diff --git a/action/action_asistencias.php b/action/action_asistencias.php
index 9a7a464..3e5297b 100644
--- a/action/action_asistencias.php
+++ b/action/action_asistencias.php
@@ -3,11 +3,7 @@ $ruta = "../";
 require_once "../class/c_login.php";
 
 // check if the session is started
-if (!isset($_SESSION['user']))
-    die(json_encode(['error' => 'No se ha iniciado sesión']));
-
-$user = unserialize($_SESSION['user']);
-
+$user = Login::get_user();
 extract($_POST);
 
 $initial_date = DateTime::createFromFormat('d/m/Y', $fecha_inicial);
diff --git a/action/action_asistencias_excel.php b/action/action_asistencias_excel.php
index 222597d..de67c84 100644
--- a/action/action_asistencias_excel.php
+++ b/action/action_asistencias_excel.php
@@ -3,10 +3,8 @@ $ruta = "../";
 require_once "../vendor/autoload.php";
 require_once "../class/c_login.php";
     
-if (!isset($_SESSION['user']))
-    die(json_encode(['error' => 'No se ha iniciado sesión']));
+$user = Login::get_user();
 
-$user = unserialize($_SESSION['user']);
 $user->print_to_log('Genera excel de asistencias');
 
 use PhpOffice\PhpSpreadsheet\Spreadsheet;
diff --git a/action/action_auditoria.php b/action/action_auditoria.php
index c4f2571..f051d3f 100644
--- a/action/action_auditoria.php
+++ b/action/action_auditoria.php
@@ -18,7 +18,7 @@ $user = unserialize($_SESSION['user']);
 try {
     if ($_SERVER['REQUEST_METHOD'] === 'GET') {
         $baseDate = $_GET['fecha'] ?? $_GET['fecha_fin'] ?? null;
-        
+
         $params = [
             ':periodo_id' => $user->periodo_id,
             ':facultad_id' => $user->facultad['facultad_id'],
@@ -27,13 +27,21 @@ try {
         ];
         $data = $db->query(
             "WITH horarios AS (
-                SELECT *,
+                SELECT
+                    horario_id,
+                    horario_fecha_inicio,
+                    horario_fecha_fin,
+                    horario_grupo,
+                    horario_hora,
+                    periodo_fecha_inicio,
+                    periodo_fecha_fin,
+                    salon,
                     materia_nombre as materia,
                     carrera_nombre as carrera,
                     facultad_nombre as facultad,
                     nivel_nombre as nivel,
                     horario_hora + duracion_interval as horario_fin
-                 FROM horario
+                    FROM horario
                 left JOIN materia USING (materia_id)
                 JOIN carrera USING (carrera_id)
                 JOIN nivel USING (nivel_id)
@@ -52,7 +60,11 @@ try {
                 SELECT * FROM ESTADO_SUPERVISOR WHERE (estado_color, estado_icon) = ('dark', 'ing-cancelar')
             )
             SELECT 
-                usuario.*, registro.*, profesor.*, horarios.*, fechas.*,
+                usuario.usuario_nombre,
+                registro.registro_id, registro.registro_fecha, registro.registro_retardo, registro.registro_justificada, comentario, registro_fecha_supervisor justificacion, registro_fecha_justificacion,
+                profesor.profesor_id, profesor_nombre, profesor_clave, profesor_correo,
+                horarios.*,
+                registro_fecha_ideal,
                 COALESCE(estado_supervisor.estado_supervisor_id, sin_registro.estado_supervisor_id) as estado_supervisor_id,
                 COALESCE(estado_supervisor.nombre, sin_registro.nombre) as nombre,
                 COALESCE(estado_supervisor.estado_color, sin_registro.estado_color) as estado_color,
diff --git a/action/action_grupo.php b/action/action_grupo.php
index 9bf3f89..257a4aa 100644
--- a/action/action_grupo.php
+++ b/action/action_grupo.php
@@ -3,10 +3,8 @@ $ruta = "../";
 require_once "../class/c_login.php";
 
 // check if the session is started
-if (!isset($_SESSION['user']))
-    die(json_encode(['error' => 'No se ha iniciado sesión']));
+$user = Login::get_user();
 
-$user = unserialize($_SESSION['user']);
 $ruta = "../";
 require_once("../include/bd_pdo.php");
 extract($_POST);
diff --git a/action/action_horario_create.php b/action/action_horario_create.php
index ce7ede2..1dbaaee 100644
--- a/action/action_horario_create.php
+++ b/action/action_horario_create.php
@@ -3,10 +3,8 @@ $ruta = "../";
 require_once "../class/c_login.php";
 
 // check if the session is started
-if (!isset($_SESSION['user']))
-	die(json_encode(['error' => 'No se ha iniciado sesión']));
+$user = Login::get_user();
 
-$user = unserialize($_SESSION['user']);
 $ruta = "../";
 require_once "../include/bd_pdo.php";
 
diff --git a/action/one_row.xlsx b/action/one_row.xlsx
deleted file mode 100644
index 20c90d0..0000000
Binary files a/action/one_row.xlsx and /dev/null differ
diff --git a/action/reposicion_autoriza.php b/action/reposicion_autoriza.php
index 7f8a80c..d74f68c 100644
--- a/action/reposicion_autoriza.php
+++ b/action/reposicion_autoriza.php
@@ -7,10 +7,7 @@ $ruta = "../";
 require_once "../class/c_login.php";
 
 // check if the session is started
-if (!isset($_SESSION['user']))
-    die('No se ha iniciado sesión');
-
-$user = unserialize($_SESSION['user']);
+$user = Login::get_user();
 
 $pag = "../reposiciones_autorizar.php";
 
diff --git a/action/reposicion_delete.php b/action/reposicion_delete.php
index 5ba0429..04637e1 100644
--- a/action/reposicion_delete.php
+++ b/action/reposicion_delete.php
@@ -7,10 +7,7 @@ $ruta = "../";
 require_once "../class/c_login.php";
 
 // check if the session is started
-if (!isset($_SESSION['user']))
-    die('No se ha iniciado sesión');
-
-$user = unserialize($_SESSION['user']);
+$user = Login::get_user();
 
 //--- Objeto para validar usuario. El id de usuario lo lee desde sesión
 if(!isset($_POST["id"], $_POST["prof"])){
diff --git a/action/reposicion_insert.php b/action/reposicion_insert.php
index 828f773..851abfe 100644
--- a/action/reposicion_insert.php
+++ b/action/reposicion_insert.php
@@ -7,12 +7,7 @@ $ruta = "../";
 require_once "../class/c_login.php";
 
 // check if the session is started
-if (!isset($_SESSION['user']))
-    die('No se ha iniciado sesión');
-
-$user = unserialize($_SESSION['user']);
-
-
+$user = Login::get_user();
 $fecha_falta = trim(htmlspecialchars($_POST["fecha_falta"], ENT_QUOTES, "UTF-8"));//limpia texto
 $fecha = trim(htmlspecialchars($_POST["fecha_inicial"], ENT_QUOTES, "UTF-8"));//limpia texto
 $fecha_cambio = trim(htmlspecialchars($_POST["fecha_cambio"], ENT_QUOTES, "UTF-8"));//limpia texto
diff --git a/action/reposicion_select.php b/action/reposicion_select.php
index 846736c..a4d2bfd 100644
--- a/action/reposicion_select.php
+++ b/action/reposicion_select.php
@@ -7,12 +7,7 @@ $ruta = "../";
 require_once "../class/c_login.php";
 
 // check if the session is started
-if (!isset($_SESSION['user']))
-    die('No se ha iniciado sesión');
-
-$user = unserialize($_SESSION['user']);
-
-
+$user = Login::get_user();
 //--- Objeto para validar usuario. El id de usuario lo lee desde sesión
 /*if(!$objSesion->tieneAcceso()){
     $return["error"] = "Error! No tienes permisos para realizar esta acción.";
diff --git a/action/reposicion_update.php b/action/reposicion_update.php
index 3a13d2a..5f692fe 100644
--- a/action/reposicion_update.php
+++ b/action/reposicion_update.php
@@ -8,12 +8,7 @@ $ruta = "../";
 require_once "../class/c_login.php";
 
 // check if the session is started
-if (!isset($_SESSION['user']))
-    die('No se ha iniciado sesión');
-
-$user = unserialize($_SESSION['user']);
-
-
+$user = Login::get_user();
 /*if(!isset($_POST["id"]) || !isset($_POST["fecha_falta"]) || !isset($_POST["fecha_inicial"]) || !isset($_POST["hora_ini"]) || !isset($_POST["min_ini"]) || !isset($_POST["materia"]) || !isset($_POST["grupo"])){
     header("Location: ".$pag."?error=0");
     exit();
diff --git a/alta_de_horario.php b/alta_de_horario.php
index 5e1e4ec..2e43495 100644
--- a/alta_de_horario.php
+++ b/alta_de_horario.php
@@ -1,9 +1,6 @@
 <?php
 require_once 'class/c_login.php';
-if (!isset($_SESSION['user'])) 
-    die(header('Location: index.php'));
-    
-$user = unserialize($_SESSION['user']);
+$user = Login::get_user();
 $user->access();
 if (in_array($user->acceso, ['r', 'n']))
     die(header('Location: main.php?error=1'));
diff --git a/avisos_crear.php b/avisos_crear.php
index 06cdb39..4dce33c 100644
--- a/avisos_crear.php
+++ b/avisos_crear.php
@@ -2,12 +2,8 @@
 require_once 'class/c_login.php';
 require_once 'include/bd_pdo.php';
 
-if(!isset($_SESSION['user'])){
-    header('Location: index.php');
-    exit;
-}
-else
-    $user = unserialize($_SESSION['user']);
+$user = Login::get_user();
+
 $user->access('Avisos');
 if($user->acceso == null){
     header('Location: main.php?error=1');
diff --git a/avisos_editar.php b/avisos_editar.php
index 1f03503..f13613f 100644
--- a/avisos_editar.php
+++ b/avisos_editar.php
@@ -2,11 +2,8 @@
 require_once 'class/c_login.php';
 require_once 'include/bd_pdo.php';
 
-if (!isset($_SESSION['user'])) {
-    header('Location: index.php');
-    exit;
-} else
-    $user = unserialize($_SESSION['user']);
+$user = Login::get_user();
+
 $user->access('Avisos');
 if ($user->acceso == null) {
     header('Location: main.php?error=1');
diff --git a/base.php b/base.php
index fb6b90a..67ae1db 100644
--- a/base.php
+++ b/base.php
@@ -2,12 +2,8 @@
 require_once 'class/c_login.php';
 require_once 'include/bd_pdo.php';
 
-if(!isset($_SESSION['user'])){
-    header('Location: index.php');
-    exit;
-}
-else
-    $user = unserialize($_SESSION['user']);
+$user = Login::get_user();
+
 $user->access('usuarios');
 if($user->acceso == null){
     header('Location: main.php?error=1');
diff --git a/carreras.php b/carreras.php
index 3463104..6eec3a7 100644
--- a/carreras.php
+++ b/carreras.php
@@ -2,12 +2,8 @@
 require_once 'class/c_login.php';
 require_once 'include/bd_pdo.php';
 
-if (!isset($_SESSION['user'])){
-    header('Location: index.php');
-    exit;
-}
-else
-    $user = unserialize($_SESSION['user']);
+$user = Login::get_user();
+
 $user->access('facultades');
 if($user->acceso == null){
     header('Location: main.php?error=1');
diff --git a/class/c_login.php b/class/c_login.php
index 7d68e34..f3e365e 100644
--- a/class/c_login.php
+++ b/class/c_login.php
@@ -152,4 +152,21 @@ class Login
         session_start();
         session_destroy();
     }
-}
+
+    private static function is_logged(): bool
+    {
+        return isset($_SESSION["user"]);
+    }
+
+    // get the user from the session (if not )
+
+    public static function get_user(): Login
+    {
+        if (Login::is_logged()) {
+            $user = unserialize($_SESSION["user"]);
+            return $user;
+        }
+        header("Location: /");
+        exit();
+    }
+}
\ No newline at end of file
diff --git a/consultar_horario.php b/consultar_horario.php
index 91a8e7c..7b8dbb6 100644
--- a/consultar_horario.php
+++ b/consultar_horario.php
@@ -1,9 +1,7 @@
 <?php
 require_once 'class/c_login.php';
-if (!isset($_SESSION['user']))
-    die(header('Location: index.php'));
+$user = Login::get_user();
 
-$user = unserialize($_SESSION['user']);
 $user->access();
 if (in_array($user->acceso, ['n']))
     die(header('Location: main.php?error=1'));
diff --git a/consultar_horario_old.php b/consultar_horario_old.php
index 9dde6f9..00aaae9 100644
--- a/consultar_horario_old.php
+++ b/consultar_horario_old.php
@@ -1,12 +1,7 @@
 <?php
 require_once 'class/c_login.php';
-if (!isset($_SESSION['user']))
-    die(header('Location: index.php'));
+$user = Login::get_user();
 
-$user = unserialize($_SESSION['user']);
-$user->access();
-if (in_array($user->acceso, ['n']))
-    die(header('Location: main.php?error=1'));
 
 $user->print_to_log('Consultar horario');
 
diff --git a/días_festivos.php b/días_festivos.php
index 9c04f00..393c982 100644
--- a/días_festivos.php
+++ b/días_festivos.php
@@ -2,12 +2,8 @@
 require_once 'class/c_login.php';
 require_once 'include/bd_pdo.php';
 
-if(!isset($_SESSION['user'])){
-    header('Location: index.php');
-    exit;
-}
-else
-    $user = unserialize($_SESSION['user']);
+$user = Login::get_user();
+
 $user->access();
 if($user->acceso == null){
     header('Location: main.php?error=1');
diff --git a/editar_horario.php b/editar_horario.php
index f5e9180..3a9d5a7 100644
--- a/editar_horario.php
+++ b/editar_horario.php
@@ -1,11 +1,8 @@
 <?php
 require_once 'class/c_login.php';
 
-if (!isset($_SESSION['user'])) {
-    header('Location: index.php');
-    exit;
-} else
-    $user = unserialize($_SESSION['user']);
+$user = Login::get_user();
+
 
 if (!$user->admin)
     header('Location: main.php?error=1');
diff --git a/excel_horario.php b/excel_horario.php
index dc3f616..53f3840 100644
--- a/excel_horario.php
+++ b/excel_horario.php
@@ -1,12 +1,6 @@
 <?php
 require_once 'class/c_login.php';
-if (!isset($_SESSION['user'])) {
-    header('Location: index.php');
-    exit;
-} else
-    $user = unserialize($_SESSION['user']);
-
-
+$user = Login::get_user();
 $user->access('excel_horario');
 
 if (in_array($user->acceso, ['r', 'n'])) {
diff --git a/facultades.php b/facultades.php
index cceab52..09ae7b4 100644
--- a/facultades.php
+++ b/facultades.php
@@ -2,12 +2,8 @@
 require_once 'class/c_login.php';
 require_once 'include/bd_pdo.php';
 
-if (!isset($_SESSION['user'])){
-    header('Location: index.php');
-    exit;
-}
-else
-    $user = unserialize($_SESSION['user']);
+$user = Login::get_user();
+
 $user->access();
 if($user->acceso == null){
     header('Location: main.php?error=1');
diff --git a/horario_profesor.php b/horario_profesor.php
index 8b653b1..3458b23 100644
--- a/horario_profesor.php
+++ b/horario_profesor.php
@@ -1,9 +1,7 @@
 <?php
 require_once 'class/c_login.php';
-if (!isset($_SESSION['user']))
-    die(header('Location: index.php'));
+$user = Login::get_user();
 
-$user = unserialize($_SESSION['user']);
 $user->access();
 if (in_array($user->acceso, ['n']))
     die(header('Location: main.php?error=1'));
diff --git a/import/html_header.php b/import/html_header.php
index 4f093c0..22fda38 100644
--- a/import/html_header.php
+++ b/import/html_header.php
@@ -6,14 +6,8 @@ require_once 'class/c_login.php';
 $ruta = "../";
 require_once 'include/bd_pdo.php';
 
-if (!isset($_SESSION['user'])) {
-    if (isset($redirect))
-        $_SESSION['ruta'] = $redirect;
+$user = Login::get_user();
 
-    header('Location: index.php');
-}
-
-$user = unserialize($_SESSION['user']);
 $user->access();
 $pagina = substr(basename($_SERVER['PHP_SELF']), 0, -4);
 if ($pagina != "main" && !$user->acceso) {
diff --git a/justificar_asistencias.php b/justificar_asistencias.php
index 0b07c65..409d216 100644
--- a/justificar_asistencias.php
+++ b/justificar_asistencias.php
@@ -4,10 +4,7 @@ ini_set("display_errors", 1);
 
 require_once 'class/c_login.php';
 
-if (!isset($_SESSION['user']))
-    die(header('Location: index.php'));
-    
-$user = unserialize($_SESSION['user']);
+$user = Login::get_user();
 
 $user->access();
 if (in_array($user->acceso, ['r', 'n'])) {
diff --git a/main.php b/main.php
index efc214a..e660ae8 100644
--- a/main.php
+++ b/main.php
@@ -1,9 +1,6 @@
 <?php
 require_once 'class/c_login.php';
-if (!isset($_SESSION['user']))
-    die(header('Location: index.php'));
-
-$user = unserialize($_SESSION['user']);
+$user = Login::get_user();
 ?>
 <!DOCTYPE html>
 <html lang="en">
diff --git a/materias.php b/materias.php
index 1283d59..f190536 100644
--- a/materias.php
+++ b/materias.php
@@ -2,11 +2,8 @@
 require_once 'class/c_login.php';
 require_once 'include/bd_pdo.php';
 
-if (!isset($_SESSION['user'])) {
-    header('Location: index.php');
-    exit;
-} else
-    $user = unserialize($_SESSION['user']);
+$user = Login::get_user();
+
 $user->access();
 if ($user->acceso == null) {
     // die($access);
diff --git a/permisos.php b/permisos.php
index 628121d..c05f9ed 100644
--- a/permisos.php
+++ b/permisos.php
@@ -2,12 +2,8 @@
 require_once 'class/c_login.php';
 require_once 'include/bd_pdo.php';
 
-if (!isset($_SESSION['user'])){
-    header('Location: index.php');
-    exit;
-}
-else
-    $user = unserialize($_SESSION['user']);
+$user = Login::get_user();
+
 $user->access();
 if($user->acceso == null){
     header('Location: main.php?error=1');
diff --git a/profesores.php b/profesores.php
index e3c1378..f38d8ea 100644
--- a/profesores.php
+++ b/profesores.php
@@ -2,11 +2,8 @@
 require_once 'class/c_login.php';
 require_once 'include/bd_pdo.php';
 
-if (!isset($_SESSION['user'])) {
-    header('Location: index.php');
-    exit;
-} else
-    $user = unserialize($_SESSION['user']);
+$user = Login::get_user();
+
 $user->access();
 if ($user->acceso == null) {
     header('Location: main.php?error=1');
diff --git a/reporte_de_asistencias.php b/reporte_de_asistencias.php
index 05885de..2df319a 100644
--- a/reporte_de_asistencias.php
+++ b/reporte_de_asistencias.php
@@ -4,10 +4,8 @@ ini_set("display_errors", 1);
 
 require_once 'class/c_login.php';
 
-if (!isset($_SESSION['user']))
-    die(header('Location: index.php'));
+$user = Login::get_user();
 
-$user = unserialize($_SESSION['user']);
 $user->access('reporte_de_asistencias');
 if (in_array($user->acceso, ['n']))
     die(header('Location: main.php?error=1'));
diff --git a/reposiciones.php b/reposiciones.php
index 6f274ec..d41dd36 100644
--- a/reposiciones.php
+++ b/reposiciones.php
@@ -1,10 +1,8 @@
 <?php
 
 require_once 'class/c_login.php';
-if (!isset($_SESSION['user']))
-    die(header('Location: index.php'));
+$user = Login::get_user();
 
-$user = unserialize($_SESSION['user']);
 $user->access();
 if (in_array($user->acceso, ['n']))
     die(header('Location: main.php?error=1'));
diff --git a/reposiciones_autorizar.php b/reposiciones_autorizar.php
index 5a2a93e..0de0219 100644
--- a/reposiciones_autorizar.php
+++ b/reposiciones_autorizar.php
@@ -1,11 +1,8 @@
 <?php
 
 require_once 'class/c_login.php';
-if (!isset($_SESSION['user'])){
-    die(header('Location: index.php'));
-}
+$user = Login::get_user();
 
-$user = unserialize($_SESSION['user']);
 
 $user->access();
 //if (!$user->admin && in_array($user->acceso, ['n']))
diff --git a/reposiciones_crear.php b/reposiciones_crear.php
index 740e535..36c214e 100644
--- a/reposiciones_crear.php
+++ b/reposiciones_crear.php
@@ -1,11 +1,8 @@
 <?php
 
 require_once 'class/c_login.php';
-if (!isset($_SESSION['user'])){
-    die(header('Location: index.php'));
-}
+$user = Login::get_user();
 
-$user = unserialize($_SESSION['user']);
 print_r($user);
 print_r($user->profesor);
 print_r($user->acceso);//null sin permisos, w o r
diff --git a/roles.php b/roles.php
index b450f0a..e82adb8 100644
--- a/roles.php
+++ b/roles.php
@@ -2,12 +2,8 @@
 require_once 'class/c_login.php';
 require_once 'include/bd_pdo.php';
 
-if (!isset($_SESSION['user'])){
-    header('Location: index.php');
-    exit;
-}
-else
-    $user = unserialize($_SESSION['user']);
+$user = Login::get_user();
+
 $user->access();
 if($user->acceso == null){
     header('Location: main.php?error=1');
diff --git a/usuarios.php b/usuarios.php
index 7e109ec..9530af6 100644
--- a/usuarios.php
+++ b/usuarios.php
@@ -1,11 +1,8 @@
 <?php
 require_once 'class/c_login.php';
 require_once 'include/bd_pdo.php';
-if (!isset($_SESSION['user'])) {
-    header('Location: index.php');
-    exit;
-} else
-    $user = unserialize($_SESSION['user']);
+$user = Login::get_user();
+
 $user->access();
 
 if ($user->acceso == null) {
diff --git a/vista_profesor.php b/vista_profesor.php
index 0083dfa..aa83a5e 100644
--- a/vista_profesor.php
+++ b/vista_profesor.php
@@ -3,18 +3,16 @@
 
 require_once 'class/c_login.php';
 
-if (!isset($_SESSION['user']))
-    die(header('Location: index.php'));
+$user = Login::get_user();
 
-$user = unserialize($_SESSION['user']);
 
 $user->access('reporte_de_asistencias');
-if ( $user->acceso == null ) 
+if ($user->acceso == null)
     die(header('Location: main.php?error=1'));
 
 $user->print_to_log('Consultar: Reporte de asistencias de profesor');
 
-    
+
 #$required_post = ['id', 'fecha_inicial', 'fecha_final', 'periodo'];
 #if (array_diff($required_post, array_keys($_POST)))
 #header('Location: s.php');
@@ -46,7 +44,7 @@ $reporte = queryAll("SELECT * FROM fs_asistencia_profesorreporte(:carrera, :peri
         ":id" => $id,
         ":initial_date" => $fecha_inicial->format("Y-m-d"),
         ":final_date" => $fecha_final->format("Y-m-d"),
-        ":materia" =>  empty($materia) ? null : $materia
+        ":materia" => empty($materia) ? null : $materia
     )
 );
 
@@ -55,7 +53,8 @@ $profesor = query(
     array(":id" => $id)
 );
 
-$asistencias = query("SELECT total, asistencias, retardos, justificaciones FROM fs_asistencia_reporte(:carrera, :periodo, :clave, :nombre, :facultad, :initial_date, :final_date)",
+$asistencias = query(
+    "SELECT total, asistencias, retardos, justificaciones FROM fs_asistencia_reporte(:carrera, :periodo, :clave, :nombre, :facultad, :initial_date, :final_date)",
     array(
         ":carrera" => empty($carrera) ? null : $carrera,
         ":periodo" => $user->periodo_id,
@@ -92,15 +91,20 @@ $retardos = query("SELECT FS_HAS_RETARDO(:facultad) AS retardo", array(":faculta
         <div class="container ml-4">
 
             <div class="row my-3">
-                <h3 class="ml-4 text-left"><?= $profesor['profesor'] ?></h3>
+                <h3 class="ml-4 text-left">
+                    <?= $profesor['profesor'] ?>
+                </h3>
             </div>
             <div class="row my-3">
-                <h4 class="ml-4 text-left text-danger"><b>Clave:</b> <?= $profesor['clave'] ?></h4>
+                <h4 class="ml-4 text-left text-danger"><b>Clave:</b>
+                    <?= $profesor['clave'] ?>
+                </h4>
             </div>
         </div>
         <div class="row">
             <div class="col-12 text-right">
-                <button type="button" class="btn btn-outline-secondary" onclick="submit('reporte_de_asistencias.php', {clave: <?= $profesor['clave'] ?>, periodo: <?= $user->periodo_id ?>, nombre: '<?= $profesor['profesor'] ?>', fecha_inicial: '<?= $fecha_inicial->format('Y-m-d') ?>', fecha_final: '<?= $fecha_final->format('Y-m-d') ?>'})">
+                <button type="button" class="btn btn-outline-secondary"
+                    onclick="submit('reporte_de_asistencias.php', {clave: <?= $profesor['clave'] ?>, periodo: <?= $user->periodo_id ?>, nombre: '<?= $profesor['profesor'] ?>', fecha_inicial: '<?= $fecha_inicial->format('Y-m-d') ?>', fecha_final: '<?= $fecha_final->format('Y-m-d') ?>'})">
                     <span class="ing-regresar ing-fw"></span>
                     Regresar
                 </button>
@@ -128,7 +132,7 @@ $retardos = query("SELECT FS_HAS_RETARDO(:facultad) AS retardo", array(":faculta
             <div class="col-12">
                 <?php
                 if (!empty($reporte)) {
-                ?>
+                    ?>
                     <!-- legend check (Asistencia) x | (sin registro) | * (Justificada) -->
                     <div class="row text-right">
                         <div class="col-12">
@@ -136,7 +140,8 @@ $retardos = query("SELECT FS_HAS_RETARDO(:facultad) AS retardo", array(":faculta
                             <?php if ($retardos) { ?>
                                 <i class='ing-retardo' style='color:orange'></i><span style="color:orange"> Retardo</span> |
                             <?php } ?>
-                            <i class='ing-cancelar text-danger'></i><span class="text-danger"> Sin registro</span> | <i class='ing-justificar azul'></i><span class="azul"> Justificada</span>
+                            <i class='ing-cancelar text-danger'></i><span class="text-danger"> Sin registro</span> | <i
+                                class='ing-justificar azul'></i><span class="azul"> Justificada</span>
                         </div>
                     </div>
 
@@ -181,34 +186,47 @@ $retardos = query("SELECT FS_HAS_RETARDO(:facultad) AS retardo", array(":faculta
                                 $hora = date("H:i", strtotime($row['hora']));
                                 $hora_checado = is_null($row["hora_checado"]) ? '-' : date("H:i:s", strtotime($row["hora_checado"]));
                                 $horario = $db->getOne("fget_horario({$row['id']})");
-                            ?>
+                                ?>
                                 <tr class="text-nowrap" id="<?= $row["id"] ?>">
                                     <!-- <td class="complete"><pre><?= print_r($row, true) ?></pre></td> -->
-                                    <td class="text-center"><?= $row["grupo"] ?></td>
-                                    <td class="text-center"><?= $horario["salon"] ?></td>
+                                    <td class="text-center">
+                                        <?= $row["grupo"] ?>
+                                    </td>
+                                    <td class="text-center">
+                                        <?= $horario["salon"] ?>
+                                    </td>
                                     <td id="<?= $row["materia_id"] ?>"><?= $row["materia"] ?></td>
-                                    <td class="text-center text-nowrap"><?= $fecha ?> | <?= $días[date("w", strtotime($row["fecha"]))] ?></td>
+                                    <td class="text-center text-nowrap">
+                                        <?= $fecha ?> |
+                                        <?= $días[date("w", strtotime($row["fecha"]))] ?>
+                                    </td>
                                     <!-- "hh:mm:ss"  -> "hh:mm" -->
-                                    <td class="text-center text-nowrap"><?= $hora ?> - <?= join(":", array_slice(explode(":", $horario["hora_final"]), 0, 2)) ?></td>
-                                    <td class="text-center"><?= $checado ?></td>
+                                    <td class="text-center text-nowrap">
+                                        <?= $hora ?> -
+                                        <?= join(":", array_slice(explode(":", $horario["hora_final"]), 0, 2)) ?>
+                                    </td>
+                                    <td class="text-center">
+                                        <?= $checado ?>
+                                    </td>
                                     <td class="text-center">
                                         <?php if ($justificable) { ?>
-                                            <button class='btn btn-sm btn-outline-primary' onclick="justificar(<?= $row['id'] ?>, '<?= $fecha ?>', ' <?= $hora ?>')">Justificar</button>
+                                            <button class='btn btn-sm btn-outline-primary'
+                                                onclick="justificar(<?= $row['id'] ?>, '<?= $fecha ?>', ' <?= $hora ?>')">Justificar</button>
                                         <?php } else { ?>
                                             <?= !$row["justificada"] ? $hora_checado : "<b>Justificada</b>" ?>
                                         <?php } ?>
                                     </td>
                                 </tr>
-                            <?php
+                                <?php
                             }
 
                             ?>
                         </tbody>
                     </table>
-                <?php
+                    <?php
                 } else { ?>
                     <div class='alert alert-warning'>No hay registros para mostrar</div>
-                <?php
+                    <?php
                 }
                 ?>
             </div>
@@ -252,8 +270,10 @@ $retardos = query("SELECT FS_HAS_RETARDO(:facultad) AS retardo", array(":faculta
                 <div class="modal-footer">
                     <input type="hidden" id="id_borrar" value="">
                     <input type="hidden" id="facultad_borrar" value="">
-                    <button type="button" class="btn btn-outline-primary btn-aceptar"><span class="ing-aceptar ing-fw"></span> Justificar</button>
-                    <button type="button" class="btn btn-outline-danger" data-dismiss="modal" aria-label="Close"><span class="ing-cancelar ing-fw"></span> Cancelar</button>
+                    <button type="button" class="btn btn-outline-primary btn-aceptar"><span
+                            class="ing-aceptar ing-fw"></span> Justificar</button>
+                    <button type="button" class="btn btn-outline-danger" data-dismiss="modal" aria-label="Close"><span
+                            class="ing-cancelar ing-fw"></span> Cancelar</button>
                 </div>
             </div>
         </div>
@@ -296,24 +316,24 @@ $retardos = query("SELECT FS_HAS_RETARDO(:facultad) AS retardo", array(":faculta
             clone.appendTo("#message");
 
             // remove after 4 seconds
-            setTimeout(function() {
+            setTimeout(function () {
                 clone.alert("close");
             }, 4000);
         }
-        $(document).ready(function() {
+        $(document).ready(function () {
 
             $("#reporte").hide();
 
-            $("#reporte").click(function(e) {
+            $("#reporte").click(function (e) {
                 $("#form_reporte").submit();
             });
             var periodo_inicio = '<?= $periodo["inicio"] ?>';
             var periodo_fin = '<?= $periodo["fin"] ?>';
 
             var previous_date;
-            $('#initial_date_src').focus(function() {
+            $('#initial_date_src').focus(function () {
                 previous_date = $(this).val();
-            }).change(function() {
+            }).change(function () {
                 // console.log("Periodo inicio: ", periodo_inicio);
                 // console.log("this < Periodo inicio: ", $(this).val() < periodo_inicio);
                 if ($(this).val() > $('#final_date_src').val()) {
@@ -330,9 +350,9 @@ $retardos = query("SELECT FS_HAS_RETARDO(:facultad) AS retardo", array(":faculta
                 }
             });
 
-            $('#final_date_src').focus(function() {
+            $('#final_date_src').focus(function () {
                 previous_date = $(this).val();
-            }).change(function() {
+            }).change(function () {
                 console.log("Periodo fin: ", periodo_fin);
                 console.log("this > Periodo fin: ", $(this).val() > periodo_fin);
                 if ($(this).val() < $('#initial_date_src').val()) {