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<?php |
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/* |
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* This file is part of the 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; |
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use PommProject\Foundation\Session\ResultHandler; |
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use PommProject\Foundation\Session\Session as BaseSession; |
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/** |
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* ConvertedResultIterator |
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* |
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* Iterator on converted results. |
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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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* @see ResultIterator |
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*/ |
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class ConvertedResultIterator extends ResultIterator |
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{ |
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protected $types = []; |
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protected $session; |
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protected $converters = []; |
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/** |
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* @param ResultHandler $result |
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* @param BaseSession $session |
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*/ |
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public function __construct(ResultHandler $result, BaseSession $session) |
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{ |
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parent::__construct($result); |
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$this->session = $session; |
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$this->initTypes(); |
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} |
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/** |
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* get |
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* |
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* Return a particular result. An array with converted values is returned. |
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* pg_fetch_array is muted because it produces untrappable warnings on |
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* errors. |
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* |
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* @param integer $index |
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* @return array |
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*/ |
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public function get($index) |
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{ |
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return $this->parseRow(parent::get($index)); |
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} |
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/** |
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* initTypes |
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* |
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* Get the result types from the result handler. |
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* |
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* @access protected |
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* @return ResultIterator $this |
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*/ |
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protected function initTypes() |
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{ |
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foreach ($this->result->getFieldNames() as $index => $name) { |
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$this->types[$index] = $this->result->getFieldType($name); |
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} |
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return $this; |
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} |
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/** |
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* parseRow |
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* |
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* Convert values from Pg. |
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* |
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* @access protected |
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* @param array $values |
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* @return mixed |
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*/ |
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protected function parseRow(array $values) |
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{ |
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$output_values = []; |
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foreach ($values as $name => $value) { |
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$output_values[$name] = |
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$this->convertField($name, $value) ; |
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} |
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return $output_values; |
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} |
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/** |
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* convertField |
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* |
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* Return converted value for a result field. |
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* |
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* @access protected |
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* @param string $name |
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* @param string $value |
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* @return mixed |
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*/ |
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protected function convertField($name, $value) |
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{ |
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$type = $this->result->getFieldType($name); |
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if ($type === null) { |
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$type = 'text'; |
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} |
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View Code Duplication |
if (!isset($this->converters[$type])) { |
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$this->converters[$type] = $this |
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->session |
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->getClientUsingPooler('converter', $type) |
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; |
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} |
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return $this |
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->converters[$type] |
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->fromPg($value, $type) |
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; |
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} |
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/** |
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* slice |
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* |
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* see @ResultIterator |
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*/ |
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public function slice($name) |
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{ |
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$values = []; |
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foreach (parent::slice($name) as $value) { |
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$values[] = $this->convertField($name, $value); |
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} |
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return $values; |
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} |
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} |
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pomm-project /
Foundation
