Entity form rabbit hole dead end

entity_form_nonsense.php

<?php 


// Add entity data item for component and modifier.
function componentize_fields_entity_info_alter(&$entity_info) {
  dsm($entity_info);
}

/**
 * Implements hook_form_alter().
 *
 * @param array $form
 * @param array $form_state
 * @param string $form_id
 */
function componentize_fields_form_alter(&$form, &$form_state, $form_id) {

  // Bundle settings forms.
  $special_type_form_ids = array(
    'node_type_form',
    //'taxonomy_form_vocabulary',
    //'profile2_type_overview_form'
  );
  if (preg_match('/.*_admin_bundle_form$/', $form_id) || in_array($form_id, $special_type_form_ids)) {
    _componentize_fields_bundle_settings_form_elements($form);
  }

  // Bundle edit form.
  // if (preg_match('/.*_node_form$/', $form_id)) {
  //   _componentize_fields_entity_settings_form_elements($form);
  // }

  //'_entityform_edit_form'
}

// Get settings.

      $settings = ctools_export_crud_load_all('componentize_fields_entity_view_mode');
      $settings[$form['#entity_type'] . '-' . $form['#bundle']];

      _componentize_build_modifier_list_form($form, array(), $default_value);


/**
 * Common utility to add form element to allow modifier setting per entity.
 *
 * @param array $form
 */
function _componentize_fields_bundle_settings_form_elements(&$form) {
  $settings = variable_get('componentize_fields_modifer', array());

  // Carefully grab current setting from shared variable.
  $bundle_setting = FALSE;
  if (isset($settings[$form['#entity_type']]) && isset($settings[$form['#entity_type']][$form['#bundle']])) {
    $bundle_setting = $settings[$form['#entity_type']][$form['#bundle']];
  }

  // Add form components.
  $form['componentize'] = array(
    '#type' => 'fieldset',
    '#title' => t('Components'),
    '#collapsible' => TRUE,
    '#collapsed' => FALSE,
    '#weight' => 10,
  );
  $form['componentize']['modifiers'] = array(
    '#type' => 'checkbox',
    '#title' => t('Allow setting modifier'),
    '#description' => t('Collect per-entity component modifier from privileged users. Configure usage within: Manage display.'),
    '#default_value' => $bundle_setting,
  );

  // Vertical tabs on node type forms.
  if(isset($form['additional_settings']) && $form['additional_settings']['#type'] === 'vertical_tabs') {
    $form['componentize']['#group'] = 'additional_settings';
  }

  $form['#submit'][] = 'componentize_fields_bundle_settings_submit';
}


/**
 * Submit handler for bundle settings. Currently: allowing modifier collection.
 */
function componentize_fields_bundle_settings_submit($form, &$form_state) {
  // Store bundle setting.

dsm($form_state);


  // Add or remove modifier setting field instance.
  if ($instance = field_info_instance($form['entity_type'], 'field_componentize_modifier', $form['bundle'])) {

  }
  // // Remove the base field.
  // field_delete_field('field_componentize_modifier');

  //   // Create the field instance on the bundle.
  //   $instance = array(
  //     'field_name' => 'field_myField',
  //     'entity_type' => 'user',
  //     'label' => 'My Field Name',
  //     'bundle' => 'user',
  //     // If you don't set the "required" property then the field wont be required by default.
  //     'required' => TRUE,
  //     'settings' => array(
  //       // Here you inform either or not you want this field showing up on the registration form.
  //       'user_register_form' => 1,
  //     ),
  //     'widget' => array(
  //       'type' => 'textfield',
  //     ),
  //   );
  //   field_create_instance($instance);
}


/**
 * Implements hook_entity_load().
 */
function componentize_fields_entity_load($entities, $type) {
dsm($entities);
dsm($type);
}


/**
 * Utility for getting bundle component settings.
 *
 * @param string $bundle
 * @param string $setting
 *
 * @return mixed
 */
function _componentize_fields_get_bundle_settings($entity_type, $bundle, $setting) {
  $settings = variable_get('componentize_fields_' . $setting, array());
  if (isset($settings[$entity_type]) && isset($settings[$entity_type][$bundle])) {
    return $settings[$entity_type][$bundle];
  }

  return FALSE;
}