[Mediawiki-l] Special:Math

[Aron Rubin]

== in includes/SpecialPage.php ==
	'Math'		=> new IncludableSpecialPage( 'Math' ),

== in includes/SpecialMath.php ==
<?php
/**
 * @package MediaWiki
 * @subpackage SpecialPage
 */

/**
 * Entry point : initialise variables and call subfunctions.
 * @param string $par Becomes "FOO" when called like Special:Math/op,a,b
(default NULL)
 */
function wfSpecialMath( $par=NULL, $specialPage ) {
	global $indexMaxperpage, $toplevelMaxperpage, $wgRequest, $wgOut,
$wgContLang;
	# Config
	$indexMaxperpage = 960;
	$toplevelMaxperpage = 50;
	# GET values
	$oprnd_a = $wgRequest->getVal( 'a' );
	$oprnd_b = $wgRequest->getInt( 'b' );
	$oprtr   = $wgRequest->getInt( 'op' );
	
	if( $par ) {
	  list( $oprtr, $oprnd_a, $oprnd_b ) = explode( ",", $par, 3 );
	}
	switch( $oprtr ) {
	case "add":
	  $result = $oprnd_a + $oprnd_b;
	  break;
	case "sub":
	case "subtract":
	  $result = $oprnd_a - $oprnd_b;
	  break;
	case "mlt":
	case "multiply":
	  $result = $oprnd_a * $oprnd_b;
	  break;
	case "div":
	case "divide":
	  $result = $oprnd_a * $oprnd_b;
	  break;
	}
	if( isset($result) ) {
	  //$wgOut->setArticleBodyOnly( true );
	  $wgOut->addHtml( $result );
	}
}

== Problem ==
Why does this produce "<p>5</p>" instead of "5" when included in a page
like so:
{{Special:Math/add,2,3}}

Aron