Adding upstream version 6.4.3+dfsg1.upstream/6.4.3+dfsg1

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 363 insertions, 0 deletions

diff --git a/wp-admin/edit-form-blocks.php b/wp-admin/edit-form-blocks.php
new file mode 100644
index 0000000..93dea2e
--- /dev/null
+++ b/wp-admin/edit-form-blocks.php
@@ -0,0 +1,363 @@
+<?php
+/**
+ * The block editor page.
+ *
+ * @since 5.0.0
+ *
+ * @package WordPress
+ * @subpackage Administration
+ */
+
+// Don't load directly.
+if ( ! defined( 'ABSPATH' ) ) {
+	die( '-1' );
+}
+
+/**
+ * @global string       $post_type
+ * @global WP_Post_Type $post_type_object
+ * @global WP_Post      $post             Global post object.
+ * @global string       $title
+ * @global array        $wp_meta_boxes
+ */
+global $post_type, $post_type_object, $post, $title, $wp_meta_boxes;
+
+$block_editor_context = new WP_Block_Editor_Context( array( 'post' => $post ) );
+
+// Flag that we're loading the block editor.
+$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";
+	}
+);
+
+/*
+ * Emoji replacement is disabled for now, until it plays nicely with React.
+ */
+remove_action( 'admin_print_scripts', 'print_emoji_detection_script' );
+
+/*
+ * Block editor implements its own Options menu for toggling Document Panels.
+ */
+add_filter( 'screen_options_show_screen', '__return_false' );
+
+wp_enqueue_script( 'heartbeat' );
+wp_enqueue_script( 'wp-edit-post' );
+
+$rest_path = rest_get_route_for_post( $post );
+
+// Preload common data.
+$preload_paths = array(
+	'/wp/v2/types?context=view',
+	'/wp/v2/taxonomies?context=view',
+	add_query_arg(
+		array(
+			'context'  => 'edit',
+			'per_page' => -1,
+		),
+		rest_get_route_for_post_type_items( 'wp_block' )
+	),
+	add_query_arg( 'context', 'edit', $rest_path ),
+	sprintf( '/wp/v2/types/%s?context=edit', $post_type ),
+	'/wp/v2/users/me',
+	array( rest_get_route_for_post_type_items( 'attachment' ), 'OPTIONS' ),
+	array( rest_get_route_for_post_type_items( 'page' ), 'OPTIONS' ),
+	array( rest_get_route_for_post_type_items( 'wp_block' ), 'OPTIONS' ),
+	array( rest_get_route_for_post_type_items( 'wp_template' ), 'OPTIONS' ),
+	sprintf( '%s/autosaves?context=edit', $rest_path ),
+	'/wp/v2/settings',
+	array( '/wp/v2/settings', 'OPTIONS' ),
+);
+
+block_editor_rest_api_preload( $preload_paths, $block_editor_context );
+
+wp_add_inline_script(
+	'wp-blocks',
+	sprintf( 'wp.blocks.setCategories( %s );', wp_json_encode( get_block_categories( $post ) ) ),
+	'after'
+);
+
+/*
+ * Assign initial edits, if applicable. These are not initially assigned to the persisted post,
+ * but should be included in its save payload.
+ */
+$initial_edits = array();
+$is_new_post   = false;
+if ( 'auto-draft' === $post->post_status ) {
+	$is_new_post = true;
+	// Override "(Auto Draft)" new post default title with empty string, or filtered value.
+	if ( post_type_supports( $post->post_type, 'title' ) ) {
+		$initial_edits['title'] = $post->post_title;
+	}
+
+	if ( post_type_supports( $post->post_type, 'editor' ) ) {
+		$initial_edits['content'] = $post->post_content;
+	}
+
+	if ( post_type_supports( $post->post_type, 'excerpt' ) ) {
+		$initial_edits['excerpt'] = $post->post_excerpt;
+	}
+}
+
+// Preload server-registered block schemas.
+wp_add_inline_script(
+	'wp-blocks',
+	'wp.blocks.unstable__bootstrapServerSideBlockDefinitions(' . wp_json_encode( get_block_editor_server_block_settings() ) . ');'
+);
+
+// Get admin url for handling meta boxes.
+$meta_box_url = admin_url( 'post.php' );
+$meta_box_url = add_query_arg(
+	array(
+		'post'                  => $post->ID,
+		'action'                => 'edit',
+		'meta-box-loader'       => true,
+		'meta-box-loader-nonce' => wp_create_nonce( 'meta-box-loader' ),
+	),
+	$meta_box_url
+);
+wp_add_inline_script(
+	'wp-editor',
+	sprintf( 'var _wpMetaBoxUrl = %s;', wp_json_encode( $meta_box_url ) ),
+	'before'
+);
+
+/*
+ * Get all available templates for the post/page attributes meta-box.
+ * The "Default template" array element should only be added if the array is
+ * not empty so we do not trigger the template select element without any options
+ * besides the default value.
+ */
+$available_templates = wp_get_theme()->get_page_templates( get_post( $post->ID ) );
+$available_templates = ! empty( $available_templates ) ? array_replace(
+	array(
+		/** This filter is documented in wp-admin/includes/meta-boxes.php */
+		'' => apply_filters( 'default_page_template_title', __( 'Default template' ), 'rest-api' ),
+	),
+	$available_templates
+) : $available_templates;
+
+// Lock settings.
+$user_id = wp_check_post_lock( $post->ID );
+if ( $user_id ) {
+	$locked = false;
+
+	/** This filter is documented in wp-admin/includes/post.php */
+	if ( apply_filters( 'show_post_locked_dialog', true, $post, $user_id ) ) {
+		$locked = true;
+	}
+
+	$user_details = null;
+	if ( $locked ) {
+		$user         = get_userdata( $user_id );
+		$user_details = array(
+			'avatar' => get_avatar_url( $user_id, array( 'size' => 128 ) ),
+			'name'   => $user->display_name,
+		);
+	}
+
+	$lock_details = array(
+		'isLocked' => $locked,
+		'user'     => $user_details,
+	);
+} else {
+	// Lock the post.
+	$active_post_lock = wp_set_post_lock( $post->ID );
+	if ( $active_post_lock ) {
+		$active_post_lock = esc_attr( implode( ':', $active_post_lock ) );
+	}
+
+	$lock_details = array(
+		'isLocked'       => false,
+		'activePostLock' => $active_post_lock,
+	);
+}
+
+/**
+ * Filters the body placeholder text.
+ *
+ * @since 5.0.0
+ * @since 5.8.0 Changed the default placeholder text.
+ *
+ * @param string  $text Placeholder text. Default 'Type / to choose a block'.
+ * @param WP_Post $post Post object.
+ */
+$body_placeholder = apply_filters( 'write_your_story', __( 'Type / to choose a block' ), $post );
+
+$editor_settings = array(
+	'availableTemplates'   => $available_templates,
+	'disablePostFormats'   => ! current_theme_supports( 'post-formats' ),
+	/** This filter is documented in wp-admin/edit-form-advanced.php */
+	'titlePlaceholder'     => apply_filters( 'enter_title_here', __( 'Add title' ), $post ),
+	'bodyPlaceholder'      => $body_placeholder,
+	'autosaveInterval'     => AUTOSAVE_INTERVAL,
+	'richEditingEnabled'   => user_can_richedit(),
+	'postLock'             => $lock_details,
+	'postLockUtils'        => array(
+		'nonce'       => wp_create_nonce( 'lock-post_' . $post->ID ),
+		'unlockNonce' => wp_create_nonce( 'update-post_' . $post->ID ),
+		'ajaxUrl'     => admin_url( 'admin-ajax.php' ),
+	),
+	'supportsLayout'       => wp_theme_has_theme_json(),
+	'supportsTemplateMode' => current_theme_supports( 'block-templates' ),
+
+	// Whether or not to load the 'postcustom' meta box is stored as a user meta
+	// field so that we're not always loading its assets.
+	'enableCustomFields'   => (bool) get_user_meta( get_current_user_id(), 'enable_custom_fields', true ),
+);
+
+// Add additional back-compat patterns registered by `current_screen` et al.
+$editor_settings['__experimentalAdditionalBlockPatterns']          = WP_Block_Patterns_Registry::get_instance()->get_all_registered( true );
+$editor_settings['__experimentalAdditionalBlockPatternCategories'] = WP_Block_Pattern_Categories_Registry::get_instance()->get_all_registered( true );
+
+$autosave = wp_get_post_autosave( $post->ID );
+if ( $autosave ) {
+	if ( mysql2date( 'U', $autosave->post_modified_gmt, false ) > mysql2date( 'U', $post->post_modified_gmt, false ) ) {
+		$editor_settings['autosave'] = array(
+			'editLink' => get_edit_post_link( $autosave->ID ),
+		);
+	} else {
+		wp_delete_post_revision( $autosave->ID );
+	}
+}
+
+if ( ! empty( $post_type_object->template ) ) {
+	$editor_settings['template']     = $post_type_object->template;
+	$editor_settings['templateLock'] = ! empty( $post_type_object->template_lock ) ? $post_type_object->template_lock : false;
+}
+
+// If there's no template set on a new post, use the post format, instead.
+if ( $is_new_post && ! isset( $editor_settings['template'] ) && 'post' === $post->post_type ) {
+	$post_format = get_post_format( $post );
+	if ( in_array( $post_format, array( 'audio', 'gallery', 'image', 'quote', 'video' ), true ) ) {
+		$editor_settings['template'] = array( array( "core/$post_format" ) );
+	}
+}
+
+if ( wp_is_block_theme() && $editor_settings['supportsTemplateMode'] ) {
+	$editor_settings['defaultTemplatePartAreas'] = get_allowed_block_template_part_areas();
+}
+
+/**
+ * Scripts
+ */
+wp_enqueue_media(
+	array(
+		'post' => $post->ID,
+	)
+);
+wp_tinymce_inline_scripts();
+wp_enqueue_editor();
+
+/**
+ * Styles
+ */
+wp_enqueue_style( 'wp-edit-post' );
+
+/**
+ * Fires after block assets have been enqueued for the editing interface.
+ *
+ * Call `add_action` on any hook before 'admin_enqueue_scripts'.
+ *
+ * In the function call you supply, simply use `wp_enqueue_script` and
+ * `wp_enqueue_style` to add your functionality to the block editor.
+ *
+ * @since 5.0.0
+ */
+do_action( 'enqueue_block_editor_assets' );
+
+// In order to duplicate classic meta box behavior, we need to run the classic meta box actions.
+require_once ABSPATH . 'wp-admin/includes/meta-boxes.php';
+register_and_do_post_meta_boxes( $post );
+
+// Check if the Custom Fields meta box has been removed at some point.
+$core_meta_boxes = $wp_meta_boxes[ $current_screen->id ]['normal']['core'];
+if ( ! isset( $core_meta_boxes['postcustom'] ) || ! $core_meta_boxes['postcustom'] ) {
+	unset( $editor_settings['enableCustomFields'] );
+}
+
+$editor_settings = get_block_editor_settings( $editor_settings, $block_editor_context );
+
+$init_script = <<<JS
+( function() {
+	window._wpLoadBlockEditor = new Promise( function( resolve ) {
+		wp.domReady( function() {
+			resolve( wp.editPost.initializeEditor( 'editor', "%s", %d, %s, %s ) );
+		} );
+	} );
+} )();
+JS;
+
+$script = sprintf(
+	$init_script,
+	$post->post_type,
+	$post->ID,
+	wp_json_encode( $editor_settings ),
+	wp_json_encode( $initial_edits )
+);
+wp_add_inline_script( 'wp-edit-post', $script );
+
+if ( (int) get_option( 'page_for_posts' ) === $post->ID ) {
+	add_action( 'admin_enqueue_scripts', '_wp_block_editor_posts_page_notice' );
+}
+
+require_once ABSPATH . 'wp-admin/admin-header.php';
+?>
+
+<div class="block-editor">
+	<h1 class="screen-reader-text hide-if-no-js"><?php echo esc_html( $title ); ?></h1>
+	<div id="editor" class="block-editor__container hide-if-no-js"></div>
+	<div id="metaboxes" class="hidden">
+		<?php the_block_editor_meta_boxes(); ?>
+	</div>
+
+	<?php // JavaScript is disabled. ?>
+	<div class="wrap hide-if-js block-editor-no-js">
+		<h1 class="wp-heading-inline"><?php echo esc_html( $title ); ?></h1>
+		<?php
+		if ( file_exists( WP_PLUGIN_DIR . '/classic-editor/classic-editor.php' ) ) {
+			// If Classic Editor is already installed, provide a link to activate the plugin.
+			$installed           = true;
+			$plugin_activate_url = wp_nonce_url( 'plugins.php?action=activate&amp;plugin=classic-editor/classic-editor.php', 'activate-plugin_classic-editor/classic-editor.php' );
+			$message             = sprintf(
+				/* translators: %s: Link to activate the Classic Editor plugin. */
+				__( 'The block editor requires JavaScript. Please enable JavaScript in your browser settings, or activate the <a href="%s">Classic Editor plugin</a>.' ),
+				esc_url( $plugin_activate_url )
+			);
+		} else {
+			// If Classic Editor is not installed, provide a link to install it.
+			$installed          = false;
+			$plugin_install_url = wp_nonce_url( self_admin_url( 'update.php?action=install-plugin&plugin=classic-editor' ), 'install-plugin_classic-editor' );
+			$message            = sprintf(
+				/* translators: %s: Link to install the Classic Editor plugin. */
+				__( 'The block editor requires JavaScript. Please enable JavaScript in your browser settings, or install the <a href="%s">Classic Editor plugin</a>.' ),
+				esc_url( $plugin_install_url )
+			);
+		}
+
+		/**
+		 * Filters the message displayed in the block editor interface when JavaScript is
+		 * not enabled in the browser.
+		 *
+		 * @since 5.0.3
+		 * @since 6.4.0 Added `$installed` parameter.
+		 *
+		 * @param string  $message   The message being displayed.
+		 * @param WP_Post $post      The post being edited.
+		 * @param bool    $installed Whether the classic editor is installed.
+		 */
+		$message = apply_filters( 'block_editor_no_javascript_message', $message, $post, $installed );
+		wp_admin_notice(
+			$message,
+			array(
+				'type' => 'error',
+			)
+		);
+		?>
+	</div>
+</div>