Extension:MarketResearch

<?php /**

* MarketResearch extensionTemplate:Php

These are the MediaWiki extensions we're using and/or developing. Please refer to the information on the mediawiki.org wiki for installation and usage details. Extensions here which have no corresponding mediawiki article are either not ready for use or have been superseded. You can also browse our extension code in our local Subversion repository or our GitHub mirror.

*
* Version 0.0.1 started 2008-07-12
* 
* @package MediaWiki
* @subpackage Extensions
* @licence GNU General Public Licence 2.0 or later
*/

if (!defined('MEDIAWIKI')) die('Not an entry point.');

define('MARKETRESEARCH_VERSION', '0.0.1, 2008-07-12');

$wgMarketResearchPartner = 'partnerid-not-set'; $wgMarketResearchURL = 'http://www.marketresearch.com/feed/search_results.asp?bquery=computers&partnerid=$1'; $wgMarketResearchBuy = 'http://www.marketresearch.com/feed/cart/addtocart.asp?partnerid=$1&productid=$2';

1. Extension credits that show up on Special:Version

$wgExtensionCredits['parserhook'][] = array( 'name' => 'MarketResearch', 'author' => 'wikiexpert', 'url' => 'http://www.organicdesign.co.nz/Extension:MarketResearch', 'description' => 'Display market research' );

$wgExtensionFunctions[] = "wfSetupMarketResearch"; function wfSetupMarketResearch() { global $wgParser; $wgParser->setHook("marketresearch", "wfMarketResearchTag"); }

1. The callback function for converting the input text to HTML output

function wfMarketResearchTag($input) { global $wgMarketResearchPartner, $wgMarketResearchURL, $wgMarketResearchBuy; $url = str_replace('$1', $wgMarketResearchPartner, $wgMarketResearchURL); $buy = str_replace('$1', $wgMarketResearchPartner, $wgMarketResearchBuy); $keywords = preg_split('/[\x00-\x1f+,]+/', trim($input));

$doc = new DOMDocument(); $doc->loadXML(file_get_contents($url)); if (is_object($doc)) {

# Loop through results foreach ($doc->getElementsByTagName('RESULT') as $result) {

# Title foreach ($result->getElementsByTagName('TITLE') as $i) $title = $i->textContent;

# Description foreach ($result->getElementsByTagName('DESCRIPTION') as $i); $desc = $i->textContent; if (strlen($desc) > 200) $desc = substr($desc, 0, 200).'...';

# Buy links $products = array(); foreach($result->getElementsByTagName('BUY') as $i) { $id = $i->getAttribute('id'); $products[] = "<a href=\"".str_replace('$2', $id, $buy)."\">$id</a>"; }

# render this item

$html .= "$title
\n

$desc

\n".join(' | ', $products)."\n\n";

} } else $html = 'no valid XML returned';

return "

$html

";

}