Sort comments on Rophako ingest

cmd/rophako-import/main.go

@@ -10,6 +10,7 @@ import (
 	"os"
 	"path/filepath"
 	"regexp"
+	"sort"
 	"strconv"
 	"strings"
 	"time"
@@ -189,6 +190,9 @@ func migrateComments() {
 			t.Post(new)
 		}
 
+		// Re-sort the comments by date.
+		sort.Sort(comments.ByCreated(t.Comments))
+
 		// Check for subscribers
 		subs := legacySubscribers{}
 		err = inDB.Get(fmt.Sprintf("comments/subscribers/%s", id), &subs)

core/models/comments/comments.go

@@ -60,6 +60,12 @@ type Comment struct {
 	Editing         bool   `json:"-"`
 }
 
+type ByCreated []*Comment
+
+func (a ByCreated) Len() int           { return len(a) }
+func (a ByCreated) Swap(i, j int)      { a[i], a[j] = a[j], a[i] }
+func (a ByCreated) Less(i, j int) bool { return a[i].Created.Before(a[j].Created) }
+
 // New initializes a new comment thread.
 func New(id string) Thread {
 	return Thread{