function _content_field_invoke in Content Construction Kit (CCK) 5

Same name and namespace in other branches

1. 6.3 content.module \_content_field_invoke()
2. 6 content.module \_content_field_invoke()
3. 6.2 content.module \_content_field_invoke()

Invoke a field hook.

For each operation, both this function and _content_field_invoke_default() are called so that the default database handling can occur.

7 calls to _content_field_invoke()

content_delete in ./content.module

Delete node type fields.

content_delete_revision in ./content.module

delete node type fields for a revision.

content_insert in ./content.module

Insert node type fields.

content_load in ./content.module

Load data for a node type's fields.

content_submit in ./content.module

Submit form callback for node type fields.

... See full list

File

./content.module, line 533

Allows administrators to associate custom fields to content types.

Code

function _content_field_invoke($op, &$node, $teaser = NULL, $page = NULL) {
  $type_name = is_string($node) ? $node : (is_array($node) ? $node['type'] : $node->type);
  $type = content_types($type_name);
  $field_types = _content_field_types();
  $return = array();
  if (count($type['fields'])) {
    foreach ($type['fields'] as $field) {
      $node_field = isset($node->{$field}['field_name']) ? $node->{$field}['field_name'] : array();
      $module = $field_types[$field['type']]['module'];
      $function = $module . '_field';
      if (function_exists($function)) {
        $result = $function($op, $node, $field, $node_field, $teaser, $page);
        if (is_array($result)) {
          $return = array_merge($return, $result);
        }
        else {
          if (isset($result)) {
            $return[] = $result;
          }
        }
      }

      // test for values in $node_field in case modules added items on insert
      if (isset($node->{$field}['field_name']) || count($node_field)) {
        $node->{$field}['field_name'] = $node_field;
      }
    }
  }
  return $return;
}