website/pkg/controller/forum/forums.go

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package forum
import (
"fmt"
"net/http"
"regexp"
2022-08-26 04:21:46 +00:00
"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
var pager = &models.Pagination{
Page: 1,
PerPage: config.PageSizeForums,
Sort: "title asc",
}
pager.ParsePage(r)
forums, err := models.PaginateForums(currentUser, config.ForumCategories, pager)
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)
// Map statistics for these forums.
forumMap := models.MapForumStatistics(forums)
var vars = map[string]interface{}{
"Pager": pager,
"Categories": categorized,
"ForumMap": forumMap,
}
if err := tmpl.Execute(w, r, vars); err != nil {
http.Error(w, err.Error(), http.StatusInternalServerError)
return
}
})
}