<?php /** * Server-side rendering of the `core/template-part` block. * * @package WordPress */ /** * Renders the `core/template-part` block on the server. * * @since 5.9.0 * * @global WP_Embed $wp_embed WordPress Embed object. * * @param array $attributes The block attributes. * * @return string The render. */ function render_block_core_template_part( $attributes ) { static $seen_ids = array(); $template_part_id = null; $content = null; $area = WP_TEMPLATE_PART_AREA_UNCATEGORIZED; $theme = isset( $attributes['theme'] ) ? $attributes['theme'] : get_stylesheet(); if ( isset( $attributes['slug'] ) && get_stylesheet() === $theme ) { $template_part_id = $theme . '//' . $attributes['slug']; $template_part_query = new WP_Query( array( 'post_type' => 'wp_template_part', 'post_status' => 'publish', 'post_name__in' => array( $attributes['slug'] ), 'tax_query' => array( array( 'taxonomy' => 'wp_theme', 'field' => 'name', 'terms' => $theme, ), ), 'posts_per_page' => 1, 'no_found_rows' => true, 'lazy_load_term_meta' => false, // Do not lazy load term meta, as template parts only have one term. ) ); $template_part_post = $template_part_query->have_posts() ? $template_part_query->next_post() : null; if ( $template_part_post ) { // A published post might already exist if this template part was customized elsewhere // or if it's part of a customized template. $block_template = _build_block_template_result_from_post( $template_part_post ); $content = $block_template->content; if ( isset( $block_template->area ) ) { $area = $block_template->area; } /** * Fires when a block template part is loaded from a template post stored in the database. * * @since 5.9.0 * * @param string $template_part_id The requested template part namespaced to the theme. * @param array $attributes The block attributes. * @param WP_Post $template_part_post The template part post object. * @param string $content The template part content. */ do_action( 'render_block_core_template_part_post', $template_part_id, $attributes, $template_part_post, $content ); } else { $template_part_file_path = ''; // Else, if the template part was provided by the active theme, // render the corresponding file content. if ( 0 === validate_file( $attributes['slug'] ) ) { $block_template = get_block_file_template( $template_part_id, 'wp_template_part' ); if ( isset( $block_template->content ) ) { $content = $block_template->content; } if ( isset( $block_template->area ) ) { $area = $block_template->area; } // Needed for the `render_block_core_template_part_file` and `render_block_core_template_part_none` actions below. $block_template_file = _get_block_template_file( 'wp_template_part', $attributes['slug'] ); if ( $block_template_file ) { $template_part_file_path = $block_template_file['path']; } } if ( '' !== $content && null !== $content ) { /** * Fires when a block template part is loaded from a template part in the theme. * * @since 5.9.0 * * @param string $template_part_id The requested template part namespaced to the theme. * @param array $attributes The block attributes. * @param string $template_part_file_path Absolute path to the template path. * @param string $content The template part content. */ do_action( 'render_block_core_template_part_file', $template_part_id, $attributes, $template_part_file_path, $content ); } else { /** * Fires when a requested block template part does not exist in the database nor in the theme. * * @since 5.9.0 * * @param string $template_part_id The requested template part namespaced to the theme. * @param array $attributes The block attributes. * @param string $template_part_file_path Absolute path to the not found template path. */ do_action( 'render_block_core_template_part_none', $template_part_id, $attributes, $template_part_file_path ); } } } // WP_DEBUG_DISPLAY must only be honored when WP_DEBUG. This precedent // is set in `wp_debug_mode()`. $is_debug = WP_DEBUG && WP_DEBUG_DISPLAY; if ( is_null( $content ) ) { if ( $is_debug && isset( $attributes['slug'] ) ) { return sprintf( /* translators: %s: Template part slug. */ __( 'Template part has been deleted or is unavailable: %s' ), $attributes['slug'] ); } return ''; } if ( isset( $seen_ids[ $template_part_id ] ) ) { return $is_debug ? // translators: Visible only in the front end, this warning takes the place of a faulty block. __( '[block rendering halted]' ) : ''; } // Look up area definition. $area_definition = null; $defined_areas = get_allowed_block_template_part_areas(); foreach ( $defined_areas as $defined_area ) { if ( $defined_area['area'] === $area ) { $area_definition = $defined_area; break; } } // If $area is not allowed, set it back to the uncategorized default. if ( ! $area_definition ) { $area = WP_TEMPLATE_PART_AREA_UNCATEGORIZED; } // Run through the actions that are typically taken on the_content. $content = shortcode_unautop( $content ); $content = do_shortcode( $content ); $seen_ids[ $template_part_id ] = true; $content = do_blocks( $content ); unset( $seen_ids[ $template_part_id ] ); $content = wptexturize( $content ); $content = convert_smilies( $content ); $content = wp_filter_content_tags( $content, "template_part_{$area}" ); // Handle embeds for block template parts. global $wp_embed; $content = $wp_embed->autoembed( $content ); if ( empty( $attributes['tagName'] ) || tag_escape( $attributes['tagName'] ) !== $attributes['tagName'] ) { $area_tag = 'div'; if ( $area_definition && isset( $area_definition['area_tag'] ) ) { $area_tag = $area_definition['area_tag']; } $html_tag = $area_tag; } else { $html_tag = esc_attr( $attributes['tagName'] ); } $wrapper_attributes = get_block_wrapper_attributes(); return "<$html_tag $wrapper_attributes>" . str_replace( ']]>', ']]>', $content ) . "</$html_tag>"; } /** * Returns an array of area variation objects for the template part block. * * @since 6.1.0 * * @param array $instance_variations The variations for instances. * * @return array Array containing the block variation objects. */ function build_template_part_block_area_variations( $instance_variations ) { $variations = array(); $defined_areas = get_allowed_block_template_part_areas(); foreach ( $defined_areas as $area ) { if ( 'uncategorized' !== $area['area'] ) { $has_instance_for_area = false; foreach ( $instance_variations as $variation ) { if ( $variation['attributes']['area'] === $area['area'] ) { $has_instance_for_area = true; break; } } $scope = $has_instance_for_area ? array() : array( 'inserter' ); $variations[] = array( 'name' => 'area_' . $area['area'], 'title' => $area['label'], 'description' => $area['description'], 'attributes' => array( 'area' => $area['area'], ), 'scope' => $scope, 'icon' => $area['icon'], ); } } return $variations; } /** * Returns an array of instance variation objects for the template part block * * @since 6.1.0 * * @return array Array containing the block variation objects. */ function build_template_part_block_instance_variations() { // Block themes are unavailable during installation. if ( wp_installing() ) { return array(); } if ( ! current_theme_supports( 'block-templates' ) && ! current_theme_supports( 'block-template-parts' ) ) { return array(); } $variations = array(); $template_parts = get_block_templates( array( 'post_type' => 'wp_template_part', ), 'wp_template_part' ); $defined_areas = get_allowed_block_template_part_areas(); $icon_by_area = array_combine( array_column( $defined_areas, 'area' ), array_column( $defined_areas, 'icon' ) ); foreach ( $template_parts as $template_part ) { $variations[] = array( 'name' => 'instance_' . sanitize_title( $template_part->slug ), 'title' => $template_part->title, // If there's no description for the template part don't show the // block description. This is a bit hacky, but prevent the fallback // by using a non-breaking space so that the value of description // isn't falsey. 'description' => $template_part->description || ' ', 'attributes' => array( 'slug' => $template_part->slug, 'theme' => $template_part->theme, 'area' => $template_part->area, ), 'scope' => array( 'inserter' ), 'icon' => isset( $icon_by_area[ $template_part->area ] ) ? $icon_by_area[ $template_part->area ] : null, 'example' => array( 'attributes' => array( 'slug' => $template_part->slug, 'theme' => $template_part->theme, 'area' => $template_part->area, ), ), ); } return $variations; } /** * Returns an array of all template part block variations. * * @since 5.9.0 * * @return array Array containing the block variation objects. */ function build_template_part_block_variations() { $instance_variations = build_template_part_block_instance_variations(); $area_variations = build_template_part_block_area_variations( $instance_variations ); return array_merge( $area_variations, $instance_variations ); } /** * Registers the `core/template-part` block on the server. * * @since 5.9.0 */ function register_block_core_template_part() { register_block_type_from_metadata( __DIR__ . '/template-part', array( 'render_callback' => 'render_block_core_template_part', 'variation_callback' => 'build_template_part_block_variations', ) ); } add_action( 'init', 'register_block_core_template_part' );

ميديا

“ألعاب الواقع الافتراضي: رحلة إلى عوالم تفاعلية غامرة”

يونيو 12, 2025

2٬071 أقل من دقيقة

في هذا التقرير المصور، نأخذك في جولة بصرية داخل عالم ألعاب الواقع الافتراضي (VR)، حيث تندمج التكنولوجيا مع الترفيه لخلق تجارب لا مثيل لها. من خلال نظارات الواقع الافتراضي المتطورة، يمكن للاعبين التفاعل مع بيئات ثلاثية الأبعاد، مما يتيح لهم الانغماس الكامل في الألعاب. سنستعرض أبرز الألعاب المتاحة، مثل “Beat Saber” و”Half-Life: Alyx”، التي تقدم تجارب تفاعلية مبتكرة. كما نسلط الضوء على التحديات التي تواجه هذه التقنية، مثل التكلفة المرتفعة ومشاكل الراحة أثناء الاستخدام الطويل. انضم إلينا لاكتشاف كيف يُعيد الواقع الافتراضي تعريف مفهوم اللعب ويشكل مستقبل صناعة الألعاب.