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<?php |
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|
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namespace BitCode\BitForm\Frontend\Ajax; |
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|
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if (!defined('ABSPATH')) { |
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exit; |
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} |
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|
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use BitCode\BitForm\Admin\Form\Helpers; |
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use BitCode\BitForm\Core\Database\FormEntryLogModel; |
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use BitCode\BitForm\Core\Util\FrontendHelpers; |
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use BitCode\BitForm\Core\Util\Log; |
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use BitCode\BitForm\Core\Util\Utilities; |
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use BitCode\BitForm\Core\WorkFlow\WorkflowExecutor; |
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use BitCode\BitForm\Frontend\Form\FrontendFormManager; |
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|
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final class FrontendAjax |
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{ |
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public function register() |
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{ |
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add_action('wp_ajax_nopriv_bitforms_submit_form', [$this, 'submit_form']); |
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add_action('wp_ajax_bitforms_submit_form', [$this, 'submit_form']); |
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add_action('wp_ajax_bitforms_entry_update', [$this, 'update_entry']); |
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add_action('wp_ajax_nopriv_bitforms_entry_update', [$this, 'update_entry']); |
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add_action('wp_ajax_bitforms_update_form_entry', [$this, 'update_entry']); |
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add_action('wp_ajax_nopriv_bitforms_update_form_entry', [$this, 'update_entry']); |
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add_action('wp_ajax_bitforms_before_submit_validate', [$this, 'beforeSubmittedValidate']); |
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add_action('wp_ajax_nopriv_bitforms_before_submit_validate', [$this, 'beforeSubmittedValidate']); |
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add_action('wp_ajax_nopriv_bitforms_trigger_workflow', [$this, 'triggerWorkFlow']); |
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add_action('wp_ajax_bitforms_trigger_workflow', [$this, 'triggerWorkFlow']); |
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add_action('wp_ajax_bitforms_onload_added_field_and_property', [$this, 'addHiddenFieldAndProperty']); |
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add_action('wp_ajax_nopriv_bitforms_onload_added_field_and_property', [$this, 'addHiddenFieldAndProperty']); |
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} |
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|
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public function beforeSubmittedValidate() |
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{ |
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// CSRF verified inside FrontendFormManager::handleSubmission() via verifySubmissionNonce() using HMAC-SHA256 token (Helpers::csrfDecrypted). |
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$form_id = isset($_POST['bitforms_id']) ? str_replace('bitforms_', '', sanitize_text_field(wp_unslash($_POST['bitforms_id']))) : ''; |
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if (empty($form_id)) { |
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wp_send_json_error(__('Form ID not found', 'bit-form'), 400); |
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} |
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$FrontendFormManager = FrontendFormManager::getInstance($form_id); |
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if (!$FrontendFormManager->checkStatus()) { |
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wp_send_json_error(__('Form is not active', 'bit-form'), 403); |
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} |
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$FrontendFormManager->fieldNameReplaceOfPost(); |
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$validateStatus = $FrontendFormManager->beforeSubmittedValidate(false); |
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if (is_wp_error($validateStatus)) { |
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wp_send_json_error($validateStatus->get_error_message(), 400); |
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} else { |
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wp_send_json_success($validateStatus); |
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} |
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} |
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|
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public function submit_form() |
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{ |
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\ignore_user_abort(); |
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// CSRF verified inside FrontendFormManager::handleSubmission() via verifySubmissionNonce() using HMAC-SHA256 token (Helpers::csrfDecrypted). |
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$form_id = isset($_POST['bitforms_id']) ? str_replace('bitforms_', '', sanitize_text_field(wp_unslash($_POST['bitforms_id']))) : ''; |
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$FrontendFormManager = FrontendFormManager::getInstance($form_id); |
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if (!$FrontendFormManager->checkStatus()) { |
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wp_send_json_error(__('Form is not active', 'bit-form'), 403); |
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} |
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$submitSatus = $FrontendFormManager->handleSubmission(); |
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if (is_wp_error($submitSatus)) { |
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do_action('bitform_submit_error', $form_id, $submitSatus); |
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wp_send_json_error($submitSatus->get_error_message(), 400); |
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} elseif (true !== $submitSatus && !\is_array($submitSatus)) { |
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// Validation failed (e.g. OTP) — $submitSatus is the error message string |
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do_action('bitform_submit_error', $form_id, $submitSatus); |
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wp_send_json_error(\is_string($submitSatus) ? $submitSatus : __('Validation failed.', 'bit-form'), 400); |
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} else { |
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wp_send_json_success($submitSatus); |
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} |
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} |
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|
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public function update_entry() |
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{ |
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\ignore_user_abort(); |
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// Entry token validated via Helpers::validateEntryTokenAndUser() or capability check; CSRF covered by HMAC-SHA256 token (Helpers::csrfDecrypted). |
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$form_id = isset($_POST['bitforms_id']) ? str_replace('bitforms_', '', sanitize_text_field(wp_unslash($_POST['bitforms_id']))) : ''; |
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if (empty($form_id)) { |
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wp_send_json_error(__('Form ID not found', 'bit-form'), 400); |
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} |
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$entryId = isset($_REQUEST['entryID']) ? sanitize_text_field(wp_unslash($_REQUEST['entryID'])) : ''; |
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$entryToken = isset($_REQUEST['entryToken']) ? sanitize_text_field(wp_unslash($_REQUEST['entryToken'])) : ''; |
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$GLOBALS['bitform_entry_id'] = $entryId; |
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if (Helpers::validateEntryTokenAndUser($entryToken, $entryId) || FrontendHelpers::is_current_user_can_access($form_id, 'entryEditAccess')) { |
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$FrontendFormManager = FrontendFormManager::getInstance($form_id); |
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if (!$FrontendFormManager->checkStatus()) { |
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wp_send_json_error(__('Form is not active', 'bit-form'), 403); |
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} |
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$updateStatus = $FrontendFormManager->handleUpdateEntry(); |
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if (is_wp_error($updateStatus)) { |
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do_action('bitform_update_error', $form_id, $updateStatus); |
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wp_send_json_error($updateStatus->get_error_message(), 400); |
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} elseif (true !== $updateStatus && !\is_array($updateStatus)) { |
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// Validation failed (e.g. OTP) — $updateStatus is the error message string |
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do_action('bitform_update_error', $form_id, $updateStatus); |
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wp_send_json_error(\is_string($updateStatus) ? $updateStatus : __('Validation failed.', 'bit-form'), 400); |
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} else { |
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wp_send_json_success($updateStatus); |
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} |
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} else { |
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wp_send_json_error('Entry Token or User is not Authorized', 401); |
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} |
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} |
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|
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public function hiddenFields($formId) |
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{ |
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$tokens = Helpers::csrfEecrypted(); |
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$fields = [ |
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[ |
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'name' => 'csrf', |
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'value' => $tokens['csrf'], |
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], |
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[ |
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'name' => 't_identity', |
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'value' => $tokens['t_identity'], |
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] |
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]; |
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$frontendFormManger = FrontendFormManager::getInstance($formId); |
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if ($frontendFormManger->isHoneypotActive()) { |
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$time = time(); |
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$honeypodFldName = Helpers::honeypotEncryptedToken("_bitforms_{$formId}_{$time}_"); |
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$fields[] = [ |
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'name' => 'b_h_t', |
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'value' => $honeypodFldName, |
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]; |
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} |
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return $fields; |
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} |
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|
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public function hiddenPropeties($formId) |
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{ |
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$properties = []; |
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$properties[] = [ |
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'name' => 'nonce', |
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'value' => wp_create_nonce('bitforms_' . $formId), |
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]; |
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return $properties; |
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} |
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|
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public function addHiddenFieldAndProperty() |
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{ |
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\ignore_user_abort(); |
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$rawInput = file_get_contents('php://input'); |
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if ($rawInput) { |
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$request = is_string($rawInput) ? sanitize_text_field($rawInput) : $rawInput; |
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$data = is_string($request) ? \json_decode($request) : $request; |
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if (!isset($data->formId)) { |
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wp_send_json_error('Form Id not found', 400); |
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} else { |
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$formId = absint($data->formId); |
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$frontendFormManager = FrontendFormManager::getInstance($formId); |
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if (!$frontendFormManager->isExist() || !$frontendFormManager->checkStatus()) { |
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wp_send_json_error(__('Form is not active', 'bit-form'), 403); |
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} |
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$fields = $this->hiddenFields($formId); |
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$properties = $this->hiddenPropeties($formId); |
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wp_send_json_success(['hidden_fields'=>$fields, 'hidden_properties'=>$properties]); |
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} |
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} |
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} |
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|
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public function triggerWorkFlow() |
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{ |
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\ignore_user_abort(true); |
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|
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$rawInput = file_get_contents('php://input'); |
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|
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if (!$rawInput) { |
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Log::debug_log('No Input data found'); |
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wp_send_json_error('Invalid Request', 400); |
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} |
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// The raw body is JSON — sanitize_text_field on the whole string can mangle |
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// the payload. Individual values are validated/absint-ed below instead. |
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$request = Utilities::jsonObj($rawInput); |
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if (!isset($request->id, $request->cronNotOk)) { |
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Log::debug_log('Cron Not Ok data not found'); |
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wp_send_json_error('Cron Not Ok data found', 400); |
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} |
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$formID = absint(str_replace('bitforms_', '', sanitize_text_field($request->id))); |
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$frontendFormManager = FrontendFormManager::getInstance($formID); |
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if (!$frontendFormManager->isExist() || !$frontendFormManager->checkStatus()) { |
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Log::debug_log('Inactive or non-existent form for workflow trigger. FormID=' . $formID); |
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wp_send_json_error(['message' => 'Form is not active'], 403); |
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} |
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$cronNotOk = $request->cronNotOk; |
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|
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// Validate and sanitize entry ID and log ID |
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if (!isset($cronNotOk[0]) || !is_numeric($cronNotOk[0]) || !isset($cronNotOk[1]) || !is_numeric($cronNotOk[1])) { |
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Log::debug_log('Invalid cronNotOk data for formID=' . $formID); |
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wp_send_json_error(['message' => 'Invalid request data'], 400); |
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} |
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|
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$entryID = absint($cronNotOk[0]); |
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$logID = absint($cronNotOk[1]); |
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$queueLogId = isset($cronNotOk[2]) && is_numeric($cronNotOk[2]) ? absint($cronNotOk[2]) : 0; |
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$GLOBALS['bitform_entry_id'] = $entryID; |
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|
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// Quick admin check to allow retry of workflows |
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$isAdmin = false; |
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if (is_user_logged_in()) { |
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$user = wp_get_current_user(); |
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$isAdmin = in_array('administrator', $user->roles) || current_user_can('manage_bitform'); |
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} |
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|
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// Check if already picked up (skip for administrators to allow retries) |
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if (!$isAdmin) { |
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if ($queueLogId) { |
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$entryLog = new FormEntryLogModel(); |
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$queueudEntry = $entryLog->get('response_obj', ['id' => $queueLogId]); |
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if (!is_wp_error($queueudEntry) && !empty($queueudEntry)) { |
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// status lives in the row JSON; a plain substring check would false-match |
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// user field values stored alongside it in the durable trigger copy |
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$rowObj = json_decode(isset($queueudEntry[0]->response_obj) ? $queueudEntry[0]->response_obj : '', true); |
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$rowStatus = isset($rowObj['status']) ? $rowObj['status'] : ''; |
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if (in_array($rowStatus, ['processed', 'processing', 'failed'], true)) { |
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Log::debug_log('Cron Not Ok[2] Already Processed'); |
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wp_send_json_error(); |
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} |
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} else { |
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Log::debug_log('Cron Not Ok[2] Query Entry data not found'); |
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wp_send_json_error(); |
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} |
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} else { |
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Log::debug_log('Cron Not Ok[2](Log Id) data not found'); |
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wp_send_json_error(); |
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} |
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} else { |
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Log::debug_log('Admin bypass: Skipping "already processed" check for workflow retry'); |
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} |
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|
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// SECURITY CHECK: Validate trigger token using helper function |
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$validation = Helpers::validateWorkflowTriggerToken($request, $formID); |
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|
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if (!$validation['valid']) { |
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wp_send_json_error(['message' => $validation['error']], 403); |
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} |
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|
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// Use validated trigger data if available (prevents transient overwrite bug); |
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// otherwise fall back to transient -> durable log-row copy -> rebuild |
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$triggerData = !empty($validation['triggerData']) |
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? (array) $validation['triggerData'] |
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: WorkflowExecutor::loadTriggerData($entryID, $formID, $logID, $queueLogId); |
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|
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if (empty($triggerData)) { |
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Log::debug_log('No Trigger Data Found'); |
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wp_send_json_success(); |
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} |
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|
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// Atomic claim: if the reclaim cron (or a duplicate request) already picked |
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// this run up, do not execute it a second time. Admin retries bypass. |
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$claimed = WorkflowExecutor::claimQueuedLog($queueLogId, 'browser', $triggerData); |
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if (!$claimed && !$isAdmin) { |
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Log::debug_log('Workflow already claimed by another trigger'); |
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wp_send_json_error(); |
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} |
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|
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$result = WorkflowExecutor::execute($triggerData, $formID, $entryID, $logID, $queueLogId, 'browser'); |
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if (is_wp_error($result)) { |
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wp_send_json_error($result->get_error_message(), 411); |
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} |
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|
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wp_send_json_success(); |
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} |
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} |
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|
