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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 |
|---|---|
| 552 | * Filters a comment before it is inserted via the REST API. |
| 553 | * |
| 554 | * Allows modification of the comment right before it is inserted via wp_insert_comment(). |
| 555 | * |
| 556 | * @since 4.7.0 |
| 557 | * |
| 558 | * @param array $prepared_comment The prepared comment data for wp_insert_comment(). |
| 559 | * @param WP_REST_Request $request Request used to insert the comment. |
| 560 | */ |
| 561 | $prepared_comment = apply_filters( 'rest_pre_insert_comment', $prepared_comment, $request ); |
| 562 | |
| 563 | $comment_id = wp_insert_comment( wp_filter_comment( wp_slash( (array) $prepared_comment ) ) ); |
| 564 | |
| 565 | if ( ! $comment_id ) { |
| 566 | return new WP_Error( 'rest_comment_failed_create', __( 'Creating comment failed.' ), array( 'status' => 500 ) ); |
| 567 | } |
| 568 | |
| 569 | if ( isset( $request['status'] ) ) { |
| 570 | $this->handle_status_param( $request['status'], $comment_id ); |