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@@ -1,2 +1,54 @@
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# golang-server-sessions
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Sessions for http server based on files and cookies
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+
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+## How to use
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+```
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+go get github.com/vladimirok5959/golang-server-sessions
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+```
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+```
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+package main
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+
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+import (
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+ "fmt"
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+ "net/http"
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+
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+ "github.com/vladimirok5959/golang-server-sessions/session"
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+)
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+
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+func main() {
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+ http.HandleFunc("/", func(w http.ResponseWriter, r *http.Request) {
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+ // Init session
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+ sess := session.New(w, r, "./tmp")
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+ defer sess.Close()
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+
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+ if r.URL.Path == "/" {
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+ var counter int
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+
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+ // Get value or set default
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+ if sess.IsSetInt("counter") {
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+ counter = sess.GetInt("counter", 0)
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+ } else {
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+ counter = 0
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+ }
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+
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+ // Increment value
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+ counter++
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+
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+ // Update
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+ sess.SetInt("counter", counter)
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+
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+ w.Header().Set("Cache-Control", "no-cache, no-store, must-revalidate")
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+ w.Header().Set("Content-Type", "text/html")
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+ w.Write([]byte(`
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+ <div>Hello World!</div>
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+ <div>Counter: ` + fmt.Sprintf("%d", counter) + `</div>
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+ `))
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+ } else {
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+ w.WriteHeader(http.StatusNotFound)
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+ w.Write([]byte(`<div>Error 404!</div>`))
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+ }
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+ })
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+
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+ http.ListenAndServe(":8080", nil)
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+}
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+```
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