| 1 |
<?php |
| 2 |
|
| 3 |
namespace FluentForm\App\Modules\Form; |
| 4 |
|
| 5 |
use FluentForm\App\Databases\Migrations\FormSubmissionDetails; |
| 6 |
use FluentForm\App\Modules\Activator; |
| 7 |
use FluentForm\App\Modules\Entries\Entries; |
| 8 |
use FluentForm\App\Modules\ReCaptcha\ReCaptcha; |
| 9 |
use FluentForm\App\Services\Browser\Browser; |
| 10 |
use FluentForm\App\Services\FormBuilder\ShortCodeParser; |
| 11 |
use FluentForm\Framework\Foundation\Application; |
| 12 |
use FluentForm\Framework\Helpers\ArrayHelper as Arr; |
| 13 |
use FluentForm\Framework\Helpers\ArrayHelper; |
| 14 |
|
| 15 |
class FormHandler |
| 16 |
{ |
| 17 |
/** |
| 18 |
* @var \FluentForm\Framework\Foundation\Application |
| 19 |
*/ |
| 20 |
protected $app; |
| 21 |
|
| 22 |
/** |
| 23 |
* @var \FluentForm\Framework\Request\Request |
| 24 |
*/ |
| 25 |
protected $request; |
| 26 |
|
| 27 |
/** |
| 28 |
* @var array $formData |
| 29 |
*/ |
| 30 |
protected $formData; |
| 31 |
|
| 32 |
/** |
| 33 |
* The fluent form object. |
| 34 |
* |
| 35 |
* @var \stdClass |
| 36 |
*/ |
| 37 |
protected $form; |
| 38 |
|
| 39 |
/** |
| 40 |
* Form Handler constructor. |
| 41 |
* |
| 42 |
* @param \FluentForm\Framework\Foundation\Application $app |
| 43 |
*/ |
| 44 |
public function __construct(Application $app) |
| 45 |
{ |
| 46 |
$this->app = $app; |
| 47 |
$this->request = $app->request; |
| 48 |
} |
| 49 |
|
| 50 |
/** |
| 51 |
* Set the form using it's ID. |
| 52 |
* |
| 53 |
* @param $formId |
| 54 |
* @return $this |
| 55 |
*/ |
| 56 |
public function setForm($formId) |
| 57 |
{ |
| 58 |
$this->form = wpFluent()->table('fluentform_forms')->find($formId); |
| 59 |
return $this; |
| 60 |
} |
| 61 |
|
| 62 |
/** |
| 63 |
* Handle form submition |
| 64 |
*/ |
| 65 |
public function onSubmit() |
| 66 |
{ |
| 67 |
// Parse the url encoded data from the request object. |
| 68 |
parse_str($this->app->request->get('data'), $data); |
| 69 |
|
| 70 |
// Merge it back again to the request object. |
| 71 |
$this->app->request->merge(['data' => $data]); |
| 72 |
|
| 73 |
$formId = intval($this->app->request->get('form_id')); |
| 74 |
|
| 75 |
$this->setForm($formId); |
| 76 |
|
| 77 |
|
| 78 |
// Parse the form and get the flat inputs with validations. |
| 79 |
$fields = FormFieldsParser::getInputs($this->form, ['rules', 'raw']); |
| 80 |
|
| 81 |
// Sanitize the data properly. |
| 82 |
$this->formData = fluentFormSanitizer($data, null, $fields); |
| 83 |
|
| 84 |
// Now validate the data using the previous validations. |
| 85 |
$this->validate($fields); |
| 86 |
|
| 87 |
// Prepare the data to be inserted to the DB. |
| 88 |
$insertData = $this->prepareInsertData(); |
| 89 |
|
| 90 |
if ($this->isSpam($this->formData, $this->form)) { |
| 91 |
$insertData['status'] = 'spam'; |
| 92 |
$this->handleSpamError(); |
| 93 |
} |
| 94 |
|
| 95 |
do_action('fluentform_before_insert_submission', $insertData, $data, $this->form); |
| 96 |
|
| 97 |
if ($this->form->has_payment) { |
| 98 |
do_action('fluentform_before_insert_payment_form', $insertData, $data, $this->form); |
| 99 |
} |
| 100 |
|
| 101 |
$insertId = wpFluent()->table('fluentform_submissions')->insert($insertData); |
| 102 |
|
| 103 |
$result = $this->processFormSubmissionData($insertId, $this->formData, $this->form); |
| 104 |
|
| 105 |
wp_send_json_success($result, 200); |
| 106 |
} |
| 107 |
|
| 108 |
public function processFormSubmissionData($insertId, $formData, $form) |
| 109 |
{ |
| 110 |
if ($insertId) { |
| 111 |
ob_start(); |
| 112 |
$entries = new Entries(); |
| 113 |
$entries->recordEntryDetails($insertId, $form->id, $formData); |
| 114 |
$isError = ob_get_clean(); |
| 115 |
if ($isError) { |
| 116 |
FormSubmissionDetails::migrate(); |
| 117 |
} |
| 118 |
} |
| 119 |
|
| 120 |
$returnData = $this->getReturnData($insertId, $form, $formData); |
| 121 |
|
| 122 |
$error = ''; |
| 123 |
try { |
| 124 |
$this->app->doAction( |
| 125 |
'fluentform_submission_inserted', |
| 126 |
$insertId, |
| 127 |
$formData, |
| 128 |
$form |
| 129 |
); |
| 130 |
|
| 131 |
$this->app->doAction( |
| 132 |
'fluentform_submission_inserted_' . $form->type . '_form', |
| 133 |
$insertId, |
| 134 |
$formData, |
| 135 |
$form |
| 136 |
); |
| 137 |
} catch (\Exception $e) { |
| 138 |
if (defined('WP_DEBUG') && WP_DEBUG) { |
| 139 |
$error = $e->getMessage(); |
| 140 |
} |
| 141 |
} |
| 142 |
|
| 143 |
do_action('fluenform_before_submission_confirmation', $insertId, $formData, $form); |
| 144 |
|
| 145 |
return [ |
| 146 |
'insert_id' => $insertId, |
| 147 |
'result' => $returnData, |
| 148 |
'error' => $error |
| 149 |
]; |
| 150 |
} |
| 151 |
|
| 152 |
public function getReturnData($insertId, $form, $formData) |
| 153 |
{ |
| 154 |
if (empty($form->settings)) { |
| 155 |
$formSettings = wpFluent()->table('fluentform_form_meta') |
| 156 |
->where('form_id', $form->id) |
| 157 |
->where('meta_key', 'formSettings') |
| 158 |
->first(); |
| 159 |
|
| 160 |
$form->settings = $formSettings ? json_decode($formSettings->value, true) : []; |
| 161 |
} |
| 162 |
|
| 163 |
$confirmation = apply_filters( |
| 164 |
'fluentform_form_submission_confirmation', |
| 165 |
$form->settings['confirmation'], |
| 166 |
$formData, |
| 167 |
$form |
| 168 |
); |
| 169 |
|
| 170 |
if ($confirmation['redirectTo'] == 'samePage') { |
| 171 |
$message = ShortCodeParser::parse( |
| 172 |
$confirmation['messageToShow'], |
| 173 |
$insertId, |
| 174 |
$formData, |
| 175 |
$form |
| 176 |
); |
| 177 |
|
| 178 |
$message = $message ? $message : 'The form has been successfully submitted.'; |
| 179 |
|
| 180 |
$returnData = [ |
| 181 |
'message' => do_shortcode($message), |
| 182 |
'action' => $confirmation['samePageFormBehavior'], |
| 183 |
]; |
| 184 |
|
| 185 |
} else { |
| 186 |
$redirectUrl = Arr::get($confirmation, 'customUrl'); |
| 187 |
|
| 188 |
if ($confirmation['redirectTo'] == 'customPage') { |
| 189 |
$redirectUrl = get_permalink($confirmation['customPage']); |
| 190 |
} |
| 191 |
|
| 192 |
if ( |
| 193 |
(Arr::get($confirmation, 'enable_query_string') == 'yes') && |
| 194 |
Arr::get($confirmation, 'query_strings') |
| 195 |
) { |
| 196 |
if (strpos($redirectUrl, '?')) { |
| 197 |
$redirectUrl .= '&' . Arr::get($confirmation, 'query_strings'); |
| 198 |
} else { |
| 199 |
$redirectUrl .= '?' . Arr::get($confirmation, 'query_strings'); |
| 200 |
} |
| 201 |
} |
| 202 |
|
| 203 |
$isUrlParser = apply_filters('fluentform_will_parse_url_value', true, $form); |
| 204 |
|
| 205 |
$redirectUrl = ShortCodeParser::parse( |
| 206 |
$redirectUrl, |
| 207 |
$insertId, |
| 208 |
$formData, |
| 209 |
$form, |
| 210 |
$isUrlParser |
| 211 |
); |
| 212 |
|
| 213 |
if($isUrlParser) { |
| 214 |
$redirectUrl = esc_url_raw($redirectUrl); |
| 215 |
|
| 216 |
/* |
| 217 |
* For Empty Redirect Value |
| 218 |
*/ |
| 219 |
if(strpos($redirectUrl, '=&') || substr($redirectUrl, -1) == '=') { |
| 220 |
$urlArray = explode('?', $redirectUrl); |
| 221 |
$baseUrl = array_shift($urlArray); |
| 222 |
|
| 223 |
$query = wp_parse_url($redirectUrl)['query']; |
| 224 |
|
| 225 |
$queryParams = explode('&', $query); |
| 226 |
|
| 227 |
$params = []; |
| 228 |
foreach ($queryParams as $queryParam) { |
| 229 |
$paramArray = explode('=', $queryParam); |
| 230 |
if(!empty($paramArray[1])) { |
| 231 |
$params[$paramArray[0]] = $paramArray[1]; |
| 232 |
} |
| 233 |
} |
| 234 |
|
| 235 |
$redirectUrl = add_query_arg($params, $baseUrl); |
| 236 |
} |
| 237 |
} |
| 238 |
|
| 239 |
|
| 240 |
$message = ShortCodeParser::parse( |
| 241 |
ArrayHelper::get($confirmation, 'redirectMessage', ''), |
| 242 |
$insertId, |
| 243 |
$formData, |
| 244 |
$form |
| 245 |
); |
| 246 |
|
| 247 |
$returnData = [ |
| 248 |
'redirectUrl' => $redirectUrl, |
| 249 |
'message' => $message |
| 250 |
]; |
| 251 |
} |
| 252 |
|
| 253 |
return $this->app->applyFilters( |
| 254 |
'fluentform_submission_confirmation', |
| 255 |
$returnData, |
| 256 |
$form, |
| 257 |
$confirmation |
| 258 |
); |
| 259 |
} |
| 260 |
|
| 261 |
/** |
| 262 |
* Validate form data. |
| 263 |
* |
| 264 |
* @param $fields |
| 265 |
* @return bool |
| 266 |
*/ |
| 267 |
private function validate(&$fields) |
| 268 |
{ |
| 269 |
$this->validateRestrictions($fields); |
| 270 |
|
| 271 |
$this->validateNonce(); |
| 272 |
|
| 273 |
$this->validateReCaptcha(); |
| 274 |
|
| 275 |
$originalValidations = FormFieldsParser::getValidations($this->form, $this->formData, $fields); |
| 276 |
|
| 277 |
// Fire an event so that one can hook into it to work with the rules & messages. |
| 278 |
$validations = apply_filters('fluentform_validations', $originalValidations, $this->form); |
| 279 |
|
| 280 |
/* |
| 281 |
* Clean talk fix for now |
| 282 |
* They should not hook fluentform_validations and return nothing! |
| 283 |
* We will remove this extra check once it's done |
| 284 |
*/ |
| 285 |
if ($originalValidations && (!$validations || !array_filter($validations))) { |
| 286 |
$validations = $originalValidations; |
| 287 |
} |
| 288 |
|
| 289 |
$validator = \FluentValidator\Validator::make($this->formData, $validations[0], $validations[1]); |
| 290 |
|
| 291 |
$errors = []; |
| 292 |
if ($validator->validate()->fails()) { |
| 293 |
foreach ($validator->errors() as $attribute => $rules) { |
| 294 |
$position = strpos($attribute, ']'); |
| 295 |
|
| 296 |
if ($position) { |
| 297 |
$attribute = substr($attribute, 0, strpos($attribute, ']') + 1); |
| 298 |
} |
| 299 |
|
| 300 |
$errors[$attribute] = $rules; |
| 301 |
} |
| 302 |
// Fire an event so that one can hook into it to work with the errors. |
| 303 |
$errors = $this->app->applyFilters('fluentform_validation_error', $errors, $this->form, $fields); |
| 304 |
} |
| 305 |
|
| 306 |
foreach ($fields as $fieldKey => $field) { |
| 307 |
$field['data_key'] = $fieldKey; |
| 308 |
$inputName = \FluentForm\Framework\Helpers\ArrayHelper::get($field, 'raw.attributes.name'); |
| 309 |
$field['name'] = $inputName; |
| 310 |
$error = apply_filters('fluentform_validate_input_item_' . $field['element'], '', $field, $this->formData, $fields, $this->form, $errors); |
| 311 |
if ($error) { |
| 312 |
if (empty($errors[$inputName])) { |
| 313 |
$errors[$inputName] = []; |
| 314 |
} |
| 315 |
|
| 316 |
if(is_string($error)) { |
| 317 |
$error = [$error]; |
| 318 |
} |
| 319 |
|
| 320 |
$errors[$inputName] = array_merge($error, $errors[$inputName]); |
| 321 |
} |
| 322 |
} |
| 323 |
|
| 324 |
$errors = apply_filters('fluentform_validation_errors', $errors, $this->formData, $this->form, $fields); |
| 325 |
|
| 326 |
if ($errors) { |
| 327 |
wp_send_json(['errors' => $errors], 422); |
| 328 |
} |
| 329 |
|
| 330 |
return true; |
| 331 |
} |
| 332 |
|
| 333 |
/** |
| 334 |
* Validate nonce. |
| 335 |
*/ |
| 336 |
protected function validateNonce() |
| 337 |
{ |
| 338 |
$formId = $this->form->id; |
| 339 |
|
| 340 |
$shouldVerifyNonce = $this->app->applyFilters('fluentform_nonce_verify', false, $formId); |
| 341 |
|
| 342 |
if ($shouldVerifyNonce) { |
| 343 |
$nonce = Arr::get($this->formData, '_fluentform_' . $formId . '_fluentformnonce'); |
| 344 |
if (!wp_verify_nonce($nonce, 'fluentform-submit-form')) { |
| 345 |
$errors = $this->app->applyFilters('fluentForm_nonce_error', [ |
| 346 |
'_fluentformnonce' => [ |
| 347 |
__('Nonce verification failed, please try again.', 'fluentform') |
| 348 |
] |
| 349 |
]); |
| 350 |
wp_send_json(['errors' => $errors], 422); |
| 351 |
} |
| 352 |
} |
| 353 |
} |
| 354 |
|
| 355 |
protected function handleSpamError() |
| 356 |
{ |
| 357 |
$settings = get_option('_fluentform_global_form_settings'); |
| 358 |
if (!$settings || ArrayHelper::get($settings, 'misc.akismet_validation') != 'validation_failed') { |
| 359 |
return; |
| 360 |
} |
| 361 |
|
| 362 |
$errors = [ |
| 363 |
'_fluentformakismet' => __('Submission marked as spammed. Please try again', 'fluentform') |
| 364 |
]; |
| 365 |
|
| 366 |
wp_send_json(['errors' => $errors], 422); |
| 367 |
} |
| 368 |
|
| 369 |
protected function isSpam($formData, $form) |
| 370 |
{ |
| 371 |
if (!AkismetHandler::isEnabled()) { |
| 372 |
return false; |
| 373 |
} |
| 374 |
|
| 375 |
$isSpamCheck = apply_filters('fluentform_akismet_check_spam', true, $form->id, $formData); |
| 376 |
if (!$isSpamCheck) { |
| 377 |
return false; |
| 378 |
} |
| 379 |
// Let's validate now |
| 380 |
$isSpam = AkismetHandler::isSpamSubmission($formData, $form); |
| 381 |
|
| 382 |
return apply_filters('fluentform_akismet_spam_result', $isSpam, $form->id, $formData); |
| 383 |
} |
| 384 |
|
| 385 |
/** |
| 386 |
* Validate reCaptcha. |
| 387 |
*/ |
| 388 |
private function validateReCaptcha() |
| 389 |
{ |
| 390 |
if (FormFieldsParser::hasElement($this->form, 'recaptcha')) { |
| 391 |
$isValid = ReCaptcha::validate(Arr::get($this->formData, 'g-recaptcha-response')); |
| 392 |
|
| 393 |
if (!$isValid) { |
| 394 |
wp_send_json([ |
| 395 |
'errors' => [ |
| 396 |
'g-recaptcha-response' => [ |
| 397 |
__('reCaptcha verification failed, please try again.', 'fluentform') |
| 398 |
] |
| 399 |
] |
| 400 |
], 422); |
| 401 |
} |
| 402 |
} |
| 403 |
} |
| 404 |
|
| 405 |
/** |
| 406 |
* Validate form data based on the form restrictions settings. |
| 407 |
* |
| 408 |
* @param $fields |
| 409 |
*/ |
| 410 |
private function validateRestrictions(&$fields) |
| 411 |
{ |
| 412 |
$formSettings = wpFluent()->table('fluentform_form_meta') |
| 413 |
->where('form_id', $this->form->id) |
| 414 |
->where('meta_key', 'formSettings') |
| 415 |
->first(); |
| 416 |
|
| 417 |
$this->form->settings = $formSettings ? json_decode($formSettings->value, true) : []; |
| 418 |
|
| 419 |
$isAllowed = [ |
| 420 |
'status' => true, |
| 421 |
'message' => '' |
| 422 |
]; |
| 423 |
|
| 424 |
// This will check the following restriction settings. |
| 425 |
// 1. limitNumberOfEntries |
| 426 |
// 2. scheduleForm |
| 427 |
// 3. requireLogin |
| 428 |
$isAllowed = apply_filters('fluentform_is_form_renderable', $isAllowed, $this->form); |
| 429 |
|
| 430 |
if (!$isAllowed['status']) { |
| 431 |
wp_send_json([ |
| 432 |
'errors' => [ |
| 433 |
'restricted' => [ |
| 434 |
__($isAllowed['message'], 'fluentform') |
| 435 |
] |
| 436 |
] |
| 437 |
], 422); |
| 438 |
} |
| 439 |
|
| 440 |
// Since we are here, we should now handle if the form should be allowed to submit empty. |
| 441 |
$restrictions = Arr::get($this->form->settings, 'restrictions.denyEmptySubmission', []); |
| 442 |
|
| 443 |
$this->handleDenyEmptySubmission($restrictions, $fields); |
| 444 |
} |
| 445 |
|
| 446 |
/** |
| 447 |
* Handle response when empty form submission is not allowed. |
| 448 |
* |
| 449 |
* @param array $settings |
| 450 |
* @param $fields |
| 451 |
*/ |
| 452 |
private function handleDenyEmptySubmission($settings = [], &$fields) |
| 453 |
{ |
| 454 |
// Determine whether empty form submission is allowed or not. |
| 455 |
if (Arr::get($settings, 'enabled')) { |
| 456 |
// confirm this form has no required fields. |
| 457 |
if (!FormFieldsParser::hasRequiredFields($this->form, $fields)) { |
| 458 |
// Filter out the form data which doesn't have values. |
| 459 |
$filteredFormData = array_filter( |
| 460 |
// Filter out the other meta fields that aren't actual inputs. |
| 461 |
array_intersect_key($this->formData, $fields) |
| 462 |
); |
| 463 |
|
| 464 |
// TODO: Extract this function into global functions file... |
| 465 |
$arrayFilterRecursive = function ($array) use (&$arrayFilterRecursive) { |
| 466 |
foreach ($array as $key => $item) { |
| 467 |
is_array($item) && $array[$key] = $arrayFilterRecursive($item); |
| 468 |
if (empty($array[$key])) { |
| 469 |
unset($array[$key]); |
| 470 |
} |
| 471 |
} |
| 472 |
return $array; |
| 473 |
}; |
| 474 |
|
| 475 |
if (!count($arrayFilterRecursive($filteredFormData))) { |
| 476 |
wp_send_json([ |
| 477 |
'errors' => [ |
| 478 |
'restricted' => [ |
| 479 |
__( |
| 480 |
!($m = Arr::get($settings, 'message')) |
| 481 |
? 'Sorry! You can\'t submit an empty form.' |
| 482 |
: $m, |
| 483 |
'fluentform' |
| 484 |
) |
| 485 |
] |
| 486 |
] |
| 487 |
], 422); |
| 488 |
} |
| 489 |
} |
| 490 |
} |
| 491 |
} |
| 492 |
|
| 493 |
/** |
| 494 |
* Prepare the data to be inserted to the database. |
| 495 |
* |
| 496 |
* @param boolean $formData |
| 497 |
* @return array |
| 498 |
*/ |
| 499 |
public function prepareInsertData($formData = false) |
| 500 |
{ |
| 501 |
|
| 502 |
$formId = $this->form->id; |
| 503 |
|
| 504 |
if (!$formData) { |
| 505 |
$formData = $this->formData; |
| 506 |
} |
| 507 |
|
| 508 |
$previousItem = wpFluent()->table('fluentform_submissions') |
| 509 |
->where('form_id', $formId) |
| 510 |
->orderBy('id', 'DESC') |
| 511 |
->first(); |
| 512 |
|
| 513 |
$serialNumber = 1; |
| 514 |
|
| 515 |
if ($previousItem) { |
| 516 |
$serialNumber = $previousItem->serial_number + 1; |
| 517 |
} |
| 518 |
|
| 519 |
$browser = new Browser; |
| 520 |
|
| 521 |
$inputConfigs = FormFieldsParser::getEntryInputs($this->form, array('admin_label', 'raw')); |
| 522 |
|
| 523 |
$this->formData = apply_filters('fluentform_insert_response_data', $formData, $formId, $inputConfigs); |
| 524 |
|
| 525 |
$ipAddress = $this->app->request->getIp(); |
| 526 |
|
| 527 |
if ((defined('FLUENTFROM_DISABLE_IP_LOGGING') && FLUENTFROM_DISABLE_IP_LOGGING) || apply_filters('fluentform_disable_ip_logging', false, $formId)) { |
| 528 |
$ipAddress = false; |
| 529 |
} |
| 530 |
|
| 531 |
$response = [ |
| 532 |
'form_id' => $formId, |
| 533 |
'serial_number' => $serialNumber, |
| 534 |
'response' => json_encode($this->formData), |
| 535 |
'source_url' => site_url(Arr::get($this->formData, '_wp_http_referer')), |
| 536 |
'user_id' => get_current_user_id(), |
| 537 |
'browser' => $browser->getBrowser(), |
| 538 |
'device' => $browser->getPlatform(), |
| 539 |
'ip' => $ipAddress, |
| 540 |
'created_at' => current_time('mysql'), |
| 541 |
'updated_at' => current_time('mysql') |
| 542 |
]; |
| 543 |
|
| 544 |
return apply_filters('fluentform_filter_insert_data', $response); |
| 545 |
} |
| 546 |
|
| 547 |
/** |
| 548 |
* Delegate the validation rules & messages to the |
| 549 |
* ones that the validation library recognizes. |
| 550 |
* |
| 551 |
* @param $rules |
| 552 |
* @param $messages |
| 553 |
* @return array |
| 554 |
*/ |
| 555 |
protected function delegateValidations($rules, $messages, $search = [], $replace = []) |
| 556 |
{ |
| 557 |
$search = $search ?: ['max_file_size', 'allowed_file_types']; |
| 558 |
$replace = $replace ?: ['max', 'mimes']; |
| 559 |
|
| 560 |
foreach ($rules as &$rule) { |
| 561 |
$rule = str_replace($search, $replace, $rule); |
| 562 |
} |
| 563 |
|
| 564 |
foreach ($messages as $key => $message) { |
| 565 |
$newKey = str_replace($search, $replace, $key); |
| 566 |
$messages[$newKey] = $message; |
| 567 |
unset($messages[$key]); |
| 568 |
} |
| 569 |
|
| 570 |
return [$rules, $messages]; |
| 571 |
} |
| 572 |
|
| 573 |
} |
| 574 |
|
