<?php
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namespace GuzzleHttp\Psr7;
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final class MimeType
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{
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/**
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* Determines the mimetype of a file by looking at its extension.
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*
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* @param string $filename
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*
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* @return string|null
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*/
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public static function fromFilename($filename)
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{
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return self::fromExtension(pathinfo($filename, PATHINFO_EXTENSION));
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}
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/**
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* Maps a file extensions to a mimetype.
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*
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* @param string $extension string The file extension.
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*
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* @return string|null
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*
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* @link http://svn.apache.org/repos/asf/httpd/httpd/branches/1.3.x/conf/mime.types
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*/
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public static function fromExtension($extension)
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{
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static $mimetypes = [
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'3gp' => 'video/3gpp',
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'7z' => 'application/x-7z-compressed',
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'aac' => 'audio/x-aac',
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'ai' => 'application/postscript',
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'aif' => 'audio/x-aiff',
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'asc' => 'text/plain',
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'asf' => 'video/x-ms-asf',
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'atom' => 'application/atom+xml',
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'avi' => 'video/x-msvideo',
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'bmp' => 'image/bmp',
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'bz2' => 'application/x-bzip2',
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'cer' => 'application/pkix-cert',
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'crl' => 'application/pkix-crl',
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'crt' => 'application/x-x509-ca-cert',
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'css' => 'text/css',
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'csv' => 'text/csv',
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'cu' => 'application/cu-seeme',
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'deb' => 'application/x-debian-package',
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'doc' => 'application/msword',
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'docx' => 'application/vnd.openxmlformats-officedocument.wordprocessingml.document',
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'dvi' => 'application/x-dvi',
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'eot' => 'application/vnd.ms-fontobject',
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'eps' => 'application/postscript',
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'epub' => 'application/epub+zip',
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'etx' => 'text/x-setext',
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'flac' => 'audio/flac',
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'flv' => 'video/x-flv',
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'gif' => 'image/gif',
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'gz' => 'application/gzip',
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'htm' => 'text/html',
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'html' => 'text/html',
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'ico' => 'image/x-icon',
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'ics' => 'text/calendar',
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'ini' => 'text/plain',
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'iso' => 'application/x-iso9660-image',
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'jar' => 'application/java-archive',
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'jpe' => 'image/jpeg',
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'jpeg' => 'image/jpeg',
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'jpg' => 'image/jpeg',
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'js' => 'text/javascript',
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'json' => 'application/json',
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'latex' => 'application/x-latex',
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'log' => 'text/plain',
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'm4a' => 'audio/mp4',
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'm4v' => 'video/mp4',
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'mid' => 'audio/midi',
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'midi' => 'audio/midi',
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'mov' => 'video/quicktime',
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'mkv' => 'video/x-matroska',
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'mp3' => 'audio/mpeg',
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'mp4' => 'video/mp4',
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'mp4a' => 'audio/mp4',
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'mp4v' => 'video/mp4',
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'mpe' => 'video/mpeg',
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'mpeg' => 'video/mpeg',
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'mpg' => 'video/mpeg',
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'mpg4' => 'video/mp4',
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'oga' => 'audio/ogg',
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'ogg' => 'audio/ogg',
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'ogv' => 'video/ogg',
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'ogx' => 'application/ogg',
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'pbm' => 'image/x-portable-bitmap',
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'pdf' => 'application/pdf',
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'pgm' => 'image/x-portable-graymap',
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'png' => 'image/png',
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'pnm' => 'image/x-portable-anymap',
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'ppm' => 'image/x-portable-pixmap',
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'ppt' => 'application/vnd.ms-powerpoint',
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'pptx' => 'application/vnd.openxmlformats-officedocument.presentationml.presentation',
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'ps' => 'application/postscript',
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'qt' => 'video/quicktime',
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'rar' => 'application/x-rar-compressed',
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'ras' => 'image/x-cmu-raster',
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'rss' => 'application/rss+xml',
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'rtf' => 'application/rtf',
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'sgm' => 'text/sgml',
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'sgml' => 'text/sgml',
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'svg' => 'image/svg+xml',
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'swf' => 'application/x-shockwave-flash',
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'tar' => 'application/x-tar',
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'tif' => 'image/tiff',
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'tiff' => 'image/tiff',
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'torrent' => 'application/x-bittorrent',
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'ttf' => 'application/x-font-ttf',
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'txt' => 'text/plain',
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'wav' => 'audio/x-wav',
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'webm' => 'video/webm',
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'webp' => 'image/webp',
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'wma' => 'audio/x-ms-wma',
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'wmv' => 'video/x-ms-wmv',
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'woff' => 'application/x-font-woff',
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'wsdl' => 'application/wsdl+xml',
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'xbm' => 'image/x-xbitmap',
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'xls' => 'application/vnd.ms-excel',
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'xlsx' => 'application/vnd.openxmlformats-officedocument.spreadsheetml.sheet',
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'xml' => 'application/xml',
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'xpm' => 'image/x-xpixmap',
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'xwd' => 'image/x-xwindowdump',
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'yaml' => 'text/yaml',
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'yml' => 'text/yaml',
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'zip' => 'application/zip',
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];
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$extension = strtolower($extension);
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return isset($mimetypes[$extension])
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? $mimetypes[$extension]
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: null;
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}
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}
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