PHP はファイルの MIME タイプを取得します

/**
 * ファイルの MIME タイプを取得します
 * @author xiaobing.meng
 *
*/
class MimeTypes {
 public static $mime_types = array (
 'apk' => 'application/vnd.android.package-archive',
 ' 3gp' => 'ビデオ/3gpp'、
 'ai' => 'アプリケーション/ポストスクリプト'、
 'aif' => 'オーディオ/x -aiff'、
 'aiff' => 'audio/x-aiff'、
 'asc' => 'text/plain'、
 'atom' => 'application/atom+xml'、
 'au ' => 'オーディオ/基本'、
 'avi' => 'ビデオ/x-msvideo'、
 'アプリケーション/x-bcpio'、
 'アプリケーション/オクテットストリーム'、
 'bmp' => 'イメージ/bmp'、
 'cdf' => 'アプリケーション/x-netcdf'、
 'cgm' => 'クラス' => 'アプリケーション/オクテットストリーム'、
 'cpio' => 'アプリケーション/x-cpio'、
 'cpt' => 'アプリケーション/mac-compactpro'、
 'csh' => /x-csh'、
 'css' => 'text/css'、
 'dcr' => 'application/x-director'、
 'dif' => 'video/x-dv'、
 'dir' => 'アプリケーション/x-director',
 'djv' => 'image/vnd.djvu',
 'djvu' => 'image/vnd.djvu',
 'dll' => 'application/octet-stream',
 'dmg' => 'application/octet-stream',
 'dms' => 'application/octet-stream',
 'doc' => 'アプリケーション/msword',
 'dtd' => 'application/xml-dtd',
 'dv' => 'video/x-dv',
 'dvi' => 'アプリケーション/x-dvi',
 'dxr' => 'application/x-director',
 'eps' => 'アプリケーション/追記',
 'etx' => 'text/x-setext',
 'exe' => 'application/octet-stream',
 'ez' => 'application/andrew-inset',
 'flv' => 'video/x-flv',
 'gif' => '画像/gif',
 'グラム' => 'application/srgs',
 'grxml' => 'application/srgs+xml',
 'gtar' => 'application/x-gtar',
 'gz' => 'application/x-gzip',
 'hdf' => 'application/x-hdf',
 'hqx' => 'application/mac-binhex40',
 'htm' => 'text/html',
 'html' => 'text/html',
 'ice' => 'x-conference/x-cooltalk',
 'ico' => 'image/x-icon',
 'ics' => 'テキスト/カレンダー',
 'ief' => 'image/ief',
 'ifb' => 'テキスト/カレンダー',
 'iges' => 'model/iges',
 'igs' => 'model/iges',
 'jnlp' => 'application/x-java-jnlp-file',
 'jp2' => 'image/jp2',
 'jpe' => '画像/jpeg',
 'jpeg' => '画像/jpeg',
 'jpg' => 'image/jpeg',
 'js' => 'application/x-javascript',
 'kar' => 'オーディオ/MIDI',
 'ラテックス' => 'application/x-latex',
 'lha' => 'application/octet-stream',
 'lzh' => 'application/octet-stream',
 'm3u' => 'audio/x-mpegurl',
 'm4a' => 'audio/mp4a-latm',
 'm4p' => 'audio/mp4a-latm',
 'm4u' => 'video/vnd.mpegurl',
 'm4v' => 'video/x-m4v',
 'mac' => 'image/x-macpaint',
 'man' => 'application/x-troff-man',
 'mathml' => 'application/mathml+xml',
 'me' => 'application/x-troff-me',
 'メッシュ' => 'モデル/メッシュ',
 'mid' => 'オーディオ/midi',
 'midi' => 'オーディオ/MIDI',
 'mif' => 'application/vnd.mif',
 'mov' => 'ビデオ/クイックタイム',
 'ムービー' => 'video/x-sgi-movie',
 'mp2' => 'オーディオ/mpeg',
 'mp3' => 'オーディオ/mpeg',
 'mp4' => 'video/mp4',
 'mpe' => 'video/mpeg',
 'mpeg' => 'video/mpeg',
 'mpg' => 'video/mpeg',
 'mpga' => 'オーディオ/mpeg',
 'ms' => 'application/x-troff-ms',
 'msh' => 'モデル/メッシュ',
 'mxu' => 'video/vnd.mpegurl',
 'nc' => 'application/x-netcdf',
 'oda' => 'application/oda',
 'ogg' => 'application/ogg',
 'ogv' => 'video/ogv',
 'pbm' => 'image/x-portable-bitmap',
 'pct' => '画像/ピクト',
 'pdb' => 'chemical/x-pdb',
 'pdf' => 'アプリケーション/pdf',
 'pgm' => 'image/x-portable-graymap',
 'pgn' => 'application/x-chess-pgn',
 'pic' => '画像/写真'、
'ピクト' => '画像/絵',
 'png' => 'image/png',
 'pnm' => 'image/x-portable-anymap',
 'pnt' => 'image/x-macpaint',
 'pntg' => 'image/x-macpaint',
 'ppm' => 'image/x-portable-pixmap',
 'ppt' => 'application/vnd.ms-powerpoint',
 'ps' => '申請書/追記',
 'qt' => 'ビデオ/クイックタイム',
 'qti' => 'image/x-quicktime',
 'qtif' => 'image/x-quicktime',
 'ra' => 'audio/x-pn-realaudio',
 'ram' => 'audio/x-pn-realaudio',
 'ras' => 'image/x-cmu-raster',
 'rdf' => 'application/rdf+xml',
 'rgb' => 'image/x-rgb',
 'rm' => 'application/vnd.rn-realmedia',
 'roff' => 'application/x-troff',
 'rtf' => 'text/rtf',
 'rtx' => 'text/richtext',
 'sgm' => 'text/sgml',
 'sgml' => 'text/sgml',
 'sh' => 'application/x-sh',
 'shar' => 'application/x-shar',
 'silo' => 'モデル/メッシュ',
 '座る' => 'application/x-stuffit',
 'skd' => 'application/x-koan',
 'skm' => 'application/x-koan',
 'skp' => 'application/x-koan',
 'skt' => 'application/x-koan',
 'smi' => 'application/smil',
 'smil' => 'application/smil',
 'snd' => 'オーディオ/基本',
 'so' => 'application/octet-stream',
 'spl' => 'application/x-futuresplash',
 'src' => 'application/x-wais-source',
 'sv4cpio' => 'application/x-sv4cpio',
 'sv4crc' => 'application/x-sv4crc',
 'svg' => 'image/svg+xml',
 'swf' => 'application/x-shockwave-flash',
 't' => 'application/x-troff',
 'tar' => 'application/x-tar',
 'tcl' => 'application/x-tcl',
 'tex' => 'application/x-tex',
 'texi' => 'application/x-texinfo',
 'texinfo' => 'application/x-texinfo',
 'tif' => '画像/tiff',
 'tiff' => 'image/tiff',
 'tr' => 'application/x-troff',
 'tsv' => 'テキスト/タブ区切り値',
 'txt' => 'text/plain',
 'ustar' => 'application/x-ustar',
 'vcd' => 'application/x-cdlink',
 'vrml' => 'モデル/vrml',
 'vxml' => 'application/voicexml+xml',
 'wav' => 'audio/x-wav',
 'wbmp' => 'image/vnd.wap.wbmp',
 'wbxml' => 'application/vnd.wap.wbxml',
 'webm' => 'video/webm',
 'wml' => 'text/vnd.wap.wml',
 'wmlc' => 'application/vnd.wap.wmlc',
 'wmls' => 'text/vnd.wap.wmlscript',
 'wmlsc' => 'application/vnd.wap.wmlscriptc',
 'wmv' => 'video/x-ms-wmv',
 'wrl' => 'model/vrml',
 'xbm' => 'image/x-xbitmap',
 'xht' => 'application/xhtml+xml',
 'xhtml' => 'application/xhtml+xml',
 'xls' => 'application/vnd.ms-excel',
 'xml' => 'アプリケーション/xml',
 'xpm' => 'image/x-xpixmap',
 'xsl' => 'アプリケーション/xml',
 'xslt' => 'application/xslt+xml',
 'xul' => 'application/vnd.mozilla.xul+xml',
 'xwd' => 'image/x-xwindowdump',
 'xyz' => 'chemical/x-xyz',
 'zip' => 'application/zip' );

 public static function get_mimetype($ext) {
 return (isset ( self::$mime_types [$ext] ) ? self::$mime_types [$ext] : 'application/octet-stream ');
 }
}

PHP、MIME、タイプ