From b190a38f19ed3710f4432b97bdf0b5f1cfac5349 Mon Sep 17 00:00:00 2001
From: Jaakko Lehtonen <jaakkolhlehtonen@gmail.com>
Date: Wed, 18 Jan 2023 16:20:38 +0200
Subject: [PATCH] Polylang compatibility

---
 src/Field.php                     |  8 ++++
 src/Field/Common/Translatable.php | 63 +++++++++++++++++++++++++++++++
 2 files changed, 71 insertions(+)
 create mode 100644 src/Field/Common/Translatable.php

diff --git a/src/Field.php b/src/Field.php
index 756e998..32c50dd 100644
--- a/src/Field.php
+++ b/src/Field.php
@@ -5,10 +5,18 @@
 
 namespace Geniem\ACF;
 
+use Geniem\ACF\Field\Common\Translatable;
+
 /**
  * Class Field
  */
 abstract class Field {
+
+    /**
+     * Import the translatable functionalities
+     */
+    use Translatable;
+
     /**
      * Field label.
      *
diff --git a/src/Field/Common/Translatable.php b/src/Field/Common/Translatable.php
new file mode 100644
index 0000000..44573ff
--- /dev/null
+++ b/src/Field/Common/Translatable.php
@@ -0,0 +1,63 @@
+<?php
+/**
+ * ACF Codifier Translatable trait
+ */
+
+namespace Geniem\ACF\Field\Common;
+
+/**
+ * Translatable trait
+ */
+trait Translatable {
+    /**
+     * The field translations value
+     *
+     * @var string
+     */
+    protected $translations;
+
+    /**
+     * Set field translations value
+     *
+     * @see https://polylang.pro/doc/working-with-acf-pro/#customize-acf-fields
+     *
+     * @throws \Geniem\ACF\Exception Throws error if translations is not valid.
+     * @param string $translations The translations value to set.
+     * @return self
+     */
+    public function set_translations( string $translations ) {
+        $category = \acf_get_field_type_prop( $this->type, 'category' );
+        if ( 'layout' === $category ) {
+            throw new \Geniem\ACF\Exception( self::class . ': set_translations() can\'t be called on this field type.' );
+        }
+
+        $choices = [ 'ignore', 'copy_once', 'sync' ];
+        switch ( $this->type ) {
+            case 'text':
+            case 'textarea':
+            case 'wysiwyg':
+            case 'oembed':
+            case 'url':
+            case 'email':
+                $choices[] = 'translate';
+                break;
+        }
+
+        if ( ! \in_array( $translations, $choices ) ) {
+            throw new \Geniem\ACF\Exception( self::class . ': set_translations() does not accept argument "' . $translations . '"' );
+        }
+
+        $this->translations = $translations;
+
+        return $this;
+    }
+
+    /**
+     * Get the field translations value
+     *
+     * @return string
+     */
+    public function get_translations() {
+        return $this->translations;
+    }
+}