mirror of
https://github.com/silverstripe/silverstripe-userforms.git
synced 2024-10-22 17:05:42 +02:00
552 lines
20 KiB
PHP
552 lines
20 KiB
PHP
<?php
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namespace SilverStripe\UserForms\Control;
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use Exception;
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use PageController;
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use Psr\Log\LoggerInterface;
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use SilverStripe\Assets\File;
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use SilverStripe\Assets\Upload;
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use SilverStripe\Control\Controller;
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use SilverStripe\Control\Email\Email;
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use SilverStripe\Control\HTTPResponse;
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use SilverStripe\Control\HTTPRequest;
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use SilverStripe\Core\Injector\Injector;
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use SilverStripe\Core\Manifest\ModuleLoader;
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use SilverStripe\Forms\Form;
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use SilverStripe\i18n\i18n;
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use SilverStripe\ORM\ArrayList;
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use SilverStripe\ORM\FieldType\DBField;
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use SilverStripe\ORM\ValidationException;
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use SilverStripe\ORM\ValidationResult;
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use SilverStripe\Security\Security;
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use SilverStripe\UserForms\Form\UserForm;
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use SilverStripe\UserForms\Model\EditableFormField;
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use SilverStripe\UserForms\Model\EditableFormField\EditableFileField;
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use SilverStripe\UserForms\Model\Submission\SubmittedForm;
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use SilverStripe\View\ArrayData;
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use SilverStripe\View\Requirements;
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use SilverStripe\View\SSViewer;
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use Swift_RfcComplianceException;
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/**
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* Controller for the {@link UserDefinedForm} page type.
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*
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* @package userforms
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*/
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class UserDefinedFormController extends PageController
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{
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private static $finished_anchor = '#uff';
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private static $allowed_actions = [
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'index',
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'ping',
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'Form',
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'finished'
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];
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protected function init()
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{
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parent::init();
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$page = $this->data();
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// load the css
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if (!$page->config()->get('block_default_userforms_css')) {
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Requirements::css('silverstripe/userforms:client/dist/styles/userforms.css');
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}
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// load the jquery
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if (!$page->config()->get('block_default_userforms_js')) {
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Requirements::javascript('//code.jquery.com/jquery-3.4.1.min.js');
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Requirements::javascript(
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'silverstripe/userforms:client/thirdparty/jquery-validate/jquery.validate.min.js'
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);
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Requirements::javascript('silverstripe/admin:client/dist/js/i18n.js');
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Requirements::add_i18n_javascript('silverstripe/userforms:client/lang');
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Requirements::javascript('silverstripe/userforms:client/dist/js/userforms.js');
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$this->addUserFormsValidatei18n();
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// Bind a confirmation message when navigating away from a partially completed form.
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if ($page::config()->get('enable_are_you_sure')) {
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Requirements::javascript(
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'silverstripe/userforms:client/thirdparty/jquery.are-you-sure/jquery.are-you-sure.js'
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);
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}
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}
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}
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/**
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* Add the necessary jQuery validate i18n translation files, either by locale or by langauge,
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* e.g. 'en_NZ' or 'en'. This adds "methods_abc.min.js" as well as "messages_abc.min.js" from the
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* jQuery validate thirdparty library.
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*/
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protected function addUserFormsValidatei18n()
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{
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$module = ModuleLoader::getModule('silverstripe/userforms');
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$candidates = [
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i18n::getData()->langFromLocale(i18n::config()->get('default_locale')),
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i18n::config()->get('default_locale'),
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i18n::getData()->langFromLocale(i18n::get_locale()),
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i18n::get_locale(),
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];
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foreach ($candidates as $candidate) {
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foreach (['messages', 'methods'] as $candidateType) {
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$localisationCandidate = "client/thirdparty/jquery-validate/localization/{$candidateType}_{$candidate}.min.js";
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$resource = $module->getResource($localisationCandidate);
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if ($resource->exists()) {
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Requirements::javascript($resource->getRelativePath());
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}
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}
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}
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}
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/**
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* Using $UserDefinedForm in the Content area of the page shows
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* where the form should be rendered into. If it does not exist
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* then default back to $Form.
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*
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* @return array
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*/
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public function index(HTTPRequest $request = null)
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{
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$form = $this->Form();
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if ($this->Content && $form && !$this->config()->disable_form_content_shortcode) {
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$hasLocation = stristr($this->Content, '$UserDefinedForm');
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if ($hasLocation) {
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/** @see Requirements_Backend::escapeReplacement */
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$formEscapedForRegex = addcslashes($form->forTemplate(), '\\$');
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$content = preg_replace(
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'/(<p[^>]*>)?\\$UserDefinedForm(<\\/p>)?/i',
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$formEscapedForRegex,
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$this->Content
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);
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return [
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'Content' => DBField::create_field('HTMLText', $content),
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'Form' => ''
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];
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}
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}
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return [
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'Content' => DBField::create_field('HTMLText', $this->Content),
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'Form' => $this->Form()
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];
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}
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/**
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* Keep the session alive for the user.
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*
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* @return int
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*/
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public function ping()
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{
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return 1;
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}
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/**
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* Get the form for the page. Form can be modified by calling {@link updateForm()}
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* on a UserDefinedForm extension.
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*
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* @return Form
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*/
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public function Form()
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{
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$form = UserForm::create($this, 'Form_' . $this->ID);
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/** @skipUpgrade */
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$form->setFormAction(Controller::join_links($this->Link(), 'Form'));
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$this->generateConditionalJavascript();
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return $form;
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}
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/**
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* Generate the javascript for the conditional field show / hiding logic.
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*
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* @return void
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*/
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public function generateConditionalJavascript()
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{
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$rules = '';
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$form = $this->data();
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if (!$form) {
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return;
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}
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$formFields = $form->Fields();
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$watch = [];
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if ($formFields) {
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/** @var EditableFormField $field */
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foreach ($formFields as $field) {
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if ($result = $field->formatDisplayRules()) {
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$watch[] = $result;
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}
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}
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}
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if ($watch) {
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$rules .= $this->buildWatchJS($watch);
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}
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// Only add customScript if $default or $rules is defined
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if ($rules) {
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Requirements::customScript(<<<JS
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(function($) {
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$(document).ready(function() {
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{$rules}
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});
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})(jQuery);
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JS
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, 'UserFormsConditional-' . $form->ID);
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}
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}
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/**
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* Process the form that is submitted through the site
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*
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* {@see UserForm::validate()} for validation step prior to processing
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*
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* @param array $data
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* @param Form $form
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*
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* @return HTTPResponse
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*/
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public function process($data, $form)
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{
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$submittedForm = SubmittedForm::create();
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$submittedForm->SubmittedByID = Security::getCurrentUser() ? Security::getCurrentUser()->ID : 0;
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$submittedForm->ParentClass = get_class($this->data());
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$submittedForm->ParentID = $this->ID;
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// if saving is not disabled save now to generate the ID
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if (!$this->DisableSaveSubmissions) {
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$submittedForm->write();
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}
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$attachments = [];
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$submittedFields = ArrayList::create();
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foreach ($this->data()->Fields() as $field) {
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if (!$field->showInReports()) {
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continue;
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}
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$submittedField = $field->getSubmittedFormField();
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$submittedField->ParentID = $submittedForm->ID;
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$submittedField->Name = $field->Name;
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$submittedField->Title = $field->getField('Title');
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// save the value from the data
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if ($field->hasMethod('getValueFromData')) {
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$submittedField->Value = $field->getValueFromData($data);
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} else {
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if (isset($data[$field->Name])) {
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$submittedField->Value = $data[$field->Name];
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}
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}
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if (!empty($data[$field->Name])) {
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if (in_array(EditableFileField::class, $field->getClassAncestry())) {
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if (!empty($_FILES[$field->Name]['name'])) {
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$foldername = $field->getFormField()->getFolderName();
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// create the file from post data
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$upload = Upload::create();
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$file = File::create();
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$file->ShowInSearch = 0;
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try {
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$upload->loadIntoFile($_FILES[$field->Name], $file, $foldername);
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} catch (ValidationException $e) {
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$validationResult = $e->getResult();
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foreach ($validationResult->getMessages() as $message) {
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$form->sessionMessage($message['message'], ValidationResult::TYPE_ERROR);
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}
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Controller::curr()->redirectBack();
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return;
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}
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// write file to form field
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$submittedField->UploadedFileID = $file->ID;
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// attach a file only if lower than 1MB
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if ($file->getAbsoluteSize() < 1024 * 1024 * 1) {
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$attachments[] = $file;
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}
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}
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}
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}
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$submittedField->extend('onPopulationFromField', $field);
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if (!$this->DisableSaveSubmissions) {
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$submittedField->write();
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}
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$submittedFields->push($submittedField);
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}
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$emailData = [
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'Sender' => Security::getCurrentUser(),
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'HideFormData' => false,
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'Fields' => $submittedFields,
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'Body' => '',
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];
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$this->extend('updateEmailData', $emailData, $attachments);
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// email users on submit.
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if ($recipients = $this->FilteredEmailRecipients($data, $form)) {
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foreach ($recipients as $recipient) {
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$email = Email::create()
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->setHTMLTemplate('email/SubmittedFormEmail')
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->setPlainTemplate('email/SubmittedFormEmailPlain');
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// Merge fields are used for CMS authors to reference specific form fields in email content
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$mergeFields = $this->getMergeFieldsMap($emailData['Fields']);
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if ($attachments) {
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foreach ($attachments as $file) {
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/** @var File $file */
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if ((int) $file->ID === 0) {
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continue;
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}
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$email->addAttachmentFromData(
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$file->getString(),
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$file->getFilename(),
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$file->getMimeType()
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);
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}
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}
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if (!$recipient->SendPlain && $recipient->emailTemplateExists()) {
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$email->setHTMLTemplate($recipient->EmailTemplate);
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}
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// Add specific template data for the current recipient
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$emailData['HideFormData'] = (bool) $recipient->HideFormData;
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// Include any parsed merge field references from the CMS editor - this is already escaped
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$emailData['Body'] = SSViewer::execute_string($recipient->getEmailBodyContent(), $mergeFields);
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// Push the template data to the Email's data
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foreach ($emailData as $key => $value) {
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$email->addData($key, $value);
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}
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// check to see if they are a dynamic reply to. eg based on a email field a user selected
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$emailFrom = $recipient->SendEmailFromField();
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if ($emailFrom && $emailFrom->exists()) {
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$submittedFormField = $submittedFields->find('Name', $recipient->SendEmailFromField()->Name);
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if ($submittedFormField && is_string($submittedFormField->Value)) {
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$email->setReplyTo(explode(',', $submittedFormField->Value));
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}
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} elseif ($recipient->EmailReplyTo) {
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$email->setReplyTo(explode(',', $recipient->EmailReplyTo));
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}
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// check for a specified from; otherwise fall back to server defaults
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if ($recipient->EmailFrom) {
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$email->setFrom(explode(',', $recipient->EmailFrom));
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}
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// check to see if they are a dynamic reciever eg based on a dropdown field a user selected
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$emailTo = $recipient->SendEmailToField();
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try {
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if ($emailTo && $emailTo->exists()) {
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$submittedFormField = $submittedFields->find('Name', $recipient->SendEmailToField()->Name);
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if ($submittedFormField && is_string($submittedFormField->Value)) {
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$email->setTo(explode(',', $submittedFormField->Value));
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} else {
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$email->setTo(explode(',', $recipient->EmailAddress));
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}
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} else {
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$email->setTo(explode(',', $recipient->EmailAddress));
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}
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} catch (Swift_RfcComplianceException $e) {
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// The sending address is empty and/or invalid. Log and skip sending.
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$error = sprintf(
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'Failed to set sender for userform submission %s: %s',
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$submittedForm->ID,
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$e->getMessage()
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);
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Injector::inst()->get(LoggerInterface::class)->notice($error);
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continue;
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}
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// check to see if there is a dynamic subject
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$emailSubject = $recipient->SendEmailSubjectField();
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if ($emailSubject && $emailSubject->exists()) {
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$submittedFormField = $submittedFields->find('Name', $recipient->SendEmailSubjectField()->Name);
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if ($submittedFormField && trim($submittedFormField->Value)) {
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$email->setSubject($submittedFormField->Value);
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} else {
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$email->setSubject(SSViewer::execute_string($recipient->EmailSubject, $mergeFields));
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}
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} else {
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$email->setSubject(SSViewer::execute_string($recipient->EmailSubject, $mergeFields));
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}
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$this->extend('updateEmail', $email, $recipient, $emailData);
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if ((bool)$recipient->SendPlain) {
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$body = strip_tags($recipient->getEmailBodyContent()) . "\n";
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if (isset($emailData['Fields']) && !$emailData['HideFormData']) {
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foreach ($emailData['Fields'] as $field) {
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$body .= $field->Title . ': ' . $field->Value . " \n";
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}
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}
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$email->setBody($body);
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$email->sendPlain();
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} else {
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$email->send();
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}
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}
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}
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$submittedForm->extend('updateAfterProcess');
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$session = $this->getRequest()->getSession();
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$session->clear("FormInfo.{$form->FormName()}.errors");
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$session->clear("FormInfo.{$form->FormName()}.data");
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$referrer = (isset($data['Referrer'])) ? '?referrer=' . urlencode($data['Referrer']) : "";
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// set a session variable from the security ID to stop people accessing
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// the finished method directly.
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if (!$this->DisableAuthenicatedFinishAction) {
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if (isset($data['SecurityID'])) {
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$session->set('FormProcessed', $data['SecurityID']);
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} else {
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// if the form has had tokens disabled we still need to set FormProcessed
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// to allow us to get through the finshed method
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if (!$this->Form()->getSecurityToken()->isEnabled()) {
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$randNum = rand(1, 1000);
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$randHash = md5($randNum);
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$session->set('FormProcessed', $randHash);
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$session->set('FormProcessedNum', $randNum);
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}
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}
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}
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if (!$this->DisableSaveSubmissions) {
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$session->set('userformssubmission'. $this->ID, $submittedForm->ID);
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}
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return $this->redirect($this->Link('finished') . $referrer . $this->config()->get('finished_anchor'));
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}
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/**
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* Allows the use of field values in email body.
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*
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* @param ArrayList $fields
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* @return ArrayData
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*/
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protected function getMergeFieldsMap($fields = [])
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{
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$data = ArrayData::create([]);
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foreach ($fields as $field) {
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$data->setField($field->Name, DBField::create_field('Text', $field->Value));
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}
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return $data;
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}
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/**
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* This action handles rendering the "finished" message, which is
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* customizable by editing the ReceivedFormSubmission template.
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*
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* @return ViewableData
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*/
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public function finished()
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{
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$submission = $this->getRequest()->getSession()->get('userformssubmission'. $this->ID);
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if ($submission) {
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$submission = SubmittedForm::get()->byId($submission);
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}
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$referrer = isset($_GET['referrer']) ? urldecode($_GET['referrer']) : null;
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if (!$this->DisableAuthenicatedFinishAction) {
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$formProcessed = $this->getRequest()->getSession()->get('FormProcessed');
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if (!isset($formProcessed)) {
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return $this->redirect($this->Link() . $referrer);
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} else {
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$securityID = $this->getRequest()->getSession()->get('SecurityID');
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// make sure the session matches the SecurityID and is not left over from another form
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if ($formProcessed != $securityID) {
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// they may have disabled tokens on the form
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$securityID = md5($this->getRequest()->getSession()->get('FormProcessedNum'));
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if ($formProcessed != $securityID) {
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return $this->redirect($this->Link() . $referrer);
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}
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}
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}
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$this->getRequest()->getSession()->clear('FormProcessed');
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}
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$data = [
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'Submission' => $submission,
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'Link' => $referrer
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];
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$this->extend('updateReceivedFormSubmissionData', $data);
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return $this->customise([
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'Content' => $this->customise($data)->renderWith(__CLASS__ . '_ReceivedFormSubmission'),
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'Form' => '',
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]);
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}
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/**
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* Outputs the required JS from the $watch input
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*
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* @param array $watch
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*
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* @return string
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*/
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protected function buildWatchJS($watch)
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{
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$result = '';
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foreach ($watch as $key => $rule) {
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$events = implode(' ', $rule['events']);
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$selectors = implode(', ', $rule['selectors']);
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$conjunction = $rule['conjunction'];
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$operations = implode(" {$conjunction} ", $rule['operations']);
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|
$target = $rule['targetFieldID'];
|
|
$holder = $rule['holder'];
|
|
|
|
$result .= <<<EOS
|
|
\n
|
|
$('.userform').on('{$events}',
|
|
"{$selectors}",
|
|
function (){
|
|
if ({$operations}) {
|
|
$('{$target}').{$rule['view']};
|
|
{$holder}.{$rule['view']}.trigger('{$rule['holder_event']}');
|
|
} else {
|
|
$('{$target}').{$rule['opposite']};
|
|
{$holder}.{$rule['opposite']}.trigger('{$rule['holder_event_opposite']}');
|
|
}
|
|
});
|
|
$("{$target}").find('.hide').removeClass('hide');
|
|
EOS;
|
|
}
|
|
|
|
return $result;
|
|
}
|
|
}
|