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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 3 times in this file.
Line | Code |
---|---|
436 | foreach ( $comment_ids as $comment_id ) { |
437 | do_action( 'deleted_comment', $comment_id, $comments[ $comment_id ] ); |
438 | unset( $comments[ $comment_id ] ); |
439 | } |
440 |
|
441 | clean_comment_cache( $comment_ids ); |
442 | do_action( 'akismet_delete_comment_batch', count( $comment_ids ) ); |
443 | } |
444 |
|
445 | if ( apply_filters( 'akismet_optimize_table', ( mt_rand(1, 5000) == 11), $wpdb->comments ) ) // lucky number |
446 | $wpdb->query("OPTIMIZE TABLE {$wpdb->comments}"); |
447 | } |
448 |
|
449 | public static function delete_old_comments_meta() { |
450 | global $wpdb; |
451 |
|
452 | $interval = apply_filters( 'akismet_delete_commentmeta_interval', 15 ); |
453 |
|
454 | # enforce a minimum of 1 day |
Line | Code |
466 |
|
467 | foreach ( $comment_ids as $comment_id ) { |
468 | delete_comment_meta( $comment_id, 'akismet_as_submitted' ); |
469 | do_action( 'akismet_batch_delete_count', __FUNCTION__ ); |
470 | } |
471 |
|
472 | do_action( 'akismet_delete_commentmeta_batch', count( $comment_ids ) ); |
473 | } |
474 |
|
475 | if ( apply_filters( 'akismet_optimize_table', ( mt_rand(1, 5000) == 11), $wpdb->commentmeta ) ) // lucky number |
476 | $wpdb->query("OPTIMIZE TABLE {$wpdb->commentmeta}"); |
477 | } |
478 |
|
479 | // Clear out comments meta that no longer have corresponding comments in the database |
480 | public static function delete_orphaned_commentmeta() { |
481 | global $wpdb; |
482 |
|
483 | $last_meta_id = 0; |
484 | $start_time = isset( $_SERVER['REQUEST_TIME_FLOAT'] ) ? $_SERVER['REQUEST_TIME_FLOAT'] : microtime( true ); |
Line | Code |
503 | } |
504 |
|
505 | do_action( 'akismet_delete_commentmeta_batch', $commentmeta_deleted ); |
506 |
|
507 | // If we're getting close to max_execution_time, quit for this round. |
508 | if ( microtime(true) - $start_time > $max_exec_time ) |
509 | return; |
510 | } |
511 |
|
512 | if ( apply_filters( 'akismet_optimize_table', ( mt_rand(1, 5000) == 11), $wpdb->commentmeta ) ) // lucky number |
513 | $wpdb->query("OPTIMIZE TABLE {$wpdb->commentmeta}"); |
514 | } |
515 |
|
516 | // how many approved comments does this author have? |
517 | public static function get_user_comments_approved( $user_id, $comment_author_email, $comment_author, $comment_author_url ) { |
518 | global $wpdb; |
519 |
|
520 | /** |
521 | * Which comment types should be ignored when counting a user's approved comments? |