HTTP Referrer
The Referrer-Policy HTTP header controls how much referrer information (sent via the Referer header) should be included with requests.
The
GetReferrer
method extracts and returns the information from the "Referer"
(or "Referrer"
) header and url query parameter as specified in https://developer.mozilla.org/en-US/docs/Web/HTTP/Headers/Referrer-Policy.GetReferrer() Referrer
Which
Referrer
looks like that:type Referrer struct {
Type ReferrerType
Label string
URL string
Subdomain string
Domain string
Tld string
Path string
Query string
GoogleType ReferrerGoogleSearchType
}
The
ReferrerType
is the enum for a Referrer.Type value (indirect, direct, email, search, social). The available types are:ReferrerInvalid
ReferrerIndirect
ReferrerDirect
ReferrerEmail
ReferrerSearch
ReferrerSocial
The
GoogleType
can be one of those:ReferrerNotGoogleSearch
ReferrerGoogleOrganicSearch
ReferrerGoogleAdwords
package main
import "github.com/kataras/iris/v12"
func main() {
app := iris.New()
app.Get("/", func(ctx iris.Context) {
r := ctx.GetReferrer()
switch r.Type {
case iris.ReferrerSearch:
ctx.Writef("Search %s: %s\n", r.Label, r.Query)
ctx.Writef("Google: %s\n", r.GoogleType)
case iris.ReferrerSocial:
ctx.Writef("Social %s\n", r.Label)
case iris.ReferrerIndirect:
ctx.Writef("Indirect: %s\n", r.URL)
}
})
app.Listen(":8080")
}
How to
curl
:curl http://localhost:8080?\
referrer=https://twitter.com/Xinterio/status/1023566830974251008
curl http://localhost:8080?\
referrer=https://www.google.com/search?q=Top+6+golang+web+frameworks\
&oq=Top+6+golang+web+frameworks
Last modified 2mo ago