<?php
/* 
 * Actualiza datos de usuario en BD.
 * 
 */
require_once("../../include/constantes.php");
include_once("../../include/nocache.php");//continue on error
require_once("../../include/util.php");//die on error
require_once("../../include/bd_pdo.php");
require_once("../../classes/ValidaSesion.php");
require_once("../classes/LogActividad.php");//die on error


$pag = "../alumnos.php";

//--- Objeto para validar usuario. El id de usuario lo lee desde sesión
$objSesion = new ValidaSesion($pdo, 101, GEMA);
if(!$objSesion->tieneAcceso() || !$objSesion->puedeEditar()){
    header("Location: ".$pag."?error=2");
    exit();
}

unset($objValida);

try {
    $pdo->beginTransaction();
    
    if(!isset($_POST["id"]) || !isset($_POST["curp"]) || !isset($_POST["cambioEdo"]) || !isset($_POST["plan"], $_POST["ingreso"]) || !isset($_POST["claveOld"], $_POST["clave"])){
        header("Location:".$pag."?error=0");
        exit();
    }
    
    $usr_id = filter_input(INPUT_POST, "id", FILTER_SANITIZE_NUMBER_INT);//limpia texto
    $curp = mb_strtoupper(trim(filter_input(INPUT_POST, "curp", FILTER_SANITIZE_STRING,array('flags' => FILTER_FLAG_STRIP_LOW))));//limpia texto
    $comentario = trim(filter_input(INPUT_POST, "comentarioOld", FILTER_SANITIZE_STRING,array('flags' => FILTER_FLAG_STRIP_LOW)));//limpia texto
    $cambioEdo = filter_input(INPUT_POST, "cambioEdo", FILTER_SANITIZE_NUMBER_INT);//limpia texto
    $edo_old = filter_input(INPUT_POST, "edoOld", FILTER_SANITIZE_NUMBER_INT);//limpia texto
    $edo_new = filter_input(INPUT_POST, "edoNew", FILTER_SANITIZE_NUMBER_INT);//limpia texto
    $clave_old = filter_input(INPUT_POST, "claveOld", FILTER_SANITIZE_NUMBER_INT);//limpia texto
    $clave_new = filter_input(INPUT_POST, "clave", FILTER_SANITIZE_NUMBER_INT);//limpia texto
    
    
    $plan = filter_input(INPUT_POST, "plan", FILTER_SANITIZE_NUMBER_INT);//limpia texto
    
    $ingreso = fechaGuion(trim(filter_input(INPUT_POST, "ingreso", FILTER_SANITIZE_STRING,array('flags' => FILTER_FLAG_STRIP_LOW))));//limpia texto
    $gen = fechaGuion(trim(filter_input(INPUT_POST, "generacion", FILTER_SANITIZE_STRING,array('flags' => FILTER_FLAG_STRIP_LOW))));//limpia texto
    
    //Plan de estudios actual
    $nivel_old = 0;
    $stmt = $pdo->prepare('Select * from fs_alumno_planestudio(:usr_id, :clave)');
    $stmt->bindParam(":usr_id", $usr_id);
    $stmt->bindParam(":clave", $clave_old);
    if(!$stmt->execute()){
        $pdo->rollBack();
        //print_r($stmt->errorInfo());
        header("Location:".$pag."?error=2");
        exit();
    }else{
        $rs = $stmt->fetch();
        $nivel_old = $rs["Nivel_id"];
        unset($rs);
    }
    $stmt->closeCursor();
    
    
    //---- Actualiza carreras ----
    $error = false;
    $stmt = $pdo->prepare('Select * from fi_alumno_planestudio(:id, :plan, :claveulsa, :fechai, :edo, NULL, :gen)');
    $stmt->bindParam(":id", $usr_id);
    $stmt->bindParam(":plan", $plan);
    $stmt->bindParam(":claveulsa", $clave_new);
    $stmt->bindParam(":fechai", $ingreso);
    $stmt->bindParam(":edo", $edo_new);
    $stmt->bindParam(":gen", $gen);
    if(!$stmt->execute()){
        $pdo->rollBack();
        //print_r($stmt->errorInfo());
        header("Location:".$pag."?error=7");
        exit();
    }
    $stmt->closeCursor();
    
    //---- Cambia estado de carrera anterior
    if(intval($cambioEdo) == 1){
        $stmt = $pdo->prepare('Select * from fu_alumnosubestado(:id, :edo, :com, :fecha)');
        $stmt->bindParam(":id", $clave_old);
        $stmt->bindParam(":edo", $edo_old);
        $stmt->bindParam(":com", $comentario);
        $stmt->bindParam(":fecha", $ingreso);
        if(!$stmt->execute()){
            $pdo->rollBack();
            print_r($stmt->errorInfo());
            //header("Location:".$pag."?error=4");
            exit();
        }
        $stmt->closeCursor();
    }
    
    //Plan de estudios nuevo
    $nivel_new = 0;
    $stmt = $pdo->prepare('Select * from fs_alumno_planestudio(:usr_id, :clave)');
    $stmt->bindParam(":usr_id", $usr_id);
    $stmt->bindParam(":clave", $clave_new);
    if(!$stmt->execute()){
        $pdo->rollBack();
        //print_r($stmt->errorInfo());
        header("Location:".$pag."?error=2");
        exit();
    }else{
        $rs = $stmt->fetch();
        $nivel_new = $rs["Nivel_id"];
        unset($rs);
    }
    $stmt->closeCursor();
    
    //---- Inserta cambio
    echo $nivel_new ."==". $nivel_old;
    if($nivel_new == $nivel_old){
        $stmt = $pdo->prepare('Select * from fi_carrera_cambio(:clave_orig, :clave_dest)');
        $stmt->bindParam(":clave_orig", $clave_old);
        $stmt->bindParam(":clave_dest", $clave_new);
        if(!$stmt->execute()){
            $pdo->rollBack();
            //echo "fi_carrera_cambio<br>";
            //print_r($stmt->errorInfo());
            header("Location:".$pag."?error=6");
            exit();
        }
        $stmt->closeCursor();
    }
    
    $log = new LogActividad();
    $desc_log = "Actualiza carrera alumno ID[".$usr_id."] Clave Orig[".$clave_old."] Clave Dest[".$clave_new."] Plan[".$plan."] CURP[".$curp."]";
    $log->appendLog($_SESSION["usuario_id"], $_SESSION["usuario_nombre"]." ".$_SESSION["usuario_apellidos"], $desc_log);

    $pdo->commit();
    $stmt = null; // cierra conexion
    header("Location: ".$pag."?ok=1");
} catch(PDOException $e) {
    $pdo->rollBack();
    header("Location:".$pag."?error=1");
}
?>