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<?php |
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namespace Basis; |
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use Exception; |
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use Tarantool\Mapper\Pool; |
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class Service |
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{ |
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private $app; |
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private $cache; |
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private $name; |
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public function __construct($name, Application $app, Cache $cache) |
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{ |
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$this->app = $app; |
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$this->cache = $cache; |
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$this->name = $name; |
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} |
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public function getName() : string |
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{ |
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return $this->name; |
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} |
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private $services; |
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public function listServices() : array |
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{ |
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return $this->services ?: $this->services = $this->app->dispatch('web.services')->services; |
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} |
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public function subscribe(string $event) |
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{ |
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$this->app->dispatch('event.subscribe', [ |
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'event' => $event, |
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'service' => $this->getName(), |
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]); |
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} |
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public function unsubscribe(string $event) |
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{ |
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$this->app->dispatch('event.unsubscribe', [ |
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'event' => $event, |
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'service' => $this->getName(), |
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]); |
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} |
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private $eventExistence = []; |
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public function eventExists(string $event) : bool |
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{ |
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if (array_key_exists($event, $this->eventExistence)) { |
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return $this->eventExistence[$event]; |
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} |
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$types = $this->app->get(Pool::class)->get('event')->find('type'); |
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foreach ($types as $type) { |
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if (!$type->ignore && $this->eventMatch($event, $type->nick)) { |
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return $this->eventExistence[$event] = true; |
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} |
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} |
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return $this->eventExistence[$event] = false; |
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} |
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public function eventMatch($event, $spec) |
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{ |
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if ($spec == $event) { |
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return true; |
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} else if (strpos($spec, '*') !== false) { |
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$spec = explode('.', $spec); |
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$event = explode('.', $event); |
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$valid = true; |
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foreach (range(0, 2) as $part) { |
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$valid = $valid && ($spec[$part] == '*' || $spec[$part] == $event[$part]); |
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} |
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return $valid; |
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} |
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return false; |
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} |
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public function getHost($name) |
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{ |
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if (array_key_exists('BASIS_ENVIRONMENT', $_ENV)) { |
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if ($_ENV['BASIS_ENVIRONMENT'] == 'dev') { |
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return (object) [ |
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'address' => $name, |
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]; |
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} |
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} |
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return $this->cache->wrap('service-host-for-' . $name, function() use ($name) { |
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return (object) [ |
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'address' => gethostbyname($name), |
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'expire' => time() + 60 * 30, |
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]; |
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}); |
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} |
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} |
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basis-company /
framework.php
