4chan/lib/util.php
2025-04-17 14:46:47 -05:00

516 lines
12 KiB
PHP

<?
// Linker for boards since we need to know the subdomain
final class L {
static $nws = array('aco'=>true,'b'=>true,'bant'=>true,'d'=>true,'e'=>true,'f'=>true,'gif'=>true,'h'=>true,'hc'=>true,'hm'=>true,'hr'=>true,'i'=>true,'ic'=>true,'pol'=>true,'r'=>true,'r9k'=>true,'s'=>true,'s4s'=>true,'soc'=>true,'t'=>true,'trash'=>true,'u'=>true,'wg'=>true,'y'=>true);
private static $blue = '4chan.org'; // Domain for worksafe boards
private static $red = '4chan.org'; // Domain for nws boards
static public function d($board) {
return isset(self::$nws[$board]) ? self::$red : self::$blue;
}
}
// FIXME ipv6
function cidrtest ($longip, $CIDR) {
list ($net, $mask) = explode("/", $CIDR);
$mask = (int)$mask;
if (!$mask) return false;
$ip_net = ip2long ($net);
if (!$ip_net) return false;
$ip_mask = ~((1 << (32 - $mask)) - 1);
$ip_ip = $longip;
$ip_ip_net = $ip_ip & $ip_mask;
return ($ip_ip_net == $ip_net);
}
function internal_error_log($cat, $err, $trace=true) {
$err = sprintf("[%s error] %s", $cat, $err);
error_log($err);
if ($trace) {
ob_start();
debug_print_backtrace();
error_log(ob_get_contents());
ob_end_clean();
}
}
function quick_log_to( $f, $s, $do_bt=false )
{
if ($do_bt) {
ob_start();
debug_print_backtrace();
$bt = ob_get_contents();
ob_end_clean();
}
$out = ($do_bt ? $bt : date("r")." ".$s)."\n\n";
$h = fopen( $f, "a" );
flock( $h, LOCK_EX );
fwrite( $h, $out);
fclose( $h );
}
function post_filter_get($base)
{
$path = "/www/global/yotsuba/filters/";
$strs = @file("$path$base.txt", FILE_IGNORE_NEW_LINES | FILE_SKIP_EMPTY_LINES);
$res = @file("$path$base-re.txt", FILE_IGNORE_NEW_LINES | FILE_SKIP_EMPTY_LINES);
if (!is_array($strs)) $strs = array();
if (!is_array($res)) $res = array();
return array($strs, $res);
}
function find_ipxff_in($longip,$longxff,$ips)
{
$badip = false;
foreach($ips as $cidr)
{
if ($cidr[0] == '#' || !$cidr) continue;
if(cidrtest($longip, $cidr) || cidrtest($longxff, $cidr))
{
$badip = true;
break;
}
}
return $badip;
}
function utf8_wordwrap( $string, $width = 75, $break = "\n", $cut = false )
{
if( $cut ) {
// Cut lines that are too long by hand, even if they aren't official break opportunities
$search = '/(.{' . $width . '})/uS';
$replace = '$1$2' . $break;
}
return preg_replace( $search, $replace, $string );
}
function xhprof_save()
{
$xhprof_data = xhprof_disable();
include_once XHPROF_ROOT . "/xhprof_lib/utils/xhprof_lib.php";
include_once XHPROF_ROOT . "/xhprof_lib/utils/xhprof_runs.php";
$xhprof_runs = new XHProfRuns_Default();
$name = basename($_SERVER["SELF_PATH"]);
$name = preg_replace("/\..*$/","",$name);
$run_id = $xhprof_runs->save_run($xhprof_data, $name);
}
function record_post_info($fn, $ex="")
{
$rh = fopen($fn, "a");
flock($rh, LOCK_EX);
fwrite($rh, print_r($_SERVER, TRUE));
fwrite($rh, print_r($_REQUEST, TRUE));
fwrite($rh, print_r($HTTP_RAW_POST_DATA, TRUE));
fwrite($rh, print_r($_FILES, TRUE));
if ($ex) fwrite($rh, $ex);
fwrite($rh, "---\n");
fclose($rh);
}
function sec2hms($sec, $padTime = false, $showSeconds = false)
{
$hms = "";
$hours = intval(intval($sec) / 3600);
$minutes = intval(intval($sec) / 60);
if ($hours) {
$hms .= $padTime
? str_pad($hours, 2, "0", STR_PAD_LEFT). " hour"
: $hours. " hour";
if( $hours != 1 ) $hms .= 's';
$hms .= ' ';
}
if ($minutes) {
$minutes = intval(($sec / 60) % 60);
$hms .= $padTime
? str_pad($minutes, 2, "0", STR_PAD_LEFT). " minute"
: $minutes. " minute";
if( $minutes != 1 ) $hms .= 's';
}
$seconds = intval($sec % 60);
if ($showSeconds && $seconds) {
$hms .= ' ';
$hms .= $padTime
? str_pad($seconds, 2, "0", STR_PAD_LEFT). " second"
: $seconds. " second";
if ($seconds != 1) $hms .= "s";
}
return $hms;
}
function flush_output_buffers()
{
ob_flush();
flush();
}
function country_table()
{
/** COUNTRY CODE */
static $countryLookupArray = array(
'AD' => 'Andorra',
'AE' => 'United Arab Emirates',
'AF' => 'Afghanistan',
'AG' => 'Antigua and Barbuda',
'AI' => 'Anguilla',
'AL' => 'Albania',
'AM' => 'Armenia',
'AN' => 'Netherlands Antilles',
'AO' => 'Angola',
'AQ' => 'Antarctica',
'AR' => 'Argentina',
'AS' => 'American Samoa',
'AT' => 'Austria',
'AU' => 'Australia',
'AW' => 'Aruba',
'AX' => 'Aland',
'AZ' => 'Azerbaijan',
'BA' => 'Bosnia and Herzegovina',
'BB' => 'Barbados',
'BD' => 'Bangladesh',
'BE' => 'Belgium',
'BF' => 'Burkina Faso',
'BG' => 'Bulgaria',
'BH' => 'Bahrain',
'BI' => 'Burundi',
'BJ' => 'Benin',
'BL' => 'Saint Barthélemy',
'BM' => 'Bermuda',
'BN' => 'Brunei',
'BO' => 'Bolivia',
'BQ' => 'Bonaire, Sint Eustatius and Saba',
'BR' => 'Brazil',
'BS' => 'Bahamas',
'BT' => 'Bhutan',
'BV' => 'Bouvet Island',
'BW' => 'Botswana',
'BY' => 'Belarus',
'BZ' => 'Belize',
'CA' => 'Canada',
'CC' => 'Cocos (Keeling) Islands',
'CD' => 'The Democratic Republic of the Congo',
'CF' => 'Central African Republic',
'CG' => 'Congo',
'CH' => 'Switzerland',
'CI' => 'Côte d\'Ivoire',
'CK' => 'Cook Islands',
'CL' => 'Chile',
'CM' => 'Cameroon',
'CN' => 'China',
'CO' => 'Colombia',
'CR' => 'Costa Rica',
'CU' => 'Cuba',
'CV' => 'Cape Verde',
'CW' => 'Curaçao',
'CX' => 'Christmas Island',
'CY' => 'Cyprus',
'CZ' => 'Czech Republic',
'DE' => 'Germany',
'DJ' => 'Djibouti',
'DK' => 'Denmark',
'DM' => 'Dominica',
'DO' => 'Dominican Republic',
'DZ' => 'Algeria',
'EC' => 'Ecuador',
'EE' => 'Estonia',
'EG' => 'Egypt',
'EH' => 'Western Sahara',
'ER' => 'Eritrea',
'ES' => 'Spain',
'ET' => 'Ethiopia',
'EU' => 'Europe',
'FI' => 'Finland',
'FJ' => 'Fiji Islands',
'FK' => 'Falkland Islands',
'FM' => 'Federated States of Micronesia',
'FO' => 'Faroe Islands',
'FR' => 'France',
'GA' => 'Gabon',
'GB' => 'United Kingdom',
'GD' => 'Grenada',
'GE' => 'Georgia',
'GF' => 'French Guiana',
'GG' => 'Guernsey',
'GH' => 'Ghana',
'GI' => 'Gibraltar',
'GL' => 'Greenland',
'GM' => 'Gambia',
'GN' => 'Guinea',
'GP' => 'Guadeloupe',
'GQ' => 'Equatorial Guinea',
'GR' => 'Greece',
'GS' => 'South Georgia and the South Sandwich Islands',
'GT' => 'Guatemala',
'GU' => 'Guam',
'GW' => 'Guinea-Bissau',
'GY' => 'Guyana',
'HK' => 'Hong Kong',
'HM' => 'Heard Island and McDonald Islands',
'HN' => 'Honduras',
'HR' => 'Croatia',
'HT' => 'Haiti',
'HU' => 'Hungary',
'ID' => 'Indonesia',
'IE' => 'Ireland',
'IL' => 'Israel',
'IM' => 'Isle of Man',
'IN' => 'India',
'IO' => 'British Indian Ocean Territory',
'IQ' => 'Iraq',
'IR' => 'Iran',
'IS' => 'Iceland',
'IT' => 'Italy',
'JE' => 'Jersey',
'JM' => 'Jamaica',
'JO' => 'Jordan',
'JP' => 'Japan',
'KE' => 'Kenya',
'KG' => 'Kyrgyzstan',
'KH' => 'Cambodia',
'KI' => 'Kiribati',
'KM' => 'Comoros',
'KN' => 'Saint Kitts and Nevis',
'KP' => 'North Korea',
'KR' => 'South Korea',
'KW' => 'Kuwait',
'KY' => 'Cayman Islands',
'KZ' => 'Kazakhstan',
'LA' => 'Laos',
'LB' => 'Lebanon',
'LC' => 'Saint Lucia',
'LI' => 'Liechtenstein',
'LK' => 'Sri Lanka',
'LR' => 'Liberia',
'LS' => 'Lesotho',
'LT' => 'Lithuania',
'LU' => 'Luxembourg',
'LV' => 'Latvia',
'LY' => 'Libya',
'MA' => 'Morocco',
'MC' => 'Monaco',
'MD' => 'Moldova',
'ME' => 'Montenegro',
'MF' => 'Saint Martin',
'MG' => 'Madagascar',
'MH' => 'Marshall Islands',
'MK' => 'Macedonia',
'ML' => 'Mali',
'MM' => 'Myanmar',
'MN' => 'Mongolia',
'MO' => 'Macao',
'MP' => 'Northern Mariana Islands',
'MQ' => 'Martinique',
'MR' => 'Mauritania',
'MS' => 'Montserrat',
'MT' => 'Malta',
'MU' => 'Mauritius',
'MV' => 'Maldives',
'MW' => 'Malawi',
'MX' => 'Mexico',
'MY' => 'Malaysia',
'MZ' => 'Mozambique',
'NA' => 'Namibia',
'NC' => 'New Caledonia',
'NE' => 'Niger',
'NF' => 'Norfolk Island',
'NG' => 'Nigeria',
'NI' => 'Nicaragua',
'NL' => 'Netherlands',
'NO' => 'Norway',
'NP' => 'Nepal',
'NR' => 'Nauru',
'NU' => 'Niue',
'NZ' => 'New Zealand',
'OM' => 'Oman',
'PA' => 'Panama',
'PE' => 'Peru',
'PF' => 'French Polynesia',
'PG' => 'Papua New Guinea',
'PH' => 'Philippines',
'PK' => 'Pakistan',
'PL' => 'Poland',
'PM' => 'Saint Pierre and Miquelon',
'PN' => 'Pitcairn',
'PR' => 'Puerto Rico',
'PS' => 'Palestine',
'PT' => 'Portugal',
'PW' => 'Palau',
'PY' => 'Paraguay',
'QA' => 'Qatar',
'RE' => 'Réunion',
'RO' => 'Romania',
'RS' => 'Serbia',
'RU' => 'Russian Federation',
'RW' => 'Rwanda',
'SA' => 'Saudi Arabia',
'SB' => 'Solomon Islands',
'SC' => 'Seychelles',
'SD' => 'Sudan',
'SE' => 'Sweden',
'SG' => 'Singapore',
'SH' => 'Saint Helena, Ascension, and Tristan da Cunha',
'SI' => 'Slovenia',
'SJ' => 'Svalbard and Jan Mayen',
'SK' => 'Slovakia',
'SL' => 'Sierra Leone',
'SM' => 'San Marino',
'SN' => 'Senegal',
'SO' => 'Somalia',
'SR' => 'Suriname',
'SS' => 'South Sudan',
'ST' => 'Sao Tome and Principe',
'SV' => 'El Salvador',
'SX' => 'Sint Maarten',
'SY' => 'Syria',
'SZ' => 'Swaziland',
'TC' => 'Turks and Caicos Islands',
'TD' => 'Chad',
'TF' => 'French Southern Territories',
'TG' => 'Togo',
'TH' => 'Thailand',
'TJ' => 'Tajikistan',
'TK' => 'Tokelau',
'TM' => 'Turkmenistan',
'TN' => 'Tunisia',
'TO' => 'Tonga',
'TP' => 'East Timor',
'TR' => 'Turkey',
'TT' => 'Trinidad and Tobago',
'TV' => 'Tuvalu',
'TW' => 'Taiwan',
'TZ' => 'Tanzania',
'UA' => 'Ukraine',
'UG' => 'Uganda',
'UM' => 'United States Minor Outlying Islands',
'US' => 'United States',
'UY' => 'Uruguay',
'UZ' => 'Uzbekistan',
'VA' => 'Holy See (Vatican City State)',
'VC' => 'Saint Vincent and the Grenadines',
'VE' => 'Venezuela',
'VG' => 'British Virgin Islands',
'VI' => 'U.S. Virgin Islands',
'VN' => 'Vietnam',
'VU' => 'Vanuatu',
'WF' => 'Wallis and Futuna',
'WS' => 'Samoa',
'XE' => 'England',
'XK' => 'Kosovo',
'XS' => 'Scotland',
'XW' => 'Wales',
'YE' => 'Yemen',
'YT' => 'Mayotte',
'YU' => 'Yugoslavia',
'ZA' => 'South Africa',
'ZM' => 'Zambia',
'ZW' => 'Zimbabwe',
'XX' => 'Unknown');
return $countryLookupArray;
}
function country_code_to_name( $code )
{
$countryLookupArray = country_table();
return isset( $countryLookupArray[$code] ) ? $countryLookupArray[$code] : $countryLookupArray['XX'];
}
function troll_countries() {
static $trollCountries = array(
'AC' => 'Anarcho-Capitalist',
'AN' => 'Anarchist',
'BL' => 'Black Lives Matter',
'CF' => 'Confederate',
'CM' => 'Commie',
'CT' => 'Catalonia',
'DM' => 'Democrat',
'EU' => 'European',
'FC' => 'Fascist',
'GN' => 'Gadsden',
'GY' => 'LGBT',
'JH' => 'Jihadi',
'KN' => 'Kekistani',
'MF' => 'Muslim',
'NB' => 'National Bolshevik',
'NZ' => 'Nazi',
'PC' => 'Hippie',
'PR' => 'Pirate',
'RE' => 'Republican',
'TM' => 'DEUS VULT',
'TR' => 'Tree Hugger',
'UN' => 'United Nations',
'WP' => 'White Supremacist'
);
return $trollCountries;
}
// For flag selection dropdown menu
function troll_countries_selector() {
static $trollCountries = array(
'AC' => 'Anarcho-Capitalist',
'AN' => 'Anarchist',
'BL' => 'Black Nationalist',
'CF' => 'Confederate',
'CM' => 'Communist',
'CT' => 'Catalonia',
'DM' => 'Democrat',
'EU' => 'European',
'FC' => 'Fascist',
'GN' => 'Gadsden',
'GY' => 'Gay',
'JH' => 'Jihadi',
'KN' => 'Kekistani',
'MF' => 'Muslim',
'NB' => 'National Bolshevik',
'NZ' => 'Nazi',
'PC' => 'Hippie',
'PR' => 'Pirate',
'RE' => 'Republican',
'TM' => 'Templar',
'TR' => 'Tree Hugger',
'UN' => 'United Nations',
'WP' => 'White Supremacist'
);
return $trollCountries;
}
function country_code_to_name_troll( $code )
{
$trollCountries = troll_countries();
return isset( $trollCountries[$code] ) ? $trollCountries[$code] : $trollCountries['IL'];
}