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<?php |
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namespace Spatie\SlashCommand\Handlers; |
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use Illuminate\Console\Parser; |
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use Spatie\SlashCommand\Exceptions\InvalidHandler; |
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use Spatie\SlashCommand\Request; |
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use Symfony\Component\Console\Exception\RuntimeException; |
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use Symfony\Component\Console\Input\InputDefinition; |
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use Symfony\Component\Console\Input\StringInput; |
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abstract class SignatureHandler extends BaseHandler |
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{ |
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/** @var string */ |
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protected $name; |
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/** @var \Symfony\Component\Console\Input\StringInput */ |
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protected $input; |
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public function __construct(Request $request) |
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{ |
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parent::__construct($request); |
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if (empty($this->signature)) { |
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throw InvalidHandler::signatureIsRequired(static::class); |
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} |
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} |
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public function getArgument($foo) |
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{ |
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return $this->input->getArgument($foo); |
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} |
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public function getOption($foo) |
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{ |
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return $this->input->getOption($foo); |
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} |
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public function getArguments(): array |
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{ |
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return $this->input->getArguments(); |
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} |
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public function getOptions(): array |
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{ |
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return $this->input->getOptions(); |
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} |
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public function canHandle(Request $request): bool |
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{ |
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$signatureParts = new SignatureParts($this->signature); |
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if (! $this->bind($signatureParts->getSignatureWithoutCommandName())) { |
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return false; |
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}; |
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if ($request->command != $signatureParts->getSlashCommandName()) { |
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return false; |
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} |
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if (explode(' ', $request->text)[0] = $signatureParts->getHandlerName()) { |
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return false; |
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} |
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return true; |
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} |
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protected function bind(string $signature) |
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{ |
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list($name, $arguments, $options) = Parser::parse($signature); |
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$this->name = $name; |
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$inputDefinition = new InputDefinition(); |
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foreach ($arguments as $argument) { |
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$inputDefinition->addArgument($argument); |
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} |
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foreach ($options as $option) { |
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$inputDefinition->addOption($option); |
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} |
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$this->input = new StringInput($this->request->text); |
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try { |
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$this->input->bind($inputDefinition); |
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} catch (RuntimeException $exception) { |
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throw $exception; |
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return false; |
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} |
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return true; |
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} |
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} |
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In PHP it is possible to write to properties without declaring them. For example, the following is perfectly valid PHP code:
Generally, it is a good practice to explictly declare properties to avoid accidental typos and provide IDE auto-completion: