03 - Using additional namespaces and why
The basic RSS and Atom metadata sets are generic because their scope is general. However, both formats can be extended using additional namespaces to include more specific and informative metadata. AgriFeeds uses AgMES namespace to extend the feeds.
For the information to be parsed (read correctly) and provided to the users with better services, the following basic guidelines should be taken into account.
News feeds
- Include all the basic required metadata for RSS or Atom.
- Include (possibly with AGROVOC or another controlled vocabulary), (as it is usually easy to compile than the corresponding RSS
element) elements from Dublin Core namespace, whenever possible. Please note that an absent or incorrect date format may result in the news items showing up in improper chronological order
Event feeds
- Include all the basic required metadata for RSS or Atom. These must include Title, Link, Description and pubDate.
- Include, the start date (ags:startDate), the end date (ags:endDate) and Location information (ags:location and its sub-elements) from the (AgMES namespace. Please note that absent or incorrect country information (the format should be the ISO 3-digit code) and / or dates (start and end dates) may result in the events not showing up in searches or showing up in improper chronological order

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