84 lines
3.5 KiB
PHP
84 lines
3.5 KiB
PHP
<?php
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session_start();
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include_once "config.php";
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function escape($conn, $value) {
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return mysqli_real_escape_string($conn, $value);
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}
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function isValidEmail($email) {
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return filter_var($email, FILTER_VALIDATE_EMAIL);
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}
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function moveUploadedFile($tempFileName, $newFileName) {
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return move_uploaded_file($tempFileName, "images/" . $newFileName);
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}
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function generateUniqueUserId() {
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return rand(time(), 100000000);
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}
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function encryptPassword($password) {
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return md5($password);
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}
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function fetchUserByEmail($conn, $email) {
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$email = escape($conn, $email);
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$sql = mysqli_query($conn, "SELECT * FROM users WHERE email = '{$email}'");
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return mysqli_fetch_assoc($sql);
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}
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function insertUser($conn, $unique_id, $first_name, $last_name, $email, $encrypt_pass, $new_img_name, $status) {
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return mysqli_query($conn, "INSERT INTO users (unique_id, first_name, last_name, email, password, img, status) VALUES ({$unique_id}, '{$first_name}','{$last_name}', '{$email}', '{$encrypt_pass}', '{$new_img_name}', '{$status}')");
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}
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function loginUser($user) {
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$_SESSION["unique_id"] = $user["unique_id"];
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echo "success";
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}
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if (!empty($_POST["first_name"]) || !empty($_POST["last_name"]) || !empty($_POST["email"]) || !empty($_POST["password"])) {
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$first_name = escape($conn, $_POST["first_name"]);
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$last_name = escape($conn, $_POST["last_name"]);
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$email = escape($conn, $_POST["email"]);
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$password = escape($conn, $_POST["password"]);
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if (isValidEmail($email)) {
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$existingUser = fetchUserByEmail($conn, $email);
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if ($existingUser) {
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echo "The email address $email already exists!";
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} else {
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if (isset($_FILES["image"])) {
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$img_name = $_FILES["image"]["name"];
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$img_type = $_FILES["image"]["type"];
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$temp_file_name = $_FILES["image"]["tmp_name"];
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$img_ext = pathinfo($img_name, PATHINFO_EXTENSION);
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$allowedExtensions = ["jpeg", "png", "jpg"];
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if (in_array($img_ext, $allowedExtensions) && in_array($img_type, ["image/jpeg", "image/jpg", "image/png", ])) {
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$time = time();
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$new_img_name = $time . $img_name;
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if (moveUploadedFile($temp_file_name, $new_img_name)) {
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$unique_id = generateUniqueUserId();
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$status = "Active now";
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$encrypt_pass = encryptPassword($password);
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} else {
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echo "An error occurred while uploading the image.";
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exit();
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}
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} else {
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echo "Image must be of the following formats: JPEG, JPG, PNG.";
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exit();
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}
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} else {
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$unique_id = generateUniqueUserId();
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$status = "Active now";
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$encrypt_pass = encryptPassword($password);
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}
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if (insertUser($conn, $unique_id, $first_name, $last_name, $email, $encrypt_pass, $new_img_name, $status)) {
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$loggedInUser = fetchUserByEmail($conn, $email);
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if ($loggedInUser) {
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loginUser($loggedInUser);
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} else {
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echo "An error occurred. Please try again.";
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}
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} else {
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echo "An error occurred. Please try again.";
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}
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}
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} else {
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echo "The email address $email is not valid!";
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}
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} else {
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echo "All input fields are required!";
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}
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?>
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