Initial commit

Creative/dynmap/web/standalone/sendmessage.php

@@ -0,0 +1,63 @@
+<?php
+session_start();
+
+if(is_readable('dynmap_config.json')) {
+   $config =  json_decode(file_get_contents('dynmap_config.json'), true);
+   $msginterval = $config['webchat-interval'];
+}
+else if(is_readable('dynmap_config.php')) {
+   $lines = file('dynmap_config.php');
+   array_shift($lines);
+   array_pop($lines);
+   $config = json_decode(implode(' ',$lines), true);
+   $msginterval = $config['webchat-interval'];
+}
+else {
+   $msginterval = 2000;
+}
+
+if(isset($_SESSION['lastchat']))
+    $lastchat = $_SESSION['lastchat'];
+else
+    $lastchat = 0;
+
+if($_SERVER['REQUEST_METHOD'] == 'POST' && $lastchat < time())
+{
+	$micro = microtime(true);
+	$timestamp = round($micro*1000.0);
+	
+	$data = json_decode(trim(file_get_contents('php://input')));
+	$data->timestamp = $timestamp;
+	$data->ip = $_SERVER['REMOTE_ADDR'];
+	if(isset($_SESSION['userid'])) {
+		$uid = $_SESSION['userid'];
+		if(strcmp($uid, '-guest-')) {
+		   $data->userid = $uid;
+		}
+	}
+	if(isset($_SERVER['HTTP_X_FORWARDED_FOR']))
+		$data->ip = $_SERVER['HTTP_X_FORWARDED_FOR'];
+	if(is_readable('dynmap_webchat.json')) {
+		$old_messages = json_decode(file_get_contents('dynmap_webchat.json'), true);
+	}
+	if(!empty($old_messages))
+	{
+		foreach($old_messages as $message)
+		{
+			if(($timestamp - $config['updaterate'] - 10000) < $message['timestamp'])
+				$new_messages[] = $message;
+		}
+	}
+	$new_messages[] = $data;
+	file_put_contents('dynmap_webchat.json', json_encode($new_messages));
+	$_SESSION['lastchat'] = time()+$msginterval;
+	echo "{ \"error\" : \"none\" }";
+}
+elseif($_SERVER['REQUEST_METHOD'] == 'POST' && $lastchat > time())
+{
+	header('HTTP/1.1 403 Forbidden');
+}
+else {
+	echo "{ \"error\" : \"none\" }";
+}
+?>