views_related_content_handler_filter_field_reference.inc in Views Related Content 7

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views/views_related_content_handler_filter_field_reference.inc

<?php

/**
 *
 * @ingroup views_filter_handlers
 */
class views_related_content_handler_filter_field_reference extends views_handler_filter_in_operator {
  function options_validate(&$form, &$form_state) {
  }
  function get_value_options() {
    if (isset($this->value_options)) {
      return;
    }
    $listNodeReference = $this
      ->_get_entityreferences_settings();
    foreach ($listNodeReference as $key => $value) {
      $this->value_options[$key] = $value;
    }
    return $this->value_options;
  }
  function query() {
    if (arg(0) == 'node' && is_numeric(arg(1))) {
      $nodeid = arg(1);
    }
    if (isset($nodeid)) {
      $result = db_select('node', 'n')
        ->fields('n')
        ->condition('nid', $nodeid, '=');
      $result = $result
        ->execute();
      return $result
        ->fetchAssoc();
    }
  }
  function _get_entityreferences_settings() {
    $child_ids = $field_names = $settings = array();

    // Get all entityreference field names
    $query = db_select('field_config', 'f');
    $query
      ->fields('f', array(
      'field_name',
    ));
    $query
      ->condition('f.type', 'entityreference');
    $query
      ->distinct();
    $rows = $query
      ->execute();
    foreach ($rows as $row) {
      $field_name = $row->field_name;
      $field_names[$field_name] = $this
        ->_field_alias($field_name);
    }
    return $field_names;
  }
  function _field_alias($machine_name) {
    $temp = str_replace('_', ' ', $machine_name);
    $temp = ucwords(strtolower($temp));
    return $temp;
  }

}

Classes

Name	Description
views_related_content_handler_filter_field_reference