175 lines
7.4 KiB
Go
175 lines
7.4 KiB
Go
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package publish
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import "strings"
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func guessMimeType(ext string) (string, string) {
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if ext == "" {
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return "application/octet-stream", "binary"
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}
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ext = strings.ToLower(strings.TrimLeft(strings.TrimSpace(ext), "."))
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types := map[string]struct{ mime, t string }{
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"a": {"application/octet-stream", "binary"},
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"ai": {"application/postscript", "image"},
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"aif": {"audio/x-aiff", "audio"},
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"aifc": {"audio/x-aiff", "audio"},
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"aiff": {"audio/x-aiff", "audio"},
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"au": {"audio/basic", "audio"},
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"avi": {"video/x-msvideo", "video"},
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"bat": {"text/plain", "document"},
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"bcpio": {"application/x-bcpio", "binary"},
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"bin": {"application/octet-stream", "binary"},
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"bmp": {"image/bmp", "image"},
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"c": {"text/plain", "document"},
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"cdf": {"application/x-netcdf", "binary"},
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"cpio": {"application/x-cpio", "binary"},
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"csh": {"application/x-csh", "binary"},
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"css": {"text/css", "document"},
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"csv": {"text/csv", "document"},
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"dll": {"application/octet-stream", "binary"},
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"doc": {"application/msword", "document"},
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"dot": {"application/msword", "document"},
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"dvi": {"application/x-dvi", "binary"},
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"eml": {"message/rfc822", "document"},
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"eps": {"application/postscript", "document"},
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"epub": {"application/epub+zip", "document"},
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"etx": {"text/x-setext", "document"},
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"exe": {"application/octet-stream", "binary"},
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"gif": {"image/gif", "image"},
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"gtar": {"application/x-gtar", "binary"},
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"h": {"text/plain", "document"},
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"hdf": {"application/x-hdf", "binary"},
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"htm": {"text/html", "document"},
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"html": {"text/html", "document"},
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"ico": {"image/vnd.microsoft.icon", "image"},
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"ief": {"image/ief", "image"},
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"iges": {"model/iges", "model"},
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"jpe": {"image/jpeg", "image"},
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"jpeg": {"image/jpeg", "image"},
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"jpg": {"image/jpeg", "image"},
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"js": {"application/javascript", "document"},
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"json": {"application/json", "document"},
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"ksh": {"text/plain", "document"},
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"latex": {"application/x-latex", "binary"},
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"m1v": {"video/mpeg", "video"},
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"m3u": {"application/vnd.apple.mpegurl", "audio"},
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"m3u8": {"application/vnd.apple.mpegurl", "audio"},
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"man": {"application/x-troff-man", "document"},
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"markdown": {"text/markdown", "document"},
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"md": {"text/markdown", "document"},
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"me": {"application/x-troff-me", "binary"},
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"mht": {"message/rfc822", "document"},
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"mhtml": {"message/rfc822", "document"},
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"mif": {"application/x-mif", "binary"},
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"mov": {"video/quicktime", "video"},
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"movie": {"video/x-sgi-movie", "video"},
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"mp2": {"audio/mpeg", "audio"},
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"mp3": {"audio/mpeg", "audio"},
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"mp4": {"video/mp4", "video"},
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"mpa": {"video/mpeg", "video"},
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"mpe": {"video/mpeg", "video"},
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"mpeg": {"video/mpeg", "video"},
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"mpg": {"video/mpeg", "video"},
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"ms": {"application/x-troff-ms", "binary"},
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"nc": {"application/x-netcdf", "binary"},
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"nws": {"message/rfc822", "document"},
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"o": {"application/octet-stream", "binary"},
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"obj": {"application/octet-stream", "model"},
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"oda": {"application/oda", "binary"},
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"p12": {"application/x-pkcs12", "binary"},
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"p7c": {"application/pkcs7-mime", "binary"},
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"pbm": {"image/x-portable-bitmap", "image"},
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"pdf": {"application/pdf", "document"},
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"pfx": {"application/x-pkcs12", "binary"},
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"pgm": {"image/x-portable-graymap", "image"},
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"pl": {"text/plain", "document"},
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"png": {"image/png", "image"},
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"pnm": {"image/x-portable-anymap", "image"},
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"pot": {"application/vnd.ms-powerpoint", "document"},
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"ppa": {"application/vnd.ms-powerpoint", "document"},
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"ppm": {"image/x-portable-pixmap", "image"},
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"pps": {"application/vnd.ms-powerpoint", "document"},
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"ppt": {"application/vnd.ms-powerpoint", "document"},
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"ps": {"application/postscript", "document"},
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"pwz": {"application/vnd.ms-powerpoint", "document"},
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"py": {"text/x-python", "document"},
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"pyc": {"application/x-python-code", "binary"},
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"pyo": {"application/x-python-code", "binary"},
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"qt": {"video/quicktime", "video"},
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"ra": {"audio/x-pn-realaudio", "audio"},
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"ram": {"application/x-pn-realaudio", "audio"},
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"ras": {"image/x-cmu-raster", "image"},
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"rdf": {"application/xml", "binary"},
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"rgb": {"image/x-rgb", "image"},
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"roff": {"application/x-troff", "binary"},
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"rtx": {"text/richtext", "document"},
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"sgm": {"text/x-sgml", "document"},
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"sgml": {"text/x-sgml", "document"},
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"sh": {"application/x-sh", "document"},
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"shar": {"application/x-shar", "binary"},
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"snd": {"audio/basic", "audio"},
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"so": {"application/octet-stream", "binary"},
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"src": {"application/x-wais-source", "binary"},
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"stl": {"model/stl", "model"},
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"sv4cpio": {"application/x-sv4cpio", "binary"},
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"sv4crc": {"application/x-sv4crc", "binary"},
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"svg": {"image/svg+xml", "image"},
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"swf": {"application/x-shockwave-flash", "binary"},
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"t": {"application/x-troff", "binary"},
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"tar": {"application/x-tar", "binary"},
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"tcl": {"application/x-tcl", "binary"},
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"tex": {"application/x-tex", "binary"},
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"texi": {"application/x-texinfo", "binary"},
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"texinfo": {"application/x-texinfo", "binary"},
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"tif": {"image/tiff", "image"},
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"tiff": {"image/tiff", "image"},
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"tr": {"application/x-troff", "binary"},
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"tsv": {"text/tab-separated-values", "document"},
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"txt": {"text/plain", "document"},
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"ustar": {"application/x-ustar", "binary"},
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"vcf": {"text/x-vcard", "document"},
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"wav": {"audio/x-wav", "audio"},
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"webm": {"video/webm", "video"},
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"wiz": {"application/msword", "document"},
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"wsdl": {"application/xml", "document"},
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"xbm": {"image/x-xbitmap", "image"},
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"xlb": {"application/vnd.ms-excel", "document"},
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"xls": {"application/vnd.ms-excel", "document"},
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"xml": {"text/xml", "document"},
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"xpdl": {"application/xml", "document"},
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"xpm": {"image/x-xpixmap", "image"},
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"xsl": {"application/xml", "document"},
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"xwd": {"image/x-xwindowdump", "image"},
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"zip": {"application/zip", "binary"},
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// These are non-standard types, commonly found in the wild.
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"cbr": {"application/vnd.comicbook-rar", "document"},
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"cbz": {"application/vnd.comicbook+zip", "document"},
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"flac": {"audio/flac", "audio"},
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"lbry": {"application/x-ext-lbry", "document"},
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"m4v": {"video/m4v", "video"},
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"mid": {"audio/midi", "audio"},
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"midi": {"audio/midi", "audio"},
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"mkv": {"video/x-matroska", "video"},
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"mobi": {"application/x-mobipocket-ebook", "document"},
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"oga": {"audio/ogg", "audio"},
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"ogv": {"video/ogg", "video"},
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"pct": {"image/pict", "image"},
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"pic": {"image/pict", "image"},
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"pict": {"image/pict", "image"},
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"prc": {"application/x-mobipocket-ebook", "document"},
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"rtf": {"application/rtf", "document"},
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"xul": {"text/xul", "document"},
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// microsoft is special and has its own "standard"
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// https://docs.microsoft.com/en-us/windows/desktop/wmp/file-name-extensions
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"wmv": {"video/x-ms-wmv", "video"},
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}
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if data, ok := types[ext]; ok {
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return data.mime, data.t
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}
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return "application/x-ext-" + ext, "binary"
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}
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