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To save our bandwidth, we show only a snippet of code around each occurence of the hook. View complete file in SVN (without highlighting).
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 |
|---|---|
| 2873 | |
| 2874 | wp_transition_post_status($data['post_status'], $previous_status, $post); |
| 2875 | |
| 2876 | if ( $update ) { |
| 2877 | do_action('edit_post', $post_ID, $post); |
| 2878 | $post_after = get_post($post_ID); |
| 2879 | do_action( 'post_updated', $post_ID, $post_after, $post_before); |
| 2880 | } |
| 2881 | |
| 2882 | do_action('save_post', $post_ID, $post); |
| 2883 | do_action('wp_insert_post', $post_ID, $post); |
| 2884 | |
| 2885 | return $post_ID; |
| 2886 | } |
| 2887 | |
| 2888 | /** |
| 2889 | * Update a post with new post data. |
| 2890 | * |
| 2891 | * The date does not have to be set for drafts. You can set the date and it will |
| Line | Code |
| 2965 | $wpdb->update( $wpdb->posts, array( 'post_status' => 'publish' ), array( 'ID' => $post->ID ) ); |
| 2966 | |
| 2967 | clean_post_cache( $post->ID ); |
| 2968 | |
| 2969 | $old_status = $post->post_status; |
| 2970 | $post->post_status = 'publish'; |
| 2971 | wp_transition_post_status( 'publish', $old_status, $post ); |
| 2972 | |
| 2973 | do_action( 'edit_post', $post->ID, $post ); |
| 2974 | do_action( 'save_post', $post->ID, $post ); |
| 2975 | do_action( 'wp_insert_post', $post->ID, $post ); |
| 2976 | } |
| 2977 | |
| 2978 | /** |
| 2979 | * Publish future post and make sure post ID has future post status. |
| 2980 | * |
| 2981 | * Invoked by cron 'publish_future_post' event. This safeguard prevents cron |
| 2982 | * from publishing drafts, etc. |
| 2983 | * |