PhabricatorAccessLog.php
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	<?php

	/*
	* Copyright 2012 Facebook, Inc.
	*
	* Licensed under the Apache License, Version 2.0 (the "License");
	* you may not use this file except in compliance with the License.
	* You may obtain a copy of the License at
	*
	* http://www.apache.org/licenses/LICENSE-2.0
	*
	* Unless required by applicable law or agreed to in writing, software
	* distributed under the License is distributed on an "AS IS" BASIS,
	* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
	* See the License for the specific language governing permissions and
	* limitations under the License.
	*/

	final class PhabricatorAccessLog {

	static $log;

	public static function init() {
	// NOTE: This currently has no effect, but some day we may reuse PHP
	// interpreters to run multiple requests. If we do, it has the effect of
	// throwing away the old log.
	self::$log = null;
	}

	public static function getLog() {
	if (!self::$log) {
	$path = PhabricatorEnv::getEnvConfig('log.access.path');
	$format = PhabricatorEnv::getEnvConfig('log.access.format');
	$format = nonempty(
	$format,
	"[%D]\t%p\t%h\t%r\t%u\t%C\t%m\t%U\t%R\t%c\t%T");

	if (!$path) {
	return null;
	}

	$log = new PhutilDeferredLog($path, $format);
	$log->setData(
	array(
	'D' => date('r'),
	'h' => php_uname('n'),
	'p' => getmypid(),
	'e' => time(),
	));

	self::$log = $log;
	}

	return self::$log;
	}

	}