From 312263219e8c3ae78b241104deccea4a82d767a2 Mon Sep 17 00:00:00 2001
From: cflip <36554078+cflip@users.noreply.github.com>
Date: Sat, 21 Aug 2021 09:54:36 -0600
Subject: Add user generation numbers

---
 includes/model/User.php | 16 ++++++++++------
 meta/setup.sql          |  1 +
 register.php            |  5 +++--
 viewuser.php            |  1 +
 4 files changed, 15 insertions(+), 8 deletions(-)

diff --git a/includes/model/User.php b/includes/model/User.php
index e497fc6..8e28239 100755
--- a/includes/model/User.php
+++ b/includes/model/User.php
@@ -23,6 +23,7 @@ class User
 	public $date_registered;
 	public $level = 'user';
 	public $invite_code;
+	public $generation;
 
 	private $has_value = false;
 
@@ -30,7 +31,7 @@ class User
 	// and PHP does not allow function overloading.
 	public function get_by_id($id)
 	{
-		$sql = "SELECT user_name, user_password, user_date_registered, user_level, user_invite_code FROM users WHERE user_id = ?;";
+		$sql = "SELECT user_name, user_password, user_date_registered, user_level, user_invite_code, user_generation FROM users WHERE user_id = ?;";
 		$result = Database::get()->query($sql, "i", $id);
 
 		if (empty($result)) {
@@ -43,6 +44,7 @@ class User
 		$this->date_registered = $result[0]['user_date_registered'];
 		$this->level = $result[0]['user_level'];
 		$this->invite_code = $result[0]['user_invite_code'];
+		$this->generation = $result[0]['user_generation'];
 
 		$this->has_value = true;
 	}
@@ -50,7 +52,7 @@ class User
 	// TODO: Duplicated code, there should be a common database read function for all models
 	public function get_by_name($name)
 	{
-		$sql = "SELECT user_id, user_password, user_date_registered, user_level, user_invite_code FROM users WHERE user_name = ?;";
+		$sql = "SELECT user_id, user_password, user_date_registered, user_level, user_invite_code, user_generation FROM users WHERE user_name = ?;";
 		$result = Database::get()->query($sql, "s", $name);
 
 		if (empty($result)) {
@@ -63,13 +65,14 @@ class User
 		$this->date_registered = $result[0]['user_date_registered'];
 		$this->level = $result[0]['user_level'];
 		$this->invite_code = $result[0]['user_invite_code'];
+		$this->generation = $result[0]['user_generation'];
 
 		$this->has_value = true;
 	}
 
 	public function get_by_invite_code($invite_code)
 	{
-		$sql = "SELECT user_id, user_name, user_password, user_date_registered, user_level FROM users WHERE user_invite_code = ?;";
+		$sql = "SELECT user_id, user_name, user_password, user_date_registered, user_level, user_generation FROM users WHERE user_invite_code = ?;";
 		$result = Database::get()->query($sql, "s", $invite_code);
 
 		if (empty($result)) {
@@ -82,6 +85,7 @@ class User
 		$this->date_registered = $result[0]['user_date_registered'];
 		$this->level = $result[0]['user_level'];
 		$this->invite_code = $invite_code;
+		$this->generation = $result[0]['user_generation'];
 
 		$this->has_value = true;
 	}
@@ -91,12 +95,12 @@ class User
 		return $this->has_value;
 	}
 
-	public static function register(string $username, string $password)
+	public static function register(string $username, string $password, int $generation)
 	{
-		$sql = "INSERT INTO users(user_name, user_password, user_date_registered, user_invite_code) VALUES(?, ?, NOW(), ?);";
+		$sql = "INSERT INTO users(user_name, user_password, user_date_registered, user_invite_code, user_generation) VALUES(?, ?, NOW(), ?, ?);";
 		$pass_hash = password_hash($password, PASSWORD_DEFAULT);
 		$invite_code = generate_invite_code();
-		Database::get()->query($sql, "sss", $username, $pass_hash, $invite_code);
+		Database::get()->query($sql, "sssi", $username, $pass_hash, $invite_code, $generation);
 	}
 
 	public function update_invite_code()
diff --git a/meta/setup.sql b/meta/setup.sql
index 5d63ff7..dff7769 100644
--- a/meta/setup.sql
+++ b/meta/setup.sql
@@ -5,6 +5,7 @@ CREATE TABLE users (
     user_level ENUM('user', 'moderator', 'administrator') NOT NULL DEFAULT 'user',
     user_date_registered DATETIME NOT NULL,
     user_invite_code VARCHAR(8) NOT NULL,
+    user_generation INT NOT NULL,
     UNIQUE INDEX user_name_unique (user_name),
     UNIQUE INDEX user_invite_unique (user_invite_code),
 	PRIMARY KEY (user_id)
diff --git a/register.php b/register.php
index 44ab879..e286f01 100755
--- a/register.php
+++ b/register.php
@@ -32,12 +32,13 @@ if ($_SERVER['REQUEST_METHOD'] == 'POST') {
 	$invite_code = $form->validate_invite_code($_POST['invite_code']);
 
     $form->on_success(function () use ($username, $password, $invite_code) {
-        User::register($username, $password);
-
         $inviter = new User();
         $inviter->get_by_invite_code($invite_code);
         $inviter->update_invite_code();
 
+        $generation = $inviter->generation + 1;
+        User::register($username, $password, $generation);
+
         echo '<p class="success">Account successfully registered! You can now <a href="signin.php">sign in</a></p>';
     });
 }
diff --git a/viewuser.php b/viewuser.php
index 9a42467..33d8636 100755
--- a/viewuser.php
+++ b/viewuser.php
@@ -25,6 +25,7 @@ if (!$current->has_value()) {
 <body>
 <?php include_once "includes/templates/header.php" ?>
 	<h1><?= $current->name; ?></h1>
+    <h4>Generation <?= $current->generation; ?></h4>
 	member since <?= date('M d, Y', strtotime($current->date_registered)); ?>
 <?php if (Session::get()->is_signed_in() && Session::get()->get_current_user()->id == $current->id): ?>
     <p>Your invite code is <em><?= $current->invite_code ?></em></p>
-- 
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