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<?php |
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|
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namespace Give\Framework\QueryBuilder\Concerns; |
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|
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use Give\Framework\QueryBuilder\Clauses\Union; |
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use Give\Framework\QueryBuilder\QueryBuilder; |
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|
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/** |
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* @since 2.19.0 |
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*/ |
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trait UnionOperator |
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{ |
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/** |
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* @var int |
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*/ |
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protected $unions = []; |
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|
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/** |
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* @param QueryBuilder $union |
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* |
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* @return $this |
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*/ |
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public function union(...$union) |
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{ |
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$this->unions = array_map(function (QueryBuilder $builder) { |
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return new Union($builder); |
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}, $union); |
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|
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return $this; |
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} |
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|
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/** |
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* @param QueryBuilder $union |
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* |
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* @return $this |
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*/ |
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public function unionAll(...$union) |
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{ |
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$this->unions = array_map(function (QueryBuilder $builder) { |
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return new Union($builder, true); |
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}, $union); |
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|
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return $this; |
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} |
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|
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/** |
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* @return array|string[] |
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*/ |
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protected function getUnionSQL() |
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{ |
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if (empty($this->unions)) { |
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return []; |
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} |
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|
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return array_map(function (Union $union) { |
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return ( $union->all ? 'UNION ALL ' : 'UNION ' ) . $union->builder->getSQL(); |
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}, $this->unions); |
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} |
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} |
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|
