_type ); if ( ! $post_type ) { /* translators: 1: Post type, 2: Capability name. */ $message = __( 'The post type %1$s is not registered, so it may not be reliable to check the capability %2$s against a post of that type.' ); _doing_it_wrong( __FUNCTION__, sprintf( $message, '' . $post->post_type . '', '' . $cap . '' ), '4.4.0' ); $caps[] = 'edit_others_posts'; break; } $caps[] = $post_type->cap->publish_posts; break; case 'edit_post_meta': case 'delete_post_meta': case 'add_post_meta': case 'edit_comment_meta': case 'delete_comment_meta': case 'add_comment_meta': case 'edit_term_meta': case 'delete_term_meta': case 'add_term_meta': case 'edit_user_meta': case 'delete_user_meta': case 'add_user_meta': $object_type = explode( '_', $cap )[1]; if ( ! isset( $args[0] ) ) { if ( 'post' === $object_type ) { /* translators: %s: Capability name. */ $message = __( 'When checking for the %s capability, you must always check it against a specific post.' ); } elseif ( 'comment' === $object_type ) { /* translators: %s: Capability name. */ $message = __( 'When checking for the %s capability, you must always check it against a specific comment.' ); } elseif ( 'term' === $object_type ) { /* translators: %s: Capability name. */ $message = __( 'When checking for the %s capability, you must always check it against a specific term.' ); } else { /* translators: %s: Capability name. */ $message = __( 'When checking for the %s capability, you must always check it against a specific user.' ); } _doing_it_wrong( __FUNCTION__, sprintf( $message, '' . $cap . '' ), '6.1.0' ); $caps[] = 'do_not_allow'; break; } $object_id = (int) $args[0]; $object_subtype = get_object_subtype( $object_type, $object_id ); if ( empty( $object_subtype ) ) { $caps[] = 'do_not_allow'; break; } $caps = map_meta_cap( "edit_{$object_type}", $user_id, $object_id ); $meta_key = isset( $args[1] ) ? $args[1] : false; if ( $meta_key ) { $allowed = ! is_protected_meta( $meta_key, $object_type ); if ( ! empty( $object_subtype ) && has_filter( "auth_{$object_type}_meta_{$meta_key}_for_{$object_subtype}" ) ) { /** * Filters whether the user is allowed to edit a specific meta key of a specific object type and subtype. * * The dynamic portions of the hook name, `$object_type`, `$meta_key`, * and `$object_subtype`, refer to the metadata object type (comment, post, term or user), * the meta key value, and the object subtype respectively. * * @since 4.9.8 * * @param bool $allowed Whether the user can add the object meta. Default false. * @param string $meta_key The meta key. * @param int $object_id Object ID. * @param int $user_id User ID. * @param string $cap Capability name. * @param string[] $caps Array of the user's capabilities. */ $allowed = apply_filters( "auth_{$object_type}_meta_{$meta_key}_for_{$object_subtype}", $allowed, $meta_key, $object_id, $user_id, $cap, $caps ); } else { /** * Filters whether the user is allowed to edit a specific meta key of a specific object type. * * Return true to have the mapped meta caps from `edit_{$object_type}` apply. * * The dynamic portion of the hook name, `$object_type` refers to the object type being filtered. * The dynamic portion of the hook name, `$meta_key`, refers to the meta key passed to map_meta_cap(). * * @since 3.3.0 As `auth_post_meta_{$meta_key}`. * @since 4.6.0 * * @param bool $allowed Whether the user can add the object meta. Default false. * @param string $meta_key The meta key. * @param int $object_id Object ID. * @param int $user_id User ID. * @param string $cap Capability name. * @param string[] $caps Array of the user's capabilities. */ $allowed = apply_filters( "auth_{$object_type}_meta_{$meta_key}", $allowed, $meta_key, $object_id, $user_id, $cap, $caps ); } if ( ! empty( $object_subtype ) ) { /** * Filters whether the user is allowed to edit meta for specific object types/subtypes. * * Return true to have the mapped meta caps from `edit_{$object_type}` apply. * * The dynamic portion of the hook name, `$object_type` refers to the object type being filtered. * The dynamic portion of the hook name, `$object_subtype` refers to the object subtype being filtered. * The dynamic portion of the hook name, `$meta_key`, refers to the meta key passed to map_meta_cap(). * * @since 4.6.0 As `auth_post_{$post_type}_meta_{$meta_key}`. * @since 4.7.0 Renamed from `auth_post_{$post_type}_meta_{$meta_key}` to * `auth_{$object_type}_{$object_subtype}_meta_{$meta_key}`. * @deprecated 4.9.8 Use {@see 'auth_{$object_type}_meta_{$meta_key}_for_{$object_subtype}'} instead. * * @param bool $allowed Whether the user can add the object meta. Default false. * @param string $meta_key The meta key. * @param int $object_id Object ID. * @param int $user_id User ID. * @param string $cap Capability name. * @param string[] $caps Array of the user's capabilities. */ $allowed = apply_filters_deprecated( "auth_{$object_type}_{$object_subtype}_meta_{$meta_key}", array( $allowed, $meta_key, $object_id, $user_id, $cap, $caps ), '4.9.8', "auth_{$object_type}_meta_{$meta_key}_for_{$object_subtype}" ); } if ( ! $allowed ) { $caps[] = $cap; } } break; case 'edit_comment': if ( ! isset( $args[0] ) ) { /* translators: %s: Capability name. */ $message = __( 'When checking for the %s capability, you must always check it against a specific comment.' ); _doing_it_wrong( __FUNCTION__, sprintf( $message, '' . $cap . '' ), '6.1.0' ); $caps[] = 'do_not_allow'; break; } $comment = get_comment( $args[0] ); if ( ! $comment ) { $caps[] = 'do_not_allow'; break; } $post = get_post( $comment->comment_post_ID ); /* * If the post doesn't exist, we have an orphaned comment. * Fall back to the edit_posts capability, instead. */ if ( $post ) { $caps = map_meta_cap( 'edit_post', $user_id, $post->ID ); } else { $caps = map_meta_cap( 'edit_posts', $user_id ); } break; case 'unfiltered_upload': if ( defined( 'ALLOW_UNFILTERED_UPLOADS' ) && ALLOW_UNFILTERED_UPLOADS && ( ! is_multisite() || is_super_admin( $user_id ) ) ) { $caps[] = $cap; } else { $caps[] = 'do_not_allow'; } break; case 'edit_css': case 'unfiltered_html': // Disallow unfiltered_html for all users, even admins and super admins. if ( defined( 'DISALLOW_UNFILTERED_HTML' ) && DISALLOW_UNFILTERED_HTML ) { $caps[] = 'do_not_allow'; } elseif ( is_multisite() && ! is_super_admin( $user_id ) ) { $caps[] = 'do_not_allow'; } else { $caps[] = 'unfiltered_html'; } break; case 'edit_files': case 'edit_plugins': case 'edit_themes': // Disallow the file editors. if ( defined( 'DISALLOW_FILE_EDIT' ) && DISALLOW_FILE_EDIT ) { $caps[] = 'do_not_allow'; } elseif ( ! wp_is_file_mod_allowed( 'capability_edit_themes' ) ) { $caps[] = 'do_not_allow'; } elseif ( is_multisite() && ! is_super_admin( $user_id ) ) { $caps[] = 'do_not_allow'; } else { $caps[] = $cap; } break; case 'update_plugins': case 'delete_plugins': case 'install_plugins': case 'upload_plugins': case 'update_themes': case 'delete_themes': case 'install_themes': case 'upload_themes': case 'update_core': /* * Disallow anything that creates, deletes, or updates core, plugin, or theme files. * Files in uploads are excepted. */ if ( ! wp_is_file_mod_allowed( 'capability_update_core' ) ) { $caps[] = 'do_not_allow'; } elseif ( is_multisite() && ! is_super_admin( $user_id ) ) { $caps[] = 'do_not_allow'; } elseif ( 'upload_themes' === $cap ) { $caps[] = 'install_themes'; } elseif ( 'upload_plugins' === $cap ) { $caps[] = 'install_plugins'; } else { $caps[] = $cap; } break; case 'install_languages': case 'update_languages': if ( ! wp_is_file_mod_allowed( 'can_install_language_pack' ) ) { $caps[] = 'do_not_allow'; } elseif ( is_multisite() && ! is_super_admin( $user_id ) ) { $caps[] = 'do_not_allow'; } else { $caps[] = 'install_languages'; } break; case 'activate_plugins': case 'deactivate_plugins': case 'activate_plugin': case 'deactivate_plugin': $caps[] = 'activate_plugins'; if ( is_multisite() ) { // update_, install_, and delete_ are handled above with is_super_admin(). $menu_perms = get_site_option( 'menu_items', array() ); if ( empty( $menu_perms['plugins'] ) ) { $caps[] = 'manage_network_plugins'; } } break; case 'resume_plugin': $caps[] = 'resume_plugins'; break; case 'resume_theme': $caps[] = 'resume_themes'; break; case 'delete_user': case 'delete_users': // If multisite only super admins can delete users. if ( is_multisite() && ! is_super_admin( $user_id ) ) { $caps[] = 'do_not_allow'; } else { $caps[] = 'delete_users'; // delete_user maps to delete_users. } break; case 'create_users': if ( ! is_multisite() ) { $caps[] = $cap; } elseif ( is_super_admin( $user_id ) || get_site_option( 'add_new_users' ) ) { $caps[] = $cap; } else { $caps[] = 'do_not_allow'; } break; case 'manage_links': if ( get_option( 'link_manager_enabled' ) ) { $caps[] = $cap; } else { $caps[] = 'do_not_allow'; } break; case 'customize': $caps[] = 'edit_theme_options'; break; case 'delete_site': if ( is_multisite() ) { $caps[] = 'manage_options'; } else { $caps[] = 'do_not_allow'; } break; case 'edit_term': case 'delete_term': case 'assign_term': if ( ! isset( $args[0] ) ) { /* translators: %s: Capability name. */ $message = __( 'When checking for the %s capability, you must always check it against a specific term.' ); _doing_it_wrong( __FUNCTION__, sprintf( $message, '' . $cap . '' ), '6.1.0' ); $caps[] = 'do_not_allow'; break; } $term_id = (int) $args[0]; $term = get_term( $term_id ); if ( ! $term || is_wp_error( $term ) ) { $caps[] = 'do_not_allow'; break; } $tax = get_taxonomy( $term->taxonomy ); if ( ! $tax ) { $caps[] = 'do_not_allow'; break; } if ( 'delete_term' === $cap && ( get_option( 'default_' . $term->taxonomy ) == $term->term_id || get_option( 'default_term_' . $term->taxonomy ) == $term->term_id ) ) { $caps[] = 'do_not_allow'; break; } $taxo_cap = $cap . 's'; $caps = map_meta_cap( $tax->cap->$taxo_cap, $user_id, $term_id ); break; case 'manage_post_tags': case 'edit_categories': case 'edit_post_tags': case 'delete_categories': case 'delete_post_tags': $caps[] = 'manage_categories'; break; case 'assign_categories': case 'assign_post_tags': $caps[] = 'edit_posts'; break; case 'create_sites': case 'delete_sites': case 'manage_network': case 'manage_sites': case 'manage_network_users': case 'manage_network_plugins': case 'manage_network_themes': case 'manage_network_options': case 'upgrade_network': $caps[] = $cap; break; case 'setup_network': if ( is_multisite() ) { $caps[] = 'manage_network_options'; } else { $caps[] = 'manage_options'; } break; case 'update_php': if ( is_multisite() && ! is_super_admin( $user_id ) ) { $caps[] = 'do_not_allow'; } else { $caps[] = 'update_core'; } break; case 'update_https': if ( is_multisite() && ! is_super_admin( $user_id ) ) { $caps[] = 'do_not_allow'; } else { $caps[] = 'manage_options'; $caps[] = 'update_core'; } break; case 'export_others_personal_data': case 'erase_others_personal_data': case 'manage_privacy_options': $caps[] = is_multisite() ? 'manage_network' : 'manage_options'; break; case 'create_app_password': case 'list_app_passwords': case 'read_app_password': case 'edit_app_password': case 'delete_app_passwords': case 'delete_app_password': $caps = map_meta_cap( 'edit_user', $user_id, $args[0] ); break; default: // Handle meta capabilities for custom post types. global $post_type_meta_caps; if ( isset( $post_type_meta_caps[ $cap ] ) ) { return map_meta_cap( $post_type_meta_caps[ $cap ], $user_id, ...$args ); } // Block capabilities map to their post equivalent. $block_caps = array( 'edit_blocks', 'edit_others_blocks', 'publish_blocks', 'read_private_blocks', 'delete_blocks', 'delete_private_blocks', 'delete_published_blocks', 'delete_others_blocks', 'edit_private_blocks', 'edit_published_blocks', ); if ( in_array( $cap, $block_caps, true ) ) { $cap = str_replace( '_blocks', '_posts', $cap ); } // If no meta caps match, return the original cap. $caps[] = $cap; } /** * Filters the primitive capabilities required of the given user to satisfy the * capability being checked. * * @since 2.8.0 * * @param string[] $caps Primitive capabilities required of the user. * @param string $cap Capability being checked. * @param int $user_id The user ID. * @param array $args Adds context to the capability check, typically * starting with an object ID. */ return apply_filters( 'map_meta_cap', $caps, $cap, $user_id, $args ); } /** * Returns whether the current user has the specified capability. * * This function also accepts an ID of an object to check against if the capability is a meta capability. Meta * capabilities such as `edit_post` and `edit_user` are capabilities used by the `map_meta_cap()` function to * map to primitive capabilities that a user or role has, such as `edit_posts` and `edit_others_posts`. * * Example usage: * * current_user_can( 'edit_posts' ); * current_user_can( 'edit_post', $post->ID ); * current_user_can( 'edit_post_meta', $post->ID, $meta_key ); * * While checking against particular roles in place of a capability is supported * in part, this practice is discouraged as it may produce unreliable results. * * Note: Will always return true if the current user is a super admin, unless specifically denied. * * @since 2.0.0 * @since 5.3.0 Formalized the existing and already documented `...$args` parameter * by adding it to the function signature. * @since 5.8.0 Converted to wrapper for the user_can() function. * * @see WP_User::has_cap() * @see map_meta_cap() * * @param string $capability Capability name. * @param mixed ...$args Optional further parameters, typically starting with an object ID. * @return bool Whether the current user has the given capability. If `$capability` is a meta cap and `$object_id` is * passed, whether the current user has the given meta capability for the given object. */ function current_user_can( $capability, ...$args ) { return user_can( wp_get_current_user(), $capability, ...$args ); } /** * Returns whether the current user has the specified capability for a given site. * * This function also accepts an ID of an object to check against if the capability is a meta capability. Meta * capabilities such as `edit_post` and `edit_user` are capabilities used by the `map_meta_cap()` function to * map to primitive capabilities that a user or role has, such as `edit_posts` and `edit_others_posts`. * * Example usage: * * current_user_can_for_blog( $blog_id, 'edit_posts' ); * current_user_can_for_blog( $blog_id, 'edit_post', $post->ID ); * current_user_can_for_blog( $blog_id, 'edit_post_meta', $post->ID, $meta_key ); * * @since 3.0.0 * @since 5.3.0 Formalized the existing and already documented `...$args` parameter * by adding it to the function signature. * @since 5.8.0 Wraps current_user_can() after switching to blog. * * @param int $blog_id Site ID. * @param string $capability Capability name. * @param mixed ...$args Optional further parameters, typically starting with an object ID. * @return bool Whether the user has the given capability. */ function current_user_can_for_blog( $blog_id, $capability, ...$args ) { $switched = is_multisite() ? switch_to_blog( $blog_id ) : false; $can = current_user_can( $capability, ...$args ); if ( $switched ) { restore_current_blog(); } return $can; } /** * Returns whether the author of the supplied post has the specified capability. * * This function also accepts an ID of an object to check against if the capability is a meta capability. Meta * capabilities such as `edit_post` and `edit_user` are capabilities used by the `map_meta_cap()` function to * map to primitive capabilities that a user or role has, such as `edit_posts` and `edit_others_posts`. * * Example usage: * * author_can( $post, 'edit_posts' ); * author_can( $post, 'edit_post', $post->ID ); * author_can( $post, 'edit_post_meta', $post->ID, $meta_key ); * * @since 2.9.0 * @since 5.3.0 Formalized the existing and already documented `...$args` parameter * by adding it to the function signature. * * @param int|WP_Post $post Post ID or post object. * @param string $capability Capability name. * @param mixed ...$args Optional further parameters, typically starting with an object ID. * @return bool Whether the post author has the given capability. */ function author_can( $post, $capability, ...$args ) { $post = get_post( $post ); if ( ! $post ) { return false; } $author = get_userdata( $post->post_author ); if ( ! $author ) { return false; } return $author->has_cap( $capability, ...$args ); } /** * Returns whether a particular user has the specified capability. * * This function also accepts an ID of an object to check against if the capability is a meta capability. Meta * capabilities such as `edit_post` and `edit_user` are capabilities used by the `map_meta_cap()` function to * map to primitive capabilities that a user or role has, such as `edit_posts` and `edit_others_posts`. * * Example usage: * * user_can( $user->ID, 'edit_posts' ); * user_can( $user->ID, 'edit_post', $post->ID ); * user_can( $user->ID, 'edit_post_meta', $post->ID, $meta_key ); * * @since 3.1.0 * @since 5.3.0 Formalized the existing and already documented `...$args` parameter * by adding it to the function signature. * * @param int|WP_User $user User ID or object. * @param string $capability Capability name. * @param mixed ...$args Optional further parameters, typically starting with an object ID. * @return bool Whether the user has the given capability. */ function user_can( $user, $capability, ...$args ) { if ( ! is_object( $user ) ) { $user = get_userdata( $user ); } if ( empty( $user ) ) { // User is logged out, create anonymous user object. $user = new WP_User( 0 ); $user->init( new stdClass() ); } return $user->has_cap( $capability, ...$args ); } /** * Retrieves the global WP_Roles instance and instantiates it if necessary. * * @since 4.3.0 * * @global WP_Roles $wp_roles WordPress role management object. * * @return WP_Roles WP_Roles global instance if not already instantiated. */ function wp_roles() { global $wp_roles; if ( ! isset( $wp_roles ) ) { $wp_roles = new WP_Roles(); } return $wp_roles; } /** * Retrieves role object. * * @since 2.0.0 * * @param string $role Role name. * @return WP_Role|null WP_Role object if found, null if the role does not exist. */ function get_role( $role ) { return wp_roles()->get_role( $role ); } /** * Adds a role, if it does not exist. * * @since 2.0.0 * * @param string $role Role name. * @param string $display_name Display name for role. * @param bool[] $capabilities List of capabilities keyed by the capability name, * e.g. array( 'edit_posts' => true, 'delete_posts' => false ). * @return WP_Role|void WP_Role object, if the role is added. */ function add_role( $role, $display_name, $capabilities = array() ) { if ( empty( $role ) ) { return; } return wp_roles()->add_role( $role, $display_name, $capabilities ); } /** * Removes a role, if it exists. * * @since 2.0.0 * * @param string $role Role name. */ function remove_role( $role ) { wp_roles()->remove_role( $role ); } /** * Retrieves a list of super admins. * * @since 3.0.0 * * @global array $super_admins * * @return string[] List of super admin logins. */ function get_super_admins() { global $super_admins; if ( isset( $super_admins ) ) { return $super_admins; } else { return get_site_option( 'site_admins', array( 'admin' ) ); } } /** * Determines whether user is a site admin. * * @since 3.0.0 * * @param int|false $user_id Optional. The ID of a user. Defaults to false, to check the current user. * @return bool Whether the user is a site admin. */ function is_super_admin( $user_id = false ) { if ( ! $user_id ) { $user = wp_get_current_user(); } else { $user = get_userdata( $user_id ); } if ( ! $user || ! $user->exists() ) { return false; } if ( is_multisite() ) { $super_admins = get_super_admins(); if ( is_array( $super_admins ) && in_array( $user->user_login, $super_admins, true ) ) { return true; } } else { if ( $user->has_cap( 'delete_users' ) ) { return true; } } return false; } /** * Grants Super Admin privileges. * * @since 3.0.0 * * @global array $super_admins * * @param int $user_id ID of the user to be granted Super Admin privileges. * @return bool True on success, false on failure. This can fail when the user is * already a super admin or when the `$super_admins` global is defined. */ function grant_super_admin( $user_id ) { // If global super_admins override is defined, there is nothing to do here. if ( isset( $GLOBALS['super_admins'] ) || ! is_multisite() ) { return false; } /** * Fires before the user is granted Super Admin privileges. * * @since 3.0.0 * * @param int $user_id ID of the user that is about to be granted Super Admin privileges. */ do_action( 'grant_super_admin', $user_id ); // Directly fetch site_admins instead of using get_super_admins(). $super_admins = get_site_option( 'site_admins', array( 'admin' ) ); $user = get_userdata( $user_id ); if ( $user && ! in_array( $user->user_login, $super_admins, true ) ) { $super_admins[] = $user->user_login; update_site_option( 'site_admins', $super_admins ); /** * Fires after the user is granted Super Admin privileges. * * @since 3.0.0 * * @param int $user_id ID of the user that was granted Super Admin privileges. */ do_action( 'granted_super_admin', $user_id ); return true; } return false; } /** * Revokes Super Admin privileges. * * @since 3.0.0 * * @global array $super_admins * * @param int $user_id ID of the user Super Admin privileges to be revoked from. * @return bool True on success, false on failure. This can fail when the user's email * is the network admin email or when the `$super_admins` global is defined. */ function revoke_super_admin( $user_id ) { // If global super_admins override is defined, there is nothing to do here. if ( isset( $GLOBALS['super_admins'] ) || ! is_multisite() ) { return false; } /** * Fires before the user's Super Admin privileges are revoked. * * @since 3.0.0 * * @param int $user_id ID of the user Super Admin privileges are being revoked from. */ do_action( 'revoke_super_admin', $user_id ); // Directly fetch site_admins instead of using get_super_admins(). $super_admins = get_site_option( 'site_admins', array( 'admin' ) ); $user = get_userdata( $user_id ); if ( $user && 0 !== strcasecmp( $user->user_email, get_site_option( 'admin_email' ) ) ) { $key = array_search( $user->user_login, $super_admins, true ); if ( false !== $key ) { unset( $super_admins[ $key ] ); update_site_option( 'site_admins', $super_admins ); /** * Fires after the user's Super Admin privileges are revoked. * * @since 3.0.0 * * @param int $user_id ID of the user Super Admin privileges were revoked from. */ do_action( 'revoked_super_admin', $user_id ); return true; } } return false; } /** * Filters the user capabilities to grant the 'install_languages' capability as necessary. * * A user must have at least one out of the 'update_core', 'install_plugins', and * 'install_themes' capabilities to qualify for 'install_languages'. * * @since 4.9.0 * * @param bool[] $allcaps An array of all the user's capabilities. * @return bool[] Filtered array of the user's capabilities. */ function wp_maybe_grant_install_languages_cap( $allcaps ) { if ( ! empty( $allcaps['update_core'] ) || ! empty( $allcaps['install_plugins'] ) || ! empty( $allcaps['install_themes'] ) ) { $allcaps['install_languages'] = true; } return $allcaps; } /** * Filters the user capabilities to grant the 'resume_plugins' and 'resume_themes' capabilities as necessary. * * @since 5.2.0 * * @param bool[] $allcaps An array of all the user's capabilities. * @return bool[] Filtered array of the user's capabilities. */ function wp_maybe_grant_resume_extensions_caps( $allcaps ) { // Even in a multisite, regular administrators should be able to resume plugins. if ( ! empty( $allcaps['activate_plugins'] ) ) { $allcaps['resume_plugins'] = true; } // Even in a multisite, regular administrators should be able to resume themes. if ( ! empty( $allcaps['switch_themes'] ) ) { $allcaps['resume_themes'] = true; } return $allcaps; } /** * Filters the user capabilities to grant the 'view_site_health_checks' capabilities as necessary. * * @since 5.2.2 * * @param bool[] $allcaps An array of all the user's capabilities. * @param string[] $caps Required primitive capabilities for the requested capability. * @param array $args { * Arguments that accompany the requested capability check. * * @type string $0 Requested capability. * @type int $1 Concerned user ID. * @type mixed ...$2 Optional second and further parameters, typically object ID. * } * @param WP_User $user The user object. * @return bool[] Filtered array of the user's capabilities. */ function wp_maybe_grant_site_health_caps( $allcaps, $caps, $args, $user ) { if ( ! empty( $allcaps['install_plugins'] ) && ( ! is_multisite() || is_super_admin( $user->ID ) ) ) { $allcaps['view_site_health_checks'] = true; } return $allcaps; } return; // Dummy gettext calls to get strings in the catalog. /* translators: User role for administrators. */ _x( 'Administrator', 'User role' ); /* translators: User role for editors. */ _x( 'Editor', 'User role' ); /* translators: User role for authors. */ _x( 'Author', 'User role' ); /* translators: User role for contributors. */ _x( 'Contributor', 'User role' ); /* translators: User role for subscribers. */ _x( 'Subscriber', 'User role' ); * that the context is a shortcode and not part of the theme's template rendering logic. * * @since 6.3.0 * @access private * * @return string The filtered context value for wp_get_attachment_images when doing shortcodes. */ function _filter_do_shortcode_context() { return 'do_shortcode'; } /** * Retrieves the shortcode regular expression for searching. * * The regular expression combines the shortcode tags in the regular expression * in a regex class. * * The regular expression contains 6 different sub matches to help with parsing. * * 1 - An extra [ to allow for escaping shortcodes with double [[]] * 2 - The shortcode name * 3 - The shortcode argument list * 4 - The self closing / * 5 - The content of a shortcode when it wraps some content. * 6 - An extra ] to allow for escaping shortcodes with double [[]] * * @since 2.5.0 * @since 4.4.0 Added the `$tagnames` parameter. * * @global array $shortcode_tags * * @param array $tagnames Optional. List of shortcodes to find. Defaults to all registered shortcodes. * @return string The shortcode search regular expression */ function get_shortcode_regex( $tagnames = null ) { global $shortcode_tags; if ( empty( $tagnames ) ) { $tagnames = array_keys( $shortcode_tags ); } $tagregexp = implode( '|', array_map( 'preg_quote', $tagnames ) ); /* * WARNING! Do not change this regex without changing do_shortcode_tag() and strip_shortcode_tag(). * Also, see shortcode_unautop() and shortcode.js. */ // phpcs:disable Squiz.Strings.ConcatenationSpacing.PaddingFound -- don't remove regex indentation return '\\[' // Opening bracket. . '(\\[?)' // 1: Optional second opening bracket for escaping shortcodes: [[tag]]. . "($tagregexp)" // 2: Shortcode name. . '(?![\\w-])' // Not followed by word character or hyphen. . '(' // 3: Unroll the loop: Inside the opening shortcode tag. . '[^\\]\\/]*' // Not a closing bracket or forward slash. . '(?:' . '\\/(?!\\])' // A forward slash not followed by a closing bracket. . '[^\\]\\/]*' // Not a closing bracket or forward slash. . ')*?' . ')' . '(?:' . '(\\/)' // 4: Self closing tag... . '\\]' // ...and closing bracket. . '|' . '\\]' // Closing bracket. . '(?:' . '(' // 5: Unroll the loop: Optionally, anything between the opening and closing shortcode tags. . '[^\\[]*+' // Not an opening bracket. . '(?:' . '\\[(?!\\/\\2\\])' // An opening bracket not followed by the closing shortcode tag. . '[^\\[]*+' // Not an opening bracket. . ')*+' . ')' . '\\[\\/\\2\\]' // Closing shortcode tag. . ')?' . ')' . '(\\]?)'; // 6: Optional second closing brocket for escaping shortcodes: [[tag]]. // phpcs:enable } /** * Regular Expression callable for do_shortcode() for calling shortcode hook. * * @see get_shortcode_regex() for details of the match array contents. * * @since 2.5.0 * @access private * * @global array $shortcode_tags * * @param array $m { * Regular expression match array. * * @type string $0 Entire matched shortcode text. * @type string $1 Optional second opening bracket for escaping shortcodes. * @type string $2 Shortcode name. * @type string $3 Shortcode arguments list. * @type string $4 Optional self closing slash. * @type string $5 Content of a shortcode when it wraps some content. * @type string $6 Optional second closing brocket for escaping shortcodes. * } * @return string Shortcode output. */ function do_shortcode_tag( $m ) { global $shortcode_tags; // Allow [[foo]] syntax for escaping a tag. if ( '[' === $m[1] && ']' === $m[6] ) { return substr( $m[0], 1, -1 ); } $tag = $m[2]; $attr = shortcode_parse_atts( $m[3] ); if ( ! is_callable( $shortcode_tags[ $tag ] ) ) { _doing_it_wrong( __FUNCTION__, /* translators: %s: Shortcode tag. */ sprintf( __( 'Attempting to parse a shortcode without a valid callback: %s' ), $tag ), '4.3.0' ); return $m[0]; } /** * Filters whether to call a shortcode callback. * * Returning a non-false value from filter will short-circuit the * shortcode generation process, returning that value instead. * * @since 4.7.0 * * @param false|string $output Short-circuit return value. Either false or the value to replace the shortcode with. * @param string $tag Shortcode name. * @param array|string $attr Shortcode attributes array or the original arguments string if it cannot be parsed. * @param array $m Regular expression match array. */ $return = apply_filters( 'pre_do_shortcode_tag', false, $tag, $attr, $m ); if ( false !== $return ) { return $return; } $content = isset( $m[5] ) ? $m[5] : null; $output = $m[1] . call_user_func( $shortcode_tags[ $tag ], $attr, $content, $tag ) . $m[6]; /** * Filters the output created by a shortcode callback. * * @since 4.7.0 * * @param string $output Shortcode output. * @param string $tag Shortcode name. * @param array|string $attr Shortcode attributes array or the original arguments string if it cannot be parsed. * @param array $m Regular expression match array. */ return apply_filters( 'do_shortcode_tag', $output, $tag, $attr, $m ); } /** * Searches only inside HTML elements for shortcodes and process them. * * Any [ or ] characters remaining inside elements will be HTML encoded * to prevent interference with shortcodes that are outside the elements. * Assumes $content processed by KSES already. Users with unfiltered_html * capability may get unexpected output if angle braces are nested in tags. * * @since 4.2.3 * * @param string $content Content to search for shortcodes. * @param bool $ignore_html When true, all square braces inside elements will be encoded. * @param array $tagnames List of shortcodes to find. * @return string Content with shortcodes filtered out. */ function do_shortcodes_in_html_tags( $content, $ignore_html, $tagnames ) { // Normalize entities in unfiltered HTML before adding placeholders. $trans = array( '[' => '[', ']' => ']', ); $content = strtr( $content, $trans ); $trans = array( '[' => '[', ']' => ']', ); $pattern = get_shortcode_regex( $tagnames ); $textarr = wp_html_split( $content ); foreach ( $textarr as &$element ) { if ( '' === $element || '<' !== $element[0] ) { continue; } $noopen = ! str_contains( $element, '[' ); $noclose = ! str_contains( $element, ']' ); if ( $noopen || $noclose ) { // This element does not contain shortcodes. if ( $noopen xor $noclose ) { // Need to encode stray '[' or ']' chars. $element = strtr( $element, $trans ); } continue; } if ( $ignore_html || str_starts_with( $element, '