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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 |
---|---|
3290 | * Fires immediate before a term-taxonomy relationship is updated. |
3291 | * |
3292 | * @since 2.9.0 |
3293 | * @since 6.1.0 The `$args` parameter was added. |
3294 | * |
3295 | * @param int $tt_id Term taxonomy ID. |
3296 | * @param string $taxonomy Taxonomy slug. |
3297 | * @param array $args Arguments passed to wp_update_term(). |
3298 | */ |
3299 | do_action( 'edit_term_taxonomy', $tt_id, $taxonomy, $args ); |
3300 |
|
3301 | $wpdb->update( $wpdb->term_taxonomy, compact( 'term_id', 'taxonomy', 'description', 'parent' ), array( 'term_taxonomy_id' => $tt_id ) ); |
3302 |
|
3303 | /** |
3304 | * Fires immediately after a term-taxonomy relationship is updated. |
3305 | * |
3306 | * @since 2.9.0 |
3307 | * @since 6.1.0 The `$args` parameter was added. |
3308 | * |
Line | Code |
4084 | $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 ) ); |
4085 | } |
4086 |
|
4087 | if ( $object_types ) { |
4088 | // phpcs:ignore WordPress.DB.PreparedSQLPlaceholders.QuotedDynamicPlaceholderGeneration |
4089 | $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 ) ); |
4090 | } |
4091 |
|
4092 | /** This action is documented in wp-includes/taxonomy.php */ |
4093 | do_action( 'edit_term_taxonomy', $term, $taxonomy->name ); |
4094 | $wpdb->update( $wpdb->term_taxonomy, compact( 'count' ), array( 'term_taxonomy_id' => $term ) ); |
4095 |
|
4096 | /** This action is documented in wp-includes/taxonomy.php */ |
4097 | do_action( 'edited_term_taxonomy', $term, $taxonomy->name ); |
4098 | } |
4099 | } |
4100 |
|
4101 | /** |
4102 | * Updates term count based on number of objects. |
Line | Code |
4111 | * @param WP_Taxonomy $taxonomy Current taxonomy object of terms. |
4112 | */ |
4113 | function _update_generic_term_count( $terms, $taxonomy ) { |
4114 | global $wpdb; |
4115 |
|
4116 | foreach ( (array) $terms as $term ) { |
4117 | $count = $wpdb->get_var( $wpdb->prepare( "SELECT COUNT(*) FROM $wpdb->term_relationships WHERE term_taxonomy_id = %d", $term ) ); |
4118 |
|
4119 | /** This action is documented in wp-includes/taxonomy.php */ |
4120 | do_action( 'edit_term_taxonomy', $term, $taxonomy->name ); |
4121 | $wpdb->update( $wpdb->term_taxonomy, compact( 'count' ), array( 'term_taxonomy_id' => $term ) ); |
4122 |
|
4123 | /** This action is documented in wp-includes/taxonomy.php */ |
4124 | do_action( 'edited_term_taxonomy', $term, $taxonomy->name ); |
4125 | } |
4126 | } |
4127 |
|
4128 | /** |
4129 | * Creates a new term for a term_taxonomy item that currently shares its term |