[[tag type/useful]]
This plugin adds full text search to ikiwiki, using the
-[xapian](http://xapian.org/) engine and its
-[omega](http://xapian.org/docs/omega/overview.html) frontend.
+[xapian](http://xapian.org/) engine, its
+[omega](http://xapian.org/docs/omega/overview.html) frontend, and the
+[[cpan Search::Xapian]], [[cpan Digest::SHA1]], and [[cpan HTML::Scrubber]]
+perl modules.
-Ikiwiki will handle indexing new and changed page contents, using the
-[[cpan Search::Xapian]] perl modules. Note that it indexes page contents
-before they are preprocessed and converted to html, as this tends to
-produce less noisy search results. Also, since it only indexes page
-contents, files copied by the [[rawhtml]] plugin will not be indexed, nor
-will other types of data files.
+The [[ikiwiki/searching]] page describes how to write search queries.
+
+Ikiwiki will handle indexing new and changed page contents. Note that since
+it only indexes page contents, files copied by the [[rawhtml]] plugin will
+not be indexed, nor will other types of data files.
There is one setting you may need to use in the config file. `omega_cgi`
should point to the location of the omega cgi program. The default location