<?php
/**
* Site Editor administration screen.
*
* @package WordPress
* @subpackage Administration
*/

global $editor_styles;

/** WordPress Administration Bootstrap */
require_once __DIR__ . '/admin.php';

if ( ! current_user_can( 'edit_theme_options' ) ) {
wp_die(
'<h1>' . __( 'You need a higher level of permission.' ) . '</h1>' .
'<p>' . __( 'Sorry, you are not allowed to edit theme options on this site.' ) . '</p>',
403
);
}

/**
* Maps old site editor urls to the new updated ones.
*
* @since 6.8.0
* @access private
*
* @global string $pagenow The filename of the current screen.
*
* @return string|false The new URL to redirect to, or false if no redirection is needed.
*/
function _wp_get_site_editor_redirection_url() {
global $pagenow;
if ( 'site-editor.php' !== $pagenow || isset( $_REQUEST['p'] ) || empty( $_SERVER['QUERY_STRING'] ) ) {
return false;
}

// The following redirects are for the new permalinks in the site editor.
if ( isset( $_REQUEST['postType'] ) && 'wp_navigation' === $_REQUEST['postType'] && ! empty( $_REQUEST['postId'] ) ) {
return add_query_arg( array( 'p' => '/wp_navigation/' . $_REQUEST['postId'] ), remove_query_arg( array( 'postType', 'postId' ) ) );
}

if ( isset( $_REQUEST['postType'] ) && 'wp_navigation' === $_REQUEST['postType'] && empty( $_REQUEST['postId'] ) ) {
return add_query_arg( array( 'p' => '/navigation' ), remove_query_arg( 'postType' ) );
}

if ( isset( $_REQUEST['path'] ) && '/wp_global_styles' === $_REQUEST['path'] ) {
return add_query_arg( array( 'p' => '/styles' ), remove_query_arg( 'path' ) );
}

if ( isset( $_REQUEST['postType'] ) && 'page' === $_REQUEST['postType'] && ( empty( $_REQUEST['canvas'] ) || empty( $_REQUEST['postId'] ) ) ) {
return add_query_arg( array( 'p' => '/page' ), remove_query_arg( 'postType' ) );
}

if ( isset( $_REQUEST['postType'] ) && 'page' === $_REQUEST['postType'] && ! empty( $_REQUEST['postId'] ) ) {
return add_query_arg( array( 'p' => '/page/' . $_REQUEST['postId'] ), remove_query_arg( array( 'postType', 'postId' ) ) );
}

if ( isset( $_REQUEST['postType'] ) && 'wp_template' === $_REQUEST['postType'] && ( empty( $_REQUEST['canvas'] ) || empty( $_REQUEST['postId'] ) ) ) {
return add_query_arg( array( 'p' => '/template' ), remove_query_arg( 'postType' ) );
}

if ( isset( $_REQUEST['postType'] ) && 'wp_template' === $_REQUEST['postType'] && ! empty( $_REQUEST['postId'] ) ) {
return add_query_arg( array( 'p' => '/wp_template/' . $_REQUEST['postId'] ), remove_query_arg( array( 'postType', 'postId' ) ) );
}

if ( isset( $_REQUEST['postType'] ) && 'wp_block' === $_REQUEST['postType'] && ( empty( $_REQUEST['canvas'] ) || empty( $_REQUEST['postId'] ) ) ) {
return add_query_arg( array( 'p' => '/pattern' ), remove_query_arg( 'postType' ) );
}

if ( isset( $_REQUEST['postType'] ) && 'wp_block' === $_REQUEST['postType'] && ! empty( $_REQUEST['postId'] ) ) {
return add_query_arg( array( 'p' => '/wp_block/' . $_REQUEST['postId'] ), remove_query_arg( array( 'postType', 'postId' ) ) );
}

if ( isset( $_REQUEST['postType'] ) && 'wp_template_part' === $_REQUEST['postType'] && ( empty( $_REQUEST['canvas'] ) || empty( $_REQUEST['postId'] ) ) ) {
return add_query_arg( array( 'p' => '/pattern' ) );
}

if ( isset( $_REQUEST['postType'] ) && 'wp_template_part' === $_REQUEST['postType'] && ! empty( $_REQUEST['postId'] ) ) {
return add_query_arg( array( 'p' => '/wp_template_part/' . $_REQUEST['postId'] ), remove_query_arg( array( 'postType', 'postId' ) ) );
}

// The following redirects are for backward compatibility with the old site editor URLs.
if ( isset( $_REQUEST['path'] ) && '/wp_template_part/all' === $_REQUEST['path'] ) {
return add_query_arg(
array(
'p' => '/pattern',
'postType' => 'wp_template_part',
),
remove_query_arg( 'path' )
);
}

if ( isset( $_REQUEST['path'] ) && '/page' === $_REQUEST['path'] ) {
return add_query_arg( array( 'p' => '/page' ), remove_query_arg( 'path' ) );
}

if ( isset( $_REQUEST['path'] ) && '/wp_template' === $_REQUEST['path'] ) {
return add_query_arg( array( 'p' => '/template' ), remove_query_arg( 'path' ) );
}

if ( isset( $_REQUEST['path'] ) && '/patterns' === $_REQUEST['path'] ) {
return add_query_arg( array( 'p' => '/pattern' ), remove_query_arg( 'path' ) );
}

if ( isset( $_REQUEST['path'] ) && '/navigation' === $_REQUEST['path'] ) {
return add_query_arg( array( 'p' => '/navigation' ), remove_query_arg( 'path' ) );
}

return add_query_arg( array( 'p' => '/' ) );
}

// Redirect to the site editor to the new URLs if needed.
$redirection = _wp_get_site_editor_redirection_url();
if ( false !== $redirection ) {
wp_safe_redirect( $redirection );
exit;
}

// Used in the HTML title tag.
$title = _x( 'Editor', 'site editor title tag' );
$parent_file = 'themes.php';

// Flag that we're loading the block editor.
$current_screen = get_current_screen();
$current_screen->is_block_editor( true );

// Default to is-fullscreen-mode to avoid jumps in the UI.
add_filter(
'admin_body_class',
static function ( $classes ) {
return "$classes is-fullscreen-mode";
}
);

$indexed_template_types = array();
foreach ( get_default_block_template_types() as $slug => $template_type ) {
$template_type['slug'] = (string) $slug;
$indexed_template_types[] = $template_type;
}

$context_settings = array( 'name' => 'core/edit-site' );

if ( ! empty( $_GET['postId'] ) && is_numeric( $_GET['postId'] ) ) {
$context_settings['post'] = get_post( (int) $_GET['postId'] );
} elseif ( isset( $_GET['p'] ) && preg_match( '/^\/page\/(\d+)$/', $_GET['p'], $matches ) ) {
$context_settings['post'] = get_post( (int) $matches[1] );
}

$block_editor_context = new WP_Block_Editor_Context( $context_settings );
$custom_settings = array(
'siteUrl' => site_url(),
'postsPerPage' => get_option( 'posts_per_page' ),
'styles' => get_block_editor_theme_styles(),
'defaultTemplateTypes' => $indexed_template_types,
'defaultTemplatePartAreas' => get_allowed_block_template_part_areas(),
'supportsLayout' => wp_theme_has_theme_json(),
'supportsTemplatePartsMode' => ! wp_is_block_theme() && current_theme_supports( 'block-template-parts' ),
);

// Add additional back-compat patterns registered by `current_screen` et al.
$custom_settings['__experimentalAdditionalBlockPatterns'] = WP_Block_Patterns_Registry::get_instance()->get_all_registered( true );
$custom_settings['__experimentalAdditionalBlockPatternCategories'] = WP_Block_Pattern_Categories_Registry::get_instance()->get_all_registered( true );

$editor_settings = get_block_editor_settings( $custom_settings, $block_editor_context );

if ( isset( $_GET['postType'] ) && ! isset( $_GET['postId'] ) ) {
$post_type = get_post_type_object( $_GET['postType'] );
if ( ! $post_type ) {
wp_die( __( 'Invalid post type.' ) );
}
}

$active_global_styles_id = WP_Theme_JSON_Resolver::get_user_global_styles_post_id();
$active_theme = get_stylesheet();

$navigation_rest_route = rest_get_route_for_post_type_items(
'wp_navigation'
);

$preload_paths = array(
array( rest_get_route_for_post_type_items( 'attachment' ), 'OPTIONS' ),
array( rest_get_route_for_post_type_items( 'page' ), 'OPTIONS' ),
'/wp/v2/types?context=view',
'/wp/v2/types/wp_template?context=edit',
'/wp/v2/types/wp_template_part?context=edit',
'/wp/v2/templates?context=edit&per_page=-1',
'/wp/v2/template-parts?context=edit&per_page=-1',
'/wp/v2/themes?context=edit&status=active',
'/wp/v2/global-styles/' . $active_global_styles_id . '?context=edit',
array( '/wp/v2/global-styles/' . $active_global_styles_id, 'OPTIONS' ),
'/wp/v2/global-styles/themes/' . $active_theme . '?context=view',
'/wp/v2/global-styles/themes/' . $active_theme . '/variations?context=view',
array( $navigation_rest_route, 'OPTIONS' ),
array(
add_query_arg(
array(
'context' => 'edit',
'per_page' => 100,
'order' => 'desc',
'orderby' => 'date',
// array indices are required to avoid query being encoded and not matching in cache.
'status[0]' => 'publish',
'status[1]' => 'draft',
),
$navigation_rest_route
),
'GET',
),
'/wp/v2/settings',
array( '/wp/v2/settings', 'OPTIONS' ),
// Used by getBlockPatternCategories in useBlockEditorSettings.
'/wp/v2/block-patterns/categories',
// @see packages/core-data/src/entities.js
'/?_fields=' . implode(
',',
array(
'description',
'gmt_offset',
'home',
'name',
'site_icon',
'site_icon_url',
'site_logo',
'timezone_string',
'url',
'page_for_posts',
'page_on_front',
'show_on_front',
)
),
);

if ( $block_editor_context->post ) {
$route_for_post = rest_get_route_for_post( $block_editor_context->post );
if ( $route_for_post ) {
$preload_paths[] = add_query_arg( 'context', 'edit', $route_for_post );
if ( 'page' === $block_editor_context->post->post_type ) {
$preload_paths[] = add_query_arg(
'slug',
// @see https://github.com/WordPress/gutenberg/blob/e093fefd041eb6cc4a4e7f67b92ab54fd75c8858/packages/core-data/src/private-selectors.ts#L244-L254
empty( $block_editor_context->post->post_name ) ? 'page' : 'page-' . $block_editor_context->post->post_name,
'/wp/v2/templates/lookup'
);
}
}
} else {
$preload_paths[] = '/wp/v2/templates/lookup?slug=front-page';
$preload_paths[] = '/wp/v2/templates/lookup?slug=home';
}

block_editor_rest_api_preload( $preload_paths, $block_editor_context );

wp_add_inline_script(
'wp-edit-site',
sprintf(
'wp.domReady( function() {
wp.editSite.initializeEditor( "site-editor", %s );
} );',
wp_json_encode( $editor_settings )
)
);

// Preload server-registered block schemas.
wp_add_inline_script(
'wp-blocks',
'wp.blocks.unstable__bootstrapServerSideBlockDefinitions(' . wp_json_encode( get_block_editor_server_block_settings() ) . ');'
);

// Preload server-registered block bindings sources.
$registered_sources = get_all_registered_block_bindings_sources();
if ( ! empty( $registered_sources ) ) {
$filtered_sources = array();
foreach ( $registered_sources as $source ) {
$filtered_sources[] = array(
'name' => $source->name,
'label' => $source->label,
'usesContext' => $source->uses_context,
);
}
$script = sprintf( 'for ( const source of %s ) { wp.blocks.registerBlockBindingsSource( source ); }', wp_json_encode( $filtered_sources ) );
wp_add_inline_script(
'wp-blocks',
$script
);
}

wp_add_inline_script(
'wp-blocks',
sprintf( 'wp.blocks.setCategories( %s );', wp_json_encode( isset( $editor_settings['blockCategories'] ) ? $editor_settings['blockCategories'] : array() ) ),
'after'
);

wp_enqueue_script( 'wp-edit-site' );
wp_enqueue_script( 'wp-format-library' );
wp_enqueue_style( 'wp-edit-site' );
wp_enqueue_style( 'wp-format-library' );
wp_enqueue_media();

if (
current_theme_supports( 'wp-block-styles' ) &&
( ! is_array( $editor_styles ) || count( $editor_styles ) === 0 )
) {
wp_enqueue_style( 'wp-block-library-theme' );
}

/** This action is documented in wp-admin/edit-form-blocks.php */
do_action( 'enqueue_block_editor_assets' );

require_once ABSPATH . 'wp-admin/admin-header.php';
?>

<div class="edit-site" id="site-editor">
<?php // JavaScript is disabled. ?>
<div class="wrap hide-if-js site-editor-no-js">
<h1 class="wp-heading-inline"><?php _e( 'Edit Site' ); ?></h1>
<?php
/**
* Filters the message displayed in the site editor interface when JavaScript is
* not enabled in the browser.
*
* @since 6.3.0
*
* @param string $message The message being displayed.
* @param WP_Post $post The post being edited.
*/
$message = apply_filters( 'site_editor_no_javascript_message', __( 'The site editor requires JavaScript. Please enable JavaScript in your browser settings.' ), $post );
wp_admin_notice(
$message,
array(
'type' => 'error',
'additional_classes' => array( 'hide-if-js' ),
)
);
?>
</div>
</div>

<?php

require_once ABSPATH . 'wp-admin/admin-footer.php';