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wp-content/plugins/wordpress-seo/admin/roles/class-role-manager-wp.php

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+<?php
+/**
+ * WPSEO plugin file.
+ *
+ * @package WPSEO\Admin\Roles
+ */
+
+/**
+ * WordPress' default implementation of the Role Manager.
+ */
+final class WPSEO_Role_Manager_WP extends WPSEO_Abstract_Role_Manager {
+
+	/**
+	 * Adds a role to the system.
+	 *
+	 * @param string $role         Role to add.
+	 * @param string $display_name Name to display for the role.
+	 * @param array  $capabilities Capabilities to add to the role.
+	 *
+	 * @return void
+	 */
+	protected function add_role( $role, $display_name, array $capabilities = [] ) {
+		$wp_role = get_role( $role );
+		if ( $wp_role ) {
+			foreach ( $capabilities as $capability => $grant ) {
+				$wp_role->add_cap( $capability, $grant );
+			}
+
+			return;
+		}
+
+		add_role( $role, $display_name, $capabilities );
+	}
+
+	/**
+	 * Removes a role from the system.
+	 *
+	 * @param string $role Role to remove.
+	 *
+	 * @return void
+	 */
+	protected function remove_role( $role ) {
+		remove_role( $role );
+	}
+
+	/**
+	 * Formats the capabilities to the required format.
+	 *
+	 * @param array $capabilities Capabilities to format.
+	 * @param bool  $enabled      Whether these capabilities should be enabled or not.
+	 *
+	 * @return array Formatted capabilities.
+	 */
+	protected function format_capabilities( array $capabilities, $enabled = true ) {
+		// Flip keys and values.
+		$capabilities = array_flip( $capabilities );
+
+		// Set all values to $enabled.
+		return array_fill_keys( array_keys( $capabilities ), $enabled );
+	}
+}