127 lines
3.9 KiB
Go
127 lines
3.9 KiB
Go
package routes
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import (
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"database/sql"
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"net/http"
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"strconv"
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"strings"
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"../common"
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"../common/counters"
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"../query_gen/lib"
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)
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type ForumStmts struct {
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getTopics *sql.Stmt
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}
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var forumStmts ForumStmts
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// TODO: Move these DbInits into *Forum as Topics()
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func init() {
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common.DbInits.Add(func(acc *qgen.Accumulator) error {
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forumStmts = ForumStmts{
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getTopics: acc.Select("topics").Columns("tid, title, content, createdBy, is_closed, sticky, createdAt, lastReplyAt, lastReplyBy, parentID, postCount, likeCount").Where("parentID = ?").Orderby("sticky DESC, lastReplyAt DESC, createdBy DESC").Limit("?,?").Prepare(),
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}
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return acc.FirstError()
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})
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}
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func ViewForum(w http.ResponseWriter, r *http.Request, user common.User, sfid string) common.RouteError {
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page, _ := strconv.Atoi(r.FormValue("page"))
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// SEO URLs...
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halves := strings.Split(sfid, ".")
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if len(halves) < 2 {
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halves = append(halves, halves[0])
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}
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fid, err := strconv.Atoi(halves[1])
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if err != nil {
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return common.PreError("The provided ForumID is not a valid number.", w, r)
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}
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header, ferr := common.ForumUserCheck(w, r, &user, fid)
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if ferr != nil {
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return ferr
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}
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if !user.Perms.ViewTopic {
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return common.NoPermissions(w, r, user)
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}
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header.Zone = "view_forum"
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// TODO: Fix this double-check
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forum, err := common.Forums.Get(fid)
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if err == sql.ErrNoRows {
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return common.NotFound(w, r, header)
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} else if err != nil {
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return common.InternalError(err, w, r)
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}
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header.Title = forum.Name
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// TODO: Does forum.TopicCount take the deleted items into consideration for guests? We don't have soft-delete yet, only hard-delete
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offset, page, lastPage := common.PageOffset(forum.TopicCount, page, common.Config.ItemsPerPage)
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// TODO: Move this to *Forum
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rows, err := forumStmts.getTopics.Query(fid, offset, common.Config.ItemsPerPage)
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if err != nil {
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return common.InternalError(err, w, r)
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}
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defer rows.Close()
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// TODO: Use something other than TopicsRow as we don't need to store the forum name and link on each and every topic item?
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var topicList []*common.TopicsRow
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var reqUserList = make(map[int]bool)
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for rows.Next() {
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var topicItem = common.TopicsRow{ID: 0}
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err := rows.Scan(&topicItem.ID, &topicItem.Title, &topicItem.Content, &topicItem.CreatedBy, &topicItem.IsClosed, &topicItem.Sticky, &topicItem.CreatedAt, &topicItem.LastReplyAt, &topicItem.LastReplyBy, &topicItem.ParentID, &topicItem.PostCount, &topicItem.LikeCount)
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if err != nil {
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return common.InternalError(err, w, r)
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}
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topicItem.Link = common.BuildTopicURL(common.NameToSlug(topicItem.Title), topicItem.ID)
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topicItem.RelativeLastReplyAt = common.RelativeTime(topicItem.LastReplyAt)
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common.RunVhookNoreturn("forum_trow_assign", &topicItem, &forum)
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topicList = append(topicList, &topicItem)
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reqUserList[topicItem.CreatedBy] = true
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reqUserList[topicItem.LastReplyBy] = true
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}
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err = rows.Err()
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if err != nil {
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return common.InternalError(err, w, r)
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}
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// Convert the user ID map to a slice, then bulk load the users
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var idSlice = make([]int, len(reqUserList))
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var i int
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for userID := range reqUserList {
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idSlice[i] = userID
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i++
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}
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// TODO: What if a user is deleted via the Control Panel?
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userList, err := common.Users.BulkGetMap(idSlice)
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if err != nil {
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return common.InternalError(err, w, r)
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}
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// Second pass to the add the user data
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// TODO: Use a pointer to TopicsRow instead of TopicsRow itself?
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for _, topicItem := range topicList {
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topicItem.Creator = userList[topicItem.CreatedBy]
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topicItem.LastUser = userList[topicItem.LastReplyBy]
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}
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pageList := common.Paginate(forum.TopicCount, common.Config.ItemsPerPage, 5)
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pi := common.ForumPage{header, topicList, forum, common.Paginator{pageList, page, lastPage}}
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if common.RunPreRenderHook("pre_render_forum", w, r, &user, &pi) {
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return nil
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}
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err = common.RunThemeTemplate(header.Theme.Name, "forum", pi, w)
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if err != nil {
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return common.InternalError(err, w, r)
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}
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counters.ForumViewCounter.Bump(forum.ID)
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return nil
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}
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