function _viewfield_get_view_args in Viewfield 7.3

Same name and namespace in other branches

1. 6.2 viewfield.module \_viewfield_get_view_args()
2. 6 theme/viewfield.theme.inc \_viewfield_get_view_args()
3. 7.2 viewfield.module \_viewfield_get_view_args()

Perform argument replacement

1 call to _viewfield_get_view_args()

viewfield_pre_render in ./viewfield.module

#pre_render callback for a viewfield field.

File

./viewfield.module, line 504

Defines a field type to display a view.

Code

function _viewfield_get_view_args($vargs, $entity_type, $entity) {
  $args = array();
  if (!empty($vargs)) {
    $pos = 0;
    while ($pos < strlen($vargs)) {
      $found = FALSE;

      // If string starts with a quote, start after quote and get everything
      // before next quote.
      if (strpos($vargs, '"', $pos) === $pos) {
        if (($quote = strpos($vargs, '"', ++$pos)) !== FALSE) {

          // Skip pairs of quotes.
          while (!(($ql = strspn($vargs, '"', $quote)) & 1)) {
            $quote = strpos($vargs, '"', $quote + $ql);
          }
          $args[] = str_replace('""', '"', substr($vargs, $pos, $quote + $ql - $pos - 1));
          $pos = $quote + $ql + 1;
          $found = TRUE;
        }
      }
      elseif (($comma = strpos($vargs, ',', $pos)) !== FALSE) {

        // Otherwise, get everything before next comma.
        $args[] = substr($vargs, $pos, $comma - $pos);

        // Skip to after comma and repeat
        $pos = $comma + 1;
        $found = TRUE;
      }
      if (!$found) {
        $args[] = substr($vargs, $pos);
        $pos = strlen($vargs);
      }
    }
    list($entity_id) = entity_extract_ids($entity_type, $entity);

    // If we have an entity_id, proceed with token extraction/replacement.
    // In the case of a preview on a new entity, entity_id is NULL.
    if (!empty($entity_id)) {
      $entities = entity_load($entity_type, array(
        $entity_id,
      ));
      $token_data = array(
        $entity_type => $entities[$entity_id],
      );
      foreach ($args as $key => $value) {
        $args[$key] = token_replace($value, $token_data);
      }
    }
  }
  return $args;
}