gppa-populate-acf-relationships.php: Fixed issue where error choices would be treated as actual choices which could result in odd behavior such as the current post being used.

Author: claygriffiths

gp-populate-anything/gppa-populate-acf-relationships.php

@@ -8,7 +8,7 @@
  * Plugin URI:   http:///gravitywiz.com.com/documentation/gravity-forms-populate-anything/
  * Description:  Populate each related post as a separate choice when populating data from an ACF Relationship custom field.
  * Author:       Gravity Wiz
- * Version:      0.1
+ * Version:      0.2
  * Author URI:   http://gravitywiz.com
  */
 add_filter( 'gppa_input_choices', function( $choices, $field ) {
@@ -17,10 +17,15 @@
 		return $choices;
 	}
 
+	if ( rgars( $choices, '0/gppaErrorChoice' ) ) {
+		return $choices;
+	}
+
 	$new_choices = array();
 
 	foreach ( $choices as $choice ) {
-		$post_ids = explode( ',', $choice['value'] );
+		$post_ids = array_filter( explode( ',', $choice['value'] ) );
+
 		foreach ( $post_ids as $post_id ) {
 			$new_choices[] = array(
 				'value' => $post_id,