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<?php |
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namespace kalanis\RemoteRequest\Protocols\Fsp; |
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use kalanis\RemoteRequest\Interfaces\IRRTranslations; |
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use kalanis\RemoteRequest\RequestException; |
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/** |
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* Class Session |
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* @package kalanis\RemoteRequest\Protocols\Fsp |
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* Session in FSP |
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*/ |
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class Session |
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{ |
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/** @var IRRTranslations */ |
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protected $lang = null; |
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/** @var string|null */ |
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protected $host = null; |
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/** @var int[] */ |
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protected static $key = null; |
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/** @var array<string, array<int, Session\Sequence>> */ |
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protected static $sequence = []; |
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public function __construct(IRRTranslations $lang) |
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{ |
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$this->lang = $lang; |
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} |
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public function setHost(string $host): self |
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{ |
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$this->host = $host; |
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static::$sequence[$this->host] = []; |
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return $this; |
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} |
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public function clear(): self |
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{ |
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if (empty($this->host)) { |
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static::$key = []; |
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static::$sequence = []; |
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} else { |
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unset(static::$key[$this->host]); |
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unset(static::$sequence[$this->host]); |
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$this->host = null; |
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} |
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return $this; |
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} |
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public function hasKey(): bool |
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{ |
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return (empty($this->host))? false : (!empty(static::$key[$this->host])); |
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} |
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/** |
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* @throws RequestException |
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* @return int |
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*/ |
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public function getKey(): int |
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{ |
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$this->checkHost(); |
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return $this->hasKey() ? static::$key[$this->host] : $this->getRandInitial(); |
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} |
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/** |
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* @return int |
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* @codeCoverageIgnore because how to process random number? |
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*/ |
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protected function getRandInitial(): int |
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{ |
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return rand(0, 255); |
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} |
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/** |
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* @param int $key |
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* @throws RequestException |
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* @return Session |
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*/ |
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public function setKey(int $key): self |
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{ |
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$this->checkHost(); |
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static::$key[$this->host] = $key; |
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return $this; |
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} |
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/** |
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* @throws RequestException |
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* @return int |
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*/ |
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public function getSequence(): int |
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{ |
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return $this->generateSequence()->getKey(); |
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} |
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/** |
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* @param int $sequence |
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* @throws RequestException |
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* @return $this |
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*/ |
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public function updateSequence(int $sequence): self |
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{ |
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$this->getLastSequence()->checkSequence($sequence)->updateSequence(); |
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return $this; |
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} |
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/** |
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* @throws RequestException |
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* @return Session\Sequence |
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*/ |
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protected function generateSequence(): Session\Sequence |
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{ |
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$this->checkHost(); |
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$sequence = $this->sequencer(); |
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static::$sequence[$this->host][] = $sequence; |
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return $sequence; |
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} |
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/** |
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* @return Session\Sequence |
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* @codeCoverageIgnore it contains generator! |
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*/ |
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protected function sequencer(): Session\Sequence |
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{ |
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return Session\Sequence::newSequence($this->lang); |
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} |
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/** |
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* @throws RequestException |
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* @return Session\Sequence |
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*/ |
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protected function getLastSequence(): Session\Sequence |
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{ |
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$this->checkHost(); |
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$last = end(static::$sequence[$this->host]); |
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if (false === $last) { |
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throw new RequestException($this->lang->rrFspEmptySequence()); |
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} |
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return $last; |
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} |
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/** |
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* @throws RequestException |
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* @return $this |
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*/ |
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6 |
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protected function checkHost(): self |
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{ |
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if (empty($this->host)) { |
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throw new RequestException($this->lang->rrFspEmptyHost()); |
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} |
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return $this; |
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} |
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} |
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alex-kalanis /
remote-request
