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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.
| Line | Code |
|---|---|
| 1040 | * |
| 1041 | * The dynamic portion of the hook name, `$this->post_type`, refers to the post type slug. |
| 1042 | * |
| 1043 | * @since 4.7.0 |
| 1044 | * |
| 1045 | * @param stdClass $prepared_post An object representing a single post prepared |
| 1046 | * for inserting or updating the database. |
| 1047 | * @param WP_REST_Request $request Request object. |
| 1048 | */ |
| 1049 | return apply_filters( "rest_pre_insert_{$this->post_type}", $prepared_post, $request ); |
| 1050 | |
| 1051 | } |
| 1052 | |
| 1053 | /** |
| 1054 | * Determines validity and normalizes the given status parameter. |
| 1055 | * |
| 1056 | * @since 4.7.0 |
| 1057 | * @access protected |
| 1058 | * |