function _blockreference_potential_references in Block reference 7

Same name and namespace in other branches

1. 6 blockreference.module \_blockreference_potential_references()

Fetch an array of all candidate referenced blocks.

Parameters

$field: Array containing field data.

$current_bids: Array of current bids.

$return_full_blocks: Whether to return full blocks.

$string: Filter string to match blocks.

$exact_string: Strictly match string like for validation.

Return value

An array of whatever is needed.

5 calls to _blockreference_potential_references()

blockreference_autocomplete in ./blockreference.module

Menu callback for the autocomplete results.

blockreference_autocomplete_validate in ./blockreference.module

Validation callback for a blockreference autocomplete element.

blockreference_field_validate in ./blockreference.module

Implements hook_field_validate().

blockreference_list_values in ./blockreference.module

Build the select options for a blockreference_select_sort element.

blockreference_options_list in ./blockreference.module

Implements hook_options_list().

File

./blockreference.module, line 499

Defines a field type for referencing a block from a node.

Code

function _blockreference_potential_references($field, $current_bids = array(), $return_full_blocks = FALSE, $string = '', $exact_string = FALSE) {
  $results =& drupal_static(__FUNCTION__, array());

  // Create unique id for static cache.
  $cid = $field['field_name'] . ':' . (int) $return_full_blocks . ':' . $string . ':' . (int) $exact_string;
  if (!isset($results[$cid])) {
    $references = _blockreference_potential_references_standard($field, $current_bids, $return_full_blocks, $string, $exact_string);

    // Incorrect legacy alter.
    drupal_alter('blockreference_potential_references', $references, $field, $current_bids, $return_full_blocks, $string, $exact_string);

    // Correct new alter.
    $context = compact('field', 'current_bids', 'return_full_blocks', 'string', 'exact_string');
    drupal_alter('blockreference_potential_references2', $references, $context);

    // Store the results.
    $results[$cid] = !empty($references) ? $references : array();
  }
  return $results[$cid];
}