Add basic search.

lib/pleroma/web/mastodon_api/mastodon_api_controller.ex

@@ -287,6 +287,27 @@ def unfollow(%{assigns: %{user: follower}} = conn, %{"id" => id}) do
     end
   end
 
+  def search(%{assigns: %{user: user}} = conn, %{"q" => query}) do
+    q = from u in User,
+      where: fragment("(to_tsvector(?) || to_tsvector(?)) @@ plainto_tsquery(?)", u.nickname, u.name, ^query),
+      limit: 20
+    accounts = Repo.all(q)
+
+    q = from a in Activity,
+      where: fragment("?->>'type' = 'Create'", a.data),
+      where: fragment("to_tsvector(?->'object'->>'content') @@ plainto_tsquery(?)", a.data, ^query),
+      limit: 20
+    statuses = Repo.all(q)
+
+    res = %{
+      "accounts" => AccountView.render("accounts.json", users: accounts, for: user, as: :user),
+      "statuses" => StatusView.render("index.json", activities: statuses, for: user, as: :activity),
+      "hashtags" => []
+    }
+
+    json(conn, res)
+  end
+
   def relationship_noop(%{assigns: %{user: user}} = conn, %{"id" => id}) do
     Logger.debug("Unimplemented, returning unmodified relationship")
     with %User{} = target <- Repo.get(User, id) do

lib/pleroma/web/router.ex

@@ -87,6 +87,8 @@ def user_fetcher(username) do
     get "/accounts/:id/followers", MastodonAPIController, :followers
     get "/accounts/:id/following", MastodonAPIController, :following
     get "/accounts/:id", MastodonAPIController, :user
+
+    get "/search", MastodonAPIController, :search
   end
 
   scope "/api", Pleroma.Web do

test/web/mastodon_api/mastodon_api_controller_test.exs

@@ -310,4 +310,26 @@ test "unimplemented mutes, follow_requests, blocks, domain blocks" do
       assert [] = json_response(conn, 200)
     end)
   end
+
+  test "search", %{conn: conn} do
+    user = insert(:user)
+    user_two = insert(:user, %{nickname: "shp@shitposter.club"})
+    user_three = insert(:user, %{nickname: "shp@heldscal.la", name: "I love 2hu"})
+
+    {:ok, activity} = CommonAPI.post(user, %{"status" => "This is about 2hu"})
+    {:ok, _} = CommonAPI.post(user_two, %{"status" => "This isn't"})
+
+    conn = conn
+    |> get("/api/v1/search", %{"q" => "2hu"})
+
+    assert results = json_response(conn, 200)
+
+    [account] = results["accounts"]
+    assert account["id"] == user_three.id
+
+    assert results["hashtags"] == []
+
+    [status] = results["statuses"]
+    assert status["id"] == activity.id
+  end
 end