1 files changed, 23 insertions, 0 deletions
diff --git a/lib/banzai/filter/issue_reference_filter.rb b/lib/banzai/filter/issue_reference_filter.rb
new file mode 100644
index 00000000000..51180cb901a
--- /dev/null
+++ b/lib/banzai/filter/issue_reference_filter.rb
@@ -0,0 +1,23 @@
+require 'banzai'
+
+module Banzai
+  module Filter
+    # HTML filter that replaces issue references with links. References to
+    # issues that do not exist are ignored.
+    #
+    # This filter supports cross-project references.
+    class IssueReferenceFilter < AbstractReferenceFilter
+      def self.object_class
+        Issue
+      end
+
+      def find_object(project, id)
+        project.get_issue(id)
+      end
+
+      def url_for_object(issue, project)
+        IssuesHelper.url_for_issue(issue.iid, project, only_path: context[:only_path])
+      end
+    end
+  end
+end