<?php

require_once "${_SERVER['DOCUMENT_ROOT']}/database.php";

if (isset ($_GET['page']))
  $page = $_GET['page'];
else
  $page = 0;

if (isset ($_GET['thread']))
  $thread = $_GET['thread'];
else
  $thread = -1;

if (isset ($_GET['sort']))
  {
    $sort = $_GET['sort'];

    if (!(in_array ($sort, array ('td', 'eg', 'ta', 'eb'))))
      $sort = 'td';
  }
else
  $sort = 'td';

// 画像のディレクトリを開く．
$dir = './images/';
$handle = opendir ($dir);

// MySQL 宣言
$mysqli = set_mysql ('miteruzo_bbs');

$mysqli -> set_charset ('utf8');

if ($result = $mysqli -> query ("SELECT * FROM threads WHERE id = $thread"))
  {
    $row = $result -> fetch_assoc ();

    $title = $row['title'];
    $explain = $row['explain'];

    $result -> close ();
  }

if (isset ($_GET['id'])
    && isset ($_GET['evaluate'])
    && (($_GET['evaluate'] == 'good') || ($_GET['evaluate'] == 'bad')))
  {
    $mysqli -> query ("
            UPDATE
              responses
            SET
              {$_GET['evaluate']} = {$_GET['evaluate']} + 1
            WHERE
              (thread_id = $thread) AND (response_id = {$_GET['id']})");

    header ("Location: ./?thread=$thread&sort=$sort");
  }

require_once './forms/index.frm.php';