function _entityconnect_field_attach_form in Entity connect 7

Same name and namespace in other branches

1. 7.2 includes/entityconnect.form.inc \_entityconnect_field_attach_form()

Implements hook_field_attach_form().

Here we attach a "Add" et "Edit" submit button for each allowed entityreference field.

1 call to _entityconnect_field_attach_form()

entityconnect_field_attach_form in ./entityconnect.module

Implements hook_field_attach_form().

File

includes/entityconnect.form.inc, line 13

Handles all form alters and submit functions for entityconnect.

Code

function _entityconnect_field_attach_form($entity_type, $entity, &$form, &$form_state, $field_name, $field, $langcode = LANGUAGE_NONE) {

  // Set value with root level information.
  $language = $form[$field_name]['#language'];
  $field_container =& $form[$field_name];
  $widget_container =& $field_container[$language];
  if (isset($widget_container['#field_parents'])) {
    foreach ($widget_container['#field_parents'] as $key1 => $parent) {
      if (!isset($parents)) {
        $parents = $parent;
      }
      else {
        $parents .= "-" . $parent;
      }
    }
  }
  if (!empty($entity_type) && !empty($entity)) {
    list(, , $bundle) = entity_extract_ids($entity_type, $entity);
    $instance = field_info_instance($form['#entity_type'], $field_name, $bundle);
  }
  if (!isset($instance['entityconnect_unload_add'])) {
    $instance['entityconnect_unload_add'] = variable_get('entityconnect_unload_add_default', 1);
  }
  if (!isset($instance['entityconnect_unload_edit'])) {
    $instance['entityconnect_unload_edit'] = variable_get('entityconnect_unload_edit_default', 1);
  }
  $addbuttonallowed = $instance['entityconnect_unload_add'];
  $editbuttonallowed = $instance['entityconnect_unload_edit'];
  if (!isset($instance['entityconnect_show_add_icon'])) {
    $instance['entityconnect_show_add_icon'] = variable_get('entityconnect_show_add_icon_default', 0);
  }
  if (!isset($instance['entityconnect_show_edit_icon'])) {
    $instance['entityconnect_show_edit_icon'] = variable_get('entityconnect_show_edit_icon_default', 0);
  }
  $add_icon = $instance['entityconnect_show_add_icon'];
  $edit_icon = $instance['entityconnect_show_edit_icon'];
  $field = field_info_field($field_name);
  $acceptable_types = NULL;

  // We get bundles referenced.
  if ($field['module'] == 'entityreference') {
    $entity_reference_info = entityreference_get_selection_handler($field, $instance);
    $entity_type = $entity_reference_info->field['settings']['target_type'];
    if (isset($entity_reference_info->field['settings']['handler_settings']['target_bundles'])) {
      $acceptable_types = $entity_reference_info->field['settings']['handler_settings']['target_bundles'];
    }
    elseif (isset($entity_reference_info->field['settings']['handler_settings']['view'])) {
      $name = $entity_reference_info->field['settings']['handler_settings']['view']['view_name'];
      $display = $entity_reference_info->field['settings']['handler_settings']['view']['display_name'];
      $views = views_get_view($name);
      $views_display = $views->display;
      switch ($entity_type) {
        case 'taxonomy_term':
          if (isset($views_display[$display]->display_options['filters']['machine_name']['table']) && $views_display[$display]->display_options['filters']['machine_name']['table'] == 'taxonomy_vocabulary') {
            $acceptable_types = $views_display[$display]->display_options['filters']['machine_name']['value'];
          }
          elseif (isset($views_display['default']->display_options['filters']['machine_name']['value'])) {
            $acceptable_types = $views_display['default']->display_options['filters']['machine_name']['value'];
          }
          break;
        default:
          if (isset($views_display[$display]->display_options['filters']['type'])) {
            $acceptable_types = $views_display[$display]->display_options['filters']['type']['value'];
          }
          elseif (isset($views_display['default']->display_options['filters']['type']['value'])) {
            $acceptable_types = $views_display['default']->display_options['filters']['type']['value'];
          }

          // $acceptable_types was already set to NULL before
          break;
      }
    }
  }
  elseif ($field['module'] == 'node_reference') {
    $entity_type = 'node';
    $acceptable_types = $field['settings']['referenceable_types'];
  }
  elseif ($field['module'] == 'user_reference') {
    $entity_type = 'user';
    $acceptable_types = $field['settings']['referenceable_roles'];
  }

  // We currently should separate Autocomplete widget from others default widget
  // because "Edit" button will not react well on multiple selected items.
  // Autocomplete widget has not #type value, so we are testing it
  // via $widget_container['#type'].
  // We also test if $widget_container['view'] is set to support
  // the widget provided by entityreference_view_widget module.
  if (isset($widget_container['#type']) || isset($widget_container['view'])) {
    isset($parents) ? $parents : ($parents = '');
    $extra_class = isset($widget_container['#type']) ? $widget_container['#type'] : 'autocomplete';
    $extra_class .= !isset($widget_container['#cardinality']) || $widget_container['#cardinality'] == 1 ? ' single-value' : ' multiple-values';
    $extra_class .= isset($widget_container['#multiple']) && $widget_container['#multiple'] == TRUE ? ' multiple-selection' : ' single-selection';
    if (($addbuttonallowed == 0 || $editbuttonallowed == 0) && (isset($widget_container['#multiple']) && $widget_container['#multiple'] == TRUE) || $widget_container['#type'] == 'radios' || $widget_container['#type'] == 'checkboxes') {
      $field_container['#attributes']['class'][] = 'inline-label';
    }
    if (user_access('entityconnect add button') && $addbuttonallowed == 0) {
      if (isset($add_icon)) {
        if ($add_icon == '0') {
          $classes = $extra_class . ' add-icon';
        }
        elseif ($add_icon == '1') {
          $classes = $extra_class . ' add-icon add-text';
        }
        else {
          $classes = $extra_class;
        }
      }
      entityconnect_add_form_element_new($field_container, $language, $field_name, $parents, 'all', $classes, $instance, $entity_type, $acceptable_types);
    }
    if (user_access('entityconnect edit button') && $editbuttonallowed == 0) {
      if (isset($edit_icon)) {
        if ($edit_icon == '0') {
          $classes = $extra_class . ' edit-icon';
        }
        elseif ($edit_icon == '1') {
          $classes = $extra_class . ' edit-icon edit-text';
        }
        else {
          $classes = $extra_class;
        }
      }
      entityconnect_add_form_element_edit($field_container, $language, $field_name, $parents, 'all', $classes, $entity_type);
    }
  }
  else {

    // Type is not set, so multiple widgets.
    // We have to add some extra js for single value fields so we add
    // a class to let the js know.
    $extra_class = isset($widget_container['#type']) ? $widget_container['#type'] : 'autocomplete';
    $extra_class .= !isset($widget_container['#cardinality']) || $widget_container['#cardinality'] == 1 ? ' single-value' : ' multiple-values';
    $extra_class .= isset($widget_container['#multiple']) && $widget_container['#multiple'] == TRUE ? ' multiple-selection' : ' single-selection';
    if (($addbuttonallowed == 0 || $editbuttonallowed == 0) && isset($widget_container['#type'])) {
      if (isset($widget_container['#multiple']) && $widget_container['#multiple'] == TRUE || $widget_container['#type'] == 'radios' || $widget_container['#type'] == 'checkboxes') {
        $field_container['#attributes']['class'][] = 'inline-label';
      }
    }
    foreach ($widget_container as $key => &$widget_element) {
      if (is_numeric($key)) {
        if (user_access('entityconnect add button') && $addbuttonallowed == 0) {
          isset($parents) ? $parents : ($parents = '');
          if (isset($add_icon)) {
            if ($add_icon == '0') {
              $classes = $extra_class . ' add-icon';
            }
            elseif ($add_icon == '1') {
              $classes = $extra_class . ' add-icon add-text';
            }
            else {
              $classes = $extra_class;
            }
          }
          entityconnect_add_form_element_new($widget_element, $language, $field_name, $parents, $key, $classes, $instance, $entity_type, $acceptable_types);
        }
        if (user_access('entityconnect edit button') && $editbuttonallowed == 0) {
          isset($parents) ? $parents : ($parents = '');
          if (isset($edit_icon)) {
            if ($edit_icon == '0') {
              $classes = $extra_class . ' edit-icon';
            }
            elseif ($edit_icon == '1') {
              $classes = $extra_class . ' edit-icon edit-text';
            }
            else {
              $classes = $extra_class;
            }
          }
          entityconnect_add_form_element_edit($widget_element, $language, $field_name, $parents, $key, $classes, $entity_type);
        }
      }
    }
  }
}