mirror of https://github.com/gofiber/fiber.git
Added 7 new functions, see doc
parent
d38cea2f89
commit
a4f86dbd1e
142
context.go
142
context.go
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@ -130,32 +130,31 @@ func (ctx *Ctx) Body(args ...interface{}) string {
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return ""
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}
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// Cookie :
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func (ctx *Ctx) Cookie(name, value string, options ...interface{}) {
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cook := &fasthttp.Cookie{}
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if len(options) > 0 {
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// options
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}
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cook.SetKey(name)
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cook.SetValue(value)
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ctx.Fasthttp.Response.Header.SetCookie(cook)
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}
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// Cookies :
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func (ctx *Ctx) Cookies(args ...interface{}) string {
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if len(args) == 0 {
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return ctx.Get("Cookie")
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}
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if len(args) == 1 {
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switch arg := args[0].(type) {
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case string:
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return ctx.Get(arg)
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case func(string, string):
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ctx.Fasthttp.Request.Header.VisitAllCookie(func(k, v []byte) {
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arg(b2s(k), b2s(v))
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})
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default:
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panic("Argument must be a string or func(string, string)")
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}
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}
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if len(args) > 1 {
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cook := &fasthttp.Cookie{}
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cook.SetKey(args[0].(string))
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cook.SetValue(args[1].(string))
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if len(args) > 2 {
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// Do something with cookie options (args[2])
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// Dont forget to finish this
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}
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ctx.Fasthttp.Response.Header.SetCookie(cook)
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switch arg := args[0].(type) {
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case string:
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return b2s(ctx.Fasthttp.Request.Header.Cookie(arg))
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case func(string, string):
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ctx.Fasthttp.Request.Header.VisitAllCookie(func(k, v []byte) {
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arg(b2s(k), b2s(v))
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})
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default:
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panic("Argument must be a string or func(string, string)")
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}
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return ""
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}
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@ -174,6 +173,7 @@ func (ctx *Ctx) ClearCookies(args ...string) {
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// Send :
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func (ctx *Ctx) Send(args ...interface{}) {
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// https://github.com/valyala/fasthttp/blob/master/http.go#L490
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if len(args) != 1 {
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panic("To many arguments!")
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@ -190,6 +190,16 @@ func (ctx *Ctx) Send(args ...interface{}) {
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}
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}
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// SendString internal use
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func (ctx *Ctx) SendString(body string) {
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ctx.Fasthttp.Response.SetBodyString(body)
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}
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// SendByte internal use
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func (ctx *Ctx) SendByte(body []byte) {
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ctx.Fasthttp.Response.SetBodyString(b2s(body))
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}
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// Write :
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func (ctx *Ctx) Write(args ...interface{}) {
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if len(args) != 1 {
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@ -226,8 +236,8 @@ func (ctx *Ctx) Json(v interface{}) error {
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return err
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}
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ctx.Set("Content-Type", "application/json")
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ctx.Send(b2s(raw))
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return err
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ctx.SendByte(raw)
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return nil
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}
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// Redirect :
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@ -263,8 +273,8 @@ func (ctx *Ctx) Hostname() string {
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return b2s(ctx.Fasthttp.URI().Host())
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}
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// OriginalURL :
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func (ctx *Ctx) OriginalURL() string {
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// OriginalUrl :
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func (ctx *Ctx) OriginalUrl() string {
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return b2s(ctx.Fasthttp.Request.Header.RequestURI())
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}
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@ -281,8 +291,8 @@ func (ctx *Ctx) Secure() bool {
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return ctx.Fasthttp.IsTLS()
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}
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// IP :
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func (ctx *Ctx) IP() string {
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// Ip :
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func (ctx *Ctx) Ip() string {
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return ctx.Fasthttp.RemoteIP().String()
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}
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@ -344,3 +354,81 @@ func (ctx *Ctx) SendFile(file string) {
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func (ctx *Ctx) Location(path string) {
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ctx.Set("Location", path)
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}
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// Subdomains :
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func (ctx *Ctx) Subdomains() (subs []string) {
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subs = strings.Split(ctx.Hostname(), ".")
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subs = subs[:len(subs)-2]
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return subs
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}
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// Ips https://expressjs.com/en/4x/api.html#req.ips
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func (ctx *Ctx) Ips() []string {
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ips := strings.Split(ctx.Get("X-Forwarded-For"), " ")
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return ips
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}
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// Jsonp TODO https://expressjs.com/en/4x/api.html#res.jsonp
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func (ctx *Ctx) Jsonp(args ...interface{}) error {
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jsonp := "callback("
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if len(args) == 1 {
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raw, err := json.Marshal(&args[0])
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if err != nil {
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return err
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}
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jsonp += b2s(raw) + ");"
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} else if len(args) == 2 {
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jsonp = args[0].(string) + "("
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raw, err := json.Marshal(&args[0])
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if err != nil {
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return err
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}
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jsonp += b2s(raw) + ");"
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} else {
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panic("Missing interface{}")
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}
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ctx.Set("X-Content-Type-Options", "nosniff")
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ctx.Set("Content-Type", "text/javascript")
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ctx.SendString(jsonp)
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return nil
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}
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// Vary TODO https://expressjs.com/en/4x/api.html#res.vary
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func (ctx *Ctx) Vary() {
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}
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// Links TODO https://expressjs.com/en/4x/api.html#res.links
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func (ctx *Ctx) Links() {
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}
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// Append TODO https://expressjs.com/en/4x/api.html#res.append
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func (ctx *Ctx) Append(field, val string) {
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prev := ctx.Get(field)
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value := val
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if prev != "" {
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value = prev + "; " + val
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}
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ctx.Set(field, value)
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}
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// Accepts TODO https://expressjs.com/en/4x/api.html#req.accepts
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func (ctx *Ctx) Accepts() bool {
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return true
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}
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// Range TODO https://expressjs.com/en/4x/api.html#req.range
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func (ctx *Ctx) Range() bool {
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return true
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}
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// Fresh TODO https://expressjs.com/en/4x/api.html#req.fresh
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func (ctx *Ctx) Fresh() bool {
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return true
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}
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// Stale TODO https://expressjs.com/en/4x/api.html#req.fresh
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func (ctx *Ctx) Stale() bool {
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return true
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}
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@ -4,6 +4,28 @@ The ctx object represents the HTTP request and response and has methods for the
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## Accepts
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!> Planned for V2
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## Append
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Appends the specified value to the HTTP response header field. If the header is not already set, it creates the header with the specified value. The value parameter must be a string.
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```go
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// Function signature
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c.Append(field, value string)
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// Example
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app.Get("/", func(c *fiber.Ctx) {
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// Let's see if the Link header exist
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c.Get("Link")
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// => ""
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// Lets append some values to the link header
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c.Append("Link", "http://localhost")
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// => Link: http://localhost
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c.Append("Link", "http://google.com")
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// => Link: http://localhost; http://google.com
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})
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```
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## Attachment
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Sets the HTTP response [Content-Disposition](https://developer.mozilla.org/en-US/docs/Web/HTTP/Headers/Content-Disposition) header field to “attachment”. If a filename is given, then it sets the Content-Type based on the extension name via (Type)[#type], and sets the Content-Disposition “filename=” parameter.
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```go
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@ -53,7 +75,7 @@ The following example shows how to use the body function.
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// Function signature
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c.Body() string
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c.Body(key string) string
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c.Body(func(key string, value string)) func(string, string)
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c.Body(func(key value string)) func(string, string)
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// Example
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// curl -X POST http://localhost:8080 -d user=john
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@ -91,31 +113,41 @@ app.Get("/", func(c *fiber.Ctx) {
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})
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```
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## Cookie
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Sets cookie name to value, the third options parameter is not implemented yet.
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```go
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c.Cookie(name, value string)
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//c.Cookie(name, value string, options...)
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// Example
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app.Get("/", func(c *fiber.Ctx) {
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// Set cookie
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c.Cookie("name", "john")
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// => Cookie: name=john;
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})
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```
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## Cookies
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Get and set cookies
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```go
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// Function signature
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c.Cookies() string
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c.Cookies(key string) string
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c.Cookies(key string, value string) string
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c.Cookies(func(key string, value string))
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c.Cookies(func(key, value string)) string
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// Example
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app.Get("/", func(c *fiber.Ctx) {
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// Create cookie with key, value
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c.Cookies("name", "john")
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// => Cookie: name=john
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// Get raw cookie header
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c.Cookies()
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// => name=john;
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// Get cookie by key
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c.Cookies("name")
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// => "john"
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// Get raw cookie header
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c.Cookies()
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// => name=john;
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// Show all cookies
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c.Cookies(func(key string, val string) {
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c.Cookies(func(key, val string) {
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fmt.Println(key, val)
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// => "name", "john"
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})
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```go
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// Function signature
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c.Download(path string)
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c.Download(path string, filename string)
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c.Download(path, filename string)
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// Example
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app.Get("/", func(c *fiber.Ctx) {
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@ -223,15 +255,15 @@ app.Get("/", func(c *fiber.Ctx) {
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})
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```
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## IP
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## Ip
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Contains the remote IP address of the request.
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```go
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// Function signature
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c.IP() string
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c.Ip() string
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// Example
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app.Get("/", func(c *fiber.Ctx) {
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c.IP()
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c.Ip()
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// => "127.0.0.1"
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})
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```
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```
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## Jsonp
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!> Planned for V2
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Sends a JSON response with JSONP support. This method is identical to [Json()](#json), except that it opts-in to JSONP callback support.
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By default, the JSONP callback name is simply callback. Override this by passing a named string in the function.
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```go
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// Function signature
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c.Jsonp(json interface{}) error
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c.Jsonp(callback string, v interface{}) error
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// Example
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type JsonStruct struct {
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name string
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age uint8
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}
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app := fiber.New()
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app.Get("/", func(c *fiber.Ctx) {
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data := JsonStruct{
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name: "Grame",
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age: 20,
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}
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c.Jsonp(data)
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// => callback({"name": "Grame", "age": 20})
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c.Jsonp("customFunc", data)
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// => customFunc({"name": "Grame", "age": 20})
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})
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app.Listen(8080)
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```
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## Method
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Contains a string corresponding to the HTTP method of the request: GET, POST, PUT, and so on.
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})
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```
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## OriginalURL
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## OriginalUrl
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Contains the original request URL.
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```go
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// Function signature
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c.OriginalURL() string
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c.OriginalUrl() string
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// Example
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app.Get("/", func(c *fiber.Ctx) {
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// GET /search?q=something
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c.OriginalURL()
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c.OriginalUrl()
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// => '/search?q=something'
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})
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```
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Sets the response’s HTTP header field to value. To set multiple fields at once, pass an object as the parameter.
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```go
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// Function signature
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c.Set(key string, value string)
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c.Set(key, value string)
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// Example
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app.Get("/", func(c *fiber.Ctx) {
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@ -245,6 +245,7 @@ func (r *Fiber) registerHandler(method, path string, handler func(*Ctx)) {
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// handler :
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func (r *Fiber) handler(fctx *fasthttp.RequestCtx) {
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found := false
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// get custom context from sync pool
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ctx := acquireCtx(fctx)
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// get path and method from main context
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ctx.params = &[]string{"*"}
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ctx.values = []string{path}
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}
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found = true
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// Execute handler with context
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route.handler(ctx)
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// if next is not set, leave loop and release ctx
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@ -287,6 +289,7 @@ func (r *Fiber) handler(fctx *fasthttp.RequestCtx) {
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ctx.values = matches[0][1:len(matches[0])]
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}
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}
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found = true
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// Execute handler with context
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route.handler(ctx)
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// if next is not set, leave loop and release ctx
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@ -296,6 +299,10 @@ func (r *Fiber) handler(fctx *fasthttp.RequestCtx) {
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// set next to false for next iteration
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ctx.next = false
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}
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if !found {
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// No routes found
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ctx.Status(404).Send("Not Found")
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}
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// release context back into sync pool
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releaseCtx(ctx)
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}
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