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The best way to understand what a hook does is to look at where it occurs in the source code.
do_action( "hook_name" )apply_filters( "hook_name", "what_to_filter" ).Remember, this hook may occur in more than one file. Moreover, the hook's context may change from version to version.
This hook occurs 2 times in this file.
| Line | Code |
|---|---|
| 1306 | $show_on_front = get_option( 'show_on_front' ); |
| 1307 | $page_for_posts = get_option( 'page_for_posts' ); |
| 1308 | |
| 1309 | if ( 'page' === $show_on_front && $page_for_posts ) { |
| 1310 | $link = get_permalink( $page_for_posts ); |
| 1311 | } else { |
| 1312 | $link = get_home_url(); |
| 1313 | } |
| 1314 | /** This filter is documented in wp-includes/link-template.php */ |
| 1315 | return apply_filters( 'post_type_archive_link', $link, $post_type ); |
| 1316 | } |
| 1317 | |
| 1318 | if ( ! $post_type_obj->has_archive ) { |
| 1319 | return false; |
| 1320 | } |
| 1321 | |
| 1322 | if ( get_option( 'permalink_structure' ) && is_array( $post_type_obj->rewrite ) ) { |
| 1323 | $struct = ( true === $post_type_obj->has_archive ) ? $post_type_obj->rewrite['slug'] : $post_type_obj->has_archive; |
| 1324 | if ( $post_type_obj->rewrite['with_front'] ) { |
| Line | Code |
| 1333 | |
| 1334 | /** |
| 1335 | * Filters the post type archive permalink. |
| 1336 | * |
| 1337 | * @since 3.1.0 |
| 1338 | * |
| 1339 | * @param string $link The post type archive permalink. |
| 1340 | * @param string $post_type Post type name. |
| 1341 | */ |
| 1342 | return apply_filters( 'post_type_archive_link', $link, $post_type ); |
| 1343 | } |
| 1344 | |
| 1345 | /** |
| 1346 | * Retrieves the permalink for a post type archive feed. |
| 1347 | * |
| 1348 | * @since 3.1.0 |
| 1349 | * |
| 1350 | * @param string $post_type Post type. |
| 1351 | * @param string $feed Optional. Feed type. Possible values include 'rss2', 'atom'. |