EmbedPage.php

<?php
/**
 * Main include file for the Embed Page extension of MediaWiki.
 * This code is released under the GNU General Public License.
 *
 *
 * Purpose:
 *     creates an embed option for wiki pages works with the https://github.com/ubc/EmbedTracker  extension
 *
 * Usage:
 *     require_once("extensions/EmbedPage/EmbedPage.php"); in LocalSettings.php
 *
 * @package MediaWiki
 * @subpackage Extensions
 * @author Scott McMillan (email: user "scott.mcmillan" at ubc.ca)  UBC Centre for Teaching, Learning and Technology
 * @license http://www.gnu.org/copyleft/gpl.html GNU Public License
 *
 */

if ( ! defined( 'MEDIAWIKI' ) ) {
	echo( "This file is an extension to the MediaWiki software and cannot be used standalone.\n" );
	die( 1 );
}

$wgExtensionCredits['parserhook'][] = array(
	'path'        => __FILE__,
	'name'        => 'EmbedPage',
	'version'     => '1.00',
	'description' => 'Creates an embed syndication option for a wiki article.',
	'author'      => array( 'Scott McMillan' ),
);

$wgHooks['SkinTemplateToolboxEnd'][] = 'wfEmbedPageToolboxLink';

/**
 * Adds the Wiki feed links to the bottom of the toolbox in Monobook or like-minded skins.
 * Usage: $wgHooks['SkinTemplateToolboxEnd'][] = 'wfEmbedPageToolboxLink';
 *
 * @param QuickTemplate $template Instance of MonoBookTemplate or other QuickTemplate
 */

function wfEmbedPageToolboxLink( $template ) {

	global $wgServer, $wgScript;

	if ( ! $template->data ) {
		return true;
	}

	$dbKey = $template->data['titleprefixeddbkey'];

	$embedAction = "document.getElementById('article_embed').style.display = (document.getElementById('article_embed').style.display != 'none' ? 'none' : '' ); return false";

	$embedPageCode = "<script type=\"text/javascript\"> document.write('<script type=\"text/javascript\" charset=\"utf-8\" src=\"$wgServer/extensions/EmbedPage/getPage.php?title=$wgScript/$dbKey&referer=' + document.location.href + ' \"><\/script>');</script>";

	echo "<li><a href='#' onclick=\"$embedAction\">Embed Page</a></li>";

	echo "<div id='article_embed' style='display:none'><textarea style=\"margin:0; width:95%;font-size:10px; height:120px;\" onClick=\"this.select();\">$embedPageCode</textarea></div>";

	return true;
}