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WordPress Parent and Child Page templates
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| <?php | |
| // Use this function to add Parent and Child Page Templates | |
| // Structure: | |
| // theme_folder/page-templates/parent_page_slug/page.php - Parent Template | |
| // theme_folder/page-templates/parent_page_slug/page-child_page_slug.php - Child Template | |
| // theme_folder/page-templates/parent_page_slug/page-child_page_ID.php - Child Template | |
| add_filter( | |
| 'page_template', | |
| function ($template) { | |
| global $post; | |
| if ($post->post_parent) { | |
| // get top level parent page | |
| $parent = get_post( | |
| reset(array_reverse(get_post_ancestors($post->ID))) | |
| ); | |
| // or ... | |
| // when you need closest parent post instead | |
| // $parent = get_post($post->post_parent); | |
| $child_template = locate_template( | |
| [ | |
| 'page-templates/' . $parent->post_name . '/page-' . $post->post_name . '.php', | |
| 'page-templates/' . $parent->post_name . '/page-' . $post->ID . '.php', | |
| ] | |
| ); | |
| if ($child_template) return $child_template; | |
| } elseif (file_exists(get_stylesheet_directory() . '/page-templates/' . $post->post_name . '/page.php')) { | |
| $parent_template = locate_template( | |
| [ | |
| 'page-templates/' . $post->post_name . '/page.php', | |
| ] | |
| ); | |
| if ($parent_template) return $parent_template; | |
| } | |
| return $template; | |
| } | |
| ); |
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