2 files changed, 139 insertions, 0 deletions
diff --git a/Matchmaking/Server/db b/Matchmaking/Server/db
new file mode 100644
index 0000000..9e551a0
--- /dev/null
+++ b/Matchmaking/Server/db
diff --git a/Matchmaking/Server/index.php b/Matchmaking/Server/index.php
new file mode 100644
index 0000000..de7d5c0
--- /dev/null
+++ b/Matchmaking/Server/index.php
@@ -0,0 +1,139 @@
+<?php
+
+/*
+ * Routes:
+ * /host      ?host&port=$port&name=$name
+ * /get-list  ?get-list
+ * /join      ?join=$id
+ */
+
+global $db;
+$db = new PDO('sqlite:./db', options: [
+  PDO::ATTR_DEFAULT_FETCH_MODE => PDO::FETCH_ASSOC,
+]);
+
+if (php_sapi_name() == 'cli') {
+  if ($argv[$argc - 1] == 'init-db') {
+    $db->query(<<<SQL
+      create table if not exists games (
+        id text primary key,
+        ip text unique,
+        port integer,
+        timestamp integer,
+        name text
+      );
+      SQL)
+      ->execute();
+  }
+
+  return;
+}
+
+$response = [];
+
+if (isset($_POST['host'])) {
+  $ip = filter_var($_SERVER['REMOTE_ADDR'], FILTER_VALIDATE_IP);
+
+  if ($ip === false) {
+    $response = [
+      'success' => false,
+      'error' => 'Invalid IP.',
+    ];
+  }
+
+  else {
+    $port = intval($_POST['port']);
+    $name = $_POST['name'];
+
+    $success = $db->prepare(<<<SQL
+      insert into games (id, ip, port, timestamp, name) values (:id, :ip, :port, :timestamp, :name)
+      SQL)
+      ->execute([
+        'id' => md5($name . time()),
+        'ip' => $ip,
+        'port' => $port,
+        'timestamp' => time(),
+        'name' => $name,
+      ]);
+
+    $response = [
+      'success' => $success,
+    ];
+  }
+}
+
+else if (isset($_GET['get-list'])) {
+  $statement = $db->prepare(<<<SQL
+    select id, name from games
+    SQL);
+  $statement->execute();
+  $results = $statement->fetchAll();
+
+  $list = [];
+  foreach ($results as $row) {
+    $list[] = [
+      'id' => $row['id'],
+      'name' => $row['name'],
+    ];
+  }
+
+  $response = [
+    'success' => true,
+    'data' => $list,
+  ];
+}
+
+else if (isset($_GET['join'])) {
+  $id = $_GET['join'];
+
+  $statement = $db->prepare(<<<SQL
+    select ip, port from games
+    where id = :id
+    SQL);
+  $statement->execute(['id' => $id]);
+  $result = $statement->fetch();
+
+  if ($result === false) {
+    $response = [
+      'success' => false,
+      'error' => 'Game not found.'
+    ];
+    http_response_code(404);
+  }
+
+  else {
+    $response = [
+      'success' => true,
+      'data' => [
+        'ip' => $result['ip'],
+        'port' => $result['port'],
+      ],
+    ];
+  }
+}
+
+else if (isset($_POST['close'])) {
+  $id = $_POST['close'];
+
+  $success = $db->prepare(<<<SQL
+    delete from games where id = :id
+    SQL)
+    ->execute([
+      'id' => $id,
+    ]);
+
+  $response = [
+    'success' => $success,
+  ];
+}
+
+else {
+  $response = [
+    'success' => false,
+    'error' => 'Route not found.'
+  ];
+  http_response_code(404);
+}
+
+header('Content-Type: application/json');
+echo json_encode($response);