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<?php |
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/** |
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* Class EntityContainer |
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* |
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* Introduces linked models and export/import operations |
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* |
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* Importer is a callable like |
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* function ($that, &$row[, $propertyName[, $fieldName]]) {} |
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* |
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* Exporter is a callable like |
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* function ($that, &$row[, $propertyName[, $fieldName]]) {} |
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*/ |
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class EntityContainer extends ContainerAccessors { |
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/** |
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* Property list and description |
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* |
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* propertyName => array( |
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* P_DB_FIELD => 'dbFieldName', - directly converts property to field and vice versa |
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* ) |
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* |
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* @var array[] $properties |
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*/ |
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protected $properties = array(); |
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/** |
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* Set properties data from external source |
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* |
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* @param array $properties |
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*/ |
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public function setProperties($properties) { |
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$this->properties = $properties; |
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} |
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/** |
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* @param array $row |
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* @param string $processor |
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*/ |
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protected function processRow(&$row, $processor) { |
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foreach ($this->properties as $propertyName => $propertyData) { |
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$fieldName = !empty($propertyData[P_DB_FIELD]) ? $propertyData[P_DB_FIELD] : ''; |
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if ( |
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!empty($this->accessors[$propertyName][$processor]) |
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&& |
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is_callable($this->accessors[$propertyName][$processor]) |
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) { |
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call_user_func_array($this->accessors[$propertyName][$processor], array($this, &$row, $propertyName, $fieldName)); |
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} elseif ($fieldName) { |
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if ($processor == P_CONTAINER_IMPORT) { |
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$this->$propertyName = $row[$fieldName]; |
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} else { |
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$row[$fieldName] = $this->$propertyName; |
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} |
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} |
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// Otherwise it's internal field - filled and used internally |
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} |
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} |
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/** |
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* Import DB row state into object properties |
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* |
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* @param array $row |
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*/ |
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public function importRow($row) { |
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$this->clearProperties(); |
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if (is_array($row) && !empty($row)) { |
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$this->processRow($row, P_CONTAINER_IMPORT); |
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} |
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return true; |
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} |
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/** |
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* Exports object properties to DB row state WITHOUT ID |
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* |
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* Useful for INSERT operations |
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* |
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* @return array |
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*/ |
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public function exportRow() { |
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$row = array(); |
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$this->processRow($row, P_CONTAINER_EXPORT); |
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return $row; |
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} |
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/** |
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* Clears only properties which declared in $properties array |
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*/ |
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public function clearProperties() { |
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foreach ($this->properties as $propertyName => $propertyData) { |
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unset($this->$propertyName); |
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} |
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} |
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} |
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supernova-ws /
SuperNova
