<?php
/**
* bbPress Capabilites
*
* The functions in this file are used primarily as convenient wrappers for
* capability output in user profiles. This includes mapping capabilities and
* groups to human readable strings,
*
* @package bbPress
* @subpackage Capabilities
*/
// Exit if accessed directly
if ( !defined( 'ABSPATH' ) ) exit;
/** Mapping *******************************************************************/
/**
* Returns an array of capabilities based on the role that is being requested.
*
* @since bbPress (r2994)
*
* @todo Map all of these and deprecate
*
* @param string $role Optional. Defaults to The role to load caps for
* @uses apply_filters() Allow return value to be filtered
*
* @return array Capabilities for $role
*/
function bbp_get_caps_for_role( $role = '' ) {
// Which role are we looking for?
switch ( $role ) {
// Keymaster
case bbp_get_keymaster_role() :
$caps = array(
// Keymasters only
'keep_gate' => true,
// Primary caps
'spectate' => true,
'participate' => true,
'moderate' => true,
'throttle' => true,
'view_trash' => true,
// Forum caps
'publish_forums' => true,
'edit_forums' => true,
'edit_others_forums' => true,
'delete_forums' => true,
'delete_others_forums' => true,
'read_private_forums' => true,
'read_hidden_forums' => true,
// Topic caps
'publish_topics' => true,
'edit_topics' => true,
'edit_others_topics' => true,
'delete_topics' => true,
'delete_others_topics' => true,
'read_private_topics' => true,
// Reply caps
'publish_replies' => true,
'edit_replies' => true,
'edit_others_replies' => true,
'delete_replies' => true,
'delete_others_replies' => true,
'read_private_replies' => true,
// Topic tag caps
'manage_topic_tags' => true,
'edit_topic_tags' => true,
'delete_topic_tags' => true,
'assign_topic_tags' => true
);
break;
// Moderator
case bbp_get_moderator_role() :
$caps = array(
// Primary caps
'spectate' => true,
'participate' => true,
'moderate' => true,
'throttle' => true,
'view_trash' => false,
// Forum caps
'publish_forums' => true,
'edit_forums' => true,
'edit_others_forums' => false,
'delete_forums' => false,
'delete_others_forums' => false,
'read_private_forums' => true,
'read_hidden_forums' => true,
// Topic caps
'publish_topics' => true,
'edit_topics' => true,
'edit_others_topics' => true,
'delete_topics' => true,
'delete_others_topics' => true,
'read_private_topics' => true,
// Reply caps
'publish_replies' => true,
'edit_replies' => true,
'edit_others_replies' => true,
'delete_replies' => true,
'delete_others_replies' => true,
'read_private_replies' => true,
// Topic tag caps
'manage_topic_tags' => true,
'edit_topic_tags' => true,
'delete_topic_tags' => true,
'assign_topic_tags' => true,
);
break;
// Spectators can only read
case bbp_get_spectator_role() :
$caps = array(
// Primary caps
'spectate' => true,
'participate' => false,
'moderate' => false,
'throttle' => false,
'view_trash' => false,
// Forum caps
'publish_forums' => false,
'edit_forums' => false,
'edit_others_forums' => false,
'delete_forums' => false,
'delete_others_forums' => false,
'read_private_forums' => false,
'read_hidden_forums' => false,
// Topic caps
'publish_topics' => false,
'edit_topics' => false,
'edit_others_topics' => false,
'delete_topics' => false,
'delete_others_topics' => false,
'read_private_topics' => false,
// Reply caps
'publish_replies' => false,
'edit_replies' => false,
'edit_others_replies' => false,
'delete_replies' => false,
'delete_others_replies' => false,
'read_private_replies' => false,
// Topic tag caps
'manage_topic_tags' => false,
'edit_topic_tags' => false,
'delete_topic_tags' => false,
'assign_topic_tags' => false,
);
break;
// Explicitly blocked
case bbp_get_blocked_role() :
$caps = array(
// Primary caps
'spectate' => false,
'participate' => false,
'moderate' => false,
'throttle' => false,
'view_trash' => false,
// Forum caps
'publish_forums' => false,
'edit_forums' => false,
'edit_others_forums' => false,
'delete_forums' => false,
'delete_others_forums' => false,
'read_private_forums' => false,
'read_hidden_forums' => false,
// Topic caps
'publish_topics' => false,
'edit_topics' => false,
'edit_others_topics' => false,
'delete_topics' => false,
'delete_others_topics' => false,
'read_private_topics' => false,
// Reply caps
'publish_replies' => false,
'edit_replies' => false,
'edit_others_replies' => false,
'delete_replies' => false,
'delete_others_replies' => false,
'read_private_replies' => false,
// Topic tag caps
'manage_topic_tags' => false,
'edit_topic_tags' => false,
'delete_topic_tags' => false,
'assign_topic_tags' => false,
);
break;
// Participant/Default
case bbp_get_participant_role() :
default :
$caps = array(
// Primary caps
'spectate' => true,
'participate' => true,
'moderate' => false,
'throttle' => false,
'view_trash' => false,
// Forum caps
'publish_forums' => false,
'edit_forums' => false,
'edit_others_forums' => false,
'delete_forums' => false,
'delete_others_forums' => false,
'read_private_forums' => true,
'read_hidden_forums' => false,
// Topic caps
'publish_topics' => true,
'edit_topics' => true,
'edit_others_topics' => false,
'delete_topics' => false,
'delete_others_topics' => false,
'read_private_topics' => false,
// Reply caps
'publish_replies' => true,
'edit_replies' => true,
'edit_others_replies' => false,
'delete_replies' => false,
'delete_others_replies' => false,
'read_private_replies' => false,
// Topic tag caps
'manage_topic_tags' => false,
'edit_topic_tags' => false,
'delete_topic_tags' => false,
'assign_topic_tags' => true,
);
break;
}
return apply_filters( 'bbp_get_caps_for_role', $caps, $role );
}
/**
* Adds capabilities to WordPress user roles.
*
* @since bbPress (r2608)
*/
function bbp_add_caps() {
// Loop through available roles and add caps
foreach( bbp_get_wp_roles()->role_objects as $role ) {
foreach ( bbp_get_caps_for_role( $role->name ) as $cap => $value ) {
$role->add_cap( $cap, $value );
}
}
do_action( 'bbp_add_caps' );
}
/**
* Removes capabilities from WordPress user roles.
*
* @since bbPress (r2608)
*/
function bbp_remove_caps() {
// Loop through available roles and remove caps
foreach( bbp_get_wp_roles()->role_objects as $role ) {
foreach ( array_keys( bbp_get_caps_for_role( $role->name ) ) as $cap ) {
$role->remove_cap( $cap );
}
}
do_action( 'bbp_remove_caps' );
}
/**
* Get the $wp_roles global without needing to declare it everywhere
*
* @since bbPress (r4293)
*
* @global WP_Roles $wp_roles
* @return WP_Roles
*/
function bbp_get_wp_roles() {
global $wp_roles;
// Load roles if not set
if ( ! isset( $wp_roles ) )
$wp_roles = new WP_Roles();
return $wp_roles;
}
/** Forum Roles ***************************************************************/
/**
* Add the bbPress roles to the $wp_roles global.
*
* We do this to avoid adding these values to the database.
*
* @since bbPress (r4290)
*/
function bbp_add_forums_roles() {
$wp_roles = bbp_get_wp_roles();
foreach( bbp_get_dynamic_roles() as $role_id => $details ) {
$wp_roles->roles[$role_id] = $details;
$wp_roles->role_objects[$role_id] = new WP_Role( $details['name'], $details['capabilities'] );
$wp_roles->role_names[$role_id] = $details['name'];
}
}
/**
* Helper function to add filter to option_wp_user_roles
*
* @since bbPress (r4363)
*
* @see _bbp_reinit_dynamic_roles()
*
* @global WPDB $wpdb Used to get the database prefix
*/
function bbp_filter_user_roles_option() {
global $wpdb;
$role_key = $wpdb->prefix . 'user_roles';
add_filter( 'option_' . $role_key, '_bbp_reinit_dynamic_roles' );
}
/**
* This is necessary because in a few places (noted below) WordPress initializes
* a blog's roles directly from the database option. When this happens, the
* $wp_roles global gets flushed, causing a user to magically lose any
* dynamically assigned roles or capabilities when $current_user in refreshed.
*
* Because dynamic multiple roles is a new concept in WordPress, we work around
* it here for now, knowing that improvements will come to WordPress core later.
*
* @see switch_to_blog()
* @see restore_current_blog()
* @see WP_Roles::_init()
*
* @since bbPress (r4363)
*
* @internal Used by bbPress to reinitialize dynamic roles on blog switch
*
* @param array $roles
* @return array Combined array of database roles and dynamic bbPress roles
*/
function _bbp_reinit_dynamic_roles( $roles = array() ) {
foreach( bbp_get_dynamic_roles() as $role_id => $details ) {
$roles[$role_id] = $details;
}
return $roles;
}
/**
* Fetch a filtered list of forum roles that the current user is
* allowed to have.
*
* Simple function who's main purpose is to allow filtering of the
* list of forum roles so that plugins can remove inappropriate ones depending
* on the situation or user making edits.
*
* Specifically because without filtering, anyone with the edit_users
* capability can edit others to be administrators, even if they are
* only editors or authors. This filter allows admins to delegate
* user management.
*
* @since bbPress (r4284)
*
* @return array
*/
function bbp_get_dynamic_roles() {
return (array) apply_filters( 'bbp_get_dynamic_roles', array(
// Keymaster
bbp_get_keymaster_role() => array(
'name' => __( 'Keymaster', 'bbpress' ),
'capabilities' => bbp_get_caps_for_role( bbp_get_keymaster_role() )
),
// Moderator
bbp_get_moderator_role() => array(
'name' => __( 'Moderator', 'bbpress' ),
'capabilities' => bbp_get_caps_for_role( bbp_get_moderator_role() )
),
// Participant
bbp_get_participant_role() => array(
'name' => __( 'Participant', 'bbpress' ),
'capabilities' => bbp_get_caps_for_role( bbp_get_participant_role() )
),
// Spectator
bbp_get_spectator_role() => array(
'name' => __( 'Spectator', 'bbpress' ),
'capabilities' => bbp_get_caps_for_role( bbp_get_spectator_role() )
),
// Blocked
bbp_get_blocked_role() => array(
'name' => __( 'Blocked', 'bbpress' ),
'capabilities' => bbp_get_caps_for_role( bbp_get_blocked_role() )
)
) );
}
/**
* Removes the bbPress roles from the editable roles array
*
* This used to use array_diff_assoc() but it randomly broke before 2.2 release.
* Need to research what happened, and if there's a way to speed this up.
*
* @since bbPress (r4303)
*
* @param array $all_roles All registered roles
* @return array
*/
function bbp_filter_blog_editable_roles( $all_roles = array() ) {
// Loop through bbPress roles
foreach ( array_keys( bbp_get_dynamic_roles() ) as $bbp_role ) {
// Loop through WordPress roles
foreach ( array_keys( $all_roles ) as $wp_role ) {
// If keys match, unset
if ( $wp_role == $bbp_role ) {
unset( $all_roles[$wp_role] );
}
}
}
return $all_roles;
}
/**
* The keymaster role for bbPress users
*
* @since bbPress (r4284)
*
* @uses apply_filters() Allow override of hardcoded keymaster role
* @return string
*/
function bbp_get_keymaster_role() {
return apply_filters( 'bbp_get_keymaster_role', 'bbp_keymaster' );
}
/**
* The moderator role for bbPress users
*
* @since bbPress (r3410)
*
* @uses apply_filters() Allow override of hardcoded moderator role
* @return string
*/
function bbp_get_moderator_role() {
return apply_filters( 'bbp_get_moderator_role', 'bbp_moderator' );
}
/**
* The participant role for registered user that can participate in forums
*
* @since bbPress (r3410)
*
* @uses apply_filters() Allow override of hardcoded participant role
* @return string
*/
function bbp_get_participant_role() {
return apply_filters( 'bbp_get_participant_role', 'bbp_participant' );
}
/**
* The spectator role is for registered users without any capabilities
*
* @since bbPress (r3860)
*
* @uses apply_filters() Allow override of hardcoded spectator role
* @return string
*/
function bbp_get_spectator_role() {
return apply_filters( 'bbp_get_spectator_role', 'bbp_spectator' );
}
/**
* The blocked role is for registered users that cannot spectate or participate
*
* @since bbPress (r4284)
*
* @uses apply_filters() Allow override of hardcoded blocked role
* @return string
*/
function bbp_get_blocked_role() {
return apply_filters( 'bbp_get_blocked_role', 'bbp_blocked' );
}
/** Deprecated ****************************************************************/
/**
* Adds bbPress-specific user roles.
*
* @since bbPress (r2741)
* @deprecated since version 2.2
*/
function bbp_add_roles() {
_doing_it_wrong( 'bbp_add_roles', __( 'Editable forum roles no longer exist.', 'bbpress' ), '2.2' );
}
/**
* Removes bbPress-specific user roles.
*
* @since bbPress (r2741)
* @deprecated since version 2.2
*/
function bbp_remove_roles() {
_doing_it_wrong( 'bbp_remove_roles', __( 'Editable forum roles no longer exist.', 'bbpress' ), '2.2' );
}