From 0d1788ce44cf7bf50aa40e56988be0d2e315d2e1 Mon Sep 17 00:00:00 2001
From: Ivan Tashkinov <ivantashkinov@gmail.com>
Date: Fri, 28 Dec 2018 14:35:25 +0300
Subject: [PATCH] [#471] Factored out User.visible_for?/2.

---
 lib/pleroma/user.ex                                |  6 ++++++
 lib/pleroma/web/mastodon_api/views/account_view.ex | 14 +++-----------
 lib/pleroma/web/twitter_api/views/user_view.ex     | 14 +++-----------
 3 files changed, 12 insertions(+), 22 deletions(-)

diff --git a/lib/pleroma/user.ex b/lib/pleroma/user.ex
index b8a7a3fae..7d97bf7e5 100644
--- a/lib/pleroma/user.ex
+++ b/lib/pleroma/user.ex
@@ -49,6 +49,12 @@ def auth_active?(%User{} = user) do
 
   def remote_or_auth_active?(%User{} = user), do: !user.local || auth_active?(user)
 
+  def visible_for?(%User{} = user, for_user \\ nil) do
+    User.remote_or_auth_active?(user) || (for_user && for_user.id == user.id) ||
+      User.superuser?(for_user)
+  end
+
+  def superuser?(nil), do: false
   def superuser?(%User{} = user), do: user.info && User.Info.superuser?(user.info)
 
   def avatar_url(user) do
diff --git a/lib/pleroma/web/mastodon_api/views/account_view.ex b/lib/pleroma/web/mastodon_api/views/account_view.ex
index ba72e3a10..32cb1ac60 100644
--- a/lib/pleroma/web/mastodon_api/views/account_view.ex
+++ b/lib/pleroma/web/mastodon_api/views/account_view.ex
@@ -17,17 +17,9 @@ def render("accounts.json", %{users: users} = opts) do
   end
 
   def render("account.json", %{user: user} = opts) do
-    for_user = opts[:for]
-
-    allow_render =
-      User.remote_or_auth_active?(user) ||
-        (for_user && (for_user.id == user.id || User.superuser?(for_user)))
-
-    if allow_render do
-      render("valid_account.json", opts)
-    else
-      render("invalid_account.json", opts)
-    end
+    if User.visible_for?(user, opts[:for]),
+      do: render("valid_account.json", opts),
+      else: render("invalid_account.json", opts)
   end
 
   def render("invalid_account.json", _opts) do
diff --git a/lib/pleroma/web/twitter_api/views/user_view.ex b/lib/pleroma/web/twitter_api/views/user_view.ex
index 41825f8f6..890d4234e 100644
--- a/lib/pleroma/web/twitter_api/views/user_view.ex
+++ b/lib/pleroma/web/twitter_api/views/user_view.ex
@@ -21,17 +21,9 @@ def render("index.json", %{users: users, for: user}) do
   end
 
   def render("user.json", %{user: user = %User{}} = assigns) do
-    for_user = assigns[:for]
-
-    allow_render =
-      User.remote_or_auth_active?(user) ||
-        (for_user && (for_user.id == user.id || User.superuser?(for_user)))
-
-    if allow_render do
-      render("valid_user.json", assigns)
-    else
-      render("invalid_user.json", assigns)
-    end
+    if User.visible_for?(user, assigns[:for]),
+      do: render("valid_user.json", assigns),
+      else: render("invalid_user.json", assigns)
   end
 
   def render("invalid_user.json", _assigns) do