persistent cookie

cookie.go

package main

import (
	"errors"
	"net/http"

	"github.com/Komosa/persistent-cookiejar"
	"golang.org/x/net/publicsuffix"
)

func (cf *cf) initUser(user string) error {
	path, err := confFile()
	if err != nil {
		return err
	}
	jar, err := cookiejar.New(&cookiejar.Options{
		PublicSuffixList: publicsuffix.List,
		Filename:         path + "_" + user + ".cookie",
	})
	cf.client = &http.Client{Jar: jar}
	cf.user = user
	return err
}

func (cf *cf) saveCookie() error {
	j, ok := cf.client.Jar.(*cookiejar.Jar)
	if !ok {
		return errors.New("unexpected CookieJar interface")
	}
	return j.Save()
}