f10fdcb40c
Added the meta store. Added the panel_menu_statistics_active_memory phrase. Added the panel_statistics_active_memory_head phrase. Added the panel_analytics_time_range_month template. Added Go 1.12 to the Travis list. Added the stack and heap columns to the memchunks table. Added the createdAt column to the activity_stream table. Added the meta table. You will need to run the patcher / updater for this commit.
263 lines
8.5 KiB
Go
263 lines
8.5 KiB
Go
/*
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*
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* Gosora Topic Store
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* Copyright Azareal 2017 - 2020
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*
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*/
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package common
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import (
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"database/sql"
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"errors"
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"strconv"
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"strings"
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"github.com/Azareal/Gosora/query_gen"
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)
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// TODO: Add the watchdog goroutine
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// TODO: Add BulkGetMap
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// TODO: Add some sort of update method
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// ? - Should we add stick, lock, unstick, and unlock methods? These might be better on the Topics not the TopicStore
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var Topics TopicStore
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var ErrNoTitle = errors.New("This message is missing a title")
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var ErrLongTitle = errors.New("The title is too long")
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var ErrNoBody = errors.New("This message is missing a body")
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type TopicStore interface {
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DirtyGet(id int) *Topic
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Get(id int) (*Topic, error)
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BypassGet(id int) (*Topic, error)
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BulkGetMap(ids []int) (list map[int]*Topic, err error)
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Exists(id int) bool
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Create(fid int, topicName string, content string, uid int, ipaddress string) (tid int, err error)
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AddLastTopic(item *Topic, fid int) error // unimplemented
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Reload(id int) error // Too much SQL logic to move into TopicCache
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// TODO: Implement these two methods
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//Replies(tid int) ([]*Reply, error)
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//RepliesRange(tid int, lower int, higher int) ([]*Reply, error)
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GlobalCount() int
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SetCache(cache TopicCache)
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GetCache() TopicCache
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}
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type DefaultTopicStore struct {
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cache TopicCache
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get *sql.Stmt
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exists *sql.Stmt
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topicCount *sql.Stmt
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create *sql.Stmt
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}
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// NewDefaultTopicStore gives you a new instance of DefaultTopicStore
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func NewDefaultTopicStore(cache TopicCache) (*DefaultTopicStore, error) {
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acc := qgen.NewAcc()
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if cache == nil {
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cache = NewNullTopicCache()
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}
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return &DefaultTopicStore{
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cache: cache,
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get: acc.Select("topics").Columns("title, content, createdBy, createdAt, lastReplyBy, lastReplyAt, lastReplyID, is_closed, sticky, parentID, ipaddress, views, postCount, likeCount, attachCount, poll, data").Where("tid = ?").Prepare(),
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exists: acc.Select("topics").Columns("tid").Where("tid = ?").Prepare(),
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topicCount: acc.Count("topics").Prepare(),
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create: acc.Insert("topics").Columns("parentID, title, content, parsed_content, createdAt, lastReplyAt, lastReplyBy, ipaddress, words, createdBy").Fields("?,?,?,?,UTC_TIMESTAMP(),UTC_TIMESTAMP(),?,?,?,?").Prepare(),
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}, acc.FirstError()
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}
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func (mts *DefaultTopicStore) DirtyGet(id int) *Topic {
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topic, err := mts.cache.Get(id)
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if err == nil {
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return topic
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}
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topic = &Topic{ID: id}
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err = mts.get.QueryRow(id).Scan(&topic.Title, &topic.Content, &topic.CreatedBy, &topic.CreatedAt, &topic.LastReplyBy, &topic.LastReplyAt, &topic.LastReplyID, &topic.IsClosed, &topic.Sticky, &topic.ParentID, &topic.IPAddress, &topic.ViewCount, &topic.PostCount, &topic.LikeCount, &topic.AttachCount, &topic.Poll, &topic.Data)
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if err == nil {
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topic.Link = BuildTopicURL(NameToSlug(topic.Title), id)
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_ = mts.cache.Add(topic)
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return topic
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}
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return BlankTopic()
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}
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// TODO: Log weird cache errors?
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func (mts *DefaultTopicStore) Get(id int) (topic *Topic, err error) {
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topic, err = mts.cache.Get(id)
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if err == nil {
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return topic, nil
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}
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topic = &Topic{ID: id}
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err = mts.get.QueryRow(id).Scan(&topic.Title, &topic.Content, &topic.CreatedBy, &topic.CreatedAt, &topic.LastReplyBy, &topic.LastReplyAt, &topic.LastReplyID, &topic.IsClosed, &topic.Sticky, &topic.ParentID, &topic.IPAddress, &topic.ViewCount, &topic.PostCount, &topic.LikeCount, &topic.AttachCount, &topic.Poll, &topic.Data)
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if err == nil {
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topic.Link = BuildTopicURL(NameToSlug(topic.Title), id)
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_ = mts.cache.Add(topic)
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}
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return topic, err
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}
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// BypassGet will always bypass the cache and pull the topic directly from the database
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func (mts *DefaultTopicStore) BypassGet(id int) (*Topic, error) {
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topic := &Topic{ID: id}
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err := mts.get.QueryRow(id).Scan(&topic.Title, &topic.Content, &topic.CreatedBy, &topic.CreatedAt, &topic.LastReplyBy, &topic.LastReplyAt, &topic.LastReplyID, &topic.IsClosed, &topic.Sticky, &topic.ParentID, &topic.IPAddress, &topic.ViewCount, &topic.PostCount, &topic.LikeCount, &topic.AttachCount, &topic.Poll, &topic.Data)
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topic.Link = BuildTopicURL(NameToSlug(topic.Title), id)
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return topic, err
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}
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// TODO: Avoid duplicating much of this logic from user_store.go
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func (s *DefaultTopicStore) BulkGetMap(ids []int) (list map[int]*Topic, err error) {
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var idCount = len(ids)
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list = make(map[int]*Topic)
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if idCount == 0 {
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return list, nil
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}
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var stillHere []int
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sliceList := s.cache.BulkGet(ids)
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if len(sliceList) > 0 {
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for i, sliceItem := range sliceList {
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if sliceItem != nil {
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list[sliceItem.ID] = sliceItem
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} else {
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stillHere = append(stillHere, ids[i])
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}
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}
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ids = stillHere
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}
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// If every user is in the cache, then return immediately
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if len(ids) == 0 {
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return list, nil
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} else if len(ids) == 1 {
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topic, err := s.Get(ids[0])
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if err != nil {
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return list, err
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}
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list[topic.ID] = topic
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return list, nil
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}
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// TODO: Add a function for the qlist stuff
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var qlist string
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var idList []interface{}
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for _, id := range ids {
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idList = append(idList, strconv.Itoa(id))
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qlist += "?,"
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}
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qlist = qlist[0 : len(qlist)-1]
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rows, err := qgen.NewAcc().Select("topics").Columns("tid, title, content, createdBy, createdAt, lastReplyBy, lastReplyAt, lastReplyID, is_closed, sticky, parentID, ipaddress, views, postCount, likeCount, attachCount, poll, data").Where("tid IN(" + qlist + ")").Query(idList...)
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if err != nil {
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return list, err
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}
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defer rows.Close()
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for rows.Next() {
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topic := &Topic{}
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err := rows.Scan(&topic.ID, &topic.Title, &topic.Content, &topic.CreatedBy, &topic.CreatedAt, &topic.LastReplyBy, &topic.LastReplyAt, &topic.LastReplyID, &topic.IsClosed, &topic.Sticky, &topic.ParentID, &topic.IPAddress, &topic.ViewCount, &topic.PostCount, &topic.LikeCount, &topic.AttachCount, &topic.Poll, &topic.Data)
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if err != nil {
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return list, err
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}
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topic.Link = BuildTopicURL(NameToSlug(topic.Title), topic.ID)
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s.cache.Set(topic)
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list[topic.ID] = topic
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}
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err = rows.Err()
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if err != nil {
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return list, err
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}
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// Did we miss any topics?
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if idCount > len(list) {
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var sidList string
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for _, id := range ids {
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_, ok := list[id]
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if !ok {
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sidList += strconv.Itoa(id) + ","
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}
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}
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if sidList != "" {
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sidList = sidList[0 : len(sidList)-1]
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err = errors.New("Unable to find topics with the following IDs: " + sidList)
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}
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}
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return list, err
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}
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func (mts *DefaultTopicStore) Reload(id int) error {
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topic := &Topic{ID: id}
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err := mts.get.QueryRow(id).Scan(&topic.Title, &topic.Content, &topic.CreatedBy, &topic.CreatedAt, &topic.LastReplyBy, &topic.LastReplyAt, &topic.LastReplyID, &topic.IsClosed, &topic.Sticky, &topic.ParentID, &topic.IPAddress, &topic.ViewCount, &topic.PostCount, &topic.LikeCount, &topic.AttachCount, &topic.Poll, &topic.Data)
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if err == nil {
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topic.Link = BuildTopicURL(NameToSlug(topic.Title), id)
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_ = mts.cache.Set(topic)
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} else {
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_ = mts.cache.Remove(id)
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}
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TopicListThaw.Thaw()
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return err
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}
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func (mts *DefaultTopicStore) Exists(id int) bool {
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return mts.exists.QueryRow(id).Scan(&id) == nil
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}
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func (mts *DefaultTopicStore) Create(fid int, topicName string, content string, uid int, ipaddress string) (tid int, err error) {
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if topicName == "" {
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return 0, ErrNoTitle
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}
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// ? This number might be a little screwy with Unicode, but it's the only consistent thing we have, as Unicode characters can be any number of bytes in theory?
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if len(topicName) > Config.MaxTopicTitleLength {
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return 0, ErrLongTitle
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}
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parsedContent := strings.TrimSpace(ParseMessage(content, fid, "forums"))
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if parsedContent == "" {
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return 0, ErrNoBody
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}
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wcount := WordCount(content)
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// TODO: Move this statement into the topic store
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res, err := mts.create.Exec(fid, topicName, content, parsedContent, uid, ipaddress, wcount, uid)
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if err != nil {
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return 0, err
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}
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lastID, err := res.LastInsertId()
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if err != nil {
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return 0, err
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}
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return int(lastID), Forums.AddTopic(int(lastID), uid, fid)
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}
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// ? - What is this? Do we need it? Should it be in the main store interface?
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func (mts *DefaultTopicStore) AddLastTopic(item *Topic, fid int) error {
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// Coming Soon...
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return nil
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}
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// GlobalCount returns the total number of topics on these forums
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func (mts *DefaultTopicStore) GlobalCount() (tcount int) {
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err := mts.topicCount.QueryRow().Scan(&tcount)
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if err != nil {
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LogError(err)
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}
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return tcount
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}
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func (mts *DefaultTopicStore) SetCache(cache TopicCache) {
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mts.cache = cache
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}
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// TODO: We're temporarily doing this so that you can do tcache != nil in getTopicUser. Refactor it.
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func (mts *DefaultTopicStore) GetCache() TopicCache {
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_, ok := mts.cache.(*NullTopicCache)
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if ok {
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return nil
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}
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return mts.cache
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}
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