DEV: Housekeeping for CleanUpUploads job (#24361)

Followup to 9db8f00b3d, we
don't need this dead code any more. Also made some minor
improvements and comments.

app/jobs/scheduled/clean_up_uploads.rb

@@ -7,7 +7,7 @@ module Jobs
     def execute(args)
       grace_period = [SiteSetting.clean_orphan_uploads_grace_period_hours, 1].max
 
-      # always remove invalid upload records
+      # Always remove invalid upload records regardless of clean_up_uploads setting.
       Upload
         .by_users
         .where(
@@ -19,21 +19,13 @@ module Jobs
 
       return unless SiteSetting.clean_up_uploads?
 
-      if c = last_cleanup
-        return if (Time.zone.now.to_i - c) < (grace_period / 2).hours
+      # Do nothing if the last cleanup was run too recently.
+      last_cleanup_timestamp = last_cleanup
+      if last_cleanup_timestamp.present? &&
+           (Time.zone.now.to_i - last_cleanup_timestamp) < (grace_period / 2).hours
+        return
       end
 
-      base_url =
-        (
-          if Discourse.store.internal?
-            Discourse.store.relative_base_url
-          else
-            Discourse.store.absolute_base_url
-          end
-        )
-      s3_hostname = URI.parse(base_url).hostname
-      s3_cdn_hostname = URI.parse(SiteSetting.Upload.s3_cdn_url || "").hostname
-
       result = Upload.by_users
       Upload.unused_callbacks&.each { |handler| result = handler.call(result) }
       result =
@@ -42,46 +34,16 @@ module Jobs
             "uploads.retain_hours IS NULL OR uploads.created_at < current_timestamp - interval '1 hour' * uploads.retain_hours",
           )
           .where("uploads.created_at < ?", grace_period.hour.ago)
+          # Don't remove any secure uploads.
           .where("uploads.access_control_post_id IS NULL")
           .joins("LEFT JOIN upload_references ON upload_references.upload_id = uploads.id")
+          # Don't remove any uploads linked to an UploadReference.
           .where("upload_references.upload_id IS NULL")
           .with_no_non_post_relations
 
       result.find_each do |upload|
         next if Upload.in_use_callbacks&.any? { |callback| callback.call(upload) }
-
-        if upload.sha1.present?
-          # TODO: Remove this check after UploadReferences records were created
-          encoded_sha = Base62.encode(upload.sha1.hex)
-          if ReviewableQueuedPost
-               .pending
-               .where(
-                 "payload->>'raw' LIKE ? OR payload->>'raw' LIKE ?",
-                 "%#{upload.sha1}%",
-                 "%#{encoded_sha}%",
-               )
-               .exists?
-            next
-          end
-          if Draft.where(
-               "data LIKE ? OR data LIKE ?",
-               "%#{upload.sha1}%",
-               "%#{encoded_sha}%",
-             ).exists?
-            next
-          end
-          if UserProfile.where(
-               "bio_raw LIKE ? OR bio_raw LIKE ?",
-               "%#{upload.sha1}%",
-               "%#{encoded_sha}%",
-             ).exists?
-            next
-          end
-
-          upload.destroy
-        else
-          upload.delete
-        end
+        upload.sha1.present? ? upload.destroy : upload.delete
       end
 
       ExternalUploadStub.cleanup!
@@ -89,13 +51,13 @@ module Jobs
       self.last_cleanup = Time.zone.now.to_i
     end
 
-    def last_cleanup=(v)
-      Discourse.redis.setex(last_cleanup_key, 7.days.to_i, v.to_s)
+    def last_cleanup=(timestamp)
+      Discourse.redis.setex(last_cleanup_key, 7.days.to_i, timestamp.to_s)
     end
 
     def last_cleanup
-      v = Discourse.redis.get(last_cleanup_key)
-      v ? v.to_i : v
+      timestamp = Discourse.redis.get(last_cleanup_key)
+      timestamp ? timestamp.to_i : timestamp
     end
 
     def reset_last_cleanup!

app/models/reviewable_queued_post.rb

@@ -7,7 +7,7 @@ class ReviewableQueuedPost < Reviewable
   end
 
   after_save do
-    if saved_change_to_payload? && self.status == Reviewable.statuses[:pending] &&
+    if saved_change_to_payload? && self.status.to_sym == :pending &&
          self.payload&.[]("raw").present?
       upload_ids = Upload.extract_upload_ids(self.payload["raw"])
       UploadReference.ensure_exist!(upload_ids: upload_ids, target: self)

spec/fabricators/reviewable_fabricator.rb

@@ -12,6 +12,7 @@ Fabricator(:reviewable) do
   category
   score 1.23
   payload { { list: [1, 2, 3], name: "bandersnatch" } }
+  status { :pending }
 end
 
 Fabricator(:reviewable_queued_post_topic, class_name: :reviewable_queued_post) do

spec/jobs/clean_up_uploads_spec.rb

@@ -289,6 +289,7 @@ RSpec.describe Jobs::CleanUpUploads do
       payload: {
         raw: "#{upload.short_url}\n#{upload2.short_url}",
       },
+      status: :pending,
     )
 
     Fabricate(
@@ -296,7 +297,7 @@ RSpec.describe Jobs::CleanUpUploads do
       payload: {
         raw: "#{upload3.short_url}",
       },
-      status: Reviewable.statuses[:rejected],
+      status: :rejected,
     )
 
     Jobs::CleanUpUploads.new.execute(nil)