Wordpress Post Migration

wp_post_migration.php

<?php

/**
 * Wordpress migration from another wordpress site via its API
 */

$path = '/home/websitefolder/public';
$wordpressUrl = 'https://migratingwordpresssite.com';
$redisHost = '127.0.0.1';

require $path.'/wp-load.php';

/**
 * Get the post of the WP site to migrate.
 *
 * @return void
 */
function getPost(string $url)
{
    $pages = 100;
    for ($i = 1; $i < $pages; $i++) {
        $posts = file_get_contents($url . $i . '&_embed');
        $posts = json_decode($posts);

        yield $posts;
    }
}

$redis = new Redis();
$redis->connect($redisHost, 6379);

$archivoUrl = $wordpressUrl.'/wp-json/wp/v2/posts?page=';

foreach (getPost($archivoUrl) as $posts) {
    foreach ($posts as $post) {

        $slug = $post->slug;
        //ok we have already inserted this , continue
        if ($redis->get($slug)) {
            continue;
        }

        $embbed = 'wp:featuredmedia';

        if (isset($post->_embedded->$embbed[0]->source_url)) {
            $imageUrl = $post->_embedded->$embbed[0]->source_url;
        }

        $post = [
            'post_content' => html_entity_decode($post->content->rendered), // The full text of the post.
            'post_name' => $slug, // The name (slug) for your post
            'post_title' => html_entity_decode($post->title->rendered), // The title of your post.
            'post_status' => $post->status, // Default 'draft'.
            'post_type' => $post->type, // Default 'post'.
            'post_author' => $post->author, // The user ID number of the author. Default is the current user ID.
            'ping_status' => $post->ping_status, // Pingbacks or trackbacks allowed. Default is the option 'default_ping_status'.
            'post_excerpt' => $post->excerpt->rendered, // For all your post excerpt needs.
            'post_date' => $post->date, // The time post was made.
            'post_date_gmt' => $post->date_gmt, // The time post was made, in GMT.
            'comment_status' => $post->comment_status, // Default is the option 'default_comment_status', or 'closed'.
            'tags_input' => $post->tags, // Default empty.
            'post_category' => $post->categories, // Default empty.
        ];

        //save to WP + Image

        $postId = wp_insert_post($post);

        if ($imageUrl) {
            if ($imageContent = @file_get_contents($imageUrl)) {
                $imageName = basename($imageUrl);
                file_put_contents($imageName, $imageContent);
            }
        }

        $wp_filetype = wp_check_filetype($imageName, null);

        if ($imageName) {
            $attachment_data = [
                'post_mime_type' => $wp_filetype['type'],
                'post_title' => sanitize_file_name($imageName),
                'post_content' => '',
                'post_status' => 'inherit'
            ];

            $attach_id = wp_insert_attachment($attachment_data, $imageName, $postId);
        }

        if ($postId) {
            $redis->set($slug, 1);
        }

        echo "Post Migrated {$slug} - ID : $postId ".PHP_EOL;
    }
}