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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 |
|---|---|
| 2977 | |
| 2978 | /** |
| 2979 | * Fires immediate before a term-taxonomy relationship is updated. |
| 2980 | * |
| 2981 | * @since 2.9.0 |
| 2982 | * |
| 2983 | * @param int $tt_id Term taxonomy ID. |
| 2984 | * @param string $taxonomy Taxonomy slug. |
| 2985 | */ |
| 2986 | do_action( 'edit_term_taxonomy', $tt_id, $taxonomy ); |
| 2987 | |
| 2988 | $wpdb->update( $wpdb->term_taxonomy, compact( 'term_id', 'taxonomy', 'description', 'parent' ), array( 'term_taxonomy_id' => $tt_id ) ); |
| 2989 | |
| 2990 | /** |
| 2991 | * Fires immediately after a term-taxonomy relationship is updated. |
| 2992 | * |
| 2993 | * @since 2.9.0 |
| 2994 | * |
| 2995 | * @param int $tt_id Term taxonomy ID. |
| Line | Code |
| 3718 | $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 ) ); |
| 3719 | } |
| 3720 | |
| 3721 | if ( $object_types ) { |
| 3722 | // phpcs:ignore WordPress.DB.PreparedSQLPlaceholders.QuotedDynamicPlaceholderGeneration |
| 3723 | $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 ) ); |
| 3724 | } |
| 3725 | |
| 3726 | /** This action is documented in wp-includes/taxonomy.php */ |
| 3727 | do_action( 'edit_term_taxonomy', $term, $taxonomy->name ); |
| 3728 | $wpdb->update( $wpdb->term_taxonomy, compact( 'count' ), array( 'term_taxonomy_id' => $term ) ); |
| 3729 | |
| 3730 | /** This action is documented in wp-includes/taxonomy.php */ |
| 3731 | do_action( 'edited_term_taxonomy', $term, $taxonomy->name ); |
| 3732 | } |
| 3733 | } |
| 3734 | |
| 3735 | /** |
| 3736 | * Will update term count based on number of objects. |
| Line | Code |
| 3745 | * @param WP_Taxonomy $taxonomy Current taxonomy object of terms. |
| 3746 | */ |
| 3747 | function _update_generic_term_count( $terms, $taxonomy ) { |
| 3748 | global $wpdb; |
| 3749 | |
| 3750 | foreach ( (array) $terms as $term ) { |
| 3751 | $count = $wpdb->get_var( $wpdb->prepare( "SELECT COUNT(*) FROM $wpdb->term_relationships WHERE term_taxonomy_id = %d", $term ) ); |
| 3752 | |
| 3753 | /** This action is documented in wp-includes/taxonomy.php */ |
| 3754 | do_action( 'edit_term_taxonomy', $term, $taxonomy->name ); |
| 3755 | $wpdb->update( $wpdb->term_taxonomy, compact( 'count' ), array( 'term_taxonomy_id' => $term ) ); |
| 3756 | |
| 3757 | /** This action is documented in wp-includes/taxonomy.php */ |
| 3758 | do_action( 'edited_term_taxonomy', $term, $taxonomy->name ); |
| 3759 | } |
| 3760 | } |
| 3761 | |
| 3762 | /** |
| 3763 | * Create a new term for a term_taxonomy item that currently shares its term |