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我想阻止访问者每隔100分钟观看2到5分钟..如果用户在2到5分钟之间查看100页然后阻止用户，如果用户在6分钟内查看100视图， t阻止并重置计数器。如何暂时阻止用户
我已经创建了计数器脚本，但我有创建功能，可以阻止2-5薄荷访客之间的问题。
我需要帮助解决这个问题......我尝试创建一个if条件，但没有运气..请帮我...
$sb_current_time = date("Y-m-d H:i:s", Time());
/////////////////// Cookies Encryption //////////////
function encrypt($text)
{
$key = "E4HD9h4DhS23DYfhHemkS3Nf"; // 24 bit Key
$iv = "fYfhHeDm"; // 8 bit IV
$bit_check = 8;
$text_num = str_split($text, $bit_check);
$text_num = $bit_check - strlen($text_num[count($text_num) - 1]);
for ($i = 0; $i < $text_num; $i++) {
$text = $text . chr($text_num);
}
$cipher = mcrypt_module_open(MCRYPT_TRIPLEDES, '', 'cbc', '');
mcrypt_generic_init($cipher, $key, $iv);
$decrypted = mcrypt_generic($cipher, $text);
mcrypt_generic_deinit($cipher);
return base64_encode($decrypted);
}
//////////////// Encription end /////////
////// Cookies decription /////
function decrypt($encrypted_text)
{
$key = "E4HD9h4DhS23DYfhHemkS3Nf"; // 24 bit Key
$iv = "fYfhHeDm"; // 8 bit IV
$bit_check = 8;
$cipher = mcrypt_module_open(MCRYPT_TRIPLEDES, '', 'cbc', '');
mcrypt_generic_init($cipher, $key, $iv);
if ($encrypted_text != "") {
$decrypted = mdecrypt_generic($cipher, base64_decode($encrypted_text));
mcrypt_generic_deinit($cipher);
$last_char = substr($decrypted, -1);
for ($i = 0; $i < $bit_check - 1; $i++) {
if (chr($i) == $last_char) {
$decrypted = substr($decrypted, 0, strlen($decrypted) - $i);
break;
}
}
}
return $decrypted;
}
///////// Coookies decription end /////////////////
//$sb_check_ban_time = date($sb_current_time, strtotime("+20 minute"));
if ($_COOKIE['spamer_check_time'] == "") {
setcookie('spamer_check_time', encrypt(time()));
}
function time_deff($date2)
{
$date1 = time();
//sleep(2000);
// $date2 = decrypt($_COOKIE['spamer_check_time']);
//echo $date2;
$mins = ($date1 - $date2)/60;
//echo $mins;
return $mins;
}
//$sb_cookie_expiration = time() + 1200;
//echo $sb_cookie_expiration;
if ($_COOKIE['view2'] != "") {
$explod = explode("-", decrypt($_COOKIE["view2"]));
}
$i_print = $explod[0];
// $i2=$explod[1];
//echo $i2;
$i = 1 + $i_print;
setcookie("view2", encrypt($i . "-123456789")); //// Need to add extra bit to block unwanted text and secure the cookes more..
//
$i = $i++;
// echo $i_print;
//echo "empty".decrypt($_COOKIE["spamer_check_time"]);
$spammer_blocker = decrypt($_COOKIE["spammer_blocker"]);
// or $spammer_blocker==""
$mins = time_deff(decrypt($_COOKIE['spamer_check_time']));
$diff_time = .1; /// User BLock Time
if ($mins >=1 or $mins <=2) {
$block_user=1;
} elseif ($mins >= 2.1) {
$block_user=2;
} else {
}
/* if (.2>$mint) {
// echo "not done";
$block_user=0;
} elseif (.2 <= $mint) {
echo "block User";
$block_user=1;
} elseif ($mins>=1) {
echo "reset cookies";
$block_user=2;
}*/
if ($block_user==1 and $i_print >= 15) {
if ($spammer_blocker == "") {
setcookie("spammer_blocker", encrypt(time()));
header('HTTP/1.1 403 Forbidden');
$time_rev = $diff_block_time - $diff_time;
$round_time = round($time_rev, 2);
$time_reverse = str_replace('-', '', $round_time);
echo "Wait " . $time_reverse . " Minuts before using this site..";
exit(0);
} else {
//$sb_check_ban_time = $spammer_blocker;
$diff_block_time = time_deff($spammer_blocker);
//echo $diff_block_time;
//$sb_check_ban_time = date($spammer_blocker, strtotime("+1 minute"));
if ($diff_time <= $diff_block_time) {
/// echo "Delete the IP and cookies";
setcookie("spammer_blocker", "");
setcookie("view2", "");
setcookie("spamer_check_time", "");
} else {
//echo "Still Block"; /// echo "Still Block";
header('HTTP/1.1 403 Forbidden');
// echo "IP Block for Spaming wait few mint";
$time_rev = $diff_block_time - $diff_time;
$round_time = round($time_rev, 2);
$time_reverse = str_replace('-', '', $round_time);
echo "Wait " . $time_reverse . " Minuts before using this site..";
exit(0);
}
}
} elseif ($block_user==2) {
setcookie("spammer_blocker", "");
setcookie("view2", "");
setcookie("spamer_check_time", "");
echo "cookies reset";
} else {
}
什么是*薄荷* ?? – 2011-07-21 21:24:44
什么是“薄荷”在这种情况下？ –
薄荷是分钟。此外，我建议你不要将它存储在cookie中 - 作为它可以很容易地被清除。可能推送到服务器上的会话... – MunkiPhD