510 lines
17 KiB
PHP
510 lines
17 KiB
PHP
<?php
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namespace Elementor\Modules\LandingPages;
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use Elementor\Core\Admin\Menu\Admin_Menu_Manager;
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use Elementor\Core\Admin\Menu\Main as MainMenu;
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use Elementor\Core\Base\Module as BaseModule;
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use Elementor\Core\Documents_Manager;
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use Elementor\Core\Experiments\Manager as Experiments_Manager;
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use Elementor\Modules\LandingPages\Documents\Landing_Page;
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use Elementor\Modules\LandingPages\AdminMenuItems\Landing_Pages_Menu_Item;
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use Elementor\Modules\LandingPages\AdminMenuItems\Landing_Pages_Empty_View_Menu_Item;
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use Elementor\Modules\LandingPages\Module as Landing_Pages_Module;
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use Elementor\Plugin;
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use Elementor\TemplateLibrary\Source_Local;
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if ( ! defined( 'ABSPATH' ) ) {
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exit; // Exit if accessed directly.
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}
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class Module extends BaseModule {
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const DOCUMENT_TYPE = 'landing-page';
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const CPT = 'e-landing-page';
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const ADMIN_PAGE_SLUG = 'edit.php?post_type=' . self::CPT;
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private $has_pages = null;
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private $trashed_posts;
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private $new_lp_url;
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private $permalink_structure;
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public function get_name() {
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return 'landing-pages';
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}
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/**
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* Get Experimental Data
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*
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* Implementation of this method makes the module an experiment.
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*
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* @since 3.1.0
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*
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* @return array
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*/
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public static function get_experimental_data() {
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return [
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'name' => 'landing-pages',
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'title' => esc_html__( 'Landing Pages', 'elementor' ),
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'description' => esc_html__( 'Adds a new Elementor content type that allows creating beautiful landing pages instantly in a streamlined workflow.', 'elementor' ),
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'release_status' => Experiments_Manager::RELEASE_STATUS_BETA,
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'default' => Experiments_Manager::STATE_ACTIVE,
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'new_site' => [
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'default_active' => false,
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'minimum_installation_version' => '3.1.0',
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],
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];
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}
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/**
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* Get Trashed Landing Pages Posts
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*
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* Returns the posts property of a WP_Query run for Landing Pages with post_status of 'trash'.
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*
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* @since 3.1.0
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*
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* @return array trashed posts
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*/
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private function get_trashed_landing_page_posts() {
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if ( $this->trashed_posts ) {
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return $this->trashed_posts;
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}
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// `'posts_per_page' => 1` is because this is only used as an indicator to whether there are any trashed landing pages.
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$trashed_posts_query = new \WP_Query( [
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'no_found_rows' => true,
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'post_type' => self::CPT,
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'post_status' => 'trash',
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'posts_per_page' => 1,
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'meta_key' => '_elementor_template_type',
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'meta_value' => self::DOCUMENT_TYPE,
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] );
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$this->trashed_posts = $trashed_posts_query->posts;
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return $this->trashed_posts;
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}
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private function has_landing_pages() {
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if ( null !== $this->has_pages ) {
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return $this->has_pages;
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}
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$posts_query = new \WP_Query( [
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'no_found_rows' => true,
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'post_type' => self::CPT,
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'post_status' => 'any',
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'posts_per_page' => 1,
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'meta_key' => '_elementor_template_type',
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'meta_value' => self::DOCUMENT_TYPE,
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] );
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$this->has_pages = $posts_query->post_count > 0;
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return $this->has_pages;
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}
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/**
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* Is Elementor Landing Page.
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*
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* Check whether the post is an Elementor Landing Page.
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*
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* @since 3.1.0
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* @access public
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*
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* @param \WP_Post $post Post Object
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*
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* @return bool Whether the post was built with Elementor.
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*/
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public function is_elementor_landing_page( $post ) {
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return self::CPT === $post->post_type;
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}
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private function get_menu_args() {
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if ( $this->has_landing_pages() ) {
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$menu_slug = self::ADMIN_PAGE_SLUG;
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$function = null;
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} else {
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$menu_slug = self::CPT;
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$function = [ $this, 'print_empty_landing_pages_page' ];
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}
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return [
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'menu_slug' => $menu_slug,
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'function' => $function,
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];
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}
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private function register_admin_menu( MainMenu $menu ) {
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$landing_pages_title = esc_html__( 'Landing Pages', 'elementor' );
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$menu_args = array_merge( $this->get_menu_args(), [
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'page_title' => $landing_pages_title,
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'menu_title' => $landing_pages_title,
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'index' => 20,
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] );
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$menu->add_submenu( $menu_args );
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}
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/**
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* Add Submenu Page
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*
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* Adds the 'Landing Pages' submenu item to the 'Templates' menu item.
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*
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* @since 3.1.0
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*/
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private function register_admin_menu_legacy( Admin_Menu_Manager $admin_menu ) {
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$menu_args = $this->get_menu_args();
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$slug = $menu_args['menu_slug'];
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$function = $menu_args['function'];
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if ( is_callable( $function ) ) {
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$admin_menu->register( $slug, new Landing_Pages_Empty_View_Menu_Item( $function ) );
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} else {
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$admin_menu->register( $slug, new Landing_Pages_Menu_Item() );
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}
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}
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/**
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* Get 'Add New' Landing Page URL
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*
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* Retrieves the custom URL for the admin dashboard's 'Add New' button in the Landing Pages admin screen. This URL
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* creates a new Landing Pages and directly opens the Elementor Editor with the Template Library modal open on the
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* Landing Pages tab.
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*
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* @since 3.1.0
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*
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* @return string
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*/
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private function get_add_new_landing_page_url() {
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if ( ! $this->new_lp_url ) {
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$this->new_lp_url = Plugin::$instance->documents->get_create_new_post_url( self::CPT, self::DOCUMENT_TYPE ) . '#library';
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}
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return $this->new_lp_url;
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}
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/**
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* Get Empty Landing Pages Page
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*
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* Prints the HTML content of the page that is displayed when there are no existing landing pages in the DB.
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* Added as the callback to add_submenu_page.
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*
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* @since 3.1.0
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*/
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public function print_empty_landing_pages_page() {
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$template_sources = Plugin::$instance->templates_manager->get_registered_sources();
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$source_local = $template_sources['local'];
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$trashed_posts = $this->get_trashed_landing_page_posts();
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?>
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<div class="e-landing-pages-empty">
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<?php
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/** @var Source_Local $source_local */
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$source_local->print_blank_state_template( esc_html__( 'Landing Page', 'elementor' ), $this->get_add_new_landing_page_url(), esc_html__( 'Build Effective Landing Pages for your business\' marketing campaigns.', 'elementor' ) );
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if ( ! empty( $trashed_posts ) ) : ?>
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<div class="e-trashed-items">
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<?php
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printf(
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/* translators: %1$s Link open tag, %2$s: Link close tag. */
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esc_html__( 'Or view %1$sTrashed Items%1$s', 'elementor' ),
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'<a href="' . esc_url( admin_url( 'edit.php?post_status=trash&post_type=' . self::CPT ) ) . '">',
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'</a>'
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);
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?>
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</div>
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<?php endif; ?>
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</div>
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<?php
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}
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/**
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* Is Current Admin Page Edit LP
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*
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* Checks whether the current page is a native WordPress edit page for a landing page.
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*/
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private function is_landing_page_admin_edit() {
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$screen = get_current_screen();
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if ( 'post' === $screen->base ) {
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return $this->is_elementor_landing_page( get_post() );
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}
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return false;
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}
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/**
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* Admin Localize Settings
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*
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* Enables adding properties to the globally available elementorAdmin.config JS object in the Admin Dashboard.
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* Runs on the 'elementor/admin/localize_settings' filter.
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*
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* @since 3.1.0
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*
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* @param $settings
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* @return array|null
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*/
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private function admin_localize_settings( $settings ) {
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$additional_settings = [
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'urls' => [
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'addNewLandingPageUrl' => $this->get_add_new_landing_page_url(),
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],
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'landingPages' => [
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'landingPagesHasPages' => $this->has_landing_pages(),
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'isLandingPageAdminEdit' => $this->is_landing_page_admin_edit(),
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],
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];
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return array_replace_recursive( $settings, $additional_settings );
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}
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/**
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* Register Landing Pages CPT
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*
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* @since 3.1.0
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*/
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private function register_landing_page_cpt() {
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$labels = [
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'name' => esc_html__( 'Landing Pages', 'elementor' ),
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'singular_name' => esc_html__( 'Landing Page', 'elementor' ),
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'add_new' => esc_html__( 'Add New', 'elementor' ),
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'add_new_item' => esc_html__( 'Add New Landing Page', 'elementor' ),
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'edit_item' => esc_html__( 'Edit Landing Page', 'elementor' ),
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'new_item' => esc_html__( 'New Landing Page', 'elementor' ),
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'all_items' => esc_html__( 'All Landing Pages', 'elementor' ),
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'view_item' => esc_html__( 'View Landing Page', 'elementor' ),
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'search_items' => esc_html__( 'Search Landing Pages', 'elementor' ),
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'not_found' => esc_html__( 'No landing pages found', 'elementor' ),
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'not_found_in_trash' => esc_html__( 'No landing pages found in trash', 'elementor' ),
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'parent_item_colon' => '',
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'menu_name' => esc_html__( 'Landing Pages', 'elementor' ),
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];
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$args = [
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'labels' => $labels,
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'public' => true,
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'show_in_menu' => 'edit.php?post_type=elementor_library&tabs_group=library',
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'capability_type' => 'page',
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'taxonomies' => [ Source_Local::TAXONOMY_TYPE_SLUG ],
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'supports' => [ 'title', 'editor', 'comments', 'revisions', 'trackbacks', 'author', 'excerpt', 'page-attributes', 'thumbnail', 'custom-fields', 'post-formats', 'elementor' ],
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];
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register_post_type( self::CPT, $args );
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}
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/**
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* Remove Post Type Slug
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*
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* Landing Pages are supposed to act exactly like pages. This includes their URLs being directly under the site's
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* domain name. Since "Landing Pages" is a CPT, WordPress automatically adds the landing page slug as a prefix to
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* it's posts' permalinks. This method checks if the post's post type is Landing Pages, and if it is, it removes
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* the CPT slug from the requested post URL.
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*
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* Runs on the 'post_type_link' filter.
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*
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* @since 3.1.0
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*
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* @param $post_link
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* @param $post
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* @param $leavename
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* @return string|string[]
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*/
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private function remove_post_type_slug( $post_link, $post, $leavename ) {
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// Only try to modify the permalink if the post is a Landing Page.
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if ( self::CPT !== $post->post_type || 'publish' !== $post->post_status ) {
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return $post_link;
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}
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// Any slug prefixes need to be removed from the post link.
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return get_home_url() . '/' . $post->post_name . '/';
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}
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/**
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* Adjust Landing Page Query
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*
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* Since Landing Pages are a CPT but should act like pages, the WP_Query that is used to fetch the page from the
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* database needs to be adjusted. This method adds the Landing Pages CPT to the list of queried post types, to
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* make sure the database query finds the correct Landing Page to display.
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* Runs on the 'pre_get_posts' action.
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*
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* @since 3.1.0
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*
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* @param \WP_Query $query
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*/
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private function adjust_landing_page_query( \WP_Query $query ) {
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// Only handle actual pages.
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if (
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! $query->is_main_query()
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// If the query is not for a page.
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|| ! isset( $query->query['page'] )
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// If the query is for a static home/blog page.
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|| is_home()
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// If the post type comes already set, the main query is probably a custom one made by another plugin.
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// In this case we do not want to intervene in order to not cause a conflict.
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|| isset( $query->query['post_type'] )
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) {
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return;
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}
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// Create the post types property as an array and include the landing pages CPT in it.
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$query_post_types = [ 'post', 'page', self::CPT ];
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// Since WordPress determined this is supposed to be a page, we'll pre-set the post_type query arg to make sure
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// it includes the Landing Page CPT, so when the query is parsed, our CPT will be a legitimate match to the
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// Landing Page's permalink (that is directly under the domain, without a CPT slug prefix). In some cases,
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// The 'name' property will be set, and in others it is the 'pagename', so we have to cover both cases.
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if ( ! empty( $query->query['name'] ) ) {
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$query->set( 'post_type', $query_post_types );
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} elseif ( ! empty( $query->query['pagename'] ) && false === strpos( $query->query['pagename'], '/' ) ) {
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$query->set( 'post_type', $query_post_types );
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// We also need to set the name query var since redirect_guess_404_permalink() relies on it.
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add_filter( 'pre_redirect_guess_404_permalink', function( $value ) use ( $query ) {
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set_query_var( 'name', $query->query['pagename'] );
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return $value;
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} );
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}
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}
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/**
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* Handle 404
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*
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* This method runs after a page is not found in the database, but before a page is returned as a 404.
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* These cases are handled in this filter callback, that runs on the 'pre_handle_404' filter.
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*
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* In some cases (such as when a site uses custom permalink structures), WordPress's WP_Query does not identify a
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* Landing Page's URL as a post belonging to the Landing Page CPT. Some cases are handled successfully by the
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* adjust_landing_page_query() method, but some are not and still trigger a 404 process. This method handles such
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* cases by overriding the $wp_query global to fetch the correct landing page post entry.
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*
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* For example, since Landing Pages slugs come directly after the site domain name, WP_Query might parse the post
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* as a category page. Since there is no category matching the slug, it triggers a 404 process. In this case, we
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* run a query for a Landing Page post with the passed slug ($query->query['category_name']. If a Landing Page
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* with the passed slug is found, we override the global $wp_query with the new, correct query.
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*
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* @param $current_value
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* @param $query
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* @return false
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*/
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private function handle_404( $current_value, $query ) {
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global $wp_query;
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// If another plugin/theme already used this filter, exit here to avoid conflicts.
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if ( $current_value ) {
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return $current_value;
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}
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if (
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// Make sure we only intervene in the main query.
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! $query->is_main_query()
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// If a post was found, this is not a 404 case, so do not intervene.
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|| ! empty( $query->posts )
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// This filter is only meant to deal with wrong queries where the only query var is 'category_name'.
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// If there is no 'category_name' query var, do not intervene.
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|| empty( $query->query['category_name'] )
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// If the query is for a real taxonomy (determined by it including a table to search in, such as the
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// wp_term_relationships table), do not intervene.
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|| ! empty( $query->tax_query->table_aliases )
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) {
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return false;
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}
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// Search for a Landing Page with the same name passed as the 'category name'.
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$possible_new_query = new \WP_Query( [
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'no_found_rows' => true,
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'post_type' => self::CPT,
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'name' => $query->query['category_name'],
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] );
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// Only if such a Landing Page is found, override the query to fetch the correct page.
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if ( ! empty( $possible_new_query->posts ) ) {
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$wp_query = $possible_new_query; //phpcs:ignore WordPress.WP.GlobalVariablesOverride.Prohibited
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}
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return false;
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}
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public function __construct() {
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$this->permalink_structure = get_option( 'permalink_structure' );
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$this->register_landing_page_cpt();
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// If there is a permalink structure set to the site, run the hooks that modify the Landing Pages permalinks to
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// match WordPress' native 'Pages' post type.
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if ( '' !== $this->permalink_structure ) {
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// Landing Pages' post link needs to be modified to be identical to the pages permalink structure. This
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// needs to happen in both the admin and the front end, since post links are also used in the admin pages.
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add_filter( 'post_type_link', function( $post_link, $post, $leavename ) {
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return $this->remove_post_type_slug( $post_link, $post, $leavename );
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}, 10, 3 );
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// The query itself only has to be manipulated when pages are viewed in the front end.
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if ( ! is_admin() || wp_doing_ajax() ) {
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add_action( 'pre_get_posts', function ( $query ) {
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$this->adjust_landing_page_query( $query );
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} );
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// Handle cases where visiting a Landing Page's URL returns 404.
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add_filter( 'pre_handle_404', function ( $value, $query ) {
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return $this->handle_404( $value, $query );
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}, 10, 2 );
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}
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}
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add_action( 'elementor/documents/register', function( Documents_Manager $documents_manager ) {
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$documents_manager->register_document_type( self::DOCUMENT_TYPE, Landing_Page::get_class_full_name() );
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} );
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if ( Plugin::$instance->experiments->is_feature_active( 'admin_menu_rearrangement' ) ) {
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add_action( 'elementor/admin/menu_registered/elementor', function( MainMenu $menu ) {
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$this->register_admin_menu( $menu );
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} );
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} else {
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add_action( 'elementor/admin/menu/register', function( Admin_Menu_Manager $admin_menu ) {
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$this->register_admin_menu_legacy( $admin_menu );
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}, Source_Local::ADMIN_MENU_PRIORITY + 20 );
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}
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// Add the custom 'Add New' link for Landing Pages into Elementor's admin config.
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add_action( 'elementor/admin/localize_settings', function( array $settings ) {
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return $this->admin_localize_settings( $settings );
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} );
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add_filter( 'elementor/template_library/sources/local/register_taxonomy_cpts', function( array $cpts ) {
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$cpts[] = self::CPT;
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return $cpts;
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} );
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// In the Landing Pages Admin Table page - Overwrite Template type column header title.
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add_action( 'manage_' . Landing_Pages_Module::CPT . '_posts_columns', function( $posts_columns ) {
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/** @var Source_Local $source_local */
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$source_local = Plugin::$instance->templates_manager->get_source( 'local' );
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return $source_local->admin_columns_headers( $posts_columns );
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} );
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// In the Landing Pages Admin Table page - Overwrite Template type column row values.
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add_action( 'manage_' . Landing_Pages_Module::CPT . '_posts_custom_column', function( $column_name, $post_id ) {
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/** @var Landing_Page $document */
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$document = Plugin::$instance->documents->get( $post_id );
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$document->admin_columns_content( $column_name );
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}, 10, 2 );
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// Overwrite the Admin Bar's 'New +' Landing Page URL with the link that creates the new LP in Elementor
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// with the Template Library modal open.
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add_action( 'admin_bar_menu', function( $admin_bar ) {
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// Get the Landing Page menu node.
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$new_landing_page_node = $admin_bar->get_node( 'new-e-landing-page' );
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if ( $new_landing_page_node ) {
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$new_landing_page_node->href = $this->get_add_new_landing_page_url();
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$admin_bar->add_node( $new_landing_page_node );
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}
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}, 100 );
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}
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}
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