73 lines
1.7 KiB
PHP
73 lines
1.7 KiB
PHP
<?php
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namespace Szurubooru\Helpers;
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class MimeHelper
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{
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public static function getMimeTypeFromFile($path)
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{
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$finfo = new \finfo(FILEINFO_MIME);
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return self::stripCharset($finfo->file($path));
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}
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public static function getMimeTypeFromBuffer($buffer)
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{
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$finfo = new \finfo(FILEINFO_MIME);
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return self::stripCharset($finfo->buffer($buffer));
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}
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public static function isFlash($mime)
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{
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return strtolower($mime) === 'application/x-shockwave-flash';
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}
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public static function isVideo($mime)
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{
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return strtolower($mime) === 'application/ogg' or preg_match('/video\//i', $mime);
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}
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public static function isImage($mime)
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{
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return in_array(strtolower($mime), ['image/jpeg', 'image/png', 'image/gif']);
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}
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public static function getExtension($mime)
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{
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$map =
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[
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'application/x-shockwave-flash' => 'SWF',
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'image/jpeg' => 'JPG',
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'image/png' => 'PNG',
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'image/gif' => 'GIF',
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'video/3gpp' => '3GP',
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'video/annodex' => 'AXV',
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'video/dl' => 'DL',
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'video/dv' => 'dif DV',
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'video/fli' => 'FLI',
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'video/gl' => 'GL',
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'video/mpeg' => 'mpeg mpg MPE',
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'video/MP2T' => 'TS',
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'video/mp4' => 'MP4',
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'video/quicktime' => 'qt MOV',
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'video/ogg' => 'OGV',
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'video/webm' => 'WEBM',
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'video/vnd.mpegurl' => 'MXU',
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'video/x-flv' => 'FLV',
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'video/x-mng' => 'MNG',
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'video/x-ms-asf' => 'asf ASX',
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'video/x-ms-wm' => 'WM',
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'video/x-ms-wmv' => 'WMV',
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'video/x-ms-wmx' => 'WMX',
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'video/x-ms-wvx' => 'WVX',
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'video/x-msvideo' => 'AVI',
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'video/x-matroska' => 'MKV',
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'text/plain' => 'TXT',
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];
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$key = strtolower(trim($mime));
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return isset($map[$key]) ? $map[$key] : null;
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}
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private static function stripCharset($mime)
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{
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return preg_replace('/;\s*charset.*$/', '', $mime);
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}
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}
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