xref: /webtrees/app/Webtrees.php (revision d037208f1e592d60f1640bc69df920b2940dd365) 
1<?php
2
3/**
4 * webtrees: online genealogy
5 * Copyright (C) 2021 webtrees development team
6 * This program is free software: you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation, either version 3 of the License, or
9 * (at your option) any later version.
10 * This program is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 * GNU General Public License for more details.
14 * You should have received a copy of the GNU General Public License
15 * along with this program. If not, see <https://www.gnu.org/licenses/>.
16 */
17
18declare(strict_types=1);
19
20namespace Fisharebest\Webtrees;
21
22use Closure;
23use ErrorException;
24use Fisharebest\Webtrees\Factories\CacheFactory;
25use Fisharebest\Webtrees\Factories\ElementFactory;
26use Fisharebest\Webtrees\Factories\FamilyFactory;
27use Fisharebest\Webtrees\Factories\FilesystemFactory;
28use Fisharebest\Webtrees\Factories\GedcomRecordFactory;
29use Fisharebest\Webtrees\Factories\HeaderFactory;
30use Fisharebest\Webtrees\Factories\ImageFactory;
31use Fisharebest\Webtrees\Factories\IndividualFactory;
32use Fisharebest\Webtrees\Factories\LocationFactory;
33use Fisharebest\Webtrees\Factories\MarkdownFactory;
34use Fisharebest\Webtrees\Factories\MediaFactory;
35use Fisharebest\Webtrees\Factories\NoteFactory;
36use Fisharebest\Webtrees\Factories\RepositoryFactory;
37use Fisharebest\Webtrees\Factories\SlugFactory;
38use Fisharebest\Webtrees\Factories\SourceFactory;
39use Fisharebest\Webtrees\Factories\SubmissionFactory;
40use Fisharebest\Webtrees\Factories\SubmitterFactory;
41use Fisharebest\Webtrees\Factories\XrefFactory;
42use Fisharebest\Webtrees\Http\Middleware\BadBotBlocker;
43use Fisharebest\Webtrees\Http\Middleware\BootModules;
44use Fisharebest\Webtrees\Http\Middleware\CheckForMaintenanceMode;
45use Fisharebest\Webtrees\Http\Middleware\ClientIp;
46use Fisharebest\Webtrees\Http\Middleware\CompressResponse;
47use Fisharebest\Webtrees\Http\Middleware\ContentLength;
48use Fisharebest\Webtrees\Http\Middleware\DoHousekeeping;
49use Fisharebest\Webtrees\Http\Middleware\EmitResponse;
50use Fisharebest\Webtrees\Http\Middleware\HandleExceptions;
51use Fisharebest\Webtrees\Http\Middleware\LoadRoutes;
52use Fisharebest\Webtrees\Http\Middleware\NoRouteFound;
53use Fisharebest\Webtrees\Http\Middleware\ReadConfigIni;
54use Fisharebest\Webtrees\Http\Middleware\Router;
55use Fisharebest\Webtrees\Http\Middleware\SecurityHeaders;
56use Fisharebest\Webtrees\Http\Middleware\UpdateDatabaseSchema;
57use Fisharebest\Webtrees\Http\Middleware\UseDatabase;
58use Fisharebest\Webtrees\Http\Middleware\UseDebugbar;
59use Fisharebest\Webtrees\Http\Middleware\UseLanguage;
60use Fisharebest\Webtrees\Http\Middleware\UseSession;
61use Fisharebest\Webtrees\Http\Middleware\UseTheme;
62use Fisharebest\Webtrees\Http\Middleware\UseTransaction;
63use Fisharebest\Webtrees\Http\Middleware\BaseUrl;
64use Illuminate\Container\Container;
65use Middleland\Dispatcher;
66use Nyholm\Psr7\Factory\Psr17Factory;
67use Nyholm\Psr7Server\ServerRequestCreator;
68use Psr\Container\ContainerInterface;
69use Psr\Http\Message\ResponseFactoryInterface;
70use Psr\Http\Message\ResponseInterface;
71use Psr\Http\Message\ServerRequestFactoryInterface;
72use Psr\Http\Message\ServerRequestInterface;
73use Psr\Http\Message\StreamFactoryInterface;
74use Psr\Http\Message\UploadedFileFactoryInterface;
75use Psr\Http\Message\UriFactoryInterface;
76use Psr\Http\Server\MiddlewareInterface;
77
78use function date_default_timezone_set;
79use function error_reporting;
80use function is_string;
81use function mb_internal_encoding;
82use function set_error_handler;
83
84use const E_ALL;
85use const E_DEPRECATED;
86use const E_USER_DEPRECATED;
87
88/**
89 * Definitions for the webtrees application.
90 */
91class Webtrees
92{
93    // The root folder of this installation
94    public const ROOT_DIR = __DIR__ . '/../';
95
96    // This is the location of system data, such as temporary and cache files.
97    // The system files are always in this location.
98    // It is also the default location of user data, such as media and GEDCOM files.
99    // The user files could be anywhere supported by Flysystem.
100    public const DATA_DIR  = self::ROOT_DIR . 'data/';
101
102    // Location of the file containing the database connection details.
103    public const CONFIG_FILE = self::DATA_DIR . 'config.ini.php';
104
105    // Location of the file that triggers maintenance mode.
106    public const OFFLINE_FILE = self::DATA_DIR . 'offline.txt';
107
108    // Location of our modules.
109    public const MODULES_PATH = 'modules_v4/';
110    public const MODULES_DIR  = self::ROOT_DIR . self::MODULES_PATH;
111
112    // Enable debugging on development builds.
113    public const DEBUG = self::STABILITY !== '';
114
115    // We want to know about all PHP errors during development, and fewer in production.
116    public const ERROR_REPORTING = self::DEBUG ? E_ALL : E_ALL & ~E_DEPRECATED & ~E_USER_DEPRECATED;
117
118    // The name of the application.
119    public const NAME = 'webtrees';
120
121    // Required version of database tables/columns/indexes/etc.
122    public const SCHEMA_VERSION = 45;
123
124    // e.g. "-dev", "-alpha", "-beta", etc.
125    public const STABILITY = '-dev';
126
127    // Version number
128    public const VERSION = '2.1.0' . self::STABILITY;
129
130    // Project website.
131    public const URL = 'https://webtrees.net/';
132
133    // FAQ links
134    public const URL_FAQ_EMAIL = 'https://webtrees.net/faq/email';
135
136    // Project website.
137    public const GEDCOM_PDF = 'https://webtrees.net/downloads/gedcom-551.pdf';
138
139    private const MIDDLEWARE = [
140        EmitResponse::class,
141        SecurityHeaders::class,
142        ReadConfigIni::class,
143        BaseUrl::class,
144        HandleExceptions::class,
145        ClientIp::class,
146        ContentLength::class,
147        CompressResponse::class,
148        BadBotBlocker::class,
149        UseDatabase::class,
150        UseDebugbar::class,
151        UpdateDatabaseSchema::class,
152        UseSession::class,
153        UseLanguage::class,
154        CheckForMaintenanceMode::class,
155        UseTheme::class,
156        DoHousekeeping::class,
157        UseTransaction::class,
158        LoadRoutes::class,
159        BootModules::class,
160        Router::class,
161        NoRouteFound::class,
162    ];
163
164    /**
165     * Initialise the application.
166     *
167     * @return void
168     */
169    public function bootstrap(): void
170    {
171        // Show all errors and warnings in development, fewer in production.
172        error_reporting(self::ERROR_REPORTING);
173        set_error_handler($this->phpErrorHandler());
174
175        // All modern software uses UTF-8 encoding.
176        mb_internal_encoding('UTF-8');
177
178        // Use UTC internally and convert to local time when displaying datetimes.
179        date_default_timezone_set('UTC');
180
181        // Factory objects
182        Registry::cache(new CacheFactory());
183        Registry::familyFactory(new FamilyFactory());
184        Registry::filesystem(new FilesystemFactory());
185        Registry::elementFactory(new ElementFactory());
186        Registry::gedcomRecordFactory(new GedcomRecordFactory());
187        Registry::headerFactory(new HeaderFactory());
188        Registry::imageFactory(new ImageFactory());
189        Registry::individualFactory(new IndividualFactory());
190        Registry::locationFactory(new LocationFactory());
191        Registry::markdownFactory(new MarkdownFactory());
192        Registry::mediaFactory(new MediaFactory());
193        Registry::noteFactory(new NoteFactory());
194        Registry::repositoryFactory(new RepositoryFactory());
195        Registry::slugFactory(new SlugFactory());
196        Registry::sourceFactory(new SourceFactory());
197        Registry::submissionFactory(new SubmissionFactory());
198        Registry::submitterFactory(new SubmitterFactory());
199        Registry::xrefFactory(new XrefFactory());
200    }
201
202    /**
203     * Respond to a CLI request.
204     *
205     * @return void
206     */
207    public function cliRequest(): void
208    {
209        // CLI handler will go here.
210    }
211
212    /**
213     * Response to an HTTP request.
214     *
215     * @return ResponseInterface
216     */
217    public function httpRequest(): ResponseInterface
218    {
219        // PSR7 messages and PSR17 message-factories
220        self::set(ResponseFactoryInterface::class, Psr17Factory::class);
221        self::set(ServerRequestFactoryInterface::class, Psr17Factory::class);
222        self::set(StreamFactoryInterface::class, Psr17Factory::class);
223        self::set(UploadedFileFactoryInterface::class, Psr17Factory::class);
224        self::set(UriFactoryInterface::class, Psr17Factory::class);
225
226        $request = $this->captureRequest();
227
228        return self::dispatch($request, self::MIDDLEWARE);
229    }
230
231    /**
232     * @param ServerRequestInterface            $request
233     * @param array<string|MiddlewareInterface> $middleware
234     *
235     * @return ResponseInterface
236     */
237    public static function dispatch(ServerRequestInterface $request, array $middleware): ResponseInterface
238    {
239        $dispatcher = new Dispatcher($middleware, self::container());
240
241        return $dispatcher->dispatch($request);
242    }
243
244    /**
245     * An error handler that can be passed to set_error_handler().
246     *
247     * @return Closure
248     */
249    private function phpErrorHandler(): Closure
250    {
251        return static function (int $errno, string $errstr, string $errfile, int $errline): bool {
252            // Ignore errors that are silenced with '@'
253            if (error_reporting() & $errno) {
254                throw new ErrorException($errstr, 0, $errno, $errfile, $errline);
255            }
256
257            return true;
258        };
259    }
260
261    /**
262     * Build the request from the PHP super-globals.
263     *
264     * @return ServerRequestInterface
265     */
266    private function captureRequest(): ServerRequestInterface
267    {
268        return self::make(ServerRequestCreator::class)->fromGlobals();
269    }
270
271    /**
272     * @return ContainerInterface
273     */
274    public static function container(): ContainerInterface
275    {
276        return Container::getInstance();
277    }
278
279    /**
280     * Make an object, using dependency injection.
281     *
282     * @param string $class
283     *
284     * @return mixed
285     */
286    public static function make(string $class)
287    {
288        return Container::getInstance()->make($class);
289    }
290
291    /**
292     * Write a value into the container.
293     *
294     * @param string        $abstract
295     * @param string|object $concrete
296     */
297    public static function set(string $abstract, $concrete): void
298    {
299        if (is_string($concrete)) {
300            Container::getInstance()->bind($abstract, $concrete);
301        } else {
302            Container::getInstance()->instance($abstract, $concrete);
303        }
304    }
305}
306