wp_xmlrpc_server::wp_getTerms( array $args )
Retrieve all terms for a taxonomy.
Description
See also
Parameters
- $args
 -  
(array) (Required) Method arguments. Note: arguments must be ordered as documented.
- 
'blog_id'
(int) Blog ID (unused). - 
'username'
(string) Username. - 
'password'
(string) Password. - 
'taxnomy'
(string) Taxonomy name. - 
'filter'
(array) Optional. Modifies the query used to retrieve posts. Accepts 'number', 'offset', 'orderby', 'order', 'hide_empty', and 'search'. Default empty array. 
 - 
'blog_id'
 
Return
(array|IXR_Error) An associative array of terms data on success, IXR_Error instance otherwise.
Source
File: wp-includes/class-wp-xmlrpc-server.php
public function wp_getTerms( $args ) {
		if ( ! $this->minimum_args( $args, 4 ) ) {
			return $this->error;
		}
		$this->escape( $args );
		$username = $args[1];
		$password = $args[2];
		$taxonomy = $args[3];
		$filter   = isset( $args[4] ) ? $args[4] : array();
		$user = $this->login( $username, $password );
		if ( ! $user ) {
			return $this->error;
		}
		/** This action is documented in wp-includes/class-wp-xmlrpc-server.php */
		do_action( 'xmlrpc_call', 'wp.getTerms', $args, $this );
		if ( ! taxonomy_exists( $taxonomy ) ) {
			return new IXR_Error( 403, __( 'Invalid taxonomy.' ) );
		}
		$taxonomy = get_taxonomy( $taxonomy );
		if ( ! current_user_can( $taxonomy->cap->assign_terms ) ) {
			return new IXR_Error( 401, __( 'Sorry, you are not allowed to assign terms in this taxonomy.' ) );
		}
		$query = array( 'taxonomy' => $taxonomy->name );
		if ( isset( $filter['number'] ) ) {
			$query['number'] = absint( $filter['number'] );
		}
		if ( isset( $filter['offset'] ) ) {
			$query['offset'] = absint( $filter['offset'] );
		}
		if ( isset( $filter['orderby'] ) ) {
			$query['orderby'] = $filter['orderby'];
			if ( isset( $filter['order'] ) ) {
				$query['order'] = $filter['order'];
			}
		}
		if ( isset( $filter['hide_empty'] ) ) {
			$query['hide_empty'] = $filter['hide_empty'];
		} else {
			$query['get'] = 'all';
		}
		if ( isset( $filter['search'] ) ) {
			$query['search'] = $filter['search'];
		}
		$terms = get_terms( $query );
		if ( is_wp_error( $terms ) ) {
			return new IXR_Error( 500, $terms->get_error_message() );
		}
		$struct = array();
		foreach ( $terms as $term ) {
			$struct[] = $this->_prepare_term( $term );
		}
		return $struct;
	}  Changelog
| Version | Description | 
|---|---|
| 3.4.0 | Introduced. | 
    © 2003–2021 WordPress Foundation
Licensed under the GNU GPLv2+ License.
    https://developer.wordpress.org/reference/classes/wp_xmlrpc_server/wp_getterms