Metadata and the Semantic Web - Web Standards: Mastering HTML5, CSS3, and XML - page 244

Events
Events, such as workshops, conferences, sport events, and so on, can be described by the following microdata properties:

description : A description of the event •

duration : The duration date of the event in ISO duration format •

endDate ( dtend ): The ending date and time of the event in ISO date format •

eventType ( category ): The category of the event, for example, Concert , Festival , Lecture

•

geo : Geographical coordinates of the location with two elements: latitude and longitude •

location : Location or venue of the event •

photo : Hyperlink to a photo or image related to the event •

startDate ( dtstart ): The starting date and time of the event in ISO date format (required) •

summary : The name of the event (required)

•

url : Hyperlink of the web page describing the details of the event •

For example, a sport event can be described as shown in Listing 7-27.

Listing 7-27. Describing a Sport Event with Microdata
<div>
<a href="http://www.example.com/news.htm">National flyball competition</a>
<img src="flyball.jpg" alt="Flyball" />
The national flyball competition is approaching.
When: Nov 13, 9:00AM—12:00AM
Where: Dog Park, 123 Arena Eve, Melbourne, VIC
Category: Sport
</div>

Image Licensing with Microdata
One of the options to provide image licensing information is HTML5 microdata. Listing 7-28 shows an example.

Listing 7-28. Describing the Image License with Microdata

<figure itemscope itemtype="http://example.org/pics" itemref="licenses">
<img itemprop="name" src="images/amdb9.jpg" alt="My Aston Martin DB9.">
<figcaption itemprop="title">The DB9.</figcaption>
</figure>
<footer>
<p id="licenses">All images are licensed under the <a itemprop="license" 
href=" http://creativecommons.org/licenses/by-sa/3.0/ " >Creative Commons 
Attribution Share Alike license</a>.
</p>
</footer>

It is strongly recommended you publish photographs on the Web with licensing metadata. This can eliminate
copyright issues and licensing problems as well as contribute to advanced web searches.