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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 |
|---|---|
| 348 | |
| 349 | pingGeoUrl($post_ID); |
| 350 | |
| 351 | } |
| 352 | |
| 353 | |
| 354 | |
| 355 | if ($post_pingback) { |
| 356 | |
| 357 | pingback($content, $post_ID); |
| 358 | |
| 359 | } |
| 360 | |
| 361 | |
| 362 | |
| 363 | do_action('publish_post', $post_ID); |
| 364 | |
| 365 | |
| 366 | |
| Line | Code |
| 760 | |
| 761 | } |
| 762 | |
| 763 | |
| 764 | |
| 765 | if (isset($sleep_after_edit) && $sleep_after_edit > 0) { |
| 766 | |
| 767 | sleep($sleep_after_edit); |
| 768 | |
| 769 | } |
| 770 | |
| 771 | |
| 772 | |
| 773 | // are we going from draft/private to published? |
| 774 | |
| 775 | if ($prev_status != 'publish' && $post_status == 'publish') { |
| 776 | |
| 777 | generic_ping(); |
| 778 | |