In addition, the smarty function parameters that are required or allowed should or may be set. The functions available can be found as separate files on the server for each function (name) as follows:

• lib/smarty_tiki/function.(name).php
• vendor/smarty/libs/plugins/function.(name).php

This code:

{smarty name="button" href="Search" _text="Search"}

Would produce:
Search

Smarty variables can be displayed by using the eval Smarty function. The available Smarty variables for a page can be viewed by Admins by clicking the "Smarty debug window" option in the Quick Administration menu. Or add ?show_smarty_debug=1 to the page address (or &show_smarty_debug=1 if there are already other url parameters). See below examples.

Smarty variables - page name

This code:

{smarty name="eval" var="{$page}"}

Would produce on this page:
PluginSmarty

Smarty global variables - domain name

Global variables can be accessed too, such as the domain name -
This code:

{smarty name="eval" var="{$smarty.server.HTTP_HOST}"}

Would produce on this site:
doc.tiki.org

Preferences - metatag keywords

This code:

{smarty name="eval" var="{$prefs.metatag_keywords}"}

Would produce on this site:
documentation, tiki, tikiwiki, document, help, install, wiki syntax

• PluginShowPref