private function views_handler_filter_dynamic_fields::pre_query_multiple in Views Dynamic Fields 7

Handle pre_query processing when checkboxes are enabled.

1 call to views_handler_filter_dynamic_fields::pre_query_multiple()

views_handler_filter_dynamic_fields::pre_query in handlers/views_handler_filter_dynamic_fields.inc

Exclude fields from the view before the query is run.

File

handlers/views_handler_filter_dynamic_fields.inc, line 567

Views dynamic fields filter handler.

Class

views_handler_filter_dynamic_fields

Simple filter to pick and choose the fields to show in the view.

Code

private function pre_query_multiple($exposed_input, $field_names, $combined_fields) {
  $exposed_input_fields = $exposed_input[$this->options['expose']['identifier']];

  // Fields displayed in the filter.
  $form_field_names = isset($exposed_input['field_names']) ? unserialize($exposed_input['field_names']) : $field_names;
  $orig_field_exposed = $order_includes = $order_excludes = array();
  foreach ($exposed_input_fields as $id => $info) {
    $orig_field_exposed[$info['sort']] = $form_field_names[$id];

    // Unset fields that haven't been selected.
    if (!isset($info['check']) || $info['check'] != 1) {
      unset($exposed_input_fields[$id]);
      $order_includes[$info['sort']] = $form_field_names[$id];
    }
    else {
      $order_excludes[$info['sort']] = $form_field_names[$id];
    }
  }

  // Sorted order of fields for display.
  ksort($orig_field_exposed);
  ksort($order_includes);
  ksort($order_excludes);

  // If exclusion mode is selected.
  if (isset($exposed_input['reverse']) && $exposed_input['reverse']) {
    $fields_to_exclude = $order_excludes;
  }
  else {
    $fields_to_exclude = $order_includes;
  }

  // If only one field is selected, this ensures no issues with array.
  // @see http://drupal.org/node/1831858
  if (!is_array($fields_to_exclude)) {
    $fields_to_exclude = array(
      $fields_to_exclude,
    );
  }

  // Also include/exclude the fields combined into any
  // of the $exposed_input fields.
  foreach ($fields_to_exclude as $key => $efield) {

    // Add the combined field to the exclusion array if parent
    // is filterable and excluded.
    if (isset($combined_fields[$efield]) && $this->options['filterable_fields'][$efield] !== 0) {
      $fields_to_exclude[$combined_fields[$efield]] = $combined_fields[$efield];
    }

    // On the other hand, the combined field should be included
    // in the view if the parent is.
    if (in_array($efield, $combined_fields)) {
      unset($fields_to_exclude[$key]);
    }
  }

  // Mark the fields to be excluded to the view object.
  foreach ($fields_to_exclude as $field_to_exclude) {

    // Exclude only the fields chosen as excludable in filter options.
    if ($this->options['filterable_fields'][$field_to_exclude] !== 0) {
      $this->view->field[$field_to_exclude]->options['exclude'] = 1;
    }
  }

  // Reorder the view's fields.
  $view_fields = $this->view->field;
  $view_fields_ordered = array();
  foreach ($orig_field_exposed as $field_title) {
    $view_fields_ordered[$field_title] = $view_fields[$field_title];
    unset($view_fields[$field_title]);
  }

  // Check if any still remaning (hidden fields, already excluded fields).
  if (!empty($view_fields)) {
    foreach ($view_fields as $field_title => $field_info) {
      $view_fields_ordered[$field_title] = $field_info;
    }
  }
  $this->view->field = $view_fields_ordered;
}