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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,62 +1,52 @@ | ||
| <?php | ||
| require_once "../database/connect.php"; | ||
| set_error_handler('HANDLE_EXCEPTIONS'); // for any unexpected error | ||
| require_once "../database/connect.php"; | ||
|
|
||
| /* ERROR MESSAGES AND CONSTANTS */ | ||
| define('HOME_PAGE', '/index.html'); | ||
| define('LOGIN_ERROR','Invalid username or password.'); | ||
|
|
||
| try{ | ||
| if($_SERVER["REQUEST_METHOD"] !== "POST") EXIT_WITH_JSON(BAD_RESPONSE, INVALID_METHOD, null, $conn); | ||
|
|
||
| if($_SERVER["REQUEST_METHOD"] === "POST") | ||
| { | ||
| $username = (isset($_POST['username'])) ? trim($_POST['username']) : null; | ||
| $password = (isset($_POST['password'])) ? trim($_POST['password']) : null; | ||
|
|
||
| // Checking Validity. Although it already checked by the javascript logic | ||
| if(!isValid($username, $password)) { | ||
| $err_msg = "Did you bypass the pattern rules of this login page?"; | ||
| EXIT_WITH_JSON(500, $err_msg, null, $conn); | ||
| } | ||
| if(!isValid($username, $password)) EXIT_WITH_JSON(BAD_RESPONSE, VALIDATION_FAILURE, null, $conn); | ||
|
|
||
| // Prepare a select statement | ||
| $sql = "SELECT user_id, username, name, password FROM user_data WHERE username = ?"; | ||
|
|
||
| if($stmt = $conn->prepare($sql)){ | ||
| // Bind variables to the prepared statement as parameters | ||
| $stmt->bind_param("s", $username); | ||
|
|
||
| // Attempt to execute the prepared statement | ||
| if($stmt->execute()){ | ||
| // Store result | ||
| $stmt->store_result(); | ||
|
|
||
| // Check if username exists, if yes then verify password | ||
| if($stmt->num_rows == 1){ | ||
| // Bind result variables | ||
| $stmt->bind_result($id, $username, $name, $hashed_password); | ||
|
|
||
| if($stmt->fetch()){ | ||
| if(password_verify($password, $hashed_password)){ | ||
| session_start(); | ||
| // Store data in session variables | ||
| $_SESSION["user_id"] = $id; | ||
| $_SESSION["username"] = $username; | ||
| $_SESSION["name"] = $name; | ||
| $_SESSION["isLoggedIn"] = true; | ||
|
|
||
| EXIT_WITH_JSON(200, "", "/index.html", $conn, $stmt); | ||
| } else { | ||
| // Password is not valid, display a generic error message | ||
| $login_err = "Invalid username or password."; | ||
| EXIT_WITH_JSON(500, $login_err, null, $conn, $stmt); | ||
| } | ||
| } | ||
| } else{ | ||
| // Username doesn't exist, display a generic error message | ||
| $login_err = "Invalid username or password."; | ||
| EXIT_WITH_JSON(500, $login_err, null, $conn, $stmt); | ||
| } | ||
| } else{ | ||
| $err_msg = "Oops! something went wrong. Please try again later.\n"; | ||
| EXIT_WITH_JSON(500, $err_msg, null, $conn, $stmt); | ||
| } | ||
| } else { | ||
| $err_msg = "Oops! something went wrong. Please try again later.\n"; | ||
| EXIT_WITH_JSON(500, $err_msg, null, $conn); | ||
| $sql = "SELECT * FROM user_data WHERE username = ?"; | ||
| $stmt = $conn->prepare($sql); | ||
|
|
||
| if(!$stmt) EXIT_WITH_JSON(BAD_RESPONSE, EXECUTION_FAILURE, null, $conn); | ||
|
|
||
| // Bind variables to the prepared statement as parameters | ||
| $stmt->bind_param("s", $username); | ||
|
|
||
| // Attempt to execute the prepared statement | ||
| if(!$stmt->execute()) EXIT_WITH_JSON(BAD_RESPONSE, EXECUTION_FAILURE, null, $conn, $stmt); | ||
|
|
||
| $user = $stmt->get_result(); | ||
|
|
||
| if($user->num_rows != 1) EXIT_WITH_JSON(BAD_RESPONSE, LOGIN_ERROR, null, $conn, $stmt); | ||
|
|
||
| $user_data = $user->fetch_assoc(); | ||
|
|
||
| if(!password_verify($password, $user_data['password'])) | ||
| EXIT_WITH_JSON(BAD_RESPONSE, LOGIN_ERROR, null, $conn, $stmt); | ||
|
|
||
| session_start(); | ||
|
|
||
| foreach ($user_data as $key => $value) { | ||
| if($key !== "password") $_SESSION[$key] = $value; | ||
| } | ||
| } else exit(500); | ||
|
|
||
| $_SESSION["isLoggedIn"] = true; | ||
|
|
||
| EXIT_WITH_JSON(GOOD_RESPONSE, null, HOME_PAGE, $conn, $stmt); | ||
|
|
||
| } catch (Exception $error) { | ||
| $err_msg = "An unexpected error has occurred.\n" | ||
| . "Please disregard the following error and try again later:\n" | ||
| . $error->getMessage(); | ||
| EXIT_WITH_JSON(BAD_RESPONSE, $err_msg); | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,78 +1,64 @@ | ||
| <?php | ||
| require_once "../database/connect.php"; | ||
| set_error_handler('HANDLE_EXCEPTIONS'); // for any unexpected error | ||
| /* ERROR MESSAGES */ | ||
| define('USERNAME_EXIST','This username is already taken.'); | ||
|
|
||
| /* GOOD RESPONSE MESSAGES AND CONSTANTS */ | ||
| define('SIGNUP_SUCCESS', "Congratulations! Your signup was successful.\nThank you for joining us!"); | ||
| define('LOGIN_PAGE','/pages/auth/login.html'); | ||
|
|
||
|
|
||
| try { | ||
| if($_SERVER["REQUEST_METHOD"] !== "POST") EXIT_WITH_JSON(BAD_RESPONSE, INVALID_METHOD, null, $conn); | ||
|
|
||
| if($_SERVER["REQUEST_METHOD"] === "POST") | ||
| { | ||
| $name = (isset($_POST['name'])) ? trim($_POST['name']) : null; | ||
| $username = (isset($_POST['username'])) ? trim($_POST['username']) : null; | ||
| $email = (isset($_POST['email'])) ? trim($_POST['email']) : null; | ||
| $username = (isset($_POST['username'])) ? trim($_POST['username']) : null; | ||
| $password = (isset($_POST['password'])) ? trim($_POST['password']) : null; | ||
|
|
||
| // Checking Validity. Although it already checked by the javascript logic | ||
| if(!isValid($username, $password, $name, $email)) { | ||
| $err_msg = "Did you bypass the pattern rules of this signup page?"; | ||
| EXIT_WITH_JSON(500, $err_msg, null, $conn); | ||
| EXIT_WITH_JSON(BAD_RESPONSE, $err_msg, null, $conn); | ||
| } | ||
|
|
||
| // Prepare a select statement for username availablity check. | ||
| $sql = "SELECT user_id FROM user_data WHERE username = ?"; | ||
|
|
||
| // Preparing mysql connection and sql statement. | ||
| if($stmt = $conn->prepare($sql)) { | ||
| // Binding username parameter with sql statement. | ||
| $stmt->bind_param("s", $username); | ||
|
|
||
| // Trying to execute the statement | ||
| if($stmt->execute()){ | ||
| // Storing the result. | ||
| $stmt->store_result(); | ||
|
|
||
| // If username exist end the script. | ||
| if($stmt->num_rows() === 1) { | ||
| $err_msg = "This username is already taken."; | ||
| EXIT_WITH_JSON(500, $err_msg, null, $conn, $stmt); | ||
| } else { | ||
| $stmt->close();// Close statement. | ||
| } | ||
| } else { | ||
| $err_msg = "Oops! something went wrong. Please try again later."; | ||
| EXIT_WITH_JSON(500, $err_msg, null, $conn, $stmt); | ||
| } | ||
|
|
||
| } else { | ||
| $err_msg = "Oops! something went wrong. Please try again later."; | ||
| EXIT_WITH_JSON(500, $err_msg, null, $conn); | ||
| } | ||
|
|
||
| $stmt = $conn->prepare($sql); | ||
|
|
||
| if(!$stmt) EXIT_WITH_JSON(BAD_RESPONSE, EXECUTION_FAILURE, null, $conn); | ||
|
|
||
| $stmt->bind_param("s", $username); | ||
|
|
||
| if(!$stmt->execute()) EXIT_WITH_JSON(BAD_RESPONSE, EXECUTION_FAILURE, null, $conn, $stmt); | ||
|
|
||
| $stmt->store_result(); | ||
|
|
||
| if($stmt->num_rows() === 1) EXIT_WITH_JSON(500, USERNAME_EXIST, null, $conn, $stmt); | ||
| else $stmt->close(); // closing current statement. | ||
|
|
||
| // Prepare an insert statement. | ||
| $sql = "INSERT INTO user_data ( | ||
| username, | ||
| name, | ||
| password, | ||
| email_id | ||
| ) VALUES (?,?,?,?)"; | ||
|
|
||
| if($stmt = $conn->prepare($sql)){ | ||
| // Bind variables to the prepared statement as parameter. | ||
| $stmt->bind_param("ssss", $username, $name, $hash_password, $email); | ||
|
|
||
| // Hashing password. | ||
| $hash_password = password_hash($password, PASSWORD_BCRYPT); | ||
|
|
||
| // Attempt to execute the prepared statement. | ||
| if($stmt->execute()){ | ||
| $msg = "Congratulations! Your signup was successful.\nThank you for joining us!"; | ||
| $redirect_to = "/pages/auth/login.html"; | ||
| EXIT_WITH_JSON(200, $msg, $redirect_to, $conn, $stmt); | ||
| } else { | ||
| $err_msg = "Oops! something went wrong. Please try again later."; | ||
| EXIT_WITH_JSON(500, $err_msg, null, $conn, $stmt); | ||
| } | ||
|
|
||
| } else { | ||
| $err_msg = "Oops! something went wrong. Please try again later."; | ||
| EXIT_WITH_JSON(500, $err_msg, null, $conn); | ||
| } | ||
| } else exit(500); | ||
| username, | ||
| name, | ||
| password, | ||
| email_id | ||
| ) VALUES (?,?,?,?)"; | ||
| // Preparing mysql connection and sql statement. | ||
| $stmt = $conn->prepare($sql); | ||
|
|
||
| if(!$stmt) EXIT_WITH_JSON(BAD_RESPONSE, EXECUTION_FAILURE, null, $conn); | ||
|
|
||
| // Bind variables to the prepared statement as parameter. | ||
| $stmt->bind_param("ssss", $username, $name, $hash_password, $email); | ||
|
|
||
| // ENCRYPT PASSWORD | ||
| $hash_password = password_hash($password, PASSWORD_BCRYPT); | ||
|
|
||
| if(!$stmt->execute()) EXIT_WITH_JSON(BAD_RESPONSE, EXECUTION_FAILURE, null, $conn, $stmt); | ||
|
|
||
| EXIT_WITH_JSON(GOOD_RESPONSE, SIGNUP_SUCCESS, LOGIN_PAGE, $conn, $stmt); | ||
|
|
||
| } catch (Exception $error) { | ||
| $message = "An unexpected error has occurred.\n" | ||
| . "Please disregard the following error and try again later:\n" | ||
| . $error->getMessage(); | ||
| EXIT_WITH_JSON(BAD_RESPONSE, $message); | ||
| } |
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