Simple tool for deleting Sales Rules in Magento

deleteSalesRules.php

<?php
/**
 * Simple tool for deleting Sales Rules
 * 
 * @TODO add function to delete by ID
 * 
 * @author Phil Kershaw
 */

require_once '../app/Mage.php';

class deleteSalesRules
{
    /**
     * The rules collection
     * @var array
     */
    private $rules;

    public function __construct()
    {
        // Start app
        Mage::app();
        // Fetch all rules
        $this->rules = Mage::getResourceModel('salesrule/rule_collection')->load();
    }
    /**
     * Delete all rules which match the string given. Will also delete partial matches unless $strict is true.
     * @param $name string
     * @param $strict bool
     */
    public function deleteByName($name, $strict = false)
    {
        foreach ($this->rules as $code) {
            if ($strict) {
                if ($name == $code->getName()) {
                    echo "Deleting {$code->getName()}\n";
                    $code->delete();
                }
            } else {
                if (preg_match('/'.$name.'/i', $code->getName())) {
                    echo "Deleting {$code->getName()}\n";
                    $code->delete();
                }
            }
        }
    }
}

$rules = new deleteSalesRules();
$rules->deleteByName('alert #');