resolve_block_template
函数
resolve_block_template ( $template_type, $template_hierarchy, $fallback_template )
- Access
- Private
- 参数
-
-
(string)
$template_type
The current template type.- Required: 是
-
(string[])
$template_hierarchy
The current template hierarchy, ordered by priority.- Required: 是
-
(string)
$fallback_template
A PHP fallback template to use if no matching block template is found.- Required: 是
-
(string)
- 返回值
-
- (WP_Block_Template|null) template A template object, or null if none could be found.
- 定义位置
-
-
wp-includes/block-template.php
, line 132
-
wp-includes/block-template.php
- 引入
- 5.8.0
- 弃用
- –
返回正确的’wp_template’来渲染请求的模板类型。
function resolve_block_template( $template_type, $template_hierarchy, $fallback_template ) { if ( ! $template_type ) { return null; } if ( empty( $template_hierarchy ) ) { $template_hierarchy = array( $template_type ); } $slugs = array_map( '_strip_template_file_suffix', $template_hierarchy ); // Find all potential templates 'wp_template' post matching the hierarchy. $query = array( 'theme' => wp_get_theme()->get_stylesheet(), 'slug__in' => $slugs, ); $templates = get_block_templates( $query ); // Order these templates per slug priority. // Build map of template slugs to their priority in the current hierarchy. $slug_priorities = array_flip( $slugs ); usort( $templates, static function ( $template_a, $template_b ) use ( $slug_priorities ) { return $slug_priorities[ $template_a->slug ] - $slug_priorities[ $template_b->slug ]; } ); $theme_base_path = get_stylesheet_directory() . DIRECTORY_SEPARATOR; $parent_theme_base_path = get_template_directory() . DIRECTORY_SEPARATOR; // Is the active theme a child theme, and is the PHP fallback template part of it? if ( strpos( $fallback_template, $theme_base_path ) === 0 && strpos( $fallback_template, $parent_theme_base_path ) === false ) { $fallback_template_slug = substr( $fallback_template, // Starting position of slug. strpos( $fallback_template, $theme_base_path ) + strlen( $theme_base_path ), // Remove '.php' suffix. -4 ); // Is our candidate block template's slug identical to our PHP fallback template's? if ( count( $templates ) && $fallback_template_slug === $templates[0]->slug && 'theme' === $templates[0]->source ) { // Unfortunately, we cannot trust $templates[0]->theme, since it will always // be set to the active theme's slug by _build_block_template_result_from_file(), // even if the block template is really coming from the active theme's parent. // (The reason for this is that we want it to be associated with the active theme // -- not its parent -- once we edit it and store it to the DB as a wp_template CPT.) // Instead, we use _get_block_template_file() to locate the block template file. $template_file = _get_block_template_file( 'wp_template', $fallback_template_slug ); if ( $template_file && get_template() === $template_file['theme'] ) { // The block template is part of the parent theme, so we // have to give precedence to the child theme's PHP template. array_shift( $templates ); } } } return count( $templates ) ? $templates[0] : null; }
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