Added Open Graph tags to threads and posts

pages/post/opengraph.go

@@ -0,0 +1,21 @@
+package post
+
+import (
+	"github.com/aerogo/aero"
+	"github.com/animenotifier/arn"
+	"github.com/animenotifier/notify.moe/utils"
+)
+
+func getOpenGraph(ctx *aero.Context, post *arn.Post) *arn.OpenGraph {
+	openGraph := &arn.OpenGraph{
+		Tags: map[string]string{
+			"og:title":       post.TitleByUser(nil),
+			"og:description": utils.CutLongDescription(post.Text),
+			"og:url":         "https://" + ctx.App.Config.Domain + post.Link(),
+			"og:site_name":   ctx.App.Config.Domain,
+			"og:type":        "article",
+		},
+	}
+
+	return openGraph
+}