Bug 39900: Add translated_contents embed

Signed-off-by: David Nind <david@davidnind.com>

Signed-off-by: Marcel de Rooy <m.de.rooy@rijksmuseum.nl>
Signed-off-by: Lucas Gass <lucas@bywatersolutions.com>
(cherry picked from commit 38b19d72cb)
Signed-off-by: Paul Derscheid <paul.derscheid@lmscloud.de>

Koha/AdditionalContentsLocalization.pm

@@ -189,6 +189,19 @@ sub borrowernumber {
     return $self->additional_content->borrowernumber(@params);
 }
 
+=head3 public_read_list
+
+This method returns the list of publicly readable database fields for both API and UI output purposes
+
+=cut
+
+sub public_read_list {
+    return [
+        'id',      'additional_content_id', 'title',
+        'content', 'lang',                  'updated_on',
+    ];
+}
+
 =head2 Class Methods
 
 =cut

api/v1/swagger/definitions/additional_content.yaml

@@ -35,6 +35,11 @@ properties:
     type:
       - string
       - "null"
+  translated_contents:
+    description: Related additional contents translations
+    type:
+      - array
+      - "null"
 required:
   - additional_content_id
   - category

api/v1/swagger/paths/additional_contents.yaml

@@ -35,6 +35,16 @@
       - $ref: "../swagger.yaml#/parameters/per_page"
       - $ref: "../swagger.yaml#/parameters/q_param"
       - $ref: "../swagger.yaml#/parameters/q_body"
+      - name: x-koha-embed
+        in: header
+        required: false
+        description: Embed list sent as a request header
+        type: array
+        items:
+          type: string
+          enum:
+            - translated_contents
+          collectionFormat: csv
     produces:
       - application/json
     responses: