blog/src/controllers/posts/archive.go

61 lines
1.5 KiB
Go

package postctl
import (
"net/http"
"sort"
"time"
"github.com/kirsle/blog/src/middleware/auth"
"github.com/kirsle/blog/models/posts"
"github.com/kirsle/blog/src/render"
"github.com/kirsle/blog/src/responses"
"github.com/kirsle/blog/src/types"
)
// archiveHandler summarizes all blog entries in an archive view.
func archiveHandler(w http.ResponseWriter, r *http.Request) {
idx, err := posts.GetIndex()
if err != nil {
responses.BadRequest(w, r, "Error getting blog index")
return
}
// Group posts by calendar month.
var months []string
byMonth := map[string]*Archive{}
for _, post := range idx.Posts {
// Exclude certain posts
if (post.Privacy == types.PRIVATE || post.Privacy == types.UNLISTED) && !auth.LoggedIn(r) {
continue
} else if post.Privacy == types.DRAFT {
continue
}
label := post.Created.Format("2006-01")
if _, ok := byMonth[label]; !ok {
months = append(months, label)
byMonth[label] = &Archive{
Label: label,
Date: time.Date(post.Created.Year(), post.Created.Month(), post.Created.Day(), 0, 0, 0, 0, time.UTC),
Posts: []posts.Post{},
}
}
byMonth[label].Posts = append(byMonth[label].Posts, post)
}
// Sort the months.
sort.Sort(sort.Reverse(sort.StringSlice(months)))
// Prepare the response.
result := []*Archive{}
for _, label := range months {
sort.Sort(sort.Reverse(posts.ByUpdated(byMonth[label].Posts)))
result = append(result, byMonth[label])
}
v := map[string]interface{}{
"Archive": result,
}
render.Template(w, r, "blog/archive", v)
}