crimson/src/lib/html.php
2024-12-23 10:39:16 -05:00

95 lines
2.8 KiB
PHP

<?php
/// CRIMSON --- A simple PHP framework.
/// Copyright © 2024 Freya Murphy <contact@freyacat.org>
///
/// This file is part of CRIMSON.
///
/// CRIMSON is free software; you can redistribute it and/or modify it
/// under the terms of the GNU General Public License as published by
/// the Free Software Foundation; either version 3 of the License, or (at
/// your option) any later version.
///
/// CRIMSON is distributed in the hope that it will be useful, but
/// WITHOUT ANY WARRANTY; without even the implied warranty of
/// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
/// GNU General Public License for more details.
///
/// You should have received a copy of the GNU General Public License
/// along with CRIMSON. If not, see <http://www.gnu.org/licenses/>.
function esc(string $data, bool $string_esc = FALSE): string {
$flags = ENT_SUBSTITUTE | ENT_HTML401;
if ($string_esc)
$flags |= ENT_QUOTES;
return htmlspecialchars($data, $flags);
}
function status_code_msg(int $code): ?string {
static $status_code = array(
100 => "Continue",
101 => "Switching Protocols",
200 => "OK",
201 => "Created",
202 => "Accepted",
203 => "Non-Authoritative Information",
204 => "No Content",
205 => "Reset Content",
206 => "Partial Content",
300 => "Multiple Choices",
301 => "Moved Permanently",
302 => "Found",
303 => "See Other",
304 => "Not Modified",
//305 => "Use Proxy",
//306 => "unused",
307 => "Temporary Redirect",
308 => "Permanent Redirect",
400 => "Bad Request",
401 => "Unauthorized",
402 => "Payment Required",
403 => "Forbidden",
404 => "Not Found",
405 => "Method Not Allowed",
406 => "Not Acceptable",
407 => "Proxy Authentication Required",
408 => "Request Timeout",
409 => "Conflict",
410 => "Gone",
411 => "Length Required",
412 => "Precondition Failed",
413 => "Content Too Large",
414 => "URI Too Long",
415 => "Unsupported Media Type",
416 => "Range Not Satisfiable",
417 => "Expectation Failed",
418 => "I'm a teapot",
421 => "Misdirected Request",
422 => "Unprocessable Content",
423 => "Locked",
424 => "Failed Dependency",
425 => "Too Early",
426 => "Upgrade Required",
428 => "Precondition Required",
429 => "Too Many Requests",
431 => "Request Header Fields Too Large",
451 => "Unavailable For Legal Reasons",
500 => "Internal Server Error",
501 => "Not Implemented",
502 => "Bad Gateway",
503 => "Service Unavailable",
504 => "Gateway Timeout",
505 => "HTTP Version Not Supported",
506 => "Variant Also Negotiates",
507 => "Insufficient Storage",
508 => "Loop Detected",
510 => "Not Extended",
511 => "Network Authentication Required",
);
return $status_code[$code] ?? NULL;
}
function is_valid_status_code(int $code): bool {
return is_string(status_code_msg($code));
}