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This commit is contained in:
Flatlogic Bot 2026-03-01 20:13:59 +00:00
parent dc85db3cf1
commit cca6219870
2 changed files with 65 additions and 21 deletions
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35
WorkflowEngine.php
View File

@ -181,7 +181,8 @@ class WorkflowEngine {
}
public function startProcess(string $processCode, int $personId, int $userId): int {
$this->pdo->beginTransaction();
$inTransaction = $this->pdo->inTransaction();
if (!$inTransaction) { $this->pdo->beginTransaction(); }
try {
// 1. Find active process definition by code.
$stmt_def = $this->pdo->prepare("SELECT * FROM process_definitions WHERE code = ? AND is_active = 1");
@ -224,10 +225,10 @@ class WorkflowEngine {
// 3. Create a system event for process start.
$this->addEvent($instanceId, 'system', 'Process started.', $startNodeId, [], $userId);
$this->pdo->commit();
if (!$inTransaction) { $this->pdo->commit(); }
return (int)$instanceId;
} catch (Exception $e) {
$this->pdo->rollBack();
if (!$inTransaction) { $this->pdo->rollBack(); }
throw $e;
}
}
@ -257,7 +258,8 @@ class WorkflowEngine {
}
public function applyTransition(int $instanceId, string $transitionId, array $inputPayload, int $userId): array {
$this->pdo->beginTransaction();
$inTransaction = $this->pdo->inTransaction();
if (!$inTransaction) { $this->pdo->beginTransaction(); }
try {
$state = $this->getProcessState($instanceId);
if (!$state) {
@ -298,7 +300,7 @@ class WorkflowEngine {
}
}
$this->pdo->commit();
if (!$inTransaction) { $this->pdo->commit(); }
// Refetch the final state of the instance to return the correct status
$finalState = $this->getProcessState($instanceId)['instance'];
@ -314,7 +316,7 @@ class WorkflowEngine {
];
} catch (Exception $e) {
$this->pdo->rollBack();
if (!$inTransaction) { $this->pdo->rollBack(); }
throw $e;
}
}
@ -384,7 +386,8 @@ class WorkflowEngine {
}
public function applyManualStatus(int $instanceId, string $status, string $reasonOrNote, int $userId): bool {
$this->pdo->beginTransaction();
$inTransaction = $this->pdo->inTransaction();
if (!$inTransaction) { $this->pdo->beginTransaction(); }
try {
$state = $this->getProcessState($instanceId);
if (!$state) {
@ -404,10 +407,10 @@ class WorkflowEngine {
$this->addEvent($instanceId, 'manual_status_change', $message, $currentNodeId, ['status' => $status, 'reason' => $reasonOrNote], $userId);
$this->pdo->commit();
if (!$inTransaction) { $this->pdo->commit(); }
return true;
} catch (Exception $e) {
$this->pdo->rollBack();
if (!$inTransaction) { $this->pdo->rollBack(); }
throw $e;
}
}
@ -442,7 +445,8 @@ class WorkflowEngine {
public function updateChecklistStatus(int $instanceId, string $taskCode, bool $isChecked, int $userId): array
{
$this->pdo->beginTransaction();
$inTransaction = $this->pdo->inTransaction();
if (!$inTransaction) { $this->pdo->beginTransaction(); }
try {
// Get current data_json
$stmt = $this->pdo->prepare("SELECT data_json, process_definition_id FROM process_instances WHERE id = ?");
@ -475,7 +479,7 @@ class WorkflowEngine {
$totalTasks = count($definition['tasks'] ?? []);
$completedTasks = count(array_filter($data));
$this->pdo->commit();
if (!$inTransaction) { $this->pdo->commit(); }
return [
'success' => true,
@ -487,7 +491,7 @@ class WorkflowEngine {
];
} catch (Exception $e) {
$this->pdo->rollBack();
if (!$inTransaction) { $this->pdo->rollBack(); }
throw $e;
}
}
@ -754,7 +758,8 @@ class WorkflowEngine {
}
public function deleteInstance(int $instanceId): void {
$this->pdo->beginTransaction();
$inTransaction = $this->pdo->inTransaction();
if (!$inTransaction) { $this->pdo->beginTransaction(); }
try {
// Delete events
$stmt_events = $this->pdo->prepare("DELETE FROM process_events WHERE process_instance_id = ?");
@ -764,9 +769,9 @@ class WorkflowEngine {
$stmt_instance = $this->pdo->prepare("DELETE FROM process_instances WHERE id = ?");
$stmt_instance->execute([$instanceId]);
$this->pdo->commit();
if (!$inTransaction) { $this->pdo->commit(); }
} catch (Exception $e) {
$this->pdo->rollBack();
if (!$inTransaction) { $this->pdo->rollBack(); }
throw $e;
}
}

51
_save_process_definition.php
View File

@ -8,7 +8,8 @@ session_start();
function validate_definition_json($json) {
if (empty($json)) {
return; // No validation for empty json
http_response_code(422);
throw new WorkflowRuleFailedException('Process definition JSON cannot be empty.');
}
$data = json_decode($json, true);
if (json_last_error() !== JSON_ERROR_NONE) {
@ -48,6 +49,43 @@ function validate_definition_json($json) {
}
}
}
if (!isset($data['start_node_id'])) {
http_response_code(422);
throw new WorkflowRuleFailedException('Process definition is missing start_node_id.');
}
$start_node_id = $data['start_node_id'];
if (!isset($data['nodes']) || !is_array($data['nodes'])) {
http_response_code(422);
throw new WorkflowRuleFailedException('Process definition is missing a valid "nodes" object.');
}
if (!isset($data['nodes'][$start_node_id])) {
http_response_code(422);
throw new WorkflowRuleFailedException("start_node_id '{$start_node_id}' does not exist in nodes.");
}
if (!isset($data['transitions']) || !is_array($data['transitions'])) {
http_response_code(422);
throw new WorkflowRuleFailedException('Process definition is missing a valid "transitions" array.');
}
foreach ($data['transitions'] as $index => $transition) {
if (!isset($transition['from']) || !isset($transition['to'])) {
http_response_code(422);
throw new WorkflowRuleFailedException("Transition at index {$index} is missing 'from' or 'to' property.");
}
if (!isset($data['nodes'][$transition['from']])) {
http_response_code(422);
throw new WorkflowRuleFailedException("Transition from an unknown node: '{$transition['from']}'.");
}
if (!isset($data['nodes'][$transition['to']])) {
http_response_code(422);
throw new WorkflowRuleFailedException("Transition to an unknown node: '{$transition['to']}'.");
}
}
}
try {
@ -66,17 +104,18 @@ try {
}
$pdo = db();
$start_node = json_decode($definition_json, true)['start_node_id'] ?? null;
if (empty($processId)) {
// Create new process
$sql = 'INSERT INTO process_definitions (name, code, definition_json, is_active) VALUES (?, ?, ?, 1)';
$params = [$name, $code, $definition_json];
$sql = 'INSERT INTO process_definitions (name, code, definition_json, start_node_id, is_active) VALUES (?, ?, ?, ?, 1)';
$params = [$name, $code, $definition_json, $start_node];
$message = 'Process created successfully.';
} else {
// Update existing process
$is_active = isset($_POST['is_active']) ? (int)$_POST['is_active'] : 0;
$sql = 'UPDATE process_definitions SET name = ?, definition_json = ?, is_active = ? WHERE id = ?';
$params = [$name, $definition_json, $is_active, $processId];
$sql = 'UPDATE process_definitions SET name = ?, definition_json = ?, start_node_id = ?, is_active = ? WHERE id = ?';
$params = [$name, $definition_json, $start_node, $is_active, $processId];
$message = 'Process updated successfully.';
}
@ -94,4 +133,4 @@ try {
} catch (WorkflowRuleFailedException $e) {
header('Content-Type: application/json');
echo json_encode(['error' => $e->getMessage()]);
}
}