270 lines
6.9 KiB
Go
270 lines
6.9 KiB
Go
/*
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*
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* Gosora Topic File
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* Copyright Azareal 2017 - 2018
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*
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*/
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package main
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//import "fmt"
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import (
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"html"
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"html/template"
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"strconv"
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)
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// ? - Add a TopicMeta struct for *Forums?
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type Topic struct {
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ID int
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Link string
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Title string
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Content string
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CreatedBy int
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IsClosed bool
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Sticky bool
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CreatedAt string
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LastReplyAt string
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//LastReplyBy int
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ParentID int
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Status string // Deprecated. Marked for removal.
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IPAddress string
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PostCount int
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LikeCount int
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ClassName string // CSS Class Name
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Data string // Used for report metadata
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}
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type TopicUser struct {
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ID int
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Link string
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Title string
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Content string
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CreatedBy int
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IsClosed bool
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Sticky bool
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CreatedAt string
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LastReplyAt string
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//LastReplyBy int
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ParentID int
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Status string // Deprecated. Marked for removal.
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IPAddress string
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PostCount int
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LikeCount int
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ClassName string
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Data string // Used for report metadata
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UserLink string
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CreatedByName string
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Group int
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Avatar string
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ContentLines int
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ContentHTML string
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Tag string
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URL string
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URLPrefix string
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URLName string
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Level int
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Liked bool
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}
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type TopicsRow struct {
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ID int
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Link string
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Title string
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Content string
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CreatedBy int
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IsClosed bool
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Sticky bool
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CreatedAt string
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LastReplyAt string
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LastReplyBy int
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ParentID int
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Status string // Deprecated. Marked for removal. -Is there anything we could use it for?
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IPAddress string
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PostCount int
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LikeCount int
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ClassName string
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Data string // Used for report metadata
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Creator *User
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CSS template.CSS
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ContentLines int
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LastUser *User
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ForumName string //TopicsRow
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ForumLink string
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}
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func (topic *Topic) Lock() (err error) {
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_, err = lockTopicStmt.Exec(topic.ID)
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tcache, ok := topics.(TopicCache)
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if ok {
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tcache.CacheRemove(topic.ID)
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}
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return err
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}
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func (topic *Topic) Unlock() (err error) {
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_, err = unlockTopicStmt.Exec(topic.ID)
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tcache, ok := topics.(TopicCache)
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if ok {
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tcache.CacheRemove(topic.ID)
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}
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return err
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}
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// TODO: We might want more consistent terminology rather than using stick in some places and pin in others. If you don't understand the difference, there is none, they are one and the same.
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// ? - We do a CacheDelete() here instead of mutating the pointer to avoid creating a race condition
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func (topic *Topic) Stick() (err error) {
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_, err = stickTopicStmt.Exec(topic.ID)
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tcache, ok := topics.(TopicCache)
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if ok {
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tcache.CacheRemove(topic.ID)
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}
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return err
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}
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func (topic *Topic) Unstick() (err error) {
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_, err = unstickTopicStmt.Exec(topic.ID)
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tcache, ok := topics.(TopicCache)
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if ok {
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tcache.CacheRemove(topic.ID)
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}
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return err
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}
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// TODO: Implement this
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func (topic *Topic) AddLike(uid int) error {
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return nil
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}
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// TODO: Implement this
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func (topic *Topic) RemoveLike(uid int) error {
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return nil
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}
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func (topic *Topic) Update(name string, content string) error {
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content = preparseMessage(content)
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parsed_content := parseMessage(html.EscapeString(content), topic.ParentID, "forums")
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_, err := editTopicStmt.Exec(name, content, parsed_content, topic.ID)
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tcache, ok := topics.(TopicCache)
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if ok {
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tcache.CacheRemove(topic.ID)
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}
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return err
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}
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func (topic *Topic) CreateActionReply(action string, ipaddress string, user User) (err error) {
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_, err = createActionReplyStmt.Exec(topic.ID, action, ipaddress, user.ID)
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if err != nil {
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return err
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}
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_, err = addRepliesToTopicStmt.Exec(1, user.ID, topic.ID)
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tcache, ok := topics.(TopicCache)
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if ok {
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tcache.CacheRemove(topic.ID)
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}
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// ? - Update the last topic cache for the parent forum?
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return err
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}
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// Copy gives you a non-pointer concurrency safe copy of the topic
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func (topic *Topic) Copy() Topic {
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return *topic
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}
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// TODO: Refactor the caller to take a Topic and a User rather than a combined TopicUser
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func getTopicUser(tid int) (TopicUser, error) {
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tcache, tok := topics.(TopicCache)
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ucache, uok := users.(UserCache)
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if tok && uok {
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topic, err := tcache.CacheGet(tid)
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if err == nil {
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user, err := users.Get(topic.CreatedBy)
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if err != nil {
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return TopicUser{ID: tid}, err
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}
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// We might be better off just passing seperate topic and user structs to the caller?
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return copyTopicToTopicUser(topic, user), nil
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} else if ucache.Length() < ucache.GetCapacity() {
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topic, err = topics.Get(tid)
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if err != nil {
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return TopicUser{ID: tid}, err
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}
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user, err := users.Get(topic.CreatedBy)
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if err != nil {
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return TopicUser{ID: tid}, err
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}
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return copyTopicToTopicUser(topic, user), nil
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}
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}
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tu := TopicUser{ID: tid}
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err := getTopicUserStmt.QueryRow(tid).Scan(&tu.Title, &tu.Content, &tu.CreatedBy, &tu.CreatedAt, &tu.IsClosed, &tu.Sticky, &tu.ParentID, &tu.IPAddress, &tu.PostCount, &tu.LikeCount, &tu.CreatedByName, &tu.Avatar, &tu.Group, &tu.URLPrefix, &tu.URLName, &tu.Level)
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tu.Link = buildTopicURL(nameToSlug(tu.Title), tu.ID)
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tu.UserLink = buildProfileURL(nameToSlug(tu.CreatedByName), tu.CreatedBy)
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tu.Tag = gstore.DirtyGet(tu.Group).Tag
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if tok {
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theTopic := Topic{ID: tu.ID, Link: tu.Link, Title: tu.Title, Content: tu.Content, CreatedBy: tu.CreatedBy, IsClosed: tu.IsClosed, Sticky: tu.Sticky, CreatedAt: tu.CreatedAt, LastReplyAt: tu.LastReplyAt, ParentID: tu.ParentID, IPAddress: tu.IPAddress, PostCount: tu.PostCount, LikeCount: tu.LikeCount}
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//log.Printf("the_topic: %+v\n", theTopic)
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_ = tcache.CacheAdd(&theTopic)
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}
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return tu, err
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}
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func copyTopicToTopicUser(topic *Topic, user *User) (tu TopicUser) {
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tu.UserLink = user.Link
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tu.CreatedByName = user.Name
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tu.Group = user.Group
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tu.Avatar = user.Avatar
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tu.URLPrefix = user.URLPrefix
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tu.URLName = user.URLName
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tu.Level = user.Level
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tu.ID = topic.ID
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tu.Link = topic.Link
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tu.Title = topic.Title
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tu.Content = topic.Content
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tu.CreatedBy = topic.CreatedBy
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tu.IsClosed = topic.IsClosed
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tu.Sticky = topic.Sticky
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tu.CreatedAt = topic.CreatedAt
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tu.LastReplyAt = topic.LastReplyAt
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tu.ParentID = topic.ParentID
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tu.IPAddress = topic.IPAddress
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tu.PostCount = topic.PostCount
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tu.LikeCount = topic.LikeCount
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tu.Data = topic.Data
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return tu
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}
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// For use in tests and for generating blank topics for forums which don't have a last poster
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func getDummyTopic() *Topic {
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return &Topic{ID: 0, Title: ""}
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}
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func getTopicByReply(rid int) (*Topic, error) {
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topic := Topic{ID: 0}
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err := getTopicByReplyStmt.QueryRow(rid).Scan(&topic.ID, &topic.Title, &topic.Content, &topic.CreatedBy, &topic.CreatedAt, &topic.IsClosed, &topic.Sticky, &topic.ParentID, &topic.IPAddress, &topic.PostCount, &topic.LikeCount, &topic.Data)
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topic.Link = buildTopicURL(nameToSlug(topic.Title), topic.ID)
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return &topic, err
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}
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func buildTopicURL(slug string, tid int) string {
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if slug == "" {
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return "/topic/" + strconv.Itoa(tid)
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}
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return "/topic/" + slug + "." + strconv.Itoa(tid)
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}
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// I don't care if it isn't used,, it will likely be in the future. Nolint.
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// nolint
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func getTopicURLPrefix() string {
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return "/topic/"
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}
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