本文整理汇总了Golang中appengine/datastore.Put函数的典型用法代码示例。如果您正苦于以下问题:Golang Put函数的具体用法?Golang Put怎么用?Golang Put使用的例子?那么恭喜您, 这里精选的函数代码示例或许可以为您提供帮助。
在下文中一共展示了Put函数的15个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于系统推荐出更棒的Golang代码示例。
示例1: subscribe
// Subscribe adds a feed to the user's feed list if it is not already there.
func subscribe(c appengine.Context, f FeedInfo) error {
key := datastore.NewKey(c, feedKind, f.Url, 0, nil)
return datastore.RunInTransaction(c, func(c appengine.Context) error {
u, err := getUserInfo(c)
if err != nil {
return err
}
if len(u.Feeds) >= maxFeeds {
return fmt.Errorf("Too many feeds, max is %d", maxFeeds)
}
for _, k := range u.Feeds {
if key.Equal(k) {
return nil
}
}
if err := datastore.Get(c, key, &f); err != nil && err != datastore.ErrNoSuchEntity {
return err
}
f.Refs++
if _, err := datastore.Put(c, key, &f); err != nil {
return err
}
u.Feeds = append(u.Feeds, key)
_, err = datastore.Put(c, userInfoKey(c), &u)
return err
}, &datastore.TransactionOptions{XG: true})
}
示例2: addTagToFact
func addTagToFact(c appengine.Context, factKey *datastore.Key, tag string) {
q := datastore.NewQuery("Tag").Filter("Name =", tag)
cnt, _ := q.Count(c)
var existingTag Tag
var existingTagKey *datastore.Key
if cnt > 0 {
// retrieve
for t := q.Run(c); ; {
existingTagKey, _ = t.Next(&existingTag)
break // only need one
}
} else {
// create a new one
var t = Tag{Name: tag}
existingTagKey, _ = datastore.Put(c, datastore.NewIncompleteKey(c, "Tag", nil), &t)
}
qft := datastore.NewQuery("FactTag").
Filter("Fact = ", factKey).
Filter("Tag = ", existingTagKey)
cnt2, _ := qft.Count(c)
if cnt2 == 0 {
// create a new one
var ft = FactTag{Fact: factKey, Tag: existingTagKey}
_, _ = datastore.Put(c, datastore.NewIncompleteKey(c, "FactTag", nil), &ft)
}
}
示例3: accept
func accept(w http.ResponseWriter, r *http.Request) {
c := appengine.NewContext(r)
id := r.FormValue("id")
intID, err := strconv.ParseInt(id, 10, 64)
if err != nil {
http.Error(w, err.Error(), http.StatusInternalServerError)
return
}
pkg := &Package{}
key := datastore.NewKey(c, "Package", "", intID, nil)
err = datastore.Get(c, key, pkg)
if err != nil {
http.Error(w, err.Error(), http.StatusInternalServerError)
return
}
// check if the package is already present
acceptQuery := datastore.NewQuery("Package").
Filter("Accepted =", true).
Filter("Repo =", pkg.Repo)
var packages []*Package
keys, err := acceptQuery.GetAll(c, &packages)
if err != nil {
http.Error(w, err.Error(), http.StatusInternalServerError)
return
}
if len(packages) > 1 {
// just print an error to let admin know
c.Errorf("More tha one package for repo: %v", pkg.Repo)
}
if len(packages) > 0 {
// update the package and delete
oldKey := keys[0]
oldPkg := packages[0]
oldPkg.Name = pkg.Name
oldPkg.Description = pkg.Description
oldPkg.IsLibrary = pkg.IsLibrary
oldPkg.Category = pkg.Category
oldPkg.Updated = time.Now()
if _, err = datastore.Put(c, oldKey, oldPkg); err != nil {
http.Error(w, err.Error(), http.StatusInternalServerError)
return
}
if err = datastore.Delete(c, key); err != nil {
http.Error(w, err.Error(), http.StatusInternalServerError)
return
}
} else {
// accept the new package
pkg.Accepted = true
if _, err = datastore.Put(c, key, pkg); err != nil {
http.Error(w, err.Error(), http.StatusInternalServerError)
return
}
}
memcache.Delete(c, pkg.Repo)
memcache.Delete(c, CAT)
memcache.Delete(c, ALL_QUERY)
}
示例4: addTestData
func addTestData(w http.ResponseWriter, r *http.Request) {
c := appengine.NewContext(r)
e := DiaryEntry{
Author: "Julian",
Content: []byte(`Lorem Ipsum is simply dummy text of the printing and typesetting industry.
Lorem Ipsum has been the industry's standard dummy text ever since the 1500s, when an unknown printer took a galley of type and scrambled it to make a type specimen book. It has survived not only five centuries, but also the leap into electronic typesetting, remaining essentially unchanged. It was popularised in the 1960s with the release of Letraset sheets containing Lorem Ipsum passages, and more recently with desktop publishing software like Aldus PageMaker including versions of Lorem Ipsum.`),
Date: (time.Now()).Add(time.Hour * 24),
CreationTime: time.Now(),
}
_, _ = datastore.Put(c, datastore.NewIncompleteKey(c, "DiaryEntry", nil), &e)
e = DiaryEntry{
Author: "Julian",
Content: []byte("It is a long established fact that a reader will be distracted by the readable content of a page when looking at its layout. The point of using Lorem Ipsum is that it has a more-or-less normal distribution of letters, as opposed to using 'Content here, content here', making it look like readable English. Many desktop publishing packages and web page editors now use Lorem Ipsum as their default model text, and a search for 'lorem ipsum' will uncover many web sites still in their infancy. Various versions have evolved over the years, sometimes by accident, sometimes on purpose (injected humour and the like)."),
Date: time.Now(),
CreationTime: time.Now(),
}
_, _ = datastore.Put(c, datastore.NewIncompleteKey(c, "DiaryEntry", nil), &e)
w.Header().Set("Status", "302")
w.Header().Set("Location", "/")
}
示例5: save
func save(w http.ResponseWriter, r *http.Request) {
if err := r.ParseForm(); err != nil {
http.Error(w, err.Error(), http.StatusInternalServerError)
return
}
c := appengine.NewContext(r)
u := user.Current(c)
tags := strings.Split(r.FormValue("tags"), ",")
p := datatypes.Post{
Author: u.String(),
Title: r.FormValue("title"),
Text: r.FormValue("blogcontent"),
GoDate: time.Now(),
ID: -1,
Tags: tags,
}
key, err := datastore.Put(c, datastore.NewIncompleteKey(c, "posts", nil), &p)
if err != nil {
log.Fatal(err)
}
for i := range tags {
_, err := datastore.Put(c, datastore.NewIncompleteKey(c, tags[i], nil), &p)
if err != nil {
log.Fatal(err)
}
}
time.Sleep(500 * time.Millisecond)
http.Redirect(w, r, "/posts/"+strconv.FormatInt(key.IntID(), 10), http.StatusFound)
}
示例6: createNewGame
func createNewGame(c appengine.Context, userId string, players []string) (Game, error) {
g := Game{
UserId: userId,
Started: time.Now(),
Players: players,
}
err := datastore.RunInTransaction(c, func(c appengine.Context) error {
key, err := datastore.Put(c, datastore.NewIncompleteKey(c, "game", nil), &g)
if err != nil {
return err
}
// For now just add all players into the queue.
for _, p := range players {
qp := QueuePlayer{
UserId: p,
Timestamp: time.Now(),
}
_, err := datastore.Put(c, datastore.NewIncompleteKey(c, "queueplayer", key), &qp)
if err != nil {
return err
}
}
g.Id = key.Encode()
return nil
}, nil)
return g, err
}
示例7: save
func (portal Portal) save(c appengine.Context, portalId string) (*datastore.Key, error) {
key := datastore.NewKey(c, "Portal", portalId, 0, nil)
//save portal keys
keys := portal.Keys
for i := range keys {
keys[i].PortalId = portalId
var agentId int64
if keys[i].AgentId != 0 {
agentId = keys[i].AgentId
} else if keys[i].Agent.Id != 0 {
agentId = keys[i].Agent.Id
} else {
return nil, fmt.Errorf("laca")
}
keys[i].AgentId = agentId
kkey := datastore.NewKey(c, "Key", portalId+strconv.FormatInt(agentId, 10), 0, nil)
datastore.Put(c, kkey, &keys[i])
}
for _, val := range portal.Labels {
SaveLabel(c, val)
}
_, err := datastore.Put(c, key, &portal)
err = IndexPortal(c, portal)
return key, err
}
示例8: Post
func (handler *userHandler) Post(r *fhttp.JsonRequest) fhttp.Response {
user := new(models.User)
err := r.Extract(user)
if err != nil {
return fhttp.UserError("invalid json")
}
if user.Nickname == "" {
return fhttp.UserError("nickname cannot be empty")
}
context := appengine.NewContext((*http.Request)(r))
userKey, err := datastore.Put(context, datastore.NewIncompleteKey(context, "User", nil), user)
if err != nil {
return fhttp.ServerError(err.String())
}
auth := models.NewAuth(userKey)
_, err = datastore.Put(context, datastore.NewIncompleteKey(context, "Auth", nil), auth)
if err != nil {
return fhttp.ServerError(err.String())
}
return fhttp.JsonResponse{
&postResponse{
fmt.Sprintf("%x", auth.Public),
},
}
}
示例9: Increment
// Increment increments the named counter.
func Increment(c appengine.Context, name string) error {
// Get counter config.
var cfg counterConfig
ckey := datastore.NewKey(c, configKind, name, 0, nil)
err := datastore.RunInTransaction(c, func(c appengine.Context) error {
err := datastore.Get(c, ckey, &cfg)
if err == datastore.ErrNoSuchEntity {
cfg.Shards = defaultShards
_, err = datastore.Put(c, ckey, &cfg)
}
return err
}, nil)
if err != nil {
return err
}
err = datastore.RunInTransaction(c, func(c appengine.Context) error {
shardName := fmt.Sprintf("%v%d", name, rand.Intn(cfg.Shards))
key := datastore.NewKey(c, shardKind, shardName, 0, nil)
var s shard
err := datastore.Get(c, key, &s)
// A missing entity and a present entity will both work.
if err != nil && err != datastore.ErrNoSuchEntity {
return err
}
s.Count++
s.Name = name
_, err = datastore.Put(c, key, &s)
return err
}, nil)
if err != nil {
return err
}
//memcache.Increment(c, memcacheKey(name), 1, 0)
return nil
}
示例10: pushPos
func pushPos(w http.ResponseWriter, r *http.Request) {
data := r.FormValue("data")
//fmt.Fprintf(w, "%#v",data)
ent := new(Position)
json.Unmarshal([]byte(data), &ent)
ent.Creation = time.Now()
//fmt.Fprintf(w, "%#v",ent)
c := appengine.NewContext(r)
k := datastore.NewIncompleteKey(c, "Position", nil)
ent.Creation = time.Now()
key, err := datastore.Put(c, k, ent)
if err != nil {
http.Error(w, err.Error(), http.StatusInternalServerError)
return
}
ent.IdVal = key.IntID()
datastore.Put(c, key, ent)
result := getPosiciones(r, ent.Track)
salida, _ := json.Marshal(result)
fmt.Fprintf(w, "%s", salida)
return
}
示例11: CreateTestData
/*
This call deletes and creates unit-testing data.
*/
func (h *System) CreateTestData(r *http.Request, args *SystemArgs, reply *GeneralReply) error {
c := appengine.NewContext(r)
var err error
// delete any previous testing data
{
var keys_to_delete []*datastore.Key
REGION_UIDS_TO_DELETE := []string{"@test-san-francisco", "@test-los-angeles"}
RESTAURANT_UIDS_TO_DELETE := []string{"@test-mcdonalds", "@test-In-N-Out", "@test-Wendys"}
TAGS_UIDS_TO_DELETE := []string{"@test-american", "@test-french"}
for _, uid := range REGION_UIDS_TO_DELETE {
q := datastore.NewQuery("Tags").Filter("Uid =", uid).KeysOnly()
keys_to_delete, err = q.GetAll(c, nil)
checkErr(err, "DB error1")
err = datastore.DeleteMulti(c, keys_to_delete)
checkErr(err, "DB error2")
}
for _, uid := range RESTAURANT_UIDS_TO_DELETE {
q := datastore.NewQuery("Region").Filter("Uid =", uid).KeysOnly()
keys_to_delete, err = q.GetAll(c, nil)
checkErr(err, "DB error3")
err = datastore.DeleteMulti(c, keys_to_delete)
checkErr(err, "DB error4")
}
for _, uid := range TAGS_UIDS_TO_DELETE {
q := datastore.NewQuery("Restaurant").Filter("Uid =", uid).KeysOnly()
_, err = q.GetAll(c, &keys_to_delete)
checkErr(err, "DB error5")
err = datastore.DeleteMulti(c, keys_to_delete)
checkErr(err, "DB error6")
}
log.Printf("... cleanup done")
}
// re-create the data (unless this was a cleanup operation only)
if !args.CleanupOnly {
region1 := models.Region{Uid: "@test-san-francisco", Title: "TEST San Francisco"}
_, err = datastore.Put(c, datastore.NewKey(c, "Region", region1.Uid, 0, nil), ®ion1)
checkErr(err, "fail trying to insert")
region2 := models.Region{Uid: "@test-los-angeles", Title: "TEST Los Angeles"}
_, err = datastore.Put(c, datastore.NewKey(c, "Region", region2.Uid, 0, nil), ®ion2)
checkErr(err, "fail trying to insert")
restaurant1 := models.Restaurant{Uid: "@test-mcdonalds", Title: "TEST McDonalds", Tags: []string{"French Cuisine", "American"}, Regions: []string{region1.Uid}}
_, err = datastore.Put(c, datastore.NewKey(c, "Restaurant", restaurant1.Uid, 0, nil), &restaurant1)
checkErr(err, "fail trying to insert")
restaurant2 := models.Restaurant{Uid: "@test-In-N-Out", Tags: []string{"American"}, Regions: []string{region1.Uid, region2.Uid}}
_, err = datastore.Put(c, datastore.NewKey(c, "Restaurant", restaurant2.Uid, 0, nil), &restaurant2)
checkErr(err, "fail trying to insert")
restaurant3 := models.Restaurant{Uid: "@test-Wendys", Tags: []string{"American"}, Regions: []string{region2.Uid}}
_, err = datastore.Put(c, datastore.NewKey(c, "Restaurant", restaurant3.Uid, 0, nil), &restaurant3)
checkErr(err, "fail trying to insert")
log.Printf("... creation done")
}
return nil
}
示例12: Add
// 勉強会の追加
func (group *Group) Add(c appengine.Context) os.Error {
count := new(Counter)
countKey := datastore.NewKey(c, "Counter", "mycounter", 0, nil)
countErr := datastore.RunInTransaction(c, func(c appengine.Context) os.Error {
err := datastore.Get(c, countKey, count)
if err != nil && err != datastore.ErrNoSuchEntity {
return err
}
count.GroupCount++
_, err = datastore.Put(c, countKey, count)
return err
}, nil)
if countErr != nil {
return countErr
}
group.Id = count.GroupCount
group.CreateDate = datastore.SecondsToTime(time.Seconds())
key := datastore.NewKey(c, "Group", "", int64(group.Id), nil)
_, err := datastore.Put(c, key, group)
return err
}
示例13: NewUser
func NewUser(r *http.Request, id string, email string, name string, provider string) (*User, error) {
c := appengine.NewContext(r)
// create new user
userId, _, _ := datastore.AllocateIDs(c, "User", nil, 1)
key := datastore.NewKey(c, "User", "", userId, nil)
user := User{userId, email, name, time.Now()}
_, err := datastore.Put(c, key, &user)
if err != nil {
return nil, err
}
// create external authentication
externalAuthId, _, _ := datastore.AllocateIDs(c, "ExternalAuth", nil, 1)
key = datastore.NewKey(c, "ExternalAuth", "", externalAuthId, nil)
externalAuth := ExternalAuth{externalAuthId, id, userId, provider}
_, err = datastore.Put(c, key, &externalAuth)
if err != nil {
return nil, err
}
return &user, err
}
示例14: newGrid
func newGrid(w http.ResponseWriter, r *http.Request) {
c := appengine.NewContext(r)
title := r.FormValue("title")
rows := strings.Split(r.FormValue("rows"), "\n")
cols := strings.Split(r.FormValue("cols"), "\n")
key := newKey()
k := datastore.NewKey(c, "grid", key, 0, nil)
g := new(Grid)
g.Id = key
g.Title = title
_, err := datastore.Put(c, k, g)
if err != nil {
c.Errorf("error adding grid: %v", err)
}
for i, r := range rows {
rkey := datastore.NewKey(c, "row", newKey(), 0, nil)
row := new(Row)
row.Grid = k
row.Label = strings.TrimSpace(r)
row.DisplayOrder = i
_, err := datastore.Put(c, rkey, row)
c.Errorf("added row %v", err)
}
for i, co := range cols {
ckey := datastore.NewKey(c, "col", newKey(), 0, nil)
col := new(Col)
col.Grid = k
col.Label = strings.TrimSpace(co)
col.DisplayOrder = i
_, err := datastore.Put(c, ckey, col)
c.Errorf("added col %v", err)
}
http.Redirect(w, r, "/grid/"+key, http.StatusFound)
}
示例15: acceptSuggestion
func acceptSuggestion(w http.ResponseWriter, r *http.Request) {
if csrf.ValidateToken(r, r.FormValue("CSRFToken")) {
trimPath := strings.Trim(r.URL.Path, "/admin/post/suggestion/accept")
postID, _ := strconv.Atoi(trimPath)
postID64 := int64(postID)
c := appengine.NewContext(r)
keyS := datastore.NewKey(c, "PostSuggestion", "", postID64, nil)
var suggestion PostSuggestion
datastore.Get(c, keyS, &suggestion)
var post Post
keyP := datastore.NewIncompleteKey(c, "Post", nil)
var counter Counter
keyC := datastore.NewKey(c, "Counter", "", 1, nil)
datastore.Get(c, keyC, &counter)
counter.Count = counter.Count + 1
// Add Cache Counter
mCount := new(bytes.Buffer)
encCount := gob.NewEncoder(mCount)
encCount.Encode(counter)
cache.AddCache(r, "Counter", mCount.Bytes())
post.Content = suggestion.Content
post.Sequence = counter.Count
datastore.Put(c, keyP, &post)
datastore.Put(c, keyC, &counter)
datastore.Delete(c, keyS)
http.Redirect(w, r, "/admin/post/suggestion", http.StatusFound)
}
}