Exemplo n.º 1
0
func AddSubscription(c mpg.Context, w http.ResponseWriter, r *http.Request) {
	backupOPML(c)
	cu := user.Current(c)
	url := r.FormValue("url")
	o := &OpmlOutline{
		Outline: []*OpmlOutline{
			&OpmlOutline{XmlUrl: url},
		},
	}
	if err := addFeed(c, cu.ID, o); err != nil {
		c.Errorf("add sub error (%s): %s", url, err.Error())
		serveError(w, err)
		return
	}

	gn := goon.FromContext(c)
	ud := UserData{Id: "data", Parent: gn.Key(&User{Id: cu.ID})}
	gn.Get(&ud)
	if err := mergeUserOpml(c, &ud, o); err != nil {
		c.Errorf("add sub error opml (%v): %v", url, err)
		serveError(w, err)
		return
	}
	gn.PutMany(&ud, &Log{
		Parent: ud.Parent,
		Id:     time.Now().UnixNano(),
		Text:   fmt.Sprintf("add sub: %v", url),
	})
	if r.Method == "GET" {
		http.Redirect(w, r, routeUrl("main"), http.StatusFound)
	}
	backupOPML(c)
}
Exemplo n.º 2
0
func Charge(c mpg.Context, w http.ResponseWriter, r *http.Request) {
	cu := user.Current(c)
	gn := goon.FromContext(c)
	u := User{Id: cu.ID}
	uc := UserCharge{Id: 1, Parent: gn.Key(&u)}
	if err := gn.Get(&u); err != nil {
		serveError(w, err)
		return
	} else if u.Account != AFree {
		serveError(w, fmt.Errorf("You're already subscribed."))
		return
	}
	if err := gn.Get(&uc); err == nil && len(uc.Customer) > 0 {
		serveError(w, fmt.Errorf("You're already subscribed."))
		return
	} else if err != datastore.ErrNoSuchEntity {
		serveError(w, err)
		return
	}
	resp, err := stripe(c, "POST", "customers", url.Values{
		"email":       {u.Email},
		"description": {u.Id},
		"card":        {r.FormValue("stripeToken")},
		"plan":        {STRIPE_PLAN},
	}.Encode())
	if err != nil {
		serveError(w, err)
		return
	} else if resp.StatusCode != http.StatusOK {
		c.Errorf("%s", resp.Body)
		serveError(w, fmt.Errorf("Error"))
		return
	}
	defer resp.Body.Close()
	b, _ := ioutil.ReadAll(resp.Body)
	var sc StripeCustomer
	if err := json.Unmarshal(b, &sc); err != nil {
		serveError(w, err)
		return
	}
	if err := gn.RunInTransaction(func(gn *goon.Goon) error {
		if err := gn.Get(&u); err != nil && err != datastore.ErrNoSuchEntity {
			return err
		}
		if err := gn.Get(&uc); err != nil && err != datastore.ErrNoSuchEntity {
			return err
		}
		u.Account = APaid
		uc.Customer = sc.Id
		uc.Last4 = sc.Card.Last4
		uc.Created = time.Unix(sc.Created, 0)
		_, err := gn.PutMany(&u, &uc)
		return err
	}, nil); err != nil {
		serveError(w, err)
		return
	}
	b, _ = json.Marshal(&uc)
	w.Write(b)
}
Exemplo n.º 3
0
func Donate(c mpg.Context, w http.ResponseWriter, r *http.Request) {
	cu := user.Current(c)
	gn := goon.FromContext(c)
	u := User{Id: cu.ID}
	if err := gn.Get(&u); err != nil {
		serveError(w, err)
		return
	}
	amount, err := strconv.Atoi(r.FormValue("amount"))
	if err != nil || amount < 200 {
		serveError(w, fmt.Errorf("bad amount: %v", r.FormValue("amount")))
		return
	}
	resp, err := stripe(c, "POST", "charges", url.Values{
		"amount":      {r.FormValue("amount")},
		"description": {fmt.Sprintf("%v - %v", u.Id, u.Email)},
		"card":        {r.FormValue("stripeToken")},
		"currency":    {"usd"},
	}.Encode())
	if err != nil {
		serveError(w, err)
		return
	} else if resp.StatusCode != http.StatusOK {
		c.Errorf("%s", resp.Body)
		serveError(w, fmt.Errorf("Error"))
		return
	}
}
Exemplo n.º 4
0
func doUncheckout(c mpg.Context) (*UserCharge, error) {
	cu := user.Current(c)
	gn := goon.FromContext(c)
	u := User{Id: cu.ID}
	uc := UserCharge{Id: 1, Parent: gn.Key(&u)}
	if err := gn.Get(&u); err != nil {
		return nil, err
	}
	if err := gn.Get(&uc); err != nil || len(uc.Customer) == 0 {
		return nil, err
	}
	resp, err := stripe(c, "DELETE", "customers/"+uc.Customer, "")
	if err != nil {
		return nil, err
	} else if resp.StatusCode != http.StatusOK {
		c.Errorf("%s", resp.Body)
		c.Errorf("stripe delete error, but proceeding")
	}
	if err := gn.RunInTransaction(func(gn *goon.Goon) error {
		if err := gn.Get(&u); err != nil && err != datastore.ErrNoSuchEntity {
			return err
		}
		u.Account = AFree
		u.Until = uc.Next
		if err := gn.Delete(gn.Key(&uc)); err != nil {
			return err
		}
		_, err := gn.Put(&u)
		return err
	}, nil); err != nil {
		return nil, err
	}
	return &uc, nil
}
Exemplo n.º 5
0
func UploadOpml(c mpg.Context, w http.ResponseWriter, r *http.Request) {
	opml := Opml{}
	if err := json.Unmarshal([]byte(r.FormValue("opml")), &opml.Outline); err != nil {
		serveError(w, err)
		return
	}
	backupOPML(c)
	cu := user.Current(c)
	gn := goon.FromContext(c)
	u := User{Id: cu.ID}
	ud := UserData{Id: "data", Parent: gn.Key(&u)}
	if err := gn.Get(&ud); err != nil {
		serveError(w, err)
		c.Errorf("get err: %v", err)
		return
	}
	if b, err := json.Marshal(&opml); err != nil {
		serveError(w, err)
		c.Errorf("json err: %v", err)
		return
	} else {
		l := Log{
			Parent: ud.Parent,
			Id:     time.Now().UnixNano(),
			Text:   fmt.Sprintf("upload opml: %v -> %v", len(ud.Opml), len(b)),
		}
		ud.Opml = b
		if _, err := gn.PutMany(&ud, &l); err != nil {
			serveError(w, err)
			return
		}
		backupOPML(c)
	}
}
Exemplo n.º 6
0
func includes(c mpg.Context, r *http.Request) *Includes {
	i := &Includes{
		Angular:             Angular,
		BootstrapCss:        BootstrapCss,
		BootstrapJs:         BootstrapJs,
		Jquery:              Jquery,
		Underscore:          Underscore,
		MiniProfiler:        c.Includes(r),
		GoogleAnalyticsId:   GOOGLE_ANALYTICS_ID,
		GoogleAnalyticsHost: GOOGLE_ANALYTICS_HOST,
		IsDev:               isDevServer,
	}

	if cu := user.Current(c); cu != nil {
		gn := goon.FromContext(c)
		user := &User{Id: cu.ID}
		if err := gn.Get(user); err == nil {
			i.User = user
			i.IsAdmin = cu.Admin

			if len(user.Messages) > 0 {
				i.Messages = user.Messages
				user.Messages = nil
				gn.Put(user)
			}
		}
	}

	return i
}
Exemplo n.º 7
0
func UploadOpml(c mpg.Context, w http.ResponseWriter, r *http.Request) {
	opml := Opml{}
	if err := json.Unmarshal([]byte(r.FormValue("opml")), &opml.Outline); err != nil {
		serveError(w, err)
		return
	}
	backupOPML(c)
	cu := user.Current(c)
	gn := goon.FromContext(c)
	u := User{Id: cu.ID}
	ud := UserData{Id: "data", Parent: gn.Key(&u)}
	if err := gn.Get(&ud); err != nil {
		serveError(w, err)
		c.Errorf("get err: %v", err)
		return
	}
	if b, err := json.Marshal(&opml); err != nil {
		saveError(c, fmt.Sprintf("%v", opml), err)
		serveError(w, err)
		c.Errorf("json err: %v", err)
		return
	} else {
		ud.Opml = b
	}
	gn.Put(&ud)
	backupOPML(c)
}
Exemplo n.º 8
0
func UpdateFeed(c mpg.Context, w http.ResponseWriter, r *http.Request) {
	gn := goon.FromContext(appengine.Timeout(c, time.Minute))
	url := r.FormValue("feed")
	if url == "" {
		c.Errorf("empty update feed")
		return
	}
	c.Debugf("update feed %s", url)
	last := len(r.FormValue("last")) > 0
	f := Feed{Url: url}
	s := ""
	defer func() {
		gn.Put(&Log{
			Parent: gn.Key(&f),
			Id:     time.Now().UnixNano(),
			Text:   "UpdateFeed - " + s,
		})
	}()
	if err := gn.Get(&f); err == datastore.ErrNoSuchEntity {
		c.Errorf("no such entity - " + url)
		s += "NSE"
		return
	} else if err != nil {
		s += "err - " + err.Error()
		return
	} else if last {
		// noop
	}
	if time.Now().Before(f.NextUpdate) {
		c.Errorf("feed %v already updated: %v", url, f.NextUpdate)
		s += "already updated"
		return
	}

	feedError := func(err error) {
		s += "feed err - " + err.Error()
		f.Errors++
		v := f.Errors + 1
		const max = 24 * 7
		if v > max {
			v = max
		} else if f.Errors == 1 {
			v = 0
		}
		f.NextUpdate = time.Now().Add(time.Hour * time.Duration(v))
		gn.Put(&f)
		c.Warningf("error with %v (%v), bump next update to %v, %v", url, f.Errors, f.NextUpdate, err)
	}

	if feed, stories, err := fetchFeed(c, f.Url, f.Url); err == nil {
		if err := updateFeed(c, f.Url, feed, stories, false, false, last); err != nil {
			feedError(err)
		} else {
			s += "success"
		}
	} else {
		feedError(err)
	}
	f.Subscribe(c)
}
Exemplo n.º 9
0
func UpdateFeeds(c mpg.Context, w http.ResponseWriter, r *http.Request) {
	q := datastore.NewQuery("F").KeysOnly().Filter("n <=", time.Now())
	q = q.Limit(10 * 60 * 2) // 10/s queue, 2 min cron
	it := q.Run(appengine.Timeout(c, time.Minute))
	tc := make(chan *taskqueue.Task)
	done := make(chan bool)
	i := 0
	u := routeUrl("update-feed")
	go taskSender(c, "update-feed", tc, done)
	for {
		k, err := it.Next(nil)
		if err == datastore.Done {
			break
		} else if err != nil {
			c.Errorf("next error: %v", err.Error())
			break
		}
		tc <- taskqueue.NewPOSTTask(u, url.Values{
			"feed": {k.StringID()},
		})
		i++
	}
	close(tc)
	<-done
	c.Infof("updating %d feeds", i)
}
Exemplo n.º 10
0
func DeleteOldFeed(c mpg.Context, w http.ResponseWriter, r *http.Request) {
	g := goon.FromContext(c)
	oldDate := time.Now().Add(-time.Hour * 24 * 90)
	feed := Feed{Url: r.FormValue("f")}
	if err := g.Get(&feed); err != nil {
		c.Criticalf("err: %v", err)
		return
	}
	if feed.LastViewed.After(oldDate) {
		return
	}
	q := datastore.NewQuery(g.Kind(&Story{})).Ancestor(g.Key(&feed)).KeysOnly()
	keys, err := q.GetAll(c, nil)
	if err != nil {
		c.Criticalf("err: %v", err)
		return
	}
	q = datastore.NewQuery(g.Kind(&StoryContent{})).Ancestor(g.Key(&feed)).KeysOnly()
	sckeys, err := q.GetAll(c, nil)
	if err != nil {
		c.Criticalf("err: %v", err)
		return
	}
	keys = append(keys, sckeys...)
	c.Infof("delete: %v - %v", feed.Url, len(keys))
	err = g.DeleteMulti(keys)
	if err != nil {
		c.Criticalf("err: %v", err)
	}
}
Exemplo n.º 11
0
func SubscribeFeed(c mpg.Context, w http.ResponseWriter, r *http.Request) {
	gn := goon.FromContext(c)
	f := Feed{Url: r.FormValue("feed")}
	if err := gn.Get(&f); err != nil {
		c.Errorf("%v: %v", err, f.Url)
		serveError(w, err)
		return
	} else if f.IsSubscribed() {
		return
	}
	u := url.Values{}
	u.Add("hub.callback", f.PubSubURL())
	u.Add("hub.mode", "subscribe")
	u.Add("hub.verify", "sync")
	fu, _ := url.Parse(f.Url)
	fu.Fragment = ""
	u.Add("hub.topic", fu.String())
	req, err := http.NewRequest("POST", PUBSUBHUBBUB_HUB, strings.NewReader(u.Encode()))
	req.Header.Set("Content-Type", "application/x-www-form-urlencoded")
	cl := urlfetch.Client(c)
	resp, err := cl.Do(req)
	if err != nil {
		c.Errorf("req error: %v", err)
	} else if resp.StatusCode != 204 {
		c.Errorf("resp: %v - %v", f.Url, resp.Status)
		c.Errorf("%s", resp.Body)
	} else {
		c.Infof("subscribed: %v", f.Url)
	}
}
Exemplo n.º 12
0
func FeedHistory(c mpg.Context, w http.ResponseWriter, r *http.Request) {
	cu := user.Current(c)
	gn := goon.FromContext(c)
	u := User{Id: cu.ID}
	uk := gn.Key(&u)
	if v := r.FormValue("v"); len(v) == 0 {
		q := datastore.NewQuery(gn.Key(&UserOpml{}).Kind()).Ancestor(uk).KeysOnly()
		keys, err := gn.GetAll(q, nil)
		if err != nil {
			serveError(w, err)
			return
		}
		times := make([]string, len(keys))
		for i, k := range keys {
			times[i] = strconv.FormatInt(k.IntID(), 10)
		}
		b, _ := json.Marshal(&times)
		w.Write(b)
	} else {
		a, _ := strconv.ParseInt(v, 10, 64)
		uo := UserOpml{Id: a, Parent: uk}
		c.Errorf("k: %v", uo)
		if err := gn.Get(&uo); err != nil {
			serveError(w, err)
			return
		}
		downloadOpml(w, uo.opml(), cu.Email)
	}
}
Exemplo n.º 13
0
func Main(c mpg.Context, w http.ResponseWriter, r *http.Request) {
	if err := templates.ExecuteTemplate(w, "base.html", includes(c, w, r)); err != nil {
		c.Errorf("%v", err)
		serveError(w, err)
		return
	}
}
Exemplo n.º 14
0
func GetFeed(c mpg.Context, w http.ResponseWriter, r *http.Request) {
	gn := goon.FromContext(c)
	f := Feed{Url: r.FormValue("f")}
	var stars []string
	wg := sync.WaitGroup{}
	fk := gn.Key(&f)
	q := datastore.NewQuery(gn.Kind(&Story{})).Ancestor(fk).KeysOnly()
	q = q.Order("-" + IDX_COL)
	if cur := r.FormValue("c"); cur != "" {
		if dc, err := datastore.DecodeCursor(cur); err == nil {
			q = q.Start(dc)
		}
	} else {
		// grab the stars list on the first run
		wg.Add(1)
		go c.Step("stars", func(c mpg.Context) {
			gn := goon.FromContext(c)
			usk := starKey(c, f.Url, "")
			q := datastore.NewQuery(gn.Kind(&UserStar{})).Ancestor(gn.Key(usk).Parent()).KeysOnly()
			keys, _ := gn.GetAll(q, nil)
			stars = make([]string, len(keys))
			for i, key := range keys {
				stars[i] = starID(key)
			}
			wg.Done()
		})
	}
	iter := gn.Run(q)
	var stories []*Story
	for i := 0; i < 20; i++ {
		if k, err := iter.Next(nil); err == nil {
			stories = append(stories, &Story{
				Id:     k.StringID(),
				Parent: k.Parent(),
			})
		} else if err == datastore.Done {
			break
		} else {
			serveError(w, err)
			return
		}
	}
	cursor := ""
	if ic, err := iter.Cursor(); err == nil {
		cursor = ic.String()
	}
	gn.GetMulti(&stories)
	wg.Wait()
	b, _ := json.Marshal(struct {
		Cursor  string
		Stories []*Story
		Stars   []string `json:",omitempty"`
	}{
		Cursor:  cursor,
		Stories: stories,
		Stars:   stars,
	})
	w.Write(b)
}
Exemplo n.º 15
0
func ImportOpml(c mpg.Context, w http.ResponseWriter, r *http.Request) {
	cu := user.Current(c)
	gn := goon.FromContext(c)
	u := User{Id: cu.ID}
	if err := gn.Get(&u); err != nil {
		serveError(w, err)
		return
	}
	backupOPML(c)

	if file, _, err := r.FormFile("file"); err == nil {
		if fdata, err := ioutil.ReadAll(file); err == nil {
			buf := bytes.NewReader(fdata)
			// attempt to extract from google reader takeout zip
			if zb, zerr := zip.NewReader(buf, int64(len(fdata))); zerr == nil {
				for _, f := range zb.File {
					if strings.HasSuffix(f.FileHeader.Name, "Reader/subscriptions.xml") {
						if rc, rerr := f.Open(); rerr == nil {
							if fb, ferr := ioutil.ReadAll(rc); ferr == nil {
								fdata = fb
								break
							}
						}
					}
				}
			}

			// Preflight the OPML, so we can report any errors.
			d := xml.NewDecoder(bytes.NewReader(fdata))
			d.CharsetReader = charset.NewReader
			d.Strict = false
			opml := Opml{}
			if err := d.Decode(&opml); err != nil {
				serveError(w, err)
				c.Errorf("opml error: %v", err.Error())
				return
			}

			var b bytes.Buffer
			enc := gob.NewEncoder(&b)
			err := enc.Encode(&opml)
			if err != nil {
				serveError(w, err)
				return
			}
			bk, err := saveFile(c, b.Bytes())
			if err != nil {
				serveError(w, err)
				return
			}
			task := taskqueue.NewPOSTTask(routeUrl("import-opml-task"), url.Values{
				"key":  {string(bk)},
				"user": {cu.ID},
			})
			taskqueue.Add(c, task, "import-reader")
		}
	}
}
Exemplo n.º 16
0
func UpdateFeeds(c mpg.Context, w http.ResponseWriter, r *http.Request) {
	gn := goon.FromContext(c)
	q := datastore.NewQuery(gn.Key(&Feed{}).Kind()).KeysOnly()
	q = q.Filter("n <=", time.Now())

	q = q.Limit(1000)
	it := gn.Run(q)
	var keys []*datastore.Key
	var del []*datastore.Key
	for {
		k, err := it.Next(nil)
		if err == datastore.Done {
			break
		} else if err != nil {
			c.Errorf("next error: %v", err.Error())
			break
		} else if len(k.StringID()) == 0 {
			del = append(del, k)
			continue
		}
		keys = append(keys, k)
	}
	tasks := make([]*taskqueue.Task, len(keys))
	for i, k := range keys {
		tasks[i] = taskqueue.NewPOSTTask(routeUrl("update-feed"), url.Values{
			"feed": {k.StringID()},
		})
	}
	var ts []*taskqueue.Task
	const taskLimit = 100
	for len(tasks) > 0 {
		if len(tasks) > taskLimit {
			ts = tasks[:taskLimit]
			tasks = tasks[taskLimit:]
		} else {
			ts = tasks
			tasks = tasks[0:0]
		}
		if _, err := taskqueue.AddMulti(c, ts, "update-feed"); err != nil {
			c.Errorf("taskqueue error: %v", err.Error())
		}
	}
	c.Infof("updating %d feeds", len(keys))

	if len(del) > 0 {
		c.Errorf("attempt to delete %v feeds", len(del))
		if err := gn.DeleteMulti(del); err != nil {
			c.Errorf("delete error: %v", err.Error())
		}
		fmt.Fprintf(w, `<html><head><meta http-equiv="refresh" content="0"></head></html>`)
		fmt.Fprintf(w, "attempt to delete %v feeds", len(del))
		for _, k := range del {
			fmt.Fprintf(w, "\n<br>%v", k)
		}
	}
	fmt.Fprintf(w, "updating %d feeds", len(keys))
}
Exemplo n.º 17
0
func ClearFeeds(c mpg.Context, w http.ResponseWriter, r *http.Request) {
	if !isDevServer {
		return
	}

	cu := user.Current(c)
	gn := goon.FromContext(c)
	done := make(chan bool)
	go func() {
		u := &User{Id: cu.ID}
		defer func() { done <- true }()
		ud := &UserData{Id: "data", Parent: gn.Key(u)}
		if err := gn.Get(u); err != nil {
			c.Errorf("user del err: %v", err.Error())
			return
		}
		gn.Get(ud)
		u.Read = time.Time{}
		ud.Read = nil
		ud.Opml = nil
		gn.PutMany(u, ud)
		c.Infof("%v cleared", u.Email)
	}()
	del := func(kind string) {
		defer func() { done <- true }()
		q := datastore.NewQuery(kind).KeysOnly()
		keys, err := gn.GetAll(q, nil)
		if err != nil {
			c.Errorf("err: %v", err.Error())
			return
		}
		if err := gn.DeleteMulti(keys); err != nil {
			c.Errorf("err: %v", err.Error())
			return
		}
		c.Infof("%v deleted", kind)
	}
	types := []interface{}{
		&Feed{},
		&Story{},
		&StoryContent{},
		&DateFormat{},
		&Log{},
		&UserOpml{},
	}
	for _, i := range types {
		k := gn.Key(i).Kind()
		go del(k)
	}

	for i := 0; i < len(types); i++ {
		<-done
	}

	http.Redirect(w, r, routeUrl("main"), http.StatusFound)
}
Exemplo n.º 18
0
func fetchFeed(c mpg.Context, origUrl, fetchUrl string) (*Feed, []*Story, error) {
	u, err := url.Parse(fetchUrl)
	if err != nil {
		return nil, nil, err
	}
	if u.Host == "" {
		u.Host = u.Path
		u.Path = ""
	}
	const clURL = "craigslist.org"
	if strings.HasSuffix(u.Host, clURL) || u.Host == clURL {
		return nil, nil, fmt.Errorf("Craigslist blocks our server host: not possible to subscribe")
	}
	if u.Scheme == "" {
		u.Scheme = "http"
		origUrl = u.String()
		fetchUrl = origUrl
		if origUrl == "" {
			return nil, nil, fmt.Errorf("bad URL")
		}
	}

	cl := &http.Client{
		Transport: &urlfetch.Transport{
			Context:  c,
			Deadline: time.Minute,
		},
	}
	if resp, err := cl.Get(fetchUrl); err == nil && resp.StatusCode == http.StatusOK {
		reader := io.LimitReader(resp.Body, 1<<21)
		defer resp.Body.Close()
		b, _ := ioutil.ReadAll(reader)
		if autoUrl, err := Autodiscover(b); err == nil && origUrl == fetchUrl {
			if autoU, err := url.Parse(autoUrl); err == nil {
				if autoU.Scheme == "" {
					autoU.Scheme = u.Scheme
				}
				if autoU.Host == "" {
					autoU.Host = u.Host
				}
				autoUrl = autoU.String()
			}
			if autoUrl != fetchUrl {
				return fetchFeed(c, origUrl, autoUrl)
			}
		}
		return ParseFeed(c, origUrl, fetchUrl, b)
	} else if err != nil {
		c.Warningf("fetch feed error: %v", err)
		return nil, nil, fmt.Errorf("Could not fetch feed")
	} else {
		c.Warningf("fetch feed error: status code: %s", resp.Status)
		return nil, nil, fmt.Errorf("Bad response code from server")
	}
}
Exemplo n.º 19
0
func UpdateFeedLast(c mpg.Context, w http.ResponseWriter, r *http.Request) {
	gn := goon.FromContext(c)
	url := r.FormValue("feed")
	c.Debugf("update feed last %s", url)
	f := Feed{Url: url}
	if err := gn.Get(&f); err != nil {
		return
	}
	f.LastViewed = time.Now()
	gn.Put(&f)
}
Exemplo n.º 20
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// Task used to subscribe a feed to push.
func SubscribeFeed(c mpg.Context, w http.ResponseWriter, r *http.Request) {
	start := time.Now()
	gn := goon.FromContext(c)
	f := Feed{Url: r.FormValue("feed")}
	fk := gn.Key(&f)
	s := ""
	defer func() {
		gn.Put(&Log{
			Parent: fk,
			Id:     time.Now().UnixNano(),
			Text:   "SubscribeFeed - start " + start.String() + " - f.sub " + f.Subscribed.String() + " - " + s,
		})
	}()
	if err := gn.Get(&f); err != nil {
		c.Errorf("%v: %v", err, f.Url)
		serveError(w, err)
		s += "err"
		return
	} else if f.IsSubscribed() {
		s += "is subscribed"
		return
	}
	u := url.Values{}
	u.Add("hub.callback", f.PubSubURL())
	u.Add("hub.mode", "subscribe")
	u.Add("hub.verify", "sync")
	fu, _ := url.Parse(f.Url)
	fu.Fragment = ""
	u.Add("hub.topic", fu.String())
	req, err := http.NewRequest("POST", f.Hub, strings.NewReader(u.Encode()))
	req.Header.Set("Content-Type", "application/x-www-form-urlencoded")
	cl := &http.Client{
		Transport: &urlfetch.Transport{
			Context:  c,
			Deadline: time.Minute,
		},
	}
	resp, err := cl.Do(req)
	if err != nil {
		c.Errorf("req error: %v", err)
	} else if resp.StatusCode != http.StatusNoContent {
		f.Subscribed = time.Now().Add(time.Hour * 48)
		gn.Put(&f)
		if resp.StatusCode != http.StatusConflict {
			c.Errorf("resp: %v - %v", f.Url, resp.Status)
			c.Errorf("%s", resp.Body)
		}
		s += "resp err"
	} else {
		c.Infof("subscribed: %v", f.Url)
		s += "success"
	}
}
Exemplo n.º 21
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func includes(c mpg.Context, w http.ResponseWriter, r *http.Request) *Includes {
	i := &Includes{
		Angular:             Angular,
		BootstrapCss:        BootstrapCss,
		BootstrapJs:         BootstrapJs,
		FontAwesome:         FontAwesome,
		Jquery:              Jquery,
		JqueryUI:            JqueryUI,
		Underscore:          Underscore,
		MiniProfiler:        c.Includes(r),
		GoogleAnalyticsId:   GOOGLE_ANALYTICS_ID,
		GoogleAnalyticsHost: GOOGLE_ANALYTICS_HOST,
		IsDev:               isDevServer,
		StripeKey:           STRIPE_KEY,
		StripePlans:         STRIPE_PLANS,
		GoogleAd:            GOOGLE_AD,
		GoogleAdT:           GOOGLE_AD_TALL,
	}

	if cu := user.Current(c); cu != nil {
		gn := goon.FromContext(c)
		user := &User{Id: cu.ID}
		if err := gn.Get(user); err == nil {
			i.User = user
			i.IsAdmin = cu.Admin

			if len(user.Messages) > 0 {
				i.Messages = user.Messages
				user.Messages = nil
				gn.Put(user)
			}
			if user.Account != AFree {
				i.GoogleAd = ""
				i.GoogleAdT = ""
			}

			/*
				if _, err := r.Cookie("update-bug"); err != nil {
					i.Messages = append(i.Messages, "Go Read had some problems updating feeds. It may take a while for new stories to appear again. Sorry about that.")
					http.SetCookie(w, &http.Cookie{
						Name: "update-bug",
						Value: "done",
						Expires: time.Now().Add(time.Hour * 24 * 7),
					})
				}
			*/
		}
	}

	return i
}
Exemplo n.º 22
0
func SitemapFeed(c mpg.Context, w http.ResponseWriter, r *http.Request) {
	vars := mux.Vars(r)
	feed := vars["feed"]
	fk, err := datastore.DecodeKey(feed)
	if err != nil {
		serveError(w, err)
		return
	}
	bf := base64.URLEncoding.EncodeToString([]byte(fk.StringID()))
	q := datastore.NewQuery("S").KeysOnly().Ancestor(fk)
	q = q.Limit(Limit)
	cs := r.FormValue("c")
	if len(cs) > 0 {
		if cur, err := datastore.DecodeCursor(cs); err == nil {
			q = q.Start(cur)
		}
	}
	stories := make(map[string]string)
	it := q.Run(c)
	for {
		k, err := it.Next(nil)
		if err == datastore.Done {
			break
		} else if err != nil {
			c.Errorf("next error: %v", err)
			break
		}
		stories[k.StringID()] = base64.URLEncoding.EncodeToString([]byte(k.StringID()))
	}
	cs = ""
	if len(stories) == Limit {
		if cur, err := it.Cursor(); err == nil {
			cs = cur.String()
		}
	}
	if err := templates.ExecuteTemplate(w, "sitemap-feed.html", struct {
		Feed, Feed64 string
		Stories      map[string]string
		Cursor       string
	}{
		Feed:    feed,
		Feed64:  bf,
		Stories: stories,
		Cursor:  cs,
	}); err != nil {
		c.Errorf("%v", err)
		serveError(w, err)
		return
	}
}
Exemplo n.º 23
0
func UpdateFeeds(c mpg.Context, w http.ResponseWriter, r *http.Request) {
	gn := goon.FromContext(c)
	q := datastore.NewQuery(gn.Key(&Feed{}).Kind()).KeysOnly()
	q = q.Filter("n <=", time.Now())
	keys, _ := gn.GetAll(q, nil)
	for _, k := range keys {
		t := taskqueue.NewPOSTTask(routeUrl("update-feed"), url.Values{
			"feed": {k.StringID()},
		})
		if _, err := taskqueue.Add(c, t, "update-feed"); err != nil {
			c.Errorf("taskqueue error: %v", err.Error())
		}
	}
	c.Infof("updating %d feeds", len(keys))
}
Exemplo n.º 24
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func Charge(c mpg.Context, w http.ResponseWriter, r *http.Request) {
	cu := user.Current(c)
	gn := goon.FromContext(c)
	u := User{Id: cu.ID}
	uc := &UserCharge{Id: 1, Parent: gn.Key(&u)}
	if err := gn.Get(&u); err != nil {
		serveError(w, err)
		return
	} else if u.Account != AFree {
		serveError(w, fmt.Errorf("You're already subscribed."))
		return
	}
	if err := gn.Get(uc); err == nil && len(uc.Customer) > 0 {
		serveError(w, fmt.Errorf("You're already subscribed."))
		return
	} else if err != datastore.ErrNoSuchEntity {
		serveError(w, err)
		return
	}
	resp, err := stripe(c, "POST", "customers", url.Values{
		"email":       {u.Email},
		"description": {u.Id},
		"card":        {r.FormValue("token")},
		"plan":        {r.FormValue("plan")},
	}.Encode())
	if err != nil {
		serveError(w, err)
		return
	} else if resp.StatusCode != http.StatusOK {
		var se StripeError
		defer resp.Body.Close()
		b, _ := ioutil.ReadAll(resp.Body)
		if err := json.Unmarshal(b, &se); err == nil {
			serveError(w, fmt.Errorf(se.Error.Message))
		} else {
			serveError(w, fmt.Errorf("Error"))
		}
		c.Errorf("status: %v, %s", resp.StatusCode, b)
		return
	}
	uc, err = setCharge(c, resp)
	if err != nil {
		serveError(w, err)
		return
	}
	b, _ := json.Marshal(&uc)
	w.Write(b)
}
Exemplo n.º 25
0
func UpdateFeeds(c mpg.Context, w http.ResponseWriter, r *http.Request) {
	q := datastore.NewQuery("F").KeysOnly()
	q = q.Filter("n <=", time.Now())
	q = q.Limit(3000)
	var keys []*datastore.Key
	it := q.Run(c)
	retry := 0
	for {
		k, err := it.Next(nil)
		if err != nil {
			c.Errorf("next error: %v, retry: %v", err.Error(), retry)
			if retry == 5 {
				break
			}
			retry++
			it = q.Run(c)
		} else {
			keys = append(keys, k)
		}
	}
	if len(keys) == 0 {
		c.Errorf("giving up")
		return
	}

	tasks := make([]*taskqueue.Task, len(keys))
	for i, k := range keys {
		c.Infof("task: %v, %v", i, k)
		tasks[i] = taskqueue.NewPOSTTask(routeUrl("update-feed"), url.Values{
			"feed": {k.StringID()},
		})
	}
	var ts []*taskqueue.Task
	const taskLimit = 100
	for len(tasks) > 0 {
		if len(tasks) > taskLimit {
			ts = tasks[:taskLimit]
			tasks = tasks[taskLimit:]
		} else {
			ts = tasks
			tasks = tasks[0:0]
		}
		if _, err := taskqueue.AddMulti(c, ts, "update-feed"); err != nil {
			c.Errorf("taskqueue error: %v", err.Error())
		}
	}
	c.Infof("updating %d feeds", len(keys))
}
Exemplo n.º 26
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func DeleteAccount(c mpg.Context, w http.ResponseWriter, r *http.Request) {
	if _, err := doUncheckout(c); err != nil {
		c.Errorf("uncheckout err: %v", err)
	}
	cu := user.Current(c)
	gn := goon.FromContext(c)
	u := User{Id: cu.ID}
	ud := UserData{Id: "data", Parent: gn.Key(&u)}
	if err := gn.Get(&u); err != nil {
		serveError(w, err)
		return
	}
	gn.Delete(gn.Key(&ud))
	gn.Delete(ud.Parent)
	http.Redirect(w, r, routeUrl("logout"), http.StatusFound)
}
Exemplo n.º 27
0
func AdminUser(c mpg.Context, w http.ResponseWriter, r *http.Request) {
	gn := goon.FromContext(c)
	q := datastore.NewQuery(gn.Kind(&User{})).Limit(1)
	q = q.Filter("e =", r.FormValue("u"))
	it := gn.Run(q)
	var u User
	ud := UserData{Id: "data"}
	var h []Log
	k, err := it.Next(&u)
	if err != nil {
		serveError(w, err)
		return
	}
	ud.Parent = gn.Key(&u)
	gn.Get(&ud)
	until := r.FormValue("until")
	if d, err := time.Parse("2006-01-02", until); err == nil {
		u.Until = d
		gn.Put(&u)
	}
	if o := []byte(r.FormValue("opml")); len(o) > 0 {
		opml := Opml{}
		if err := json.Unmarshal(o, &opml); err != nil {
			serveError(w, err)
			return
		}
		ud.Opml = o
		if _, err := gn.Put(&ud); err != nil {
			serveError(w, err)
			return
		}
		c.Infof("opml updated")
	}
	q = datastore.NewQuery(gn.Kind(&Log{})).Ancestor(k)
	_, err = gn.GetAll(q, &h)
	if err := templates.ExecuteTemplate(w, "admin-user.html", struct {
		User User
		Data UserData
		Log  []Log
	}{
		u,
		ud,
		h,
	}); err != nil {
		serveError(w, err)
	}
}
Exemplo n.º 28
0
func addFeed(c mpg.Context, userid string, outline *OpmlOutline) error {
	gn := goon.FromContext(c)
	o := outline.Outline[0]
	c.Infof("adding feed %v to user %s", o.XmlUrl, userid)
	fu, ferr := url.Parse(o.XmlUrl)
	if ferr != nil {
		return ferr
	}
	fu.Fragment = ""
	o.XmlUrl = fu.String()

	f := Feed{Url: o.XmlUrl}
	if err := gn.Get(&f); err == datastore.ErrNoSuchEntity {
		if feed, stories, err := fetchFeed(c, o.XmlUrl, o.XmlUrl); err != nil {
			return fmt.Errorf("could not add feed %s: %v", o.XmlUrl, err)
		} else {
			f = *feed
			f.Updated = time.Time{}
			f.Checked = f.Updated
			f.NextUpdate = f.Updated
			f.LastViewed = time.Now()
			gn.Put(&f)
			for _, s := range stories {
				s.Created = s.Published
			}
			if err := updateFeed(c, f.Url, feed, stories, false, false, false); err != nil {
				return err
			}

			o.XmlUrl = feed.Url
			o.HtmlUrl = feed.Link
			if o.Title == "" {
				o.Title = feed.Title
			}
		}
	} else if err != nil {
		return err
	} else {
		o.HtmlUrl = f.Link
		if o.Title == "" {
			o.Title = f.Title
		}
	}
	o.Text = ""

	return nil
}
Exemplo n.º 29
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func fetchFeed(c mpg.Context, origUrl, fetchUrl string) (*Feed, []*Story) {
	u, err := url.Parse(fetchUrl)
	if u.Host == "" {
		u.Host = u.Path
		u.Path = ""
	}
	if err == nil && u.Scheme == "" {
		u.Scheme = "http"
		origUrl = u.String()
		fetchUrl = origUrl
		if origUrl == "" {
			return nil, nil
		}
	}

	cl := &http.Client{
		Transport: &urlfetch.Transport{
			Context:  c,
			Deadline: time.Minute,
		},
	}
	if resp, err := cl.Get(fetchUrl); err == nil && resp.StatusCode == http.StatusOK {
		defer resp.Body.Close()
		b, _ := ioutil.ReadAll(resp.Body)
		if autoUrl, err := Autodiscover(b); err == nil && origUrl == fetchUrl {
			if autoU, err := url.Parse(autoUrl); err == nil {
				if autoU.Scheme == "" {
					autoU.Scheme = u.Scheme
				}
				if autoU.Host == "" {
					autoU.Host = u.Host
				}
				autoUrl = autoU.String()
			}
			if autoUrl != fetchUrl {
				return fetchFeed(c, origUrl, autoUrl)
			}
		}
		return ParseFeed(c, origUrl, b)
	} else if err != nil {
		c.Warningf("fetch feed error: %s", err.Error())
	} else {
		c.Warningf("fetch feed error: status code: %s", resp.Status)
	}
	return nil, nil
}
Exemplo n.º 30
0
func taskSender(c mpg.Context, queue string, tc chan *taskqueue.Task, done chan bool) {
	const taskLimit = 100
	tasks := make([]*taskqueue.Task, 0, taskLimit)
	send := func() {
		taskqueue.AddMulti(c, tasks, queue)
		c.Infof("added %v tasks", len(tasks))
		tasks = tasks[0:0]
	}
	for t := range tc {
		tasks = append(tasks, t)
		if len(tasks) == taskLimit {
			send()
		}
	}
	if len(tasks) > 0 {
		send()
	}
	done <- true
}