function commerce_conditions_rules_condition_has_terms in Commerce Extra Rules Conditions 7

Check if a line item has a product with certain term ids

Parameters

object $line_item: A commerce_line_item containing the product being checked

string $field_name: A string containing the machine name of a Taxonomy reference field

array $term_ids: An array containing Taxonomy term ids to check for

boolean $require_all: A boolean variable indicating whether or not all term ids must be present

Return value

TRUE if the product has the term applied to it on the field $field_name Otherwise FALSE

File

./commerce_conditions.module, line 146

Defines functions used for building and processing Rules conditions.

Code

function commerce_conditions_rules_condition_has_terms($line_item, $field_name, $term_ids, $require_all) {
  if (!empty($line_item)) {
    $wrapper = entity_metadata_wrapper('commerce_line_item', $line_item);
    $product = $wrapper->commerce_product
      ->value();
    if (isset($product->{$field_name})) {
      $product_terms = $wrapper->commerce_product->{$field_name}
        ->value();
    }
    if (!empty($product_terms)) {
      if ($require_all) {
        foreach ($term_ids as $term_id) {

          // If ther term reference field is set to allow more than one term
          // $product_terms will be an array
          if (is_array($product_terms)) {
            $has_term = FALSE;
            foreach ($product_terms as $product_term) {
              if ($product_term->tid == $term_id) {
                $has_term = TRUE;
              }
            }
            if (!$has_term) {
              return FALSE;
            }
          }
          else {
            if (!$product_terms->tid == $term_id) {
              return FALSE;
            }
          }
        }

        //If we haven't returned FALSE already then TRUE must be the answer.
        return TRUE;
      }
      else {
        foreach ($term_ids as $term_id) {

          // If ther term reference field is set to allow more than one term
          // $product_terms will be an array
          if (is_array($product_terms)) {
            foreach ($product_terms as $product_term) {
              if ($product_term->tid == $term_id) {
                return TRUE;
              }
            }
          }
          else {
            if ($product_terms->tid == $term_id) {
              return TRUE;
            }
          }
        }
      }
    }
  }
  return FALSE;
}