is_admin()

Whether the current request is for an administrative interface page.

Description

Does not check if the user is an administrator; current_user_can() for checking roles and capabilities.

Return

(bool) True if inside ClassicPress administration interface, false otherwise.

Source

File: wp-includes/load.php 

function is_admin() {
	if ( isset( $GLOBALS['current_screen'] ) )
		return $GLOBALS['current_screen']->in_admin();
	elseif ( defined( 'WP_ADMIN' ) )
		return WP_ADMIN;

	return false;
}

Expand Source Code View on GitHub

Related

Used By

Used By
Used By Description
wp-includes/deprecated.php: wp_admin_bar_dashboard_view_site_menu()

Add the “Dashboard”/”Visit Site” menu.
wp-includes/customize/class-wp-customize-nav-menu-item-setting.php: WP_Customize_Nav_Menu_Item_Setting::sort_wp_get_nav_menu_items()

Re-apply the tail logic also applied on $items by wp_get_nav_menu_items().
wp-includes/general-template.php: wp_heartbeat_settings()

Default settings for heartbeat
wp-includes/general-template.php: get_bloginfo()

Retrieves information about the current site.
wp-includes/script-loader.php: script_concat_settings()

Determine the concatenation and compression settings for scripts and styles.
wp-includes/script-loader.php: wp_default_scripts()

Register all ClassicPress scripts.
wp-includes/class-wp-post-type.php: WP_Post_Type::add_rewrite_rules()

Adds the necessary rewrite rules for the post type.
wp-includes/class-wp-taxonomy.php: WP_Taxonomy::set_props()

Sets taxonomy properties.
wp-includes/class-wp-taxonomy.php: WP_Taxonomy::add_rewrite_rules()

Adds the necessary rewrite rules for the taxonomy.
wp-includes/class-wp-post-type.php: WP_Post_Type::set_props()

Sets post type properties.
wp-includes/class-wp-customize-widgets.php: WP_Customize_Widgets::schedule_customize_register()

Ensures widgets are available for all types of previews.
wp-includes/media.php: wp_enqueue_media()

Enqueues all scripts, styles, settings, and templates necessary to use all media JS APIs.
wp-includes/media.php: wp_video_shortcode()

Builds the Video shortcode output.
wp-includes/media.php: image_constrain_size_for_editor()

Scale down the default size of an image.
wp-includes/l10n.php: load_default_textdomain()

Load default translated strings based on locale.
wp-includes/l10n.php: load_plugin_textdomain()

Loads a plugin’s translated strings.
wp-includes/l10n.php: load_muplugin_textdomain()

Load the translated strings for a plugin residing in the mu-plugins directory.
wp-includes/l10n.php: load_theme_textdomain()

Load the theme’s translated strings.
wp-includes/l10n.php: _get_path_to_translation_from_lang_dir()

Gets the path to a translation file in the languages directory for the current locale.
wp-includes/class-wp-query.php: WP_Query::parse_query()

Parse a query string and set query type booleans.
wp-includes/nav-menu.php: wp_get_nav_menu_items()

Retrieves all menu items of a navigation menu.
wp-includes/admin-bar.php: is_admin_bar_showing()

Determine whether the admin bar should be showing.
wp-includes/admin-bar.php: wp_admin_bar_edit_menu()

Provide an edit link for posts and terms.
wp-includes/admin-bar.php: wp_admin_bar_search_menu()

Add search form.
wp-includes/admin-bar.php: wp_admin_bar_sidebar_toggle()

Add the sidebar toggle button.
wp-includes/admin-bar.php: wp_admin_bar_site_menu()

Add the “Site Name” menu.
wp-includes/admin-bar.php: wp_admin_bar_customize_menu()

Adds the “Customize” link to the Toolbar.
wp-includes/class-wp-admin-bar.php: WP_Admin_Bar::_render()
wp-includes/ms-load.php: ms_not_installed()

Displays a failure message.
wp-includes/link-template.php: network_home_url()

Retrieves the home URL for the current network.
wp-includes/link-template.php: get_home_url()

Retrieves the URL for a given site where the front end is accessible.
wp-includes/link-template.php: get_pagenum_link()

Retrieves the link for a page number.
wp-includes/functions.wp-scripts.php: wp_deregister_script()

Remove a registered script.
wp-includes/post-formats.php: _post_format_request()

Filters the request to allow for the format prefix.
wp-includes/class-wp-theme.php: WP_Theme::get_allowed_on_site()

Returns array of stylesheet names of themes allowed on the site.
wp-includes/theme.php: _wp_customize_include()

Includes and instantiates the WP_Customize_Manager class.
wp-includes/theme.php: _custom_header_background_just_in_time()

Registers the internal custom header and background routines.
wp-includes/theme.php: add_editor_style()

Add callback for custom TinyMCE editor stylesheets.
wp-includes/theme.php: remove_editor_styles()

Removes all visual editor stylesheets.
wp-includes/theme.php: get_theme_mods()

Retrieve all theme modifications.
wp-includes/theme.php: switch_theme()

Switches the theme.
wp-includes/option.php: wp_user_settings()

Saves and restores user interface settings stored in a cookie.
wp-includes/class-wp-customize-manager.php: WP_Customize_Manager::establish_loaded_changeset()

Establish the loaded changeset.
wp-includes/class-wp-customize-manager.php: WP_Customize_Manager::wp_loaded()

Register styles/scripts and initialize the preview of each setting
wp-includes/class-wp-customize-manager.php: WP_Customize_Manager::wp_redirect_status()

Prevents Ajax requests from following redirects when previewing a theme by issuing a 200 response instead of a 30x.
wp-includes/post-template.php: get_post_class()

Retrieves the classes for the post div as an array.
wp-includes/post-template.php: get_the_title()

Retrieve post title.
wp-includes/canonical.php: redirect_canonical()

Redirects incoming links to the proper URL based on the site url.
wp-includes/class-wp-locale-switcher.php: WP_Locale_Switcher::__construct()

Constructor.
wp-includes/class-wp-locale-switcher.php: WP_Locale_Switcher::switch_to_locale()

Switches the translations according to the given locale.
wp-includes/rest-api.php: get_rest_url()

Retrieves the URL to a REST endpoint on a site.
wp-includes/post.php: wp_get_attachment_url()

Retrieve the URL for an attachment.
wp-includes/class-wp.php: WP::parse_request()

Parse request to find correct ClassicPress query.
wp-includes/class-wp.php: WP::handle_404()

Set the Headers for 404, if nothing is found for requested URL.
wp-includes/class-wp-editor.php: _WP_Editors::editor_settings()
wp-includes/class-wp-editor.php: _WP_Editors::enqueue_default_editor()

Enqueue all editor scripts.
wp-includes/class-wp-editor.php: _WP_Editors::editor_js()

Print (output) the TinyMCE configuration and initialization scripts.
wp-includes/widgets.php: wp_convert_widget_settings()

Convert the widget settings from single to multi-widget format.
wp-includes/widgets.php: wp_widget_rss_output()

Display the RSS entries in a list.
wp-includes/widgets.php: wp_get_sidebars_widgets()

Retrieve full list of sidebars and their widget instance IDs.
wp-includes/functions.php: wp_auth_check_load()

Load the auth check for monitoring whether the user is still logged in.
wp-admin/includes/plugin.php: wp_add_privacy_policy_content()

Helper function for adding content to the Privacy Policy Guide.
wp-admin/includes/dashboard.php: cp_dashboard_petitions_output()

Display the ClassicPress petitions feeds.
Show 58 more used by Hide more used by

Changelog

Changelog
Version Description
WP-1.5.1 Introduced.