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<?php |
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namespace TheCodingMachine\TDBM\Utils; |
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use Doctrine\DBAL\Schema\ForeignKeyConstraint; |
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use TheCodingMachine\TDBM\ResultIterator; |
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use TheCodingMachine\TDBM\TDBMInvalidArgumentException; |
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use function var_export; |
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class ManyToManyRelationshipPathDescriptor |
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{ |
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/** |
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* @var string |
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*/ |
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private $targetTable; |
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/** |
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* @var string |
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*/ |
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private $pivotTable; |
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/** |
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* @var array |
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*/ |
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private $joinForeignKeys; |
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/** |
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* @var array |
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*/ |
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private $joinLocalKeys; |
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/** |
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* @var array |
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*/ |
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private $whereKeys; |
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/** |
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* @var string |
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*/ |
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private $resultIteratorClass; |
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/** |
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* ManyToManyRelationshipPathDescriptor constructor. |
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* @param string $targetTable |
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* @param string $pivotTable |
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* @param string[] $joinForeignKeys |
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* @param string[] $joinLocalKeys |
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* @param string[] $whereKeys |
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*/ |
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public function __construct(string $targetTable, string $pivotTable, array $joinForeignKeys, array $joinLocalKeys, array $whereKeys, string $resultIteratorClass) |
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{ |
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assert(is_a($resultIteratorClass, ResultIterator::class, true), new TDBMInvalidArgumentException('$resultIteratorClass should be a `'. ResultIterator::class. '`. `' . $resultIteratorClass . '` provided.')); |
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$this->targetTable = $targetTable; |
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$this->pivotTable = $pivotTable; |
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$this->joinForeignKeys = $joinForeignKeys; |
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$this->joinLocalKeys = $joinLocalKeys; |
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$this->whereKeys = $whereKeys; |
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$this->resultIteratorClass = $resultIteratorClass; |
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} |
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public static function generateModelKey(ForeignKeyConstraint $remoteFk, ForeignKeyConstraint $localFk): string |
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{ |
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return $remoteFk->getLocalTableName().".".implode("__", $localFk->getUnquotedLocalColumns()); |
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} |
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public function getPivotName(): string |
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{ |
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return $this->pivotTable; |
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} |
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public function getTargetName(): string |
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{ |
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return $this->targetTable; |
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} |
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public function getPivotFrom(): string |
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{ |
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$mainTable = $this->targetTable; |
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$pivotTable = $this->pivotTable; |
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$join = []; |
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foreach ($this->joinForeignKeys as $key => $column) { |
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$join[] = $mainTable.'.'.$column.' = pivot.'.$this->joinLocalKeys[$key]; |
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} |
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return $mainTable.' JOIN '.$pivotTable.' pivot ON '.implode(' AND ', $join); |
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} |
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public function getPivotWhere(): string |
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{ |
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$paramList = []; |
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foreach ($this->whereKeys as $key => $column) { |
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$paramList[] = ' pivot.'.$column." = :param$key"; |
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} |
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return implode(" AND ", $paramList); |
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} |
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/** |
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* @param string[] $primaryKeys |
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* @return string[] |
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*/ |
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public function getPivotParams(array $primaryKeys): array |
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{ |
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$params = []; |
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foreach ($primaryKeys as $key => $primaryKeyValue) { |
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$params["param$key"] = $primaryKeyValue; |
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} |
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return $params; |
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} |
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public function getResultIteratorClass(): string |
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{ |
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return $this->resultIteratorClass; |
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} |
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} |
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thecodingmachine /
tdbm
