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tomfinitely/multisite-reusable-blocks.php

Created June 20, 2024 15:43
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Revisions

  1. Tom Finley created this gist Jun 20, 2024.
    73 changes: 73 additions & 0 deletions multisite-reusable-blocks.php
    View file
    Original file line number Diff line number Diff line change
    @@ -0,0 +1,73 @@
    /**
    * Sync the reusable blocks between the sites of the multisite.
    *
    * @param int $post_id The post id.
    * @param WP_Post $post The post object.
    */
    add_action( 'publish_wp_block', 'slug_sync_reusable_blocks', 10, 2 );
    function slug_sync_reusable_blocks( $post_id, $post ) {
    // Check if the post already has a sync_hash or create one.
    if ( get_post_meta( $post_id, 'sync_hash', true ) !== '' ) {
    $sync_hash = get_post_meta( $post_id, 'sync_hash', true );
    } else {
    $sync_hash = uniqid( $post->post_title );
    update_post_meta( $post_id, 'sync_hash', $sync_hash );
    }
    $current_site_id = get_current_blog_id();

    // Get the site IDs.
    $sites = get_sites(
    [
    'fields' => 'ids',
    ]
    );

    remove_action( 'publish_wp_block', 'slug_sync_reusable_blocks', 10 );
    foreach ( $sites as $site_id ) {
    if ( $current_site_id !== $site_id ) {
    switch_to_blog( $site_id );
    // Check if we already synced the block and only need to update it.
    $existing_block_query = new WP_Query(
    [
    'post_type' => 'wp_block',
    'no_found_rows' => true,
    'update_post_meta_cache' => false,
    'update_post_term_cache' => false,
    'fields' => 'ids',
    'meta_key' => 'sync_hash',
    'meta_value' => $sync_hash,
    'posts_per_page' => 1,
    ]
    );

    if ( $existing_block_query->have_posts() ) {
    // Update the post.
    $existing_post_id = $existing_block_query->posts[0];
    wp_update_post(
    [
    'ID' => $existing_block_query->posts[0],
    'post_content' => $post->post_content,
    'post_title' => $post->post_title,
    'post_status' => 'publish',
    ]
    );
    } else {
    // Create the post if we do not have the block already.
    wp_insert_post(
    [
    'post_type' => 'wp_block',
    'post_content' => $post->post_content,
    'post_title' => $post->post_title,
    'post_status' => 'publish',
    'meta_input' =>
    [
    'sync_hash' => $sync_hash,
    ],
    ]
    );
    }
    restore_current_blog();
    }
    }
    add_action( 'publish_wp_block', 'slug_sync_reusable_blocks', 10, 2 );
    }