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<?php |
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/* |
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* This file is part of Pomm's Foundation package. |
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* |
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* (c) 2014 - 2015 Grégoire HUBERT <[email protected]> |
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* |
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* For the full copyright and license information, please view the LICENSE |
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* file that was distributed with this source code. |
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*/ |
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namespace PommProject\Foundation\Converter; |
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use PommProject\Foundation\Exception\ConverterException; |
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use PommProject\Foundation\Converter\Type\BaseRange; |
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use PommProject\Foundation\Session\Session; |
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/** |
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* TypeConverter |
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* |
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* Abstract class for converter that use object types like point, circle, |
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* numrange etc. |
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* |
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* @package Foundation |
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* @copyright 2014 - 2015 Grégoire HUBERT |
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* @author Grégoire HUBERT |
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* @license X11 {@link http://opensource.org/licenses/mit-license.php} |
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* @abstract |
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*/ |
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abstract class TypeConverter implements ConverterInterface |
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{ |
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protected $class_name; |
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/** |
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* getTypeClassName |
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* |
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* Return the type class name |
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* |
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* @access protected |
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* @return string |
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*/ |
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abstract protected function getTypeClassName(); |
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/** |
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* __construct |
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* |
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* Set the type class name. |
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* |
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* @access public |
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* @param string $class_name |
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*/ |
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public function __construct($class_name = null) |
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{ |
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$this->class_name = |
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$class_name === null |
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? $this->getTypeClassName() |
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: $class_name |
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; |
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} |
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/** |
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* fromPg |
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* |
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* @see ConverterInterface |
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*/ |
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public function fromPg($data, $type, Session $session) |
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{ |
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$data = trim($data); |
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return |
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$data !== '' |
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? $this->createObjectFrom($data) |
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: null |
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; |
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} |
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/** |
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* toPg |
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* |
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* @see ConverterInterface |
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*/ |
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View Code Duplication |
public function toPg($data, $type, Session $session) |
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{ |
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return |
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$data !== null |
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? sprintf("%s('%s')", $type, $this->checkData($data)) |
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: sprintf("NULL::%s", $type) |
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; |
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} |
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/** |
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* toPgStandardFormat |
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* |
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* @see ConverterInterface |
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*/ |
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View Code Duplication |
public function toPgStandardFormat($data, $type, Session $session) |
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{ |
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return |
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$data !== null |
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? sprintf("%s", str_replace('"', '""', (string) $this->checkData($data))) |
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: null |
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; |
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} |
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/** |
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* checkData |
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* |
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* Check if data is suitable for Pg conversion. If not an attempt is made |
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* to build the object from the given definition. |
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* |
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* @access public |
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* @param mixed $data |
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* @return object |
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*/ |
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public function checkData($data) |
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{ |
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$class_name = $this->getTypeClassName(); |
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if (!$data instanceof $class_name) { |
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$data = $this->createObjectFrom($data); |
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} |
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return $data; |
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} |
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/** |
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* createObjectFrom |
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* |
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* Create a range object from a given definition. If the object creation |
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* fails, an exception is thrown. |
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* |
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* @access protected |
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* @param mixed $data |
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* @return BaseRange |
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* @throws ConverterException |
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*/ |
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protected function createObjectFrom($data) |
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{ |
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$class_name = $this->class_name; |
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try { |
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return new $class_name($data); |
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} catch (\InvalidArgumentException $e) { |
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throw new ConverterException( |
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sprintf("Unable to create a '%s' instance.", $class_name), |
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null, |
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$e |
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); |
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} |
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} |
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} |
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pomm-project /
Foundation
