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<?php |
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namespace BeyondCode\LaravelWebSockets\WebSockets\Channels\ChannelManagers; |
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use Illuminate\Support\Arr; |
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use Illuminate\Support\Str; |
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use Ratchet\ConnectionInterface; |
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use BeyondCode\LaravelWebSockets\WebSockets\Channels\Channel; |
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use BeyondCode\LaravelWebSockets\WebSockets\Channels\ChannelManager; |
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use BeyondCode\LaravelWebSockets\WebSockets\Channels\PrivateChannel; |
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use BeyondCode\LaravelWebSockets\WebSockets\Channels\PresenceChannel; |
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class ArrayChannelManager implements ChannelManager |
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{ |
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/** @var string */ |
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protected $appId; |
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/** @var array */ |
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protected $channels = []; |
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public function findOrCreate(string $appId, string $channelName): Channel |
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{ |
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if (! isset($this->channels[$appId][$channelName])) { |
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$channelClass = $this->determineChannelClass($channelName); |
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$this->channels[$appId][$channelName] = new $channelClass($channelName); |
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} |
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return $this->channels[$appId][$channelName]; |
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} |
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public function find(string $appId, string $channelName): ?Channel |
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{ |
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return $this->channels[$appId][$channelName] ?? null; |
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} |
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protected function determineChannelClass(string $channelName): string |
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{ |
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if (Str::startsWith($channelName, 'private-')) { |
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return PrivateChannel::class; |
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} |
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if (Str::startsWith($channelName, 'presence-')) { |
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return PresenceChannel::class; |
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} |
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return Channel::class; |
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} |
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public function getChannels(string $appId): array |
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{ |
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return $this->channels[$appId] ?? []; |
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} |
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public function getConnectionCount(string $appId): int |
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{ |
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return collect($this->getChannels($appId)) |
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->sum(function ($channel) { |
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return count($channel->getSubscribedConnections()); |
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}); |
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} |
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public function removeFromAllChannels(ConnectionInterface $connection) |
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{ |
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if (! isset($connection->app)) { |
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return; |
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} |
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/* |
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* Remove the connection from all channels. |
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*/ |
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collect(Arr::get($this->channels, $connection->app->id, []))->each->unsubscribe($connection); |
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/* |
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* Unset all channels that have no connections so we don't leak memory. |
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*/ |
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collect(Arr::get($this->channels, $connection->app->id, [])) |
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->reject->hasConnections() |
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->each(function (Channel $channel, string $channelName) use ($connection) { |
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unset($this->channels[$connection->app->id][$channelName]); |
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}); |
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if (count(Arr::get($this->channels, $connection->app->id, [])) === 0) { |
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unset($this->channels[$connection->app->id]); |
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} |
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} |
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} |
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If you access a property on an interface, you most likely code against a concrete implementation of the interface.
Available Fixes
Adding an additional type check:
Changing the type hint: