abstract = True
-collection_published_code_regex = '[A-Za-z0-9._-]*'
-collection_unpublished_code_regex = '[A-Za-z0-9._-]*'
+collection_published_code_regex = 'CNRSMH_E_[0-9]{4}(?:_[0-9]{3}){2}'
+collection_unpublished_code_regex = 'CNRSMH_I_[0-9]{4}_[0-9]{3}'
collection_code_regex = '(?:%s|%s)' % (collection_published_code_regex,
collection_unpublished_code_regex)
model = MediaCollection
-item_published_code_regex = '[A-Za-z0-9._-]*'
-item_unpublished_code_regex = '[A-Za-z0-9._-]*'
+item_published_code_regex = collection_published_code_regex + '(?:_[0-9]{2}){1,2}'
+item_unpublished_code_regex = collection_unpublished_code_regex + '_[0-9]{2,3}(?:_[0-9]{2}){0,2}'
item_code_regex = '(?:%s|%s)' % (item_published_code_regex, item_unpublished_code_regex)
class MediaItem(MediaResource):