From 4e47c6022bbf4b5eab36052a70c4dbec5e62d008 Mon Sep 17 00:00:00 2001
From: Harald Atteneder <urbantrout@users.noreply.github.com>
Date: Thu, 8 Jul 2021 13:22:10 +0200
Subject: [PATCH] Add skipFieldHandles config setting
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Add `skipFieldHandles` to opt-out of populating certain fields.

Useful if you want to avoid getting your matrix field deleted on every import…
---
 src/services/Process.php | 13 +++++++++++++
 1 file changed, 13 insertions(+)

diff --git a/src/services/Process.php b/src/services/Process.php
index 38f7bc85..eb26f3ef 100644
--- a/src/services/Process.php
+++ b/src/services/Process.php
@@ -369,6 +369,19 @@ public function processFeed($step, $feed, &$processedElementIds)
         // Set the attributes for the element
         $element->setAttributes($attributeData, false);
 
+        // We can opt-out of populating certain fields
+        $skipFieldHandles = Plugin::$plugin->service->getConfig('skipFieldHandles', $feed['id']);
+
+        if ($skipFieldHandles) {
+            $feed['fieldMapping'] = array_filter($feed['fieldMapping'], function ($fieldInfo, $fieldHandle) use ($skipFieldHandles) {
+                $skip = in_array($fieldHandle, $skipFieldHandles);
+                if ($skip) {
+                    Plugin::info('Skipped `{field}` due to config setting.', ['field' => $fieldHandle]);
+                }
+                return !$skip;
+            }, ARRAY_FILTER_USE_BOTH);
+        }
+
         // Then, do the same for custom fields. Again, this should be done after populating the element attributes
         foreach ($feed['fieldMapping'] as $fieldHandle => $fieldInfo) {
             if (Hash::get($fieldInfo, 'field')) {