Support/Comments for Context Links *Updated to 1.1*

$content = $modx->getDocument($modx->documentIdentifier,'content');
$content = $content['content'];
$temp_content = $content

$modx->documentOutput = str_replace($content, $temp_content, $modx->documentOutput);

/**
 * ContextLinks 
 * Written By Jesse Rochman
 * January 30, 2008
 *
 * Version 1.0
 *
 * Events: OnWebPagePrerender
 *
 * Paste the following into the Configuration:
 * 		&parents=Parents;string;0 &replace_with=Match Source;string;pagetitle
 * 		
 * Usage:
 *		Parents should be a comma delimited list of IDs for which children you want context links.
 *		Document field to use for the Match Source would likely be pagetitle, alias, longtitle, description, or menutitle.
 *
 *
 */

$e= & $modx->Event;
switch ($e->name) {
    case "OnWebPagePrerender" : //mo register only for backend
        $parents = explode(',',$parents);
		foreach ($parents as $parent) {
			$children = $modx->getActiveChildren($parent,$replace_with,'DESC', $fields= 'id, ' . $replace_with);
			foreach ($children as $child) {
				
				//Dumb whole word search.  If Keyword is "Man".  The plugin will not match "manhole."  (This is good).
				//Will not match "man," "man." "'man'" (This is bad because it is thrown off by the punctuation).
				/*
				$replaced_string = ' ' . $child[$replace_with] . ' ';
				$context_link = ' <a href="' . $modx->makeUrl($child['id']) . '">' . $child[$replace_with] . '</a>';
				$modx->documentOutput = str_replace($replaced_string, $context_link, $modx->documentOutput);
				*/
				
				//Somewhat smarter whole word search, but a little agressive.  If Keyword is "Man".  The plugin will not match "manhole."  (This is good).
				//Will match "man," "man." "'man;" "'man'" (This is even better).  However, it will also match these keywords if inside attribute fields for your HTML, creating messy links.
				///*
				$replaced_string = $child[$replace_with];
				$context_link = '<a href="' . $modx->makeUrl($child['id']) . '">' . $child[$replace_with] . '</a>';
				$modx->documentOutput = preg_replace('`\\' . $replaced_string . '\b`', $context_link, $modx->documentOutput);
				//*/
			}
		}
		
        break;

    default :
       return; // stop here - this is very important. 
}