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<?php
/**
* ownCloud - News
*
* This file is licensed under the Affero General Public License version 3 or
* later. See the COPYING file.
*
* @author Alessandro Cosentino <cosenal@gmail.com>
* @author Bernhard Posselt <dev@bernhard-posselt.com>
* @copyright Alessandro Cosentino 2012
* @copyright Bernhard Posselt 2012, 2014
*/
namespace OCA\News\AppInfo;
use HTMLPurifier;
use HTMLPurifier_Config;
use PicoFeed\Config\Config as PicoFeedConfig;
use PicoFeed\Reader\Reader as PicoFeedReader;
use OCP\ILogger;
use OCP\INavigationManager;
use OCP\IURLGenerator;
use OCP\IConfig;
use OCP\IDBConnection;
use OCP\AppFramework\App;
use OCP\Files\IRootFolder;
use OCA\News\Config\AppConfig;
use OCA\News\Config\Config;
use OCA\News\Service\FeedService;
use OCA\News\Db\MapperFactory;
use OCA\News\Db\ItemMapper;
use OCA\News\Fetcher\Fetcher;
use OCA\News\Fetcher\FeedFetcher;
use OCA\News\Fetcher\YoutubeFetcher;
use OCA\News\Explore\RecommendedSites;
use OCA\News\Utility\ProxyConfigParser;
class Application extends App {
public function __construct(array $urlParams=[]) {
parent::__construct('news', $urlParams);
// files
$this->registerFileContents('checksums', 'checksum.json');
$this->registerFileContents('info', 'info.xml');
// parameters
$this->registerParameter('exploreDir', __DIR__ . '/../explore');
// factories
$this->registerFactory(ItemMapper::class, MapperFactory::class);
/**
* App config parser
*/
$this->registerService(AppConfig::class, function($c) {
$config = new AppConfig(
$c->query(INavigationManager::class),
$c->query(IURLGenerator::class)
);
$config->loadConfig($c->query('info'));
return $config;
});
/**
* Core
*/
$this->registerService('LoggerParameters', function($c) {
return ['app' => $c->query('AppName')];
});
$this->registerService('databaseType', function($c) {
return $c->query(IConfig::class)->getSystemValue('dbtype');
});
$this->registerService('ConfigView', function($c) {
$fs = $c->query(IRootFolder::class);
$path = 'news/config';
if ($fs->nodeExists($path)) {
return $fs->get($path);
} else {
return $fs->newFolder($path);
}
});
$this->registerService(Config::class, function($c) {
$config = new Config(
$c->query('ConfigView'),
$c->query(ILogger::class),
$c->query('LoggerParameters')
);
$config->read('config.ini', true);
return $config;
});
$this->registerService(HTMLPurifier::class, function($c) {
$directory = $c->query(IConfig::class)
->getSystemValue('datadirectory') . '/news/cache/purifier';
if(!is_dir($directory)) {
mkdir($directory, 0770, true);
}
$config = HTMLPurifier_Config::createDefault();
$config->set('HTML.ForbiddenAttributes', 'class');
$config->set('Cache.SerializerPath', $directory);
$config->set('HTML.SafeIframe', true);
$config->set('URI.SafeIframeRegexp',
'%^https://(?:www\.)?(' .
'youtube(?:-nocookie)?.com/embed/|' .
'player.vimeo.com/video/)%'); //allow YouTube and Vimeo
return new HTMLPurifier($config);
});
/**
* Fetchers
*/
$this->registerService(PicoFeedConfig::class, function($c) {
// FIXME: move this into a separate class for testing?
$config = $c->query(Config::class);
$appConfig = $c->query(AppConfig::class);
$proxy = $c->query(ProxyConfigParser::class);
$userAgent = 'ownCloud News/' . $appConfig->getConfig('version') .
' (+https://owncloud.org/; 1 subscriber;)';
$pico = new PicoFeedConfig();
$pico->setClientUserAgent($userAgent)
->setClientTimeout($config->getFeedFetcherTimeout())
->setMaxRedirections($config->getMaxRedirects())
->setMaxBodySize($config->getMaxSize())
->setParserHashAlgo('md5');
// proxy settings
$proxySettings = $proxy->parse();
$host = $proxySettings['host'];
$port = $proxySettings['port'];
$user = $proxySettings['user'];
$password = $proxySettings['password'];
if ($host) {
$pico->setProxyHostname($host);
if ($port) {
$pico->setProxyPort($port);
}
}
if ($user) {
$pico->setProxyUsername($user)
->setProxyPassword($password);
}
return $pico;
});
$this->registerService(Fetcher::class, function($c) {
$fetcher = new Fetcher();
// register fetchers in order, the most generic fetcher should be
// the last one
$fetcher->registerFetcher($c->query(YoutubeFetcher::class));
$fetcher->registerFetcher($c->query(FeedFetcher::class));
return $fetcher;
});
}
/**
* Registers the content of a file under a key
* @param string $key
* @param string $file path relative to this file, __DIR__ will be prepended
*/
private function registerFileContents($key, $file) {
$this->registerService($key, function () {
return file_get_contents(__DIR__ . '/' . $file);
});
}
/**
* Shortcut for registering a service
* @param string $key
* @param closure $factory
* @param boolean $shared
*/
private function registerService($key, $factory, $shared=true) {
$this->getContainer()->registerService($key, $factory, $shared);
}
/**
* Shortcut for registering a parameter
* @param string $key
* @param mixed $value
*/
private function registerParameter($key, $value) {
$this->getContainer()->registerParameter($key, $value);
}
/**
* Register a class containing the app construction logic instead of the
* inlining everything in this class to enhance testability
* @param string $key fully qualified class name
* @param string $factory fully qualified factory class name
*/
private function registerFactory($key, $factory) {
$this->registerService($key, function ($c) use ($factory) {
return $c->query($factory)->build();
});
}
/**
* Register the additional config parameters found in the info.xml
*/
public function registerConfig() {
$this->getContainer()->query(AppConfig::class)->registerAll();
}
}
|
