Put HTTPSignatures, WebFinger and ActivityStream alongside with ActivityPub

lib/federation/activity_stream/converter/address.ex

@@ -0,0 +1,79 @@
+defmodule Mobilizon.Federation.ActivityStream.Converter.Address do
+  @moduledoc """
+  Address converter.
+
+  This module allows to convert reports from ActivityStream format to our own
+  internal one, and back.
+  """
+
+  alias Mobilizon.Addresses.Address, as: AddressModel
+
+  alias Mobilizon.Federation.ActivityStream.Converter
+
+  @behaviour Converter
+
+  @doc """
+  Converts an AP object data to our internal data structure.
+  """
+  @impl Converter
+  @spec as_to_model_data(map) :: map
+  def as_to_model_data(object) do
+    res = %{
+      "description" => object["name"],
+      "url" => object["url"]
+    }
+
+    res =
+      if is_nil(object["address"]) do
+        res
+      else
+        Map.merge(res, %{
+          "country" => object["address"]["addressCountry"],
+          "postal_code" => object["address"]["postalCode"],
+          "region" => object["address"]["addressRegion"],
+          "street" => object["address"]["streetAddress"],
+          "locality" => object["address"]["addressLocality"]
+        })
+      end
+
+    if is_nil(object["latitude"]) or is_nil(object["longitude"]) do
+      res
+    else
+      geo = %Geo.Point{
+        coordinates: {object["latitude"], object["longitude"]},
+        srid: 4326
+      }
+
+      Map.put(res, "geom", geo)
+    end
+  end
+
+  @doc """
+  Convert an event struct to an ActivityStream representation.
+  """
+  @impl Converter
+  @spec model_to_as(AddressModel.t()) :: map
+  def model_to_as(%AddressModel{} = address) do
+    res = %{
+      "type" => "Place",
+      "name" => address.description,
+      "id" => address.url,
+      "address" => %{
+        "type" => "PostalAddress",
+        "streetAddress" => address.street,
+        "postalCode" => address.postal_code,
+        "addressLocality" => address.locality,
+        "addressRegion" => address.region,
+        "addressCountry" => address.country
+      }
+    }
+
+    if is_nil(address.geom) do
+      res
+    else
+      res
+      |> Map.put("latitude", address.geom.coordinates |> elem(0))
+      |> Map.put("longitude", address.geom.coordinates |> elem(1))
+    end
+  end
+end