140 lines
4.4 KiB
Go
140 lines
4.4 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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c "github.com/Azareal/Gosora/common"
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"github.com/Azareal/Gosora/common/counters"
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"github.com/Azareal/Gosora/common/phrases"
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"github.com/Azareal/Gosora/query_gen"
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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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c.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, lastReplyID, parentID, views, 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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// TODO: Retire this in favour of an alias for /topics/?
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func ViewForum(w http.ResponseWriter, r *http.Request, user c.User, header *c.Header, sfid string) c.RouteError {
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page, _ := strconv.Atoi(r.FormValue("page"))
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_, fid, err := ParseSEOURL(sfid)
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if err != nil {
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return c.PreError(phrases.GetErrorPhrase("url_id_must_be_integer"), w, r)
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}
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ferr := c.ForumUserCheck(header, 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 c.NoPermissions(w, r, user)
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}
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header.Path = "/forums/"
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// TODO: Fix this double-check
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forum, err := c.Forums.Get(fid)
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if err == sql.ErrNoRows {
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return c.NotFound(w, r, header)
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} else if err != nil {
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return c.InternalError(err, w, r)
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}
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header.Title = forum.Name
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header.OGDesc = forum.Desc
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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 := c.PageOffset(forum.TopicCount, page, c.Config.ItemsPerPage)
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// TODO: Move this to *Forum
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rows, err := forumStmts.getTopics.Query(fid, offset, c.Config.ItemsPerPage)
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if err != nil {
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return c.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 []*c.TopicsRow
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var reqUserList = make(map[int]bool)
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for rows.Next() {
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var topicItem = c.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.LastReplyID, &topicItem.ParentID, &topicItem.ViewCount, &topicItem.PostCount, &topicItem.LikeCount)
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if err != nil {
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return c.InternalError(err, w, r)
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}
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topicItem.Link = c.BuildTopicURL(c.NameToSlug(topicItem.Title), topicItem.ID)
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// TODO: Create a specialised function with a bit less overhead for getting the last page for a post count
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_, _, lastPage := c.PageOffset(topicItem.PostCount, 1, c.Config.ItemsPerPage)
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topicItem.LastPage = lastPage
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header.Hooks.VhookNoRet("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 c.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 := c.Users.BulkGetMap(idSlice)
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if err != nil {
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return c.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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header.Zone = "view_forum"
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header.ZoneID = forum.ID
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// TODO: Reduce the amount of boilerplate here
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if r.FormValue("js") == "1" {
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outBytes, err := wsTopicList(topicList, lastPage).MarshalJSON()
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if err != nil {
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return c.InternalError(err, w, r)
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}
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w.Write(outBytes)
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return nil
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}
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pageList := c.Paginate(forum.TopicCount, c.Config.ItemsPerPage, 5)
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pi := c.ForumPage{header, topicList, forum, c.Paginator{pageList, page, lastPage}}
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tmpl := forum.Tmpl
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if tmpl == "" {
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ferr = renderTemplate("forum", w, r, header, pi)
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} else {
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tmpl = "forum_"+tmpl
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err = renderTemplate3(tmpl, tmpl,w, r, header, pi)
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if err != nil {
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ferr = renderTemplate("forum", w, r, header, pi)
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}
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}
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counters.ForumViewCounter.Bump(forum.ID)
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return ferr
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}
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