Update comments fields to use custom 'CommentField' class rather than 'Field' class

wire/modules/Fieldtype/FieldtypeComments/CommentField.php

@@ -0,0 +1,108 @@
+<?php namespace ProcessWire;
+
+/**
+ * ProcessWire Comments Field
+ *
+ * Custom “Field” class for Comments fields. 
+ *
+ * ProcessWire 3.x, Copyright 2019 by Ryan Cramer
+ * https://processwire.com
+ *
+ */
+
+class CommentField extends Field {
+
+	/**
+	 * Find comments matching given selector
+	 * 
+	 * @param $selectorString
+	 * @param array $options
+	 * @return CommentArray
+	 * 
+	 */
+	public function find($selectorString, array $options = array()) {
+		return $this->getFieldtype()->find($selectorString, $this, $options); 
+	}
+	
+	/**
+	 * Return total quantity of comments matching the selector
+	 *
+	 * @param string|null $selectorString Selector string with query
+	 * @return int
+	 *
+	 */
+	public function count($selectorString) {
+		return $this->getFieldtype()->count($selectorString, $this); 
+	}
+	
+	/**
+	 * Given a comment code or subcode, return the associated comment ID or 0 if it doesn't exist
+	 *
+	 * @param Page|int|string $page
+	 * @param string $code
+	 * @return Comment|null
+	 *
+	 */
+	public function getCommentByCode($page, $code) {
+		return $this->getFieldtype()->getCommentByCode($page, $this, $code);
+	}
+
+	/**
+	 * Get a comment by ID or NULL if not found
+	 *
+	 * @param Page|int|string $page
+	 * @param int $id
+	 * @return Comment|null
+	 *
+	 */
+	public function getCommentByID($page, $id) {
+		return $this->getFieldtype()->getCommentByID($page, $this, $id); 
+	}
+	
+	/**
+	 * Update specific properties for a comment
+	 *
+	 * @param Page $page
+	 * @param Comment $comment
+	 * @param array $properties Associative array of properties to update
+	 * @return mixed
+	 *
+	 */
+	public function updateComment(Page $page, Comment $comment, array $properties) {
+		return $this->getFieldtype()->updateComment($page, $this, $comment, $properties);
+	}
+
+	/**
+	 * Delete a given comment
+	 *
+	 * @param Page $page
+	 * @param Comment $comment
+	 * @param string $notes
+	 * @return mixed
+	 *
+	 */
+	public function deleteComment(Page $page, Comment $comment, $notes = '') {
+		return $this->getFieldtype()->deleteComment($page, $this, $comment, $notes);
+	}
+	
+	/**
+	 * Add a vote to the current comment from the current user/IP
+	 *
+	 * @param Page $page
+	 * @param Comment $comment
+	 * @param bool $up Specify true for upvote, or false for downvote
+	 * @return bool Returns true on success, false on failure or duplicate
+	 *
+	 */
+	public function voteComment(Page $page, Comment $comment, $up = true) {
+		return $this->getFieldtype()->voteComment($page, $this, $comment, $up); 
+	}
+
+	/**
+	 * @return FieldtypeComments|Fieldtype
+	 *
+	 */
+	public function getFieldtype() {
+		return parent::getFieldtype();
+	}
+}	

wire/modules/Fieldtype/FieldtypeComments/FieldtypeComments.module

@@ -21,6 +21,7 @@ require_once($dirname . "/CommentStars.php");
 require_once($dirname . "/CommentArray.php"); 
 require_once($dirname . "/CommentList.php"); 
 require_once($dirname . "/CommentForm.php"); 
+require_once($dirname . "/CommentField.php"); 
 
 /**
  * ProcessWire Comments Fieldtype
@@ -107,6 +108,10 @@ class FieldtypeComments extends FieldtypeMulti {
 		$inputfield->set('class', $this->className());
 		return $inputfield; 
 	}
+	
+	public function getFieldClass(array $a = array()) {
+		return 'CommentField';
+	}
 
 	/**
 	 * Update a query to match the text with a fulltext index