/**
* Attempt to load cached configuration files.
*
* @throws LowlevelException
*
* @return bool
*/
protected function loadCache()
{
$dir = $this->app['resources']->getPath('config');
/* Get the timestamps for the config files. `config_local.yml` and `extensions.yml` default to '0', because if
they aren't present, it shouldn't trigger an update for the cache, while the others should.
*/
$timestamps = [file_exists($dir . '/config.yml') ? filemtime($dir . '/config.yml') : 10000000000, file_exists($dir . '/taxonomy.yml') ? filemtime($dir . '/taxonomy.yml') : 10000000000, file_exists($dir . '/contenttypes.yml') ? filemtime($dir . '/contenttypes.yml') : 10000000000, file_exists($dir . '/menu.yml') ? filemtime($dir . '/menu.yml') : 10000000000, file_exists($dir . '/routing.yml') ? filemtime($dir . '/routing.yml') : 10000000000, file_exists($dir . '/permissions.yml') ? filemtime($dir . '/permissions.yml') : 10000000000, file_exists($dir . '/extensions.yml') ? filemtime($dir . '/extensions.yml') : 0, file_exists($dir . '/config_local.yml') ? filemtime($dir . '/config_local.yml') : 0];
$configCache = $this->app['resources']->getPath('cache/config-cache.json');
$this->cachetimestamp = file_exists($configCache) ? filemtime($configCache) : 0;
if ($this->cachetimestamp > max($timestamps)) {
$finder = new Finder();
$finder->files()->in($this->app['resources']->getPath('cache'))->name('config-cache.json')->depth('== 0');
/** @var SplFileInfo $file */
foreach ($finder as $file) {
try {
$this->data = json_decode($file->getContents(), true);
} catch (\RuntimeException $e) {
$part = Translator::__('Try logging in with your ftp-client and make the file readable. ' . 'Else try to go <a>back</a> to the last page.');
$message = '<p>' . Translator::__('general.phrase.file-not-readable-following-colon') . '</p>' . '<pre>' . htmlspecialchars($configCache) . '</pre>' . '<p>' . str_replace('<a>', '<a href="javascript:history.go(-1)">', $part) . '</p>';
throw new LowlevelException(Translator::__('page.file-management.message.file-not-readable' . $message));
}
}
// Check if we loaded actual data.
if (count($this->data) < 4 || empty($this->data['general'])) {
return false;
}
// Check to make sure the version is still the same. If not, effectively invalidate the
// cached config to force a reload.
if (!isset($this->data['version']) || Bolt\Version::compare($this->data['version'], '!=')) {
// The logger and the flashbags aren't available yet, so we set a flag to notify the user later.
$this->notify_update = true;
return false;
}
// Trigger the config loaded event on the resource manager
$this->app['resources']->initializeConfig($this->data);
// Yup, all seems to be right.
return true;
}
return false;
}
/**
* Get the news from either cache or Bolt HQ.
*
* @param string $hostname
*
* @return array|string
*/
private function getNews($hostname)
{
/** @var \Bolt\Cache $cache */
$cache = $this->app['cache'];
// Cached for two hours.
$news = $cache->fetch('dashboardnews');
// If not cached, get fresh news.
if ($news !== false) {
$this->app['logger.system']->info('Using cached data', ['event' => 'news']);
return $news;
} else {
$source = $this->getOption('general/branding/news_source', 'http://news.bolt.cm/');
$curl = $this->getDashboardCurlOptions($hostname, $source);
$this->app['logger.system']->info('Fetching from remote server: ' . $source, ['event' => 'news']);
try {
$fetchedNewsData = $this->app['guzzle.client']->get($curl['url'], ['config' => ['curl' => $curl['options']]])->getBody(true);
if ($this->getOption('general/branding/news_variable')) {
$newsVariable = $this->getOption('general/branding/news_variable');
$fetchedNewsItems = json_decode($fetchedNewsData)->{$newsVariable};
} else {
$fetchedNewsItems = json_decode($fetchedNewsData);
}
if ($fetchedNewsItems) {
$news = [];
// Iterate over the items, pick the first news-item that
// applies and the first alert we need to show
foreach ($fetchedNewsItems as $item) {
$type = $item->type === 'alert' ? 'alert' : 'information';
if (!isset($news[$type]) && (empty($item->target_version) || Bolt\Version::compare($item->target_version, '>'))) {
$news[$type] = $item;
}
}
$cache->save('dashboardnews', $news, 7200);
} else {
$this->app['logger.system']->error('Invalid JSON feed returned', ['event' => 'news']);
}
return $news;
} catch (RequestException $e) {
$this->app['logger.system']->critical('Error occurred during newsfeed fetch', ['event' => 'exception', 'exception' => $e]);
return ['error' => ['type' => 'error', 'title' => 'Unable to fetch news!', 'teaser' => "<p>Unable to connect to {$source}</p>"]];
}
}
}
/**
* Get the news from Bolt HQ.
*
* @param string $hostname
*
* @return array
*/
private function fetchNews($hostname)
{
$source = $this->getOption('general/branding/news_source', 'http://news.bolt.cm/');
$options = $this->fetchNewsOptions($hostname);
$this->app['logger.system']->info('Fetching from remote server: ' . $source, ['event' => 'news']);
try {
$fetchedNewsData = (string) $this->app['guzzle.client']->get($source, $options)->getBody(true);
} catch (RequestException $e) {
$this->app['logger.system']->error('Error occurred during newsfeed fetch', ['event' => 'exception', 'exception' => $e]);
return ['error' => ['type' => 'error', 'title' => 'Unable to fetch news!', 'teaser' => "<p>Unable to connect to {$source}</p>"]];
}
$fetchedNewsItems = json_decode($fetchedNewsData);
if ($newsVariable = $this->getOption('general/branding/news_variable')) {
$fetchedNewsItems = $fetchedNewsItems->{$newsVariable};
}
$news = [];
if (!$fetchedNewsItems) {
$this->app['logger.system']->error('Invalid JSON feed returned', ['event' => 'news']);
return $news;
}
// Iterate over the items, pick the first news-item that
// applies and the first alert we need to show
foreach ($fetchedNewsItems as $item) {
$type = $item->type === 'alert' ? 'alert' : 'information';
if (!isset($news[$type]) && (empty($item->target_version) || Bolt\Version::compare($item->target_version, '>'))) {
$news[$type] = $item;
}
}
return $news;
}
