mime.js
const path = require('path')
const mimeTypes = 类型 json;
module.exports = (filePath) => {
let ext = path.extname(filePath)
.split('.')
.pop()
.toLowerCase();
if (!ext) {
ext = filePath
}
return mimeTypes[ext] || mimeTypes['txt']
}
### 使用
mime(文件名)
mimeType
const mimeTypes = {
'323': 'text/h323',
'acx': 'application/internet-property-stream',
'ai': 'application/postscript',
'aif': 'audio/x-aiff',
'aifc': 'audio/x-aiff',
'aiff': 'audio/x-aiff',
'asf': 'video/x-ms-asf',
'asr': 'video/x-ms-asf',
'asx': 'video/x-ms-asf',
'au': 'audio/basic',
'avi': 'video/x-msvideo',
'axs': 'application/olescript',
'bas': 'text/plain',
'bcpio': 'application/x-bcpio',
'bin': 'application/octet-stream',
'bmp': 'image/bmp',
'c': 'text/plain',
'cat': 'application/vnd.ms-pkiseccat',
'cdf': 'application/x-cdf',
'cer': 'application/x-x509-ca-cert',
'class': 'application/octet-stream',
'clp': 'application/x-msclip',
'cmx': 'image/x-cmx',
'cod': 'image/cis-cod',
'cpio': 'application/x-cpio',
'crd': 'application/x-mscardfile',
'crl': 'application/pkix-crl',
'crt': 'application/x-x509-ca-cert',
'csh': 'application/x-csh',
'css': 'text/css',
'dcr': 'application/x-director',
'der': 'application/x-x509-ca-cert',
'dir': 'application/x-director',
'dll': 'application/x-msdownload',
'dms': 'application/octet-stream',
'doc': 'application/msword',
'dot': 'application/msword',
'dvi': 'application/x-dvi',
'dxr': 'application/x-director',
'eps': 'application/postscript',
'etx': 'text/x-setext',
'evy': 'application/envoy',
'exe': 'application/octet-stream',
'fif': 'application/fractals',
'flr': 'x-world/x-vrml',
'gif': 'image/gif',
'gtar': 'application/x-gtar',
'gz': 'application/x-gzip',
'h': 'text/plain',
'hdf': 'application/x-hdf',
'hlp': 'application/winhlp',
'hqx': 'application/mac-binhex40',
'hta': 'application/hta',
'htc': 'text/x-component',
'htm': 'text/html',
'html': 'text/html',
'htt': 'text/webviewhtml',
'ico': 'image/x-icon',
'ief': 'image/ief',
'iii': 'application/x-iphone',
'ins': 'application/x-internet-signup',
'isp': 'application/x-internet-signup',
'jfif': 'image/pipeg',
'jpe': 'image/jpeg',
'jpeg': 'image/jpeg',
'jpg': 'image/jpeg',
'js': 'application/x-javascript',
'latex': 'application/x-latex',
'lha': 'application/octet-stream',
'lsf': 'video/x-la-asf',
'lsx': 'video/x-la-asf',
'lzh': 'application/octet-stream',
'm13': 'application/x-msmediaview',
'm14': 'application/x-msmediaview',
'm3u': 'audio/x-mpegurl',
'man': 'application/x-troff-man',
'mdb': 'application/x-msaccess',
'me': 'application/x-troff-me',
'mht': 'message/rfc822',
'mhtml': 'message/rfc822',
'mid': 'audio/mid',
'mny': 'application/x-msmoney',
'mov': 'video/quicktime',
'movie': 'video/x-sgi-movie',
'mp2': 'video/mpeg',
'mp3': 'audio/mpeg',
'mpa': 'video/mpeg',
'mpe': 'video/mpeg',
'mpeg': 'video/mpeg',
'mpg': 'video/mpeg',
'mpp': 'application/vnd.ms-project',
'mpv2': 'video/mpeg',
'ms': 'application/x-troff-ms',
'mvb': 'application/x-msmediaview',
'nws': 'message/rfc822',
'oda': 'application/oda',
'p10': 'application/pkcs10',
'p12': 'application/x-pkcs12',
'p7b': 'application/x-pkcs7-certificates',
'p7c': 'application/x-pkcs7-mime',
'p7m': 'application/x-pkcs7-mime',
'p7r': 'application/x-pkcs7-certreqresp',
'p7s': 'application/x-pkcs7-signature',
'pbm': 'image/x-portable-bitmap',
'pdf': 'application/pdf',
'pfx': 'application/x-pkcs12',
'pgm': 'image/x-portable-graymap',
'pko': 'application/ynd.ms-pkipko',
'pma': 'application/x-perfmon',
'pmc': 'application/x-perfmon',
'pml': 'application/x-perfmon',
'pmr': 'application/x-perfmon',
'pmw': 'application/x-perfmon',
'pnm': 'image/x-portable-anymap',
'pot,': 'application/vnd.ms-powerpoint',
'ppm': 'image/x-portable-pixmap',
'pps': 'application/vnd.ms-powerpoint',
'ppt': 'application/vnd.ms-powerpoint',
'prf': 'application/pics-rules',
'ps': 'application/postscript',
'pub': 'application/x-mspublisher',
'qt': 'video/quicktime',
'ra': 'audio/x-pn-realaudio',
'ram': 'audio/x-pn-realaudio',
'ras': 'image/x-cmu-raster',
'rgb': 'image/x-rgb',
'rmi': 'audio/mid',
'roff': 'application/x-troff',
'rtf': 'application/rtf',
'rtx': 'text/richtext',
'scd': 'application/x-msschedule',
'sct': 'text/scriptlet',
'setpay': 'application/set-payment-initiation',
'setreg': 'application/set-registration-initiation',
'sh': 'application/x-sh',
'shar': 'application/x-shar',
'sit': 'application/x-stuffit',
'snd': 'audio/basic',
'spc': 'application/x-pkcs7-certificates',
'spl': 'application/futuresplash',
'src': 'application/x-wais-source',
'sst': 'application/vnd.ms-pkicertstore',
'stl': 'application/vnd.ms-pkistl',
'stm': 'text/html',
'svg': 'image/svg+xml',
'sv4cpio': 'application/x-sv4cpio',
'sv4crc': 'application/x-sv4crc',
'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',
'tgz': 'application/x-compressed',
'tif': 'image/tiff',
'tiff': 'image/tiff',
'tr': 'application/x-troff',
'trm': 'application/x-msterminal',
'tsv': 'text/tab-separated-values',
'txt': 'text/plain',
'uls': 'text/iuls',
'ustar': 'application/x-ustar',
'vcf': 'text/x-vcard',
'vrml': 'x-world/x-vrml',
'wav': 'audio/x-wav',
'wcm': 'application/vnd.ms-works',
'wdb': 'application/vnd.ms-works',
'wks': 'application/vnd.ms-works',
'wmf': 'application/x-msmetafile',
'wps': 'application/vnd.ms-works',
'wri': 'application/x-mswrite',
'wrl': 'x-world/x-vrml',
'wrz': 'x-world/x-vrml',
'xaf': 'x-world/x-vrml',
'xbm': 'image/x-xbitmap',
'xla': 'application/vnd.ms-excel',
'xlc': 'application/vnd.ms-excel',
'xlm': 'application/vnd.ms-excel',
'xls': 'application/vnd.ms-excel',
'xlt': 'application/vnd.ms-excel',
'xlw': 'application/vnd.ms-excel',
'xof': 'x-world/x-vrml',
'xpm': 'image/x-xpixmap',
'xwd': 'image/x-xwindowdump',
'z': 'application/x-compress',
'zip': 'application/zip'
}
