Items: extension elements

Element	Type	Required	Description	More
atomselfLink	string		URL pointing to the item	link
commonslicense	string		List of URLs pointing to the Creative Commons licenses in use by the item	link
content_encoded	string		Used as an alternative to the description element. Text contained in here will be treated as character data, not mark-up	link
dcmiterm_[term]	string		Multiple dcmiterm_[term]s are allowed but they must be named one of the following; contributor, coverage, creator, date, description, format, identifier, language, publisher, relation, rights, source, subject, title, type. Please read the element set documentation for more detailed information on the purpose of these terms	link
itunes_author	string		Author of the podcast episode	link
itunes_block	string		If set as 'yes' this element prevents the podcast episode appearing in the iTunes podcast directory	link
itunes_duration	string		The play time length of the podcast episode	link
itunes_explicit	string		Either 'clean','yes','no'; Used to indicate whether or not the podcast contains explicit material	link
itunes_keywords	list		Up to 12 comma separated, keywords used in podcast episode searches	link
itunes_subtitle	string		Short description of the podcast which displays best if it is only a few words long	link
itunes_summary	string		Description of the podcast which can be up to 4000 characters long	link
slash_comments	numeric		Total number of comments	link
slash_hit_parade	list		A list of the total number of comments for the past 7 days, this element can be ignored	link
slash_department	string		Used by Slashdot for one-liner humour, this element can be ignored	link
slash_section	string		A simplified, single word replacement for category, this element can be ignored	link