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Update: Remove need for template prefix in gutenberg_get_template_hie…
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,112 @@ | ||
| <?php | ||
| /** | ||
| * Temporary compatibility shims for features present in Gutenberg. | ||
| * This file should be removed when WordPress 6.1.0 becomes the lowest | ||
| * supported version by this plugin. | ||
| * | ||
| * @package gutenberg | ||
| */ | ||
|
|
||
| /** | ||
| * Helper function to get the Template Hierarchy for a given slug. | ||
| * We need to Handle special cases here like `front-page`, `singular` and `archive` templates. | ||
| * | ||
| * Noting that we always add `index` as the last fallback template. | ||
| * | ||
| * @param string $slug The template slug to be created. | ||
| * @param boolean $is_custom Indicates if a template is custom or part of the template hierarchy. | ||
| * @param string $template_prefix The template prefix for the created template. This is used to extract the main template type ex. in `taxonomy-books` we extract the `taxonomy`. | ||
| * | ||
| * @return array<string> The template hierarchy. | ||
| */ | ||
| function gutenberg_get_template_hierarchy( $slug, $is_custom = false, $template_prefix = '' ) { | ||
| if ( 'index' === $slug ) { | ||
| return array( 'index' ); | ||
| } | ||
| if ( $is_custom ) { | ||
| return array( 'page', 'singular', 'index' ); | ||
| } | ||
| if ( 'front-page' === $slug ) { | ||
| return array( 'front-page', 'home', 'index' ); | ||
| } | ||
|
|
||
| $template_hierarchy = array( $slug ); | ||
| // Most default templates don't have `$template_prefix` assigned. | ||
| if ( ! empty( $template_prefix ) ) { | ||
| list($type) = explode( '-', $template_prefix ); | ||
| // We need these checks because we always add the `$slug` above. | ||
| if ( ! in_array( $template_prefix, array( $slug, $type ), true ) ) { | ||
| $template_hierarchy[] = $template_prefix; | ||
| } | ||
| if ( $slug !== $type ) { | ||
| $template_hierarchy[] = $type; | ||
| } | ||
| } else { | ||
| $matches = array(); | ||
| if ( preg_match( '/^(author|category|archive|tag|page)-(.+)$/', $slug, $matches ) ) { | ||
| $template_hierarchy[] = $matches[1]; | ||
| } elseif ( preg_match( '/^(single|taxonomy)-(.+)$/', $slug, $matches ) ) { | ||
| $type = $matches[1]; | ||
| $slug_remaining = $matches[2]; | ||
| if ( 'single' === $type ) { | ||
| $post_types = get_post_types(); | ||
| foreach ( $post_types as $post_type ) { | ||
| if ( str_starts_with( $slug_remaining, $post_type ) ) { | ||
| // If $slug_remaining is equal to $post_type we have the single-$post_type template. | ||
| if ( $slug_remaining === $post_type ) { | ||
| $template_hierarchy[] = 'single'; | ||
| break; | ||
| } | ||
| // If $slug_remaining is single-$post_type-$slug template. | ||
| if ( str_starts_with( $slug_remaining, $post_type . '-' ) && strlen( $slug_remaining ) > strlen( $post_type ) + 1 ) { | ||
| $template_hierarchy[] = "single-$post_type"; | ||
| $template_hierarchy[] = 'single'; | ||
| break; | ||
| } | ||
| } | ||
| } | ||
| } elseif ( 'taxonomy' === $type ) { | ||
| $taxonomies = get_taxonomies(); | ||
| foreach ( $taxonomies as $taxonomy ) { | ||
| if ( str_starts_with( $slug_remaining, $taxonomy ) ) { | ||
| // If $slug_remaining is equal to $taxonomy we have the taxonomy-$taxonomy template. | ||
| if ( $slug_remaining === $taxonomy ) { | ||
| $template_hierarchy[] = 'taxonomy'; | ||
| break; | ||
| } | ||
| // If $slug_remaining is taxonomy-$taxonomy-$term template. | ||
| if ( str_starts_with( $slug_remaining, $taxonomy . '-' ) && strlen( $slug_remaining ) > strlen( $taxonomy ) + 1 ) { | ||
| $template_hierarchy[] = "taxonomy-$taxonomy"; | ||
| $template_hierarchy[] = 'taxonomy'; | ||
| break; | ||
| } | ||
| } | ||
| } | ||
| } | ||
| } | ||
| } | ||
| // Handle `archive` template. | ||
| if ( | ||
| str_starts_with( $slug, 'author' ) || | ||
| str_starts_with( $slug, 'taxonomy' ) || | ||
| str_starts_with( $slug, 'category' ) || | ||
| str_starts_with( $slug, 'tag' ) || | ||
| 'date' === $slug | ||
| ) { | ||
| $template_hierarchy[] = 'archive'; | ||
| } | ||
| // Handle `single` template. | ||
| if ( 'attachment' === $slug ) { | ||
| $template_hierarchy[] = 'single'; | ||
| } | ||
| // Handle `singular` template. | ||
| if ( | ||
| str_starts_with( $slug, 'single' ) || | ||
| str_starts_with( $slug, 'page' ) || | ||
| 'attachment' === $slug | ||
| ) { | ||
| $template_hierarchy[] = 'singular'; | ||
| } | ||
| $template_hierarchy[] = 'index'; | ||
| return $template_hierarchy; | ||
| } |
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