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HarbormasterSleepBuildStepImplementation.php
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			<?php

			final class HarbormasterSleepBuildStepImplementation
			extends HarbormasterBuildStepImplementation {

			public function getName() {
			return pht('Sleep');
			}

			public function getGenericDescription() {
			return pht('Sleep for a specified number of seconds.');
			}


			public function getBuildStepGroupKey() {
			return HarbormasterTestBuildStepGroup::GROUPKEY;
			}

			public function getDescription() {
			return pht(
			'Sleep for %s seconds.',
			$this->formatSettingForDescription('seconds'));
			}

			public function execute(
			HarbormasterBuild $build,
			HarbormasterBuildTarget $build_target) {

			$settings = $this->getSettings();

			$target = time() + $settings['seconds'];

			// Use $build_update so that we only reload every 5 seconds, but
			// the sleep mechanism remains accurate.
			$build_update = 5;

			while (time() < $target) {
			sleep(1);

			if ($build_update <= 0) {
			$build->reload();
			$build_update = 5;

			if ($this->shouldAbort($build, $build_target)) {
			throw new HarbormasterBuildAbortedException();
			}
			} else {
			$build_update -= 1;
			}
			}
			}

			public function getFieldSpecifications() {
			return array(
			'seconds' => array(
			'name' => pht('Seconds'),
			'type' => 'int',
			'required' => true,
			'caption' => pht('The number of seconds to sleep for.'),
			),
			);
			}

			}