A simple PHP script that migrates Blog posts from Shopify to WordPress

shopify-wordpress-migration.php

set_time_limit(0);
ignore_user_abort(1);
error_reporting(E_ALL & ~E_NOTICE);
ini_set('display_errors', 'on');

require_once(dirname(__FILE__) . '/vendor/autoload.php');
require_once(ABSPATH . 'wp-admin/includes/media.php');
require_once(ABSPATH . 'wp-admin/includes/file.php');
require_once(ABSPATH . 'wp-admin/includes/image.php');

global $wpdb;

// API credentials
$config = array(
    'ApiKey' => '',
    'Password' => '',
    'ShopUrl' => 'yoursite.myshopify.com'
);


$shopify = new PHPShopify\ShopifySDK($config);

// The Blog ID from Shopify
$blog_id = '';
$blog = $shopify->Blog($blog_id)->Article->get();

foreach($blog as $b) {
    $post_id = wp_insert_post(array(
        'post_title' => $b['title'],
        'post_content' => $b['body_html'],
        'post_status' => 'publish',
        'post_date' => $b['published_at'],
        'post_excerpt' => $b['summary_html'],
        'post_author' => 1,
        'tags_input' => $b['tags']
    ));

    $cat = wp_set_post_categories($post_id, 2);

    $media = media_sideload_image($b['image']['src'], $post_id);
    if (!empty($media) && !is_wp_error($media)) {
        $args = array(
            'post_type' => 'attachment',
            'posts_per_page' => -1,
            'post_status' => 'any',
            'post_parent' => $post_id
        );

        $attachments = get_posts($args);

        if (isset($attachments) && is_array($attachments)) {
            foreach ($attachments as $attachment) {
                $image = wp_get_attachment_image_src($attachment->ID, 'full');
                if (strpos($media, $image[0]) !== false) {
                    set_post_thumbnail($post_id, $attachment->ID);
                    break;
                }
            }
        }
    }
}