';
		public function __construct($updateChecker) {
			$this->updateChecker = $updateChecker;
			$title = sprintf(
				'',
				esc_attr($this->updateChecker->getUniqueName('uid')),
				$this->updateChecker->slug
			);
			parent::__construct($title);
		}
		public function render() {
			printf(
				'
',
				esc_attr($this->updateChecker->getUniqueName('debug-bar-panel')),
				esc_attr($this->updateChecker->slug),
				esc_attr($this->updateChecker->getUniqueName('uid')),
				esc_attr(wp_create_nonce('puc-ajax'))
			);
			$this->displayConfiguration();
			$this->displayStatus();
			$this->displayCurrentUpdate();
			echo '
';
		}
		private function displayConfiguration() {
			echo 'Configuration
';
			echo '';
			$this->displayConfigHeader();
			$this->row('Slug', htmlentities($this->updateChecker->slug));
			$this->row('DB option', htmlentities($this->updateChecker->optionName));
			$requestInfoButton = $this->getMetadataButton();
			$this->row('Metadata URL', htmlentities($this->updateChecker->metadataUrl) . ' ' . $requestInfoButton . $this->responseBox);
			$scheduler = $this->updateChecker->scheduler;
			if ( $scheduler->checkPeriod > 0 ) {
				$this->row('Automatic checks', 'Every ' . $scheduler->checkPeriod . ' hours');
			} else {
				$this->row('Automatic checks', 'Disabled');
			}
			if ( isset($scheduler->throttleRedundantChecks) ) {
				if ( $scheduler->throttleRedundantChecks && ($scheduler->checkPeriod > 0) ) {
					$this->row(
						'Throttling',
						sprintf(
							'Enabled. If an update is already available, check for updates every %1$d hours instead of every %2$d hours.',
							$scheduler->throttledCheckPeriod,
							$scheduler->checkPeriod
						)
					);
				} else {
					$this->row('Throttling', 'Disabled');
				}
			}
			$this->updateChecker->onDisplayConfiguration($this);
			echo '
';
		}
		protected function displayConfigHeader() {
			//Do nothing. This should be implemented in subclasses.
		}
		protected function getMetadataButton() {
			return '';
		}
		private function displayStatus() {
			echo 'Status
';
			echo '';
			$state = $this->updateChecker->getUpdateState();
			$checkNowButton = '';
			if ( function_exists('get_submit_button')  ) {
				$checkNowButton = get_submit_button(
					'Check Now',
					'secondary',
					'puc-check-now-button',
					false,
					array('id' => $this->updateChecker->getUniqueName('check-now-button'))
				);
			}
			if ( $state->getLastCheck() > 0 ) {
				$this->row('Last check', $this->formatTimeWithDelta($state->getLastCheck()) . ' ' . $checkNowButton . $this->responseBox);
			} else {
				$this->row('Last check', 'Never');
			}
			$nextCheck = wp_next_scheduled($this->updateChecker->scheduler->getCronHookName());
			$this->row('Next automatic check', $this->formatTimeWithDelta($nextCheck));
			if ( $state->getCheckedVersion() !== '' ) {
				$this->row('Checked version', htmlentities($state->getCheckedVersion()));
				$this->row('Cached update', $state->getUpdate());
			}
			$this->row('Update checker class', htmlentities(get_class($this->updateChecker)));
			echo '
';
		}
		private function displayCurrentUpdate() {
			$update = $this->updateChecker->getUpdate();
			if ( $update !== null ) {
				echo 'An Update Is Available
';
				echo '';
				$fields = $this->getUpdateFields();
				foreach($fields as $field) {
					if ( property_exists($update, $field) ) {
						$this->row(ucwords(str_replace('_', ' ', $field)), htmlentities($update->$field));
					}
				}
				echo '
';
			} else {
				echo 'No updates currently available
';
			}
		}
		protected function getUpdateFields() {
			return array('version', 'download_url', 'slug',);
		}
		private function formatTimeWithDelta($unixTime) {
			if ( empty($unixTime) ) {
				return 'Never';
			}
			$delta = time() - $unixTime;
			$result = human_time_diff(time(), $unixTime);
			if ( $delta < 0 ) {
				$result = 'after ' . $result;
			} else {
				$result = $result . ' ago';
			}
			$result .= ' (' . $this->formatTimestamp($unixTime) . ')';
			return $result;
		}
		private function formatTimestamp($unixTime) {
			return gmdate('Y-m-d H:i:s', $unixTime + (get_option('gmt_offset') * 3600));
		}
		public function row($name, $value) {
			if ( is_object($value) || is_array($value) ) {
				$value = '' . htmlentities(print_r($value, true)) . '
';
			} else if ($value === null) {
				$value = 'null';
			}
			printf('| %1$s |  %2$s | 
', $name, $value);
		}
	}
endif;