xref: /webtrees/index.php (revision 3a5741c77b2ea4760331809fde5791f2f6ea0452) 
1<?php
2/**
3 * webtrees: online genealogy
4 * Copyright (C) 2019 webtrees development team
5 * This program is free software: you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License as published by
7 * the Free Software Foundation, either version 3 of the License, or
8 * (at your option) any later version.
9 * This program is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 * GNU General Public License for more details.
13 * You should have received a copy of the GNU General Public License
14 * along with this program. If not, see <http://www.gnu.org/licenses/>.
15 */
16declare(strict_types=1);
17
18use Fisharebest\Webtrees\Database;
19use Fisharebest\Webtrees\DebugBar;
20use Fisharebest\Webtrees\Exceptions\Handler;
21use Fisharebest\Webtrees\Http\Controllers\SetupController;
22use Fisharebest\Webtrees\Http\Middleware\CheckCsrf;
23use Fisharebest\Webtrees\Http\Middleware\CheckForMaintenanceMode;
24use Fisharebest\Webtrees\Http\Middleware\DebugBarData;
25use Fisharebest\Webtrees\Http\Middleware\Housekeeping;
26use Fisharebest\Webtrees\Http\Middleware\MiddlewareInterface;
27use Fisharebest\Webtrees\Http\Middleware\SetPhpLimits;
28use Fisharebest\Webtrees\Http\Middleware\UseFilesystem;
29use Fisharebest\Webtrees\Http\Middleware\UseLocale;
30use Fisharebest\Webtrees\Http\Middleware\UseSession;
31use Fisharebest\Webtrees\Http\Middleware\UseTheme;
32use Fisharebest\Webtrees\Http\Middleware\UseTransaction;
33use Fisharebest\Webtrees\Http\Middleware\UseTree;
34use Fisharebest\Webtrees\I18N;
35use Fisharebest\Webtrees\Services\MigrationService;
36use Fisharebest\Webtrees\Services\ModuleService;
37use Fisharebest\Webtrees\Services\TimeoutService;
38use Fisharebest\Webtrees\Webtrees;
39use Illuminate\Cache\ArrayStore;
40use Illuminate\Cache\Repository;
41use Symfony\Component\HttpFoundation\Request;
42use Symfony\Component\HttpFoundation\Response;
43
44require __DIR__ . '/vendor/autoload.php';
45
46const WT_ROOT = __DIR__ . DIRECTORY_SEPARATOR;
47
48Webtrees::init();
49
50// Initialise the DebugBar for development.
51// Use `composer install --dev` on a development build to enable.
52// Note that you may need to increase the size of the fcgi buffers on nginx.
53// e.g. add these lines to your fastcgi_params file:
54// fastcgi_buffers 16 16m;
55// fastcgi_buffer_size 32m;
56DebugBar::init(class_exists('\\DebugBar\\StandardDebugBar'));
57
58// Use an array cache for database calls, etc.
59app()->instance('cache.array', new Repository(new ArrayStore()));
60
61// Start the timer.
62app()->instance(TimeoutService::class, new TimeoutService(microtime(true)));
63
64// Extract the request parameters.
65$request = Request::createFromGlobals();
66app()->instance(Request::class, $request);
67
68// Calculate the base URL, so we can generate absolute URLs.
69$request_uri = $request->getSchemeAndHttpHost() . $request->getRequestUri();
70
71// Remove any PHP script name and parameters.
72$base_uri = preg_replace('/[^\/]+\.php(\?.*)?$/', '', $request_uri);
73define('WT_BASE_URL', $base_uri);
74
75// Connect to the database
76try {
77    // No config file? Run the setup wizard
78    if (!file_exists(Webtrees::CONFIG_FILE)) {
79        define('WT_DATA_DIR', 'data/');
80        /** @var SetupController $controller */
81        $controller = app()->make(SetupController::class);
82        $response   = $controller->setup($request);
83        $response->prepare($request)->send();
84
85        return;
86    }
87} catch (PDOException $exception) {
88    defined('WT_DATA_DIR') || define('WT_DATA_DIR', 'data/');
89    I18N::init();
90    if ($exception->getCode() === 1045) {
91        // Error during connection?
92        $content = view('errors/database-connection', ['error' => $exception->getMessage()]);
93    } else {
94        // Error in a migration script?
95        $content = view('errors/database-error', ['error' => $exception->getMessage()]);
96    }
97    $html     = view('layouts/error', ['content' => $content]);
98    $response = new Response($html, Response::HTTP_SERVICE_UNAVAILABLE);
99    $response->prepare($request)->send();
100
101    return;
102} catch (Throwable $exception) {
103    defined('WT_DATA_DIR') || define('WT_DATA_DIR', 'data/');
104    I18N::init();
105    $content  = view('errors/database-connection', ['error' => $exception->getMessage()]);
106    $html     = view('layouts/error', ['content' => $content]);
107    $response = new Response($html, Response::HTTP_SERVICE_UNAVAILABLE);
108    $response->prepare($request)->send();
109
110    return;
111}
112
113try {
114    $database_config = parse_ini_file(Webtrees::CONFIG_FILE);
115
116    if ($database_config === false) {
117        throw new Exception('Invalid config file: ' . Webtrees::CONFIG_FILE);
118    }
119
120    // Read the connection settings and create the database
121    Database::connect($database_config);
122
123    // Update the database schema, if necessary.
124    app()->make(MigrationService::class)->updateSchema('\Fisharebest\Webtrees\Schema', 'WT_SCHEMA_VERSION', Webtrees::SCHEMA_VERSION);
125
126    $middleware_stack = [
127        CheckForMaintenanceMode::class,
128        SetPhpLimits::class,
129        UseFilesystem::class,
130        UseSession::class,
131        UseTree::class,
132        UseLocale::class,
133    ];
134
135    if (class_exists(DebugBar::class)) {
136        $middleware_stack[] = DebugBarData::class;
137    }
138
139    if ($request->getMethod() === Request::METHOD_GET) {
140        $middleware_stack[] = Housekeeping::class;
141        $middleware_stack[] = UseTheme::class;
142    }
143
144    if ($request->getMethod() === Request::METHOD_POST) {
145        $middleware_stack[] = UseTransaction::class;
146        $middleware_stack[] = CheckCsrf::class;
147    }
148
149    // Allow modules to provide middleware.
150    foreach (app()->make(ModuleService::class)->findByInterface(MiddlewareInterface::class) as $middleware) {
151        $middleware_stack[] = $middleware;
152    }
153
154    // We build the "onion" from the inside outwards, and some middlewares are dependant on others.
155    $middleware_stack = array_reverse($middleware_stack);
156
157    // Create the middleware *after* loading the modules, to give modules the opportunity to replace middleware.
158    $middleware_stack = array_map(function ($middleware): MiddlewareInterface {
159        return $middleware instanceof MiddlewareInterface ? $middleware : app()->make($middleware);
160    }, $middleware_stack);
161
162    // Apply the middleware using the "onion" pattern.
163    $pipeline = array_reduce($middleware_stack, function (Closure $next, MiddlewareInterface $middleware): Closure {
164        // Create a closure to apply the middleware.
165        return function (Request $request) use ($middleware, $next): Response {
166            return $middleware->handle($request, $next);
167        };
168    }, function (Request $request): Response {
169        // Load the route and routing table.
170        $route  = $request->get('route');
171        $routes = require 'routes/web.php';
172
173        // Find the controller and action for the selected route
174        $controller_action = $routes[$request->getMethod() . ':' . $route] ?? 'ErrorController@noRouteFound';
175        [$controller_name, $action] = explode('@', $controller_action);
176        $controller_class = '\\Fisharebest\\Webtrees\\Http\\Controllers\\' . $controller_name;
177
178        $controller = app()->make($controller_class);
179
180        return app()->dispatch($controller, $action);
181    });
182
183    $response = call_user_func($pipeline, $request);
184} catch (Exception $exception) {
185    $response = (new Handler())->render($request, $exception);
186}
187
188// Send response
189$response->prepare($request)->send();
190