Prosellers Shell V2.0

Editing: class.jetpack-admin.php

Cancel

<?php // phpcs:ignore WordPress.Files.FileName.InvalidClassFileName
/**
 * Build the Jetpack admin menu as a whole.
 *
 * @package automattic/jetpack
 */

use Automattic\Jetpack\Admin_UI\Admin_Menu;
use Automattic\Jetpack\Current_Plan as Jetpack_Plan;
use Automattic\Jetpack\Partner_Coupon as Jetpack_Partner_Coupon;
use Automattic\Jetpack\Status;
use Automattic\Jetpack\Status\Host;

if ( ! defined( 'ABSPATH' ) ) {
	exit( 0 );
}

/**
 * Build the Jetpack admin menu as a whole.
 */
class Jetpack_Admin {

/**
	 * Static instance.
	 *
	 * @var Jetpack_Admin
	 */
	private static $instance = null;

/**
	 * Initialize and fetch the static instance.
	 *
	 * @return self
	 */
	public static function init() {
		if ( self::$instance === null ) {
			self::$instance = new Jetpack_Admin();
		}
		return self::$instance;
	}

/**
	 * Filter callback to add `no-store` to the `Cache-Control` header.
	 *
	 * @deprecated 14.9
	 * @param array $headers Headers array.
	 * @return array Modified headers array.
	 */
	public static function add_no_store_header( $headers ) {
		_deprecated_function( __METHOD__, '14.9' );
		$headers['Cache-Control'] .= ', no-store';
		return $headers;
	}

/** Constructor. */
	private function __construct() {
		require_once JETPACK__PLUGIN_DIR . '_inc/lib/admin-pages/class.jetpack-react-page.php';
		$jetpack_react = new Jetpack_React_Page();

require_once JETPACK__PLUGIN_DIR . '_inc/lib/admin-pages/class.jetpack-settings-page.php';
		$fallback_page = new Jetpack_Settings_Page();

require_once JETPACK__PLUGIN_DIR . '_inc/lib/admin-pages/class-jetpack-about-page.php';
		$jetpack_about = new Jetpack_About_Page();

require_once JETPACK__PLUGIN_DIR . '_inc/lib/admin-pages/class-jetpack-ai-page.php';
		$jetpack_ai = new Jetpack_AI_Page();

add_action( 'admin_init', array( $jetpack_react, 'react_redirects' ), 0 );
		add_action( 'admin_menu', array( $jetpack_react, 'add_actions' ), 998 );
		add_action( 'admin_menu', array( $jetpack_react, 'remove_jetpack_menu' ), 2000 );
		add_action( 'jetpack_admin_menu', array( $jetpack_react, 'jetpack_add_settings_sub_nav_item' ) );
		add_action( 'jetpack_admin_menu', array( $this, 'admin_menu_debugger' ) );
		add_action( 'jetpack_admin_menu', array( $fallback_page, 'add_actions' ) );
		add_action( 'jetpack_admin_menu', array( $jetpack_about, 'add_actions' ) );
		add_action( 'jetpack_admin_menu', array( $jetpack_ai, 'add_actions' ) );

// Add redirect to current page for activation/deactivation of modules.
		add_action( 'jetpack_pre_activate_module', array( $this, 'fix_redirect' ), 10, 2 );
		add_action( 'jetpack_pre_deactivate_module', array( $this, 'fix_redirect' ), 10, 2 );

// Add module bulk actions handler.
		add_action( 'jetpack_unrecognized_action', array( $this, 'handle_unrecognized_action' ) );

if ( class_exists( 'Akismet_Admin' ) ) {
			// If the site has Jetpack Anti-spam, change the Akismet menu label and logo accordingly.
			$site_products         = array_column( Jetpack_Plan::get_products(), 'product_slug' );
			$has_anti_spam_product = count( array_intersect( array( 'jetpack_anti_spam', 'jetpack_anti_spam_monthly' ), $site_products ) ) > 0;

if ( Jetpack_Plan::supports( 'akismet' ) || Jetpack_Plan::supports( 'antispam' ) || $has_anti_spam_product ) {
				// Prevent Akismet from adding a menu item.
				add_action(
					'admin_menu',
					function () {
						remove_action( 'admin_menu', array( 'Akismet_Admin', 'admin_menu' ), 5 );
					},
					4
				);

// Add an Anti-spam menu item for Jetpack. This is handled automatically by the Admin_Menu as long as it has been initialized.
				Admin_Menu::init();
			}

// Render the unified Jetpack header/footer chrome on Akismet's admin pages by
			// consuming Akismet's `akismet_header` / `akismet_footer` action hooks. This does
			// not modify the Akismet plugin; it only registers callbacks on its own hooks.
			require_once JETPACK__PLUGIN_DIR . '_inc/lib/admin-pages/class-akismet-admin-chrome.php';
			$akismet_admin_chrome = new Akismet_Admin_Chrome();
			$akismet_admin_chrome->init_hooks();
		}

// Ensure an Additional CSS menu item is added to the Appearance menu whenever Jetpack is connected.
		add_action( 'admin_menu', array( $this, 'additional_css_menu' ) );

add_filter( 'jetpack_display_jitms_on_screen', array( $this, 'should_display_jitms_on_screen' ), 10, 2 );

// Register Jetpack partner coupon hooks.
		Jetpack_Partner_Coupon::register_coupon_admin_hooks( 'jetpack', Jetpack::admin_url() );

// Remove default WordPress admin footer on Jetpack pages only.
		add_filter( 'admin_footer_text', array( $this, 'maybe_remove_admin_footer_text' ) );
		add_filter( 'update_footer', array( $this, 'maybe_remove_admin_footer_version' ), 11 );
		add_filter( 'admin_body_class', array( $this, 'add_jetpack_admin_body_class' ) );
		add_action( 'admin_head', array( $this, 'add_footer_removal_styles' ) );

// Make WPDS design tokens resolve at runtime on the legacy/wrap_ui Jetpack
		// admin pages (Dashboard, Settings, Debugger) that don't ship their own
		// `:root{--wpds-*}` source. Delegates to Admin_Menu's shared enqueue API.
		add_action( 'admin_enqueue_scripts', array( $this, 'maybe_enqueue_design_tokens' ) );
	}

/**
	 * Handle our Additional CSS menu item and legacy page declaration.
	 *
	 * @since 11.0 . Prior to that, this function was located in custom-css-4.7.php (now custom-css.php).
	 */
	public static function additional_css_menu() {
		/*
		 * Custom CSS for the Customizer is deprecated for block themes as of WP 6.1, so we only expose it with a menu
		 * if the site already has existing CSS code.
		 */
		if ( wp_is_block_theme() ) {
			$styles = wp_get_custom_css();
			if ( ! $styles ) {
				return;
			}
		}

// If the site is a WoA site and the custom-css feature is not available, return.
		// See https://github.com/Automattic/jetpack/pull/19965 for more on how this menu item is dealt with on WoA sites.
		if ( ( new Host() )->is_woa_site() && ! ( in_array( 'custom-css', Jetpack::get_available_modules(), true ) ) ) {
			return;
		} elseif (
			class_exists( 'Jetpack' ) && (
				Jetpack::is_module_active( 'custom-css' ) || // If the Custom CSS module is enabled, add the Additional CSS menu item and link to the Customizer.
				( wp_is_block_theme() && ! empty( wp_get_custom_css() ) ) // Do the same if the theme is block-based but has existing custom CSS.
			)
		) {
			// Add in our legacy page to support old bookmarks and such.
			add_submenu_page( '', __( 'CSS', 'jetpack' ), __( 'Additional CSS', 'jetpack' ), 'edit_theme_options', 'editcss', array( __CLASS__, 'customizer_redirect' ) );

// Add in our new page slug that will redirect to the customizer.
			$hook = add_theme_page( __( 'CSS', 'jetpack' ), __( 'Additional CSS', 'jetpack' ), 'edit_theme_options', 'editcss-customizer-redirect', array( __CLASS__, 'customizer_redirect' ) );
			add_action( "load-{$hook}", array( __CLASS__, 'customizer_redirect' ) );
		}
	}

/**
	 * Handle the redirect for the customizer.  This is necessary because
	 * we can't directly add customizer links to the admin menu.
	 *
	 * @since 11.0 . Prior to that, this function was located in custom-css-4.7.php (now custom-css.php).
	 *
	 * There is a core patch in trac that would make this unnecessary.
	 *
	 * @link https://core.trac.wordpress.org/ticket/39050
	 *
	 * @return never
	 */
	public static function customizer_redirect() {
		wp_safe_redirect(
			self::customizer_link(
				array(
					'return_url' => wp_get_referer(),
				)
			)
		);
		exit( 0 );
	}

/**
	 * Build the URL to deep link to the Customizer.
	 *
	 * You can modify the return url via $args.
	 *
	 * @since 11.0 in this file. This method is also located in custom-css-4.7.php to cover legacy scenarios.
	 *
	 * @param array $args Array of parameters.
	 * @return string
	 */
	public static function customizer_link( $args = array() ) {
		if ( isset( $_SERVER['REQUEST_URI'] ) ) {
			$args = wp_parse_args(
				$args,
				array(
					'return_url' => rawurlencode( wp_unslash( $_SERVER['REQUEST_URI'] ) ), // phpcs:ignore WordPress.Security.ValidatedSanitizedInput.InputNotSanitized
				)
			);
		}

return add_query_arg(
			array(
				array(
					'autofocus' => array(
						'section' => 'custom_css',
					),
				),
				'return' => $args['return_url'],
			),
			admin_url( 'customize.php' )
		);
	}

/**
	 * Sort callback to put modules with `requires_connection` last.
	 *
	 * @param array $module1 Module data.
	 * @param array $module2 Module data.
	 * @return int Indicating the relative ordering of module1 and module2.
	 */
	public static function sort_requires_connection_last( $module1, $module2 ) {
		return ( (bool) $module1['requires_connection'] ) <=> ( (bool) $module2['requires_connection'] );
	}

/**
	 * Produce JS understandable objects of modules containing information for
	 * presentation like description, name, configuration url, etc.
	 */
	public function get_modules() {
		include_once JETPACK__PLUGIN_DIR . 'modules/module-info.php';
		$available_modules = Jetpack::get_available_modules();
		$active_modules    = Jetpack::get_active_modules();
		$modules           = array();
		$jetpack_active    = Jetpack::is_connection_ready() || ( new Status() )->is_offline_mode();
		$overrides         = Jetpack_Modules_Overrides::instance();
		foreach ( $available_modules as $module ) {
			$module_array = Jetpack::get_module( $module );
			if ( $module_array ) {
				/**
				 * Filters each module's short description.
				 *
				 * @since 3.0.0
				 *
				 * @param string $module_array['description'] Module description.
				 * @param string $module Module slug.
				 */
				$short_desc = apply_filters( 'jetpack_short_module_description', $module_array['description'], $module );
				// Fix: correct multibyte strings truncate with checking for mbstring extension.
				$short_desc_trunc = ( function_exists( 'mb_strlen' ) )
							? ( ( mb_strlen( $short_desc ) > 143 )
								? mb_substr( $short_desc, 0, 140 ) . '...'
								: $short_desc )
							: ( ( strlen( $short_desc ) > 143 )
								? substr( $short_desc, 0, 140 ) . '...'
								: $short_desc );

$module_array['module'] = $module;

$is_available = self::is_module_available( $module_array );

$module_array['activated']          = ( $jetpack_active ? in_array( $module, $active_modules, true ) : false );
				$module_array['deactivate_nonce']   = wp_create_nonce( 'jetpack_deactivate-' . $module );
				$module_array['activate_nonce']     = wp_create_nonce( 'jetpack_activate-' . $module );
				$module_array['available']          = $is_available;
				$module_array['unavailable_reason'] = $is_available ? false : self::get_module_unavailable_reason( $module_array );
				$module_array['short_description']  = $short_desc_trunc;
				$module_array['configure_url']      = Jetpack::module_configuration_url( $module );
				$module_array['override']           = $overrides->get_module_override( $module );
				$module_array['disabled']           = $is_available ? '' : 'disabled="disabled"';

ob_start();
				/**
				 * Allow the display of a "Learn More" button.
				 * The dynamic part of the action, $module, is the module slug.
				 *
				 * @since 3.0.0
				 */
				do_action( 'jetpack_learn_more_button_' . $module );
				$module_array['learn_more_button'] = ob_get_clean();

ob_start();
				/**
				 * Allow the display of information text when Jetpack is connected to WordPress.com.
				 * The dynamic part of the action, $module, is the module slug.
				 *
				 * @since 3.0.0
				 */
				do_action( 'jetpack_module_more_info_' . $module );

/**
				* Filter the long description of a module.
				*
				* @since 3.5.0
				*
				* @param string ob_get_clean() The module long description.
				* @param string $module The module name.
				*/
				$module_array['long_description'] = apply_filters( 'jetpack_long_module_description', ob_get_clean(), $module );

ob_start();
				/**
				 * Filter the search terms for a module
				 *
				 * Search terms are typically added to the module headers, under "Additional Search Queries".
				 *
				 * Use syntax:
				 * function jetpack_$module_search_terms( $terms ) {
				 *  $terms = _x( 'term 1, term 2', 'search terms', 'jetpack' );
				 *  return $terms;
				 * }
				 * add_filter( 'jetpack_search_terms_$module', 'jetpack_$module_search_terms' );
				 *
				 * @since 3.5.0
				 *
				 * @param string The search terms (comma-separated).
				 */
				echo apply_filters( 'jetpack_search_terms_' . $module, $module_array['additional_search_queries'] ); // phpcs:ignore WordPress.Security.EscapeOutput.OutputNotEscaped
				$module_array['search_terms'] = ob_get_clean();

$module_array['configurable'] = false;
				if (
					current_user_can( 'manage_options' ) &&
					/**
					 * Allow the display of a configuration link in the Jetpack Settings screen.
					 *
					 * @since 3.0.0
					 *
					 * @param string $module Module name.
					 * @param bool false Should the Configure module link be displayed? Default to false.
					 */
					apply_filters( 'jetpack_module_configurable_' . $module, false )
				) {
					$module_array['configurable'] = sprintf( '<a href="%1$s">%2$s</a>', esc_url( $module_array['configure_url'] ), __( 'Configure', 'jetpack' ) );
				}

$modules[ $module ] = $module_array;
			}
		}

uasort( $modules, array( 'Jetpack', 'sort_modules' ) );

if ( ! Jetpack::is_connection_ready() ) {
			uasort( $modules, array( __CLASS__, 'sort_requires_connection_last' ) );
		}

return $modules;
	}

/**
	 * Check if a module is available.
	 *
	 * @param array $module Module data.
	 */
	public static function is_module_available( $module ) {
		if ( ! is_array( $module ) || empty( $module ) ) {
			return false;
		}

/**
		 * We never want to show VaultPress as activatable through Jetpack.
		 */
		if ( 'vaultpress' === $module['module'] ) {
			return false;
		}

/*
		 * WooCommerce Analytics should only be available
		 * when running WooCommerce 3+
		 */
		if (
			'woocommerce-analytics' === $module['module']
			&& (
				! class_exists( 'WooCommerce' )
				|| version_compare( WC_VERSION, '3.0', '<' )
			)
		) {
			return false;
		}

/*
		 * In Offline mode, modules that require a site or user
		 * level connection should be unavailable.
		 */
		if ( ( new Status() )->is_offline_mode() ) {
			return ! ( $module['requires_connection'] || $module['requires_user_connection'] );
		}

/*
		 * Jetpack not connected.
		 */
		if ( ! Jetpack::is_connection_ready() ) {
			return false;
		}

/*
		 * Jetpack connected at a site level only. Make sure to make
		 * modules that require a user connection unavailable.
		 */
		if ( ! Jetpack::connection()->has_connected_owner() && $module['requires_user_connection'] ) {
			return false;
		}

return Jetpack_Plan::supports( $module['module'] );
	}

/**
	 * Returns why a module is unavailable.
	 *
	 * @param  array $module The module.
	 * @return string|false A string stating why the module is not available or false if the module is available.
	 */
	public static function get_module_unavailable_reason( $module ) {
		if ( ! is_array( $module ) || empty( $module ) ) {
			return false;
		}

if ( self::is_module_available( $module ) ) {
			return false;
		}

/**
		 * We never want to show VaultPress as activatable through Jetpack so return an empty string.
		 */
		if ( 'vaultpress' === $module['module'] ) {
			return '';
		}

/*
		 * WooCommerce Analytics should only be available
		 * when running WooCommerce 3+
		 */
		if (
			'woocommerce-analytics' === $module['module']
			&& (
					! class_exists( 'WooCommerce' )
					|| version_compare( WC_VERSION, '3.0', '<' )
				)
			) {
			return __( 'Requires WooCommerce 3+ plugin', 'jetpack' );
		}

/*
		 * In Offline mode, modules that require a site or user
		 * level connection should be unavailable.
		 */
		if ( ( new Status() )->is_offline_mode() ) {
			if ( $module['requires_connection'] || $module['requires_user_connection'] ) {
				return __( 'Unavailable in Offline mode', 'jetpack' );
			}
		}

/*
		 * Jetpack not connected.
		 */
		if ( ! Jetpack::is_connection_ready() ) {
			return __( 'Jetpack is not connected', 'jetpack' );
		}

/*
		 * Jetpack connected at a site level only and module requires a user connection.
		 */
		if ( ! Jetpack::connection()->has_connected_owner() && $module['requires_user_connection'] ) {
			return __( 'Requires a connected WordPress.com account', 'jetpack' );
		}

/*
		 * Plan restrictions.
		 */
		if ( ! Jetpack_Plan::supports( $module['module'] ) ) {
			return __( 'Not supported by current plan', 'jetpack' );
		}

return '';
	}

/**
	 * Handle an unrecognized action.
	 *
	 * @param string $action Action.
	 */
	public function handle_unrecognized_action( $action ) {
		switch ( $action ) {
			case 'bulk-activate':
				check_admin_referer( 'bulk-jetpack_page_jetpack_modules' );
				if ( ! current_user_can( 'jetpack_activate_modules' ) ) {
					break;
				}

$modules = isset( $_GET['modules'] ) ? array_map( 'sanitize_key', wp_unslash( (array) $_GET['modules'] ) ) : array();
				foreach ( $modules as $module ) {
					Jetpack::log( 'activate', $module );
					Jetpack::activate_module( $module, false );
				}
				// The following two lines will rarely happen, as Jetpack::activate_module normally exits at the end.
				wp_safe_redirect( wp_get_referer() );
				exit( 0 );
			case 'bulk-deactivate':
				check_admin_referer( 'bulk-jetpack_page_jetpack_modules' );
				if ( ! current_user_can( 'jetpack_deactivate_modules' ) ) {
					break;
				}

$modules = isset( $_GET['modules'] ) ? array_map( 'sanitize_key', wp_unslash( (array) $_GET['modules'] ) ) : array();
				foreach ( $modules as $module ) {
					Jetpack::log( 'deactivate', $module );
					Jetpack::deactivate_module( $module );
					Jetpack::state( 'message', 'module_deactivated' );
				}
				Jetpack::state( 'module', $modules );
				wp_safe_redirect( wp_get_referer() );
				exit( 0 );
			default:
				return;
		}
	}

/**
	 * Fix redirect.
	 *
	 * Apparently we redirect to the referrer instead of whatever WordPress
	 * wants to redirect to when activating and deactivating modules.
	 *
	 * @param string $module Module slug.
	 * @param bool   $redirect Should we exit after the module has been activated. Default to true.
	 */
	public function fix_redirect( $module, $redirect = true ) {
		if ( ! $redirect ) {
			return;
		}
		if ( wp_get_referer() ) {
			add_filter( 'wp_redirect', 'wp_get_referer' );
		}
	}

/**
	 * Add debugger admin menu.
	 */
	public function admin_menu_debugger() {
		require_once JETPACK__PLUGIN_DIR . '_inc/lib/debugger.php';
		Jetpack_Debugger::disconnect_and_redirect();
		$debugger_hook = add_submenu_page(
			'',
			__( 'Debugging Center', 'jetpack' ),
			'',
			'manage_options',
			'jetpack-debugger',
			array( $this, 'wrap_debugger_page' )
		);
		add_action( "admin_head-$debugger_hook", array( 'Jetpack_Debugger', 'jetpack_debug_admin_head' ) );
	}

/**
	 * Wrap debugger page.
	 */
	public function wrap_debugger_page() {
		nocache_headers();
		if ( ! current_user_can( 'manage_options' ) ) {
			die( '-1' );
		}
		Jetpack_Admin_Page::wrap_ui(
			array( $this, 'debugger_page' ),
			array(
				'is-wide'  => true,
				'show-nav' => false,
			)
		);
	}

/**
	 * Display debugger page.
	 */
	public function debugger_page() {
		require_once JETPACK__PLUGIN_DIR . '_inc/lib/debugger.php';
		Jetpack_Debugger::jetpack_debug_display_handler();
	}

/**
	 * Determines if JITMs should display on a particular screen.
	 *
	 * @param bool   $value The default value of the filter.
	 * @param string $screen_id The ID of the screen being tested for JITM display.
	 *
	 * @return bool True if JITMs should display, false otherwise.
	 */
	public function should_display_jitms_on_screen( $value, $screen_id ) {
		// Disable all JITMs on these pages.
		if (
		in_array(
			$screen_id,
			array(
				'jetpack_page_akismet-key-config',
				'admin_page_jetpack_modules',
			),
			true
		) ) {
			return false;
		}

return $value;
	}

/**
	 * Check if we're on a Jetpack admin page.
	 *
	 * Similar to how WooCommerce checks for its admin pages by comparing
	 * against known screen ID patterns.
	 *
	 * @return bool True if on a Jetpack admin page, false otherwise.
	 */
	private function is_jetpack_admin_page() {
		$screen = get_current_screen();
		if ( ! $screen ) {
			return false;
		}

// Check for Jetpack admin pages:
		// - toplevel_page_jetpack (main Jetpack menu page)
		// - toplevel_page_jetpack-network (Jetpack Network Admin menu page)
		// - jetpack_page_* (Jetpack submenu pages)
		// - admin_page_jetpack* (legacy/special Jetpack pages)
		// Or check if parent_base is 'jetpack' or 'jetpack-network' (submenu pages)
		return (
		$screen->id === 'toplevel_page_jetpack' ||
		$screen->id === 'toplevel_page_jetpack-network' ||
		str_starts_with( $screen->id, 'jetpack_page_' ) ||
		str_starts_with( $screen->id, 'admin_page_jetpack' ) ||
		$screen->parent_base === 'jetpack' ||
		$screen->parent_base === 'jetpack-network'
		);
	}

/**
	 * Add a body class to Jetpack admin pages.
	 *
	 * @param string $classes Space-separated list of CSS classes.
	 * @return string Modified class list.
	 */
	public function add_jetpack_admin_body_class( $classes ) {
		if ( $this->is_jetpack_admin_page() ) {
			return ltrim( trim( $classes ) . ' jetpack-admin-page ' );
		}
		return $classes;
	}

/**
	 * Add inline styles to remove footer padding on Jetpack pages.
	 *
	 * This needs to be inline because jetpack-admin.css is not loaded on
	 * React-powered admin pages (they use load_wrapper_styles instead).
	 */
	public function add_footer_removal_styles() {
		if ( ! $this->is_jetpack_admin_page() ) {
			return;
		}
		echo '<style>.jetpack-admin-page #wpbody-content { padding-bottom: 0; } .jetpack-admin-page #wpfooter { display: none; }</style>';
	}

/**
	 * Enqueues the shared WPDS design-tokens stylesheet on the legacy/wrap_ui pages.
	 *
	 * This is the admin_enqueue_scripts callback for the legacy Jetpack admin
	 * pages. The admin-ui package owns the handle and enqueues it on the
	 * modernized dashboards it registers; the legacy/wrap_ui pages (Dashboard,
	 * Settings, Debugger) aren't registered through Admin_Menu, so we cover them
	 * here via the central is_jetpack_admin_page() gate. The actual enqueue is
	 * delegated to the reusable Admin_Menu::enqueue_design_tokens() API so there
	 * is a single owner of the handle and no duplicated register/enqueue logic.
	 *
	 * @return void
	 */
	public function maybe_enqueue_design_tokens() {
		if ( ! $this->is_jetpack_admin_page() ) {
			return;
		}

// Guard against an older admin-ui being loaded ahead of this one by the
		// package autoloader's version-precedence resolution.
		if ( ! method_exists( Admin_Menu::class, 'enqueue_design_tokens' ) ) {
			return;
		}

Admin_Menu::enqueue_design_tokens();
	}

/**
	 * Remove the admin footer text on Jetpack pages.
	 *
	 * @param string $content The default footer text.
	 * @return string Empty string on Jetpack pages, original content otherwise.
	 */
	public function maybe_remove_admin_footer_text( $content ) {
		return $this->is_jetpack_admin_page() ? '' : $content;
	}

/**
	 * Remove the admin footer version on Jetpack pages.
	 *
	 * @param string $content The default footer version text.
	 * @return string Empty string on Jetpack pages, original content otherwise.
	 */
	public function maybe_remove_admin_footer_version( $content ) {
		return $this->is_jetpack_admin_page() ? '' : $content;
	}
}
Jetpack_Admin::init();

Editing: class.jetpack-admin.php

Upload Files

Create New

Change Permissions

Change Date

Rename Item

Confirm Delete