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apigee_edge.module
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apigee_edge.module
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<?php
/**
* @file
* Copyright 2018 Google Inc.
*
* This program is free software; you can redistribute it and/or modify it under
* the terms of the GNU General Public License version 2 as published by the
* Free Software Foundation.
*
* This program is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
* or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public
* License for more details.
*
* You should have received a copy of the GNU General Public License along
* with this program; if not, write to the Free Software Foundation, Inc., 51
* Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*/
/**
* Main module file for Apigee Edge.
*/
use Apigee\Edge\Api\Management\Entity\AppCredentialInterface;
use Apigee\Edge\Api\Management\Serializer\AppCredentialSerializer;
use Apigee\Edge\Exception\ApiException;
use Apigee\Edge\Exception\ClientErrorException;
use Apigee\Edge\Structure\CredentialProduct;
use Drupal\apigee_edge\Element\StatusPropertyElement;
use Drupal\apigee_edge\Entity\ApiProduct;
use Drupal\apigee_edge\Entity\AppInterface;
use Drupal\apigee_edge\Entity\Developer;
use Drupal\apigee_edge\Exception\DeveloperUpdateFailedException;
use Drupal\apigee_edge\Exception\UserDeveloperConversionNoStorageFormatterFoundException;
use Drupal\apigee_edge\Exception\UserDeveloperConversionUserFieldDoesNotExistException;
use Drupal\apigee_edge\Form\DeveloperSettingsForm;
use Drupal\apigee_edge\JobExecutor;
use Drupal\apigee_edge\Plugin\Field\FieldType\ApigeeEdgeDeveloperIdFieldItem;
use Drupal\apigee_edge\Plugin\Validation\Constraint\DeveloperEmailUniqueValidator;
use Drupal\Component\Render\PlainTextOutput;
use Drupal\Component\Utility\Crypt;
use Drupal\Component\Utility\Xss;
use Drupal\Core\Access\AccessResult;
use Drupal\Core\Breadcrumb\Breadcrumb;
use Drupal\Core\Entity\Display\EntityViewDisplayInterface;
use Drupal\Core\Entity\EntityInterface;
use Drupal\Core\Entity\EntityTypeInterface;
use Drupal\Core\Field\BaseFieldDefinition;
use Drupal\Core\Form\FormStateInterface;
use Drupal\Core\Link;
use Drupal\Core\Render\Element;
use Drupal\Core\Routing\RouteMatchInterface;
use Drupal\Core\Session\AccountInterface;
use Drupal\Core\Site\Settings;
use Drupal\Core\StringTranslation\TranslatableMarkup;
use Drupal\Core\Template\Attribute;
use Drupal\Core\TempStore\TempStoreException;
use Drupal\Core\Url;
use Drupal\Core\Utility\Error;
use Drupal\user\UserInterface;
use Drupal\Component\Utility\Html;
define('APIGEE_EDGE_USER_REGISTRATION_SOURCE', 'apigee_edge_user_registration_source');
/**
* Implements hook_module_implements_alter().
*/
function apigee_edge_module_implements_alter(&$implementations, $hook) {
if (in_array($hook, ['form_user_register_form_alter', 'form_user_form_alter'])) {
// Move apigee_edge_form_user_register_form_alter() and
// apigee_edge_form_user_form_alter() alter hook implementations to the
// end of the list.
$group = $implementations['apigee_edge'];
unset($implementations['apigee_edge']);
$implementations['apigee_edge'] = $group;
}
}
/**
* Implements hook_form_FORM_ID_alter().
*/
function apigee_edge_form_apigee_edge_authentication_form_alter(array &$form, FormStateInterface $form_state, string $form_id) {
/** @var bool $do_not_alter_key_entity_forms */
$do_not_alter_key_entity_forms = \Drupal::config('apigee_edge.dangerzone')->get('do_not_alter_key_entity_forms');
// Even if the original Key forms should not be altered, the Authentication
// form provided by this module should still work the same.
if ($do_not_alter_key_entity_forms) {
/** @var \Drupal\apigee_edge\KeyEntityFormEnhancer $key_entity_form_enhancer */
$key_entity_form_enhancer = \Drupal::service('apigee_edge.key_entity_form_enhancer');
$key_entity_form_enhancer->alterForm($form, $form_state);
}
}
/**
* Implements hook_form_BASE_FORM_ID_alter().
*/
function apigee_edge_form_key_form_alter(array &$form, FormStateInterface $form_state, string $form_id) {
/** @var bool $do_not_alter_key_entity_forms */
$do_not_alter_key_entity_forms = \Drupal::config('apigee_edge.dangerzone')->get('do_not_alter_key_entity_forms');
// Even if the original Key forms should not be altered, the Authentication
// form provided by this module should still work the same.
if ($do_not_alter_key_entity_forms) {
return;
}
/** @var \Drupal\apigee_edge\KeyEntityFormEnhancer $key_entity_form_enhancer */
$key_entity_form_enhancer = \Drupal::service('apigee_edge.key_entity_form_enhancer');
// Only those Key forms gets altered that defines an Apigee Edge key type.
$key_entity_form_enhancer->alterForm($form, $form_state);
}
/**
* Implements hook_theme().
*/
function apigee_edge_theme() {
return [
'apigee_entity' => [
'render element' => 'elements',
],
'apigee_entity_list' => [
'render element' => 'elements',
],
'apigee_entity__app' => [
'render element' => 'elements',
'base hook' => 'apigee_entity',
],
'app_credential' => [
'render element' => 'elements',
],
'app_credential_product_list' => [
'render element' => 'elements',
],
'status_property' => [
'render element' => 'element',
],
'apigee_secret' => [
'render element' => 'elements',
'base hook' => 'apigee_secret',
],
];
}
/**
* Preprocess variables for the apigee_secret element template.
*/
function template_preprocess_apigee_secret(&$variables) {
$variables['value'] = [
'#markup' => $variables['elements']['#value'],
];
}
/**
* Prepares variables for Apigee entity templates.
*
* Default template: apigee-entity.html.twig.
*
* @param array $variables
* An associative array containing:
* - elements: An array of elements to display in view mode.
*/
function template_preprocess_apigee_entity(array &$variables) {
$variables['view_mode'] = $variables['elements']['#view_mode'];
/** @var \Drupal\apigee_edge\Entity\EdgeEntityInterface $entity */
$entity = $variables['entity'] = $variables['elements']['#entity'];
$variables['label'] = $entity->label();
if (!$entity->isNew() && $entity->hasLinkTemplate('canonical')) {
$variables['url'] = $entity->toUrl('canonical', ['language' => $entity->language()])->toString();
}
// Helpful $content variable for templates.
$variables += ['content' => []];
foreach (Element::children($variables['elements']) as $key) {
$variables['content'][$key] = $variables['elements'][$key];
}
}
/**
* Implements hook_theme_suggestions_HOOK().
*/
function apigee_edge_theme_suggestions_apigee_entity(array $variables) {
$suggestions = [];
/** @var \Drupal\apigee_edge\Entity\EdgeEntityInterface $entity */
$entity = $variables['elements']['#entity'];
$sanitized_view_mode = str_replace('.', '_', $variables['elements']['#view_mode']);
if ($entity instanceof AppInterface) {
$suggestions[] = 'apigee_entity__app';
$suggestions[] = 'apigee_entity__app__' . $sanitized_view_mode;
}
$suggestions[] = 'apigee_entity__' . $entity->getEntityTypeId();
$suggestions[] = 'apigee_entity__' . $entity->getEntityTypeId() . '__' . $sanitized_view_mode;
return $suggestions;
}
/**
* Prepares variables for Apigee entity list templates.
*
* Default template: apigee-entity-list.html.twig.
*/
function template_preprocess_apigee_entity_list(array &$variables) {
$variables['view_mode'] = $variables['elements']['#view_mode'];
$variables['entity_type_id'] = $variables['elements']['#entity_type']->id();
$variables += ['content' => []];
foreach (Element::children($variables['elements']) as $key) {
$variables['content'][$key] = $variables['elements'][$key];
}
}
/**
* Implements hook_theme_suggestions_HOOK().
*/
function apigee_edge_theme_suggestions_apigee_entity_list(array $variables) {
$suggestions = [];
$view_mode = $variables['elements']['#view_mode'];
$entity_type_id = $variables['elements']['#entity_type']->id();
// Add a suggestion based on the entity type and on the view mode.
$suggestions[] = 'apigee_entity_list__' . $entity_type_id;
$suggestions[] = 'apigee_entity_list__' . $entity_type_id . '__' . $view_mode;
return $suggestions;
}
/**
* Prepares variables for status_property templates.
*
* Default template: status_property.html.twig.
*
* @param array $variables
* An associative array.
*/
function template_preprocess_status_property(array &$variables) {
$element = &$variables['element'];
$element['value'] = $element['#value'];
$classes = ['status-value-' . Html::getClass($element['#value'])];
if ($element['#indicator_status'] !== '') {
$classes[] = str_replace('_', '-', $element['#indicator_status']);
}
$element['attributes'] = new Attribute(['class' => $classes]);
}
/**
* Implements hook_system_breadcrumb_alter().
*/
function apigee_edge_system_breadcrumb_alter(Breadcrumb &$breadcrumb, RouteMatchInterface $route_match, array $context) {
// Remove breadcrumb cache from every path under "/user" to let
// CreateAppForDeveloperBreadcrumbBuilder build breadcrumb properly on the
// add developer app for developer page.
if (preg_match('/^\/user.*/', $route_match->getRouteObject()->getPath())) {
$breadcrumb->mergeCacheMaxAge(0);
}
if ($route_match->getRouteName() === 'entity.developer_app.add_form_for_developer') {
$collection_route_by_developer_name = 'entity.developer_app.collection_by_developer';
/** @var \Drupal\Core\Controller\TitleResolverInterface $title_resolver */
$title_resolver = \Drupal::service('title_resolver');
/** @var \Drupal\Core\Routing\RouteProviderInterface $route_provider */
$route_provider = \Drupal::service('router.route_provider');
$breadcrumb->addLink(Link::createFromRoute(
$title_resolver->getTitle(\Drupal::requestStack()->getCurrentRequest(), $route_provider->getRouteByName($collection_route_by_developer_name)),
$collection_route_by_developer_name,
['user' => $route_match->getParameter('user')->id()]
));
}
}
/**
* Implements hook_entity_base_field_info().
*/
function apigee_edge_entity_base_field_info(EntityTypeInterface $entity_type) {
$fields = [];
if ($entity_type->id() === 'user') {
$fields['first_name'] = BaseFieldDefinition::create('string')
->setLabel(t('First name'))
->setDescription(t('Your first name.'))
->setSetting('max_length', 64)
->setRequired(TRUE)
->setInitialValue('Firstname')
->setDisplayOptions('form', [
'type' => 'string_textfield',
'weight' => '-11',
'settings' => [
'display_label' => TRUE,
],
])
->setDisplayConfigurable('form', TRUE);
$fields['last_name'] = BaseFieldDefinition::create('string')
->setLabel(t('Last name'))
->setDescription(t('Your last name.'))
->setSetting('max_length', 64)
->setRequired(TRUE)
->setInitialValue('Lastname')
->setDisplayOptions('form', [
'type' => 'string_textfield',
'weight' => '-11',
'settings' => [
'display_label' => TRUE,
],
])
->setDisplayConfigurable('form', TRUE);
$fields['apigee_edge_developer_id'] = BaseFieldDefinition::create('string')
->setName('apigee_edge_developer_id')
->setLabel(t('Apigee Edge Developer ID'))
->setComputed(TRUE)
->setClass(ApigeeEdgeDeveloperIdFieldItem::class);
}
return $fields;
}
/**
* Implements hook_entity_base_field_info_alter().
*/
function apigee_edge_entity_base_field_info_alter(&$fields, EntityTypeInterface $entity_type) {
/** @var \Drupal\Core\Field\FieldDefinitionInterface[] $fields */
if ($entity_type->id() === 'user') {
/** @var \Drupal\Core\Field\BaseFieldDefinition $mail */
$mail = $fields['mail'];
$mail->setRequired(TRUE);
$mail->addConstraint('DeveloperMailUnique');
// Add a bundle to these fields to allow other modules to display them
// as configurable (fields added through the UI or configuration do have a
// target bundle set).
// @see https://github.com/apigee/apigee-edge-drupal/issues/396
$fields['first_name']->setTargetBundle('user');
$fields['last_name']->setTargetBundle('user');
}
}
/**
* Implements hook_entity_extra_field_info().
*/
function apigee_edge_entity_extra_field_info() {
$extra = [];
foreach (\Drupal::entityTypeManager()->getDefinitions() as $definition) {
if (in_array(AppInterface::class, class_implements($definition->getOriginalClass()))) {
// Bundles are not supported therefore both keys are the same.
$extra[$definition->id()][$definition->id()]['display']['credentials'] = [
'label' => new TranslatableMarkup('Credentials'),
'description' => new TranslatableMarkup('Displays credentials provided by a @label', ['@label' => $definition->getSingularLabel()]),
// By default it should be displayed in the end of the view.
'weight' => 100,
'visible' => TRUE,
];
$extra[$definition->id()][$definition->id()]['display']['warnings'] = [
'label' => new TranslatableMarkup('Warnings'),
'description' => new TranslatableMarkup('Displays app warnings'),
'weight' => -100,
'visible' => TRUE,
];
}
}
return $extra;
}
/**
* Implements hook_field_formatter_info_alter().
*/
function apigee_edge_field_formatter_info_alter(array &$info) {
// Allows using the 'uri_link' formatter for the 'app_callback_url'
// field type, which uses it as default formatter.
// @see \Drupal\apigee_edge\Plugin\Field\FieldType\AppCallbackUrlItem
$info['uri_link']['field_types'][] = 'app_callback_url';
}
/**
* Implements hook_entity_view().
*/
function apigee_edge_entity_view(array &$build, EntityInterface $entity, EntityViewDisplayInterface $display, $view_mode) {
if ($entity instanceof AppInterface) {
// Add some required assets to an app's full entity view mode.
$build['#attached']['library'][] = 'apigee_edge/apigee_edge.components';
$build['#attached']['library'][] = 'apigee_edge/apigee_edge.app_view';
if (\Drupal::moduleHandler()->moduleExists('apigee_edge_teams')) {
if ($team = \Drupal::routeMatch()->getParameter('team')) {
$team_app_name = $team->getName();
}
}
if ($user = \Drupal::routeMatch()->getParameter('user')) {
$build['#attached']['drupalSettings']['currentUser'] = $user->id();
}
if ($display->getComponent('credentials')) {
/** @var \Drupal\apigee_edge\Entity\AppInterface $entity */
$defaults = [
'#cache' => [
'contexts' => $entity->getCacheContexts(),
'tags' => $entity->getCacheTags(),
],
];
$build['credentials'] = [
'#type' => 'container',
];
$index = 0;
foreach ($entity->getCredentials() as $credential) {
$build['credentials'][$credential->getStatus()][] = [
'#type' => 'app_credential',
'#credential' => $credential,
'#app_name' => $entity->getName(),
'#team_app_name' => isset($team_app_name) ? $team_app_name : '',
'#app' => $entity,
'#attributes' => [
'class' => 'items--inline',
'data-app-keys-url' => $entity->toUrl('api-keys', ['absolute' => TRUE])->toString(FALSE),
'data-app-container-index' => $index,
],
] + $defaults;
$index++;
}
// Hide revoked credentials in a collapsible section.
if (!empty($build['credentials'][AppCredentialInterface::STATUS_REVOKED])) {
$revoked_credentials = $build['credentials'][AppCredentialInterface::STATUS_REVOKED];
$build['credentials'][AppCredentialInterface::STATUS_REVOKED] = [
'#type' => 'details',
'#title' => t('Revoked keys (@count)', ['@count' => count($revoked_credentials)]),
'#weight' => 100,
'credentials' => $revoked_credentials,
];
}
}
// Add link to add keys.
if($entity->access('add_api_key') && $entity->hasLinkTemplate('add-api-key-form')) {
$build['add_keys'] = Link::fromTextAndUrl(t('Add key'), $entity->toUrl('add-api-key-form', [
'attributes' => [
'data-dialog-type' => 'modal',
'data-dialog-options' => json_encode([
'width' => 500,
'height' => 250,
'draggable' => FALSE,
'autoResize' => FALSE,
]),
'class' => [
'use-ajax',
'button',
],
],
]))->toRenderable();
$build['#attached']['library'][] = 'core/drupal.dialog.ajax';
}
}
if ($display->getComponent('warnings')) {
/** @var \Drupal\apigee_edge\Entity\AppWarningsCheckerInterface $app_warnings_checker */
$app_warnings_checker = \Drupal::service('apigee_edge.entity.app_warnings_checker');
$warnings = array_filter($app_warnings_checker->getWarnings($entity));
if (count($warnings)) {
$build['warnings'] = [
'#theme' => 'status_messages',
'#message_list' => [
'warning' => $warnings,
],
];
}
}
}
/**
* Implements hook_ENTITY_TYPE_access().
*
* Supported operations: view, view label, assign.
*
* "assign" is a custom entity on API Products. It is being used on app
* create/edit forms. A developer may have view access to an API product but
* they can not assign it to an app (they can not obtain an API key for that
* API product).
*
* Rules:
* - The user gets allowed if has "Bypass API Product access control"
* permission always.
* - If operation is "view" or "view label" then the user gets access allowed
* for the API Product (entity) if the API product's access attribute value is
* either one of the selected access attribute values OR if a developer
* app is in association with the selected API product.
* - If operation is "assign" then disallow access if the role is configured
* in the "Access by visibility" settings at the route
* apigee_edge.settings.developer.api_product_access.
*/
function apigee_edge_api_product_access(EntityInterface $entity, $operation, AccountInterface $account) {
/** @var \Drupal\apigee_edge\Entity\ApiProductInterface $entity */
if (!in_array($operation, ['view', 'view label', 'assign'])) {
return AccessResult::neutral(sprintf('%s is not supported by %s.', $operation, __FUNCTION__));
}
$config_name = 'apigee_edge.api_product_settings';
$result = AccessResult::allowedIfHasPermission($account, 'bypass api product access control');
if ($result->isNeutral()) {
// Attribute may not exists but in that case it means public.
// Access attribute needs to be set to lower case
// to match the portal visibilities that is set in the config apigee_edge.api_product_settings.
$product_visibility = $entity->getAttributeValue('access') ? strtolower($entity->getAttributeValue('access')) : 'public';
$visible_to_roles = \Drupal::config($config_name)->get('access')[$product_visibility] ?? [];
// A user may not have access to this API product based on the current
// access setting but we should still grant view access
// if they have a developer app in association with this API product.
if (empty(array_intersect($visible_to_roles, $account->getRoles()))) {
if ($operation === 'assign') {
// If the apigee_edge.settings.developer.api_product_access settings
// limits access to this API product, do not allow user to assign it
// to an application.
$result = AccessResult::forbidden("User {$account->getEmail()} is does not have permissions to see API Product with visibility {$product_visibility}.");
}
else {
$result = _apigee_edge_user_has_an_app_with_product($entity->id(), $account, TRUE);
}
}
else {
$result = AccessResult::allowed();
}
}
// If the API product gets updated it should not have any effect this
// access control so we did not add $entity as a dependency to the result.
return $result->cachePerUser()->addCacheTags(['config:' . $config_name]);
}
/**
* Implements hook_entity_access().
*/
function apigee_edge_entity_access(EntityInterface $entity, $operation, AccountInterface $account) {
if (!$entity->getEntityType()->entityClassImplements(AppInterface::class) || !in_array($operation, ['revoke_api_key', 'delete_api_key'])) {
return AccessResult::neutral();
}
/** @var \Drupal\apigee_edge\Entity\AppInterface $entity **/
$approved_credentials = array_filter($entity->getCredentials(), function (AppCredentialInterface $credential) {
return $credential->getStatus() === AppCredentialInterface::STATUS_APPROVED;
});
// Prevent revoking/deleting the only active key.
if (count($approved_credentials) <= 1) {
$action = $operation === "revoke_api_key" ? "revoke" : "delete";
return AccessResult::forbidden("You cannot $action the only active key.");
}
}
/**
* Implements hook_form_FORM_ID_alter().
*/
function apigee_edge_form_entity_form_display_edit_form_alter(&$form, FormStateInterface $form_state, $form_id) {
if ($form['#entity_type'] === 'developer_app') {
$form['#validate'][] = '_apigee_edge_developer_app_entity_form_display_edit_form_validate';
}
}
/**
* Extra validation for the entity_form_display.edit form of developer apps.
*
* This makes sure that fields marked as 'required' can't be disabled.
*
* @param array $form
* Form array.
* @param Drupal\Core\Form\FormStateInterface $form_state
* Form state.
*/
function _apigee_edge_developer_app_entity_form_display_edit_form_validate(array &$form, FormStateInterface $form_state) {
$required = \Drupal::config('apigee_edge.developer_app_settings')->get('required_base_fields');
foreach ($form_state->getValue('fields') as $field_name => $data) {
if (in_array($field_name, $required) && $data['region'] === 'hidden') {
$form_state->setError($form['fields'][$field_name], t('%field-name is required.', [
'%field-name' => $form['fields'][$field_name]['human_name']['#plain_text'],
]));
}
}
}
/**
* After build callback for verification email content form element.
*
* @param array $form_element
* Form element array.
* @param Drupal\Core\Form\FormStateInterface $form_state
* Form state object.
*
* @return array
* Form array.
*
* @see \Drupal\apigee_edge\Form\DeveloperSettingsForm::buildForm
*/
function apigee_edge_developer_settings_form_verification_email_body_after_build(array $form_element, FormStateInterface $form_state) {
if (isset($form_element['format'])) {
// Hide input format settings when textarea itself is also hidden.
$form_element['format']['#states']['visible'] = $form_element['#states']['visible'];
}
return $form_element;
}
/**
* Implements hook_mail().
*
* Based on user_mail().
*/
function apigee_edge_mail($key, &$message, $params) {
$token_service = \Drupal::token();
$language_manager = \Drupal::languageManager();
$langcode = $message['langcode'];
/** @var \Drupal\Core\Session\AccountInterface $account */
$account = $params['account'];
$variables = ['user' => $account];
$language = $language_manager->getLanguage($account->getPreferredLangcode());
$original_language = $language_manager->getConfigOverrideLanguage();
$language_manager->setConfigOverrideLanguage($language);
$config = \Drupal::config('apigee_edge.developer_settings');
$token_options = [
'langcode' => $langcode,
'callback' => '_apigee_edge_existing_developer_mail_tokens',
'clear' => TRUE,
];
$message['subject'] .= PlainTextOutput::renderFromHtml($token_service->replace($config->get('verification_email.subject'), $variables, $token_options));
$message['body'][] = $token_service->replace($config->get('verification_email.body'), $variables, $token_options);
$language_manager->setConfigOverrideLanguage($original_language);
}
/**
* Token callback to add unsafe tokens for existing developer user mails.
*
* This function is used by \Drupal\Core\Utility\Token::replace() to set up
* some additional tokens that can be used in email messages generated by
* apigee_edge_mail().
*
* @param array $replacements
* An associative array variable containing mappings from token names to
* values (for use with strtr()).
* @param array $data
* An associative array of token replacement values. If the 'user' element
* exists, it must contain a user account object with the following
* properties:
* - login: The UNIX timestamp of the user's last login.
* - pass: The hashed account login password.
* @param array $options
* A keyed array of settings and flags to control the token replacement
* process. See \Drupal\Core\Utility\Token::replace().
*/
function _apigee_edge_existing_developer_mail_tokens(array &$replacements, array $data, array $options) {
if (isset($data['user'])) {
$replacements['[user:developer-email-verification-url]'] = _apigee_edge_existing_developer_email_verification_link($data['user'], $options);
}
}
/**
* Sends a verification email to the developer email that is already taken.
*
* @param \Drupal\Core\Session\AccountInterface $account
* The user object of the account being notified. Must contain at
* least the fields 'uid', 'name', and 'mail'.
* @param string $langcode
* (optional) Language code to use for the notification, overriding account
* language.
*
* @return array
* An array containing various information about the message.
* See \Drupal\Core\Mail\MailManagerInterface::mail() for details.
*
* @see \_apigee_edge_existing_developer_mail_tokens()
*/
function _apigee_edge_send_developer_email_verification_email(AccountInterface $account, $langcode = NULL) {
if (\Drupal::config('apigee_edge.developer_settings')->get('verification_action') === DeveloperSettingsForm::VERIFICATION_ACTION_VERIFY_EMAIL) {
$params['account'] = $account;
$langcode = $langcode ? $langcode : $account->getPreferredLangcode();
// Get the custom site notification email to use as the from email address
// if it has been set.
$site_mail = \Drupal::config('system.site')->get('mail_notification');
// If the custom site notification email has not been set, we use the site
// default for this.
if (empty($site_mail)) {
$site_mail = \Drupal::config('system.site')->get('mail');
}
if (empty($site_mail)) {
$site_mail = ini_get('sendmail_from');
}
$mail = \Drupal::service('plugin.manager.mail')->mail('apigee_edge', 'developer_email_verification', $account->getEmail(), $langcode, $params, $site_mail);
// TODO Should we notify admins about this?
}
return empty($mail) ? NULL : $mail['result'];
}
/**
* Implements hook_form_FORM_ID_alter().
*/
function apigee_edge_form_user_form_alter(&$form, FormStateInterface $form_state, $form_id) {
// Only alter the user edit form.
if ($form_id === 'user_register_form') {
return;
}
// The email field should be always required because it is required on
// Apigee Edge.
$form['account']['mail']['#required'] = TRUE;
$user = \Drupal::currentUser();
// Make the same information available here as on user_register_form.
// @see \Drupal\user\RegisterForm::form()
$form['administer_users'] = [
'#type' => 'value',
'#value' => $user->hasPermission('administer users'),
];
// Add the API connection custom validation callback to the beginning of the
// chain apigee_edge_module_implements_alter() ensures that form_alter hook is
// called in the last time.
$validation_functions[] = 'apigee_edge_form_user_form_api_connection_validate';
// Add email custom validation callback to the chain immediately after the API
// connection validation apigee_edge_module_implements_alter() ensures that
// form_alter hook is called in the last time.
$validation_functions[] = 'apigee_edge_form_user_form_developer_email_validate';
$form['#validate'] = array_merge($validation_functions, $form['#validate']);
}
/**
* Validates whether the provided email address is already taken on Apigee Edge.
*
* @param array $form
* Form array.
* @param Drupal\Core\Form\FormStateInterface $form_state
* Form state object.
*/
function apigee_edge_form_user_form_developer_email_validate(array $form, FormStateInterface $form_state) {
// If email address was changed.
if ($form_state->getValue('mail') !== $form_state->getBuildInfo()['callback_object']->getEntity()->mail->value) {
$developer = NULL;
try {
$developer = Developer::load($form_state->getValue('mail'));
}
catch (\Exception $exception) {
// Nothing to do here, if there is no connection to Apigee Edge interrupt
// the registration in the
// apigee_edge_form_user_form_api_connection_validate() function.
}
if ($developer) {
// Add email address to the whitelist because we would like to
// display a custom error message instead of what this
// field validation handler returns.
DeveloperEmailUniqueValidator::whitelist($form_state->getValue('mail'));
if ($form_state->getValue('administer_users')) {
$form_state->setErrorByName('mail', t('This email address already belongs to a developer on Apigee Edge.'));
}
else {
$config = Drupal::config('apigee_edge.developer_settings');
$form_state->setErrorByName('mail', $config->get('user_edit_error_message.value'));
}
}
}
}
/**
* Implements hook_form_FORM_ID_alter().
*/
function apigee_edge_form_user_register_form_alter(&$form, FormStateInterface $form_state, $form_id) {
$validation_functions = [];
// The email field should be always required because it is required on
// Apigee Edge.
$form['account']['mail']['#required'] = TRUE;
// Add the API connection custom validation callback to the beginning of the
// chain apigee_edge_module_implements_alter() ensures that form_alter hook is
// called in the last time.
$validation_functions[] = 'apigee_edge_form_user_form_api_connection_validate';
$userInput = $form_state->getUserInput();
// Because this form alter is called earlier than the validation callback
// (and the entity validations by user module) we have to use raw
// user input here to check whether this form element should be visible
// next time when the form is displayed on the UI with validation errors.
if (!empty($userInput['mail']) && $form['account']['mail']['#default_value'] !== $userInput['mail']) {
// Only add our extra features to the form if the provided email does not
// belong to a user in Drupal yet. Otherwise let Drupal's build-in
// validation to handle this problem.
$user = user_load_by_mail($userInput['mail']);
if (!$user) {
// Add email custom validation callback to the chain immediately after the
// API connection validation apigee_edge_module_implements_alter() ensures
// that form_alter hook is called in the last time.
$validation_functions[] = 'apigee_edge_form_user_register_form_developer_email_validate';
try {
$developer = Developer::load($userInput['mail']);
$form['developer_exists'] = [
'#type' => 'value',
'#value' => (bool) $developer,
];
if ($developer) {
if ($form['administer_users']['#value']) {
$form['account']['apigee_edge_developer_exists'] = [
'#type' => 'checkbox',
'#title' => t('I understand the provided email address belongs to a developer on Apigee Edge and I confirm user creation'),
'#required' => TRUE,
'#weight' => 0,
];
}
else {
$config = Drupal::config('apigee_edge.developer_settings');
if ($config->get('verification_action') === DeveloperSettingsForm::VERIFICATION_ACTION_VERIFY_EMAIL) {
$form['account']['apigee_edge_developer_unreceived_mail'] = [
'#type' => 'checkbox',
'#title' => t('I did not get an email. Please send me a new one.'),
'#weight' => 0,
];
}
}
}
}
catch (\Exception $exception) {
// Nothing to do here, if there is no connection to Apigee Edge
// Nothing to do here, if there is no connection to Apigee Edge
// interrupt the registration in the
// apigee_edge_form_user_form_api_connection_validate() function.
}
}
}
$form['#validate'] = array_merge($validation_functions, $form['#validate']);
$form['#after_build'][] = 'apigee_edge_form_user_register_form_after_build';
}
/**
* After build function for user_registration_form.
*
* @param array $form
* Form array.
* @param Drupal\Core\Form\FormStateInterface $form_state
* Form state object.
*
* @return array
* Form array.
*/
function apigee_edge_form_user_register_form_after_build(array $form, FormStateInterface $form_state) {
if (isset($form['account']['apigee_edge_developer_exists']) && isset($form['account']['mail'])) {
$form['account']['apigee_edge_developer_exists']['#weight'] = $form['account']['mail']['#weight'] + 0.0001;
}
if (isset($form['account']['apigee_edge_developer_unreceived_mail']) && isset($form['account']['mail'])) {
$form['account']['apigee_edge_developer_unreceived_mail']['#weight'] = $form['account']['mail']['#weight'] + 0.0001;
}
return $form;
}
/**
* Validates whether there is connection to Apigee Edge or not.
*
* @param array $form
* Form array.
* @param Drupal\Core\Form\FormStateInterface $form_state
* Form state object.
*/
function apigee_edge_form_user_form_api_connection_validate(array $form, FormStateInterface $form_state) {
// If there is no connection to Apigee Edge interrupt the registration/user
// update, otherwise it could be a security leak if a developer exists in
// Apigee Edge with the same email address.
/** @var \Drupal\apigee_edge\SDKConnectorInterface $sdk_connector */
$sdk_connector = \Drupal::service('apigee_edge.sdk_connector');
try {
$sdk_connector->testConnection();
}
catch (\Exception $exception) {
$context = [
'@user_email' => $form_state->getValue('mail'),
'@message' => (string) $exception,
];
watchdog_exception('apigee_edge', $exception, 'Could not create/update Drupal user: @user_email, because there was no connection to Apigee Edge. @message %function (line %line of %file). <pre>@backtrace_string</pre>', $context);
$form_state->setError($form, t('User registration is temporarily unavailable. Try again later or contact the site administrator.'));
}
}
/**
* Validates whether the provided email address is already taken on Apigee Edge.
*
* @param array $form
* Form array.
* @param Drupal\Core\Form\FormStateInterface $form_state
* Form state object.
*/
function apigee_edge_form_user_register_form_developer_email_validate(array $form, FormStateInterface $form_state) {
// Do nothing if the developer does not exists.
if (empty($form_state->getValue('developer_exists'))) {
return;
}
/** @var \Drupal\user\RegisterForm $registerForm */
$registerForm = $form_state->getFormObject();
// Pass this information to hook_user_presave() in case if we would get
// there.
$registerForm->getEntity()->{APIGEE_EDGE_USER_REGISTRATION_SOURCE} = 'user_register_form';
// Do nothing if user has administer users permission.
// (Form is probably displayed on admin/people/create.)
if ($form_state->getValue('administer_users')) {
// Add email address to the whitelist because we do not want to
// display the same error message for an admin user as a regular user.
DeveloperEmailUniqueValidator::whitelist($form_state->getValue('mail'));
// If administrator has not confirmed that they would like to create a user
// in Drupal with an existing developer id on Apigee Edge then add a custom
// error to the field.
if (empty($form_state->getValue('apigee_edge_developer_exists'))) {
$form_state->setErrorByName('mail', t('This email address already exists on Apigee Edge.'));
}
return;
}
$config = \Drupal::config('apigee_edge.developer_settings');
$request = \Drupal::request();
$token = $request->query->get($config->get('verification_token'));
$timestamp = $request->query->get('timestamp');
/** @var \Drupal\user\UserInterface $account */
// Build user object from the submitted form values.
$account = $registerForm->buildEntity($form, $form_state);
// If required parameters are available in the url.
if ($token && $timestamp) {
// If token is (still) valid then account's email to the whitelist of the
// validator. This way it is not going to throw a validation error for this
// email this time.
if (apigee_edge_existing_developer_registration_hash_validate($account, $token, $timestamp)) {
DeveloperEmailUniqueValidator::whitelist($account->getEmail());
return;
}
else {
// Let user known that the token in the url has expired.
// Drupal sends a new verification email.
$form_state->setErrorByName('mail', t('Registration token expired or invalid. We have sent you a new link.'));
}
}
// Use shared storage to keep track of sent verification emails.
// Form state's storage can not be used for this purpose because its values
// are being cleared for every new requests. Private storage is too private
// in case of anonymous user because every page request creates a new, empty
// private temp storage.
$storage = \Drupal::service('tempstore.shared');
/** @var \Drupal\Core\TempStore\PrivateTempStore $sendNotifications */
$sendNotifications = $storage->get('apigee_edge_developer_email_verification_sent');
// Do not send multiple email verifications to the same email address
// every time when form validation fails with an error.
if (!$sendNotifications->get($account->getEmail()) || $form_state->getValue('apigee_edge_developer_unreceived_mail')) {
// Send verification email to the user.
$result = _apigee_edge_send_developer_email_verification_email($account, $account->getPreferredLangcode());
try {
$sendNotifications->set($account->getEmail(), $result);
}
catch (TempStoreException $e) {
watchdog_exception(__FUNCTION__, $e);
}
}
}
/**
* Generates an URL to confirm identity of a user with existing developer mail.
*
* Based on user_cancel_url().
*
* @param \Drupal\user\UserInterface $account
* User object.
* @param array $options
* (optional) A keyed array of settings. Supported options are:
* - langcode: A language code to be used when generating locale-sensitive
* URLs. If langcode is NULL the users preferred language is used.
*
* @return string
* A unique URL that may be used to confirm the cancellation of the user
* account.
*
* @see \_apigee_edge_existing_developer_mail_tokens()
* @see \Drupal\user\Controller\UserController::confirmCancel()
*/
function _apigee_edge_existing_developer_email_verification_link(UserInterface $account, array $options = []) {
$languageManager = \Drupal::languageManager();
$timestamp = \Drupal::time()->getRequestTime();
$langcode = isset($options['langcode']) ? $options['langcode'] : $account->getPreferredLangcode();
$url_options = ['absolute' => TRUE, 'language' => $languageManager->getLanguage($langcode)];
$url_options['query'][\Drupal::config('apigee_edge.developer_settings')->get('verification_token')] = apigee_edge_existing_developer_registration_hash($account, $timestamp);
$url_options['query']['timestamp'] = $timestamp;
// For now, use this method for generating url to the user register and
// edit forms.
$route = 'user.register';
$route_params = [];
if (!$account->isAnonymous()) {
$route = 'entity.user.edit_form';
$route_params['user'] = $account->id();
}
return Url::fromRoute($route, $route_params, $url_options)->toString();
}
/**
* Generates a token for an email address that is already taken on Apigee Edge.
*
* We do not want to enforce a user to use the same first name, last name,
* username when this token is generated and when they re-open the registration