From ff34603e8acc5c1bfe8704e4ad6a91dffd831934 Mon Sep 17 00:00:00 2001
From: Harald Eilertsen <haraldei@anduin.net>
Date: Tue, 19 Mar 2024 16:18:07 +0100
Subject: Copy class of img elements to imported posts.

This is mainly to capture the image alignment. Should probably refined a
bit to _only_ capture that. We'll see later.
---
 import-posts.php | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/import-posts.php b/import-posts.php
index 9c872c0..29fe0e8 100644
--- a/import-posts.php
+++ b/import-posts.php
@@ -140,12 +140,13 @@ function migrate_images( array $meta ) : array {
 	foreach ( array( 'custom_teaser', 'body' ) as $section ) {
 		if ( isset( $meta[$section] ) ) {
 			$body = preg_replace_callback(
-				'/<img src="([^"]*)" title="([^"]*)" alt="([^"]*)"[^>]*>/',
+				'/<img src="([^"]*)" title="([^"]*)" alt="([^"]*)"[^>]*( class="[^"]*")[^>]*>/',
 				function( array $matches ) use ( $post_date, &$thumb ) {
 					$remote_filename = get_real_image_name( $matches[1] );
 					$filename = basename( $remote_filename );
 					$title = $matches[2];
 					$alt = $matches[3];
+					$class = $matches[4] ?? '';
 
 					$uploads = wp_upload_dir( $post_date->format( 'Y/m' ) );
 					$target_file = implode( '/', array( $uploads['path'], $filename ) );
@@ -176,7 +177,7 @@ function migrate_images( array $meta ) : array {
 						$thumb = $attachment_id;
 						return '<!-- image moved to thumbnail -->';
 					} else {
-						return "<img src=\"{$target_url}\" title=\"{$title}\" alt=\"{$alt}\">";
+						return "<img src=\"{$target_url}\" title=\"{$title}\" alt=\"{$alt}\"{$class}>";
 					}
 				},
 				$meta[$section],
-- 
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