3 files changed, 33 insertions, 6 deletions
diff --git a/lib/mastodon/unique_retry_job_middleware.rb b/lib/mastodon/unique_retry_job_middleware.rb
new file mode 100644
index 000000000..75da8a0c9
--- /dev/null
+++ b/lib/mastodon/unique_retry_job_middleware.rb
@@ -0,0 +1,20 @@
+# frozen_string_literal: true
+
+class Mastodon::UniqueRetryJobMiddleware
+  def call(_worker_class, item, _queue, _redis_pool)
+    return if item['unique_retry'] && retried?(item)
+    yield
+  end
+
+  private
+
+  def retried?(item)
+    # Use unique digest key of SidekiqUniqueJobs
+    unique_key = SidekiqUniqueJobs::UNIQUE_DIGEST_KEY
+    unique_digest = item[unique_key]
+    class_name = item['class']
+    retries = Sidekiq::RetrySet.new
+
+    retries.any? { |job| job.item['class'] == class_name && job.item[unique_key] == unique_digest }
+  end
+end
diff --git a/lib/mastodon/version.rb b/lib/mastodon/version.rb
index fcca875d9..de2516d6c 100644
--- a/lib/mastodon/version.rb
+++ b/lib/mastodon/version.rb
@@ -9,11 +9,11 @@ module Mastodon
     end
 
     def minor
-      5
+      6
     end
 
     def patch
-      1
+      0
     end
 
     def pre
@@ -21,7 +21,7 @@ module Mastodon
     end
 
     def flags
-      ''
+      'rc2'
     end
 
     def to_a
diff --git a/lib/tasks/mastodon.rake b/lib/tasks/mastodon.rake
index f04201a3c..307bc240d 100644
--- a/lib/tasks/mastodon.rake
+++ b/lib/tasks/mastodon.rake
@@ -273,10 +273,17 @@ namespace :mastodon do
 
     desc 'Remove deprecated preview cards'
     task remove_deprecated_preview_cards: :environment do
-      return unless ActiveRecord::Base.connection.table_exists? 'deprecated_preview_cards'
+      next unless ActiveRecord::Base.connection.table_exists? 'deprecated_preview_cards'
 
-      class DeprecatedPreviewCard < PreviewCard
-        self.table_name = 'deprecated_preview_cards'
+      class DeprecatedPreviewCard < ActiveRecord::Base
+        self.inheritance_column = false
+
+        path = '/preview_cards/:attachment/:id_partition/:style/:filename'
+        if ENV['S3_ENABLED'] != 'true'
+          path = (ENV['PAPERCLIP_ROOT_PATH'] || ':rails_root/public/system') + path
+        end
+
+        has_attached_file :image, styles: { original: '280x120>' }, convert_options: { all: '-quality 80 -strip' }, path: path
       end
 
       puts 'Delete records and associated files from deprecated preview cards? [y/N]: '