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<?php |
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/** |
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* Preview class. |
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* This class is responsible for preview related functionality. |
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* |
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* @version 4.0.0 |
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* @author Expresstech System |
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* |
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* @package responsive-menu |
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*/ |
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|
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namespace RMP\Features\Inc; |
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|
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use RMP\Features\Inc\Traits\Singleton; |
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use RMP\Features\Inc\RMP_Menu; |
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|
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// Disable the direct access to this class. |
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if ( ! defined( 'ABSPATH' ) ) { |
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exit; |
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} |
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|
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/** |
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* Class Preview |
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*/ |
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class Preview { |
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|
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use Singleton; |
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|
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/** |
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* Construct method. |
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*/ |
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protected function __construct() { |
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$this->setup_hooks(); |
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} |
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|
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/** |
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* To setup action/filter. |
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* |
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* @version 4.0.0 |
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* |
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* @return void |
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*/ |
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protected function setup_hooks() { |
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add_action( 'wp_ajax_rmp_enable_menu_item', array( $this, 'enable_menu_item' ) ); |
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} |
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|
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/** |
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* Menu elements the live preview can render, mapped to the RMP_Menu |
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* method that renders each one. |
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* |
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* The keys match the `data-toggle` values on the item-order checkboxes in |
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* templates/menu-elements/. |
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* |
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* @since 4.7.4 |
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* |
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* @var array |
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*/ |
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const PREVIEW_ELEMENTS = array( |
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'menu' => 'menu', |
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'search' => 'menu_search_box', |
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'title' => 'menu_title', |
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'social-icons' => 'menu_social_icons', |
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'additional-content' => 'menu_additional_content', |
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); |
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|
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/** |
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* This function get the content of menu item for live preview element. |
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* |
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* @return HTML |
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*/ |
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public function enable_menu_item() { |
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check_ajax_referer( 'rmp_nonce', 'ajax_nonce' ); |
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|
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$menu_id = isset( $_POST['menu_id'] ) ? absint( wp_unslash( $_POST['menu_id'] ) ) : 0; |
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|
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if ( empty( $menu_id ) ) { |
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wp_send_json_error( array( 'message' => esc_html__( 'Menu ID missing !', 'responsive-menu' ) ) ); |
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} |
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|
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/** |
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* The element name is a slug, not a number — intval() collapsed every |
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* value except 'menu' to 0, so no branch below ever matched and the |
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* preview always rendered the additional-content element. |
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*/ |
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$menu_element = isset( $_POST['menu_element'] ) ? sanitize_key( wp_unslash( $_POST['menu_element'] ) ) : ''; |
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|
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if ( ! isset( self::PREVIEW_ELEMENTS[ $menu_element ] ) ) { |
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wp_send_json_error( array( 'message' => esc_html__( 'Unknown menu element !', 'responsive-menu' ) ) ); |
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} |
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|
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$menu = new RMP_Menu( $menu_id ); |
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$method = self::PREVIEW_ELEMENTS[ $menu_element ]; |
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|
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/** |
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* Every render method echoes its markup and returns nothing, so the |
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* output has to be captured — otherwise it is emitted before the JSON |
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* body and the response is not parseable. |
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*/ |
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ob_start(); |
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$menu->$method(); |
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$html = ob_get_clean(); |
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|
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wp_send_json_success( array( 'markup' => $html ) ); |
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} |
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} |
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|
