_form_identifier = 'bitforms_' . $form_id; $this->_form_identifier .= !empty(get_post()->ID) ? '_' . get_post()->ID : ''; $this->_form_identifier .= !empty($shortCodeCounter) ? "_$shortCodeCounter" : ''; $this->_form_token = wp_create_nonce('bitforms_' . $form_id); $this->_form_id = $form_id; } public static function getInstance($form_id, $shortCodeCounter = null) { $key = $form_id . ':' . ($shortCodeCounter ?? 'default'); if (!isset(self::$_instance[$key])) { self::$_instance[$key] = new self($form_id, $shortCodeCounter); } return self::$_instance[$key]; } public function getFormIdentifier() { return $this->_form_identifier; } public function getFormID() { return $this->_form_id; } public function getFormToken() { return $this->_form_token; } public function getSubmittedFields($submitted_data) { unset($submitted_data[$this->_form_identifier]); // unset($submitted_data['bit-form-submit-btn']); return array_keys($submitted_data); } public function formView($fields = null, $hasFile = false, $errorMessages = null, $previousValue = null) { $formContents = $this->getFormContent(); $formAtomicClsMap = $this->getAtomicClsMap(); if (!empty($fields)) { $formContents->fields = is_string($fields) ? json_decode($fields) : $fields; } else { $workFlowRunHelper = new WorkFlow($this->form_id); $workFlowreturnedOnLoad = $workFlowRunHelper->executeOnLoad( 'create', $formContents->fields ); $formContents->fields = empty($workFlowreturnedOnLoad['fields']) ? $formContents->fields : $workFlowreturnedOnLoad['fields']; } $formViewer = new FormViewer($this, $formContents, $formAtomicClsMap, $errorMessages, $previousValue); $isRestricted = $this->checkSubmissionRestriction(false); $msg = !empty($isRestricted) ? $isRestricted[0] : ''; return $formViewer->getView($hasFile, $msg); } public function conversationalFormView($fields = null, $hasFile = false, $errorMessages = null, $previousValue = null) { $formContents = $this->getFormContent(); $formAtomicClsMap = $this->getAtomicClsMap(); if (!empty($fields)) { $formContents->fields = is_string($fields) ? json_decode($fields) : $fields; } else { $workFlowRunHelper = new WorkFlow($this->form_id); $workFlowreturnedOnLoad = $workFlowRunHelper->executeOnLoad( 'create', $formContents->fields ); $formContents->fields = empty($workFlowreturnedOnLoad['fields']) ? $formContents->fields : $workFlowreturnedOnLoad['fields']; } $formViewer = new FormViewer($this, $formContents, $formAtomicClsMap, $errorMessages, $previousValue); $isRestricted = $this->checkSubmissionRestriction(false); $msg = !empty($isRestricted) ? $isRestricted[0] : ''; return $formViewer->getConversationalView($hasFile, $msg); } public function checkEmptySubmission($data, $file) { $formFields = $this->getFields(); foreach ($formFields as $key => $field) { $fieldType = $field['type']; if ('button' === $fieldType) { continue; } $fileUploadFieldTypes = ['file-up', 'advanced-file-up']; if ('decision-box' === $fieldType || 'gdpr' === $fieldType) { continue; } $isFileType = in_array($fieldType, $fileUploadFieldTypes); if ($this->isRepeatedField($key)) { $fileData = !empty($file[$key]) ? $file[$key] : []; $dataVal = !empty($data[$key]) ? $data[$key] : []; if (!$this->checkRepeatedFieldEmptySubmission($isFileType, $dataVal, $fileData)) { return false; } continue; } if (!$isFileType && (!empty($data[$key]) || (isset($data[$key]) && is_numeric($data[$key])))) { return false; } if ($isFileType && !empty($file[$key]['name']) && is_string($file[$key]['name'])) { return false; } if ($isFileType && !empty($file[$key]['name'][0])) { return false; } } return true; } private function checkRepeatedFieldEmptySubmission($isFileType, $data, $file = []) { if (!$isFileType) { foreach ($data as $value) { if (!empty($value)) { return false; } } } if ($isFileType) { foreach ($file['name'] as $value) { if (!empty($value) && is_string($value)) { return false; } if (is_array($value) && !empty($value[0])) { return false; } } } return true; } private function getParams() { $url = wp_parse_url(wp_get_referer()); $parameter = []; if (isset($url['query'])) { $queries = explode('&', $url['query']); foreach ($queries as $query) { list($field, $value) = explode('=', $query); $parameter[$field] = $value; } } return $parameter; } private function getFormFields($formID) { $adminFormHandler = new AdminFormHandler(); $post = new \stdClass(); $post = (object) [ 'id' => $formID ]; $getForm = $adminFormHandler->getAForm('', $post); $formContainer = $getForm['form_content']; return $formContainer['fields']; } private function transformDrpdwnValue($post) { $formFields = $this->getFormFields($this->_form_id); foreach ($post as $key => $value) { if (!str_starts_with($key, 'repeater') && isset($formFields->{$key}) && 'select' === $formFields->{$key}->typ) { if (is_array($value)) { foreach ($value as $k => $v) { $post[$key][$k] = !is_array($v) && is_string($v) ? explode(BITFORMS_BF_SEPARATOR, $v) : $v; } } else { $post[$key] = explode(BITFORMS_BF_SEPARATOR, $value); } }; } return $post; } public function handleSubmission() { // CSRF verified via verifySubmissionNonce() before this method is called. All $_POST reads below occur after that verification. $this->fieldNameReplaceOfPost(); $validated = $this->beforeSubmittedValidate(); $validated = apply_filters('bitform_filter_form_validation', $validated, $this->_form_id); if (true === $validated) { do_action('bitform_validation_success', $this->_form_id); unset($_POST['hidden_fields']); $redirectPage = ''; $regSuccMsg = ''; $existAuth = (new IntegrationHandler($this->_form_id))->getAllIntegration('wp_user_auth', 'wp_auth', 1); $unslashed_post = wp_unslash($_POST); if (!is_wp_error($existAuth) && count($existAuth) > 0) { $parameter = $this->getParams(); $existAuthFilter = has_filter('bitform_wp_user_auth'); if (true === $existAuthFilter) { $result = apply_filters('bitform_wp_user_auth', $existAuth[0], $unslashed_post, $parameter); $result = apply_filters('bitform_filter_wp_user_auth_response', $result, $this->_form_id, $unslashed_post, $parameter); do_action('bitform_wp_user_auth_response', $result, $this->_form_id, $unslashed_post, $parameter); if (isset($result['auth_type']) && 'register' === $result['auth_type']) { if (!$result['success']) { return new WP_Error('errors', esc_html($result['message'])); } elseif (isset($result['success'])) { $redirectPage = $result['redirectPage']; $regSuccMsg = $result['message']; } } else { if (!$result['success']) { return new WP_Error('errors', esc_html($result['message'])); } else { return $result; } } } } $saveResponse = $this->saveFormEntry($unslashed_post); if (is_wp_error($saveResponse)) { return $saveResponse; } $entryID = $saveResponse['entry_id']; // transformed dropdown value from string to array $newPost = $this->transformDrpdwnValue($unslashed_post); $filesData = GlobalHelper::sanitize_files_input($_FILES); do_action('bitform_submit_success', $this->_form_id, $entryID, $newPost, $filesData); $captchaV3Settings = $this->getCaptchaV3Settings(); if ($captchaV3Settings) { $token = isset($_POST['g-recaptcha-response']) ? sanitize_text_field(wp_unslash($_POST['g-recaptcha-response'])) : ''; $integrationHandler = new IntegrationHandler(0); $allFormIntegrations = $integrationHandler->getAllIntegration('app', 'gReCaptchaV3'); if (!is_wp_error($allFormIntegrations)) { foreach ($allFormIntegrations as $integration) { if (!is_null($integration->integration_type) && 'gReCaptchaV3' === $integration->integration_type) { $integrationDetails = Utilities::jsonObj($integration->integration_details); if ($integrationDetails) { $integrationDetails->id = $integration->id; $reCAPTCHA = $integrationDetails; } } } } if (!empty($reCAPTCHA->secretKey)) { $gRecaptchaResponse = HttpHelper::post( 'https://www.google.com/recaptcha/api/siteverify', ['secret' => $reCAPTCHA->secretKey, 'response' => $token] ); if ($captchaV3Settings && !empty($saveResponse['triggerData'])) { $logID = $saveResponse['triggerData']['logID']; $integId = $reCAPTCHA->id; $saveApiResponse = new UtilApiResponse(); $saveApiResponse->apiResponse($logID, $integId, ['type_name' => 'ReCaptcha', 'type' => 'v3'], 'success', $gRecaptchaResponse); } } unset($_POST['g-recaptcha-response']); } if (!empty($redirectPage) && empty($saveResponse['redirectPage']) || null === $saveResponse['redirectPage']) { $saveResponse['redirectPage'] = $redirectPage; } if (!empty($regSuccMsg) && isset($saveResponse['dflt_message'])) { $saveResponse['message'] = $regSuccMsg; } $saveResponse['new_nonce'] = wp_create_nonce('bitforms_' . $this->_form_id); $saveResponse = IntegrationHandler::maybeSetCronForIntegration($saveResponse, 'create'); $entryId = $saveResponse['entry_id']; $responseMsg = is_array($saveResponse) && !empty($saveResponse) ? $saveResponse : __('Form Submitted Successfully', 'bit-form'); $_POST = []; $responseMsg['entry_id'] = $entryId; return $responseMsg; } do_action('bitform_validation_error', $this->_form_id, $validated); return $validated; } public function handleUpdateEntry() { // Entry token or capability verified by caller (FrontendAjax::update_entry). All $_POST reads occur after that check. $this->fieldNameReplaceOfPost(); $validated = $this->beforeSubmittedValidate(); $validated = apply_filters('bitform_filter_form_validation', $validated, $this->_form_id); $entryID = isset($_REQUEST['entryID']) ? sanitize_text_field(wp_unslash($_REQUEST['entryID'])) : null; $GLOBALS['bitform_entry_id'] = $entryID; if (is_null($entryID)) { return new WP_Error('empty_form', __('Entries id is invalid', 'bit-form')); } if (true === $validated) { do_action('bitform_validation_success', $this->_form_id); unset($_POST['hidden_fields'], $_POST['entryID']); $redirectPage = ''; $regSuccMsg = ''; $postData = wp_unslash($_POST); $existAuth = (new IntegrationHandler($this->_form_id))->getAllIntegration('wp_user_auth', 'wp_auth', 1); if (!is_wp_error($existAuth) && count($existAuth) > 0) { $parameter = $this->getParams(); $existAuthFilter = has_filter('bitform_wp_user_auth'); if (true === $existAuthFilter) { $result = apply_filters('bitform_wp_user_auth', $existAuth[0], $postData, $parameter); if (isset($result['auth_type']) && 'register' === $result['auth_type']) { if (!$result['success']) { return new WP_Error('errors', esc_html($result['message'])); } elseif (isset($result['success'])) { $redirectPage = $result['redirectPage']; $regSuccMsg = $result['message']; } } else { if (!$result['success']) { return new WP_Error('errors', esc_html($result['message'])); } else { return $result; } } } } $updateResponse = $this->updateFormEntry(wp_unslash($_POST), $this->getFormID(), $entryID); if (is_wp_error($updateResponse)) { return $updateResponse; } // transformed dropdown value from string to array $newPost = $this->transformDrpdwnValue($postData); $filesData = GlobalHelper::sanitize_files_input($_FILES); //TO DO:: submit success action temporarily added for solution of a issue do_action('bitform_submit_success', $this->_form_id, $entryID, $newPost, $filesData); do_action('bitform_update_success', $this->_form_id, $entryID, $newPost, $filesData); $captchaV3Settings = $this->getCaptchaV3Settings(); if ($captchaV3Settings) { $token = isset($_POST['g-recaptcha-response']) ? sanitize_text_field(wp_unslash($_POST['g-recaptcha-response'])) : ''; $integrationHandler = new IntegrationHandler(0); $allFormIntegrations = $integrationHandler->getAllIntegration('app', 'gReCaptchaV3'); if (!is_wp_error($allFormIntegrations)) { foreach ($allFormIntegrations as $integration) { if (!is_null($integration->integration_type) && 'gReCaptchaV3' === $integration->integration_type) { $integrationDetails = Utilities::jsonObj($integration->integration_details); if ($integrationDetails) { $integrationDetails->id = $integration->id; $reCAPTCHA = $integrationDetails; } } } } if (!empty($reCAPTCHA->secretKey)) { $gRecaptchaResponse = HttpHelper::post( 'https://www.google.com/recaptcha/api/siteverify', ['secret' => $reCAPTCHA->secretKey, 'response' => $token] ); if ($captchaV3Settings && !empty($updateResponse['triggerData'])) { $logID = $updateResponse['triggerData']['logID']; $integId = $reCAPTCHA->id; $saveApiResponse = new UtilApiResponse(); $saveApiResponse->apiResponse($logID, $integId, ['type_name' => 'ReCaptcha', 'type' => 'v3'], 'success', $gRecaptchaResponse); } } unset($_POST['g-recaptcha-response']); } if (!empty($redirectPage) && empty($updateResponse['redirectPage']) || null === $updateResponse['redirectPage']) { $updateResponse['redirectPage'] = $redirectPage; } if (!empty($regSuccMsg) && isset($updateResponse['dflt_message'])) { $updateResponse['message'] = $regSuccMsg; } $updateResponse['new_nonce'] = wp_create_nonce('bitforms_' . $this->_form_id); $updateResponse = IntegrationHandler::maybeSetCronForIntegration($updateResponse, 'update'); $entryId = $updateResponse['entry_id']; $responseMsg = is_array($updateResponse) && !empty($updateResponse) ? $updateResponse : __('Entry Update Successfully', 'bit-form'); $_POST = []; $responseMsg['entry_id'] = $entryId; return $responseMsg; } do_action('bitform_validation_error', $this->_form_id, $validated); return $validated; } public function validateFormSubmission($submitted_data) { $hidden_fields = isset($submitted_data['hidden_fields']) ? $submitted_data['hidden_fields'] : ''; $submitted_fields = $this->getSubmittedFields($submitted_data); $form_fields = $this->getFields(); $form_fields_names = array_keys($form_fields); if ($this->isGCLIDEnabled()) { array_push($form_fields_names, 'GCLID'); } foreach ($submitted_fields as $field) { if ('hidden_fields' !== $field && !in_array($field, $form_fields_names) || false !== strpos($hidden_fields, $field)) { unset($submitted_data[$field]); } } return $submitted_data; } public function beforeSubmittedValidate($verifyCaptcha = true) { if ($this->verifySubmissionNonce()) { if ($this->isExist()) { $isRestricted = $this->checkSubmissionRestriction(); if ($isRestricted && !empty($isRestricted)) { return new WP_Error('spam_detection', $isRestricted[0]); } $postData = wp_unslash($_POST); $filesData = GlobalHelper::sanitize_files_input($_FILES); $isHoneypot = apply_filters('bitform_check_honeypot', false, $this->_form_id, $postData); if ($isHoneypot) { return new WP_Error('spam_detection', __('Token verification failed', 'bit-form')); } $formCurrentStep = isset($_POST['form-current-step']) ? sanitize_text_field(wp_unslash($_POST['form-current-step'])) : null; // TODO: Temporary parameter to skip captcha verification in step change of multi step form if ($verifyCaptcha) { $verifyGRecaptchaResult = $this->verifyGRecaptcha(); if (is_wp_error($verifyGRecaptchaResult)) { return $verifyGRecaptchaResult; } $verifyHCaptchaResult = $this->verifyHCaptcha(); if (is_wp_error($verifyHCaptchaResult)) { return $verifyHCaptchaResult; } /* Implement Turnstile Captcha start */ $verifyTurnstileCaptchaResult = $this->verifyTurnstileCaptcha(); if (is_wp_error($verifyTurnstileCaptchaResult)) { return $verifyTurnstileCaptchaResult; } } /* Implement Turnstile Captcha end */ $existAuth = (new IntegrationHandler($this->_form_id))->getAllIntegration('wp_user_auth', 'wp_auth', 1); // check if user is already logged in and form has auth integration do_action('bitform_checked_exist_auth', $this->_form_id, $existAuth); if (!is_wp_error($existAuth) && count($existAuth) > 0 && is_user_logged_in()) { return new WP_Error('auth_error', __('You are already logged in', 'bit-form')); } $validateForm = $this->validateFormSubmission($postData); $validateFormFiles = $this->validateFormSubmission($filesData); $validateForm = array_merge($validateForm, $validateFormFiles); // Validate only provably-rendered fields: a field stranded in form_content->fields // with no layout entry (orphan) is never shown to the user and must not block // submission. getRenderedFields() unions ALL breakpoints × steps × nested layouts // + childFields of rendered parents, derives only from DB-stored form_content, // and fails closed (returns all fields) when the layout is unusable. $form_fields = $this->getRenderedFields(); // check if form-current-step is set and form is multi-step $formCurrentStep = isset($_POST['form-current-step']) ? sanitize_text_field(wp_unslash($_POST['form-current-step'])) : null; if (!is_null($formCurrentStep)) { // Narrow validation to the current step's fields. SECURITY: the step // key set unions ALL breakpoints (lg/md/sm) — an md/sm-only field was // previously null-skipped by the validator (silent bypass). A forged // step index or malformed layout skips the narrowing entirely so every // rendered field stays validated (fail closed). $formContents = $this->getFormContent(); $layout = isset($formContents->layout) ? $formContents->layout : null; $stepIndex = (int) $formCurrentStep - 1; if (is_array($layout) && isset($layout[$stepIndex]->layout) && is_object($layout[$stepIndex]->layout)) { $stepLayout = $layout[$stepIndex]->layout; $nestedLayout = isset($formContents->nestedLayout) && is_object($formContents->nestedLayout) ? $formContents->nestedLayout : null; $stepKeys = []; foreach (['lg', 'md', 'sm'] as $brkpnt) { if (!isset($stepLayout->{$brkpnt}) || !is_array($stepLayout->{$brkpnt})) { continue; } foreach ($stepLayout->{$brkpnt} as $lay) { if (!is_object($lay) || !isset($lay->i)) { continue; } $fk = $lay->i; $stepKeys[$fk] = true; if (!is_null($nestedLayout) && isset($nestedLayout->{$fk})) { foreach (['lg', 'md', 'sm'] as $nBrkpnt) { if (!isset($nestedLayout->{$fk}->{$nBrkpnt}) || !is_array($nestedLayout->{$fk}->{$nBrkpnt})) { continue; } foreach ($nestedLayout->{$fk}->{$nBrkpnt} as $nestedLay) { if (is_object($nestedLay) && isset($nestedLay->i)) { $stepKeys[$nestedLay->i] = true; } } } } } } // Name/Address/Email/Password children live outside layouts; a child // is part of this step iff its parent is. self::expandChildFieldKeys($stepKeys, $form_fields); if (!empty($stepKeys)) { $step_fields = []; foreach (array_keys($stepKeys) as $fk) { if (isset($form_fields[$fk])) { $step_fields[$fk] = $form_fields[$fk]; } } $form_fields = $step_fields; } } } $formFieldValidator = new FormFieldValidator($form_fields, $postData, $filesData); $validUniuqFields = []; $existFilter = has_filter('bitform_check_duplicate_entry'); if (true === $existFilter) { $validUniuqFields = apply_filters('bitform_check_duplicate_entry', $form_fields, $postData); $fieldKeys = array_keys($validUniuqFields); $form_fields_keys = array_keys($form_fields); $uniqueFields = []; foreach ($fieldKeys as $key) { if (in_array($key, $form_fields_keys)) { $uniqueFields[] = $form_fields[$key]; } } do_action('bitform_Unique_entry', $uniqueFields, $validUniuqFields, $this->_form_id, $postData); } $validateField = $formFieldValidator->validate('create', $this->_form_id); if ($validateForm && $validateField && 0 === count($validUniuqFields)) { return true; } else { $error = __('Please submit form with valid fields', 'bit-form'); if (!$validateForm) { $errorMessages = $error; } elseif (count($formFieldValidator->getMessage()) > 0) { $errorMessages = $formFieldValidator->getMessage(); } else { $errorMessages = 0 === count($validUniuqFields) ? $error : $validUniuqFields; } return new WP_Error('validation_error', $errorMessages); } } return new WP_Error('unknown_form', __('Form does not exist', 'bit-form')); } else { return new WP_Error('token_expired', __('Token expired', 'bit-form')); } } private function verifyGRecaptcha() { $captchaSettings = $this->getCaptchaSettings(); $captchaV3Settings = $this->getCaptchaV3Settings(); if ($captchaSettings || $captchaV3Settings) { $token = isset($_POST['g-recaptcha-response']) ? sanitize_text_field(wp_unslash($_POST['g-recaptcha-response'])) : ''; if (!isset($_POST['g-recaptcha-response'])) { return new WP_Error('spam_detection', __('Please recheck your reCaptcha Configuration', 'bit-form')); } $integrationHandler = new IntegrationHandler(0); $allFormIntegrations = $integrationHandler->getAllIntegration('app', $captchaSettings ? 'gReCaptcha' : 'gReCaptchaV3'); if (!is_wp_error($allFormIntegrations)) { foreach ($allFormIntegrations as $integration) { if (!is_null($integration->integration_type) && $integration->integration_type === ($captchaSettings ? 'gReCaptcha' : 'gReCaptchaV3')) { $integrationDetails = Utilities::jsonObj($integration->integration_details); if ($integrationDetails) { $integrationDetails->id = $integration->id; $reCAPTCHA = $integrationDetails; } } } } if (!empty($reCAPTCHA->secretKey)) { $gRecaptchaResponse = HttpHelper::post( 'https://www.google.com/recaptcha/api/siteverify', ['secret' => $reCAPTCHA->secretKey, 'response' => $token] ); $isgReCaptchaVerified = false; if (!is_wp_error($gRecaptchaResponse)) { if ( $captchaV3Settings && !empty($gRecaptchaResponse->score) && ((float) $gRecaptchaResponse->score < (float) $captchaV3Settings->score) ) { wp_send_json_error( sanitize_text_field((string) $captchaV3Settings->message) ); } $isgReCaptchaVerified = $gRecaptchaResponse->success; } if (!$isgReCaptchaVerified) { return new WP_Error('spam_detection', __('Please verify reCAPTCHA', 'bit-form')); } } } } private function verifyHCaptcha() { $hCaptchaExist = $this->isFieldTypeExist('hcaptcha'); // You can rename this to getHCaptchaSettings() if needed if ($hCaptchaExist) { if (!isset($_POST['h-captcha-response'])) { return new WP_Error('spam_detection', __('Please verify hCaptcha', 'bit-form')); } $token = sanitize_text_field(wp_unslash($_POST['h-captcha-response'])); $integrationHandler = new IntegrationHandler(0); $allFormIntegrations = $integrationHandler->getAllIntegration('app', 'hcaptcha'); if (!is_wp_error($allFormIntegrations)) { foreach ($allFormIntegrations as $integration) { if (!is_null($integration->integration_type) && 'hcaptcha' === $integration->integration_type) { $integrationDetails = Utilities::jsonObj($integration->integration_details); if ($integrationDetails) { $integrationDetails->id = $integration->id; $hCaptcha = $integrationDetails; } } } } if (!empty($hCaptcha->secretKey)) { $hCaptchaResponse = HttpHelper::post( 'https://api.hcaptcha.com/siteverify', [ 'secret' => $hCaptcha->secretKey, 'response' => $token, 'remoteip' => (isset($_SERVER['REMOTE_ADDR']) ? sanitize_text_field(wp_unslash($_SERVER['REMOTE_ADDR'])) : '') ] ); $isVerified = false; if (!is_wp_error($hCaptchaResponse)) { $isVerified = $hCaptchaResponse->success; } if (!$isVerified) { return new WP_Error('spam_detection', __('hCaptcha verification failed', 'bit-form')); } } } } private function verifyTurnstileCaptcha() { $turnstileExist = $this->isFieldTypeExist('turnstile'); if ($turnstileExist) { if (!isset($_POST['cf-turnstile-response'])) { return new WP_Error('spam_detection', __('Please verify Cloudflare Turnstile Captcha', 'bit-form')); } $token = sanitize_text_field(wp_unslash($_POST['cf-turnstile-response'])); $turnstileCaptcha = null; $integrationHandler = new IntegrationHandler(0); $turnstileIntegration = $integrationHandler->getAllIntegration('app', 'turnstileCaptcha')[0]; if (!is_wp_error($turnstileIntegration && !is_null($turnstileIntegration->integration_type))) { $turnstileCaptcha = json_decode($turnstileIntegration->integration_details); // $integrationDetails->id = $turnstileIntegration->id; // $turnstileCaptcha = $integrationDetails; } if (!is_null($turnstileCaptcha)) { $isTurnstileCaptchaVerified = false; $turnstileRecaptchaResponse = HttpHelper::post( 'https://challenges.cloudflare.com/turnstile/v0/siteverify', ['secret' => $turnstileCaptcha->secretKey, 'response' => $token] ); if (!is_wp_error($turnstileRecaptchaResponse)) { if (!$turnstileRecaptchaResponse->success) { $errorCodes = implode(', ', (array) ($turnstileRecaptchaResponse->{'error-codes'} ?? [])); wp_send_json_error( sprintf( /* translators: %s: dynamic value. */ __('Cloudflare Turnstile Validation Error: %s', 'bit-form'), $errorCodes ) ); } $isTurnstileCaptchaVerified = $turnstileRecaptchaResponse->success; } if (!$isTurnstileCaptchaVerified) { return new WP_Error('spam_detection', __('Please verify Cloudflare Turnstile Captcha', 'bit-form')); } } } } public function verifySubmissionNonce() { if (!isset($_POST['t_identity']) || !isset($_POST['csrf'])) { return false; } $tIdenty = sanitize_text_field(wp_unslash($_POST['t_identity'])); $csrf = sanitize_text_field(wp_unslash($_POST['csrf'])); unset($_POST['t_identity'], $_POST['action'], $_POST['bitforms_id'], $_POST['csrf']); return Helpers::csrfDecrypted($tIdenty, $csrf); } public function setViewCount() { if (!current_user_can('manage_options')) { $update_status = $this->formModel->update( [ 'views' => intval(static::$form[0]->views) + 1 ], [ 'id' => $this->form_id ] ); } } public function checkSubmissionRestriction($checkedEmptySubmitted = true) { $formContents = $this->getFormContent(); $additionalSettings = isset($formContents->additional) ? $formContents->additional : null; $fromRestrictionSetitingsEnabled = empty($additionalSettings->enabled) ? [] : $additionalSettings->enabled; $fromRestrictionSetitings = empty($additionalSettings->settings) ? null : $additionalSettings->settings; if (is_null($additionalSettings) || is_null($fromRestrictionSetitings) || empty((array) $fromRestrictionSetitingsEnabled)) { return false; } $restrictionMessage = []; $ipTool = new IpTool(); $ipAddress = $ipTool->getIP(); $currentUserId = get_current_user_id(); foreach ($fromRestrictionSetitingsEnabled as $restrictionKey => $isEnabled) { if ($isEnabled) { /** * Allow add-ons to handle any restriction key (Pro-only restrictions * should be implemented in the add-on, not shipped in the free plugin). * * Return a non-null string to block submission. */ $addonMsg = apply_filters( 'bitform_submission_restriction', null, $restrictionKey, $this->form_id, $fromRestrictionSetitingsEnabled, $fromRestrictionSetitings, $ipAddress, $currentUserId ); if (!is_null($addonMsg) && '' !== $addonMsg) { $restrictionMessage[] = $addonMsg; continue; } if ('onePerIp' === $restrictionKey) { $formEntry = new FormEntryModel(); $getResult = $formEntry->get( ['user_ip', 'status'], [ 'form_id' => $this->form_id, 'user_ip' => (int) ip2long((string) $ipAddress) ], ); $count = 0; $status = 0; if (!is_wp_error($getResult) && count($getResult) > 0) { $count = count($getResult); foreach ($getResult as $row) { if (9 === (int) $row->status) { $status = 9; break; } } } if ($count > 0 && 9 !== (int) $status) { $onePerIp = __('Sorry!! You have already submitted from this IP address', 'bit-form'); $onePerIp = apply_filters( 'bitform_filter_restriction_one_per_ip_message', $onePerIp, $this->form_id ); $restrictionMessage[] = $onePerIp; } } if ('is_login' === $restrictionKey && 0 === get_current_user_id()) { $is_login_messages = $fromRestrictionSetitings->is_login->message; $is_login_messages = apply_filters( 'bitform_filter_restriction_is_login_message', $is_login_messages, $this->form_id ); $restrictionMessage[] = $is_login_messages; } if ($checkedEmptySubmitted && 'empty_submission' === $restrictionKey) { $isEmpty = $this->checkEmptySubmission(wp_unslash($_POST), GlobalHelper::sanitize_files_input($_FILES)); if ($isEmpty) { $restriction = $fromRestrictionSetitings->empty_submission->message; $restriction = apply_filters( 'bitform_filter_restriction_empty_submission_message', $restriction, $this->form_id ); $restrictionMessage[] = $restriction; } } } } return $restrictionMessage; } /** * Will check if form is submitted by a bot * * @return Boolean true - if submitted by bot else false */ public function isTrappedInHoneypot() { // Honeypot is implemented by add-ons (e.g. Pro) via filter. return (bool) apply_filters('bitform_check_honeypot', false, $this->_form_id, wp_unslash($_POST)); } public function isHoneypotActive() { return (bool) apply_filters('bitform_is_honeypot_active', false, $this->_form_id, $this->getFormContent()); } public function checkPaymentFields() { $formContents = $this->getFormContent(); $fields = $formContents->fields; $payments = []; foreach ($fields as $fldData) { if (!is_object($fldData)) { continue; } if ('paypal' === $fldData->typ && property_exists($fldData, 'payIntegID')) { $payments['paypalKey'] = $this->getClientKey($fldData->payIntegID, 'clientID'); } elseif ('razorpay' === $fldData->typ && isset($fldData->options) && is_object($fldData->options) && property_exists($fldData->options, 'payIntegID')) { $payments['razorpayKey'] = $this->getClientKey($fldData->options->payIntegID, 'apiKey'); } } return $payments; } private function getClientKey($integID, $keyName) { $client = ''; if (!empty($integID)) { $integrationHandler = new IntegrationHandler(0); $integration = $integrationHandler->getAIntegration($integID, 'app', 'payments'); if (!is_wp_error($integration)) { $integrationRow = Utilities::firstRow($integration); $integration_details = Utilities::jsonObj($integrationRow->integration_details ?? ''); if ($integration_details && isset($integration_details->{$keyName})) { $client = base64_encode($integration_details->{$keyName}); } } } return $client; } public function getSuccessMessageMarkups() { if (is_null($this->_conf_messages)) { $successMsgHandler = new SuccessMessageHandler($this->form_id); $this->_conf_messages = $successMsgHandler->getAllMessage(); } $messageMarkups = ''; if (is_wp_error($this->_conf_messages)) { return $messageMarkups; } foreach ($this->_conf_messages as $msgItem) { $msgConfig = json_decode($msgItem->message_config); if (is_object($msgConfig) && property_exists($msgConfig, 'status') && empty($msgConfig->status)) { continue; } $messageMarkups .= $this->messageMarkup($msgItem); } return $messageMarkups; } public function getFormAbandonmentMessage() { $msg = apply_filters('bitform_form_abandonment_warning_markup', '', $this->form_id); return is_string($msg) ? $msg : ''; } public function getFormAbandonmentSettings() { return apply_filters('bitform_form_abandonment_settings', null, $this->form_id); } private function messageMarkup($msg) { $msgId = $msg->id; $msgConfig = json_decode($msg->message_config); $msgType = (is_object($msgConfig) && isset($msgConfig->msgType)) ? $msgConfig->msgType : 'below'; $scrollClass = 'below' === $msgType ? 'scroll' : ''; return ''; } }