<?php
/**
* CodeIgniter
*
* An open source application development framework for PHP
*
* This content is released under the MIT License (MIT)
*
* Copyright (c) 2014-2019 British Columbia Institute of Technology
* Copyright (c) 2019-2020 CodeIgniter Foundation
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*
* @package CodeIgniter
* @author CodeIgniter Dev Team
* @copyright 2019-2020 CodeIgniter Foundation
* @license https://opensource.org/licenses/MIT MIT License
* @link https://codeigniter.com
* @since Version 4.0.0
* @filesource
*/
namespace CodeIgniter\Config;
use CodeIgniter\Cache\CacheFactory;
use CodeIgniter\Database\ConnectionInterface;
use CodeIgniter\Database\MigrationRunner;
use CodeIgniter\Debug\Exceptions;
use CodeIgniter\Debug\Iterator;
use CodeIgniter\Debug\Timer;
use CodeIgniter\Debug\Toolbar;
use CodeIgniter\Encryption\EncrypterInterface;
use CodeIgniter\Encryption\Encryption;
use CodeIgniter\Filters\Filters;
use CodeIgniter\Honeypot\Honeypot;
use CodeIgniter\HTTP\CLIRequest;
use CodeIgniter\HTTP\CURLRequest;
use CodeIgniter\HTTP\IncomingRequest;
use CodeIgniter\HTTP\Negotiate;
use CodeIgniter\HTTP\RedirectResponse;
use CodeIgniter\HTTP\Request;
use CodeIgniter\HTTP\RequestInterface;
use CodeIgniter\HTTP\Response;
use CodeIgniter\HTTP\ResponseInterface;
use CodeIgniter\HTTP\URI;
use CodeIgniter\HTTP\UserAgent;
use CodeIgniter\Language\Language;
use CodeIgniter\Pager\Pager;
use CodeIgniter\Router\RouteCollection;
use CodeIgniter\Router\RouteCollectionInterface;
use CodeIgniter\Router\Router;
use CodeIgniter\Security\Security;
use CodeIgniter\Session\Session;
use CodeIgniter\Throttle\Throttler;
use CodeIgniter\Typography\Typography;
use CodeIgniter\Validation\Validation;
use CodeIgniter\View\Cell;
use CodeIgniter\View\Parser;
use CodeIgniter\View\RendererInterface;
use Config\App;
use Config\Cache;
use Config\Images;
use Config\Logger;
use Config\Migrations;
/**
* Services Configuration file.
*
* Services are simply other classes/libraries that the system uses
* to do its job. This is used by CodeIgniter to allow the core of the
* framework to be swapped out easily without affecting the usage within
* the rest of your application.
*
* This is used in place of a Dependency Injection container primarily
* due to its simplicity, which allows a better long-term maintenance
* of the applications built on top of CodeIgniter. A bonus side-effect
* is that IDEs are able to determine what class you are calling
* whereas with DI Containers there usually isn't a way for them to do this.
*
* @see http://blog.ircmaxell.com/2015/11/simple-easy-risk-and-change.html
* @see http://www.infoq.com/presentations/Simple-Made-Easy
*/
class Services extends BaseService
{
/**
* The cache class provides a simple way to store and retrieve
* complex data for later.
*
* @param \Config\Cache $config
* @param boolean $getShared
*
* @return \CodeIgniter\Cache\CacheInterface
*/
public static function cache(Cache $config = null, bool $getShared = true)
{
if ($getShared)
{
return static::getSharedInstance('cache', $config);
}
if (! is_object($config))
{
$config = new Cache();
}
return CacheFactory::getHandler($config);
}
//--------------------------------------------------------------------
/**
* The CLI Request class provides for ways to interact with
* a command line request.
*
* @param \Config\App $config
* @param boolean $getShared
*
* @return \CodeIgniter\HTTP\CLIRequest
*/
public static function clirequest(App $config = null, bool $getShared = true)
{
if ($getShared)
{
return static::getSharedInstance('clirequest', $config);
}
if (! is_object($config))
{
$config = config(App::class);
}
return new CLIRequest($config);
}
//--------------------------------------------------------------------
/**
* The commands utility for running and working with CLI commands.
*
* @param boolean $getShared
*
* @return \CodeIgniter\CLI\Commands|mixed
*/
public static function commands(bool $getShared = true)
{
if ($getShared)
{
return static::getSharedInstance('commands');
}
return new \CodeIgniter\CLI\Commands();
}
/**
* The CURL Request class acts as a simple HTTP client for interacting
* with other servers, typically through APIs.
*
* @param array $options
* @param \CodeIgniter\HTTP\ResponseInterface $response
* @param \Config\App $config
* @param boolean $getShared
*
* @return \CodeIgniter\HTTP\CURLRequest
*/
public static function curlrequest(array $options = [], ResponseInterface $response = null, App $config = null, bool $getShared = true)
{
if ($getShared === true)
{
return static::getSharedInstance('curlrequest', $options, $response, $config);
}
if (! is_object($config))
{
$config = config(App::class);
}
if (! is_object($response))
{
$response = new Response($config);
}
return new CURLRequest(
$config,
new URI($options['base_uri'] ?? null),
$response,
$options
);
}
//--------------------------------------------------------------------
/**
* The Email class allows you to send email via mail, sendmail, SMTP.
*
* @param null $config
* @param boolean $getShared
*
* @return \CodeIgniter\Email\Email|mixed
*/
public static function email($config = null, bool $getShared = true)
{
if ($getShared)
{
return static::getSharedInstance('email', $config);
}
if (empty($config))
{
$config = new \Config\Email();
}
return new \CodeIgniter\Email\Email($config);
}
/**
* The Encryption class provides two-way encryption.
*
* @param mixed $config
* @param boolean $getShared
*
* @return EncrypterInterface Encryption handler
*/
public static function encrypter($config = null, $getShared = false)
{
if ($getShared === true)
{
return static::getSharedInstance('encrypter', $config);
}
if (empty($config))
{
$config = new \Config\Encryption();
}
$encryption = new Encryption($config);
return $encryption->initialize($config);
}
//--------------------------------------------------------------------
/**
* The Exceptions class holds the methods that handle:
*
* - set_exception_handler
* - set_error_handler
* - register_shutdown_function
*
* @param \Config\Exceptions $config
* @param \CodeIgniter\HTTP\IncomingRequest $request
* @param \CodeIgniter\HTTP\Response $response
* @param boolean $getShared
*
* @return \CodeIgniter\Debug\Exceptions
*/
public static function exceptions(
\Config\Exceptions $config = null,
IncomingRequest $request = null,
Response $response = null,
bool $getShared = true
)
{
if ($getShared)
{
return static::getSharedInstance('exceptions', $config, $request, $response);
}
if (empty($config))
{
$config = new \Config\Exceptions();
}
if (empty($request))
{
$request = static::request();
}
if (empty($response))
{
$response = static::response();
}
return (new Exceptions($config, $request, $response));
}
//--------------------------------------------------------------------
/**
* Filters allow you to run tasks before and/or after a controller
* is executed. During before filters, the request can be modified,
* and actions taken based on the request, while after filters can
* act on or modify the response itself before it is sent to the client.
*
* @param mixed $config
* @param boolean $getShared
*
* @return \CodeIgniter\Filters\Filters
*/
public static function filters($config = null, bool $getShared = true)
{
if ($getShared)
{
return static::getSharedInstance('filters', $config);
}
if (empty($config))
{
$config = new \Config\Filters();
}
return new Filters($config, static::request(), static::response());
}
//--------------------------------------------------------------------
/**
* The Honeypot provides a secret input on forms that bots should NOT
* fill in, providing an additional safeguard when accepting user input.
*
* @param \CodeIgniter\Config\BaseConfig|null $config
* @param boolean $getShared
*
* @return \CodeIgniter\Honeypot\Honeypot|mixed
*/
public static function honeypot(BaseConfig $config = null, bool $getShared = true)
{
if ($getShared)
{
return static::getSharedInstance('honeypot', $config);
}
if (is_null($config))
{
$config = new \Config\Honeypot();
}
return new Honeypot($config);
}
//--------------------------------------------------------------------
/**
* Acts as a factory for ImageHandler classes and returns an instance
* of the handler. Used like Services::image()->withFile($path)->rotate(90)->save();
*
* @param string|null $handler
* @param \Config\Images|null $config
* @param boolean $getShared
*
* @return \CodeIgniter\Images\Handlers\BaseHandler
*/
public static function image(string $handler = null, $config = null, bool $getShared = true)
{
if ($getShared)
{
return static::getSharedInstance('image', $handler, $config);
}
if (empty($config))
{
$config = new Images();
}
$handler = is_null($handler) ? $config->defaultHandler : $handler;
$class = $config->handlers[$handler];
return new $class($config);
}
//--------------------------------------------------------------------
/**
* The Iterator class provides a simple way of looping over a function
* and timing the results and memory usage. Used when debugging and
* optimizing applications.
*
* @param boolean $getShared
*
* @return \CodeIgniter\Debug\Iterator
*/
public static function iterator(bool $getShared = true)
{
if ($getShared)
{
return static::getSharedInstance('iterator');
}
return new Iterator();
}
//--------------------------------------------------------------------
/**
* Responsible for loading the language string translations.
*
* @param string $locale
* @param boolean $getShared
*
* @return \CodeIgniter\Language\Language
*/
public static function language(string $locale = null, bool $getShared = true)
{
if ($getShared)
{
return static::getSharedInstance('language', $locale)
->setLocale($locale);
}
$locale = ! empty($locale) ? $locale : static::request()
->getLocale();
return new Language($locale);
}
//--------------------------------------------------------------------
/**
* The Logger class is a PSR-3 compatible Logging class that supports
* multiple handlers that process the actual logging.
*
* @param boolean $getShared
*
* @return \CodeIgniter\Log\Logger
*/
public static function logger(bool $getShared = true)
{
if ($getShared)
{
return static::getSharedInstance('logger');
}
return new \CodeIgniter\Log\Logger(new Logger());
}
//--------------------------------------------------------------------
/**
* Return the appropriate Migration runner.
*
* @param \CodeIgniter\Config\BaseConfig $config
* @param \CodeIgniter\Database\ConnectionInterface $db
* @param boolean $getShared
*
* @return \CodeIgniter\Database\MigrationRunner
*/
public static function migrations(BaseConfig $config = null, ConnectionInterface $db = null, bool $getShared = true)
{
if ($getShared)
{
return static::getSharedInstance('migrations', $config, $db);
}
$config = empty($config) ? new Migrations() : $config;
return new MigrationRunner($config, $db);
}
//--------------------------------------------------------------------
/**
* The Negotiate class provides the content negotiation features for
* working the request to determine correct language, encoding, charset,
* and more.
*
* @param \CodeIgniter\HTTP\RequestInterface $request
* @param boolean $getShared
*
* @return \CodeIgniter\HTTP\Negotiate
*/
public static function negotiator(RequestInterface $request = null, bool $getShared = true)
{
if ($getShared)
{
return static::getSharedInstance('negotiator', $request);
}
if (is_null($request))
{
$request = static::request();
}
return new Negotiate($request);
}
//--------------------------------------------------------------------
/**
* Return the appropriate pagination handler.
*
* @param mixed $config
* @param \CodeIgniter\View\RendererInterface $view
* @param boolean $getShared
*
* @return \CodeIgniter\Pager\Pager
*/
public static function pager($config = null, RendererInterface $view = null, bool $getShared = true)
{
if ($getShared)
{
return static::getSharedInstance('pager', $config, $view);
}
if (empty($config))
{
$config = config('Pager');
}
if (! $view instanceof RendererInterface)
{
$view = static::renderer();
}
return new Pager($config, $view);
}
//--------------------------------------------------------------------
/**
* The Parser is a simple template parser.
*
* @param string $viewPath
* @param mixed $config
* @param boolean $getShared
*
* @return \CodeIgniter\View\Parser
*/
public static function parser(string $viewPath = null, $config = null, bool $getShared = true)
{
if ($getShared)
{
return static::getSharedInstance('parser', $viewPath, $config);
}
if (is_null($config))
{
$config = new \Config\View();
}
if (is_null($viewPath))
{
$paths = config('Paths');
$viewPath = $paths->viewDirectory;
}
return new Parser($config, $viewPath, static::locator(), CI_DEBUG, static::logger());
}
//--------------------------------------------------------------------
/**
* The Renderer class is the class that actually displays a file to the user.
* The default View class within CodeIgniter is intentionally simple, but this
* service could easily be replaced by a template engine if the user needed to.
*
* @param string $viewPath
* @param mixed $config
* @param boolean $getShared
*
* @return \CodeIgniter\View\View
*/
public static function renderer(string $viewPath = null, $config = null, bool $getShared = true)
{
if ($getShared)
{
return static::getSharedInstance('renderer', $viewPath, $config);
}
if (is_null($config))
{
$config = new \Config\View();
}
if (is_null($viewPath))
{
$paths = config('Paths');
$viewPath = $paths->viewDirectory;
}
return new \CodeIgniter\View\View($config, $viewPath, static::locator(), CI_DEBUG, static::logger());
}
//--------------------------------------------------------------------
/**
* The Request class models an HTTP request.
*
* @param \Config\App $config
* @param boolean $getShared
*
* @return \CodeIgniter\HTTP\IncomingRequest
*/
public static function request(App $config = null, bool $getShared = true)
{
if ($getShared)
{
return static::getSharedInstance('request', $config);
}
if (! is_object($config))
{
$config = config(App::class);
}
return new IncomingRequest(
$config,
static::uri(),
'php://input',
new UserAgent()
);
}
//--------------------------------------------------------------------
/**
* The Response class models an HTTP response.
*
* @param \Config\App $config
* @param boolean $getShared
*
* @return \CodeIgniter\HTTP\Response
*/
public static function response(App $config = null, bool $getShared = true)
{
if ($getShared)
{
return static::getSharedInstance('response', $config);
}
if (! is_object($config))
{
$config = config(App::class);
}
return new Response($config);
}
//--------------------------------------------------------------------
/**
* The Redirect class provides nice way of working with redirects.
*
* @param \Config\App $config
* @param boolean $getShared
*
* @return \CodeIgniter\HTTP\Response
*/
public static function redirectResponse(App $config = null, bool $getShared = true)
{
if ($getShared)
{
return static::getSharedInstance('redirectResponse', $config);
}
if (! is_object($config))
{
$config = config(App::class);
}
$response = new RedirectResponse($config);
$response->setProtocolVersion(static::request()
->getProtocolVersion());
return $response;
}
//--------------------------------------------------------------------
/**
* The Routes service is a class that allows for easily building
* a collection of routes.
*
* @param boolean $getShared
*
* @return \CodeIgniter\Router\RouteCollection
*/
public static function routes(bool $getShared = true)
{
if ($getShared)
{
return static::getSharedInstance('routes');
}
return new RouteCollection(static::locator(), config('Modules'));
}
//--------------------------------------------------------------------
/**
* The Router class uses a RouteCollection's array of routes, and determines
* the correct Controller and Method to execute.
*
* @param \CodeIgniter\Router\RouteCollectionInterface $routes
* @param \CodeIgniter\HTTP\Request $request
* @param boolean $getShared
*
* @return \CodeIgniter\Router\Router
*/
public static function router(RouteCollectionInterface $routes = null, Request $request = null, bool $getShared = true)
{
if ($getShared)
{
return static::getSharedInstance('router', $routes, $request);
}
if (empty($routes))
{
$routes = static::routes();
}
return new Router($routes, $request);
}
//--------------------------------------------------------------------
/**
* The Security class provides a few handy tools for keeping the site
* secure, most notably the CSRF protection tools.
*
* @param \Config\App $config
* @param boolean $getShared
*
* @return \CodeIgniter\Security\Security
*/
public static function security(App $config = null, bool $getShared = true)
{
if ($getShared)
{
return static::getSharedInstance('security', $config);
}
if (! is_object($config))
{
$config = config(App::class);
}
return new Security($config);
}
//--------------------------------------------------------------------
/**
* Return the session manager.
*
* @param \Config\App $config
* @param boolean $getShared
*
* @return \CodeIgniter\Session\Session
*/
public static function session(App $config = null, bool $getShared = true)
{
if ($getShared)
{
return static::getSharedInstance('session', $config);
}
if (! is_object($config))
{
$config = config(App::class);
}
$logger = static::logger();
$driverName = $config->sessionDriver;
$driver = new $driverName($config, static::request()->getIPAddress());
$driver->setLogger($logger);
$session = new Session($driver, $config);
$session->setLogger($logger);
if (session_status() === PHP_SESSION_NONE)
{
$session->start();
}
return $session;
}
//--------------------------------------------------------------------
/**
* The Throttler class provides a simple method for implementing
* rate limiting in your applications.
*
* @param boolean $getShared
*
* @return \CodeIgniter\Throttle\Throttler
*/
public static function throttler(bool $getShared = true)
{
if ($getShared)
{
return static::getSharedInstance('throttler');
}
return new Throttler(static::cache());
}
//--------------------------------------------------------------------
/**
* The Timer class provides a simple way to Benchmark portions of your
* application.
*
* @param boolean $getShared
*
* @return \CodeIgniter\Debug\Timer
*/
public static function timer(bool $getShared = true)
{
if ($getShared)
{
return static::getSharedInstance('timer');
}
return new Timer();
}
//--------------------------------------------------------------------
/**
* Return the debug toolbar.
*
* @param \Config\Toolbar $config
* @param boolean $getShared
*
* @return \CodeIgniter\Debug\Toolbar
*/
public static function toolbar(\Config\Toolbar $config = null, bool $getShared = true)
{
if ($getShared)
{
return static::getSharedInstance('toolbar', $config);
}
if (! is_object($config))
{
$config = config('Toolbar');
}
return new Toolbar($config);
}
//--------------------------------------------------------------------
/**
* The URI class provides a way to model and manipulate URIs.
*
* @param string $uri
* @param boolean $getShared
*
* @return \CodeIgniter\HTTP\URI
*/
public static function uri(string $uri = null, bool $getShared = true)
{
if ($getShared)
{
return static::getSharedInstance('uri', $uri);
}
return new URI($uri);
}
//--------------------------------------------------------------------
/**
* The Validation class provides tools for validating input data.
*
* @param \Config\Validation $config
* @param boolean $getShared
*
* @return \CodeIgniter\Validation\Validation
*/
public static function validation(\Config\Validation $config = null, bool $getShared = true)
{
if ($getShared)
{
return static::getSharedInstance('validation', $config);
}
if (is_null($config))
{
$config = config('Validation');
}
return new Validation($config, static::renderer());
}
//--------------------------------------------------------------------
/**
* View cells are intended to let you insert HTML into view
* that has been generated by any callable in the system.
*
* @param boolean $getShared
*
* @return \CodeIgniter\View\Cell
*/
public static function viewcell(bool $getShared = true)
{
if ($getShared)
{
return static::getSharedInstance('viewcell');
}
return new Cell(static::cache());
}
//--------------------------------------------------------------------
/**
* The Typography class provides a way to format text in semantically relevant ways.
*
* @param boolean $getShared
*
* @return \CodeIgniter\Typography\Typography
*/
public static function typography(bool $getShared = true)
{
if ($getShared)
{
return static::getSharedInstance('typography');
}
return new Typography();
}
//--------------------------------------------------------------------
}
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