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package main
import (
"encoding/hex"
"encoding/json"
"fmt"
"io/ioutil"
"log"
"net/http"
"time"
_ "github.com/lib/pq"
)
type User struct {
Id int
Type string
OpId string `json:"sub"`
Name string `json:"given_name"`
Email string `json:"email"`
LfmName string
LfmPassword string
}
type UserSession struct {
Id string
UserId int
UserName string
}
func (app *App) login(w http.ResponseWriter, r *http.Request) {
state := hex.EncodeToString(genKey(32))
if err := app.SetCookie(w, "state", state, 120); err != nil {
log.Panic(err)
}
url := app.Config.OAuth.AuthCodeURL(state)
app.Template.ExecuteTemplate(w, "login.tmpl", url)
}
func (app *App) root(w http.ResponseWriter, r *http.Request) {
if r.URL.Path != "/" {
http.NotFound(w, r)
return
}
se := new(UserSession)
err := app.GetCookie(r, "session", se)
if err != nil {
http.Redirect(w, r, "/login", http.StatusFound)
return
}
scrobbles := app.RecentScrobbles(se.UserId)
np := app.NowPlaying(se.UserId)
np.Image = "static/np2.gif"
if time.Since(np.Time) > time.Duration(np.Duration)*time.Second {
np = nil
}
app.Template.ExecuteTemplate(w, "index.tmpl", struct {
Session *UserSession
Scrobbles []*Scrobble
NowPlaying *Scrobble
}{se, scrobbles, np})
}
func (app *App) callback(w http.ResponseWriter, r *http.Request) {
defer func() {
if rec := recover(); rec != nil {
http.Redirect(w, r, "/login", http.StatusFound)
log.Println(rec)
}
}()
var state string
app.GetCookie(r, "state", &state)
if state == "" || state != r.FormValue("state") {
panic(fmt.Errorf("state"))
}
code := r.FormValue("code")
tok, _ := app.Config.OAuth.Exchange(r.Context(), code)
client := app.Config.OAuth.Client(r.Context(), tok)
resp, _ := client.Get("https://www.googleapis.com/plus/v1/people/me/openIdConnect")
p, _ := ioutil.ReadAll(resp.Body)
user := &User{Type: "google"}
json.Unmarshal(p, user)
s := &UserSession{Id: hex.EncodeToString(genKey(32))}
var newUser bool
if err := app.GetUser(user); err != nil {
newUser = true
if err := app.InsertUser(user); err != nil {
panic(err)
}
}
s.UserId = user.Id
s.UserName = user.Name
app.InsertUserSession(s)
app.SetCookie(w, "session", s, 86400*30)
if newUser {
http.Redirect(w, r, "/settings", http.StatusTemporaryRedirect)
} else {
http.Redirect(w, r, "/", http.StatusFound)
}
}
func (app *App) settings(w http.ResponseWriter, r *http.Request) {
se := new(UserSession)
err := app.GetCookie(r, "session", se)
if err != nil {
http.Redirect(w, r, "/login", http.StatusFound)
return
}
if r.Method == "POST" && r.FormValue("save") != "" {
u := &User{
Id: se.UserId,
Name: r.FormValue("name"),
Email: r.FormValue("email"),
LfmName: r.FormValue("lfm_name"),
}
if password := r.FormValue("lfm_password"); password != "" {
u.LfmPassword = md5hex(password)
}
if err := app.SaveUser(u); err != nil {
log.Println(err)
}
se.UserName = u.Name
app.SetCookie(w, "session", se, 86400*30)
}
if r.Method == "POST" && r.FormValue("import") != "" {
u := &User{
Id: se.UserId,
}
app.GetUser(u)
go app.ImportRecentTracks(u)
}
if r.Method == "POST" && r.FormValue("love_import") != "" {
u := &User{
Id: se.UserId,
}
app.GetUser(u)
go app.ImportLovedTracks(u)
}
user := &User{Id: se.UserId}
if err := app.GetUser(user); err != nil {
log.Println(err)
}
i, err := app.ImportStats(user.LfmName)
li, err := app.LoveImportStats(user.LfmName)
err = app.Template.ExecuteTemplate(w, "settings.tmpl", struct {
Session *UserSession
*User
LoveImport *LoveImport
Import *Import
}{Session: se, User: user, LoveImport: li, Import: i})
if err != nil {
log.Println(err)
}
}
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