commerce_webform.rules.inc in Commerce Webform 8

Rules extras supplied by the commerce webform module.

File

commerce_webform.rules.inc

<?php

/**
 * @file
 * Rules extras supplied by the commerce webform module.
 */

/**
 * Implements hook_rules_event_info().
 */
function commerce_webform_rules_event_info() {
  return array(
    'commerce_webform_quantity_changed_during_checkout' => array(
      'label' => t('After user pays for a different quantity of product'),
      'help' => t('When the user has paid in full, the webform submission is updated. If the quantity changed between filling in the original form and paying, the webform is updated already with the new quantity and this rule provides site administrators to act on the alterations.'),
      'group' => t('Commerce Webform'),
      'variables' => array(
        'commerce_order' => array(
          'type' => 'commerce_order',
          'label' => t('The commerce order'),
        ),
        'webform_node' => array(
          'type' => 'node',
          'label' => t('The webform node'),
        ),
        'sid' => array(
          'type' => 'integer',
          'label' => t('The webform submission ID'),
        ),
      ),
    ),
  );
}

/**
 * Implements hook_rules_condition_info().
 */
function commerce_webform_rules_condition_info() {
  return array(
    'commerce_webform_is_commerce_webform' => array(
      'label' => t('Webform is a commerce webform.'),
      'parameter' => array(
        'webform' => array(
          'type' => 'node',
          'label' => t('The submitted webform node'),
        ),
      ),
      'help' => t('This condition returns TRUE if the submitted webform has a commerce webform field.'),
      'group' => t('Commerce Webform'),
    ),
    'commerce_webform_is_commerce_webform_order' => array(
      'label' => t('Order contains items from a commerce webform.'),
      'parameter' => array(
        'commerce_order' => array(
          'type' => 'commerce_order',
          'label' => t('A commerce order'),
        ),
      ),
      'help' => t('This condition returns TRUE if the order contains products from a commerce webform.'),
      'group' => t('Commerce Webform'),
    ),
    'commerce_webform_is_specific_commerce_webform_order' => array(
      'label' => t('Order contains items from a specific commerce webform.'),
      'parameter' => array(
        'commerce_order' => array(
          'type' => 'commerce_order',
          'label' => t('A commerce order'),
        ),
        'webform' => array(
          'type' => 'node',
          'label' => t('A webform node'),
        ),
      ),
      'help' => t('This condition returns TRUE if the order contains products from a specific commerce webform.'),
      'group' => t('Commerce Webform'),
    ),
  );
}

/**
 * Implements hook_rules_action_info().
 */
function commerce_webform_rules_action_info() {
  $actions = array();
  $actions['commerce_webform_order_create'] = array(
    'label' => t('Create an order from a commerce webform'),
    'parameter' => array(
      'node' => array(
        'type' => 'node',
        'label' => t('The submitted webform node.'),
      ),
      'data' => array(
        'type' => 'webform',
        'label' => t('The submitted webform data.'),
      ),
      'user' => array(
        'type' => 'user',
        'label' => t('The user who submitted the webform.'),
      ),
    ),
    'group' => t('Commerce webform'),
  );
  $actions['commerce_webform_order_update'] = array(
    'label' => t('Update an order from a commerce webform update'),
    'parameter' => array(
      'node' => array(
        'type' => 'node',
        'label' => t('The updated webform node.'),
      ),
      'data' => array(
        'type' => 'webform',
        'label' => t('The submitted webform data.'),
      ),
      'user' => array(
        'type' => 'user',
        'label' => t('The user who submitted the webform.'),
      ),
    ),
    'group' => t('Commerce webform'),
  );
  $actions['commerce_webform_mark_paid'] = array(
    'label' => t('Mark the webform submission as paid'),
    'parameter' => array(
      'node' => array(
        'type' => 'commerce_order',
        'label' => t('Order'),
      ),
    ),
    'group' => t('Commerce webform'),
  );
  return $actions;
}

/**
 * Rules action callback.
 * Adds the product stored in a webform submission
 * to the users cart.
 */
function commerce_webform_order_create($node, $webform_submission, $user) {
  $uid = empty($user) ? 0 : $user->uid;
  $product_details = commerce_webform_get_products_from_webform_submission($webform_submission);
  if (empty($product_details)) {
    return;
  }
  $order_id = 0;
  if ($uid && isset($node->webform['commerce_webform_new_order']) && $node->webform['commerce_webform_new_order']) {

    // Create the new order in checkout.
    $order = commerce_order_new($uid, 'checkout_checkout');

    // Save the order to get its ID.
    commerce_order_save($order);
    $order_id = $order->order_id;
  }

  // Add all the products chosen as line items to the order.
  _commerce_webform_create_order_line_items($product_details, $order_id, $uid, $node->nid, $webform_submission['sid']);
}

/**
 * Helper function to create new line items from the webform submission.
 * Used by webform creation and webform update rules.
 *
 * @param array $product_details
 *   The product details as supplied by a call to
 *   commerce_webform_get_products_from_webform_submission().
 * @param int $order_id
 *   The order to link the line items to (0 for current cart).
 * @param int $uid
 *   The Drupal user uid who owns the order.
 * @param int $nid
 *   The webform node nid.
 * @param int $sid
 *   The webform submission sid
 */
function _commerce_webform_create_order_line_items($product_details, $order_id, $uid, $nid, $sid) {
  if ($order_id) {

    // Setup the wrapper for the order.
    $order = commerce_order_load($order_id);
    $order_wrapper = entity_metadata_wrapper('commerce_order', $order);
  }
  foreach ($product_details as $product_detail) {
    $state = array(
      'commerce_webform' => array(
        'choose_quantity' => $product_detail->choose_quantity,
        'required' => $product_detail->required,
      ),
    );

    // Create a new line item.
    $line_item = commerce_product_line_item_new($product_detail->product, $product_detail->quantity, $order_id, $state, 'commerce_webform');

    // Save the line item to get its ID.
    commerce_line_item_save($line_item);

    // Add the sid to the line item.
    $line_item_wrapper = entity_metadata_wrapper('commerce_line_item', $line_item);
    $line_item_wrapper->commerce_webform_sid
      ->set($sid);
    $line_item_wrapper->commerce_webform_nid
      ->set($nid);

    // Resave the line item with sid info.
    commerce_line_item_save($line_item);

    // Update the webform submission for this product field.
    $webform_submission_object = webform_get_submission($nid, $sid);
    commerce_webform_update_webform_submission_productfield($webform_submission_object, $order_id, $line_item->line_item_id, $product_detail->product->product_id, $product_detail->quantity, FALSE);

    // Allow modules to prepare this as necessary. This hook is defined by the
    // Product Pricing module.
    drupal_alter('commerce_product_calculate_sell_price_line_item', $line_item);

    // Process the unit price through Rules so it reflects the user's actual
    // purchase price.
    rules_invoke_event('commerce_product_calculate_sell_price', $line_item);
    if ($order_id) {

      // Add the line item to the special order.
      $order_wrapper->commerce_line_items[] = $line_item;
    }
    else {

      // Add item to the shopping cart.
      commerce_cart_product_add($uid, $line_item, TRUE);
    }
  }
  if ($order_id) {

    // Save the order again to update its line item reference field.
    commerce_order_save($order);
  }
}

/**
 * Rules actions.
 * Update an order from a commerce webform update.
 */
function commerce_webform_order_update($node, $webform_submission, $user) {
  $uid = empty($user) ? 0 : $user->uid;
  $order_id = 0;

  // Find any existing line items for the submission.
  $query = new EntityFieldQuery();
  $result = $query
    ->entityCondition('entity_type', 'commerce_line_item')
    ->entityCondition('bundle', 'commerce_webform')
    ->fieldCondition('commerce_webform_sid', 'value', $webform_submission['sid'], '=')
    ->execute();
  if (!isset($result['commerce_line_item'])) {

    // There were no existing line items for this submission
    // so create a new order.
    return commerce_webform_order_create($node, $webform_submission, $user);
  }
  $line_items = entity_load('commerce_line_item', array_keys($result['commerce_line_item']));
  $product_details = commerce_webform_get_products_from_webform_submission($webform_submission);

  // Loop over the existing submissions, updating or removing them.
  foreach ($line_items as $line_item) {
    $wrapper = entity_metadata_wrapper('commerce_line_item', $line_item);
    $product = $wrapper->commerce_product
      ->value();
    $order_id = $line_item->order_id;
    if (isset($product_details[$product->product_id])) {

      // Update this line item.
      $product_detail = $product_details[$product->product_id];
      $line_item->quantity = $product_detail->quantity;
      $line_item->data['commerce_webform'] = array(
        'choose_quantity' => $product_detail->choose_quantity,
        'required' => $product_detail->required,
      );
      commerce_line_item_save($line_item);

      // Update the webform submission for this product field.
      $webform_submission_object = webform_get_submission($node->nid, $webform_submission['sid']);
      commerce_webform_update_webform_submission_productfield($webform_submission_object, $order_id, $line_item->line_item_id, $product_detail->product->product_id, $product_detail->quantity, FALSE);

      // Remove this from the list of products to update.
      unset($product_details[$product->product_id]);
    }
    else {

      // This is no longer required in the order.
      commerce_line_item_delete($line_item->line_item_id);
    }
  }
  if (!empty($product_details)) {

    // Create new line items for each new product on the submission.
    _commerce_webform_create_order_line_items($product_details, $order_id, $uid, $node->nid, $webform_submission['sid']);
  }
}

/**
 * Rules action.
 * Mark commerce webform submission as paid.
 */
function commerce_webform_mark_paid($order) {
  module_load_include('inc', 'webform', 'includes/webform.submissions');
  $loaded_order = commerce_order_load($order->order_number);
  $order_wrapper = entity_metadata_wrapper('commerce_order', $loaded_order);
  $line_items = $order_wrapper->commerce_line_items
    ->value();
  foreach ($line_items as $line_item) {
    if ($webform_submission = commerce_webform_get_webform_submission_from_lineitem($line_item)) {
      $line_item_wrapper = entity_metadata_wrapper('commerce_line_item', $line_item);
      $product = $line_item_wrapper->commerce_product
        ->value();
      commerce_webform_update_webform_submission_productfield($webform_submission, $order->order_id, $line_item->line_item_id, $product->product_id, $line_item_wrapper->quantity
        ->value(), TRUE);
    }
  }
}

Functions

Name	Description
commerce_webform_mark_paid	Rules action. Mark commerce webform submission as paid.
commerce_webform_order_create	Rules action callback. Adds the product stored in a webform submission to the users cart.
commerce_webform_order_update	Rules actions. Update an order from a commerce webform update.
commerce_webform_rules_action_info	Implements hook_rules_action_info().
commerce_webform_rules_condition_info	Implements hook_rules_condition_info().
commerce_webform_rules_event_info	Implements hook_rules_event_info().
_commerce_webform_create_order_line_items	Helper function to create new line items from the webform submission. Used by webform creation and webform update rules.