render_block_core_template_part

函数
render_block_core_template_part ( $attributes )
参数
  • (array) $attributes The block attributes.
    Required:
返回值
  • (string) The render.
定义位置
相关方法
register_block_core_template_partrender_block_core_post_templaterender_block_core_latest_postsrender_block_core_avatarrender_block_core_comment_template
引入
-
弃用
-

render_block_core_template_part: 这是一个WordPress的核心函数,用来渲染一个自定义块的模板部分。它是用来输出一个有定义的模板的自定义块的HTML标记的。

在服务器上渲染`core/template-part`区块。

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function render_block_core_template_part( $attributes ) {
static $seen_ids = array();
$template_part_id = null;
$content = null;
$area = WP_TEMPLATE_PART_AREA_UNCATEGORIZED;
if (
isset( $attributes['slug'] ) &&
isset( $attributes['theme'] ) &&
wp_get_theme()->get_stylesheet() === $attributes['theme']
) {
$template_part_id = $attributes['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' => $attributes['theme'],
),
),
'posts_per_page' => 1,
'no_found_rows' => true,
)
);
$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.
$content = $template_part_post->post_content;
$area_terms = get_the_terms( $template_part_post, 'wp_template_part_area' );
if ( ! is_wp_error( $area_terms ) && false !== $area_terms ) {
$area = $area_terms[0]->name;
}
/**
* 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 {
// Else, if the template part was provided by the active theme,
// render the corresponding file content.
$parent_theme_folders = get_block_theme_folders( get_template() );
$child_theme_folders = get_block_theme_folders( get_stylesheet() );
$child_theme_part_file_path = get_theme_file_path( '/' . $child_theme_folders['wp_template_part'] . '/' . $attributes['slug'] . '.html' );
$parent_theme_part_file_path = get_theme_file_path( '/' . $parent_theme_folders['wp_template_part'] . '/' . $attributes['slug'] . '.html' );
$template_part_file_path = 0 === validate_file( $attributes['slug'] ) && file_exists( $child_theme_part_file_path ) ? $child_theme_part_file_path : $parent_theme_part_file_path;
if ( 0 === validate_file( $attributes['slug'] ) && file_exists( $template_part_file_path ) ) {
$content = file_get_contents( $template_part_file_path );
$content = is_string( $content ) && '' !== $content
? _inject_theme_attribute_in_block_template_content( $content )
: '';
}
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 = defined( 'WP_DEBUG' ) && WP_DEBUG &&
defined( 'WP_DEBUG_DISPLAY' ) && WP_DEBUG_DISPLAY;
if ( is_null( $content ) && $is_debug ) {
if ( ! isset( $attributes['slug'] ) ) {
// If there is no slug this is a placeholder and we dont want to return any message.
return;
}
return sprintf(
/* translators: %s: Template part slug. */
__( 'Template part has been deleted or is unavailable: %s' ),
$attributes['slug']
);
}
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]' ) :
'';
}
// Run through the actions that are typically taken on the_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 = shortcode_unautop( $content );
$content = wp_filter_content_tags( $content );
$content = do_shortcode( $content );
// Handle embeds for block template parts.
global $wp_embed;
$content = $wp_embed->autoembed( $content );
if ( empty( $attributes['tagName'] ) ) {
$defined_areas = get_allowed_block_template_part_areas();
$area_tag = 'div';
foreach ( $defined_areas as $defined_area ) {
if ( $defined_area['area'] === $area && isset( $defined_area['area_tag'] ) ) {
$area_tag = $defined_area['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( ']]>', ']]&gt;', $content ) . "</$html_tag>";
}
function render_block_core_template_part( $attributes ) { static $seen_ids = array(); $template_part_id = null; $content = null; $area = WP_TEMPLATE_PART_AREA_UNCATEGORIZED; if ( isset( $attributes['slug'] ) && isset( $attributes['theme'] ) && wp_get_theme()->get_stylesheet() === $attributes['theme'] ) { $template_part_id = $attributes['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' => $attributes['theme'], ), ), 'posts_per_page' => 1, 'no_found_rows' => true, ) ); $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. $content = $template_part_post->post_content; $area_terms = get_the_terms( $template_part_post, 'wp_template_part_area' ); if ( ! is_wp_error( $area_terms ) && false !== $area_terms ) { $area = $area_terms[0]->name; } /** * 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 { // Else, if the template part was provided by the active theme, // render the corresponding file content. $parent_theme_folders = get_block_theme_folders( get_template() ); $child_theme_folders = get_block_theme_folders( get_stylesheet() ); $child_theme_part_file_path = get_theme_file_path( '/' . $child_theme_folders['wp_template_part'] . '/' . $attributes['slug'] . '.html' ); $parent_theme_part_file_path = get_theme_file_path( '/' . $parent_theme_folders['wp_template_part'] . '/' . $attributes['slug'] . '.html' ); $template_part_file_path = 0 === validate_file( $attributes['slug'] ) && file_exists( $child_theme_part_file_path ) ? $child_theme_part_file_path : $parent_theme_part_file_path; if ( 0 === validate_file( $attributes['slug'] ) && file_exists( $template_part_file_path ) ) { $content = file_get_contents( $template_part_file_path ); $content = is_string( $content ) && '' !== $content ? _inject_theme_attribute_in_block_template_content( $content ) : ''; } 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 = defined( 'WP_DEBUG' ) && WP_DEBUG && defined( 'WP_DEBUG_DISPLAY' ) && WP_DEBUG_DISPLAY; if ( is_null( $content ) && $is_debug ) { if ( ! isset( $attributes['slug'] ) ) { // If there is no slug this is a placeholder and we dont want to return any message. return; } return sprintf( /* translators: %s: Template part slug. */ __( 'Template part has been deleted or is unavailable: %s' ), $attributes['slug'] ); } 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]' ) : ''; } // Run through the actions that are typically taken on the_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 = shortcode_unautop( $content ); $content = wp_filter_content_tags( $content ); $content = do_shortcode( $content ); // Handle embeds for block template parts. global $wp_embed; $content = $wp_embed->autoembed( $content ); if ( empty( $attributes['tagName'] ) ) { $defined_areas = get_allowed_block_template_part_areas(); $area_tag = 'div'; foreach ( $defined_areas as $defined_area ) { if ( $defined_area['area'] === $area && isset( $defined_area['area_tag'] ) ) { $area_tag = $defined_area['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( ']]>', ']]&gt;', $content ) . "</$html_tag>"; }
function render_block_core_template_part( $attributes ) {
	static $seen_ids = array();

	$template_part_id = null;
	$content          = null;
	$area             = WP_TEMPLATE_PART_AREA_UNCATEGORIZED;

	if (
		isset( $attributes['slug'] ) &&
		isset( $attributes['theme'] ) &&
		wp_get_theme()->get_stylesheet() === $attributes['theme']
	) {
		$template_part_id    = $attributes['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'    => $attributes['theme'],
					),
				),
				'posts_per_page' => 1,
				'no_found_rows'  => true,
			)
		);
		$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.
			$content    = $template_part_post->post_content;
			$area_terms = get_the_terms( $template_part_post, 'wp_template_part_area' );
			if ( ! is_wp_error( $area_terms ) && false !== $area_terms ) {
				$area = $area_terms[0]->name;
			}
			/**
			 * 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 {
			// Else, if the template part was provided by the active theme,
			// render the corresponding file content.
			$parent_theme_folders        = get_block_theme_folders( get_template() );
			$child_theme_folders         = get_block_theme_folders( get_stylesheet() );
			$child_theme_part_file_path  = get_theme_file_path( '/' . $child_theme_folders['wp_template_part'] . '/' . $attributes['slug'] . '.html' );
			$parent_theme_part_file_path = get_theme_file_path( '/' . $parent_theme_folders['wp_template_part'] . '/' . $attributes['slug'] . '.html' );
			$template_part_file_path     = 0 === validate_file( $attributes['slug'] ) && file_exists( $child_theme_part_file_path ) ? $child_theme_part_file_path : $parent_theme_part_file_path;
			if ( 0 === validate_file( $attributes['slug'] ) && file_exists( $template_part_file_path ) ) {
				$content = file_get_contents( $template_part_file_path );
				$content = is_string( $content ) && '' !== $content
						? _inject_theme_attribute_in_block_template_content( $content )
						: '';
			}

			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 = defined( 'WP_DEBUG' ) && WP_DEBUG &&
		defined( 'WP_DEBUG_DISPLAY' ) && WP_DEBUG_DISPLAY;

	if ( is_null( $content ) && $is_debug ) {
		if ( ! isset( $attributes['slug'] ) ) {
			// If there is no slug this is a placeholder and we dont want to return any message.
			return;
		}
		return sprintf(
			/* translators: %s: Template part slug. */
			__( 'Template part has been deleted or is unavailable: %s' ),
			$attributes['slug']
		);
	}

	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]' ) :
			'';
	}

	// Run through the actions that are typically taken on the_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 = shortcode_unautop( $content );
	$content = wp_filter_content_tags( $content );
	$content = do_shortcode( $content );

	// Handle embeds for block template parts.
	global $wp_embed;
	$content = $wp_embed->autoembed( $content );

	if ( empty( $attributes['tagName'] ) ) {
		$defined_areas = get_allowed_block_template_part_areas();
		$area_tag      = 'div';
		foreach ( $defined_areas as $defined_area ) {
			if ( $defined_area['area'] === $area && isset( $defined_area['area_tag'] ) ) {
				$area_tag = $defined_area['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( ']]>', ']]&gt;', $content ) . "</$html_tag>";
}

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