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$is_active = ($stylesheet === $current_stylesheet); |
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$class = 'theme-toggle'; |
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$class .= $current_theme->get( 'TextDomain' ) === $theme->get( 'TextDomain' ) ? ' is-active' : ''; |
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$wpnonce = wp_create_nonce( 'switch-theme_' . $stylesheet ); |
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$current_url = ( isset( $_SERVER['HTTPS'] ) && 'on' === $_SERVER['HTTPS'] ? 'https' : 'http' ) . '://' . |
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sanitize_text_field( wp_unslash( $_SERVER['HTTP_HOST'] ?? '' ) ) . |
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sanitize_text_field( wp_unslash( $_SERVER['REQUEST_URI'] ?? '' ) ); |
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|
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$admin_bar->add_menu( |
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[ |
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'id' => 'wpc-theme-' . $stylesheet, |
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'parent' => 'wpc-theme-toggle', |
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'title' => $theme->get( 'Name' ) . ( $is_active ? ' <span style="color:aliceblue;">✓</span>' : '' ), |
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'href' => add_query_arg( |
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[ |
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'action' => 'activate', |
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'stylesheet' => $stylesheet, |
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'_wpnonce' => $wpnonce, |
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'return_url' => rawurlencode( $current_url ), |
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], |
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admin_url( 'themes.php' ) |
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), |
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'meta' => [ |
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'title' => $theme->get( 'Name' ), |
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'class' => $class, |
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], |
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] |
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); |
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} |
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} |
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|
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public function handle_theme_switch_redirect( $location ) { |
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if ( |
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isset( $_GET['return_url'], $_GET['_wpnonce'], $_GET['stylesheet'] ) && |
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wp_verify_nonce( sanitize_text_field( wp_unslash( $_GET['_wpnonce'] ) ), 'switch-theme_' . sanitize_text_field( wp_unslash( $_GET['stylesheet'] ) ) ) && |
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strpos( $location, 'themes.php' ) !== false |
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) { |
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return esc_url_raw( urldecode( sanitize_text_field( wp_unslash( $_GET['return_url'] ) ) ) ); |
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} |
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return $location; |
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} |
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|
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} |
