<?php
include_once ("../lib/common.inc.php");
$heuristics = Array();
//each heuristic adds self to description array
include ("dateHeuristics.php");
include ("historyHeuristics.php");
//include ("metadataHeuristics.php");
//include ("valueHeuristics.php");
function runHeuristic($heuristicName, $cn)
{
    global $conn;
        // check  if already ran
        $query = "select count(*) from heuristic_results where heuristic_name = '$heuristicName' and \"CNID\" = '{$cn['CNID']}'";
            $result = $conn->query($query);
             databaseError($conn->errorInfo());
    $r = $result->fetch(PDO::FETCH_BOTH);
        if ($r[0] == 0) {
                // if not, run now
                $hresults = call_user_func($heuristicName, $cn);
                if (!isset($hresults["heuristic_value"]) || !isset($hresults["raw_value"]) || !isset($hresults["mean"]) || !isset($hresults["stddev"])) {
                        print_r($hresults);
                        die("Missing field in heurtistic $heuristicName result");
                }
                $query = "insert into heuristic_results values('$heuristicName',
    '{$hresults["heuristic_value"]}',
     '{$hresults["raw_value"]}',
      '{$hresults["mean"]}',
       '{$hresults["stddev"]}',
           '{$cn["CNID"]}',
           NOW(),
           '{$cn["publishDate"]}',
           '{$cn["agencyABN"]}',
           '{$cn["supplierID"]}'
    )";
                // save value and cn data via sql
                $result = $conn->query($query);
                $errors = $conn->errorInfo();
                if ($errors[2] == "") echo "Saved $heuristicName for {$cn["CNID"]} <br>\n";
                elseif (strpos($errors[2] , "Duplicate entry") === false) echo $hresults . " failed insert.<br>" . print_r($errors,true) . " <br>  $query <br><br>\n";
        }
}
?>