/**
 * Personnel_Checker
 * 
 * @date          03/04/2010
 * @category 	plugin
 * @description Ensures that personnel are in their own category.
 * @internal	@properties &masterDoc=Master Parent ID;int;30 &TVName=TV Name;string;category1
 * @internal	@events OnBeforeDocFormSave
 * @authors	@swscripts, @gregorysmart
 */
 
// required to be able to access and change existing template vars
global $tmplvars;

$PC_query=$modx->db->select('id',$modx->getFullTablename('site_tmplvars'),"name='$TVName'");
$PC_row=$modx->db->getRow($PC_query);
$TVID = $PC_row['id'];

$PC_parent = $_POST['parent'];

$PC_ultParent = $modx->getParent($PC_parent,0,'id');

if($PC_ultParent['id'] == $masterDoc) {

	if(is_array($_POST["tv$TVID"])) {
		if(!in_array($PC_parent,$_POST["tv$TVID"])){
			$tmplvars[$TVID][1] .= "||$PC_parent";
		}
	} else {
		$_POST["tv$TVID"][] = $PC_parent;
		$tmplvars[$TVID] = array($TVID,$PC_parent);
	}

}

// uncomment below code to log info to System Events
/*
$PC_log  = "PC_parent = $PC_parent<br />";
$PC_log .= "masterDoc = $masterDoc<br />";
$PC_log .= "<pre>".print_r($PC_ultParent, true)."</pre>";
$PC_log .= "<pre>".print_r($tmplvars[$TVID], true)."</pre>";
$PC_log .= "<pre>".print_r($_POST["tv$TVID"], true)."</pre>";

$modx->logEvent('1','1',$PC_log,'Personnel_Checker');
*/