new file: .cache/replit/nix/env.json

new file:   .config/configstore/update-notifier-npm.json
	new file:   .config/configstore/update-notifier-npm.json.2701252402
	new file:   .replit
	new file:   .vscode/launch.json
	new file:   Internet.html
	new file:   about.html
	new file:   case.html
	new file:   cooling.html
	new file:   cpu.html
	new file:   css/about.css
	new file:   css/home.css
	new file:   css/log copy.css
	new file:   css/log.css
	new file:   css/parts.css
	new file:   css/pc.css
	new file:   css/profile.css
	new file:   global.css
	new file:   global.js
	new file:   gpu.html
	new file:   hdd.html
	new file:   home.html
	new file:   images/pc-case.png
	new file:   images/sal.jpeg
	new file:   includes/dbh.inc.php
	new file:   includes/functions.inc.php
	new file:   includes/login.inc.php
	new file:   includes/signup.inc.php
	new file:   index.html
	new file:   js/log copy.js
	new file:   js/log.js
	new file:   keyb.html
	new file:   log copy.html
	new file:   log.html
	new file:   monitor.html
	new file:   mouse.html
	new file:   pc.html
	new file:   profile.html
	new file:   psu.html
	new file:   ram.html
	new file:   register.html
	new file:   replit.nix
	new file:   ssd.html

includes/dbh.inc.php

@@ -0,0 +1,13 @@
+<?php
+
+$servername= "localhost";
+$dBUserName= "root";
+$dBPassword= "";
+$dBName= "proto1";
+
+$conn = mysqli_connect($servername, $dBUserName, $dBPassword, $dBName);
+
+if (!$conn) {
+    die("connection failed: ". mysqli_connect_error());
+}
+

includes/functions.inc.php

@@ -0,0 +1,88 @@
+<?php
+
+function emptyInputSignup($name, $email, $username, $pwd, $pwdRepeat)
+{
+    $result;
+    if (empty($name) || empty($email) || empty($username) || empty($pwd) || empty($pwdRepeat)) {
+        $result = true;
+    } else {
+        $result = false;
+    }
+    return $result;
+}
+
+function invalidUid($username)
+{
+    $result;
+    if (preg_match("/^[a-zA-Z0-9]*$/", $username)) {
+        $result = true;
+    } else {
+        $result = false;
+    }
+    return $result;
+}
+
+function invalidEmail($email)
+{
+    $result;
+    if (!filter_var($email, FILTER_VALIDATE_EMAIL)) {
+        $result = true;
+    } else {
+        $result = false;
+    }
+    return $result;
+}
+
+function pwdMatch($pwd, $pwdRepeat)
+{
+    $result;
+    if ($pwd !== $pwdRepeat) {
+        $result = true;
+    } else {
+        $result = false;
+    }
+    return $result;
+}
+
+
+function uidExists($conn, $username, $email)
+{
+    $sql = "SELECT * FROM users WHERE usersUid = ? OR usersEmail = ?;";
+    $stmt = mysqli_stmt_init($conn);
+    if (!mysqli_stmt_prepare($stmt, $sql)) {
+        header("location: ../signup.html?error=stmtfailed");
+        exit();
+    }
+
+    mysqli_stmt_bind_param($stmt, "ss", $username, $email);
+    mysqli_stmt_execute($stmt);
+
+    $resultData = mysqli_stmt_get_result($stmt);
+
+    if ($row = mysqli_fetch_assoc($resultData)) {
+        return $row;
+    } else {
+        $result = false;
+        return $result;
+    }
+    mysqli_stmt_close($stmt);
+}
+
+function createUser($conn, $name, $username, $email, $pwd)
+{
+    $sql = "INSERT INTO users (usersName, usersEmail, usersUid, UsersPwd) VALUES (?, ?, ?, ?);";
+    $stmt = mysqli_stmt_init($conn);
+    if (!mysqli_stmt_prepare($stmt, $sql)) {
+        header("location: ../register.html?error=stmtfailed");
+        exit();
+    }
+
+    $hashedPwd = password_hash($pwd, PASSWORD_DEFAULT);
+
+    mysqli_stmt_bind_param($stmt, "ssss", $name, $email, $username, $hashedPwd);
+    mysqli_stmt_execute($stmt);
+    mysqli_stmt_close($stmt);
+    header("location: ../register.html?error=none");
+    exit();
+}
+

includes/signup.inc.php

@@ -0,0 +1,42 @@
+<?php
+
+if (isset($_POST["submit"])) {
+    
+    $name = $_POST["name"];
+    $email = $_POST["email"];
+    $username = $_POST["uid"];
+    $pwd = $_POST["pwd"];
+    $pwdRepeat = $_POST["pwdrepeat"];
+
+    require_once 'dbh.inc.php';
+    require_once 'functions.inc.php';
+
+    if (emptyInputSignup($name, $email, $username, $pwd, $pwdRepeat) !==false) {
+        header("location: ../register.html?error=emptyinput");
+        exit();
+    }
+
+    if (invalidUid($username) !==false) {
+        header("location: ../register.html?error=invaliduid");
+        exit();
+    }
+    if (invalidEmail($email) !==false) {
+        header("location: ../register.html?error=invalidemail");
+        exit();
+    }
+    if (pwdMatch($pwd, $pwdRepeat) !==false) {
+        header("location: ../register.html?error=passwordsdontmatch");
+        exit();
+    }
+    if (uidExists($conn, $username, $email) !==false) {
+        header("location: ../register.html?error=usernametaken");
+        exit();
+    }
+
+    createUser($conn, $name, $username, $email, $pwd);
+}
+
+else {
+    header("location: ../register.html");
+    exit();
+}