How to add issues with the API

<?php

$DefaultProjectId = 1;
$DefaultPriorityId = 1;
$DefaultTypeId = 1;
$DefaultReporterId = 1;
$DefaultProjectComponentId = 1;

$IssueList = array();
$IssueList[] = array('Summary' => 'Summary of Issue #1', 'Description' => 'Description of Issue #1');
$IssueList[] = array('Summary' => 'Summary of Issue #2', 'Description' => 'Description of Issue #2');
$IssueList[] = array('Summary' => 'Summary of Issue #3', 'Description' => 'Description of Issue #3');

require_once('EventManager.php');
$EventManagerInstance = EventManager::instance();

require_once('Issue.php');
require_once('Issueprojectcomponent.php');

foreach($IssueList as $IssueProperty) {
    $anIssue = new Issue();
    $anIssue->setSummary($IssueProperty['Summary']);
    $anIssue->setDescription($IssueProperty['Description']);
    $anIssue->setCreationDate(mktime());
    $anIssue->setUpdateDate(mktime());
    $anIssue->setProjectId($DefaultProjectId);
    $anIssue->setPriority($DefaultPriorityId);
    $anIssue->setType($DefaultTypeId);
    $anIssue->InitializeStatus();
    $anIssue->setReporter($DefaultReporterId);
    $anIssue->save();

    $newIssueComponent = new Issueprojectcomponent();
    $newIssueComponent->setIssue($anIssue);
    $newIssueComponent->setProjectcomponentid($DefaultProjectComponentId);
    $newIssueComponent->save();

    $EventManagerInstance->IssueAdded($anIssue, $DefaultReporterId);
} 

?>