init

wp-content/plugins/jetpack/extensions/blocks/premium-content/premium-content.php

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+<?php
+/**
+ * Premium Content Block.
+ *
+ * @package automattic/jetpack
+ */
+
+namespace Automattic\Jetpack\Extensions\Premium_Content;
+
+use Automattic\Jetpack\Blocks;
+use Jetpack_Gutenberg;
+use WP_Post;
+use const Automattic\Jetpack\Extensions\Subscriptions\META_NAME_CONTAINS_PAID_CONTENT;
+
+require_once __DIR__ . '/_inc/access-check.php';
+require_once __DIR__ . '/logged-out-view/logged-out-view.php';
+require_once __DIR__ . '/subscriber-view/subscriber-view.php';
+require_once __DIR__ . '/buttons/buttons.php';
+require_once __DIR__ . '/login-button/login-button.php';
+require_once JETPACK__PLUGIN_DIR . 'extensions/blocks/subscriptions/constants.php';
+
+/**
+ * Registers the block for use in Gutenberg
+ * This is done via an action so that we can disable
+ * registration if we need to.
+ */
+function register_block() {
+
+	require_once JETPACK__PLUGIN_DIR . '/modules/memberships/class-jetpack-memberships.php';
+	if ( \Jetpack_Memberships::should_enable_monetize_blocks_in_editor() ) {
+		Blocks::jetpack_register_block(
+			__DIR__,
+			array(
+				'render_callback'  => __NAMESPACE__ . '\render_block',
+				'provides_context' => array(
+					'premium-content/planId'  => 'selectedPlanId', // Deprecated.
+					'premium-content/planIds' => 'selectedPlanIds',
+					'isPremiumContentChild'   => 'isPremiumContentChild',
+				),
+			)
+		);
+	}
+
+	register_post_meta(
+		'post',
+		META_NAME_CONTAINS_PAID_CONTENT,
+		array(
+			'show_in_rest'  => true,
+			'single'        => true,
+			'type'          => 'boolean',
+			'auth_callback' => function () {
+				return wp_get_current_user()->has_cap( 'edit_posts' );
+			},
+		)
+	);
+
+	// This ensures Jetpack will sync this post meta to WPCOM.
+	add_filter(
+		'jetpack_sync_post_meta_whitelist',
+		function ( $allowed_meta ) {
+			return array_merge(
+				$allowed_meta,
+				array(
+					META_NAME_CONTAINS_PAID_CONTENT,
+				)
+			);
+		}
+	);
+
+	add_action( 'wp_after_insert_post', __NAMESPACE__ . '\add_paid_content_post_meta', 99, 2 );
+}
+add_action( 'init', __NAMESPACE__ . '\register_block' );
+
+/**
+ * Render callback.
+ *
+ * @param array  $attributes Array containing the block attributes.
+ * @param string $content    String containing the block content.
+ *
+ * @return string
+ */
+function render_block( $attributes, $content ) {
+	if ( ! pre_render_checks() ) {
+		return '';
+	}
+
+	// Render the Stripe nudge when Stripe is unconnected
+	if ( ! membership_checks() ) {
+		$stripe_nudge = render_stripe_nudge();
+		return $stripe_nudge . $content;
+	}
+
+	// We don't use FEATURE_NAME here because styles are not in /container folder.
+	Jetpack_Gutenberg::load_assets_as_required( 'premium-content' );
+	return $content;
+}
+
+/**
+ * Server-side rendering for the stripe connection nudge.
+ *
+ * @return string Final content to render.
+ */
+function render_stripe_nudge() {
+	if ( defined( 'IS_WPCOM' ) && IS_WPCOM ) {
+		\require_lib( 'memberships' );
+		$blog_id  = get_current_blog_id();
+		$settings = (array) \get_memberships_settings_for_site( $blog_id );
+
+		return stripe_nudge(
+			$settings['connect_url'],
+			__( 'Connect to Stripe to use this block on your site.', 'jetpack' ),
+			__( 'Connect', 'jetpack' )
+		);
+	} else {
+		// On WoA sites, the Stripe connection url is not easily available
+		// server-side, so we redirect them to the post in the editor in order
+		// to connect.
+		return stripe_nudge(
+			get_edit_post_link( get_the_ID() ),
+			__( 'Connect to Stripe in the editor to use this block on your site.', 'jetpack' ),
+			__( 'Edit post', 'jetpack' )
+		);
+	}
+}
+
+/**
+ * Render the stripe nudge.
+ *
+ * @param string $checkout_url Url for the CTA.
+ * @param string $description  Text of the nudge.
+ * @param string $button_text  Text of the button.
+ *
+ * @return string Final content to render.
+ */
+function stripe_nudge( $checkout_url, $description, $button_text ) {
+	require_once JETPACK__PLUGIN_DIR . '_inc/lib/components.php';
+	return \Jetpack_Components::render_frontend_nudge(
+		array(
+			'checkoutUrl' => $checkout_url,
+			'description' => $description,
+			'buttonText'  => $button_text,
+		)
+	);
+}
+
+/**
+ * Add a meta to prevent publication on firehose, ES AI or Reader
+ *
+ * @param int     $post_id Post id.
+ * @param WP_Post $post Post being saved.
+ * @return void
+ */
+function add_paid_content_post_meta( int $post_id, WP_Post $post ) {
+	if ( $post->post_type !== 'post' && $post->post_type !== 'page' ) {
+		return;
+	}
+
+	$contains_paid_content = has_block( 'premium-content/container', $post );
+	if ( $contains_paid_content ) {
+		update_post_meta(
+			$post_id,
+			META_NAME_CONTAINS_PAID_CONTENT,
+			$contains_paid_content
+		);
+	}
+	if ( ! $contains_paid_content ) {
+		delete_post_meta(
+			$post_id,
+			META_NAME_CONTAINS_PAID_CONTENT
+		);
+	}
+}