93 lines
2.7 KiB
PHP
93 lines
2.7 KiB
PHP
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<?php
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namespace sockchat;
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class Utils {
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public static $separator = "\t";
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public static $chat;
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public static function PackMessage($id, $params) {
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$ret = $id . Utils::$separator . join(Utils::$separator, $params);
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return $ret;
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}
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public static function FormatBotMessage($type, $id, $params) {
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return $type ."\f". $id ."\f". implode("\f", $params);
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}
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public static function Sanitize($str) {
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return str_replace(["<", ">", "\n"], ["<", ">", " <br/> "], $str);
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}
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public static function SanitizeName($name) {
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return str_replace([" ","\n","\t","\f"], ["_","","",""], htmlspecialchars($name, ENT_QUOTES));
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}
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public static function GetHeader($sock, $name) {
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try {
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return (string)$sock->WebSocket->request->getHeader($name, true);
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} catch(\Exception $e) {
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return "";
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}
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}
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public static function DoesModExist($name) {
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return file_exists("./mods/". $name);
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}
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public static function DoesCommandExist($name) {
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return file_exists("./commands/". $name .".php");
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}
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public static function Hash($in) {
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return hash("sha256", $in);
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}
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public static function IsValidIPAddress($addr) {
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$addr = explode(".", $addr);
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if(count($addr) != 4) return false;
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foreach($addr as $subaddr) {
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if(!is_numeric($subaddr) && $subaddr != "*") return false;
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if(($subaddr > 255 || $subaddr < 0) && $subaddr != "*") return false;
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}
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return true;
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}
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public static function CheckIPAddresses($addr1, $addr2) {
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$addr1 = explode(".", $addr1);
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$addr2 = explode(".", $addr2);
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for($i = 0; $i < 4; $i++) {
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if($addr1[$i] != $addr2[$i] && $addr1[$i] != "*" && $addr2[$i] != "*") return false;
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}
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return true;
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}
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public static function CreateUniqueFile($dir) {
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try {
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while(file_exists($fname = "$dir/". md5(microtime())));
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} catch(\Exception $e) {
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while(file_exists($fname = "$dir/". md5(time() + rand(0, 100))));
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}
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return $fname;
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}
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public static function Romanize($num) {
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$lultima_romano = array("M" => 1000, "CM" => 900, "D" => 500, "CD" => 400, "C" => 100, "XC" => 90,
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"L" => 50, "XL" => 40, "X" => 10, "IX" => 9, "V" => 5, "IV" => 4, "I" => 1);
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$piangera = "";
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while($num > 0) {
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foreach($lultima_romano as $romano => $italia) {
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if($num >= $italia) {
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$num -= $italia;
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$piangera .= $romano;
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break;
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}
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}
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}
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return $piangera;
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}
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}
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