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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 2 times in this file.
Line | Code |
---|---|
954 | return $null; |
955 | if ( ! $_term = wp_cache_get($term, $taxonomy) ) { |
956 | $_term = $wpdb->get_row( $wpdb->prepare( "SELECT t.*, tt.* FROM $wpdb->terms AS t INNER JOIN $wpdb->term_taxonomy AS tt ON t.term_id = tt.term_id WHERE tt.taxonomy = %s AND t.term_id = %d LIMIT 1", $taxonomy, $term) ); |
957 | if ( ! $_term ) |
958 | return $null; |
959 | wp_cache_add($term, $_term, $taxonomy); |
960 | } |
961 | } |
962 |
|
963 | $_term = apply_filters('get_term', $_term, $taxonomy); |
964 | $_term = apply_filters("get_$taxonomy", $_term, $taxonomy); |
965 | $_term = sanitize_term($_term, $taxonomy, $filter); |
966 |
|
967 | if ( $output == OBJECT ) { |
968 | return $_term; |
969 | } elseif ( $output == ARRAY_A ) { |
970 | $__term = get_object_vars($_term); |
971 | return $__term; |
972 | } elseif ( $output == ARRAY_N ) { |
Line | Code |
1029 | return $term; |
1030 | } |
1031 |
|
1032 | $term = $wpdb->get_row( $wpdb->prepare( "SELECT t.*, tt.* FROM $wpdb->terms AS t INNER JOIN $wpdb->term_taxonomy AS tt ON t.term_id = tt.term_id WHERE tt.taxonomy = %s AND $field = %s LIMIT 1", $taxonomy, $value) ); |
1033 | if ( !$term ) |
1034 | return false; |
1035 |
|
1036 | wp_cache_add($term->term_id, $term, $taxonomy); |
1037 |
|
1038 | $term = apply_filters('get_term', $term, $taxonomy); |
1039 | $term = apply_filters("get_$taxonomy", $term, $taxonomy); |
1040 | $term = sanitize_term($term, $taxonomy, $filter); |
1041 |
|
1042 | if ( $output == OBJECT ) { |
1043 | return $term; |
1044 | } elseif ( $output == ARRAY_A ) { |
1045 | return get_object_vars($term); |
1046 | } elseif ( $output == ARRAY_N ) { |
1047 | return array_values(get_object_vars($term)); |