Отрисовка графа зависимостей для багов из Mantis

index.php

<?php
  error_reporting(E_ALL);
  require_once('nusoap-0.9.5/lib/nusoap.php');
  $WSDL_POINT = "https://mantis.example.com/api/soap/mantisconnect.php";
  $username = 'username';
  $password = 'password';

  $proxyhost = isset($_POST['proxyhost']) ? $_POST['proxyhost'] : '';
  $proxyport = isset($_POST['proxyport']) ? $_POST['proxyport'] : '';
  $proxyusername = isset($_POST['proxyusername']) ? $_POST['proxyusername'] : '';
  $proxypassword = isset($_POST['proxypassword']) ? $_POST['proxypassword'] : '';
  $useCURL = isset($_POST['usecurl']) ? $_POST['usecurl'] : '0';

  $client = new nusoap_client($WSDL_POINT, false,
                        $proxyhost, $proxyport, $proxyusername, $proxypassword);

  $err = $client->getError();
  if ($err) {
    echo 'err1 [label="' . $client->getDebug() . '"];';
    exit();
  }
  
  $client->setUseCurl($useCURL);

$params = array(
    'username' => $username,
    'password'         => $password,
    'project_id'         => 42, // id проекта
    'filter_id'          => 987, // id фильтра
    'page_number'         => 1,
    'per_page'       => 400 // everything
);
$result = $client->call('mc_filter_get_issues', $params, 'https://mantis.example.com/api/soap/mantisconnect.php', 'http://soap.amazon.com');

echo 'digraph issues {' . "\n";
echo '  rankdir=LR' . "\n";
foreach ($result as $num => $issue) {
    echo '  ' . $issue['id'] . ' [label="' . $issue['id'] . ': ' . $issue['summary'] .  '"]' . ";\n";
    echo '  ' . $issue['id'] . ' [shape="box"]' . ";\n";

    // Assigned to QA
    if (array_key_exists('handler', $issue) && ($issue['handler']['name'] == 'qa1' || $issue['handler']['name'] == 'qa2' || $issue['handler']['name'] == 'qa3')) {
        echo '  ' . $issue['id'] . ' [style="dotted"]' . ";\n";
    }

    // Priority
    switch ($issue['priority']['name']) {
        case 'urgent':
            echo '  ' . $issue['id'] . ' [color="red"]' . ";\n";
            break;
        case 'high':
            echo '  ' . $issue['id'] . ' [color="yellow"]' . ";\n";
            break;
        case 'normal':
            echo '  ' . $issue['id'] . ' [color="green"]' . ";\n";
            break;
        case 'low':
            echo '  ' . $issue['id'] . ' [color="gray"]' . ";\n";
            break;

    }
	
	// Связи
    if (!empty($issue['relationships'])) {
        foreach ($issue['relationships'] as $relationship) {
            switch ($relationship['type']['name']) {
                case 'child of':
                    echo '  ' . $relationship['target_id'] . ' -> ' . $issue['id'] . ";\n";
                    break;
                case 'parent of':
                    echo '  ' . $issue['id'] . ' -> ' . $relationship['target_id'] . ";\n";
                    break;
                default:
                    echo '  ' . $issue['id'] . ' -> ' . $relationship['target_id'] . ";\n";
                    break;
            }
        }
    }
}
echo '}';
?>