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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 |
---|---|
1219 | $show_on_front = get_option( 'show_on_front' ); |
1220 | $page_for_posts = get_option( 'page_for_posts' ); |
1221 |
|
1222 | if ( 'page' == $show_on_front && $page_for_posts ) { |
1223 | $link = get_permalink( $page_for_posts ); |
1224 | } else { |
1225 | $link = get_home_url(); |
1226 | } |
1227 | /** This filter is documented in wp-includes/link-template.php */ |
1228 | return apply_filters( 'post_type_archive_link', $link, $post_type ); |
1229 | } |
1230 |
|
1231 | if ( ! $post_type_obj->has_archive ) { |
1232 | return false; |
1233 | } |
1234 |
|
1235 | if ( get_option( 'permalink_structure' ) && is_array( $post_type_obj->rewrite ) ) { |
1236 | $struct = ( true === $post_type_obj->has_archive ) ? $post_type_obj->rewrite['slug'] : $post_type_obj->has_archive; |
1237 | if ( $post_type_obj->rewrite['with_front'] ) { |
Line | Code |
1246 |
|
1247 | /** |
1248 | * Filters the post type archive permalink. |
1249 | * |
1250 | * @since 3.1.0 |
1251 | * |
1252 | * @param string $link The post type archive permalink. |
1253 | * @param string $post_type Post type name. |
1254 | */ |
1255 | return apply_filters( 'post_type_archive_link', $link, $post_type ); |
1256 | } |
1257 |
|
1258 | /** |
1259 | * Retrieves the permalink for a post type archive feed. |
1260 | * |
1261 | * @since 3.1.0 |
1262 | * |
1263 | * @param string $post_type Post type |
1264 | * @param string $feed Optional. Feed type. Possible values include 'rss2', 'atom'. |