Estas son las variables de sesión que se utilizan en el proyecto.

$_SESSION['user_id']				= Datos del Usuario
$_SESSION['login']					= Datos del Usuario
$_SESSION['email']					= Datos del Usuario
$_SESSION['username']			= Datos del Usuario
$_SESSION['company_id']		= Datos del Usuario
$_SESSION['dept_id']				= Datos del Usuario
$_SESSION['location_id']			= Datos del Usuario
$_SESSION['id_group']			= 0 =Default, -1  =Admin , 1 =Manager

$_SESSION['language']  			= 'English' or 'Spanish'

// De la selección del entorno de trabajo
$_SESSION['S_forms_id'] = $data['idforms'];
$_SESSION['S_forms_code'] = $data['Code'];
$_SESSION['S_forms_name']  = $data['Name'];
$_SESSION['S_forms_table'] = $data['Table'];
$_SESSION['S_company_id'] = $data['companies_company_id'];
$_SESSION['S_dept_id'] = $data['departments_dept_id']; 
$_SESSION['S_forms_query'] = $data['Query'];
$_SESSION['S_forms_template_pdf'] = $data['TemplatePDF'];
$_SESSION['S_forms_template_pages'] = $data['TemplatePages'];
$_SESSION['S_forms_template_point_x'] = $data['TemplatePointX'];
$_SESSION['S_forms_template_point_y'] = $data['TemplatePointY'];

$_SESSION['S_forms_petition_id']
$_SESSION['steps_id'] = 0;

 

 
// Array of  values
$_SESSION['config']
// ejemplo access ----  $free_weekend = $_SESSION['config'][array_search('free_weekend', array_column($_SESSION['config'], 'name'))][value];
$_SESSION['steps'] //  Session variable with all form steps