website/pkg/controller/forum/forums.go
Noah Petherbridge 242333d8b7 Spit and polish
* Show follower counts on forums
* Sort by popularity (follow count)
2024-08-26 21:36:48 -07:00

94 lines
2.6 KiB
Go

package forum
import (
"fmt"
"net/http"
"regexp"
"code.nonshy.com/nonshy/website/pkg/config"
"code.nonshy.com/nonshy/website/pkg/models"
"code.nonshy.com/nonshy/website/pkg/session"
"code.nonshy.com/nonshy/website/pkg/templates"
)
// Regular expressions
var (
FragmentPattern = `[a-z0-9._-]{1,30}`
FragmentRegexp = regexp.MustCompile(
fmt.Sprintf(`^(%s)$`, FragmentPattern),
)
)
// Landing page for forums.
func Landing() http.HandlerFunc {
tmpl := templates.Must("forum/index.html")
return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
// Get the current user.
currentUser, err := session.CurrentUser(r)
if err != nil {
session.FlashError(w, r, "Couldn't get current user: %s", err)
templates.Redirect(w, "/")
return
}
// Get all the categorized index forums.
// XXX: we get a large page size to get ALL official forums
// This pager is hardcoded and doesn't parse from ?page= params.
var indexPager = &models.Pagination{
Page: 1,
PerPage: config.PageSizeForums,
Sort: "title asc",
}
forums, err := models.PaginateForums(currentUser, config.ForumCategories, nil, false, indexPager)
if err != nil {
session.FlashError(w, r, "Couldn't paginate forums: %s", err)
templates.Redirect(w, "/")
return
}
// Bucket the forums into their categories for easy front-end.
categorized := models.CategorizeForums(forums, config.ForumCategories)
// Inject the "My List" Category if the user subscribes to forums.
var pager = &models.Pagination{
Page: 1,
PerPage: config.PageSizeMyListForums,
Sort: "by_latest",
}
pager.ParsePage(r)
if config.UserForumsEnabled {
myList, err := models.PaginateForums(currentUser, nil, nil, true, pager)
if err != nil {
session.FlashError(w, r, "Couldn't get your followed forums: %s", err)
} else if len(myList) > 0 {
forums = append(forums, myList...)
categorized = append([]*models.CategorizedForum{
{
Category: "My List",
Forums: myList,
},
}, categorized...)
}
}
// Map statistics for these forums.
forumMap := models.MapForumStatistics(forums)
followMap := models.MapForumMemberships(currentUser, forums)
var vars = map[string]interface{}{
"Pager": pager,
"Categories": categorized,
"ForumMap": forumMap,
"FollowMap": followMap,
"FollowersMap": models.MapForumFollowers(forums),
// Current viewer's forum quota.
"ForumQuota": models.ComputeForumQuota(currentUser),
}
if err := tmpl.Execute(w, r, vars); err != nil {
http.Error(w, err.Error(), http.StatusInternalServerError)
return
}
})
}