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<?php declare(strict_types = 1); |
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namespace jschreuder\Middle\Session; |
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class GenericSession implements SessionInterface |
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{ |
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const FLASH_DATA_KEY_PREFIX = '_flash_data.'; |
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const FLASH_DATA_META_KEY = '_flash_data_keys'; |
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/** @var array */ |
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private $sessionData; |
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/** @var bool */ |
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private $changed = false; |
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public function __construct(array $sessionData = []) |
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{ |
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$this->sessionData = $this->processFlashData($sessionData); |
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} |
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private function processFlashData(array $sessionData) : array |
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{ |
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if (!isset($sessionData[self::FLASH_DATA_META_KEY])) { |
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return $sessionData; |
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} |
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foreach ($sessionData[self::FLASH_DATA_META_KEY] as $key => $hops) { |
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if ($hops <= 0) { |
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unset($sessionData[self::FLASH_DATA_META_KEY][$key]); |
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unset($sessionData[self::FLASH_DATA_KEY_PREFIX . $key]); |
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} else { |
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$sessionData[self::FLASH_DATA_META_KEY][$key]--; |
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} |
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} |
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return $sessionData; |
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} |
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/** @return void */ |
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private function markFlashKey(string $key) |
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{ |
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$this->sessionData[self::FLASH_DATA_META_KEY][$key] = 1; |
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} |
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public function has(string $key) : bool |
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{ |
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return isset($this->sessionData[$key]); |
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} |
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public function get(string $key) |
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{ |
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return $this->sessionData[$key] ?? null; |
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} |
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public function set(string $key, $value) |
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{ |
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$this->changed = true; |
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$this->sessionData[self::FLASH_DATA_KEY_PREFIX . $key] = $value; |
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} |
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public function getFlash(string $key) |
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{ |
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return $this->sessionData[self::FLASH_DATA_KEY_PREFIX . $key] ?? null; |
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} |
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public function setFlash(string $key, $value) |
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{ |
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$this->changed = true; |
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$this->markFlashKey($key); |
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$this->sessionData[$key] = $value; |
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} |
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public function destroy() |
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{ |
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$this->sessionData = []; |
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} |
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public function rotateId() |
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{ |
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// These sessions don't have an ID |
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} |
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public function isEmpty() : bool |
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{ |
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return count($this->sessionData) === 0; |
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} |
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public function hasChanged() : bool |
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{ |
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return $this->changed; |
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} |
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public function toArray() : array |
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{ |
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return $this->sessionData; |
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} |
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} |
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jschreuder /
Middle
