home/laciafrdyl/www/wp-includes/blocks/image.php000064400000027367151534457200015761 0ustar00next_tag( 'img' ) || ! $p->get_attribute( 'src' ) ) { return ''; } $has_id_binding = isset( $attributes['metadata']['bindings']['id'] ) && isset( $attributes['id'] ); // Ensure the `wp-image-id` classname on the image block supports block bindings. if ( $has_id_binding ) { // If there's a mismatch with the 'wp-image-' class and the actual id, the id was // probably overridden by block bindings. Update it to the correct value. // See https://github.com/WordPress/gutenberg/issues/62886 for why this is needed. $id = $attributes['id']; $image_classnames = $p->get_attribute( 'class' ); $class_with_binding_value = "wp-image-$id"; if ( is_string( $image_classnames ) && ! str_contains( $image_classnames, $class_with_binding_value ) ) { $image_classnames = preg_replace( '/wp-image-(\d+)/', $class_with_binding_value, $image_classnames ); $p->set_attribute( 'class', $image_classnames ); } } // For backwards compatibility, the data-id html attribute is only set for // image blocks nested in a gallery. Detect if the image is in a gallery by // checking the data-id attribute. // See the `block_core_gallery_data_id_backcompatibility` function. if ( isset( $attributes['data-id'] ) ) { // If there's a binding for the `id`, the `id` attribute is used for the // value, since `data-id` does not support block bindings. // Else the `data-id` is used for backwards compatibility, since // third parties may be filtering its value. $data_id = $has_id_binding ? $attributes['id'] : $attributes['data-id']; $p->set_attribute( 'data-id', $data_id ); } $link_destination = isset( $attributes['linkDestination'] ) ? $attributes['linkDestination'] : 'none'; $lightbox_settings = block_core_image_get_lightbox_settings( $block->parsed_block ); /* * If the lightbox is enabled and the image is not linked, adds the filter and * the JavaScript view file. */ if ( isset( $lightbox_settings ) && 'none' === $link_destination && isset( $lightbox_settings['enabled'] ) && true === $lightbox_settings['enabled'] ) { wp_enqueue_script_module( '@wordpress/block-library/image/view' ); /* * This render needs to happen in a filter with priority 15 to ensure that * it runs after the duotone filter and that duotone styles are applied to * the image in the lightbox. Lightbox has to work with any plugins that * might use filters as well. Removing this can be considered in the future * if the way the blocks are rendered changes, or if a new kind of filter is * introduced. */ add_filter( 'render_block_core/image', 'block_core_image_render_lightbox', 15, 2 ); } else { /* * Remove the filter if previously added by other Image blocks. */ remove_filter( 'render_block_core/image', 'block_core_image_render_lightbox', 15 ); } return $p->get_updated_html(); } /** * Adds the lightboxEnabled flag to the block data. * * This is used to determine whether the lightbox should be rendered or not. * * @since 6.4.0 * * @param array $block Block data. * * @return array Filtered block data. */ function block_core_image_get_lightbox_settings( $block ) { // Gets the lightbox setting from the block attributes. if ( isset( $block['attrs']['lightbox'] ) ) { $lightbox_settings = $block['attrs']['lightbox']; } if ( ! isset( $lightbox_settings ) ) { $lightbox_settings = wp_get_global_settings( array( 'lightbox' ), array( 'block_name' => 'core/image' ) ); // If not present in global settings, check the top-level global settings. // // NOTE: If no block-level settings are found, the previous call to // `wp_get_global_settings` will return the whole `theme.json` structure in // which case we can check if the "lightbox" key is present at the top-level // of the global settings and use its value. if ( isset( $lightbox_settings['lightbox'] ) ) { $lightbox_settings = wp_get_global_settings( array( 'lightbox' ) ); } } return $lightbox_settings ?? null; } /** * Adds the directives and layout needed for the lightbox behavior. * * @since 6.4.0 * * @param string $block_content Rendered block content. * @param array $block Block object. * * @return string Filtered block content. */ function block_core_image_render_lightbox( $block_content, $block ) { /* * If there's no IMG tag in the block then return the given block content * as-is. There's nothing that this code can knowingly modify to add the * lightbox behavior. */ $p = new WP_HTML_Tag_Processor( $block_content ); if ( $p->next_tag( 'figure' ) ) { $p->set_bookmark( 'figure' ); } if ( ! $p->next_tag( 'img' ) ) { return $block_content; } $alt = $p->get_attribute( 'alt' ); $img_uploaded_src = $p->get_attribute( 'src' ); $img_class_names = $p->get_attribute( 'class' ); $img_styles = $p->get_attribute( 'style' ); $img_width = 'none'; $img_height = 'none'; $aria_label = __( 'Enlarge' ); $dialog_aria_label = __( 'Enlarged image' ); if ( isset( $block['attrs']['id'] ) ) { $img_uploaded_src = wp_get_attachment_url( $block['attrs']['id'] ); $img_metadata = wp_get_attachment_metadata( $block['attrs']['id'] ); $img_width = $img_metadata['width'] ?? 'none'; $img_height = $img_metadata['height'] ?? 'none'; } // Figure. $p->seek( 'figure' ); $figure_class_names = $p->get_attribute( 'class' ); $figure_styles = $p->get_attribute( 'style' ); // Create unique id and set the image metadata in the state. $unique_image_id = uniqid(); wp_interactivity_state( 'core/image', array( 'metadata' => array( $unique_image_id => array( 'uploadedSrc' => $img_uploaded_src, 'figureClassNames' => $figure_class_names, 'figureStyles' => $figure_styles, 'imgClassNames' => $img_class_names, 'imgStyles' => $img_styles, 'targetWidth' => $img_width, 'targetHeight' => $img_height, 'scaleAttr' => $block['attrs']['scale'] ?? false, 'ariaLabel' => $dialog_aria_label, 'alt' => $alt, ), ), ) ); $p->add_class( 'wp-lightbox-container' ); $p->set_attribute( 'data-wp-interactive', 'core/image' ); $p->set_attribute( 'data-wp-context', wp_json_encode( array( 'imageId' => $unique_image_id, ), JSON_HEX_TAG | JSON_HEX_APOS | JSON_HEX_QUOT | JSON_HEX_AMP ) ); // Image. $p->next_tag( 'img' ); $p->set_attribute( 'data-wp-init', 'callbacks.setButtonStyles' ); $p->set_attribute( 'data-wp-on-async--load', 'callbacks.setButtonStyles' ); $p->set_attribute( 'data-wp-on-async-window--resize', 'callbacks.setButtonStyles' ); // Sets an event callback on the `img` because the `figure` element can also // contain a caption, and we don't want to trigger the lightbox when the // caption is clicked. $p->set_attribute( 'data-wp-on-async--click', 'actions.showLightbox' ); $p->set_attribute( 'data-wp-class--hide', 'state.isContentHidden' ); $p->set_attribute( 'data-wp-class--show', 'state.isContentVisible' ); $body_content = $p->get_updated_html(); // Adds a button alongside image in the body content. $img = null; preg_match( '/]+>/', $body_content, $img ); $button = $img[0] . ''; $body_content = preg_replace( '/]+>/', $button, $body_content ); add_action( 'wp_footer', 'block_core_image_print_lightbox_overlay' ); return $body_content; } /** * @since 6.5.0 */ function block_core_image_print_lightbox_overlay() { $close_button_label = esc_attr__( 'Close' ); // If the current theme does NOT have a `theme.json`, or the colors are not // defined, it needs to set the background color & close button color to some // default values because it can't get them from the Global Styles. $background_color = '#fff'; $close_button_color = '#000'; if ( wp_theme_has_theme_json() ) { $global_styles_color = wp_get_global_styles( array( 'color' ) ); if ( ! empty( $global_styles_color['background'] ) ) { $background_color = esc_attr( $global_styles_color['background'] ); } if ( ! empty( $global_styles_color['text'] ) ) { $close_button_color = esc_attr( $global_styles_color['text'] ); } } echo <<
HTML; } /** * Registers the `core/image` block on server. * * @since 5.9.0 */ function register_block_core_image() { register_block_type_from_metadata( __DIR__ . '/image', array( 'render_callback' => 'render_block_core_image', ) ); } add_action( 'init', 'register_block_core_image' );