gcn-add-page-icon.php: Added filter(s) to add page icon when adding and updating a page.

Author: veryspry

gc-notion/gcn-add-page-icon.php

@@ -0,0 +1,29 @@
+<?php
+/**
+ * Gravity Connect // Notion // Add Page Icon
+ * https://gravitywiz.com/documentation/gravity-connect-notion/
+ *
+ * Notion page POST reference:
+ * https://developers.notion.com/reference/post-page
+ */
+
+/**
+ * Alternatively, you can use the `gcn_notion_page_data_add` or `gcn_notion_page_data_update` filters
+ * separately to add/change the icon only when adding or updating a page.
+ *
+ * See the full filter reference for more details:
+ * https://gravitywiz.com/documentation/gcn_notion_page_data/
+ */
+add_filter( 'gcn_notion_page_data', function( $page_data, $form, $entry, $feed ) {
+	/**
+	 * Modify the $emoji variable to change the icon. Note that the Notion API requires a single emoji character.
+	 */
+	$emoji = '🦚';
+
+	$page_data['icon'] = array(
+		'type'  => 'emoji',
+		'emoji' => $emoji,
+	);
+
+	return $page_data;
+}, 10, 4 );