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<?php |
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declare(strict_types=1); |
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namespace Spires\Irc; |
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use Spires\Contracts\Core\Core; |
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use Spires\Core\Dispatcher; |
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use Spires\Irc\Message\Inbound\RawMessage; |
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class Client |
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{ |
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/** |
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* @var Core |
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*/ |
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private $core; |
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/** |
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* @var Connection |
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*/ |
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private $connection; |
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/** |
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* @var User |
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*/ |
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private $user; |
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/** |
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* @var resource |
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*/ |
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private $socket; |
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/** |
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* @var Dispatcher |
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*/ |
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private $dispatcher; |
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public function __construct(Core $core, Connection $connection, User $user, Dispatcher $dispatcher) |
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{ |
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$this->core = $core; |
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$this->connection = $connection; |
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$this->user = $user; |
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$this->dispatcher = $dispatcher; |
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} |
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public function connection() : Connection |
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{ |
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return $this->connection; |
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} |
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public function channel() : string |
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{ |
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return $this->connection()->channel(); |
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} |
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public function user() : User |
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{ |
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return $this->user; |
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} |
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public function socket() : resource |
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{ |
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return $this->socket; |
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} |
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public function connect() |
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{ |
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$this->logHeading('Spires connecting'); |
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$this->socket = socket_create(AF_INET, SOCK_STREAM, SOL_TCP); |
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$isConnected = socket_connect( |
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$this->socket, |
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$this->connection()->server(), |
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$this->connection()->port() |
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); |
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$this->write("NICK {$this->user()->nickname()}"); |
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$this->write("USER {$this->user()->username()} {$this->user()->usermode()} * :{$this->user()->realname()}"); |
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$this->write("JOIN {$this->connection()->channel()}"); |
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} |
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public function read() |
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{ |
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return socket_read($this->socket, 2048, PHP_NORMAL_READ); |
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} |
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public function write(string $response) |
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{ |
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$response = trim($response); |
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$this->logWrite($response); |
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return socket_write($this->socket, $response . "\r\n"); |
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} |
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public function logCore(Core $core) |
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{ |
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$this->logHeading('Spires booted'); |
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$this->logDebug("Providers:"); |
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foreach ($core->getLoadedProviders() as $provider => $active) { |
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$this->logDebug(" - " . $provider); |
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} |
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$this->logDebug("Plugins:"); |
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foreach ($core->getPlugins() as $name => $plugin) { |
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$this->logDebug(" - " . $name); |
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} |
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} |
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public function log(string $title, string $string) |
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{ |
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$time = date('H:i:s'); |
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$title = str_pad($title, 8, ' ', STR_PAD_RIGHT); |
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fwrite(STDOUT, "[{$time}|{$title}]: " . $string . "\n"); |
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} |
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public function logNewLine() |
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{ |
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fwrite(STDOUT, "\n"); |
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} |
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public function logLine() |
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{ |
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fwrite(STDOUT, str_repeat('_', 80) . "\n"); |
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} |
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public function logHeading(string $title) |
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{ |
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$title = str_repeat('=', 5) . ' ' . $title . ' '; |
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$title = str_pad($title, 60, '=', STR_PAD_RIGHT); |
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$line = str_repeat('=', 60); |
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$this->logNewLine(); |
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$this->log('debug', $line); |
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$this->log('debug', $title); |
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$this->log('debug', $line); |
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$this->logNewLine(); |
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} |
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public function logDebug(string $string) |
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{ |
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$this->log('debug', $string); |
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} |
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public function logRead(string $string) |
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{ |
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$this->log('read', $string); |
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} |
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public function logWrite(string $string) |
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{ |
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$this->log('write', $string); |
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} |
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public function run() |
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{ |
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$this->logHeading('Spires listening'); |
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$parser = new Parser(); |
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while ($raw = $this->read()) { |
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if (!$raw = trim($raw)) { |
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continue; |
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} |
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$this->logLine(); |
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$this->logRead($raw); |
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$messageArray = $parser->parse($raw . "\r\n"); |
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$message = new RawMessage( |
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$messageArray['nickname'], |
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$messageArray['username'], |
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$messageArray['hostname'], |
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$messageArray['serverName'], |
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$messageArray['command'], |
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$messageArray['params'] |
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); |
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$this->dispatcher->dispatch($message); |
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} |
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} |
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} |
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This check looks for variable assignements that are either overwritten by other assignments or where the variable is not used subsequently.
Both the
$myVar
assignment in line 1 and the$higher
assignment in line 2 are dead. The first because$myVar
is never used and the second because$higher
is always overwritten for every possible time line.