/* ------------------------------------------------------------------------ Plugin: Search_Highlight v1.2.0.2 ------------------------------------------------------------------------ Changes: 10/02/08 - Strip_tags added to avoid sql injection and XSS. Use of $_REQUEST 01/03/07 - Added fies/updates from forum from users mikkelwe/identity (better highlight replacement, additional div around term/removal message) ------------------------------------------------------------------------ Description: When a user clicks on the link from the AjaxSearch results the target page will have the terms highlighted. ------------------------------------------------------------------------ Created By: Susan Ottwell (sottwell@sottwell.com) Kyle Jaebker (kjaebker@muddydogpaws.com) ------------------------------------------------------------------------ Based off the the code by Susan Ottwell (www.sottwell.com) http://modxcms.com/forums/index.php/topic,1237.0.html ------------------------------------------------------------------------ CSS: The classes used for the highlighting are the same as the AjaxSearch ------------------------------------------------------------------------ Notes: To add a link to remove the highlighting and to show the searchterms put the following on your page where you would like this to appear: Example output for this: Search Terms: the, template Remove Highlighting Set the following variables to change the text: $termText - the text before the search terms $removeText - the text for the remove link ------------------------------------------------------------------------ */ if(isset($_REQUEST['searched']) && isset($_REQUEST['highlight'])) { // Set these to customize the text for the highlighting key // -------------------------------------------------------- $termText = '

Search Terms: '; $removeText = 'Remove Highlighting'; // -------------------------------------------------------- $highlightText = $termText; $searched = strip_tags(urldecode($_REQUEST['searched'])); $highlight = strip_tags(urldecode($_REQUEST['highlight'])); $output = $modx->documentOutput; // get the parsed document $body = explode("", $output); // break out the head $searchArray = explode(' ', $searched); // break apart the search terms $highlightClass = explode(' ',$highlight); // break out the highlight classes $i = 0; // for individual class names foreach($searchArray as $word) { $i++; $class = $highlightClass[0].' '.$highlightClass[$i]; $highlightText .= ($i > 1) ? ', ' : ''; $highlightText .= ''.$word.''; $pattern = '/' . preg_quote($word) . '(?=[^>]*<)/i'; $replacement = '${0}'; $body[1] = preg_replace($pattern, $replacement, $body[1]); } $output = implode("", $body); $removeUrl = $modx->makeUrl($modx->documentIdentifier); $highlightText .= '
'.$removeText.'

'; $output = str_replace('',$highlightText,$output); $modx->documentOutput = $output; }