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<?php |
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namespace Nip\Records\Traits\TableStructure; |
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/** |
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* Trait TableStructureRecordsTrait |
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* @package Nip\Records\Traits\TableStructure |
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*/ |
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trait TableStructureRecordsTrait |
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{ |
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protected $tableStructure = null; |
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/** |
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* @var null|array |
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*/ |
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protected $fields = null; |
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/** |
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* @return null |
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*/ |
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public function getFields() |
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{ |
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$this->checkFieldsIsInitiated(); |
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return $this->fields; |
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} |
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/** |
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* @param array|null $fields |
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*/ |
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public function setFields(?array $fields): void |
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{ |
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$this->fields = $fields; |
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} |
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protected function checkFieldsIsInitiated() |
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{ |
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if ($this->fields === null) { |
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$this->initFields(); |
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} |
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} |
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public function initFields() |
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{ |
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$structure = $this->getTableStructure(); |
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$this->setFields(array_keys($structure['fields'])); |
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} |
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/** |
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* @param string $name |
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* @return bool |
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*/ |
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public function hasField(string $name) |
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{ |
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$this->checkFieldsIsInitiated(); |
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return isset($this->fields[$name]); |
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} |
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/** |
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* @return mixed |
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*/ |
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public function getTableStructure() |
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{ |
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if ($this->tableStructure == null) { |
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$this->initTableStructure(); |
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} |
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return $this->tableStructure; |
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} |
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/** |
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* @param null $tableStructure |
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*/ |
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public function setTableStructure($tableStructure) |
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{ |
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$this->tableStructure = $tableStructure; |
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} |
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protected function initTableStructure() |
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{ |
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$this->setTableStructure($this->generateTableStructure()); |
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} |
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/** |
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* @return mixed |
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*/ |
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protected function generateTableStructure() |
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{ |
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return $this->getDB()->getMetadata()->describeTable($this->getTable()); |
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} |
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} |
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bytic /
orm
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