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<?php |
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/** |
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* Created by PhpStorm. |
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* User: Adrian Dumitru |
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* Date: 6/27/2017 |
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* Time: 11:18 AM |
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*/ |
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namespace Qpdb\QueryBuilder\Statements; |
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use Qpdb\PdoWrapper\PdoWrapperService; |
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use Qpdb\QueryBuilder\Dependencies\QueryException; |
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use Qpdb\QueryBuilder\Dependencies\QueryStructure; |
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use Qpdb\QueryBuilder\QueryBuild; |
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use Qpdb\QueryBuilder\Traits\DefaultPriority; |
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use Qpdb\QueryBuilder\Traits\Ignore; |
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use Qpdb\QueryBuilder\Traits\Limit; |
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use Qpdb\QueryBuilder\Traits\LowPriority; |
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use Qpdb\QueryBuilder\Traits\OrderBy; |
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use Qpdb\QueryBuilder\Traits\Replacement; |
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use Qpdb\QueryBuilder\Traits\SetFields; |
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use Qpdb\QueryBuilder\Traits\Utilities; |
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use Qpdb\QueryBuilder\Traits\Where; |
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use Qpdb\QueryBuilder\Traits\WhereAndHavingBuilder; |
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class QueryDelete extends QueryStatement implements QueryStatementInterface |
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{ |
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use Limit, Where, WhereAndHavingBuilder, Replacement, OrderBy, SetFields, Ignore, DefaultPriority, LowPriority, Utilities; |
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/** |
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* @var string |
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*/ |
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protected $statement = self::QUERY_STATEMENT_DELETE; |
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/** |
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* QueryDelete constructor. |
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* @param QueryBuild $queryBuild |
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* @param string $table |
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* @throws QueryException |
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*/ |
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public function __construct( QueryBuild $queryBuild, $table = null ) |
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{ |
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parent::__construct( $queryBuild, $table ); |
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} |
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public function getSyntax( $replacement = self::REPLACEMENT_NONE ) |
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{ |
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$syntax = array(); |
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/** |
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* Explain |
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*/ |
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$syntax[] = $this->getExplainSyntax(); |
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/** |
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* UPDATE statement |
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*/ |
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$syntax[] = $this->statement; |
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/** |
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* PRIORITY |
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*/ |
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$syntax[] = $this->queryStructure->getElement( QueryStructure::PRIORITY ); |
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/** |
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* TABLE update |
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*/ |
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$syntax[] = 'FROM ' . $this->queryStructure->getElement( QueryStructure::TABLE ); |
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/** |
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* WHERE clause |
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*/ |
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$syntax[] = $this->getWhereSyntax(); |
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/** |
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* ORDER BY clause |
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*/ |
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$syntax[] = $this->getOrderBySyntax(); |
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/** |
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* LIMIT clause |
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*/ |
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$syntax[] = $this->getLimitSyntax(); |
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$syntax = implode( ' ', $syntax ); |
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return $this->getSyntaxReplace( $syntax, $replacement ); |
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} |
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/** |
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* @return array|int|null |
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* @throws QueryException |
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*/ |
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public function execute() |
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{ |
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if ( $this->queryStructure->getElement( ( QueryStructure::WHERE_TRIGGER ) ) && !count( $this->queryStructure->getElement( QueryStructure::WHERE ) ) ) |
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throw new QueryException( 'Where clause is required for this statement!', QueryException::QUERY_ERROR_DELETE_NOT_FILTER ); |
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return PdoWrapperService::getInstance()->query($this->getSyntax(), $this->queryStructure->getElement(QueryStructure::BIND_PARAMS))->rowCount(); |
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} |
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} |
adumitru68 /
QueryBuilder
