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<?php |
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namespace MaksimM\CompositePrimaryKeys\Http\Traits; |
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use Exception; |
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use Illuminate\Database\Eloquent\Model; |
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use MaksimM\CompositePrimaryKeys\Exceptions\WrongKeyException; |
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trait NormalizedKeysParser |
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{ |
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protected $magicKeyDelimiter = '___'; |
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/** |
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* Get key-value array from normalized key. |
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* |
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* @param $normalizedKey |
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* |
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* @throws WrongKeyException |
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* |
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* @return array |
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*/ |
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public function parseNormalizedKey($normalizedKey) |
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{ |
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$parsedKeys = explode($this->magicKeyDelimiter, $normalizedKey); |
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$keys = $this instanceof Model ? $this->getRawKeyName() : $this->key; |
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foreach ($keys as $index => $key) { |
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$keys[$key] = in_array($key, $this->getBinaryColumns()) ? $this->recoverBinaryKey($key, $parsedKeys[$index]) : $parsedKeys[$index]; |
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} |
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return $keys; |
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} |
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/** |
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* Get normalized key. |
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* |
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* @return string |
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*/ |
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private function getNormalizedKeyName() |
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{ |
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return implode($this->magicKeyDelimiter, array_merge($this->getRawKeyName())); |
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} |
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/** |
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* Get normalized key. |
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* |
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* @return string |
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*/ |
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private function getNormalizedKey() |
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{ |
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$rawKeys = $this->getRawKey(); |
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//do not normalize single key because we couldn't detect its type |
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if (count($rawKeys) > 1) { |
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foreach ($rawKeys as $key => $value) { |
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if (in_array($key, $this->getBinaryColumns()) && !$this->hexBinaryColumns()) { |
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$rawKeys[$key] = strtoupper(bin2hex($value)); |
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} |
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} |
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} |
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return implode($this->magicKeyDelimiter, $rawKeys); |
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} |
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/** |
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* @param $key |
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* @param $hexValue |
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* |
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* @throws WrongKeyException |
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* |
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* @return bool|string |
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*/ |
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public function recoverBinaryKey($key, $hexValue) |
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{ |
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try { |
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return hex2bin($hexValue); |
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} catch (Exception $exception) { |
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throw new WrongKeyException("$key has invalid hex value"); |
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} |
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} |
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} |
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maksimru /
composite-primary-keys
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