post HTML regeneration

app/Console/Commands/RegenerateHtml.php

@@ -0,0 +1,48 @@
+<?php
+
+namespace App\Console\Commands;
+
+use App\Models\Post;
+use Illuminate\Console\Command;
+use League\CommonMark\CommonMarkConverter;
+use Illuminate\Support\Str;
+
+class RegenerateHtml extends Command
+{
+    /**
+     * The name and signature of the console command.
+     *
+     * @var string
+     */
+    protected $signature = 'posts:regenerate_html';
+
+    /**
+     * The console command description.
+     *
+     * @var string
+     */
+    protected $description = 'Recalculate the HTML excerpts and content fields from original Markdown';
+
+    /**
+     * Execute the console command.
+     *
+     * @return int
+     */
+    public function handle()
+    {
+        $markdown = new CommonMarkConverter([
+            'allow_unsafe_links' => true,
+        ]);
+        Post::chunk(100, function($posts) use($markdown) {
+            foreach($posts as $post) {
+                $post->content_html = $markdown->convert($post->content);
+                $post->excerpt_html = Str::words($post->content_html, config('app.brief_limit'), '…');
+                if (class_exists('\tidy')) {
+                    $post->excerpt_html = \tidy::repairString($post->excerpt_html);
+                }
+                $post->save();
+            }
+        });
+        return 0;
+    }
+}

database/migrations/2022_08_09_064202_markdown_fields.php

@@ -14,11 +14,11 @@ return new class extends Migration
     public function up()
     {
         Schema::table('posts', function (Blueprint $table) {
-            $table->text('content_html')->nullable();
-            $table->text('excerpt_html')->nullable();
+            $table->longText('content_html')->nullable();
+            $table->longText('excerpt_html')->nullable();
         });
         Schema::table('pages', function (Blueprint $table) {
-            $table->text('content_html')->nullable();
+            $table->longText('content_html')->nullable();
         });
     }
 
@@ -33,5 +33,8 @@ return new class extends Migration
             $table->dropColumn('content_html');
             $table->dropColumn('excerpt_html');
         });
+        Schema::table('pages', function (Blueprint $table) {
+            $table->dropColumn('content_html');
+        });
     }
 };