From 12acab05c34c9632fb8054cf9d1045490497377f Mon Sep 17 00:00:00 2001
From: Antoine M <antoine.martinon@deligraph.com>
Date: Thu, 11 Apr 2024 11:06:54 +0200
Subject: [PATCH] handlign custom prefill for paper brochure form

---
 functions.php      |  1 +
 includes/forms.php | 38 ++++++++++++++++++++++++++++++++++++++
 2 files changed, 39 insertions(+)
 create mode 100644 includes/forms.php

diff --git a/functions.php b/functions.php
index bdb682d..12325b1 100644
--- a/functions.php
+++ b/functions.php
@@ -15,3 +15,4 @@ require_once(__DIR__ . '/includes/api.php');
 require_once(__DIR__ . '/includes/wysiwyg.php');
 require_once(__DIR__ . '/includes/search.php');
 require_once(__DIR__ . '/includes/rooting.php');
+require_once(__DIR__ . '/includes/forms.php');
diff --git a/includes/forms.php b/includes/forms.php
new file mode 100644
index 0000000..f4a6191
--- /dev/null
+++ b/includes/forms.php
@@ -0,0 +1,38 @@
+<?php
+
+add_filter('gform_pre_render_18', 'populate_posts');
+add_filter('gform_pre_validation_18', 'populate_posts');
+add_filter('gform_pre_submission_filter_18', 'populate_posts');
+add_filter('gform_admin_pre_render_18', 'populate_posts');
+
+function populate_posts($form)
+{
+
+	foreach ($form['fields'] as &$field) {
+		if ($field->type != 'checkbox' || strpos($field->inputName, 'publication-list') === false) {
+			continue;
+		}
+		
+		// you can add additional parameters here to alter the posts that are retrieved
+		// more info: http://codex.wordpress.org/Template_Tags/get_posts
+		$brochures_query = new WP_Query(array(
+			'post_type' => 'brochures',
+			'posts_per_page' => -1,
+			'post_status' => 'publish',
+		));
+
+		// $posts = get_posts('numberposts=-1&post_status=publish&post_type=brochures');
+
+		$choices = array();
+
+		foreach ($brochures_query->posts as $post) {
+			$choices[] = array('text' => $post->post_title, 'value' => $post->post_title);
+		}
+
+		// update 'Select a Post' to whatever you'd like the instructive option to be
+		$field->placeholder = 'Select a Post';
+		$field->choices = $choices;
+	}
+
+	return $form;
+}