From e80a2610d5b29b35fa7a787bb5e8ae72c856c2c8 Mon Sep 17 00:00:00 2001
From: emkael <emkael@tlen.pl>
Date: Wed, 14 Nov 2018 00:02:29 +0100
Subject: Matching tournament prefixes and rounds in board DB against URI
 parts, not the other way around. Fixes #1

---
 tdd/tdd-protocol.php | 46 +++++++++++++++++++++++++++-------------------
 1 file changed, 27 insertions(+), 19 deletions(-)

(limited to 'tdd/tdd-protocol.php')

diff --git a/tdd/tdd-protocol.php b/tdd/tdd-protocol.php
index 7130599..f8a6e3e 100644
--- a/tdd/tdd-protocol.php
+++ b/tdd/tdd-protocol.php
@@ -1,31 +1,39 @@
 <?php
 
-$prefix = $_GET['prefix'];
-$round = (int)$_GET['round'];
-$board = (int)$_GET['board'];
-
 require_once('tdd-bootstrap.php');
 
 refresh_board_database();
 
-$protocol = new Protocol($prefix, $round, $board);
-
-// security check
-$html_filename = $protocol->get_filename();
-$len = strlen($html_filename);
-$request_uri_ending = substr($_SERVER['REQUEST_URI'], -$len-1);
-if($request_uri_ending != '/' . $html_filename) {
+// parsing URI parts from full request string
+$uri = explode('b-', basename($_SERVER['REQUEST_URI']));
+if (count($uri) < 2) {
     die('This script cannot be called directly!');
 }
-//
 
-$deals_by_tables = load_deals_for_tables($prefix, $round, $board);
-if (count($deals_by_tables) > 0) {
-    foreach($deals_by_tables as $table => $deal) {
-        $protocol->set_deal($table, $deal);
+$board = (int)(array_pop($uri));
+$roundPrefix = implode('b-', $uri);
+
+try {
+    // GET parameters pre-parsed by mod_rewrite are used for HTML fallback
+    // in case {$prefix}{$round} combo is not matched against board DB
+    $protocol = new Protocol($_GET['prefix'], $_GET['round'], $board);
+    $html_filename = $protocol->get_filename();
+    foreach ($board_database as $prefix => $rounds) {
+        foreach ($rounds as $round => $boards) {
+            if ($prefix . $round === $roundPrefix) {
+                $deals_by_tables = load_deals_for_tables($board_database, $prefix, $round, $board);
+                if (count($deals_by_tables) > 0) {
+                    foreach($deals_by_tables as $table => $deal) {
+                        $protocol->set_deal($table, $deal);
+                    }
+                    echo $protocol->output();
+                    exit(0);
+                }
+            }
+        }
     }
-    echo $protocol->output();
-}
-else {
     readfile($html_filename);
+} catch (Exception $e) {
+    header('HTTP/1.0 404 Not Found');
+    die();
 }
-- 
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