PhabricatorDefaultRequestExceptionHandler.php
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PhabricatorDefaultRequestExceptionHandler.php
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	<?php

	final class PhabricatorDefaultRequestExceptionHandler
	extends PhabricatorRequestExceptionHandler {

	public function getRequestExceptionHandlerPriority() {
	return 900000;
	}

	public function getRequestExceptionHandlerDescription() {
	return pht('Handles all other exceptions.');
	}

	public function canHandleRequestThrowable(
	AphrontRequest $request,
	$throwable) {

	if (!$this->isPhabricatorSite($request)) {
	return false;
	}

	return true;
	}

	public function handleRequestThrowable(
	AphrontRequest $request,
	$throwable) {

	$viewer = $this->getViewer($request);

	// Some types of uninteresting request exceptions don't get logged, usually
	// because they are caused by the background radiation of bot traffic on
	// the internet. These include requests with bad CSRF tokens and
	// questionable "Host" headers.
	$should_log = true;
	if ($throwable instanceof AphrontMalformedRequestException) {
	$should_log = !$throwable->getIsUnlogged();
	}

	if ($should_log) {
	phlog($throwable);
	}

	$class = get_class($throwable);
	$message = $throwable->getMessage();

	if ($throwable instanceof AphrontSchemaQueryException) {
	$message .= "\n\n".pht(
	"NOTE: This usually indicates that the MySQL schema has not been ".
	"properly upgraded. Run '%s' to ensure your schema is up to date.",
	'bin/storage upgrade');
	}

	if (PhabricatorEnv::getEnvConfig('phabricator.developer-mode')) {
	$trace = id(new AphrontStackTraceView())
	->setUser($viewer)
	->setTrace($throwable->getTrace());
	} else {
	$trace = null;
	}

	$content = phutil_tag(
	'div',
	array('class' => 'aphront-unhandled-exception'),
	array(
	phutil_tag('div', array('class' => 'exception-message'), $message),
	$trace,
	));

	$dialog = new AphrontDialogView();
	$dialog
	->setTitle(pht('Unhandled Exception ("%s")', $class))
	->setClass('aphront-exception-dialog')
	->setUser($viewer)
	->appendChild($content);

	if ($request->isAjax()) {
	$dialog->addCancelButton('/', pht('Close'));
	}

	return id(new AphrontDialogResponse())
	->setDialog($dialog)
	->setHTTPResponseCode(500);
	}

	}

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