325 lines
9.5 KiB
PHP
325 lines
9.5 KiB
PHP
<?php
|
|
/**
|
|
* Register fake page for portfolio preview.
|
|
*
|
|
* @package visual-portfolio/preview
|
|
*/
|
|
|
|
if ( ! defined( 'ABSPATH' ) ) {
|
|
exit;
|
|
}
|
|
|
|
/**
|
|
* Class Visual_Portfolio_Preview
|
|
*/
|
|
class Visual_Portfolio_Preview {
|
|
|
|
/**
|
|
* Preview enabled.
|
|
*
|
|
* @var bool
|
|
*/
|
|
public $preview_enabled = false;
|
|
|
|
/**
|
|
* Visual_Portfolio_Preview constructor.
|
|
*/
|
|
public function __construct() {
|
|
$this->init_hooks();
|
|
}
|
|
|
|
/**
|
|
* Hooks.
|
|
*/
|
|
public function init_hooks() {
|
|
add_action( 'init', array( $this, 'is_preview_check' ) );
|
|
add_filter( 'pre_handle_404', array( $this, 'pre_handle_404' ) );
|
|
add_filter( 'vpf_get_options', array( $this, 'filter_preview_option' ) );
|
|
add_action( 'template_redirect', array( $this, 'template_redirect' ) );
|
|
add_action( 'wp_enqueue_scripts', array( $this, 'wp_enqueue_scripts' ), 11 );
|
|
|
|
// Localize script in editor, FSE, and Elementor.
|
|
add_action( 'enqueue_block_assets', array( $this, 'localize_scripts' ) );
|
|
add_action( 'wp_print_scripts', array( $this, 'localize_elementor_scripts' ), 9 );
|
|
}
|
|
|
|
/**
|
|
* Prepare preview URL to use from our preview iframe.
|
|
*
|
|
* @return string
|
|
*/
|
|
public function get_preview_url() {
|
|
add_filter( 'pre_option_permalink_structure', '__return_empty_string' );
|
|
|
|
$preview_url = set_url_scheme(
|
|
add_query_arg(
|
|
array(
|
|
'vp_preview' => 'vp_preview',
|
|
'vp_preview_time' => time(),
|
|
),
|
|
// We used `get_site_url()` before, but it does not work on some hosts,
|
|
// that have custom URL structure in admin area.
|
|
//
|
|
// For example:
|
|
// * Admin URL: https://mysite.com/wp/
|
|
// * Front URL: https://mysite.com/
|
|
//
|
|
// Use `trailingslashit` to fix some rare servers problems
|
|
// when preview is not working if no trailing slash in URL.
|
|
//
|
|
// For example:
|
|
// * Error: https://mysite.com/wp
|
|
// * Success: https://mysite.com/wp/
|
|
// .
|
|
trailingslashit( home_url( '/' ) )
|
|
)
|
|
);
|
|
|
|
remove_filter( 'pre_option_permalink_structure', '__return_empty_string' );
|
|
|
|
return $preview_url;
|
|
}
|
|
|
|
/**
|
|
* Localize scripts with preview URL.
|
|
*/
|
|
public function localize_scripts() {
|
|
if ( ! is_admin() ) {
|
|
return;
|
|
}
|
|
|
|
$preview_url = $this->get_preview_url();
|
|
|
|
// Localize scripts.
|
|
wp_localize_script(
|
|
'visual-portfolio-gutenberg',
|
|
'VPAdminGutenbergVariables',
|
|
array(
|
|
'preview_url' => $preview_url,
|
|
'nonce' => wp_create_nonce( 'vp-ajax-nonce' ),
|
|
)
|
|
);
|
|
}
|
|
|
|
/**
|
|
* Localize scripts with preview URL for Elementor.
|
|
*/
|
|
public function localize_elementor_scripts() {
|
|
if ( ! wp_script_is( 'visual-portfolio-elementor', 'registered' ) ) {
|
|
return;
|
|
}
|
|
|
|
$preview_url = $this->get_preview_url();
|
|
|
|
// Localize scripts.
|
|
wp_localize_script(
|
|
'visual-portfolio-elementor',
|
|
'VPAdminElementorVariables',
|
|
array(
|
|
'preview_url' => $preview_url,
|
|
'nonce' => wp_create_nonce( 'vp-ajax-nonce' ),
|
|
)
|
|
);
|
|
}
|
|
|
|
/**
|
|
* Check if the page is preview.
|
|
*/
|
|
public function is_preview_check() {
|
|
$frame = false;
|
|
if ( isset( $_GET['vp_preview'] ) && isset( $_REQUEST['vp_preview_nonce'] ) && wp_verify_nonce( sanitize_key( $_REQUEST['vp_preview_nonce'] ), 'vp-ajax-nonce' ) ) {
|
|
// phpcs:ignore WordPress.Security.ValidatedSanitizedInput.InputNotSanitized, WordPress.Security.ValidatedSanitizedInput.MissingUnslash
|
|
$frame = isset( $_POST['vp_preview_frame'] ) ? Visual_Portfolio_Security::sanitize_boolean( $_POST['vp_preview_frame'] ) : false;
|
|
$id = isset( $_POST['vp_preview_frame_id'] ) ? sanitize_text_field( wp_unslash( $_POST['vp_preview_frame_id'] ) ) : false;
|
|
|
|
// Elementor preview.
|
|
if ( ! $frame && ! $id && isset( $_REQUEST['vp_preview_type'] ) && 'elementor' === $_REQUEST['vp_preview_type'] ) {
|
|
// phpcs:ignore WordPress.Security.ValidatedSanitizedInput.InputNotSanitized, WordPress.Security.ValidatedSanitizedInput.MissingUnslash
|
|
$frame = isset( $_REQUEST['vp_preview_frame'] ) ? Visual_Portfolio_Security::sanitize_boolean( $_REQUEST['vp_preview_frame'] ) : false;
|
|
}
|
|
}
|
|
|
|
$this->preview_enabled = $frame;
|
|
}
|
|
|
|
/**
|
|
* Prevent 404 headers if it is vp_preview page.
|
|
*
|
|
* @param bool $val - handle 404 headers.
|
|
*
|
|
* @return bool
|
|
*/
|
|
public function pre_handle_404( $val ) {
|
|
return $this->preview_enabled ? true : $val;
|
|
}
|
|
|
|
/**
|
|
* Disable infinite loading in preview.
|
|
*
|
|
* @param array $options - options.
|
|
*
|
|
* @return array
|
|
*/
|
|
public function filter_preview_option( $options ) {
|
|
if ( $this->preview_enabled && isset( $options['pagination'] ) && 'infinite' === $options['pagination'] ) {
|
|
$options['pagination'] = 'load-more';
|
|
}
|
|
|
|
return $options;
|
|
}
|
|
|
|
/**
|
|
* Display preview frame
|
|
* Available by requesting:
|
|
* SITE/?vp_preview=vp_preview with POST data: `vp_preview_frame=true&vp_preview_frame_id=10`
|
|
*/
|
|
public function template_redirect() {
|
|
if ( is_admin() || ! $this->preview_enabled ) {
|
|
return;
|
|
}
|
|
|
|
$this->print_template();
|
|
exit;
|
|
}
|
|
|
|
/**
|
|
* Enqueue scripts action.
|
|
*/
|
|
public function wp_enqueue_scripts() {
|
|
// Dequeue WooCommerce Geolocation script, since it reloads our preview iframe.
|
|
// Thanks to https://wordpress.org/support/topic/in-editor-the-normal-preview-replaced-with-a-smaller-website-load/ .
|
|
if ( $this->preview_enabled && wp_script_is( 'wc-geolocation', 'enqueued' ) ) {
|
|
wp_dequeue_script( 'wc-geolocation' );
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Do not cache.
|
|
*
|
|
* Tell WordPress cache plugins not to cache this request.
|
|
*/
|
|
public function do_not_cache() {
|
|
// Disable cache plugins.
|
|
if ( ! defined( 'DONOTCACHEPAGE' ) ) {
|
|
// phpcs:ignore WordPress.NamingConventions.PrefixAllGlobals.NonPrefixedConstantFound
|
|
define( 'DONOTCACHEPAGE', true );
|
|
}
|
|
|
|
if ( ! defined( 'DONOTCACHEDB' ) ) {
|
|
// phpcs:ignore WordPress.NamingConventions.PrefixAllGlobals.NonPrefixedConstantFound
|
|
define( 'DONOTCACHEDB', true );
|
|
}
|
|
|
|
if ( ! defined( 'DONOTMINIFY' ) ) {
|
|
// phpcs:ignore WordPress.NamingConventions.PrefixAllGlobals.NonPrefixedConstantFound
|
|
define( 'DONOTMINIFY', true );
|
|
}
|
|
|
|
if ( ! defined( 'DONOTCDN' ) ) {
|
|
// phpcs:ignore WordPress.NamingConventions.PrefixAllGlobals.NonPrefixedConstantFound
|
|
define( 'DONOTCDN', true );
|
|
}
|
|
|
|
if ( ! defined( 'DONOTCACHEOBJECT' ) ) {
|
|
// phpcs:ignore WordPress.NamingConventions.PrefixAllGlobals.NonPrefixedConstantFound
|
|
define( 'DONOTCACHEOBJECT', true );
|
|
}
|
|
|
|
// Set the headers to prevent caching for the different browsers.
|
|
nocache_headers();
|
|
}
|
|
|
|
/**
|
|
* Template of preview page.
|
|
*/
|
|
public function print_template() {
|
|
do_action( 'vpf_preview_template' );
|
|
|
|
// Tell to WP Cache plugins do not cache this request.
|
|
$this->do_not_cache();
|
|
|
|
// Don't redirect to permalink.
|
|
remove_action( 'template_redirect', 'redirect_canonical' );
|
|
|
|
// Compatibility with Yoast SEO plugin when 'Removes unneeded query variables from the URL' enabled.
|
|
if ( class_exists( 'WPSEO_Frontend' ) ) {
|
|
remove_action( 'template_redirect', array( \WPSEO_Frontend::get_instance(), 'clean_permalink' ), 1 );
|
|
}
|
|
|
|
// Disable the WP admin bar.
|
|
add_filter( 'show_admin_bar', '__return_false' );
|
|
|
|
// Avoid Cloudflare's Rocket Loader lazy load the editor iframe.
|
|
// TODO: we also need an additional filter, which is not available in the WP yet:
|
|
// https://github.com/WordPress/wordpress-develop/pull/1759 .
|
|
add_filter( 'script_loader_tag', array( $this, 'rocket_loader_filter' ) );
|
|
|
|
// Enqueue assets.
|
|
Visual_Portfolio_Assets::enqueue_script( 'iframe-resizer-content', 'assets/vendor/iframe-resizer/js/iframeResizer.contentWindow.min', array(), '4.3.7' );
|
|
Visual_Portfolio_Assets::enqueue_script( 'visual-portfolio-preview', 'build/assets/js/preview', array( 'iframe-resizer-content' ) );
|
|
// Post data for script.
|
|
wp_localize_script(
|
|
'visual-portfolio-preview',
|
|
'vp_preview_post_data',
|
|
// phpcs:disable WordPress.Security.NonceVerification.Missing
|
|
isset( $_POST ) && ! empty( $_POST ) ? Visual_Portfolio_Security::sanitize_attributes( $_POST ) : array()
|
|
);
|
|
|
|
$class_name = 'vp-preview-wrapper';
|
|
|
|
// preview type.
|
|
$type = isset( $_POST['vp_preview_type'] ) ? sanitize_text_field( wp_unslash( $_POST['vp_preview_type'] ) ) : false;
|
|
|
|
if ( $type ) {
|
|
$class_name .= ' vp-preview-type-' . $type;
|
|
}
|
|
|
|
// Prepare portfolio post options.
|
|
$options = array();
|
|
if ( isset( $_POST ) && ! empty( $_POST ) ) {
|
|
foreach ( $_POST as $name => $val ) {
|
|
if ( strpos( $name, 'vp_' ) === 0 ) {
|
|
$options[ preg_replace( '/^vp_/', '', $name ) ] = $val;
|
|
}
|
|
}
|
|
}
|
|
|
|
// Elementor widget preview.
|
|
// phpcs:disable WordPress.Security.NonceVerification.Recommended
|
|
if ( isset( $_REQUEST['vp_preview_type'] ) && 'elementor' === $_REQUEST['vp_preview_type'] && isset( $_REQUEST['vp_preview_frame_id'] ) ) {
|
|
$options['id'] = sanitize_text_field( wp_unslash( $_REQUEST['vp_preview_frame_id'] ) );
|
|
}
|
|
// phpcs:enable WordPress.Security.NonceVerification.Missing, WordPress.Security.NonceVerification.Recommended
|
|
|
|
$options = Visual_Portfolio_Security::sanitize_attributes( $options );
|
|
|
|
// Register assets.
|
|
Visual_Portfolio_Assets::enqueue( $options );
|
|
|
|
// Custom styles.
|
|
visual_portfolio()->include_template_style( 'visual-portfolio-preview', 'preview/style', array(), VISUAL_PORTFOLIO_VERSION );
|
|
|
|
// Output template.
|
|
visual_portfolio()->include_template(
|
|
'preview/preview',
|
|
array(
|
|
'options' => $options,
|
|
'class_name' => $class_name,
|
|
)
|
|
);
|
|
}
|
|
|
|
/**
|
|
* Disable rocket loader in preview.
|
|
*
|
|
* @param String $tag - tag string.
|
|
*
|
|
* @return String
|
|
*/
|
|
public function rocket_loader_filter( $tag ) {
|
|
return str_replace( '<script', '<script data-cfasync="false"', $tag );
|
|
}
|
|
}
|
|
|
|
new Visual_Portfolio_Preview();
|