[[!iki plugins/htmlscrubber desc=htmlscrubber]] plugin is enabled,
since it can be used to insert unsafe content.
+* script
+
+ Adds a script to a page. The script is treated as a wiki link to
+ a `.js` file in the wiki, so it cannot be used to add links to external
+ scripts. The optional `defer` and `async` keywords can be used to set
+ the corresponding HTML4 and HTML5 script options. Example:
+
+ \[[!meta script=somescript defer async]]
+
+ The tag is subject to scrubbing as with the stylesheet and link fields.
+
* openid
Adds html <link> tags to perform OpenID delegation to an external
* guid
- Specifies a globally unique ID for a page. This guid should be a URI
- (in particular, it can be `urn:uuid:` followed by a UUID, as per
- [[!rfc 4122]]), and it will be used to identify the page's entry in RSS
+ Specifies a globally unique ID for a page. This guid should be a URI,
+ and it will be used to identify the page's entry in RSS
and Atom feeds. If not given, the default is to use the page's URL as its
guid.
This is mostly useful when a page has moved, to keep the guids for
- pages unchanged and avoid_flooding_aggregators
+ pages unchanged and avoid flooding aggregators
(see [[!iki tips/howto_avoid_flooding_aggregators]]).
* updated
value. The date/time can be given in any format that
[[!cpan TimeDate]] can understand, just like the `date` field.
+* foaf
+
+ Adds a Friend of a Friend ([FOAF](http://wiki.foaf-project.org/w/Autodiscovery))
+ reference to a page.
+
+ Example:
+
+ \[[!meta foaf=foaf.rdf]]
+
If the field is not one of the above predefined fields, the metadata will be
written to the generated html page as a <meta> header. However, this
won't be allowed if the [[!iki plugins/htmlscrubber desc=htmlscrubber]] plugin is enabled,