From bda3665bc79af76efdec449eb17bd14104d44b44 Mon Sep 17 00:00:00 2001
From: Yash Lamba <yashlamba2000@gmail.com>
Date: Fri, 8 Sep 2023 10:54:14 +0200
Subject: [PATCH] redirection: add legacy formats -> media-files URL redirect
 (#485)

* redirector: add legacy formats -> media-files URL redirect

---------

Co-authored-by: Yash Lamba <yash.lamba@cern.ch>
---
 site/zenodo_rdm/config.py     |  5 +++++
 site/zenodo_rdm/redirector.py | 17 +++++++++++++++++
 2 files changed, 22 insertions(+)

diff --git a/site/zenodo_rdm/config.py b/site/zenodo_rdm/config.py
index fa6c4664..31132b75 100644
--- a/site/zenodo_rdm/config.py
+++ b/site/zenodo_rdm/config.py
@@ -18,6 +18,7 @@
     record_view_function,
     redirect_deposit_new_view,
     redirect_deposit_own_view,
+    redirect_formats_to_media_files_view,
     redirect_record_file_preview_view,
     redirect_record_thumbnail_view,
     search_view_function,
@@ -300,6 +301,10 @@
         "source": "/record/<pid_value>/thumb<size>",
         "target": redirect_record_thumbnail_view,
     },
+    "redirect_formats_to_media_files": {
+        "source": "/record/<pid_value>/formats",
+        "target": redirect_formats_to_media_files_view,
+    },
 }
 
 EXPORT_REDIRECTS = {
diff --git a/site/zenodo_rdm/redirector.py b/site/zenodo_rdm/redirector.py
index 6bdc3cd9..2d65cd96 100644
--- a/site/zenodo_rdm/redirector.py
+++ b/site/zenodo_rdm/redirector.py
@@ -250,3 +250,20 @@ def redirect_record_thumbnail_view():
         - /record/<pid_value>/thumb<size> -> /records/<pid_value>/thumb<size>
     """
     return url_for("invenio_app_rdm_records.record_thumbnail", **request.view_args)
+
+
+def redirect_formats_to_media_files_view():
+    """Redirect formats to media files URLs.
+
+    The following routes are redirected as follows:
+        - /record/<pid_value>/formats?mimetype=<filename> -> GET /records/<pid_value>/media-files/<filename>
+
+    :return: url for the view 'invenio_app_rdm_records.record_media_file_download'
+    :rtype: str
+    """
+    values = request.view_args
+    filename = request.args.get("mimetype", None)
+    values["filename"] = filename
+
+    target = url_for("invenio_app_rdm_records.record_media_file_download", **values)
+    return target