leftypol/inc/functions/mime.php

36 lines
864 B
PHP

<?php
namespace Vichan\Functions\Mime;
/**
* @param string $mime Lowercase valid mime type.
* @return ?string Vichan's preferred extension for the given mime type, if any.
*/
function mime_to_ext(string $mime): ?string {
static $mime_to_ext = [
'image/jpeg' => 'jpg',
'image/png' => 'png',
'image/gif' => 'gif',
'image/webp' => 'webp',
'image/bmp' => 'bmp',
'image/avif' => 'avif'
];
return $mime_to_ext[$mime] ?? null;
}
/**
* @param string $mime Lowercase extension.
* @return ?string Vichan's preferred mime type for the given extensions, if any.
*/
function ext_to_mime(string $ext): ?string {
static $ext_to_mime = [
'jpg' => 'image/jpeg',
'jpeg' => 'image/jpeg',
'png' => 'image/png',
'gif' => 'image/gif',
'webp' => 'image/webp',
'bmp' => 'image/bmp',
'avif' => 'image/avif',
];
return $ext_to_mime[$ext] ?? null;
}