ga_push_form_validate.module in GA Push 8

Drupal Module: GA Push (form validate).

File

modules/form_validate/ga_push_form_validate.module

<?php

/**
 * @file
 * Drupal Module: GA Push (form validate).
 */
use Drupal\Core\Form\FormStateInterface;

/**
 * Implements hook_form_alter().
 */
function ga_push_form_validate_form_alter(&$form, FormStateInterface $form_state, $form_id) {
  $gafv_config = \Drupal::config('ga_push_form_validate.settings');
  if ($gafv_config
    ->get('show_form_ids') && \Drupal::currentUser()
    ->hasPermission('admin ga push')) {
    $form['ga_push_validate'] = [
      '#markup' => t('FORM ID: @form_id', [
        '@form_id' => $form_id,
      ]),
    ];
  }
  $logged_forms = ga_push_form_validate_get_logged_forms();
  $log = FALSE;
  foreach ($logged_forms as $value) {
    $pattern = '/' . $value . '/';
    if (preg_match($pattern, $form_id)) {
      $log = TRUE;
    }
  }
  if ($log) {
    $form['#after_build'][] = 'ga_push_form_validate_form_after_build';
  }
}

/**
 * Add the function on the last place to record all errors.
 */
function ga_push_form_validate_form_after_build($form, FormStateInterface $form_state) {
  $form['#validate'][] = 'ga_push_form_validate_get_validate_errors';
  return $form;
}

/**
 * Push form errors to GA.
 */
function ga_push_form_validate_get_validate_errors($form, FormStateInterface $form_state) {
  $errors = $form_state
    ->getErrors();
  if (is_array($errors)) {
    foreach ($errors as $key => $error) {

      // @TODO: filter the error output.
      $push = [
        'eventCategory' => (string) t('Form validate error'),
        'eventAction' => $form['form_id']['#value'] . ' - ' . $key,
        'eventLabel' => (string) $error,
        'eventValue' => 1,
      ];
      ga_push_add_event($push);
    }
  }
}

/**
 * Returns all logged forms.
 */
function ga_push_form_validate_get_logged_forms() {
  $gafv_config = \Drupal::config('ga_push_form_validate.settings');
  $forms = $gafv_config
    ->get('form_lists');
  return array_map('trim', explode("\n", $forms));
}

Functions

Name	Description
ga_push_form_validate_form_after_build	Add the function on the last place to record all errors.
ga_push_form_validate_form_alter	Implements hook_form_alter().
ga_push_form_validate_get_logged_forms	Returns all logged forms.
ga_push_form_validate_get_validate_errors	Push form errors to GA.