function _amazon_filter_process_text in Amazon Product Advertisement API 7

Same name and namespace in other branches

1. 6 amazon_filter/amazon_filter.module \_amazon_filter_process_text()
2. 7.2 amazon_filter/amazon_filter.module \_amazon_filter_process_text()

Actual filter processing function - changes [amazon <whatever>] in text.

Parameters

$text: Text to be transformed.

Return value

The transformed text.

1 string reference to '_amazon_filter_process_text'

amazon_filter_info in amazon_filter/amazon_filter.module

Implements hook_filter_info().

File

amazon_filter/amazon_filter.module, line 55

Code

function _amazon_filter_process_text($text) {
  $pattern = "@\\[amazon(?: |:|%20)+(.*?)(?:(?: |:|%20)(.*?))?\\]@";
  $matches = array();
  if (preg_match_all($pattern, $text, $matches)) {
    $search = $matches[0];
    $replace = array();
    foreach ($matches[0] as $key => $value) {
      $asin = $matches[1][$key];
      $asin = amazon_convert_to_asin($asin);
      $action = $matches[2][$key];
      $items = amazon_item_lookup($asin);
      $item = "";
      if (!empty($items)) {
        $item = $items[$asin];
      }
      if (!empty($item)) {
        switch ($action) {
          case "":
          case 'inline':
            $replace[] = theme('amazon_inline_item', array(
              'item' => $item,
            ));
            break;

          // Full is a synonym of 'details'.
          case 'full':
          case 'details':
            $replace[] = theme('amazon_item', array(
              'item' => $item,
              'style' => 'details',
            ));
            break;

          // Handle themeable cases, like thumbnail.
          case 'thumbnail':
            $replace[] = theme('amazon_item__thumbnail', array(
              'item' => $item,
            ));
            break;
          default:

            // Allow to use anything found in the item.
            $replace[] = theme('amazon_detail', array(
              'item' => $item,
              'detail' => $action,
            ));
            break;
        }
      }
      else {

        // error case
        $replace[] = "<!-- The Amazon product '{$asin}' could not be found.-->";
      }
    }
    $text = str_replace($search, $replace, $text);
  }
  return $text;
}