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<?php |
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/* |
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* This file is part of the NNTP library. |
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* |
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* (c) Robin van der Vleuten <[email protected]> |
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* |
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* For the full copyright and license information, please view the LICENSE |
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* file that was distributed with this source code. |
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*/ |
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namespace Rvdv\Nntp\Command; |
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use Rvdv\Nntp\Exception\RuntimeException; |
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use Rvdv\Nntp\Response\MultiLineResponse; |
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use Rvdv\Nntp\Response\Response; |
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/** |
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* @author Robin van der Vleuten <[email protected]> |
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*/ |
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abstract class OverviewCommand extends Command implements CommandInterface |
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{ |
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/** |
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* @var int |
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*/ |
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protected $from; |
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/** |
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* @var int |
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*/ |
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protected $to; |
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/** |
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* @var array |
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*/ |
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protected $format; |
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/** |
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* Constructor. |
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* |
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* @param int $from the article number where the range begins |
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* @param int $to the article number where the range ends |
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* @param array $format the format of the articles in response |
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*/ |
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public function __construct($from, $to, array $format) |
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{ |
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$this->from = $from; |
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$this->to = $to; |
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$this->format = array_merge(['number' => false], $format); |
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parent::__construct(true); |
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} |
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public function onOverviewInformationFollows(MultiLineResponse $response) |
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{ |
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return array_map(function ($line) { |
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$segments = explode("\t", $line); |
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$field = 0; |
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return array_reduce(array_keys($this->format), function ($message, $name) use ($segments, &$field) { |
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$message[$name] = $this->format[$name] ? ltrim(substr($segments[$field], strpos($segments[$field], ':') + 1), " \t") : $segments[$field]; |
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++$field; |
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return $message; |
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}, []); |
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}, $response->getLines()); |
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} |
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public function onNoNewsGroupCurrentSelected(Response $response) |
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{ |
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throw new RuntimeException('A group must be selected first before getting an overview.'); |
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} |
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public function onNoArticlesSelected(Response $response) |
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{ |
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throw new RuntimeException(sprintf('No articles selected in the given range %d-%d.', $this->from, $this->to)); |
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} |
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} |
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RobinvdVleuten /
php-nntp
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This check looks from parameters that have been defined for a function or method, but which are not used in the method body.