268 lines
10 KiB
Go
268 lines
10 KiB
Go
// ⚡️ Fiber is an Express inspired web framework written in Go with ☕️
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// 🤖 Github Repository: https://github.com/gofiber/fiber
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// 📌 API Documentation: https://docs.gofiber.io
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package utils
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import (
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"mime"
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"strings"
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)
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const MIMEOctetStream = "application/octet-stream"
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// GetMIME returns the content-type of a file extension
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func GetMIME(extension string) string {
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if len(extension) == 0 {
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return ""
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}
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var foundMime string
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if extension[0] == '.' {
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foundMime = mimeExtensions[extension[1:]]
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} else {
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foundMime = mimeExtensions[extension]
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}
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if len(foundMime) == 0 {
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if extension[0] != '.' {
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foundMime = mime.TypeByExtension("." + extension)
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} else {
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foundMime = mime.TypeByExtension(extension)
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}
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if foundMime == "" {
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return MIMEOctetStream
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}
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}
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return foundMime
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}
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// ParseVendorSpecificContentType check if content type is vendor specific and
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// if it is parsable to any known types. If its not vendor specific then returns
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// the original content type.
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func ParseVendorSpecificContentType(cType string) string {
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plusIndex := strings.Index(cType, "+")
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if plusIndex == -1 {
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return cType
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}
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var parsableType string
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if semiColonIndex := strings.Index(cType, ";"); semiColonIndex == -1 {
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parsableType = cType[plusIndex+1:]
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} else if plusIndex < semiColonIndex {
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parsableType = cType[plusIndex+1 : semiColonIndex]
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} else {
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return cType[:semiColonIndex]
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}
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slashIndex := strings.Index(cType, "/")
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if slashIndex == -1 {
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return cType
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}
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return cType[0:slashIndex+1] + parsableType
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}
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// limits for HTTP statuscodes
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const (
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statusMessageMin = 100
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statusMessageMax = 511
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)
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// StatusMessage returns the correct message for the provided HTTP statuscode
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func StatusMessage(status int) string {
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if status < statusMessageMin || status > statusMessageMax {
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return ""
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}
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return statusMessage[status]
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}
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// NOTE: Keep this in sync with the status code list
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var statusMessage = []string{
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100: "Continue", // StatusContinue
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101: "Switching Protocols", // StatusSwitchingProtocols
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102: "Processing", // StatusProcessing
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103: "Early Hints", // StatusEarlyHints
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200: "OK", // StatusOK
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201: "Created", // StatusCreated
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202: "Accepted", // StatusAccepted
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203: "Non-Authoritative Information", // StatusNonAuthoritativeInformation
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204: "No Content", // StatusNoContent
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205: "Reset Content", // StatusResetContent
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206: "Partial Content", // StatusPartialContent
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207: "Multi-Status", // StatusMultiStatus
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208: "Already Reported", // StatusAlreadyReported
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226: "IM Used", // StatusIMUsed
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300: "Multiple Choices", // StatusMultipleChoices
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301: "Moved Permanently", // StatusMovedPermanently
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302: "Found", // StatusFound
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303: "See Other", // StatusSeeOther
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304: "Not Modified", // StatusNotModified
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305: "Use Proxy", // StatusUseProxy
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306: "Switch Proxy", // StatusSwitchProxy
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307: "Temporary Redirect", // StatusTemporaryRedirect
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308: "Permanent Redirect", // StatusPermanentRedirect
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400: "Bad Request", // StatusBadRequest
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401: "Unauthorized", // StatusUnauthorized
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402: "Payment Required", // StatusPaymentRequired
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403: "Forbidden", // StatusForbidden
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404: "Not Found", // StatusNotFound
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405: "Method Not Allowed", // StatusMethodNotAllowed
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406: "Not Acceptable", // StatusNotAcceptable
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407: "Proxy Authentication Required", // StatusProxyAuthRequired
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408: "Request Timeout", // StatusRequestTimeout
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409: "Conflict", // StatusConflict
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410: "Gone", // StatusGone
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411: "Length Required", // StatusLengthRequired
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412: "Precondition Failed", // StatusPreconditionFailed
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413: "Request Entity Too Large", // StatusRequestEntityTooLarge
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414: "Request URI Too Long", // StatusRequestURITooLong
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415: "Unsupported Media Type", // StatusUnsupportedMediaType
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416: "Requested Range Not Satisfiable", // StatusRequestedRangeNotSatisfiable
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417: "Expectation Failed", // StatusExpectationFailed
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418: "I'm a teapot", // StatusTeapot
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421: "Misdirected Request", // StatusMisdirectedRequest
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422: "Unprocessable Entity", // StatusUnprocessableEntity
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423: "Locked", // StatusLocked
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424: "Failed Dependency", // StatusFailedDependency
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425: "Too Early", // StatusTooEarly
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426: "Upgrade Required", // StatusUpgradeRequired
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428: "Precondition Required", // StatusPreconditionRequired
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429: "Too Many Requests", // StatusTooManyRequests
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431: "Request Header Fields Too Large", // StatusRequestHeaderFieldsTooLarge
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451: "Unavailable For Legal Reasons", // StatusUnavailableForLegalReasons
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500: "Internal Server Error", // StatusInternalServerError
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501: "Not Implemented", // StatusNotImplemented
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502: "Bad Gateway", // StatusBadGateway
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503: "Service Unavailable", // StatusServiceUnavailable
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504: "Gateway Timeout", // StatusGatewayTimeout
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505: "HTTP Version Not Supported", // StatusHTTPVersionNotSupported
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506: "Variant Also Negotiates", // StatusVariantAlsoNegotiates
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507: "Insufficient Storage", // StatusInsufficientStorage
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508: "Loop Detected", // StatusLoopDetected
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510: "Not Extended", // StatusNotExtended
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511: "Network Authentication Required", // StatusNetworkAuthenticationRequired
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}
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// MIME types were copied from https://github.com/nginx/nginx/blob/67d2a9541826ecd5db97d604f23460210fd3e517/conf/mime.types with the following updates:
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// - Use "application/xml" instead of "text/xml" as recommended per https://datatracker.ietf.org/doc/html/rfc7303#section-4.1
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// - Use "text/javascript" instead of "application/javascript" as recommended per https://www.rfc-editor.org/rfc/rfc9239#name-text-javascript
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var mimeExtensions = map[string]string{
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"html": "text/html",
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"htm": "text/html",
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"shtml": "text/html",
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"css": "text/css",
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"xml": "application/xml",
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"gif": "image/gif",
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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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"atom": "application/atom+xml",
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"rss": "application/rss+xml",
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"mml": "text/mathml",
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"txt": "text/plain",
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"jad": "text/vnd.sun.j2me.app-descriptor",
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"wml": "text/vnd.wap.wml",
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"htc": "text/x-component",
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"avif": "image/avif",
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"png": "image/png",
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"svg": "image/svg+xml",
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"svgz": "image/svg+xml",
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"tif": "image/tiff",
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"tiff": "image/tiff",
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"wbmp": "image/vnd.wap.wbmp",
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"webp": "image/webp",
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"ico": "image/x-icon",
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"jng": "image/x-jng",
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"bmp": "image/x-ms-bmp",
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"woff": "font/woff",
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"woff2": "font/woff2",
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"jar": "application/java-archive",
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"war": "application/java-archive",
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"ear": "application/java-archive",
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"json": "application/json",
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"hqx": "application/mac-binhex40",
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"doc": "application/msword",
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"pdf": "application/pdf",
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"ps": "application/postscript",
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"eps": "application/postscript",
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"ai": "application/postscript",
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"rtf": "application/rtf",
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"m3u8": "application/vnd.apple.mpegurl",
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"kml": "application/vnd.google-earth.kml+xml",
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"kmz": "application/vnd.google-earth.kmz",
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"xls": "application/vnd.ms-excel",
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"eot": "application/vnd.ms-fontobject",
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"ppt": "application/vnd.ms-powerpoint",
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"odg": "application/vnd.oasis.opendocument.graphics",
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"odp": "application/vnd.oasis.opendocument.presentation",
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"ods": "application/vnd.oasis.opendocument.spreadsheet",
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"odt": "application/vnd.oasis.opendocument.text",
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"pptx": "application/vnd.openxmlformats-officedocument.presentationml.presentation",
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"xlsx": "application/vnd.openxmlformats-officedocument.spreadsheetml.sheet",
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"docx": "application/vnd.openxmlformats-officedocument.wordprocessingml.document",
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"wmlc": "application/vnd.wap.wmlc",
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"wasm": "application/wasm",
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"7z": "application/x-7z-compressed",
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"cco": "application/x-cocoa",
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"jardiff": "application/x-java-archive-diff",
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"jnlp": "application/x-java-jnlp-file",
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"run": "application/x-makeself",
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"pl": "application/x-perl",
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"pm": "application/x-perl",
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"prc": "application/x-pilot",
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"pdb": "application/x-pilot",
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"rar": "application/x-rar-compressed",
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"rpm": "application/x-redhat-package-manager",
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"sea": "application/x-sea",
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"swf": "application/x-shockwave-flash",
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"sit": "application/x-stuffit",
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"tcl": "application/x-tcl",
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"tk": "application/x-tcl",
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"der": "application/x-x509-ca-cert",
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"pem": "application/x-x509-ca-cert",
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"crt": "application/x-x509-ca-cert",
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"xpi": "application/x-xpinstall",
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"xhtml": "application/xhtml+xml",
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"xspf": "application/xspf+xml",
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"zip": "application/zip",
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"bin": "application/octet-stream",
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"exe": "application/octet-stream",
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"dll": "application/octet-stream",
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"deb": "application/octet-stream",
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"dmg": "application/octet-stream",
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"iso": "application/octet-stream",
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"img": "application/octet-stream",
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"msi": "application/octet-stream",
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"msp": "application/octet-stream",
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"msm": "application/octet-stream",
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"mid": "audio/midi",
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"midi": "audio/midi",
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"kar": "audio/midi",
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"mp3": "audio/mpeg",
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"ogg": "audio/ogg",
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"m4a": "audio/x-m4a",
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"ra": "audio/x-realaudio",
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"3gpp": "video/3gpp",
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"3gp": "video/3gpp",
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"ts": "video/mp2t",
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"mp4": "video/mp4",
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"mpeg": "video/mpeg",
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"mpg": "video/mpeg",
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"mov": "video/quicktime",
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"webm": "video/webm",
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"flv": "video/x-flv",
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"m4v": "video/x-m4v",
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"mng": "video/x-mng",
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"asx": "video/x-ms-asf",
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"asf": "video/x-ms-asf",
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"wmv": "video/x-ms-wmv",
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"avi": "video/x-msvideo",
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}
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