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<?php |
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namespace Smoren\QueryRelationManager\Base\Structs; |
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/** |
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* Class JoinCondition |
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* @author Smoren <[email protected]> |
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*/ |
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class JoinCondition |
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{ |
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/** |
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* Condition type "one to one" |
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*/ |
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public const TYPE_SINGLE = 1; |
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/** |
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* Condition type "one to many" |
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*/ |
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public const TYPE_MULTIPLE = 2; |
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/** |
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* @var int Condition type |
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* (1 — "one to one" or 2 — "one to many") |
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*/ |
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public int $type; |
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/** |
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* @var Table joined table |
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*/ |
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public Table $table; |
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/** |
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* @var Table table to join to |
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*/ |
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public Table $joinTo; |
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/** |
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* @var array<string, string> main join condition |
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* ["field of joined table" => "field of table to join to", ...] |
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*/ |
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public array $joinCondition; |
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/** |
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* @var string join type ("inner", "left", "right") |
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*/ |
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public string $joinType; |
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/** |
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* @var string|null extra join condition |
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* e.g. "and some_field = :some_value" |
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*/ |
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public ?string $extraJoinCondition; |
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/** |
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* @var array<string, scalar> dynamic params values of the extra join condition |
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* e.g. [":some_value" => "123", ...] |
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*/ |
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public array $extraJoinParams; |
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/** |
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* JoinCondition constructor. |
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* @param int $type condition type (1 — "one to one" или 2 — "one to many") |
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* @param Table $table joined table |
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* @param Table $joinTo table to join to |
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* @param array<string, string> $joinCondition main join condition |
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* @param string $joinType join type ("inner", "left", "right") |
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* @param string|null $extraJoinCondition string extra join condition (e.g. "and some_field = :some_value") |
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* @param array<string, scalar> $extraJoinParams dynamic params values of the extra join condition |
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* (e.g. [":some_value" => "123", ...]) |
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*/ |
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public function __construct( |
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int $type, |
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Table $table, |
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Table $joinTo, |
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array $joinCondition, |
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string $joinType = 'left', |
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?string $extraJoinCondition = null, |
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array $extraJoinParams = [] |
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) { |
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$this->type = $type; |
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$this->table = $table; |
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$this->joinTo = $joinTo; |
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$this->joinCondition = $joinCondition; |
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$this->joinType = $joinType; |
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$this->extraJoinCondition = $extraJoinCondition; |
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$this->extraJoinParams = $extraJoinParams; |
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} |
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/** |
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* Returns SQL query part which has join conditions of the current table |
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* @return string |
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*/ |
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public function stringify(): string |
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{ |
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$joins = []; |
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foreach($this->joinCondition as $linkBy => $linkTo) { |
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$joins[] = "{$this->table->alias}.{$linkBy} = {$this->joinTo->alias}.{$linkTo}"; |
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} |
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return implode(' AND ', $joins).' '.$this->extraJoinCondition; |
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} |
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} |
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Smoren /
query-relation-manager-php
