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-rw-r--r--app/models/concerns/account_interactions.rb8
-rw-r--r--app/models/concerns/follow_limitable.rb17
-rw-r--r--app/models/follow.rb2
-rw-r--r--app/models/follow_request.rb2
-rw-r--r--app/services/follow_service.rb7
-rw-r--r--app/workers/authorize_follow_worker.rb2
-rw-r--r--app/workers/import/relationship_worker.rb6
-rw-r--r--app/workers/refollow_worker.rb2
-rw-r--r--app/workers/unfollow_follow_worker.rb2
9 files changed, 35 insertions, 13 deletions
diff --git a/app/models/concerns/account_interactions.rb b/app/models/concerns/account_interactions.rb
index e2c4b8acf..974f57820 100644
--- a/app/models/concerns/account_interactions.rb
+++ b/app/models/concerns/account_interactions.rb
@@ -97,8 +97,8 @@ module AccountInteractions
     has_many :announcement_mutes, dependent: :destroy
   end
 
-  def follow!(other_account, reblogs: nil, notify: nil, uri: nil, rate_limit: false)
-    rel = active_relationships.create_with(show_reblogs: reblogs.nil? ? true : reblogs, notify: notify.nil? ? false : notify, uri: uri, rate_limit: rate_limit)
+  def follow!(other_account, reblogs: nil, notify: nil, uri: nil, rate_limit: false, bypass_limit: false)
+    rel = active_relationships.create_with(show_reblogs: reblogs.nil? ? true : reblogs, notify: notify.nil? ? false : notify, uri: uri, rate_limit: rate_limit, bypass_follow_limit: bypass_limit)
                               .find_or_create_by!(target_account: other_account)
 
     rel.show_reblogs = reblogs unless reblogs.nil?
@@ -111,8 +111,8 @@ module AccountInteractions
     rel
   end
 
-  def request_follow!(other_account, reblogs: nil, notify: nil, uri: nil, rate_limit: false)
-    rel = follow_requests.create_with(show_reblogs: reblogs.nil? ? true : reblogs, notify: notify.nil? ? false : notify, uri: uri, rate_limit: rate_limit)
+  def request_follow!(other_account, reblogs: nil, notify: nil, uri: nil, rate_limit: false, bypass_limit: false)
+    rel = follow_requests.create_with(show_reblogs: reblogs.nil? ? true : reblogs, notify: notify.nil? ? false : notify, uri: uri, rate_limit: rate_limit, bypass_follow_limit: bypass_limit)
                          .find_or_create_by!(target_account: other_account)
 
     rel.show_reblogs = reblogs unless reblogs.nil?
diff --git a/app/models/concerns/follow_limitable.rb b/app/models/concerns/follow_limitable.rb
new file mode 100644
index 000000000..c64060d6e
--- /dev/null
+++ b/app/models/concerns/follow_limitable.rb
@@ -0,0 +1,17 @@
+# frozen_string_literal: true
+
+module FollowLimitable
+  extend ActiveSupport::Concern
+
+  included do
+    validates_with FollowLimitValidator, on: :create, unless: :bypass_follow_limit?
+  end
+
+  def bypass_follow_limit=(value)
+    @bypass_follow_limit = value
+  end
+
+  def bypass_follow_limit?
+    @bypass_follow_limit
+  end
+end
diff --git a/app/models/follow.rb b/app/models/follow.rb
index 69a1722b3..a5e3fe809 100644
--- a/app/models/follow.rb
+++ b/app/models/follow.rb
@@ -17,6 +17,7 @@ class Follow < ApplicationRecord
   include Paginable
   include RelationshipCacheable
   include RateLimitable
+  include FollowLimitable
 
   rate_limit by: :account, family: :follows
 
@@ -26,7 +27,6 @@ class Follow < ApplicationRecord
   has_one :notification, as: :activity, dependent: :destroy
 
   validates :account_id, uniqueness: { scope: :target_account_id }
-  validates_with FollowLimitValidator, on: :create, if: :rate_limit?
 
   scope :recent, -> { reorder(id: :desc) }
 
diff --git a/app/models/follow_request.rb b/app/models/follow_request.rb
index 2d2a77b59..59fefcdf6 100644
--- a/app/models/follow_request.rb
+++ b/app/models/follow_request.rb
@@ -17,6 +17,7 @@ class FollowRequest < ApplicationRecord
   include Paginable
   include RelationshipCacheable
   include RateLimitable
+  include FollowLimitable
 
   rate_limit by: :account, family: :follows
 
@@ -26,7 +27,6 @@ class FollowRequest < ApplicationRecord
   has_one :notification, as: :activity, dependent: :destroy
 
   validates :account_id, uniqueness: { scope: :target_account_id }
-  validates_with FollowLimitValidator, on: :create, if: :rate_limit?
 
   def authorize!
     account.follow!(target_account, reblogs: show_reblogs, notify: notify, uri: uri)
diff --git a/app/services/follow_service.rb b/app/services/follow_service.rb
index 962572851..b98f7011d 100644
--- a/app/services/follow_service.rb
+++ b/app/services/follow_service.rb
@@ -11,11 +11,12 @@ class FollowService < BaseService
   # @option [Boolean] :reblogs Whether or not to show reblogs, defaults to true
   # @option [Boolean] :notify Whether to create notifications about new posts, defaults to false
   # @option [Boolean] :bypass_locked
+  # @option [Boolean] :bypass_limit Allow following past the total follow number
   # @option [Boolean] :with_rate_limit
   def call(source_account, target_account, options = {})
     @source_account = source_account
     @target_account = ResolveAccountService.new.call(target_account, skip_webfinger: true)
-    @options        = { bypass_locked: false, with_rate_limit: false }.merge(options)
+    @options        = { bypass_locked: false, bypass_limit: false, with_rate_limit: false }.merge(options)
 
     raise ActiveRecord::RecordNotFound if following_not_possible?
     raise Mastodon::NotPermittedError  if following_not_allowed?
@@ -54,7 +55,7 @@ class FollowService < BaseService
   end
 
   def request_follow!
-    follow_request = @source_account.request_follow!(@target_account, reblogs: @options[:reblogs], notify: @options[:notify], rate_limit: @options[:with_rate_limit])
+    follow_request = @source_account.request_follow!(@target_account, reblogs: @options[:reblogs], notify: @options[:notify], rate_limit: @options[:with_rate_limit], bypass_limit: @options[:bypass_limit])
 
     if @target_account.local?
       LocalNotificationWorker.perform_async(@target_account.id, follow_request.id, follow_request.class.name, :follow_request)
@@ -66,7 +67,7 @@ class FollowService < BaseService
   end
 
   def direct_follow!
-    follow = @source_account.follow!(@target_account, reblogs: @options[:reblogs], notify: @options[:notify], rate_limit: @options[:with_rate_limit])
+    follow = @source_account.follow!(@target_account, reblogs: @options[:reblogs], notify: @options[:notify], rate_limit: @options[:with_rate_limit], bypass_limit: @options[:bypass_limit])
 
     LocalNotificationWorker.perform_async(@target_account.id, follow.id, follow.class.name, :follow)
     MergeWorker.perform_async(@target_account.id, @source_account.id)
diff --git a/app/workers/authorize_follow_worker.rb b/app/workers/authorize_follow_worker.rb
index 0d5014624..f57900fa5 100644
--- a/app/workers/authorize_follow_worker.rb
+++ b/app/workers/authorize_follow_worker.rb
@@ -7,7 +7,7 @@ class AuthorizeFollowWorker
     source_account = Account.find(source_account_id)
     target_account = Account.find(target_account_id)
 
-    AuthorizeFollowService.new.call(source_account, target_account)
+    AuthorizeFollowService.new.call(source_account, target_account, bypass_limit: true)
   rescue ActiveRecord::RecordNotFound
     true
   end
diff --git a/app/workers/import/relationship_worker.rb b/app/workers/import/relationship_worker.rb
index 4a455f3ae..4a7100435 100644
--- a/app/workers/import/relationship_worker.rb
+++ b/app/workers/import/relationship_worker.rb
@@ -15,7 +15,11 @@ class Import::RelationshipWorker
 
     case relationship
     when 'follow'
-      FollowService.new.call(from_account, target_account, options)
+      begin
+        FollowService.new.call(from_account, target_account, options)
+      rescue ActiveRecord::RecordInvalid
+        raise if FollowLimitValidator.limit_for_account(from_account) < from_account.following_count
+      end
     when 'unfollow'
       UnfollowService.new.call(from_account, target_account)
     when 'block'
diff --git a/app/workers/refollow_worker.rb b/app/workers/refollow_worker.rb
index 98940680d..319b00109 100644
--- a/app/workers/refollow_worker.rb
+++ b/app/workers/refollow_worker.rb
@@ -19,7 +19,7 @@ class RefollowWorker
 
       # Schedule re-follow
       begin
-        FollowService.new.call(follower, target_account, reblogs: reblogs, notify: notify)
+        FollowService.new.call(follower, target_account, reblogs: reblogs, notify: notify, bypass_limit: true)
       rescue Mastodon::NotPermittedError, ActiveRecord::RecordNotFound, Mastodon::UnexpectedResponseError, HTTP::Error, OpenSSL::SSL::SSLError
         next
       end
diff --git a/app/workers/unfollow_follow_worker.rb b/app/workers/unfollow_follow_worker.rb
index 71b5a0e3f..0bd5ff472 100644
--- a/app/workers/unfollow_follow_worker.rb
+++ b/app/workers/unfollow_follow_worker.rb
@@ -14,7 +14,7 @@ class UnfollowFollowWorker
     reblogs = follow&.show_reblogs?
     notify  = follow&.notify?
 
-    FollowService.new.call(follower_account, new_target_account, reblogs: reblogs, notify: notify, bypass_locked: bypass_locked)
+    FollowService.new.call(follower_account, new_target_account, reblogs: reblogs, notify: notify, bypass_locked: bypass_locked, bypass_limit: true)
     UnfollowService.new.call(follower_account, old_target_account, skip_unmerge: true)
   rescue ActiveRecord::RecordNotFound, Mastodon::NotPermittedError
     true