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<?php |
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/** |
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* Phossa Project |
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* |
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* PHP version 5.4 |
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* |
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* @category Library |
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* @package Phossa2\Query |
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* @copyright Copyright (c) 2016 phossa.com |
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* @license http://mit-license.org/ MIT License |
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* @link http://www.phossa.com/ |
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*/ |
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/*# declare(strict_types=1); */ |
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namespace Phossa2\Query\Traits\Clause; |
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use Phossa2\Query\Interfaces\ClauseInterface; |
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use Phossa2\Query\Interfaces\Clause\OnInterface; |
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use Phossa2\Query\Interfaces\ExpressionInterface; |
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/** |
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* OnTrait |
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* |
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* Implementation of OnInterface |
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* |
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* @package Phossa2\Query |
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* @author Hong Zhang <[email protected]> |
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* @see OnInterface |
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* @version 2.0.0 |
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* @since 2.0.0 added |
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*/ |
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trait OnTrait |
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{ |
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use AbstractTrait; |
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/** |
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* {@inheritDoc} |
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*/ |
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public function on( |
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$firstTableCol, |
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/*# string */ $operator = ClauseInterface::NO_OPERATOR, |
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/*# string */ $secondTableCol = ClauseInterface::NO_VALUE |
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) { |
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return $this->realOn($firstTableCol, $operator, $secondTableCol); |
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} |
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/** |
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* {@inheritDoc} |
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*/ |
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public function orOn( |
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$firstTableCol, |
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/*# string */ $operator = ClauseInterface::NO_OPERATOR, |
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/*# string */ $secondTableCol = ClauseInterface::NO_VALUE |
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) { |
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return $this->realOn($firstTableCol, $operator, $secondTableCol, true); |
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} |
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/** |
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* {@inheritDoc} |
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*/ |
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public function onRaw(/*# string */ $rawString, array $params = []) |
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{ |
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$rawString = $this->positionedParam($rawString, $params); |
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return $this->realOn($rawString); |
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} |
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/** |
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* {@inheritDoc} |
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*/ |
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public function orOnRaw(/*# string */ $rawString, array $params = []) |
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{ |
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$rawString = $this->positionedParam($rawString, $params); |
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return $this->realOn( |
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$rawString, |
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ClauseInterface::NO_OPERATOR, |
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ClauseInterface::NO_VALUE, |
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true |
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); |
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} |
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/** |
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* @param string|ExpressionInterface $firstTableCol |
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* @param string $operator |
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* @param string $secondTableCol |
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* @param bool $or |
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* @return $this |
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* @access protected |
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*/ |
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protected function realOn( |
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$firstTableCol, |
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/*# string */ $operator = ClauseInterface::NO_OPERATOR, |
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/*# string */ $secondTableCol = ClauseInterface::NO_VALUE, |
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/*# bool */ $or = false |
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) { |
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if (is_object($firstTableCol)) { |
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$on = [$or, $firstTableCol]; |
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} elseif (ClauseInterface::NO_OPERATOR === $operator) { |
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$on = [$or, $firstTableCol, '=', $firstTableCol]; |
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} elseif (ClauseInterface::NO_VALUE === $secondTableCol) { |
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$on = [$or, $firstTableCol, '=', $operator]; |
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} else { |
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$on = [$or, $firstTableCol, $operator, $secondTableCol]; |
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} |
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$clause = &$this->getClause('ON'); |
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$clause[] = $on; |
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return $this; |
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} |
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/** |
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* Build ON |
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* |
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* @param string $prefix |
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* @param array $settings |
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* @return string |
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* @access protected |
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*/ |
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protected function buildOn( |
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/*# string */ $prefix, |
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array $settings |
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)/*# : string */ { |
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$result = []; |
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$clause = &$this->getClause('ON'); |
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foreach ($clause as $idx => $on) { |
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$res = []; |
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if (is_object($on[1])) { |
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$res[] = $this->quoteItem($on[1], $settings); |
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} else { |
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$res[] = $this->quote($on[1], $settings); // first col |
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$res[] = $on[2]; // operator |
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$res[] = $this->quote($on[3], $settings); // second col |
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} |
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$result[] = $this->onOrAnd($idx, $on[0]) . join(' ', $res); |
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} |
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return trim($this->joinClause($prefix, '', $result, $settings)); |
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} |
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/** |
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* Prepend OR or AND |
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* |
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* @param int $index |
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* @param bool $or |
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* @return string |
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* @access protected |
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*/ |
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protected function onOrAnd(/*# int */ $index, /*# bool */ $or) |
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{ |
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return $index ? ($or ? 'OR ' : 'AND ' ) : ''; |
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} |
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} |
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phossa2 /
query
