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Add unliking to activitypub.
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4 changed files with 67 additions and 9 deletions
4
TODO.txt
4
TODO.txt
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@ -1 +1,5 @@
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- Add cache for user fetching / representing. (mostly in TwitterAPI.activity_to_status)
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Unliking:
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- Add a proper undo activity, find out how to ignore those in twitter api.
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@ -24,7 +24,7 @@ defmodule Pleroma.Web.ActivityPub.ActivityPub do
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# There's already a like here, so return the original activity.
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ap_id in (object.data["likes"] || []) ->
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query = from activity in Activity,
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where: fragment("? @> ?", activity.data, ^%{actor: ap_id, object: id})
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where: fragment("? @> ?", activity.data, ^%{actor: ap_id, object: id, type: "Like"})
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activity = Repo.one(query)
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{:ok, activity, object}
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@ -47,17 +47,49 @@ defmodule Pleroma.Web.ActivityPub.ActivityPub do
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changeset = Ecto.Changeset.change(object, data: new_data)
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{:ok, object} = Repo.update(changeset)
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# Update activities that already had this. Could be done in a seperate process.
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relevant_activities = Activity.all_by_object_ap_id(id)
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Enum.map(relevant_activities, fn (activity) ->
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new_activity_data = activity.data |> Map.put("object", new_data)
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changeset = Ecto.Changeset.change(activity, data: new_activity_data)
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Repo.update(changeset)
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end)
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update_object_in_activities(object)
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{:ok, activity, object}
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end
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end
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defp update_object_in_activities(%{data: %{"id" => id}} = object) do
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# Update activities that already had this. Could be done in a seperate process.
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relevant_activities = Activity.all_by_object_ap_id(id)
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Enum.map(relevant_activities, fn (activity) ->
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new_activity_data = activity.data |> Map.put("object", object.data)
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changeset = Ecto.Changeset.change(activity, data: new_activity_data)
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Repo.update(changeset)
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end)
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end
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def unlike(%User{ap_id: ap_id} = user, %Object{data: %{ "id" => id}} = object) do
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query = from activity in Activity,
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where: fragment("? @> ?", activity.data, ^%{actor: ap_id, object: id, type: "Like"})
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activity = Repo.one(query)
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if activity do
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# just delete for now...
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{:ok, _activity} = Repo.delete(activity)
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likes = (object.data["likes"] || []) |> List.delete(ap_id)
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new_data = object.data
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|> Map.put("like_count", length(likes))
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|> Map.put("likes", likes)
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changeset = Ecto.Changeset.change(object, data: new_data)
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{:ok, object} = Repo.update(changeset)
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update_object_in_activities(object)
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{:ok, object}
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else
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{:ok, object}
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end
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end
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def generate_activity_id do
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generate_id("activities")
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end
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@ -22,7 +22,9 @@ defmodule Pleroma.Factory do
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"id" => Pleroma.Web.ActivityPub.ActivityPub.generate_object_id,
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"actor" => user.ap_id,
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"to" => ["https://www.w3.org/ns/activitystreams#Public"],
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"published_at" => DateTime.utc_now() |> DateTime.to_iso8601
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"published_at" => DateTime.utc_now() |> DateTime.to_iso8601,
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"likes" => [],
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"like_count" => 0
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}
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%Pleroma.Object{
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@ -142,6 +142,26 @@ defmodule Pleroma.Web.ActivityPub.ActivityPubTest do
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end
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end
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describe "unliking" do
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test "unliking a previously liked object" do
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note_activity = insert(:note_activity)
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object = Object.get_by_ap_id(note_activity.data["object"]["id"])
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user = insert(:user)
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# Unliking something that hasn't been liked does nothing
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{:ok, object} = ActivityPub.unlike(user, object)
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assert object.data["like_count"] == 0
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{:ok, like_activity, object} = ActivityPub.like(user, object)
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assert object.data["like_count"] == 1
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{:ok, object} = ActivityPub.unlike(user, object)
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assert object.data["like_count"] == 0
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assert Repo.get(Activity, like_activity.id) == nil
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end
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end
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describe "uploading files" do
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test "copies the file to the configured folder" do
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file = %Plug.Upload{content_type: "image/jpg", path: Path.absname("test/fixtures/image.jpg"), filename: "an_image.jpg"}
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