1 files changed, 38 insertions, 0 deletions
diff --git a/priv/repo/migrations/20200406100225_users_add_emoji.exs b/priv/repo/migrations/20200406100225_users_add_emoji.exs
new file mode 100644
index 000000000..f248108de
--- /dev/null
+++ b/priv/repo/migrations/20200406100225_users_add_emoji.exs
@@ -0,0 +1,38 @@
+defmodule Pleroma.Repo.Migrations.UsersPopulateEmoji do
+  use Ecto.Migration
+
+  import Ecto.Query
+
+  alias Pleroma.User
+  alias Pleroma.Repo
+
+  def up do
+    execute("ALTER TABLE users ALTER COLUMN emoji SET DEFAULT '{}'::jsonb")
+    execute("UPDATE users SET emoji = DEFAULT WHERE emoji = '[]'::jsonb")
+
+    from(u in User)
+    |> select([u], struct(u, [:id, :ap_id, :source_data]))
+    |> Repo.stream()
+    |> Enum.each(fn user ->
+      emoji =
+        user.source_data
+        |> Map.get("tag", [])
+        |> Enum.filter(fn
+          %{"type" => "Emoji"} -> true
+          _ -> false
+        end)
+        |> Enum.reduce(%{}, fn %{"icon" => %{"url" => url}, "name" => name}, acc ->
+          Map.put(acc, String.trim(name, ":"), url)
+        end)
+
+      user
+      |> Ecto.Changeset.cast(%{emoji: emoji}, [:emoji])
+      |> Repo.update()
+    end)
+  end
+
+  def down do
+    execute("ALTER TABLE users ALTER COLUMN emoji SET DEFAULT '[]'::jsonb")
+    execute("UPDATE users SET emoji = DEFAULT WHERE emoji = '{}'::jsonb")
+  end
+end