X-Git-Url: https://git.squeep.com/?a=blobdiff_plain;ds=sidebyside;f=lib%2Fpleroma%2Fuser.ex;h=3bcfcdd918e8741f40df2c4c2dc7c301b3abe6a7;hb=0f5bff8c66fa2b67633fe05de8aaa1985f4d98f8;hp=6a8129ac84b2572432d80e2cd77d76b27cbdcd6b;hpb=125d934bc6d8121f600e7fde9aae0a767f6aa66e;p=akkoma

diff --git a/lib/pleroma/user.ex b/lib/pleroma/user.ex
index 6a8129ac8..3bcfcdd91 100644
--- a/lib/pleroma/user.ex
+++ b/lib/pleroma/user.ex
@@ -67,7 +67,8 @@ defmodule Pleroma.User do
     %{
       following_count: length(user.following) - oneself,
       note_count: user.info["note_count"] || 0,
-      follower_count: user.info["follower_count"] || 0
+      follower_count: user.info["follower_count"] || 0,
+      locked: user.info["locked"] || false
     }
   end
 
@@ -76,7 +77,7 @@ defmodule Pleroma.User do
     changes =
       %User{}
       |> cast(params, [:bio, :name, :ap_id, :nickname, :info, :avatar])
-      |> validate_required([:name, :ap_id, :nickname])
+      |> validate_required([:name, :ap_id])
       |> unique_constraint(:nickname)
       |> validate_format(:nickname, @email_regex)
       |> validate_length(:bio, max: 5000)
@@ -167,28 +168,77 @@ defmodule Pleroma.User do
     end
   end
 
+  def maybe_direct_follow(%User{} = follower, %User{info: info} = followed) do
+    user_config = Application.get_env(:pleroma, :user)
+    deny_follow_blocked = Keyword.get(user_config, :deny_follow_blocked)
+
+    user_info = user_info(followed)
+
+    should_direct_follow =
+      cond do
+        # if the account is locked, don't pre-create the relationship
+        user_info[:locked] == true ->
+          false
+
+        # if the users are blocking each other, we shouldn't even be here, but check for it anyway
+        deny_follow_blocked and
+            (User.blocks?(follower, followed) or User.blocks?(followed, follower)) ->
+          false
+
+        # if OStatus, then there is no three-way handshake to follow
+        User.ap_enabled?(followed) != true ->
+          true
+
+        # if there are no other reasons not to, just pre-create the relationship
+        true ->
+          true
+      end
+
+    if should_direct_follow do
+      follow(follower, followed)
+    else
+      {:ok, follower}
+    end
+  end
+
+  def maybe_follow(%User{} = follower, %User{info: info} = followed) do
+    if not following?(follower, followed) do
+      follow(follower, followed)
+    else
+      {:ok, follower}
+    end
+  end
+
   def follow(%User{} = follower, %User{info: info} = followed) do
+    user_config = Application.get_env(:pleroma, :user)
+    deny_follow_blocked = Keyword.get(user_config, :deny_follow_blocked)
+
     ap_followers = followed.follower_address
 
-    if following?(follower, followed) or info["deactivated"] do
-      {:error, "Could not follow user: #{followed.nickname} is already on your list."}
-    else
-      if !followed.local && follower.local && !ap_enabled?(followed) do
-        Websub.subscribe(follower, followed)
-      end
+    cond do
+      following?(follower, followed) or info["deactivated"] ->
+        {:error, "Could not follow user: #{followed.nickname} is already on your list."}
 
-      following =
-        [ap_followers | follower.following]
-        |> Enum.uniq()
+      deny_follow_blocked and blocks?(followed, follower) ->
+        {:error, "Could not follow user: #{followed.nickname} blocked you."}
 
-      follower =
-        follower
-        |> follow_changeset(%{following: following})
-        |> update_and_set_cache
+      true ->
+        if !followed.local && follower.local && !ap_enabled?(followed) do
+          Websub.subscribe(follower, followed)
+        end
+
+        following =
+          [ap_followers | follower.following]
+          |> Enum.uniq()
+
+        follower =
+          follower
+          |> follow_changeset(%{following: following})
+          |> update_and_set_cache
 
-      {:ok, _} = update_follower_count(followed)
+        {:ok, _} = update_follower_count(followed)
 
-      follower
+        follower
     end
   end
 
@@ -217,15 +267,19 @@ defmodule Pleroma.User do
     Enum.member?(follower.following, followed.follower_address)
   end
 
+  def locked?(%User{} = user) do
+    user.info["locked"] || false
+  end
+
   def get_by_ap_id(ap_id) do
     Repo.get_by(User, ap_id: ap_id)
   end
 
   def update_and_set_cache(changeset) do
     with {:ok, user} <- Repo.update(changeset) do
-      Cachex.set(:user_cache, "ap_id:#{user.ap_id}", user)
-      Cachex.set(:user_cache, "nickname:#{user.nickname}", user)
-      Cachex.set(:user_cache, "user_info:#{user.id}", user_info(user))
+      Cachex.put(:user_cache, "ap_id:#{user.ap_id}", user)
+      Cachex.put(:user_cache, "nickname:#{user.nickname}", user)
+      Cachex.put(:user_cache, "user_info:#{user.id}", user_info(user))
       {:ok, user}
     else
       e -> e
@@ -239,12 +293,12 @@ defmodule Pleroma.User do
 
   def get_cached_by_ap_id(ap_id) do
     key = "ap_id:#{ap_id}"
-    Cachex.get!(:user_cache, key, fallback: fn _ -> get_by_ap_id(ap_id) end)
+    Cachex.fetch!(:user_cache, key, fn _ -> get_by_ap_id(ap_id) end)
   end
 
   def get_cached_by_nickname(nickname) do
     key = "nickname:#{nickname}"
-    Cachex.get!(:user_cache, key, fallback: fn _ -> get_or_fetch_by_nickname(nickname) end)
+    Cachex.fetch!(:user_cache, key, fn _ -> get_or_fetch_by_nickname(nickname) end)
   end
 
   def get_by_nickname(nickname) do
@@ -260,7 +314,7 @@ defmodule Pleroma.User do
 
   def get_cached_user_info(user) do
     key = "user_info:#{user.id}"
-    Cachex.get!(:user_cache, key, fallback: fn _ -> user_info(user) end)
+    Cachex.fetch!(:user_cache, key, fn _ -> user_info(user) end)
   end
 
   def fetch_by_nickname(nickname) do
@@ -314,6 +368,41 @@ defmodule Pleroma.User do
     {:ok, Repo.all(q)}
   end
 
+  def get_follow_requests_query(%User{} = user) do
+    from(
+      a in Activity,
+      where:
+        fragment(
+          "? ->> 'type' = 'Follow'",
+          a.data
+        ),
+      where:
+        fragment(
+          "? ->> 'state' = 'pending'",
+          a.data
+        ),
+      where:
+        fragment(
+          "? @> ?",
+          a.data,
+          ^%{"object" => user.ap_id}
+        )
+    )
+  end
+
+  def get_follow_requests(%User{} = user) do
+    q = get_follow_requests_query(user)
+    reqs = Repo.all(q)
+
+    users =
+      Enum.map(reqs, fn req -> req.actor end)
+      |> Enum.uniq()
+      |> Enum.map(fn ap_id -> get_by_ap_id(ap_id) end)
+      |> Enum.filter(fn u -> !following?(u, user) end)
+
+    {:ok, users}
+  end
+
   def increase_note_count(%User{} = user) do
     note_count = (user.info["note_count"] || 0) + 1
     new_info = Map.put(user.info, "note_count", note_count)
@@ -411,7 +500,8 @@ defmodule Pleroma.User do
               u.nickname,
               u.name
             )
-        }
+        },
+        where: not is_nil(u.nickname)
       )
 
     q =
@@ -424,15 +514,33 @@ defmodule Pleroma.User do
     Repo.all(q)
   end
 
-  def block(user, %{ap_id: ap_id}) do
-    blocks = user.info["blocks"] || []
+  def block(blocker, %User{ap_id: ap_id} = blocked) do
+    # sever any follow relationships to prevent leaks per activitypub (Pleroma issue #213)
+    blocker =
+      if following?(blocker, blocked) do
+        {:ok, blocker, _} = unfollow(blocker, blocked)
+        blocker
+      else
+        blocker
+      end
+
+    if following?(blocked, blocker) do
+      unfollow(blocked, blocker)
+    end
+
+    blocks = blocker.info["blocks"] || []
     new_blocks = Enum.uniq([ap_id | blocks])
-    new_info = Map.put(user.info, "blocks", new_blocks)
+    new_info = Map.put(blocker.info, "blocks", new_blocks)
 
-    cs = User.info_changeset(user, %{info: new_info})
+    cs = User.info_changeset(blocker, %{info: new_info})
     update_and_set_cache(cs)
   end
 
+  # helper to handle the block given only an actor's AP id
+  def block(blocker, %{ap_id: ap_id}) do
+    block(blocker, User.get_by_ap_id(ap_id))
+  end
+
   def unblock(user, %{ap_id: ap_id}) do
     blocks = user.info["blocks"] || []
     new_blocks = List.delete(blocks, ap_id)
@@ -444,11 +552,39 @@ defmodule Pleroma.User do
 
   def blocks?(user, %{ap_id: ap_id}) do
     blocks = user.info["blocks"] || []
-    Enum.member?(blocks, ap_id)
+    domain_blocks = user.info["domain_blocks"] || []
+    %{host: host} = URI.parse(ap_id)
+
+    Enum.member?(blocks, ap_id) ||
+      Enum.any?(domain_blocks, fn domain ->
+        host == domain
+      end)
+  end
+
+  def block_domain(user, domain) do
+    domain_blocks = user.info["domain_blocks"] || []
+    new_blocks = Enum.uniq([domain | domain_blocks])
+    new_info = Map.put(user.info, "domain_blocks", new_blocks)
+
+    cs = User.info_changeset(user, %{info: new_info})
+    update_and_set_cache(cs)
+  end
+
+  def unblock_domain(user, domain) do
+    blocks = user.info["domain_blocks"] || []
+    new_blocks = List.delete(blocks, domain)
+    new_info = Map.put(user.info, "domain_blocks", new_blocks)
+
+    cs = User.info_changeset(user, %{info: new_info})
+    update_and_set_cache(cs)
   end
 
   def local_user_query() do
-    from(u in User, where: u.local == true)
+    from(
+      u in User,
+      where: u.local == true,
+      where: not is_nil(u.nickname)
+    )
   end
 
   def deactivate(%User{} = user) do
@@ -477,7 +613,7 @@ defmodule Pleroma.User do
     |> Enum.each(fn activity ->
       case activity.data["type"] do
         "Create" ->
-          ActivityPub.delete(Object.get_by_ap_id(activity.data["object"]["id"]))
+          ActivityPub.delete(Object.normalize(activity.data["object"]))
 
         # TODO: Do something with likes, follows, repeats.
         _ ->
@@ -507,6 +643,25 @@ defmodule Pleroma.User do
     end
   end
 
+  def get_or_create_instance_user do
+    relay_uri = "#{Pleroma.Web.Endpoint.url()}/relay"
+
+    if user = get_by_ap_id(relay_uri) do
+      user
+    else
+      changes =
+        %User{}
+        |> cast(%{}, [:ap_id, :nickname, :local])
+        |> put_change(:ap_id, relay_uri)
+        |> put_change(:nickname, nil)
+        |> put_change(:local, true)
+        |> put_change(:follower_address, relay_uri <> "/followers")
+
+      {:ok, user} = Repo.insert(changes)
+      user
+    end
+  end
+
   # AP style
   def public_key_from_info(%{
         "source_data" => %{"publicKey" => %{"publicKeyPem" => public_key_pem}}