fisharebest / webtrees

index.php

<?php
/**
 * webtrees: online genealogy
 * Copyright (C) 2019 webtrees development team
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
 * GNU General Public License for more details.
 * You should have received a copy of the GNU General Public License
 * along with this program. If not, see <http://www.gnu.org/licenses/>.
 */
declare(strict_types=1);

use Fisharebest\Webtrees\Database;
use Fisharebest\Webtrees\DebugBar;
use Fisharebest\Webtrees\Exceptions\Handler;
use Fisharebest\Webtrees\Http\Controllers\SetupController;
use Fisharebest\Webtrees\Http\Middleware\CheckCsrf;
use Fisharebest\Webtrees\Http\Middleware\CheckForMaintenanceMode;
use Fisharebest\Webtrees\Http\Middleware\DebugBarData;
use Fisharebest\Webtrees\Http\Middleware\Housekeeping;
use Fisharebest\Webtrees\Http\Middleware\MiddlewareInterface;
use Fisharebest\Webtrees\Http\Middleware\UseLocale;
use Fisharebest\Webtrees\Http\Middleware\UseSession;
use Fisharebest\Webtrees\Http\Middleware\UseTheme;
use Fisharebest\Webtrees\Http\Middleware\UseTransaction;
use Fisharebest\Webtrees\I18N;
use Fisharebest\Webtrees\Services\MigrationService;
use Fisharebest\Webtrees\Services\ModuleService;
use Fisharebest\Webtrees\Services\TimeoutService;
use Fisharebest\Webtrees\Site;
use Fisharebest\Webtrees\Tree;
use Fisharebest\Webtrees\View;

This use statement conflicts with another class in this namespace, View. Consider defining an alias.

use Fisharebest\Webtrees\Webtrees;
use Illuminate\Cache\ArrayStore;
use Illuminate\Cache\Repository;
use League\Flysystem\Adapter\Local;
use League\Flysystem\Cached\CachedAdapter;
use League\Flysystem\Cached\Storage\Memory;
use League\Flysystem\Filesystem;
use League\Flysystem\FilesystemInterface;
use Symfony\Component\HttpFoundation\Request;

This use statement conflicts with another class in this namespace, Request. Consider defining an alias.

use Symfony\Component\HttpFoundation\Response;

This use statement conflicts with another class in this namespace, Response. Consider defining an alias.

require __DIR__ . '/vendor/autoload.php';

const WT_ROOT = __DIR__ . DIRECTORY_SEPARATOR;

Webtrees::init();

// Initialise the DebugBar for development.
// Use `composer install --dev` on a development build to enable.
// Note that you may need to increase the size of the fcgi buffers on nginx.
// e.g. add these lines to your fastcgi_params file:
// fastcgi_buffers 16 16m;
// fastcgi_buffer_size 32m;
DebugBar::init(class_exists('\\DebugBar\\StandardDebugBar'));

// Use an array cache for database calls, etc.
app()->instance('cache.array', new Repository(new ArrayStore()));

// Start the timer.
app()->instance(TimeoutService::class, new TimeoutService(microtime(true)));

// Extract the request parameters.
$request = Request::createFromGlobals();
app()->instance(Request::class, $request);

// Dummy value, until we have created our first tree.
app()->bind(Tree::class, function () {
    return null;
});

// Calculate the base URL, so we can generate absolute URLs.
$request_uri = $request->getSchemeAndHttpHost() . $request->getRequestUri();

// Remove any PHP script name and parameters.
$base_uri = preg_replace('/[^\/]+\.php(\?.*)?$/', '', $request_uri);
define('WT_BASE_URL', $base_uri);

// Connect to the database
try {
    // No config file? Run the setup wizard
    if (!file_exists(Webtrees::CONFIG_FILE)) {
        define('WT_DATA_DIR', 'data/');
        /** @var SetupController $controller */
        $controller = app()->make(SetupController::class);
        $response   = $controller->setup($request);
        $response->prepare($request)->send();

        return;
    }

    $database_config = parse_ini_file(Webtrees::CONFIG_FILE);

    if ($database_config === false) {
        throw new Exception('Invalid config file: ' . Webtrees::CONFIG_FILE);
    }

    DebugBar::startMeasure('init database');

    // Read the connection settings and create the database
    Database::connect($database_config);

    // Update the database schema, if necessary.
    app()->make(MigrationService::class)
        ->updateSchema('\Fisharebest\Webtrees\Schema', 'WT_SCHEMA_VERSION', Webtrees::SCHEMA_VERSION);

    DebugBar::stopMeasure('init database');

} catch (PDOException $exception) {
    defined('WT_DATA_DIR') || define('WT_DATA_DIR', 'data/');
    I18N::init();
    if ($exception->getCode() === 1045) {
        // Error during connection?
        $content = view('errors/database-connection', ['error' => $exception->getMessage()]);
    } else {
        // Error in a migration script?
        $content = view('errors/database-error', ['error' => $exception->getMessage()]);
    }
    $html     = view('layouts/error', ['content' => $content]);
    $response = new Response($html, Response::HTTP_SERVICE_UNAVAILABLE);
    $response->prepare($request)->send();

    return;
} catch (Throwable $exception) {
    defined('WT_DATA_DIR') || define('WT_DATA_DIR', 'data/');
    I18N::init();
    $content  = view('errors/database-connection', ['error' => $exception->getMessage()]);
    $html     = view('layouts/error', ['content' => $content]);
    $response = new Response($html, Response::HTTP_SERVICE_UNAVAILABLE);
    $response->prepare($request)->send();

    return;
}

// The config.ini.php file must always be in a fixed location.
// Other user files can be stored elsewhere...
define('WT_DATA_DIR', realpath(Site::getPreference('INDEX_DIRECTORY', 'data/')) . DIRECTORY_SEPARATOR);

$filesystem = new Filesystem(new CachedAdapter(new Local(WT_DATA_DIR), new Memory()));

// Request more resources - if we can/want to
$memory_limit = Site::getPreference('MEMORY_LIMIT');
if ($memory_limit !== '' && strpos(ini_get('disable_functions'), 'ini_set') === false) {
    ini_set('memory_limit', $memory_limit);
}
$max_execution_time = Site::getPreference('MAX_EXECUTION_TIME');
if ($max_execution_time !== '' && strpos(ini_get('disable_functions'), 'set_time_limit') === false) {
    set_time_limit((int) $max_execution_time);
}

try {
    // Most requests will need the current tree and user.
    $tree = Tree::findByName($request->get('ged')) ?? null;

    // No tree specified/available?  Choose one.
    if ($tree === null && $request->getMethod() === Request::METHOD_GET) {
        $tree = Tree::findByName(Site::getPreference('DEFAULT_GEDCOM')) ?? array_values(Tree::getAll())[0] ?? null;
    }

    // Most layouts will require a tree for the page header/footer
    View::share('tree', $tree);

    app()->instance(Tree::class, $tree);
    app()->instance(FilesystemInterface::class, $filesystem);

    $middleware_stack = [
        app()->make(CheckForMaintenanceMode::class),
        app()->make(UseSession::class),
        app()->make(UseLocale::class),
    ];

    if (class_exists(DebugBar::class)) {
        $middleware_stack[] = app()->make(DebugBarData::class);
    }

    if ($request->getMethod() === Request::METHOD_GET) {
        $middleware_stack[] = app()->make(Housekeeping::class);
        $middleware_stack[] = app()->make(UseTheme::class);
    }

    if ($request->getMethod() === Request::METHOD_POST) {
        $middleware_stack[] = app()->make(UseTransaction::class);
        $middleware_stack[] = app()->make(CheckCsrf::class);
    }

    // Allow modules to provide middleware.
    foreach (app()->make(ModuleService::class)->findByInterface(MiddlewareInterface::class) as $middleware) {
        $middleware_stack[] = $middleware;
    }

    // We build the "onion" from the inside outwards, and some middlewares are dependant on others.
    $middleware_stack = array_reverse($middleware_stack);

    // Apply the middleware using the "onion" pattern.
    $pipeline = array_reduce($middleware_stack, function (Closure $next, MiddlewareInterface $middleware): Closure {
        // Create a closure to apply the middleware.
        return function (Request $request) use ($middleware, $next): Response {
            return $middleware->handle($request, $next);
        };
    }, function (Request $request): Response {
        // Load the route and routing table.
        $route  = $request->get('route');
        $routes = require 'routes/web.php';

        // Find the controller and action for the selected route
        $controller_action = $routes[$request->getMethod() . ':' . $route] ?? 'ErrorController@noRouteFound';
        [$controller_name, $action] = explode('@', $controller_action);
        $controller_class = '\\Fisharebest\\Webtrees\\Http\\Controllers\\' . $controller_name;

        $controller = app()->make($controller_class);

        return app()->dispatch($controller, $action);
    });

    $response = call_user_func($pipeline, $request);
} catch (Exception $exception) {
    $response = (new Handler())->render($request, $exception);
}

// Send response
$response->prepare($request)->send();