<?php
/**
* User API: WP_Role class
*
* @package WordPress
* @subpackage Users
* @since 4.4.0
*/
/**
* Core class used to extend the user roles API.
*
* @since 2.0.0
*/
class WP_Role {
/**
* Role name.
*
* @since 2.0.0
* @access public
* @var string
*/
public $name;
/**
* List of capabilities the role contains.
*
* @since 2.0.0
* @access public
* @var array
*/
public $capabilities;
/**
* Constructor - Set up object properties.
*
* The list of capabilities, must have the key as the name of the capability
* and the value a boolean of whether it is granted to the role.
*
* @since 2.0.0
* @access public
*
* @param string $role Role name.
* @param array $capabilities List of capabilities.
*/
public function __construct( $role, $capabilities ) {
$this->name = $role;
$this->capabilities = $capabilities;
}
/**
* Assign role a capability.
*
* @since 2.0.0
* @access public
*
* @param string $cap Capability name.
* @param bool $grant Whether role has capability privilege.
*/
public function add_cap( $cap, $grant = true ) {
$this->capabilities[$cap] = $grant;
wp_roles()->add_cap( $this->name, $cap, $grant );
}
/**
* Removes a capability from a role.
*
* This is a container for WP_Roles::remove_cap() to remove the
* capability from the role. That is to say, that WP_Roles::remove_cap()
* implements the functionality, but it also makes sense to use this class,
* because you don't need to enter the role name.
*
* @since 2.0.0
* @access public
*
* @param string $cap Capability name.
*/
public function remove_cap( $cap ) {
unset( $this->capabilities[$cap] );
wp_roles()->remove_cap( $this->name, $cap );
}
/**
* Determines whether the role has the given capability.
*
* The capabilities is passed through the {@see 'role_has_cap'} filter.
* The first parameter for the hook is the list of capabilities the class
* has assigned. The second parameter is the capability name to look for.
* The third and final parameter for the hook is the role name.
*
* @since 2.0.0
* @access public
*
* @param string $cap Capability name.
* @return bool True if the role has the given capability. False otherwise.
*/
public function has_cap( $cap ) {
/**
* Filters which capabilities a role has.
*
* @since 2.0.0
*
* @param array $capabilities Array of role capabilities.
* @param string $cap Capability name.
* @param string $name Role name.
*/
$capabilities = apply_filters( 'role_has_cap', $this->capabilities, $cap, $this->name );
if ( !empty( $capabilities[$cap] ) )
return $capabilities[$cap];
else
return false;
}
}
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