Ejemplo n.º 1
0
// Delete deletes a Note from this Notebook, removes it from any Tags that refer to it and deletes any Tags
// that no longer refer to any Notes
func (notebook *Notebook) Delete(id string, c appengine.Context) (bool, error) {
	err := datastore.RunInTransaction(c, func(tc appengine.Context) error {
		note := Note{ID: id}
		noteKey := note.Key(c)
		err := cachestore.Get(tc, noteKey, &note)
		if err != nil {
			c.Errorf("getting note: %s", err)
			return err
		}

		// remove note
		if Debug {
			tc.Debugf("deleting note: %#v", note)
		}
		err = cachestore.Delete(tc, noteKey)
		if err != nil {
			c.Errorf("deleting note: %s", err)
			return err
		}

		// remove note from tags
		err = notebook.updateTags(noteKey, &note, new(Note), tc)
		if err != nil {
			return err
		}

		// remove note from notebook
		notebook.NoteKeys = removeKey(notebook.NoteKeys, noteKey)
		return notebook.save(tc)
	}, &datastore.TransactionOptions{XG: true})
	if err != nil {
		memcache.Flush(c)
	}
	return err == nil, err
}
Ejemplo n.º 2
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// DeleteAll deletes all Notes and Tags from this Notebook.
func (notebook *Notebook) DeleteAll(c appengine.Context) error {
	err := datastore.RunInTransaction(c, func(tc appengine.Context) error {
		err := cachestore.DeleteMulti(tc, notebook.NoteKeys)
		if err != nil {
			return err
		}
		return cachestore.DeleteMulti(tc, notebook.TagKeys)
	}, &datastore.TransactionOptions{XG: true})
	if err != nil {
		memcache.Flush(c)
	}
	return nil
}
Ejemplo n.º 3
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// handler for /admin/submit_links
func adminSubmitLinksHandler(w http.ResponseWriter, r *http.Request) {
	c := appengine.NewContext(r)
	order, _ := strconv.Atoi(strings.TrimSpace(r.FormValue("new_order")))
	link := SavedLink{
		Order: int64(order),
		Title: strings.TrimSpace(r.FormValue("new_title")),
		URL:   strings.TrimSpace(r.FormValue("new_url")),
	}
	_, err := datastore.Put(c, link.Key(c), &link)
	if err != nil {
		http.Error(w, err.Error(), http.StatusInternalServerError)
		return
	}
	log.Printf("Saved entry: %v", link)
	memcache.Flush(c)
	http.Redirect(w, r, fmt.Sprintf("/admin/links?added=%s", link.URL), http.StatusFound)
}
Ejemplo n.º 4
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func TestsHandler(w http.ResponseWriter, r *http.Request) {
	ctx = context.New(r)

	if err := memcache.Flush(ctx); err != nil {
		panic(err)
	}
	if err := FlushDs(ctx); err != nil {
		panic(err)
	}

	conf := &gocheck.RunConf{
		Output:        w,
		Stream:        false,
		Filter:        r.FormValue("f"),
		Verbose:       true,
		Benchmark:     false,
		BenchmarkTime: time.Second,
	}
	result := gocheck.RunAll(conf)
	w.Write([]byte(result.String()))
}
Ejemplo n.º 5
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// updateNote updates a Note in this Notebook, updating existing Tags to either start or stop pointing to it,
// cleaning up Tags that no longer point to any Note, and adding any new Tags.
func (notebook *Notebook) updateNote(note Note, c appengine.Context) (Note, error) {
	err := datastore.RunInTransaction(c, func(tc appengine.Context) error {
		// get old note
		var oldNote Note
		key := note.Key(tc)
		err := cachestore.Get(tc, key, &oldNote)
		if err != nil {
			tc.Errorf("getting old note: %s", err)
			return err
		}
		oldNote.ID = note.ID

		// add/update/delete tags
		err = notebook.updateTags(key, &oldNote, &note, tc)
		if err != nil {
			return err
		}

		// update note
		note.Created = oldNote.Created
		note.LastModified = time.Now()
		note.NotebookKeys = oldNote.NotebookKeys
		if Debug {
			tc.Debugf("updating note: %#v", note)
		}
		key, err = cachestore.Put(tc, key, &note)
		if err != nil {
			tc.Errorf("updating note: %s", err)
			return err
		}

		// update notebook
		return notebook.save(tc)
	}, &datastore.TransactionOptions{XG: true})
	if err != nil {
		memcache.Flush(c)
	}
	return note, err
}
Ejemplo n.º 6
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// addNote adds a Note to this Notebook, updating existing Tags to point to it if they're mentioned
// and adding any new Tags
func (notebook *Notebook) addNote(note Note, c appengine.Context) (Note, error) {
	err := datastore.RunInTransaction(c, func(tc appengine.Context) error {
		// add note (without tags) TODO add existing tags
		key, err := notebook.addNoteWithoutTags(&note, tc)
		if err != nil {
			return err
		}

		// add/update tags
		err = notebook.updateTags(key, new(Note), &note, tc)
		if err != nil {
			return err
		}

		// update note (with tags) TODO skip if no new tags
		if Debug {
			tc.Debugf("updating note (with tags): %#v", note)
		}
		key, err = cachestore.Put(tc, key, &note)
		if err != nil {
			tc.Errorf("updating note (with tags): %s", err)
			return err
		}

		// update notebook
		notebook.NoteKeys = append(notebook.NoteKeys, key)
		if len(note.TagKeys) > 0 {
			notebook.addTagKeys(note.TagKeys)
		} else {
			notebook.UntaggedNoteKeys = append(notebook.UntaggedNoteKeys, key)
		}
		return notebook.save(tc)
	}, &datastore.TransactionOptions{XG: true})
	if err != nil {
		memcache.Flush(c)
	}
	return note, err
}
Ejemplo n.º 7
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func Flush(c appengine.Context) error {
	return memcache.Flush(c)
}
Ejemplo n.º 8
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func (c *memcacheDriver) Flush() error {
	return memcache.Flush(c.c)
}
Ejemplo n.º 9
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// HTTP handler for /admin/submit - submits a blog entry into datastore
func adminSubmitEntryHandler(w http.ResponseWriter, r *http.Request) {
	content := strings.TrimSpace(r.FormValue("content"))
	title := strings.TrimSpace(r.FormValue("title"))
	slug := strings.TrimSpace(r.FormValue("slug"))
	entry := SavedEntry{}

	if len(content) == 0 {
		http.Error(w, "No content", http.StatusInternalServerError)
		return
	}
	if len(title) == 0 {
		http.Error(w, "No title", http.StatusInternalServerError)
		return
	}

	c := appengine.NewContext(r)

	if r.FormValue("is_new_post") == "1" {
		if u := user.Current(c); u != nil {
			entry.Author = u.String()
		}
	} else {
		entry, _ = GetSingleEntry(c, slug)
	}

	if r.FormValue("hidden") == "on" {
		entry.IsHidden = true
	} else {
		entry.IsHidden = false
	}
	if r.FormValue("allow_comments") == "on" {
		entry.AllowComments = true
	} else {
		entry.AllowComments = false
	}
	entry.IsPage, _ = strconv.ParseBool(r.FormValue("is_page"))
	entry.Content = []byte(content)
	entry.Title = title
	entry.Slug = slug
	log.Printf("Comments: %s (real=%s)", entry.AllowComments, r.FormValue("allow_comments"))
	if entry.PublishDate.IsZero() {
		entry.PublishDate = time.Now()
	}

	if entry.IsPage {
		entry.RelativeURL = entry.Slug
	} else {
		entry.RelativeURL = fmt.Sprintf("%d/%02d/%s", entry.PublishDate.Year(),
			entry.PublishDate.Month(), entry.Slug)
	}
	_, err := datastore.Put(c, entry.Key(c), &entry)
	if err != nil {
		http.Error(w, err.Error(), http.StatusInternalServerError)
		return
	}
	log.Printf("Saved entry: %v", entry)
	memcache.Flush(c)
	if entry.IsPage {
		http.Redirect(w, r, fmt.Sprintf("/admin/pages?added=%s", slug), http.StatusFound)
	} else {
		http.Redirect(w, r, fmt.Sprintf("/admin?added=%s", slug), http.StatusFound)
	}
}
Ejemplo n.º 10
0
//I need to implement a token on this form
func csvimport(w http.ResponseWriter, r *http.Request) *appError {
	c := appengine.NewContext(r)
	c.Debugf("method: ", r.Method)

	if r.Method != "POST" {
		return &appError{
			errors.New("Unsupported method call to import"),
			"Imports most be POSTed",
			http.StatusMethodNotAllowed,
		}
	}

	//this block for check the user's credentials should eventually be broken out into a filter
	u := user.Current(c)
	if u == nil {
		url, err := user.LoginURL(c, r.URL.String())
		if err != nil {
			return &appError{err, "Could not determine LoginURL", http.StatusInternalServerError}
		}
		w.Header().Set("Location", url)
		w.WriteHeader(http.StatusFound)
		return nil
	}

	//some crappy security so that only a certain person can upload things
	//we should probably have a users entity in datastore that we manage manually for this kinda thing
	if u.Email != "*****@*****.**" {
		return &appError{
			errors.New("Illegal import attempted by " + u.Email),
			"Your user is not allowed to import",
			http.StatusForbidden,
		}
	}

	//r.ParseMultipartForm(1 << 10)

	file, handler, err := r.FormFile("uploadfile")
	if err != nil {
		return &appError{err, "Error uploading file", http.StatusInternalServerError}
	}
	defer file.Close()

	log.Println(handler.Filename)

	cr := csv.NewReader(file)
	var res []*resource
	var keys []*datastore.Key

	//at the moment we always insert a new item, this should be an insert or update based on OrganizationName
	//if we get a large enough data set we'll need to implement two loops so that we only batch a certain number of records at a time
	for {
		rec, err := cr.Read()
		if err == io.EOF {
			break
		}
		if err != nil {
			return &appError{err, "Error reading file", http.StatusInternalServerError}
		}

		//we may want IDs in there eventually
		//_, err = strconv.ParseInt(rec[0], 2, 64)
		tmp := &resource{
			Category:         rec[1],
			OrganizationName: rec[2],
			Address:          rec[3],
			ZipCode:          rec[4],
			Days:             rec[5],
			TimeOpen:         rec[6],
			TimeClose:        rec[7],
			PeopleServed:     rec[8],
			Description:      rec[9],
			PhoneNumber:      rec[10],
			LastUpdatedBy:    u.Email,
			LastUpdatedTime:  time.Now().UTC(),
			IsActive:         true,
			Location:         appengine.GeoPoint{},
		}

		log.Printf("len slice check: %x, len rec LatLng check: %x, check for comma: %x", len(rec) > 11, len(rec[11]) > 0, strings.Index(rec[11], ",") != -1)

		if len(rec) > 11 && len(rec[11]) > 0 && strings.Index(rec[11], ",") != -1 {
			tmp.Location.Lng, _ = strconv.ParseFloat(strings.Split(rec[11], ",")[0], 64)
			tmp.Location.Lat, _ = strconv.ParseFloat(strings.Split(rec[11], ",")[1], 64)
			log.Println(tmp.Location)
		}

		res = append(res, tmp)

		keys = append(keys, datastore.NewIncompleteKey(c, "Resource", nil))
	}

	_, err = datastore.PutMulti(c, keys, res)
	if err != nil {
		log.Println(err.Error())
		http.Error(w, err.Error(), http.StatusInternalServerError)
		return &appError{err, "Error updating database", http.StatusInternalServerError}
	}

	// clear the cache
	memcache.Flush(c)

	http.Redirect(w, r, "/index.html", http.StatusFound)
	return nil
}
Ejemplo n.º 11
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func (session *Session) FlushCache() {
	memcache.Flush(session.context)
}
Ejemplo n.º 12
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func flushUserCache(c appengine.Context) {
	if err := memcache.Flush(c); err != nil {
		panic(&appError{err, "Error flushing memcache", 500})
	}
}