<?php
require __DIR__ . '/vendor/autoload.php';
require __DIR__ . '/config.php';

set_time_limit (0);
date_default_timezone_set ('UTC');

$pdo = (new App\DB($options))->pdo;
$util = new App\Utils;

$STH = $pdo->query ("SELECT `host`, `base64`, `base32`, `add_date`, `last_seen`, `approved`, `initial`, `disabled`, `hidden`, `blacklisted` FROM hosts");
$hosts = $STH->fetchAll(PDO::FETCH_ASSOC);

$curr_time = time();

// for automatic approving
$approffs   = $options["approvedelay"] * 3600;
$apprseen   = $options["approveseen"]  * 3600;

// for managing export and disabling
$newregoffs = $options["newdays"]     * 86400;
$oldregoffs = $options["olddays"]     * 86400;

$newseenlim = $options["delnewdays"]  * 86400;
$appseenlim = $options["delapprdays"] * 86400;
$staseenlim = $options["delstabdays"] * 86400;

$hideoffs   = $options["hidedays"]    * 86400;

$export_full = $export_live = $export_init = [];
$export_addr_full = $export_addr_live = $export_addr_init = [];

foreach ($hosts as $host)
{
    /* Convert UTF-8 domains to Punycode */
    $domain = $util->isASCII ($host["host"]) ? $host["host"] : idn_to_ascii ($host["host"]);

    $add_date  = strtotime ($host["add_date"]);
    $last_seen = strtotime ($host["last_seen"]);

    array_push($export_full,      $domain . "=" . $host["base64"]);
    array_push($export_addr_full, $domain . "," . $host["base32"]);

    if (($options["approval"] == false || $host["approved"] == 1) && $host["hidden"] == 0 && $host["disabled"] == 0 && $host["blacklisted"] == 0)
    {
        if (($last_seen + $hideoffs) > $curr_time) {
            array_push($export_live,      $domain . "=" . $host["base64"]);
            array_push($export_addr_live, $domain . "," . $host["base32"]);

            if ($host["initial"] == 1)
            {
                array_push($export_init,      $domain . "=" . $host["base64"]);
                array_push($export_addr_init, $domain . "," . $host["base32"]);
            }
        }
        else // hide because not available for X days
        {
            $pdo->exec ("UPDATE `hosts` SET `hidden` = 1 WHERE `host` = '" . $host["host"] . "'");
        }
    }
    else if (
        $host["approved"] == 0 && (
            (($add_date + $approffs) < $curr_time && ($last_seen + $apprseen) > $curr_time)
        )
    )
    {
        $pdo->exec ("UPDATE `hosts` SET `approved` = 1 WHERE `host` = '" . $host["host"] . "'");
        array_push($export_live,      $domain . "=" . $host["base64"]);
        array_push($export_addr_live, $domain . "," . $host["base32"]);
    }

    if (
        $host["disabled"] == 0 &&
        (
            (($last_seen - $add_date) < $newregoffs && ($last_seen + $newseenlim) < $curr_time) ||
            (($last_seen - $add_date) < $oldregoffs && ($last_seen + $appseenlim) < $curr_time) ||
            (($last_seen - $add_date) > $oldregoffs && ($last_seen + $staseenlim) < $curr_time)
        )
    )
    {
        $pdo->exec ("UPDATE `hosts` SET `disabled` = 1 WHERE `host` = '" . $host["host"] . "'");
    }

}

$STH = null;
$pdo = null;

/* Sort records */
sort ($export_full);
sort ($export_addr_full);

sort ($export_live);
sort ($export_addr_live);

sort ($export_init);
sort ($export_addr_init);


/* Export all records */
$f = fopen (__DIR__ . "/public/export/hosts-all.txt", "w");
foreach ($export_full as $l) {
    $toWrite = print_r ($l, true);
    fwrite ($f, $toWrite . "\n");
}
fclose ($f);

$f = fopen (__DIR__ . "/public/export/addresses-all.csv", "w");
foreach ($export_addr_full as $l) {
    $toWrite = print_r ($l, true);
    fwrite ($f, $toWrite . "\n");
}
fclose ($f);

/* Export alive records */
$f = fopen (__DIR__ . "/public/export/hosts.txt", "w");
foreach ($export_live as $l) {
    $toWrite = print_r ($l, true);
    fwrite ($f, $toWrite . "\n");
}
fclose ($f);

$f = fopen (__DIR__ . "/public/export/addresses.csv", "w");
foreach ($export_addr_live as $l) {
    $toWrite = print_r ($l, true);
    fwrite ($f, $toWrite . "\n");
}
fclose ($f);

/* Export initial records */
$f = fopen (__DIR__ . "/public/export/hosts-basic.txt", "w");
foreach ($export_init as $l) {
    $toWrite = print_r ($l, true);
    fwrite ($f, $toWrite . "\n");
}
fclose ($f);

$f = fopen (__DIR__ . "/public/export/addresses-basic.csv", "w");
foreach ($export_addr_init as $l) {
    $toWrite = print_r ($l, true);
    fwrite ($f, $toWrite . "\n");
}
fclose ($f);