Button Block: Add back compat for WP6.4 regarding HTML Tag Processor (W…

…ordPress#63082) * Button Block: Add back compat for WP6.4 regarding HTML tag processor * Don't use conditional statement * Update packages/block-library/src/button/index.php Re-add conditional statement Co-authored-by: Anton Vlasenko <[email protected]> * Fix lint and update comment * Remove space --------- Co-authored-by: t-hamano <[email protected]> Co-authored-by: dmsnell <[email protected]> Co-authored-by: anton-vlasenko <[email protected]> Co-authored-by: talldan <[email protected]> Co-authored-by: ndiego <[email protected]> Co-authored-by: beckej13820 <[email protected]>
carstingaxion · Jul 18, 2024 · 5596a8b · 5596a8b
1 parent bebc670
commit 5596a8b
Showing 1 changed file with 14 additions and 1 deletion.
diff --git a/packages/block-library/src/button/index.php b/packages/block-library/src/button/index.php
@@ -17,7 +17,20 @@
  * @return string The block content.
  */
 function render_block_core_button( $attributes, $content ) {
-	$p = new WP_HTML_Tag_Processor( $content );
+	/*
+	 * The current Gutenberg plugin supports WordPress 6.4, but the next_token()
+	 * method does not exist in WordPress 6.4. Therefore, if Gutenberg is used
+	 * as a plugin, use the Gutenberg class that has the `next_token()` method.
+	 *
+	 * TODO: After the Gutenberg plugin drops support for WordPress 6.4, this
+	 * conditional statement will be removed and the core class `WP_HTML_Tag_Processor`
+	 * should be used.
+	 */
+	if ( defined( 'IS_GUTENBERG_PLUGIN' ) && IS_GUTENBERG_PLUGIN && class_exists( 'Gutenberg_HTML_Tag_Processor_6_5' ) ) {
+		$p = new Gutenberg_HTML_Tag_Processor_6_5( $content );
+	} else {
+		$p = new WP_HTML_Tag_Processor( $content );
+	}
 
 	/*
 	 * The button block can render an `<a>` or `<button>` and also has a