update many stuff

public_html/_login.php

@@ -0,0 +1,55 @@
+<?php
+session_start();
+if ($_GET["reload_user"] == "1") {
+    $user = $_SESSION['auth_user'];
+    $userdata = json_decode(file_get_contents("/DATA/Usuarios/$user.json"), true);
+    $_SESSION['auth_data'] = $userdata;
+    header("Location: /");
+    die();
+}
+if ($_GET["logout"] == "1") {
+    session_destroy();
+    header("Location: /_login.php");
+    die();
+}
+if (isset($_POST["user"])) {
+    $valid = "";
+    $user = trim(strtolower($_POST["user"]));
+    $password = $_POST["password"];
+    $userdata = json_decode(file_get_contents("/DATA/Usuarios/$user.json"), true);
+    if (!isset($userdata["password_hash"])) {
+        $_GET["_result"] = "El usuario no existe.";
+    }
+
+    $hash = $userdata["password_hash"];
+    if (password_verify($password, $hash)) {
+        $_SESSION['auth_user'] = $user;
+        $_SESSION['auth_data'] = $userdata;
+        $_SESSION['auth_ok'] = true;
+        header("Location: /");
+        die();
+    } else {
+        $_GET["_result"] = "La contraseña no es correcta.";
+    }
+
+}
+require_once "_incl/pre-body.php"; ?>
+<div class="card pad">
+
+    <h1>Iniciar sesión en Axia4</h1>
+    
+    <form method="post">
+        <fieldset class="card" style="border: 2px solid black; border-radius: 6.5px; padding: 10px 25px; max-width: 500px;">
+            <label>
+                <b>Usuario:</b><br>
+                <input required type="text" name="user" placeholder="Ej: PepitoFlores3">
+            </label><br><br>
+            <label>
+                <b>Contraseña:</b><br>
+                <input required type="password" name="password" placeholder="Ej: PerroArbolPianoPizza">
+            </label>
+            <button type="submit">Iniciar sesión</button>
+        </fieldset>
+    </form>
+</div>
+<?php require_once "_incl/post-body.php"; ?>