<?php

use Automattic\Jetpack\Assets;
use Automattic\Jetpack\Assets\Logo;
use Automattic\Jetpack\Constants;
use Automattic\Jetpack\Device_Detection\User_Agent_Info;
use Automattic\Jetpack\Licensing;
use Automattic\Jetpack\Redirect;

class Jetpack_Connection_Banner {
	/**
	 * @var Jetpack_Connection_Banner
	 **/
	private static $instance = null;

	static function init() {
		if ( is_null( self::$instance ) ) {
			self::$instance = new Jetpack_Connection_Banner();
		}

		return self::$instance;
	}

	/**
	 * Jetpack_Connection_Banner constructor.
	 *
	 * Since we call the Jetpack_Connection_Banner:init() method from the `Jetpack` class, and after
	 * the admin_init action fires, we know that the admin is initialized at this point.
	 */
	private function __construct() {
		add_action( 'current_screen', array( $this, 'maybe_initialize_hooks' ) );
	}

	/**
	 * The banner is forcibly displayed.
	 *
	 * @return bool
	 */
	public static function force_display() {
		/**
		 * This is an experiment for partners to test. Allow customization of the behavior of pre-connection banners.
		 *
		 * @since 8.6.0
		 *
		 * @param bool $always_show_prompt Should this prompt always appear? Default to false.
		 */
		return apply_filters( 'jetpack_pre_connection_prompt_helpers', false );
	}

	/**
	 * Can the banner be displayed for the given screen?
	 *
	 * @param \WP_Screen $current_screen Current WordPress screen.
	 *
	 * @return bool
	 */
	public static function can_be_displayed( $current_screen ) {
		$has_connected_owner = Jetpack::connection()->has_connected_owner();
		$is_connected        = Jetpack::is_connection_ready();
		$has_licenses        = ! empty( Licensing::instance()->stored_licenses() );

		// Don't show the connect notice if the site has a connected owner.
		if ( $has_connected_owner ) {
			return false;
		}

		// Don't show the connect notice if a userless connection is established and there are no stored licenses.
		// Stored licenses indicate that a purchased product may not be provisioned yet hence we need to keep
		// showing the notice to nudge the user to connect in order to have their product(s) provisioned.
		if ( $is_connected && ! $has_licenses ) {
			return false;
		}

		// Kill if banner has been dismissed and the pre-connection helpers filter is not set.
		if (
			Jetpack_Options::get_option( 'dismissed_connection_banner' ) &&
			! self::force_display()
		) {
			return false;
		}

		// Don't show the connect notice anywhere but the plugins.php after activating.
		if ( 'plugins' !== $current_screen->base && 'dashboard' !== $current_screen->base ) {
			return false;
		}

		if ( ! current_user_can( 'jetpack_connect' ) ) {
			return false;
		}

		return true;
	}

	/**
	 * Given a string for the the banner was added, and an int that represents the slide to
	 * a URL for, this function returns a connection URL with a from parameter that will
	 * support split testing.
	 *
	 * @since 7.2   Event key format is now banner-connect-banner-72-dashboard or connect-banner-72-plugins.
	 *              The param $slide_num was removed since we removed all slides but the first one.
	 * @since 4.4.0
	 *
	 * @param string $jp_version_banner_added A short version of when the banner was added. Ex. 44
	 *
	 * @return string
	 */
	function build_connect_url_for_slide( $jp_version_banner_added ) {
		global $current_screen;
		$url = Jetpack::init()->build_connect_url(
			true,
			false,
			sprintf( 'connect-banner-%s-%s', $jp_version_banner_added, $current_screen->base )
		);
		return add_query_arg( 'auth_approved', 'true', $url );
	}

	/**
	 * Will initialize hooks to display the new (as of 4.4) connection banner if the current user can
	 * connect Jetpack, if Jetpack has not been deactivated, and if the current page is the plugins page.
	 *
	 * @since 4.4.0
	 * @since 4.5.0 Made the new (as of 4.4) connection banner display to everyone by default.
	 * @since 5.3.0 Running another split test between 4.4 banner and a new one in 5.3.
	 * @since 7.2   B test was removed.
	 * @since 9.7   Moved the connection condition checking to this method to fulfill Licensing requirements.
	 *
	 * @param $current_screen
	 */
	function maybe_initialize_hooks( $current_screen ) {
		if ( ! self::can_be_displayed( $current_screen ) ) {
			return;
		}

		if ( ! empty( Licensing::instance()->stored_licenses() ) ) {
			add_action( 'admin_notices', array( $this, 'render_license_aware_banner' ) );
		} else {
			add_action( 'admin_notices', array( $this, 'render_banner' ) );
		}

		add_action( 'admin_enqueue_scripts', array( $this, 'enqueue_banner_scripts' ) );
		add_action( 'admin_print_styles', array( Jetpack::init(), 'admin_banner_styles' ) );

		if ( Jetpack::state( 'network_nag' ) ) {
			add_action( 'network_admin_notices', array( $this, 'network_connect_notice' ) );
		}

		// Only fires immediately after plugin activation
		if ( get_transient( 'activated_jetpack' ) ) {
			add_action( 'admin_notices', array( $this, 'render_connect_prompt_full_screen' ) );
			delete_transient( 'activated_jetpack' );
		}
	}

	/**
	 * Enqueues JavaScript for new connection banner.
	 *
	 * @since 4.4.0
	 */
	public static function enqueue_banner_scripts() {
		wp_enqueue_script(
			'jetpack-connection-banner-js',
			Assets::get_file_url_for_environment(
				'_inc/build/jetpack-connection-banner.min.js',
				'_inc/jetpack-connection-banner.js'
			),
			array( 'jquery' ),
			JETPACK__VERSION,
			true
		);

		wp_localize_script(
			'jetpack-connection-banner-js',
			'jp_banner',
			array(
				'ajax_url'              => admin_url( 'admin-ajax.php' ),
				'connectionBannerNonce' => wp_create_nonce( 'jp-connection-banner-nonce' ),
			)
		);
	}

	/**
	 * Enqueues JavaScript and CSS for new connect-in-place flow.
	 *
	 * @since 7.7
	 */
	public static function enqueue_connect_button_scripts() {
		global $is_safari;

		wp_enqueue_script(
			'jetpack-connect-button',
			Assets::get_file_url_for_environment(
				'_inc/build/connect-button.min.js',
				'_inc/connect-button.js'
			),
			array( 'jquery' ),
			JETPACK__VERSION,
			true
		);

		wp_enqueue_style(
			'jetpack-connect-button',
			Assets::get_file_url_for_environment(
				'css/jetpack-connect.min.css',
				'css/jetpack-connect.css'
			)
		);

		$jetpackApiUrl = wp_parse_url( Jetpack::connection()->api_url( '' ) );

		// Due to the limitation in how 3rd party cookies are handled in Safari and Opera,
		// we're falling back to the original flow.
		if ( $is_safari || User_Agent_Info::is_opera_desktop() || Constants::is_true( 'JETPACK_SHOULD_NOT_USE_CONNECTION_IFRAME' ) ) {
			$force_variation = 'original';
		} else {
			$force_variation = 'in_place';
		}

		$tracking = new Automattic\Jetpack\Tracking();
		$identity = $tracking->tracks_get_identity( get_current_user_id() );

		wp_localize_script(
			'jetpack-connect-button',
			'jpConnect',
			array(
				'apiBaseUrl'            => esc_url_raw( rest_url( 'jetpack/v4' ) ),
				'registrationNonce'     => wp_create_nonce( 'jetpack-registration-nonce' ),
				'apiNonce'              => wp_create_nonce( 'wp_rest' ),
				'apiSiteDataNonce'      => wp_create_nonce( 'wp_rest' ),
				'buttonTextRegistering' => __( 'Loading...', 'jetpack' ),
				'jetpackApiDomain'      => $jetpackApiUrl['scheme'] . '://' . $jetpackApiUrl['host'],
				'forceVariation'        => $force_variation,
				'connectInPlaceUrl'     => Jetpack::admin_url( 'page=jetpack#/setup' ),
				'dashboardUrl'          => Jetpack::admin_url( 'page=jetpack#/dashboard' ),
				'plansPromptUrl'        => Redirect::get_url( 'jetpack-connect-plans' ),
				'identity'              => $identity,
				'preFetchScript'        => plugins_url( '_inc/build/admin.js', JETPACK__PLUGIN_FILE ) . '?ver=' . JETPACK__VERSION,
			)
		);
	}

	/**
	 * Renders the new connection banner as of 4.4.0.
	 *
	 * @since 7.2   Copy and visual elements reduced to show the new focus of Jetpack on Security and Performance.
	 * @since 4.4.0
	 */
	public function render_banner() {
		?>
		<div id="message" class="updated jp-wpcom-connect__container">
			<div class="jp-wpcom-connect__container-top-text">
				<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24"><rect x="0" fill="none" width="24" height="24"/><g><path d="M12 2C6.477 2 2 6.477 2 12s4.477 10 10 10 10-4.477 10-10S17.523 2 12 2zm1 15h-2v-2h2v2zm0-4h-2l-.5-6h3l-.5 6z"/></g></svg>
				<span>
					<?php esc_html_e( 'You’re almost done. Set up Jetpack to enable powerful security and performance tools for WordPress.', 'jetpack' ); ?>
				</span>
			</div>
			<div class="jp-wpcom-connect__inner-container">

				<?php
				if ( ! $this->force_display() ) :
					?>

					<span
						class="notice-dismiss connection-banner-dismiss"
						title="<?php esc_attr_e( 'Dismiss this notice', 'jetpack' ); ?>">
					</span>

					<?php
				endif;
				?>

				<div class="jp-wpcom-connect__content-container">

					<!-- slide 1: intro -->
					<div class="jp-wpcom-connect__slide jp-wpcom-connect__slide-one jp__slide-is-active">

						<div class="jp-wpcom-connect__content-icon jp-connect-illo">
							<?php
							$logo = new Logo();
							echo $logo->render();
							?>
							<img
								src="<?php echo plugins_url( 'images/jetpack-powering-up.svg', JETPACK__PLUGIN_FILE ); ?>"
								class="jp-wpcom-connect__hide-phone-and-smaller"
								alt="
								<?php
								esc_attr_e(
									'Jetpack premium services offer even more powerful performance, security, ' .
									'and revenue tools to help you keep your site safe, fast, and help generate income.',
									'jetpack'
								);
								?>
								"
								height="auto"
								width="225"
								/>
						</div>

						<div class="jp-wpcom-connect__slide-text">
							<h2><?php esc_html_e( 'Simplify your site security and performance with Jetpack', 'jetpack' ); ?></h2>

							<p>
								<?php
								esc_html_e(
									'Jetpack protects you against brute force attacks and unauthorized logins. Basic protection ' .
									'is always free, while premium plans add unlimited backups of your whole site, spam protection, ' .
									'malware scanning, and automated fixes.',
									'jetpack'
								);
								?>
							</p>

							<p>
								<?php
								esc_html_e(
									'Activate site accelerator tools and watch your page load times decrease—we’ll ' .
									'optimize your images and serve them from our own powerful global network of servers, ' .
									'and speed up your mobile site to reduce bandwidth usage.',
									'jetpack'
								);
								?>
							</p>

							<div class="jp-banner__button-container">
								<span class="jp-banner__tos-blurb"><?php jetpack_render_tos_blurb(); ?></span>
								<a
										href="<?php echo esc_url( $this->build_connect_url_for_slide( '72' ) ); ?>"
										class="dops-button is-primary jp-banner__alt-connect-button">
									<?php esc_html_e( 'Set up Jetpack', 'jetpack' ); ?>
								</a>
							</div>

						</div>
					</div> <!-- end slide 1 -->
				</div>
			</div>
		</div>
		<?php
	}

	/**
	 * Renders the license-away version of the connection banner.
	 *
	 * @since 9.0.0
	 */
	public function render_license_aware_banner() {
		?>
		<div id="message" class="updated jp-wpcom-connect__container">
			<div class="jp-wpcom-connect__inner-container">
				<div class="jp-wpcom-connect__content-container">
					<!-- slide 1: intro -->
					<div class="jp-wpcom-connect__slide jp-wpcom-connect__slide-one jp__slide-is-active">

						<div class="jp-wpcom-connect__content-icon jp-connect-illo">
							<?php echo ( new Logo() )->render(); ?>
							<img
								src="<?php echo esc_url( plugins_url( 'images/jetpack-powering-up.svg', JETPACK__PLUGIN_FILE ) ); ?>"
								class="jp-wpcom-connect__hide-phone-and-smaller"
								alt="
								<?php
								esc_attr_e(
									'Jetpack premium services offer even more powerful performance, security, and revenue tools to help you keep your site safe, fast, and help generate income.',
									'jetpack'
								);
								?>
								"
								height="auto"
								width="225"
								/>
						</div>

						<div class="jp-wpcom-connect__slide-text">
							<h2 class="jp-wpcom-connect__quest">
								<svg class="gridicon gridicons-notice jp-wpcom-connect__quest-marker" height="38" width="38" viewBox="0 0 24 24">
									<g>
										<rect x="8" y="6" width="8" height="12" style="fill:#000000" />
										<path d="M12 2C6.477 2 2 6.477 2 12s4.477 10 10 10 10-4.477 10-10S17.523 2 12 2zm1 15h-2v-2h2v2zm0-4h-2l-.5-6h3l-.5 6z"></path>
									</g>
								</svg>
								<?php esc_html_e( 'Your Jetpack purchase needs completion! Please set up the plugin for your subscription.', 'jetpack' ); ?>
							</h2>

							<p>
								<?php
								esc_html_e(
									'Jetpack offers security, performance, and marketing tools made for WordPress sites by the WordPress experts. Set up Jetpack to enable new features for this site; don\'t let your subscription go to waste!',
									'jetpack'
								);
								?>
							</p>

							<div class="jp-banner__button-container">
								<span class="jp-banner__tos-blurb"><?php jetpack_render_tos_blurb(); ?></span>
								<a
									href="<?php echo esc_url( $this->build_connect_url_for_slide( '90' ) ); ?>"
									class="dops-button is-primary jp-banner__alt-connect-button">
									<?php esc_html_e( 'Set up Jetpack', 'jetpack' ); ?>
								</a>
							</div>

						</div>
					</div> <!-- end slide 1 -->
				</div>
			</div>
		</div>
		<?php
	}

	/**
	 * Renders the full-screen connection prompt.  Only shown once and on plugin activation.
	 */
	public static function render_connect_prompt_full_screen() {
		$current_screen = get_current_screen();
		if ( 'plugins' === $current_screen->base ) {
			$bottom_connect_url_from = 'full-screen-prompt';
		} else {
			$bottom_connect_url_from = 'landing-page-bottom';
		}

		$has_no_owner = ! Jetpack::connection()->has_connected_owner();
		?>
		<div class="jp-connect-full__container <?php echo $has_no_owner ? 'jp-jetpack-connect__userless' : ''; ?>"><div class="jp-connect-full__container-card">

				<?php if ( 'plugins' === $current_screen->base ) : ?>
					<?php
					$logo = new Logo();
					echo $logo->render();
					?>

					<?php
					if ( ! self::force_display() ) :
						?>

						<div class="jp-connect-full__dismiss">
							<svg class="jp-connect-full__svg-dismiss" xmlns="http://www.w3.org/2000/svg" width="24" height="24" viewBox="0 0 24 24"><title>Dismiss Jetpack Connection Window</title><rect x="0" fill="none" /><g><path d="M17.705 7.705l-1.41-1.41L12 10.59 7.705 6.295l-1.41 1.41L10.59 12l-4.295 4.295 1.41 1.41L12 13.41l4.295 4.295 1.41-1.41L13.41 12l4.295-4.295z"/></g></svg>
						</div>

						<?php
					endif;
					?>

				<?php endif; ?>

				<div id="jp-connect-full__step1-header" class="jp-connect-full__step-header">
					<h2 class="jp-connect-full__step-header-title"><?php esc_html_e( 'Activate essential WordPress security and performance tools by setting up Jetpack', 'jetpack' ); ?></h2>
				</div>

				<div id="jp-connect-full__step2-header" class="jp-connect-full__step-header">
					<h2 class="jp-connect-full__step-header-title"><?php esc_html_e( 'Jetpack is activated!', 'jetpack' ); ?><br /><?php esc_html_e( 'Unlock more amazing features by connecting a user account', 'jetpack' ); ?></h2>
				</div>

				<p class="jp-connect-full__tos-blurb">
					<?php jetpack_render_tos_blurb(); ?>
				</p>

				<p class="jp-connect-full__button-container">
					<a href="<?php echo esc_url( Jetpack::init()->build_connect_url( true, false, $bottom_connect_url_from ) ); ?>"
					   class="dops-button is-primary jp-connect-button">
						<?php esc_html_e( 'Set up Jetpack', 'jetpack' ); ?>
					</a>
				</p>

				<div class="jp-connect-full__row" id="jetpack-connection-cards">
					<div class="jp-connect-full__slide">
						<div class="jp-connect-full__slide-card illustration">
							<img
									src="<?php echo plugins_url( 'images/jetpack-connection-security.svg', JETPACK__PLUGIN_FILE ); ?>"
									alt="<?php esc_attr_e( 'Security & Backups', 'jetpack' ); ?>"
							/>
						</div>
						<div class="jp-connect-full__slide-card">
							<h3><?php esc_html_e( 'Always-on Security', 'jetpack' ); ?></h3>
							<ul>
								<li><?php esc_html_e( 'Stay one step ahead of security threats with automatic scanning, one-click fixes, and spam protection.', 'jetpack' ); ?></li>
								<li><?php esc_html_e( 'Real-time backups save every change and one-click restores get you back online quickly.', 'jetpack' ); ?></li>
								<li><?php esc_html_e( 'Free protection against brute force attacks and instant notifications if your site goes down.', 'jetpack' ); ?></li>
							</ul>
						</div>
					</div>
					<div class="jp-connect-full__slide">
						<div class="jp-connect-full__slide-card illustration">
							<img
									src="<?php echo plugins_url( 'images/jetpack-connection-performance.svg', JETPACK__PLUGIN_FILE ); ?>"
									alt="<?php esc_attr_e( 'Built-in Performance', 'jetpack' ); ?>"
							/>
						</div>
						<div class="jp-connect-full__slide-card">
							<h3><?php esc_html_e( 'Built-in Performance', 'jetpack' ); ?></h3>
							<ul>
								<li><?php esc_html_e( 'Keep people on your site longer with lightning-fast page load times through our free global CDN.', 'jetpack' ); ?></li>
								<li><?php esc_html_e( 'Speed up your mobile site and reduce bandwidth usage automatically.', 'jetpack' ); ?></li>
								<li><?php esc_html_e( 'Improve visitor engagement and sales with a customized search experience.', 'jetpack' ); ?></li>
							</ul>
						</div>
					</div>
				</div>

				<h2 class="jp-connect-full__testimonial"><?php esc_html_e( 'More than 5 million WordPress sites trust Jetpack for their website security and performance.', 'jetpack' ); ?></h2>

				<?php if ( 'plugins' === $current_screen->base ) : ?>

					<?php
					if ( ! self::force_display() ) :
						?>

						<p class="jp-connect-full__dismiss-paragraph">
							<a>
								<?php
								echo esc_html_x(
									'Not now, thank you.',
									'a link that closes the modal window that offers to connect Jetpack',
									'jetpack'
								);
								?>
							</a>
						</p>

						<?php
						endif;
					?>

				<?php endif; ?>
			</div>
		</div>
		<?php
	}

	/**
	 * Renders the legacy network connection banner.
	 */
	function network_connect_notice() {
		?>
		<div id="message" class="updated jetpack-message">
			<div class="squeezer">
				<h2>
					<?php
						echo wp_kses(
							__(
								'<strong>Jetpack is activated!</strong> Each site on your network must be connected individually by an admin on that site.',
								'jetpack'
							),
							array( 'strong' => array() )
						);
					?>
				</h2>
			</div>
		</div>
		<?php
	}
}
