banipv4.php

<?php
require "include/bittorrent.php";
dbconn();
loggedinorreturn();
if (get_user_class() < UC_ADMINISTRATOR)
    stderr("Sorry", "Access denied.");
$type_ = array('ip' => "封禁单个ip", 'building' => "封禁全楼", 'school' => "封禁全校");

$remove = (int)$_GET['remove'];
if (is_valid_id($remove)) {
    sql_query("DELETE FROM bans WHERE id=" . mysql_real_escape_string($remove)) or sqlerr();
    write_log("Ban " . htmlspecialchars($remove) . " was removed by $CURUSER[id] ($CURUSER[username])", 'mod');
}

if ($_SERVER["REQUEST_METHOD"] == "POST" && get_user_class() >= UC_ADMINISTRATOR) {
    $first = trim($_POST["first"]);
    $last = trim($_POST["last"]);
    $comment = trim($_POST["comment"]);
    $days = 0;
    if ($_POST["fast"] == "never") $until = sqlesc('0000-00-00 00:00:00');
    else {
        if ($_POST["fast"]) $days = $_POST["fast"];
        if ($_POST["week"]) $days += 7 * $_POST["week"];
        if ($_POST["days"]) $days += $_POST["days"];
        if ($days) $until = sqlesc(date("Y-m-d H:i:s", time() + 86400 * $days));
    }
    if (!$first || !$last || !$comment)
        stderr("Error", "数据丢失！");
    $firstlong = ip2long($first);
    $lastlong = ip2long($last);
    if (!$firstlong || !$lastlong)
        stderr("Error", "IP地址格式不正确！");
    if ($firstlong > $lastlong)
        stderr("Error", "起始IP不应该大于终止IP！");
    $comment = sqlesc($comment);
    $added = sqlesc(date("Y-m-d H:i:s"));
    sql_query("INSERT INTO bans (added, addedby, first, last, comment, until) VALUES($added, " . mysql_real_escape_string($CURUSER['id']) . ", $firstlong, $lastlong, $comment, $until )") or sqlerr(__FILE__, __LINE__);
    header("Location: $_SERVER[REQUEST_URI]");
    die;
}

//ob_start("ob_gzhandler");

$res = sql_query("SELECT * FROM bans ORDER BY added DESC") or sqlerr();

stdhead("IP地址封禁");

print("<h1>已封禁列表</h1>\n");

if (mysql_num_rows($res) == 0)
    print("<p align=center><b>列表为空！</b></p>\n");
else {
    print("<table border=1 cellspacing=0 cellpadding=5>\n");
    print("<tr><td class=colhead>添加时间</td><td class=colhead align=left>起始IP</td><td class=colhead align=left>终止IP</td><td class=colhead align=left>预计解封时间</td>" .
        "<td class=colhead align=left>操作人</td><td class=colhead align=left>备注</td><td class=colhead>移除</td></tr>\n");

    while ($arr = mysql_fetch_assoc($res)) {
        print("<tr><td>" . gettime($arr['added']) . "</td><td align=left>" . long2ip($arr['first']) . "</td><td align=left>" . long2ip($arr['last']) . "</td><td align=left>" . ($arr['until'] == '0000-00-00 00:00:00' ? "手动解除封禁" : gettime($arr['until'])) . "</td><td align=left>" . get_username($arr['addedby']) .
            "</td><td align=left>$arr[comment]</td><td><a href=banipv4.php?remove=$arr[id]>移除</a></td></tr>\n");
    }
    print("</table>\n");
}

if (get_user_class() >= UC_ADMINISTRATOR) {
    print("<h1>添加新条目</h1>\n");
    print("<table border=1 cellspacing=0 cellpadding=5>\n");
    print("<form method=post action=banipv4.php>\n");
    print("<tr><td class=rowhead>起始IP：</td><td><input type=text name=first size=40></td></tr>\n");
    print("<tr><td class=rowhead>终止IP：</td><td><input type=text name=last size=40></td></tr>\n");
    print("<tr><td class=rowhead>封禁时间</td><td><select name=\"fast\"> <option value=\"never\" selected=\"selected\">不限时</option><option value=\"1\" > 1 天</option><option value=\"7\" > 1 周</option><option value=\"14\"> 2 周</option><option value=\"28\"> 4 周</option><option value=\"56\"> 8 周</option></select>+<input type=text name=week size=2>周+<input type=text name=days size=2>日</td></tr>\n");
    print("<tr><td class=rowhead>备注信息</td><td><input type=text name=comment size=40></td></tr>\n");
    print("<tr><td colspan=2 align=center><input type=submit value='确认' class=btn></td></tr>\n");
    print("</form>\n</table>\n");
}

stdfoot();