function uc_dropdown_attributes_order_attribute_display in Dropdown Attributes 7

Same name and namespace in other branches

1. 8 uc_dropdown_attributes.module \uc_dropdown_attributes_order_attribute_display()

Alter display of attributes on the oder page.

Parameters

array $attributes: Array of attribute dependency objects.

array &$form_attributes: Attributes part of the product form.

array $form_state_attributes: Attributes part of the product form_state.

3 calls to uc_dropdown_attributes_order_attribute_display()

_uc_dropdown_attributes_order_class_build in ./uc_dropdown_attributes.module

Form build for classes for the order page.

_uc_dropdown_attributes_order_product_build in ./uc_dropdown_attributes.module

Form build for products for the order page.

_uc_dropdown_attributes_order_product_kit_build in ./uc_dropdown_attributes.module

Form build for product kits for the order page.

File

./uc_dropdown_attributes.module, line 1009

Show/hide attributes based on the values of other attributes.

Code

function uc_dropdown_attributes_order_attribute_display($attributes, &$form_attributes, $form_state_attributes) {
  foreach ($attributes as $attribute) {
    $parent_value = $form_state_attributes[$attribute->parent_aid];
    if ($parent_value) {

      // A value has been entered in parent attribute.
      $values = unserialize($attribute->parent_values);
      if (array_key_exists($parent_value, $values)) {

        // Show dependent attribute.
        if ($attribute->required) {
          $form_attributes[$attribute->aid]['#required'] = TRUE;
        }
      }
      else {

        // Hide dependent attribute.
        $form_attributes[$attribute->aid]['#post_render'][] = 'uc_dropdown_attributes_post_render';
        if ($attribute->required && $form_attributes[$attribute->aid]['#value'] != '') {
          $form_attributes[$attribute->aid]['#value'] = '';
        }
      }
    }
    else {
      $form_attributes[$attribute->aid]['#post_render'][] = 'uc_dropdown_attributes_post_render';
      if ($attribute->required && $form_attributes[$attribute->aid]['#value'] != '') {
        $form_attributes[$attribute->aid]['#value'] = '';
      }
    }
  }
}