124 lines
3.6 KiB
PHP
124 lines
3.6 KiB
PHP
<?php
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/**
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* Map block.
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*
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* @since 6.8.0
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*
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* @package Jetpack
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*/
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jetpack_register_block(
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'jetpack/map',
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array(
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'render_callback' => 'jetpack_map_block_load_assets',
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)
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);
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/**
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* Map block registration/dependency declaration.
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*
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* @param array $attr Array containing the map block attributes.
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* @param string $content String containing the map block content.
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*
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* @return string
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*/
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function jetpack_map_block_load_assets( $attr, $content ) {
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$api_key = Jetpack_Options::get_option( 'mapbox_api_key' );
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if ( class_exists( 'Jetpack_AMP_Support' ) && Jetpack_AMP_Support::is_amp_request() ) {
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static $map_block_counter = array();
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$id = get_the_ID();
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if ( ! isset( $map_block_counter[ $id ] ) ) {
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$map_block_counter[ $id ] = 0;
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}
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$map_block_counter[ $id ]++;
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$iframe_url = add_query_arg(
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array(
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'map-block-counter' => absint( $map_block_counter[ $id ] ),
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'map-block-post-id' => $id,
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),
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get_permalink()
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);
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$placeholder = preg_replace( '/(?<=<div\s)/', 'placeholder ', $content );
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return sprintf(
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'<amp-iframe src="%s" width="%d" height="%d" layout="responsive" allowfullscreen sandbox="allow-scripts">%s</amp-iframe>',
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esc_url( $iframe_url ),
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4,
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3,
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$placeholder
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);
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}
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Jetpack_Gutenberg::load_assets_as_required( 'map' );
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return preg_replace( '/<div /', '<div data-api-key="' . esc_attr( $api_key ) . '" ', $content, 1 );
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}
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/**
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* Render a page containing only a single Map block.
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*/
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function jetpack_map_block_render_single_block_page() {
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// phpcs:ignore WordPress.Security.NonceVerification
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$map_block_counter = isset( $_GET, $_GET['map-block-counter'] ) ? absint( $_GET['map-block-counter'] ) : null;
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// phpcs:ignore WordPress.Security.NonceVerification
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$map_block_post_id = isset( $_GET, $_GET['map-block-post-id'] ) ? absint( $_GET['map-block-post-id'] ) : null;
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if ( ! $map_block_counter || ! $map_block_post_id ) {
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return;
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}
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/* Create an array of all root-level DIVs that are Map Blocks */
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$post = get_post( $map_block_post_id );
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if ( ! class_exists( 'DOMDocument' ) ) {
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return;
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}
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$post_html = new DOMDocument();
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/** This filter is already documented in core/wp-includes/post-template.php */
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$content = apply_filters( 'the_content', $post->post_content );
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/* Suppress warnings */
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libxml_use_internal_errors( true );
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@$post_html->loadHTML( $content ); // phpcs:ignore WordPress.PHP.NoSilencedErrors.Discouraged
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libxml_use_internal_errors( false );
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$xpath = new DOMXPath( $post_html );
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$container = $xpath->query( '//div[ contains( @class, "wp-block-jetpack-map" ) ]' )->item( $map_block_counter - 1 );
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/* Check that we have a block matching the counter position */
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if ( ! $container ) {
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return;
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}
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/* Compile scripts and styles */
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ob_start();
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add_filter( 'jetpack_is_amp_request', '__return_false' );
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Jetpack_Gutenberg::load_assets_as_required( 'map' );
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wp_scripts()->do_items();
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wp_styles()->do_items();
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add_filter( 'jetpack_is_amp_request', '__return_true' );
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$head_content = ob_get_clean();
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/* Put together a new complete document containing only the requested block markup and the scripts/styles needed to render it */
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$block_markup = $post_html->saveHTML( $container );
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$api_key = Jetpack_Options::get_option( 'mapbox_api_key' );
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$page_html = sprintf(
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'<!DOCTYPE html><head><style>html, body { margin: 0; padding: 0; }</style>%s</head><body>%s</body>',
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$head_content,
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preg_replace( '/(?<=<div\s)/', 'data-api-key="' . esc_attr( $api_key ) . '" ', $block_markup, 1 )
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);
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echo $page_html; // phpcs:ignore WordPress.Security.EscapeOutput.OutputNotEscaped
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exit;
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}
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add_action( 'wp', 'jetpack_map_block_render_single_block_page' );
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