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Sequenzia/lib/Rails/Rails.php
2013-10-02 11:14:53 -05:00

521 lines
15 KiB
PHP
Executable File

<?php
/**
* PHP on Rails
*
* This is a Ruby on Rails-like framework.
* http://code.google.com/p/php-on-rails/
*/
use Rails\Config\Config;
final class Rails
{
static private $config;
static private $assets;
static private $cache;
static private $customExceptionHandlerRan;
static private $systemExit;
static private $loader;
static private $console;
/**
* Path to the framework folder.
*/
static private $path;
static private $env;
/**
* Application's root folder.
*/
static private $root;
/**
* Application's public folder.
*/
static private $publicPath;
/**
* Path to Zend library.
* Defaults to Rails::root() . '/vendor/ZF2/library/Zend'
*
* @var string
*/
// static private $zf2Path;
/**
* Path to Symfony library.
* Defaults to Rails::root() . '/vendor/Symfony'
*
* @var string
*/
// static private $sfPath;
static private $serviceManager;
static private $cli = false;
/**
* Boots system.
*/
static public function initialize()
{
self::$cli = PHP_SAPI === 'cli';
# Set Rails path
self::$path = str_replace(DIRECTORY_SEPARATOR, '/', __DIR__);
// self::$path = str_replace(DIRECTORY_SEPARATOR, '/', RAILS_PATH);
# Set root path
self::$root = str_replace(DIRECTORY_SEPARATOR, '/', RAILS_ROOT);
# Set public path
self::$publicPath = defined('RAILS_PUBLIC_PATH') ? RAILS_PUBLIC_PATH : self::$root . '/public';
self::$publicPath = str_replace(DIRECTORY_SEPARATOR, '/', self::$publicPath);
# Set ZF2 path
if (defined("ZF2_PATH")) {
self::$zf2Path = ZF2_PATH;
}
# Set Symfony path
if (defined("SYMFONY_PATH")) {
self::$sfPath = SYMFONY_PATH;
}
/**
* Set environment.
* Note that it will be development when running from cli.
*/
self::$env = self::$cli ? 'development' : RAILS_ENV;
self::$config = self::defaultConfig();
# Debugging functions...
include self::$path . '/Toolbox/functions.php';
self::setRailsConfig();
}
static public function application()
{
return Rails\Application\Base::instance();
}
static public function config()
{
return self::$config;
}
static public function resetConfig($environment)
{
self::$config = self::defaultConfig();
self::application()->resetConfig($environment);
}
static public function loader()
{
return self::$loader;
}
static public function assets()
{
if (!self::$assets) {
self::$assets = Rails\Assets\Assets::instance();
$prefix = str_replace('\\', '/', self::$config->assets->prefix);
$router = self::application()->router();
if ($router && $router->route() && $router->route()->isPanelRoute()) {
$basePaths = [
realpath(Rails::path() . '/../../vendor/assets')
];
} else {
$basePaths = [
str_replace('\\', '/', Rails::config()->paths->application) . $prefix,
str_replace('\\', '/', Rails::root() . '/lib') . $prefix,
str_replace('\\', '/', Rails::root() . '/vendor') . $prefix,
];
}
$paths = [];
foreach ($basePaths as $basePath) {
if (!is_dir($basePath)) {
continue;
}
$dir = new DirectoryIterator($basePath);
foreach ($dir as $file) {
if ($file->isDot() || !$file->isDir()) {
continue;
}
$paths[] = $file->getPathname();
}
}
$customPaths = Rails::application()->config()->assets->paths->toArray();
$paths = array_merge($paths, $customPaths);
self::$assets->addPaths($paths);
self::$assets->addFilePatterns($this->config()->patterns->toArray();
}
return self::$assets;
}
static public function cache()
{
if (!self::$cache)
self::$cache = new Rails\Cache\Cache(self::application()->config()->cache_store);
return self::$cache;
}
/**
* Returns logger set in config.
* If arguments are passed, they will be logged with vars().
*/
static public function log()
{
if (!self::$config->logger) {
self::$config->logger = self::defaultLogger();
} elseif (self::$config->logger instanceof \Closure) {
$closure = self::$config->logger;
self::$config->logger = $closure();
}
if (func_num_args()) {
return self::$config->logger->vars(func_get_args());
}
return self::$config->logger;
}
static public function env()
{
return self::$env;
}
static public function root()
{
return self::$root;
}
static public function publicPath()
{
return self::$publicPath;
}
static public function path()
{
return self::$path;
}
static public function cli()
{
return self::$cli;
}
static public function console()
{
if (!self::$console) {
self::$console = new Rails\Console\ApplicationConsole();
}
return self::$console;
}
static public function errorHandler($errno, $errstr, $errfile, $errline, $errargs)
{
$errtype = '';
switch ($errno) {
case E_WARNING:
$class_name = 'Warning';
break;
case E_NOTICE:
$class_name = 'Notice';
break;
case E_RECOVERABLE_ERROR:
$class_name = 'Catchable';
break;
case E_USER_NOTICE:
$class_name = 'UserNotice';
break;
case E_USER_WARNING:
$class_name = 'UserWarning';
break;
default:
/**
* When an "Unknown" error is triggered, the Loader isn't invoked for some reason.
* Hence the manual requires.
*/
require_once __DIR__ . '/Exception/ExceptionInterface.php';
require_once __DIR__ . '/Exception/ExceptionTrait.php';
require_once __DIR__ . '/Exception/ErrorException.php';
require_once __DIR__ . '/Exception/PHPError/ExceptionInterface.php';
require_once __DIR__ . '/Exception/PHPError/Base.php';
require_once __DIR__ . '/Exception/PHPError/Unknown.php';
$class_name = 'Unknown';
$errtype = '[ErrNo '.$errno.']';
break;
}
$class = 'Rails\Exception\PHPError\\' . $class_name;
if (strpos($errfile, self::$path) === 0)
$errfile = 'Rails' . substr($errfile, strlen(self::$path));
$extra_params = ['php_error' => true, 'errno' => $errno, 'errstr' => $errstr, 'errfile' => $errfile, 'errline' => $errline, 'errargs' => $errargs];
if ($errtype)
$errtype .= ': ';
$e = new $class(
sprintf('%s%s ', $errtype, $errstr)
);
$e->error_data($extra_params);
throw $e;
}
static public function exceptionHandler($e)
{
if (self::$cli) {
$report = Rails\Exception\Reporting\Reporter::create_report($e);
$report = Rails\Exception\Reporting\Reporter::cleanup_report($report);
self::console()->terminate($report);
} else {
self::reportException($e);
}
}
static public function systemExit()
{
if (!self::$systemExit) {
self::$systemExit = new Rails\SystemExit\SystemExit();
}
return self::$systemExit;
}
static public function runSystemExit()
{
if (self::$systemExit) {
self::$systemExit->run();
}
}
static public function services()
{
if (!self::$serviceManager) {
self::$serviceManager = new Rails\ServiceManager\ServiceManager();
}
return self::$serviceManager;
}
static private function reportException(Exception $e)
{
Rails\ActionView\ActionView::clean_buffers();
$parmas = [];
$params['status'] = $e instanceof Rails\Exception\ExceptionInterface ? $e->status() : 500;
$params['report'] = Rails\Exception\Reporting\Reporter::create_report($e, $params);
self::log()->message(Rails\Exception\Reporting\Reporter::cleanup_report($params['report']));
if (!self::application() || !self::application()->dispatcher()) {
try {
if (!self::application()) {
self::_early_exception($e, $params['report']);
}
self::application()->setDispatcher();
} catch (Exception $e) {
self::_early_exception($e, $params['report']);
}
}
self::application()->dispatcher()->response()->headers()->status($params['status']);
if (self::config()->action_controller->exception_handler && !self::config()->consider_all_requests_local) {
try {
self::$customExceptionHandlerRan = true;
$handler = Rails\ActionController\ActionController::load_exception_handler(self::$config->action_controller->exception_handler, $params['status']);
Rails::application()->set_controller($handler);
$handler->handleException($e);
} catch (Exception $e) {
self::_early_exception($e, $params['report']);
}
} else {
$renderer = new Rails\ActionController\Response\Error($e, $params);
self::application()->dispatcher()->response()->headers()->contentType('html');
self::application()->dispatcher()->response()->body($renderer->render_view()->get_contents());
}
self::application()->dispatcher()->respond();
exit;
}
static private function _early_exception($e, $html)
{
self::log()->exception($e);
if (Rails::application() && Rails::application()->config()->consider_all_requests_local) {
echo $html;
} else {
echo "<strong>An error occured.</strong>";
}
exit;
}
static private function setRailsConfig()
{
$paths = array_merge([
get_include_path(),
self::$root . '/lib',
self::$root . '/vendor',
]);
set_include_path(implode(PATH_SEPARATOR, $paths));
# Set loader.
require self::$path . '/Loader/Loader.php';
# Guessing ZF2 and Symfony paths
// if (self::$zf2Path) {
// $zf2Path = self::$zf2Path;
// } else {
// $zf2Path = realpath(self::$path . '/../../../ZF2/library');
// if (!$zf2Path) {
// throw new Rails\Exception\RuntimeException(
// sprintf(
// "Can't find path to ZF2 library (tried: %s)",
// $zf2Path
// )
// );
// }
// }
// if (self::$sfPath) {
// $sfPath = self::$sfPath;
// } else {
// $sfPath = realpath(self::$path . '/../../..');
// if (!$sfPath) {
// throw new Rails\Exception\RuntimeException(
// sprintf(
// "Can't find path to Symfony (tried: %s)",
// $sfPath
// )
// );
// }
// }
self::$loader = new Rails\Loader\Loader([
dirname(self::$path),
self::$config->paths->models->toString(),
self::$config->paths->helpers,
self::$config->paths->controllers->toString(),
self::$config->paths->mailers->toString(),
self::$root . '/lib',
self::$root . '/vendor',
// $zf2Path,
// $sfPath,
]);
$autoloadFile = defined("COMPOSER_AUTOLOAD_FILE") ?
COMPOSER_AUTOLOAD_FILE :
Rails::path() . '/../../../autoload.php';
self::$loader->setComposerAutoload(require $autoloadFile);
spl_autoload_register([Rails::loader(), 'loadClass']);
set_exception_handler('Rails::exceptionHandler');
register_shutdown_function('Rails::runSystemExit');
# This will be re-set in Rails_Application, setting also the customized second parameter.
set_error_handler('Rails::errorHandler', E_ALL);
}
static private function defaultConfig()
{
return require __DIR__ . '/Config/default_config.php';
}
static private function defaultLogger()
{
$logLevel = (string)self::$config->log_level;
switch ($logLevel) {
case '0':
case 'emergency':
$level = Zend\Log\Logger::EMERG;
break;
case '1':
case 'alert':
$level = Zend\Log\Logger::ALERT;
break;
case '2':
case 'critical':
$level = Zend\Log\Logger::CRIT;
break;
case '3':
case 'error':
$level = Zend\Log\Logger::ERR;
break;
case '4':
case 'warning':
$level = Zend\Log\Logger::WARN;
break;
case '4':
case 'notice':
$level = Zend\Log\Logger::NOTICE;
break;
case '5':
case 'info':
$level = Zend\Log\Logger::INFO;
break;
case '6':
case 'debug':
$level = Zend\Log\Logger::DEBUG;
break;
default:
$level = self::$config->log_level;
break;
}
if (false !== $level && null !== $level) {
$filter = new Zend\Log\Filter\Priority($level);
$writer->addFilter($filter);
}
$formatter = new Rails\Log\Formatter\Simple();
$writer = new Zend\Log\Writer\Stream(self::$config->log_file);
$writer->setFormatter($formatter);
$logger = new Rails\Log\Logger();
$logger->addWriter($writer);
return $logger;
}
}