Workaround for WooCommerce Vendors Pro store shipping fields

/**
 * Fix issues with inconsistent store shipping address meta fields in WCV Pro
 * Using the _wcv_shipping meta field array only
 */
add_filter( 'get_user_metadata', function( $value, $object_id, $meta_key, $single ) {

  // Get values from _wcv_shipping shipping_address array
  if ( preg_match ( '/^_wcv_shipping_(.+)$/', $meta_key, $matches ) && in_array( $matches[ 1 ], array( 'from', 'address1', 'address2', 'city', 'state', 'country', 'postcode' ) ) ) {

    $shipping_data = get_user_meta($object_id, '_wcv_shipping', true);

    if ($matches[ 1 ] == 'from' )
      return array( @$shipping_data[ 'shipping_from' ] );
    else
      return array( @$shipping_data[ 'shipping_address' ][ $matches[ 1 ] ] );
  }

  return $value;
}, 10, 4 );

add_action( 'update_user_meta', function( $meta_id, $object_id, $meta_key, $_meta_value ) {

  // Store values in _wcv_shipping array and delete actual meta field value
  if ( preg_match ( '/^_wcv_shipping_(.+)$/', $meta_key, $matches ) && in_array( $matches[ 1 ], array( 'from', 'address1', 'address2', 'city', 'state', 'country', 'postcode' ) ) ) {

    $shipping_data = get_user_meta($object_id, '_wcv_shipping', true);

    if ( empty( $shipping_data ) )
      $shipping_data = array();

    if ($matches[ 1 ] == 'from' )
      $shipping_data[ 'shipping_from' ] = $_meta_value;
    else
      $shipping_data[ 'shipping_address' ][ $matches[ 1 ] ] = $_meta_value;

    update_user_meta( $object_id, '_wcv_shipping', $shipping_data);
    delete_user_meta( $object_id, $meta_key );
  }
}, 10, 4 );

add_filter( 'wcv_custom_user_fields', function ( $fields ) {

  // Fix "store state"

  $store_address = array();
  foreach( $fields[ 'store_address' ][ 'fields' ] as $k => $v ) {

    if ( $k == '_wcv_shipping_state' )
      $k = '_wcv_store_state';

    $store_address[ $k ] = $v;
  }
  $fields[ 'store_address' ][ 'fields' ] = $store_address;

  // Add "Shipping from" before shipping address

  $fields2 = array();
  foreach( $fields as $k => $v ) {

    if ($k == 'shipping_address')
      $fields2[ 'shipping_options' ] = array(
        'title' => __( "Shipping", 'wcvendors-pro' ),
        'fields' => array(
          '_wcv_shipping_from' => array(
            'label'       => __( 'Shipping from', 'wcvendors-pro' ),
            'description' => __( 'Where products will be shipped from.', 'wcvendors-pro' ),
            //'class'       => 'js_field-country',
            'type'        => 'select',
            'options'     => array(
              'store_address' => __( 'Store Address', 'wcvendors-pro' ),
              'other'         => __( 'Store Shipping Address', 'wcvendors-pro' ),
             )
          ),
        )
      );

    $fields2[ $k ] = $v;
  }

  unset ( $fields2[ 'shipping_address' ][ 'fields' ][ '_wcv_store_phone' ] );

  return $fields2;

} );