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<?php
namespace Elementor\Modules\PageTemplates;
use Elementor\Controls_Manager;
use Elementor\Core\Base\Document;
use Elementor\Core\Base\Module as BaseModule;
use Elementor\Core\Kits\Documents\Kit;
use Elementor\Plugin;
use Elementor\Utils;
use Elementor\Core\DocumentTypes\PageBase as PageBase;
use Elementor\Modules\Library\Documents\Page as LibraryPageDocument;
if ( ! defined( 'ABSPATH' ) ) {
exit; // Exit if accessed directly
}
/**
* Elementor page templates module.
*
* Elementor page templates module handler class is responsible for registering
* and managing Elementor page templates modules.
*
* @since 2.0.0
*/
class Module extends BaseModule {
/**
* The of the theme.
*/
const TEMPLATE_THEME = 'elementor_theme';
/**
* Elementor Canvas template name.
*/
const TEMPLATE_CANVAS = 'elementor_canvas';
/**
* Elementor Header & Footer template name.
*/
const TEMPLATE_HEADER_FOOTER = 'elementor_header_footer';
/**
* Print callback.
*
* Holds the page template callback content.
*
* @since 2.0.0
* @access protected
*
* @var callable
*/
protected $print_callback;
/**
* Get module name.
*
* Retrieve the page templates module name.
*
* @since 2.0.0
* @access public
*
* @return string Module name.
*/
public function get_name() {
return 'page-templates';
}
/**
* Template include.
*
* Update the path for the Elementor Canvas template.
*
* Fired by `template_include` filter.
*
* @since 2.0.0
* @access public
*
* @param string $template The path of the template to include.
*
* @return string The path of the template to include.
*/
public function template_include( $template ) {
if ( is_singular() ) {
$document = Plugin::$instance->documents->get_doc_for_frontend( get_the_ID() );
if ( $document && $document::get_property( 'support_wp_page_templates' ) ) {
$page_template = $document->get_meta( '_wp_page_template' );
$template_path = $this->get_template_path( $page_template );
if ( self::TEMPLATE_THEME !== $page_template && ! $template_path && $document->is_built_with_elementor() ) {
$kit_default_template = Plugin::$instance->kits_manager->get_current_settings( 'default_page_template' );
$template_path = $this->get_template_path( $kit_default_template );
}
if ( $template_path ) {
$template = $template_path;
Plugin::$instance->inspector->add_log( 'Page Template', Plugin::$instance->inspector->parse_template_path( $template ), $document->get_edit_url() );
}
}
}
return $template;
}
/**
* Add WordPress templates.
*
* Adds Elementor templates to all the post types that support
* Elementor.
*
* Fired by `init` action.
*
* @since 2.0.0
* @access public
*/
public function add_wp_templates_support() {
$post_types = get_post_types_by_support( 'elementor' );
foreach ( $post_types as $post_type ) {
add_filter( "theme_{$post_type}_templates", [ $this, 'add_page_templates' ], 10, 4 );
}
}
/**
* Add page templates.
*
* Add the Elementor page templates to the theme templates.
*
* Fired by `theme_{$post_type}_templates` filter.
*
* @since 2.0.0
* @access public
* @static
*
* @param array $page_templates Array of page templates. Keys are filenames,
* checks are translated names.
*
* @param \WP_Theme $wp_theme
* @param \WP_Post $post
*
* @return array Page templates.
*/
public function add_page_templates( $page_templates, $wp_theme, $post ) {
if ( $post ) {
// FIX ME: Gutenberg not send $post as WP_Post object, just the post ID.
$post_id = ! empty( $post->ID ) ? $post->ID : $post;
$document = Plugin::$instance->documents->get( $post_id );
if ( $document && ! $document::get_property( 'support_wp_page_templates' ) ) {
return $page_templates;
}
}
$page_templates = [
self::TEMPLATE_CANVAS => esc_html__( 'Elementor Canvas', 'elementor' ),
self::TEMPLATE_HEADER_FOOTER => esc_html__( 'Elementor Full Width', 'elementor' ),
self::TEMPLATE_THEME => esc_html__( 'Theme', 'elementor' ),
] + $page_templates;
return $page_templates;
}
/**
* Set print callback.
*
* Set the page template callback.
*
* @since 2.0.0
* @access public
*
* @param callable $callback
*/
public function set_print_callback( $callback ) {
$this->print_callback = $callback;
}
/**
* Print callback.
*
* Prints the page template content using WordPress loop.
*
* @since 2.0.0
* @access public
*/
public function print_callback() {
while ( have_posts() ) :
the_post();
the_content();
endwhile;
}
/**
* Print content.
*
* Prints the page template content.
*
* @since 2.0.0
* @access public
*/
public function print_content() {
if ( ! $this->print_callback ) {
$this->print_callback = [ $this, 'print_callback' ];
}
call_user_func( $this->print_callback );
}
/**
* Get page template path.
*
* Retrieve the path for any given page template.
*
* @since 2.0.0
* @access public
*
* @param string $page_template The page template name.
*
* @return string Page template path.
*/
public function get_template_path( $page_template ) {
$template_path = '';
switch ( $page_template ) {
case self::TEMPLATE_CANVAS:
$template_path = __DIR__ . '/templates/canvas.php';
break;
case self::TEMPLATE_HEADER_FOOTER:
$template_path = __DIR__ . '/templates/header-footer.php';
break;
}
return $template_path;
}
/**
* Register template control.
*
* Adds custom controls to any given document.
*
* Fired by `update_post_metadata` action.
*
* @since 2.0.0
* @access public
*
* @param Document $document The document instance.
*/
public function action_register_template_control( $document ) {
if (
( $document instanceof PageBase || $document instanceof LibraryPageDocument ) &&
$document::get_property( 'support_page_layout' )
) {
$this->register_template_control( $document );
}
}
/**
* Register template control.
*
* Adds custom controls to any given document.
*
* @since 2.0.0
* @access public
*
* @param Document $document The document instance.
* @param string $control_id Optional. The control ID. Default is `template`.
*/
public function register_template_control( $document, $control_id = 'template' ) {
if ( ! Utils::is_cpt_custom_templates_supported() ) {
return;
}
require_once ABSPATH . '/wp-admin/includes/template.php';
$document->start_injection( [
'of' => 'post_status',
'fallback' => [
'of' => 'post_title',
],
] );
$control_options = [
'options' => array_flip( get_page_templates( null, $document->get_main_post()->post_type ) ),
];
$this->add_template_controls( $document, $control_id, $control_options );
$document->end_injection();
}
// The $options variable is an array of $control_options to overwrite the default
public function add_template_controls( Document $document, $control_id, $control_options ) {
// Default Control Options
$default_control_options = [
'label' => esc_html__( 'Page Layout', 'elementor' ),
'type' => Controls_Manager::SELECT,
'default' => 'default',
'options' => [
'default' => esc_html__( 'Default', 'elementor' ),
],
];
$control_options = array_replace_recursive( $default_control_options, $control_options );
$document->add_control(
$control_id,
$control_options
);
$document->add_control(
$control_id . '_default_description',
[
'type' => Controls_Manager::RAW_HTML,
'raw' => '<b>' . esc_html__( 'The default page template as defined in Elementor Panel → Hamburger Menu → Site Settings.', 'elementor' ) . '</b>',
'content_classes' => 'elementor-descriptor',
'condition' => [
$control_id => 'default',
],
]
);
$document->add_control(
$control_id . '_theme_description',
[
'type' => Controls_Manager::RAW_HTML,
'raw' => '<b>' . esc_html__( 'Default Page Template from your theme.', 'elementor' ) . '</b>',
'content_classes' => 'elementor-descriptor',
'condition' => [
$control_id => self::TEMPLATE_THEME,
],
]
);
$document->add_control(
$control_id . '_canvas_description',
[
'type' => Controls_Manager::RAW_HTML,
'raw' => '<b>' . esc_html__( 'No header, no footer, just Elementor', 'elementor' ) . '</b>',
'content_classes' => 'elementor-descriptor',
'condition' => [
$control_id => self::TEMPLATE_CANVAS,
],
]
);
$document->add_control(
$control_id . '_header_footer_description',
[
'type' => Controls_Manager::RAW_HTML,
'raw' => '<b>' . esc_html__( 'This template includes the header, full-width content and footer', 'elementor' ) . '</b>',
'content_classes' => 'elementor-descriptor',
'condition' => [
$control_id => self::TEMPLATE_HEADER_FOOTER,
],
]
);
if ( $document instanceof Kit ) {
$document->add_control(
'reload_preview_description',
[
'type' => Controls_Manager::RAW_HTML,
'raw' => esc_html__( 'Changes will be reflected in the preview only after the page reloads.', 'elementor' ),
'content_classes' => 'elementor-descriptor',
]
);
}
}
/**
* Filter metadata update.
*
* Filters whether to update metadata of a specific type.
*
* Elementor don't allow WordPress to update the parent page template
* during `wp_update_post`.
*
* Fired by `update_{$meta_type}_metadata` filter.
*
* @since 2.0.0
* @access public
*
* @param bool $check Whether to allow updating metadata for the given type.
* @param int $object_id Object ID.
* @param string $meta_key Meta key.
*
* @return bool Whether to allow updating metadata of a specific type.
*/
public function filter_update_meta( $check, $object_id, $meta_key ) {
if ( '_wp_page_template' === $meta_key && Plugin::$instance->common ) {
/** @var \Elementor\Core\Common\Modules\Ajax\Module $ajax */
$ajax = Plugin::$instance->common->get_component( 'ajax' );
$ajax_data = $ajax->get_current_action_data();
$is_autosave_action = $ajax_data && 'save_builder' === $ajax_data['action'] && Document::STATUS_AUTOSAVE === $ajax_data['data']['status'];
// Don't allow WP to update the parent page template.
// (during `wp_update_post` from page-settings or save_plain_text).
if ( $is_autosave_action && ! wp_is_post_autosave( $object_id ) && Document::STATUS_DRAFT !== get_post_status( $object_id ) ) {
$check = false;
}
}
return $check;
}
/**
* Support `wp_body_open` action, available since WordPress 5.2.
*
* @since 2.7.0
* @access public
*/
public static function body_open() {
wp_body_open();
}
/**
* Page templates module constructor.
*
* Initializing Elementor page templates module.
*
* @since 2.0.0
* @access public
*/
public function __construct() {
add_action( 'init', [ $this, 'add_wp_templates_support' ] );
add_filter( 'template_include', [ $this, 'template_include' ], 11 /* After Plugins/WooCommerce */ );
add_action( 'elementor/documents/register_controls', [ $this, 'action_register_template_control' ] );
add_filter( 'update_post_metadata', [ $this, 'filter_update_meta' ], 10, 3 );
}
}