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<?php |
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/** |
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* MongoDB service provider for the Silex micro-framework. |
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* |
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* @see http://php.net/manual/set.mongodb.php |
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*/ |
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namespace LiquidBox\Silex\Provider; |
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use MongoDB; |
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use Pimple\Container; |
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use Pimple\ServiceProviderInterface; |
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/** |
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* MongoDb Provider. |
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* |
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* @author Jonathan-Paul Marois <[email protected]> |
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*/ |
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class MongoDbServiceProvider implements ServiceProviderInterface |
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{ |
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/** |
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* @var array Buffer. |
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*/ |
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private $args = array(); |
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/** |
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* @var array |
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*/ |
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private $defaultArgs = array(); |
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/** |
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* @var int|string |
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*/ |
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private $defaultConnection = 0; |
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/** |
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* @var string |
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*/ |
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private $id = 'mongodb'; |
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/** |
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* @var string |
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*/ |
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private $instances = 'mongodb.clients'; |
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/** |
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* @var bool |
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*/ |
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private $isLoaded = false; |
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/** |
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* @var array |
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*/ |
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private $parameters = array(); |
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/** |
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* @param string $id |
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* @param string $instances |
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*/ |
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public function __construct($id = null, $instances = null) |
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{ |
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if (strlen($id)) { |
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$this->id = $id; |
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} |
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if (strlen($instances)) { |
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$this->instances = $instances; |
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} |
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} |
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/** |
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* @return string |
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*/ |
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private function buildConnectionString(array $connection) |
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{ |
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$uri = $this->getArgConnectionAuthority($connection) . '/'; |
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if (!empty($connection['db'])) { |
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$uri .= $connection['db']; |
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} |
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if (!empty($connection['options'])) { |
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$uri .= '?' . http_build_query($connection['options']); |
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} |
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return rtrim($uri, '/'); |
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} |
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/** |
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* @param string|array $connection |
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* |
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* @return string |
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*/ |
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private function buildUri($connection) |
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{ |
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if (!is_array($connection)) { |
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if ('mongodb' == substr($connection, 0, 7)) { |
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return $connection; |
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} |
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$connection = array('host' => ltrim($connection, '/')); |
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} |
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return 'mongodb://' . $this->buildConnectionString($connection); |
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} |
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/** |
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* @param \Pimple\Container $app |
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* @param string $name |
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* |
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* @return string |
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*/ |
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private function getArg(Container $app, $name) |
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{ |
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return isset($this->args[$name]) ? $this->args[$name] : $this->getDefaultArg($app, $name); |
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} |
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private function getArgConnectionAuthority(array $connection) |
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{ |
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if (empty($connection['user'])) { |
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return $this->getArgConnectionHost($connection); |
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} |
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return $connection['user'] . ':' . rawurlencode($connection['pwd']) . '@' . |
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$this->getArgConnectionHost($connection); |
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} |
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/** |
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* @return string |
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*/ |
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private function getArgConnectionHost(array $connection = array()) |
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{ |
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if (!empty($connection['hosts'])) { |
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return $this->getArgConnectionHosts($connection); |
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} |
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if (empty($connection['host'])) { |
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$connection['host'] = 'localhost'; |
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} |
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return empty($connection['port']) ? $connection['host'] : $connection['host'] . ':' . $connection['port']; |
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} |
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private function getArgConnectionHosts(array $connection) |
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{ |
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return implode(',', array_map( |
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function ($hosts) { |
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return $this->getArgConnectionHost(is_array($hosts) ? $hosts : array('host' => $hosts)); |
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}, |
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$connection['hosts'] |
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)); |
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} |
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/** |
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* @return string|array |
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*/ |
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private function getArgUri() |
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{ |
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if (!empty($this->args['uri'])) { |
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return $this->args['uri']; |
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} |
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if (!empty($this->args['connection'])) { |
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return is_array($this->args['connection']) ? $this->args['connection'] : $this->args['connection']; |
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} |
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} |
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/** |
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* @param \Pimple\Container $app |
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* @param string $name |
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* |
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* @return string|array |
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*/ |
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private function getDefaultArg(Container $app, $name) |
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{ |
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if (!isset($this->defaultArgs[$name])) { |
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$this->defaultArgs[$name] = empty($app['mongodb.' . $name]) ? |
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array('uri_options' => array(), 'driver_options' => array())[$name] : |
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$app['mongodb.' . $name]; |
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} |
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return $this->defaultArgs[$name]; |
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} |
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private function loadParameters(Container $app) |
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{ |
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if ($this->isLoaded) { |
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return; |
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} |
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$this->isLoaded = true; |
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if (empty($app['mongodb.uri']) || !is_array($app['mongodb.uri'])) { |
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$this->loadSingletonParameters($app); |
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} else { |
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$this->parameters = $app['mongodb.uri']; |
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$this->defaultConnection = array_keys($this->parameters)[0]; |
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} |
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} |
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private function loadSingletonParameters(Container $app) |
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{ |
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$this->parameters[0] = array(); |
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if (!empty($app['mongodb.uri'])) { |
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$this->parameters[0]['uri'] = $app['mongodb.uri']; |
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} elseif (!empty($app['mongodb.connection'])) { |
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$this->parameters[0]['connection'] = $app['mongodb.connection']; |
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} |
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if (!empty($app['mongodb.uri_options'])) { |
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$this->parameters[0]['uri_options'] = $app['mongodb.uri_options']; |
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} |
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if (!empty($app['mongodb.driver_options'])) { |
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$this->parameters[0]['driver_options'] = $app['mongodb.driver_options']; |
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} |
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} |
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public function register(Container $app) |
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{ |
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$app[$this->id] = function () use ($app) { |
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$this->loadParameters($app); |
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return $app[$this->instances][$this->defaultConnection]; |
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}; |
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$app[$this->instances] = function () use ($app) { |
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$this->loadParameters($app); |
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$instances = new Container(); |
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foreach ($this->parameters as $client => $this->args) { |
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$instances[$client] = function () use ($app) { |
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return $app['mongodb.client']( |
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$this->getArgUri(), |
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$this->getArg($app, 'uri_options'), |
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$this->getArg($app, 'driver_options') |
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); |
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}; |
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} |
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return $instances; |
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}; |
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$app['mongodb.client'] = $app->protect( |
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function ($uri = '', array $uriOptions = array(), array $driverOptions = array()) { |
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return new MongoDB\Client($this->buildUri($uri), $uriOptions, $driverOptions); |
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} |
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); |
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} |
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} |
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liquidbox /
silex-mongodb
