X-Git-Url: https://git.mdrn.pl/wolnelektury.git/blobdiff_plain/0739e3055a53ad77c1c7de4352750f60453e20c1..7e890833260e5aef8ae217d195309b76fa91c02f:/apps/catalogue/templatetags/catalogue_tags.py

diff --git a/apps/catalogue/templatetags/catalogue_tags.py b/apps/catalogue/templatetags/catalogue_tags.py
index 6560730f2..ac783c0ed 100644
--- a/apps/catalogue/templatetags/catalogue_tags.py
+++ b/apps/catalogue/templatetags/catalogue_tags.py
@@ -139,6 +139,23 @@ def book_tree(book_list, books_by_parent):
         return ''
 
 
+@register.simple_tag
+def all_editors(extra_info):
+    editors = []
+    if 'editors' in extra_info:
+        editors += extra_info['editors']
+    if 'technical_editors' in extra_info:
+        editors += extra_info['technical_editors']
+    # support for extra_info-s from librarian<1.2
+    if 'editor' in extra_info:
+        editors.append(extra_info['editor'])
+    if 'technical_editor' in extra_info:
+        editors.append(extra_info['technical_editor'])
+    return ', '.join(
+                     ' '.join(p.strip() for p in person.rsplit(',', 1)[::-1])
+                     for person in sorted(set(editors)))
+
+
 @register.simple_tag
 def user_creation_form():
     return RegistrationForm(prefix='registration').as_ul()