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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 3 times in this file.
| Line | Code |
|---|---|
| 2955 | |
| 2956 | /** |
| 2957 | * Fires immediate before a term-taxonomy relationship is updated. |
| 2958 | * |
| 2959 | * @since 2.9.0 |
| 2960 | * |
| 2961 | * @param int $tt_id Term taxonomy ID. |
| 2962 | * @param string $taxonomy Taxonomy slug. |
| 2963 | */ |
| 2964 | do_action( 'edit_term_taxonomy', $tt_id, $taxonomy ); |
| 2965 | |
| 2966 | $wpdb->update( $wpdb->term_taxonomy, compact( 'term_id', 'taxonomy', 'description', 'parent' ), array( 'term_taxonomy_id' => $tt_id ) ); |
| 2967 | |
| 2968 | /** |
| 2969 | * Fires immediately after a term-taxonomy relationship is updated. |
| 2970 | * |
| 2971 | * @since 2.9.0 |
| 2972 | * |
| 2973 | * @param int $tt_id Term taxonomy ID. |
| Line | Code |
| 3692 | if ( $check_attachments ) { |
| 3693 | $count += (int) $wpdb->get_var( $wpdb->prepare( "SELECT COUNT(*) FROM $wpdb->term_relationships, $wpdb->posts p1 WHERE p1.ID = $wpdb->term_relationships.object_id AND ( post_status = 'publish' OR ( post_status = 'inherit' AND post_parent > 0 AND ( SELECT post_status FROM $wpdb->posts WHERE ID = p1.post_parent ) = 'publish' ) ) AND post_type = 'attachment' AND term_taxonomy_id = %d", $term ) ); |
| 3694 | } |
| 3695 | |
| 3696 | if ( $object_types ) { |
| 3697 | $count += (int) $wpdb->get_var( $wpdb->prepare( "SELECT COUNT(*) FROM $wpdb->term_relationships, $wpdb->posts WHERE $wpdb->posts.ID = $wpdb->term_relationships.object_id AND post_status = 'publish' AND post_type IN ('" . implode( "', '", $object_types ) . "') AND term_taxonomy_id = %d", $term ) ); |
| 3698 | } |
| 3699 | |
| 3700 | /** This action is documented in wp-includes/taxonomy.php */ |
| 3701 | do_action( 'edit_term_taxonomy', $term, $taxonomy->name ); |
| 3702 | $wpdb->update( $wpdb->term_taxonomy, compact( 'count' ), array( 'term_taxonomy_id' => $term ) ); |
| 3703 | |
| 3704 | /** This action is documented in wp-includes/taxonomy.php */ |
| 3705 | do_action( 'edited_term_taxonomy', $term, $taxonomy->name ); |
| 3706 | } |
| 3707 | } |
| 3708 | |
| 3709 | /** |
| 3710 | * Will update term count based on number of objects. |
| Line | Code |
| 3719 | * @param object $taxonomy Current taxonomy object of terms. |
| 3720 | */ |
| 3721 | function _update_generic_term_count( $terms, $taxonomy ) { |
| 3722 | global $wpdb; |
| 3723 | |
| 3724 | foreach ( (array) $terms as $term ) { |
| 3725 | $count = $wpdb->get_var( $wpdb->prepare( "SELECT COUNT(*) FROM $wpdb->term_relationships WHERE term_taxonomy_id = %d", $term ) ); |
| 3726 | |
| 3727 | /** This action is documented in wp-includes/taxonomy.php */ |
| 3728 | do_action( 'edit_term_taxonomy', $term, $taxonomy->name ); |
| 3729 | $wpdb->update( $wpdb->term_taxonomy, compact( 'count' ), array( 'term_taxonomy_id' => $term ) ); |
| 3730 | |
| 3731 | /** This action is documented in wp-includes/taxonomy.php */ |
| 3732 | do_action( 'edited_term_taxonomy', $term, $taxonomy->name ); |
| 3733 | } |
| 3734 | } |
| 3735 | |
| 3736 | /** |
| 3737 | * Create a new term for a term_taxonomy item that currently shares its term |