Fix preview card image not being re-fetched even if link is re-posted (#11981)

Fix #11956

diff --git a/app/models/preview_card.rb b/app/models/preview_card.rb
index 9d6c1938a0adb98f7a307119b3e23ede3bbebc60..4e89fbf8510f9a33783aca9aa695d4b1580eb0c3 100644 (file)
--- a/app/models/preview_card.rb
+++ b/app/models/preview_card.rb
@@ -47,6 +47,10 @@ class PreviewCard < ApplicationRecord
 
   before_save :extract_dimensions, if: :link?
 
+  def missing_image?
+    width.present? && height.present? && image_file_name.blank?
+  end
+
   def save_with_optional_image!
     save!
   rescue ActiveRecord::RecordInvalid

diff --git a/app/services/fetch_link_card_service.rb b/app/services/fetch_link_card_service.rb
index 4e75c370fa9640b688c13ebbc02125952dc15e79..ac5503d466c0744ae41761c9c7c50ed12e3c5bf3 100644 (file)
--- a/app/services/fetch_link_card_service.rb
+++ b/app/services/fetch_link_card_service.rb
@@ -22,7 +22,7 @@ class FetchLinkCardService < BaseService
     RedisLock.acquire(lock_options) do |lock|
       if lock.acquired?
         @card = PreviewCard.find_by(url: @url)
-        process_url if @card.nil? || @card.updated_at <= 2.weeks.ago
+        process_url if @card.nil? || @card.updated_at <= 2.weeks.ago || @card.missing_image?
       else
         raise Mastodon::RaceConditionError
       end