gw-consolidate-multiple-list-fields-to-single-list-field.php: Added snippet to consolidate multiple list fields to a single list field.

Author: saifsultanc

gravity-forms/gw-consolidate-multiple-list-fields-to-single-list-field.php

@@ -0,0 +1,37 @@
+<?php
+/**
+ * Gravity Wiz // Gravity Forms // Consolidate Multiple List Fields into a Single List Field
+ * https://gravitywiz.com/
+ *
+ * Instruction Video: https://www.loom.com/share/8b45a92cf56249a982aa1aa6e1301778
+ *
+ * This snippet merges values from multiple list fields into a single list field.
+ */
+// Update "123" to your form ID.
+add_action( 'gform_post_submission_123', function ( $entry, $form ) {
+	// Define source field IDs and target field ID.
+	$source_field_ids = array( 1, 5, 4 );
+	$target_field_id  = 7;
+
+	$combined = array();
+
+	// Loop through source field IDs and merge their unserialized values.
+	foreach ( $source_field_ids as $field_id ) {
+		if ( isset( $entry[ $field_id ] ) && ! empty( $entry[ $field_id ] ) ) {
+			$field_values = unserialize( $entry[ $field_id ] );
+			if ( ! $field_values || ! is_array( $field_values ) ) {
+				$field_values = array();
+			}
+			$combined = array_merge( $combined, $field_values );
+		}
+	}
+
+	// Re-index the combined array.
+	$combined = array_values( $combined );
+
+	// Serialize the combined array and update the target field and entry.
+	$finalSerialized           = serialize( $combined );
+	$entry[ $target_field_id ] = $finalSerialized;
+
+	GFAPI::update_entry( $entry );
+}, 10, 2 );