website/pkg/controller/account/friends.go

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package account
import (
"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"
)
var UserFriendsRegexp = regexp.MustCompile(`^/friends/u/([^@]+?)$`)
// User friends page (/friends/u/username)
func UserFriends() http.HandlerFunc {
tmpl := templates.Must("account/friends.html")
return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
// Parse the username out of the URL parameters.
var username string
m := UserFriendsRegexp.FindStringSubmatch(r.URL.Path)
if m != nil {
username = m[1]
}
// Find this user.
user, err := models.FindUser(username)
if err != nil {
templates.NotFoundPage(w, r)
return
}
// Get the viewer.
currentUser, err := session.CurrentUser(r)
if err != nil {
session.FlashError(w, r, "Unexpected error: could not get currentUser.")
templates.Redirect(w, "/")
return
}
var isSelf = currentUser.ID == user.ID
// Banned or disabled? Only admin can view then.
if user.Status != models.UserStatusActive && !currentUser.IsAdmin {
templates.NotFoundPage(w, r)
return
}
// Is either one blocking?
if models.IsBlocking(currentUser.ID, user.ID) && !currentUser.IsAdmin {
templates.NotFoundPage(w, r)
return
}
// Get their friends.
pager := &models.Pagination{
PerPage: config.PageSizeFriends,
Sort: "updated_at desc",
}
pager.ParsePage(r)
friends, err := models.PaginateOtherUserFriends(currentUser, user, pager)
if err != nil {
session.FlashError(w, r, "Couldn't paginate friends: %s", err)
templates.Redirect(w, "/")
return
}
var vars = map[string]interface{}{
"User": user,
"IsSelf": isSelf,
"PhotoCount": models.CountPhotosICanSee(user, currentUser),
"NoteCount": models.CountNotesAboutUser(currentUser, user),
"FriendCount": models.CountFriends(user.ID),
"Friends": friends,
"Pager": pager,
// Map our friendships to these users.
"FriendMap": models.MapFriends(currentUser, friends),
}
if err := tmpl.Execute(w, r, vars); err != nil {
http.Error(w, err.Error(), http.StatusInternalServerError)
return
}
})
}