Create acf-shortcode-extended.php

acf-shortcode-extended.php

@@ -0,0 +1,68 @@
+<?php
+
+/**
+ * ACF Shortcode Extended
+ *
+ * @package           ShortcodeExtended
+ * @author            3n3a
+ * @copyright         2023 3n3a
+ * @license           GPL-2.0-or-later
+ *
+ * @wordpress-plugin
+ * Plugin Name:       ACF Shortcode Extended
+ * Plugin URI:        https://github.com/seemly/shortcode-extended
+ * Description:       Enable ACF custom field usage, in a shortcode, in Query Loop block
+ * Version:           0.0.2
+ * Requires at least: 6.0
+ * Author:            3n3a
+ * Author URI:        https://3n3a.ch
+ * Text Domain:       acf-shortcode-extended
+ * License:           GPL v2 or later
+ * License URI:       http://www.gnu.org/licenses/gpl-2.0.txt
+ */
+
+if(!class_exists('ACFShortcodeExtended'))
+{
+  class ACFShortcodeExtended
+  {
+    public function render($attributes, $content, $data)
+    {
+      // just a failsafe
+      if(!($data instanceof WP_Block))
+      {
+        return $content;
+      }
+
+      // if no ACF not activated or installed, then return early.
+      if(!function_exists('get_field'))
+      {
+        return $content;
+      }
+
+      // if no ACF shortcode found in content, then return early.
+      if(strpos($content, '[acf field="') === false)
+      {
+        return $content;
+      }
+
+      // Native functionality is to call `wpautop`, which means we lose access to the Post ID and ACF related data
+      return do_shortcode($content);
+    }
+  }
+
+  add_filter('register_block_type_args', function ($args, $name)
+  {
+    // Here we list the native blocks we are likely to include ACF shortcodes in.
+    // This list probably needs to be expanded, but suits my immediate requirements.
+    $validBlocks = ['core/shortcode', 'core/paragraph', 'core/list'];
+
+    // override the native render_callback function to ensure ACF shortcodes run as expected.
+    if(in_array($name, $validBlocks))
+    {
+      $args['render_callback'] = [new ShortcodeExtended, 'render'];
+    }
+
+    return $args;
+  }, 10, 2);
+
+}