{

    "3g2"   :   "video\/3gpp2",
    "3gp"   :   "video\/3gp",
    "7zip"  :   ["application\/x-compressed", "application\/x-zip-compressed", "application\/zip", "multipart\/x-zip"],
    "aac"   :   "audio\/x-acc",
    "ac3"   :   "audio\/ac3",
    "ai"    :   ["application\/pdf", "application\/postscript"],
    "aif"   :   ["audio\/x-aiff", "audio\/aiff"],
    "aifc"  :   "audio\/x-aiff",
    "aiff"  :   ["audio\/x-aiff", "audio\/aiff"],
    "au"    :   "audio\/x-au",
    "avi"   :   ["video\/x-msvideo", "video\/msvideo", "video\/avi", "application\/x-troff-msvideo"],
    "bin"   :   ["application\/macbinary", "application\/mac-binary", "application\/octet-stream", "application\/x-binary", "application\/x-macbinary"],
    "bmp"   :   ["image\/bmp", "image\/x-windows-bmp"],
    "cdr"   :   ["application\/cdr", "application\/coreldraw", "application\/x-cdr", "application\/x-coreldraw", "image\/cdr", "image\/x-cdr", "zz-application\/zz-winassoc-cdr"],
    "cer"   :   ["application\/pkix-cert", "application\/x-x509-ca-cert"],
    "class" :   "application\/octet-stream",
    "crl"   :   ["application\/pkix-crl", "application\/pkcs-crl"],
    "crt"   :   ["application\/x-x509-ca-cert", "application\/x-x509-user-cert", "application\/pkix-cert"],
    "csr"   :   "application\/octet-stream",
    "css"   :   ["text\/css", "text\/plain"],
    "csv"   :   ["text\/x-comma-separated-values", "text\/comma-separated-values", "application\/octet-stream", "application\/vnd.ms-excel", "application\/x-csv", "text\/x-csv", "text\/csv", "application\/csv", "application\/excel", "application\/vnd.msexcel", "text\/plain"],
    "dcr"   :   "application\/x-director",
    "der"   :   "application\/x-x509-ca-cert",
    "dir"   :   "application\/x-director",
    "dll"   :   "application\/octet-stream",
    "dms"   :   "application\/octet-stream",
    "doc"   :   ["application\/msword", "application\/vnd.ms-office"],
    "docx"  :   ["application\/vnd.openxmlformats-officedocument.wordprocessingml.document", "application\/zip", "application\/msword", "application\/x-zip"],
    "dot"   :   ["application\/msword", "application\/vnd.ms-office"],
    "dotx"  :   ["application\/vnd.openxmlformats-officedocument.wordprocessingml.document", "application\/zip", "application\/msword"],
    "dvi"   :   "application\/x-dvi",
    "dxr"   :   "application\/x-director",
    "eml"   :   "message\/rfc822",
    "eps"   :   "application\/postscript",
    "exe"   :   ["application\/octet-stream", "application\/x-msdownload"],
    "f4v"   :   "video\/mp4",
    "flac"  :   "audio\/x-flac",
    "gif"   :   "image\/gif",
    "gpg"   :   "application\/gpg-keys",
    "gtar"  :   "application\/x-gtar",
    "gz"    :   "application\/x-gzip",
    "gzip"  :   "application\/x-gzip",
    "htm"   :   ["text\/html", "text\/plain"],
    "html"  :   ["text\/html", "text\/plain"],
    "ics"   :   "text\/calendar",
    "jar"   :   ["application\/java-archive", "application\/x-java-application", "application\/x-jar", "application\/x-compressed"],
    "jpe"   :   ["image\/jpeg", "image\/pjpeg"],
    "jpeg"  :   ["image\/jpeg", "image\/pjpeg"],
    "jpg"   :   ["image\/jpeg", "image\/pjpeg"],
    "js"    :   ["application\/x-javascript", "text\/plain"],
    "json"  :   ["application\/json", "text\/json"],
    "kdb"   :   "application\/octet-stream",
    "kml"   :   ["application\/vnd.google-earth.kml+xml", "application\/xml", "text\/xml"],
    "kmz"   :   ["application\/vnd.google-earth.kmz", "application\/zip", "application\/x-zip"],
    "lha"   :   "application\/octet-stream",
    "log"   :   ["text\/plain", "text\/x-log"],
    "lzh"   :   "application\/octet-stream",
    "m3u"   :   "text\/plain",
    "m4a"   :   "audio\/x-m4a",
    "m4u"   :   "application\/vnd.mpegurl",
    "mid"   :   "audio\/midi",
    "midi"  :   "audio\/midi",
    "mif"   :   "application\/vnd.mif",
    "mov"   :   "video\/quicktime",
    "movie" :   "video\/x-sgi-movie",
    "mp2"   :   "audio\/mpeg",
    "mp3"   :   ["audio\/mpeg", "audio\/mpg", "audio\/mpeg3", "audio\/mp3"],
    "mp4"   :   "video\/mp4",
    "mpe"   :   "video\/mpeg",
    "mpeg"  :   "video\/mpeg",
    "mpg"   :   "video\/mpeg",
    "mpga"  :   "audio\/mpeg",
    "oda"   :   "application\/oda",
    "ogg"   :   "audio\/ogg",
    "p10"   :   ["application\/x-pkcs10", "application\/pkcs10"],
    "p12"   :   "application\/x-pkcs12",
    "p7a"   :   "application\/x-pkcs7-signature",
    "p7c"   :   ["application\/pkcs7-mime", "application\/x-pkcs7-mime"],
    "p7m"   :   ["application\/pkcs7-mime", "application\/x-pkcs7-mime"],
    "p7r"   :   "application\/x-pkcs7-certreqresp",
    "p7s"   :   "application\/pkcs7-signature",
    "pdf"   :   ["application\/pdf", "application\/force-download", "application\/x-download", "binary\/octet-stream", "application\/x-pdf"],
    "pem"   :   ["application\/x-x509-user-cert", "application\/x-pem-file", "application\/octet-stream"],
    "pgp"   :   "application\/pgp",
    "php"   :   ["application\/x-httpd-php", "application\/php", "application\/x-php", "text\/php", "text\/x-php", "application\/x-httpd-php-source"],
    "php3"  :   "application\/x-httpd-php",
    "php4"  :   "application\/x-httpd-php",
    "phps"  :   "application\/x-httpd-php-source",
    "phtml" :   "application\/x-httpd-php",
    "png"   :   ["image\/png",  "image\/x-png"],
    "ppt"   :   ["application\/powerpoint", "application\/vnd.ms-powerpoint"],
    "pptx"  :   ["application\/vnd.openxmlformats-officedocument.presentationml.presentation", "application\/x-zip", "application\/zip"],
    "ps"    :   "application\/postscript",
    "psd"   :   ["application\/x-photoshop", "image\/vnd.adobe.photoshop"],
    "qt"    :   "video\/quicktime",
    "ra"    :   "audio\/x-realaudio",
    "ram"   :   "audio\/x-pn-realaudio",
    "rar"   :   ["application\/x-rar", "application\/rar", "application\/x-rar-compressed"],
    "rm"    :   "audio\/x-pn-realaudio",
    "rpm"   :   "audio\/x-pn-realaudio-plugin",
    "rsa"   :   "application\/x-pkcs7",
    "rtf"   :   "text\/rtf",
    "rtx"   :   "text\/richtext",
    "rv"    :   "video\/vnd.rn-realvideo",
    "sea"   :   "application\/octet-stream",
    "shtml" :   ["text\/html", "text\/plain"],
    "sit"   :   "application\/x-stuffit",
    "smi"   :   "application\/smil",
    "smil"  :   "application\/smil",
    "so"    :   "application\/octet-stream",
    "sst"   :   "application\/octet-stream",
    "swf"   :   "application\/x-shockwave-flash",
    "tar"   :   "application\/x-tar",
    "text"  :   "text\/plain",
    "tgz"   :   ["application\/x-tar", "application\/x-gzip-compressed"],
    "tif"   :   "image\/tiff",
    "tiff"  :   "image\/tiff",
    "txt"   :   "text\/plain",
    "vlc"   :   "application\/videolan",
    "wav"   :   ["audio\/x-wav", "audio\/wave", "audio\/wav"],
    "wbxml" :   "application\/wbxml",
    "webm"  :   "video\/webm",
    "wma"   :   ["audio\/x-ms-wma", "video\/x-ms-asf"],
    "wmlc"  :   "application\/wmlc",
    "wmv"   :   ["video\/x-ms-wmv", "video\/x-ms-asf"],
    "word"  :   ["application\/msword", "application\/octet-stream"],
    "xht"   :   "application\/xhtml+xml",
    "xhtml" :   "application\/xhtml+xml",
    "xl"    :   "application\/excel",
    "xls"   :   ["application\/vnd.ms-excel", "application\/msexcel", "application\/x-msexcel", "application\/x-ms-excel", "application\/x-excel", "application\/x-dos_ms_excel", "application\/xls", "application\/x-xls", "application\/excel", "application\/download", "application\/vnd.ms-office", "application\/msword"],
    "xlsx"  :   ["application\/vnd.openxmlformats-officedocument.spreadsheetml.sheet", "application\/zip", "application\/vnd.ms-excel", "application\/msword", "application\/x-zip"],
    "xml"   :   ["application\/xml", "text\/xml", "text\/plain"],
    "xsl"   :   ["application\/xml", "text\/xsl", "text\/xml"],
    "xspf"  :   "application\/xspf+xml",
    "zip"   :   ["application\/x-zip", "application\/zip", "application\/x-zip-compressed", "application\/s-compressed", "multipart\/x-zip"],
    "zsh"   :   "text\/x-scriptzsh"

}