WarningCustomField.php
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Authored by epriestley on Feb 23 2016, 4:15 PM.

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	F1125788: WarningCustomField.php
	Feb 23 2016, 4:15 PM

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	<?php

	final class WarningCustomField extends DifferentialCustomField {

	public function getFieldKey() {
	return 'mycompany:mycustomfield';
	}

	public function shouldAppearInPropertyView() {
	// This is required or the field won't be loaded on the detail page.
	return true;
	}

	public function renderPropertyViewValue(array $handles) {
	// This prevents it from actually rendering a property.
	return null;
	}

	public function getWarningsForRevisionHeader(array $handles) {
	$revision = $this->getObject();

	// Do some magic here to figure out if the branch the revision will land
	// onto is bad.
	$is_bad = some_magic($revision);

	$warnings = array();

	if ($is_bad) {
	$warnings[] = pht(
	'IMPORTANT! The branch this revision is targeting has a broken '.
	'build!');
	}

	return $warnings;
	}

	}

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