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wp_xmlrpc_server::mw_getCategories( array $args )

Retrieve the list of categories on a given blog.

Parameters

$args

(array) (Required) Method arguments. Note: arguments must be ordered as documented.

  • 'blog_id'
    (int) (unused)
  • 'username'
    (string)
  • 'password'
    (string)

Return

(array|IXR_Error)

Source

File: wp-includes/class-wp-xmlrpc-server.php 

public function mw_getCategories( $args ) {
		$this->escape( $args );

		$username = $args[1];
		$password = $args[2];

		$user = $this->login( $username, $password );
		if ( ! $user ) {
			return $this->error;
		}

		if ( ! current_user_can( 'edit_posts' ) ) {
			return new IXR_Error( 401, __( 'Sorry, you must be able to edit posts on this site in order to view categories.' ) );
		}

		/** This action is documented in wp-includes/class-wp-xmlrpc-server.php */
		do_action( 'xmlrpc_call', 'metaWeblog.getCategories' );

		$categories_struct = array();

		$cats = get_categories( array( 'get' => 'all' ) );
		if ( $cats ) {
			foreach ( $cats as $cat ) {
				$struct                        = array();
				$struct['categoryId']          = $cat->term_id;
				$struct['parentId']            = $cat->parent;
				$struct['description']         = $cat->name;
				$struct['categoryDescription'] = $cat->description;
				$struct['categoryName']        = $cat->name;
				$struct['htmlUrl']             = esc_html( get_category_link( $cat->term_id ) );
				$struct['rssUrl']              = esc_html( get_category_feed_link( $cat->term_id, 'rss2' ) );

				$categories_struct[] = $struct;
			}
		}

		return $categories_struct;
	}

Uses

Uses Description
wp-includes/capabilities.php: current_user_can()

Returns whether the current user has the specified capability.
wp-includes/category-template.php: get_category_link()

Retrieves category link URL.
wp-includes/l10n.php: __()

Retrieve the translation of $text.
wp-includes/formatting.php: esc_html()

Escaping for HTML blocks.
wp-includes/category.php: get_categories()

Retrieves a list of category objects.
wp-includes/link-template.php: get_category_feed_link()

Retrieves the feed link for a category.
wp-includes/plugin.php: do_action()

Execute functions hooked on a specific action hook.
wp-includes/class-wp-xmlrpc-server.php: xmlrpc_call

Fires after the XML-RPC user has been authenticated but before the rest of the method logic begins.
wp-includes/class-wp-xmlrpc-server.php: wp_xmlrpc_server::escape()

Escape string or array of strings for database.
wp-includes/class-wp-xmlrpc-server.php: wp_xmlrpc_server::login()

Log user in.

Changelog

Version Description
1.5.0 Introduced.

© 2003–2019 WordPress Foundation
Licensed under the GNU GPLv2+ License.
https://developer.wordpress.org/reference/classes/wp_xmlrpc_server/mw_getcategories