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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 |
|---|---|
| 3274 | |
| 3275 | /** |
| 3276 | * Fires immediate before a term-taxonomy relationship is updated. |
| 3277 | * |
| 3278 | * @since 2.9.0 |
| 3279 | * |
| 3280 | * @param int $tt_id Term taxonomy ID. |
| 3281 | * @param string $taxonomy Taxonomy slug. |
| 3282 | */ |
| 3283 | do_action( 'edit_term_taxonomy', $tt_id, $taxonomy ); |
| 3284 | |
| 3285 | $wpdb->update( $wpdb->term_taxonomy, compact( 'term_id', 'taxonomy', 'description', 'parent' ), array( 'term_taxonomy_id' => $tt_id ) ); |
| 3286 | |
| 3287 | /** |
| 3288 | * Fires immediately after a term-taxonomy relationship is updated. |
| 3289 | * |
| 3290 | * @since 2.9.0 |
| 3291 | * |
| 3292 | * @param int $tt_id Term taxonomy ID. |
| Line | Code |
| 4058 | $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 IN ('" . implode( "', '", $post_statuses ) . "') OR ( post_status = 'inherit' AND post_parent > 0 AND ( SELECT post_status FROM $wpdb->posts WHERE ID = p1.post_parent ) IN ('" . implode( "', '", $post_statuses ) . "') ) ) AND post_type = 'attachment' AND term_taxonomy_id = %d", $term ) ); |
| 4059 | } |
| 4060 | |
| 4061 | if ( $object_types ) { |
| 4062 | // phpcs:ignore WordPress.DB.PreparedSQLPlaceholders.QuotedDynamicPlaceholderGeneration |
| 4063 | $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 IN ('" . implode( "', '", $post_statuses ) . "') AND post_type IN ('" . implode( "', '", $object_types ) . "') AND term_taxonomy_id = %d", $term ) ); |
| 4064 | } |
| 4065 | |
| 4066 | /** This action is documented in wp-includes/taxonomy.php */ |
| 4067 | do_action( 'edit_term_taxonomy', $term, $taxonomy->name ); |
| 4068 | $wpdb->update( $wpdb->term_taxonomy, compact( 'count' ), array( 'term_taxonomy_id' => $term ) ); |
| 4069 | |
| 4070 | /** This action is documented in wp-includes/taxonomy.php */ |
| 4071 | do_action( 'edited_term_taxonomy', $term, $taxonomy->name ); |
| 4072 | } |
| 4073 | } |
| 4074 | |
| 4075 | /** |
| 4076 | * Updates term count based on number of objects. |
| Line | Code |
| 4085 | * @param WP_Taxonomy $taxonomy Current taxonomy object of terms. |
| 4086 | */ |
| 4087 | function _update_generic_term_count( $terms, $taxonomy ) { |
| 4088 | global $wpdb; |
| 4089 | |
| 4090 | foreach ( (array) $terms as $term ) { |
| 4091 | $count = $wpdb->get_var( $wpdb->prepare( "SELECT COUNT(*) FROM $wpdb->term_relationships WHERE term_taxonomy_id = %d", $term ) ); |
| 4092 | |
| 4093 | /** This action is documented in wp-includes/taxonomy.php */ |
| 4094 | do_action( 'edit_term_taxonomy', $term, $taxonomy->name ); |
| 4095 | $wpdb->update( $wpdb->term_taxonomy, compact( 'count' ), array( 'term_taxonomy_id' => $term ) ); |
| 4096 | |
| 4097 | /** This action is documented in wp-includes/taxonomy.php */ |
| 4098 | do_action( 'edited_term_taxonomy', $term, $taxonomy->name ); |
| 4099 | } |
| 4100 | } |
| 4101 | |
| 4102 | /** |
| 4103 | * Creates a new term for a term_taxonomy item that currently shares its term |