func main() {
var client goredis.Client
// 设置端口为redis默认端口
client.Addr = "127.0.0.1:6379"
//字符串操作
client.Set("a", []byte("hello"))
val, _ := client.Get("a")
fmt.Println(string(val))
client.Del("a")
//list操作
vals := []string{"a", "b", "c", "d", "e"}
for _, v := range vals {
client.Rpush("l", []byte(v))
}
dbvals, _ := client.Lrange("l", 0, 4)
for i, v := range dbvals {
println(i, ":", string(v))
}
client.Del("l")
//hash操作
client.Hset("hash", "aaa", []byte("111"))
client.Del("hash")
}
func main() {
var client goredis.Client
client.Set("a", []byte("hello"))
val, _ := client.Get("a")
fmt.Println(string(val))
client.Del("a")
vals := []string{"a", "b", "c", "d", "e"}
for _, v := range vals {
client.Rpush("l", []byte(v))
}
dbvals, _ := client.Lrange("l", 0, 4)
for i, v := range dbvals {
println(i, ":", string(v))
}
client.Del("l")
}
func doRankHandler(w http.ResponseWriter, r *http.Request) {
type Rank struct {
Rank int `json:"rank"`
Target interface{} `json:"target"`
Value int `json:"value"`
}
type RankItem struct {
ID schema.Stat `json:"id"`
Title string `json:"title"`
Items []Rank `json:"items"`
}
type RankResult struct {
Date string `json:"date"`
UserRanks []RankItem `json:"user_ranks"`
GroupRanks []RankItem `json:"group_ranks"`
}
statDate := times.Format("Y-m-d", time.Now().Add(time.Hour*-24))
rankResult := RankResult{}
rankResult.Date = statDate
environment, _ := env.GetEnvironment()
redis := goredis.Client{}
redis.Addr = environment.RedisServer + ":" + strconv.Itoa(environment.RedisPort)
redisKey := "spored:ranks"
redisValue, _ := redis.Get(redisKey)
if redisValue == nil || string(redisValue) == "" {
//select target date related user stats
userWhereDict := map[schema.Stat]string{
schema.StatThreads: "1970-01-02",
schema.StatPosts: "1970-01-04",
schema.StatLives: "1970-01-06",
schema.StatAttachments: "1970-01-08",
}
sql := "SELECT owner_id, stat_value FROM stats WHERE date = ? AND stat_type = ? AND owner_type = ? ORDER BY stat_value DESC LIMIT ?"
stmt, _ := mysql.Prepare(sql)
defer stmt.Close()
for statType, date := range userWhereDict {
rankSeq := 0
userRank := RankItem{}
userRank.ID = statType
switch statType {
case 2:
userRank.Title = "用户帖子数排行"
case 4:
userRank.Title = "用户回复数排行"
case 6:
userRank.Title = "用户活跃版数排行"
case 8:
userRank.Title = "用户附件数排行"
}
rows, _ := stmt.Query(date, statType, schema.OwnerUser, 50)
for rows.Next() {
rankSeq++
var ownerID, statValue int
rank := Rank{}
rows.Scan(&ownerID, &statValue)
rank.Rank = rankSeq
rank.Value = statValue
user := schema.User{}
user.New(mysql, ownerID)
rank.Target = user
userRank.Items = append(userRank.Items, rank)
}
rankResult.UserRanks = append(rankResult.UserRanks, userRank)
}
//select target date related group stats
groupWhereDict := map[schema.Stat]string{
schema.StatThreads: "1970-01-02",
schema.StatPosts: "1970-01-04",
schema.StatLives: "1970-01-06",
}
for statType, date := range groupWhereDict {
rankSeq := 0
groupRank := RankItem{}
groupRank.ID = statType
switch statType {
case 2:
groupRank.Title = "群组帖子数排行"
case 4:
groupRank.Title = "群组回复数排行"
case 6:
groupRank.Title = "群组活跃用户版数排行"
}
rows, _ := stmt.Query(date, statType, schema.OwnerGroup, 20)
for rows.Next() {
rankSeq++
var ownerID, statValue int
rank := Rank{}
rows.Scan(&ownerID, &statValue)
rank.Rank = rankSeq
rank.Value = statValue
group := schema.Group{}
group.New(mysql, ownerID)
rank.Target = group
groupRank.Items = append(groupRank.Items, rank)
}
rankResult.GroupRanks = append(rankResult.GroupRanks, groupRank)
}
resultJSON, _ := json.Marshal(rankResult)
fmt.Fprintf(w, string(resultJSON))
redis.Set(redisKey, resultJSON)
redis.Expire(redisKey, times.StrToLocalTime(times.Format("Y-m-d", time.Now().Add(24*time.Hour))+" 01:00:00").Unix()-time.Now().Unix())
return
}
fmt.Fprintf(w, string(redisValue))
}
func doSearchHandler(w http.ResponseWriter, r *http.Request) {
type SearchResult struct {
Total int `json:"total"`
Groups map[string]uint `json:"groups"`
Results []interface{} `json:"results"`
Page int `json:"page"`
Error string `json:"error"`
}
environment, _ := env.GetEnvironment()
sphinx := gosphinx.NewSphinxClient()
sphinx.SetServer(environment.SphinxServer, environment.SphinxPort)
sphinx.Open()
defer sphinx.Close()
searchType := r.URL.Query().Get("t")
searchWord := r.URL.Query().Get("q")
page := 1
if r.URL.Query().Get("page") != "" {
page, _ = strconv.Atoi(r.URL.Query().Get("page"))
if page == 0 {
page = 1
}
}
if searchWord == "" {
result := SearchResult{Error: "请输入要搜索的关键词"}
resultJSON, _ := json.Marshal(result)
fmt.Fprintf(w, string(resultJSON))
return
}
result := SearchResult{Error: ""}
if searchType == "" {
sphinx.SetGroupBy("id_type", gosphinx.SPH_GROUPBY_ATTR, "@group asc")
res, err := sphinx.Query(searchWord, "spored", "Group Query for "+searchWord)
if err != nil {
result.Error = "Sphinx Error " + err.Error()
resultJSON, _ := json.Marshal(result)
fmt.Fprintf(w, string(resultJSON))
return
}
groups := map[string]uint{}
for _, r := range res.Matches {
typeRef := reflect.ValueOf(r.AttrValues[0])
switch typeRef.Uint() {
case 1:
ref := reflect.ValueOf(r.AttrValues[2])
groups["users"] = uint(ref.Uint())
case 2:
ref := reflect.ValueOf(r.AttrValues[2])
groups["groups"] = uint(ref.Uint())
case 3:
ref := reflect.ValueOf(r.AttrValues[2])
groups["threads"] = uint(ref.Uint())
}
}
result.Groups = groups
}
sphinx.ResetFilters()
sphinx.ResetGroupBy()
if searchType != "" {
searchTypeInt, _ := strconv.Atoi(searchType)
sphinx.SetFilter("id_type", []uint64{uint64(searchTypeInt)}, false)
}
sphinx.SetLimits((page-1)*10, 10, 5000, 5000)
res, err := sphinx.Query(searchWord, "spored", "Query for "+searchWord)
if err != nil {
result.Error = "Sphinx Error" + err.Error()
resultJSON, _ := json.Marshal(result)
fmt.Fprintf(w, string(resultJSON))
return
}
results := []interface{}{}
for _, r := range res.Matches {
redis := goredis.Client{}
redis.Addr = environment.RedisServer + ":" + strconv.Itoa(environment.RedisPort)
idTypeRef := reflect.ValueOf(r.AttrValues[0])
idType := idTypeRef.Uint()
redisKey := fmt.Sprintf("spored:%d_%d", idType, r.DocId)
redisValue, _ := redis.Get(redisKey)
if redisValue == nil || string(redisValue) == "" {
//update cache
var jsonBytes []byte
switch idType {
case 1:
object := schema.User{}
object.New(mysql, int(r.DocId))
jsonBytes, _ = json.Marshal(object)
results = append(results, object)
case 2:
object := schema.Group{}
object.New(mysql, int(r.DocId))
jsonBytes, _ = json.Marshal(object)
results = append(results, object)
case 3:
object := schema.Message{}
object.New(mysql, int(r.DocId))
jsonBytes, _ = json.Marshal(object)
results = append(results, object)
}
if jsonBytes != nil {
redis.Set(redisKey, jsonBytes)
redis.Expire(redisKey, 24*3600)
}
} else {
switch idType {
case 1:
object := schema.User{}
json.Unmarshal(redisValue, &object)
results = append(results, object)
case 2:
object := schema.Group{}
json.Unmarshal(redisValue, &object)
results = append(results, object)
case 3:
object := schema.Message{}
json.Unmarshal(redisValue, &object)
results = append(results, object)
}
}
}
result.Results = results
result.Page = page
result.Total = res.Total
resultJSON, _ := json.Marshal(result)
fmt.Fprintf(w, string(resultJSON))
}
func main() {
var client goredis.Client
// Set the default port in Redis
client.Addr = DB_URL + ":" + DB_PORT
// string manipulation
fmt.Println("Inserting")
err := client.Set("a", []byte("hello"))
checkError(err)
// list operation
vals := []string{"a", "b", "c", "d"}
for _, v := range vals {
err = client.Rpush("l", []byte(v))
checkError(err)
}
fmt.Println("Updating")
err = client.Set("a", []byte("a is for apple"))
checkError(err)
err = client.Rpush("l", []byte("e"))
checkError(err)
fmt.Println("Querying")
val, err := client.Get("a")
checkError(err)
fmt.Println(string(val))
dbvals, err := client.Lrange("l", 0, 4)
checkError(err)
for i, v := range dbvals {
println(i, ":", string(v))
}
fmt.Println("Deleting")
_, err = client.Del("l")
checkError(err)
_, err = client.Del("a")
checkError(err)
}
func main() {
var client goredis.Client
// NOTE: 目前该版本还不支持redis认证
client.Addr = "127.0.0.1:6379"
client.Db = 4
client.Set("a", []byte("hello"))
val, _ := client.Get("a")
fmt.Println(string(val))
client.Del("a")
vals := []string{"a", "b", "c", "d", "e"}
for _, v := range vals {
client.Rpush("l", []byte(v))
}
dbvals, _ := client.Lrange("l", 0, 4)
for i, v := range dbvals {
println(i, ":", string(v))
}
client.Del("l")
}