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<?php |
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namespace T4webInfrastructure; |
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use T4webDomainInterface\EntityInterface; |
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class Mapper |
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{ |
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/** |
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* @var array |
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*/ |
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protected $columnsAsAttributesMap; |
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/** |
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* @param array $columnsAsAttributesMap |
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* @param array $serialized |
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*/ |
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public function __construct(array $columnsAsAttributesMap, array $serialized = []) |
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{ |
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$this->columnsAsAttributesMap = $columnsAsAttributesMap; |
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$this->serialized = $serialized; |
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} |
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/** |
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* @param EntityInterface $entity |
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* @return array |
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*/ |
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public function toTableRow(EntityInterface $entity) |
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{ |
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$objectState = $entity->extract(array_values($this->columnsAsAttributesMap)); |
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if (array_key_exists('id', $objectState)) { |
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unset($objectState['id']); |
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} |
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$row = $this->getIntersectValuesAsKeys($this->columnsAsAttributesMap, $objectState); |
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$row = $this->serialize($row); |
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return $row; |
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} |
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/** |
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* @param array $row |
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* @return array |
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*/ |
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public function fromTableRow(array $row) |
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{ |
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$row = $this->serialize($row, false); |
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$attributesValues = $this->getIntersectValuesAsKeys(array_flip($this->columnsAsAttributesMap), $row); |
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return $attributesValues; |
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} |
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/** |
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* @param array $rows |
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* @return array |
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*/ |
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public function fromTableRows(array $rows) |
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{ |
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$attributesValues = []; |
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foreach ($rows as $row) { |
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$attributesValues[] = $this->fromTableRow($row); |
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} |
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return $attributesValues; |
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} |
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/** |
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* @param array $array1 |
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* @param array $array2 |
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* @return array |
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*/ |
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private function getIntersectValuesAsKeys($array1, $array2) |
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{ |
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$result = []; |
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foreach ($array1 as $key => $value) { |
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if (array_key_exists($value, $array2)) { |
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$result[$key] = $array2[$value]; |
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} |
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} |
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return $result; |
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} |
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/** |
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* @param array $row |
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* @param bool $serialize |
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* @return array |
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*/ |
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private function serialize(array $row, $serialize = true) |
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{ |
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foreach ($this->serialized as $column => $serializer) { |
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if (isset($row[$column])) { |
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if ($serializer == 'json') { |
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$row[$column] = $serialize ? json_encode($row[$column], true) : json_decode($row[$column], true); |
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} |
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} |
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} |
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return $row; |
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} |
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} |
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t4web /
Infrastructure
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: