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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 |
|---|---|
| 3449 | |
| 3450 | /** |
| 3451 | * Fires immediate before a term-taxonomy relationship is updated. |
| 3452 | * |
| 3453 | * @since 2.9.0 |
| 3454 | * |
| 3455 | * @param int $tt_id Term taxonomy ID. |
| 3456 | * @param string $taxonomy Taxonomy slug. |
| 3457 | */ |
| 3458 | do_action( 'edit_term_taxonomy', $tt_id, $taxonomy ); |
| 3459 | |
| 3460 | $wpdb->update( $wpdb->term_taxonomy, compact( 'term_id', 'taxonomy', 'description', 'parent' ), array( 'term_taxonomy_id' => $tt_id ) ); |
| 3461 | |
| 3462 | /** |
| 3463 | * Fires immediately after a term-taxonomy relationship is updated. |
| 3464 | * |
| 3465 | * @since 2.9.0 |
| 3466 | * |
| 3467 | * @param int $tt_id Term taxonomy ID. |
| Line | Code |
| 4064 | |
| 4065 | // Attachments can be 'inherit' status, we need to base count off the parent's status if so. |
| 4066 | if ( $check_attachments ) |
| 4067 | $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 ) ); |
| 4068 | |
| 4069 | if ( $object_types ) |
| 4070 | $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 ) ); |
| 4071 | |
| 4072 | /** This action is documented in wp-includes/taxonomy.php */ |
| 4073 | do_action( 'edit_term_taxonomy', $term, $taxonomy->name ); |
| 4074 | $wpdb->update( $wpdb->term_taxonomy, compact( 'count' ), array( 'term_taxonomy_id' => $term ) ); |
| 4075 | |
| 4076 | /** This action is documented in wp-includes/taxonomy.php */ |
| 4077 | do_action( 'edited_term_taxonomy', $term, $taxonomy->name ); |
| 4078 | } |
| 4079 | } |
| 4080 | |
| 4081 | /** |
| 4082 | * Will update term count based on number of objects. |
| Line | Code |
| 4091 | * @param object $taxonomy Current taxonomy object of terms. |
| 4092 | */ |
| 4093 | function _update_generic_term_count( $terms, $taxonomy ) { |
| 4094 | global $wpdb; |
| 4095 | |
| 4096 | foreach ( (array) $terms as $term ) { |
| 4097 | $count = $wpdb->get_var( $wpdb->prepare( "SELECT COUNT(*) FROM $wpdb->term_relationships WHERE term_taxonomy_id = %d", $term ) ); |
| 4098 | |
| 4099 | /** This action is documented in wp-includes/taxonomy.php */ |
| 4100 | do_action( 'edit_term_taxonomy', $term, $taxonomy->name ); |
| 4101 | $wpdb->update( $wpdb->term_taxonomy, compact( 'count' ), array( 'term_taxonomy_id' => $term ) ); |
| 4102 | |
| 4103 | /** This action is documented in wp-includes/taxonomy.php */ |
| 4104 | do_action( 'edited_term_taxonomy', $term, $taxonomy->name ); |
| 4105 | } |
| 4106 | } |
| 4107 | |
| 4108 | /** |
| 4109 | * Create a new term for a term_taxonomy item that currently shares its term |