Use serialize_blocks to store custom blocks in markdown

WordPress · Dec 30, 2024 · c07add9 · c07add9
1 parent 724e177
commit c07add9
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Showing 2 changed files with 14 additions and 11 deletions.
diff --git a/packages/playground/data-liberation-markdown/src/WP_Blocks_To_Markdown.php b/packages/playground/data-liberation-markdown/src/WP_Blocks_To_Markdown.php
@@ -217,16 +217,14 @@ private function block_to_markdown($block) {
                 return "\n---\n\n";
 
             default:
-                $markdown = [];
-                if($inner_html){
-                    $markdown[] = "```block";
-                    $markdown[] = "<!-- {$block_name} -->";
-                    $markdown[] = $inner_html;
-                    $markdown[] = "<!-- /{$block_name} -->";
-                    $markdown[] = "```";
-                } else {
-                    $markdown[] = "<!-- {$block_name} /-->";
+                // Short-circuit empty entries produced by the block parser.
+                if(!$block_name) {
+                    return '';
                 }
+                $markdown = [];
+                $markdown[] = "```block";
+                $markdown[] = serialize_block($block);
+                $markdown[] = "```";
                 return implode("\n", $markdown);
         }
     }

diff --git a/packages/playground/data-liberation-markdown/src/WP_Markdown_To_Blocks.php b/packages/playground/data-liberation-markdown/src/WP_Markdown_To_Blocks.php
@@ -165,8 +165,13 @@ private function convert_markdown_to_blocks() {
 						if ( method_exists( $node, 'getInfo' ) && $node->getInfo() ) {
 							$attrs['language'] = preg_replace( '/[ \t\r\n\f].*/', '', $node->getInfo() );
 						}
-						$this->push_block( 'code', $attrs );
-						$this->append_content( '<pre class="wp-block-code"><code>' . trim( str_replace( "\n", '<br>', htmlspecialchars( $node->getLiteral() ) ) ) . '</code></pre>' );
+                        if('block' === $attrs['language']) {
+                            // This is a special case for preserving block literals that could not be expressed as markdown.
+                            $this->append_content( "\n" . $node->getLiteral() . "\n" );
+                        } else {
+                            $this->push_block( 'code', $attrs );
+                            $this->append_content( '<pre class="wp-block-code"><code>' . trim( str_replace( "\n", '<br>', htmlspecialchars( $node->getLiteral() ) ) ) . '</code></pre>' );
+                        }
 						break;
 
 					case ExtensionBlock\HtmlBlock::class: