This filter allows control over the query variable Breadcrumb NavXT Paths uses to find referring terms. This filter was introduced in 1.8.0. It receives three parameters:
$use_query_var– (bool)(required) Whether or not to use the query variable specified in the second parameter for the taxonomy specified in the third parameter
$query_var– (string)(optional) The query variable Breadcrumb NavXT intends to use to find the referring term
$taxonomy – (WP_Taxonomy)(optional) The taxonomy that the query variable is being checked against for validity
This filter allows control over Breadcrumb NavXT Paths’ check of whether or not a term belong to the post that the term hierarchy is being generated for. This filter was introduced in 1.7.0. It receives four parameters:
$term_is_a_post_term– (boolean)(required) Whether or not the referrer term is a term the post has
$ref_term – (WP_Term)(optional) The referrer term
$post_id – (int)(optional) The ID of the post
$post_type – (string)(optional) The name of the post type of the post
This function provides a means of retrieving the preferred term according to Breadcrumb NavXT Paths’ view of the world. This function was introduced in 1.6.0. It receives two parameters:
$post_id– (int)(required) The ID of the post to retrieve the preferred term for
$taxonomy – (string)(required) The taxonomy to retrieve the preferred term from
This function returns the WP_Term instance for the preferred term, if found. Otherwise, it returns FALSE.
This filter is applied within the bcn_paths_term_metabox class in the paths_meta_box member function, the result of this filter is passed into the dropdown_posts member function. This affects the posts displayed in the Page Map for Breadcrumbs dropdown. This filter was introduced in 1.6.0. It receives three parameters:
$get_post_args– (array)(required) The array of arguments being passed into the call to get_posts within paths_metabox::dropdown_posts function
$term – (WP_Term)(optional) The term object for the term being edited
$taxonomy – (string)(optional) The taxonomy of the term being edited
This filter is applied within the bcn_breadcrumb class in the set_linked member function before setting the internal $linked property. This filter was introduced in 6.5. It receives three parameters:
$linked– (bool)(required) Whether or not the breadcrumb is linked
$type – (array)(optional) The array of type strings for the breadcrumb
$id – (int|NULL)(optional) The ID of the resource represented by the breadcrumb, will be NULL if not suitable ID exists
