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<?php |
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namespace Ubiquity\orm\traits; |
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use Ubiquity\orm\OrmUtils; |
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use Ubiquity\orm\parser\ManyToManyParser; |
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use Ubiquity\orm\parser\ConditionParser; |
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use Ubiquity\orm\core\PendingRelationsRequest; |
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/** |
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* @author jc |
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* @property \Ubiquity\db\Database $db |
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*/ |
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trait DAORelationsTrait { |
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abstract protected static function _getAll($className, ConditionParser $conditionParser, $included=true,$useCache=NULL); |
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protected static function _affectsRelationObjects($manyToOneQueries,$oneToManyQueries,$manyToManyParsers,$objects,$included,$useCache){ |
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if(\sizeof($manyToOneQueries)>0){ |
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self::_affectsObjectsFromArray($manyToOneQueries,$included, function($object,$member,$manyToOneObjects,$fkField){ |
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self::affectsManyToOneFromArray($object,$member,$manyToOneObjects,$fkField); |
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}); |
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} |
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if(\sizeof($oneToManyQueries)>0){ |
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self::_affectsObjectsFromArray($oneToManyQueries,$included, function($object,$member,$relationObjects,$fkField){ |
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self::affectsOneToManyFromArray($object,$member,$relationObjects,$fkField); |
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}); |
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} |
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if(\sizeof($manyToManyParsers)>0){ |
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self::_affectsManyToManyObjectsFromArray($manyToManyParsers, $objects,$included,$useCache); |
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} |
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} |
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private static function affectsManyToOneFromArray($object,$member,$manyToOneObjects,$fkField){ |
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$class=\get_class($object); |
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if(isset($object->$fkField)){ |
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$value=$manyToOneObjects[$object->$fkField]; |
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self::setToMember($member, $object, $value, $class, "getManyToOne"); |
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} |
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} |
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private static function _affectsObjectsFromArray($queries,$included,$affectsCallback,$useCache=NULL){ |
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$includedNext=false; |
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foreach ($queries as $key=>$pendingRelationsRequest){ |
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list($class,$member,$fkField)=\explode("|", $key); |
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if(is_array($included)){ |
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$includedNext=self::_getIncludedNext($included, $member); |
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} |
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$objectsParsers=$pendingRelationsRequest->getObjectsConditionParsers(); |
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foreach ($objectsParsers as $objectsConditionParser){ |
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$objectsConditionParser->compileParts(); |
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$relationObjects=self::_getAll($class,$objectsConditionParser->getConditionParser(),$includedNext,$useCache); |
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$objects=$objectsConditionParser->getObjects(); |
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foreach ($objects as $object){ |
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$affectsCallback($object, $member,$relationObjects,$fkField); |
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} |
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} |
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} |
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} |
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private static function _affectsManyToManyObjectsFromArray($parsers,$objects,$included,$useCache=NULL){ |
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$includedNext=false; |
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foreach ($parsers as $key=>$parser){ |
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list($class,$member)=\explode("|", $key); |
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if(is_array($included)){ |
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$includedNext=self::_getIncludedNext($included, $member); |
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} |
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$myPkValues=[]; |
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$cParser=self::generateManyToManyParser($parser, $myPkValues); |
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$relationObjects=self::_getAll($class,$cParser,$includedNext,$useCache); |
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$oClass=get_class(reset($objects)); |
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foreach ($objects as $object){ |
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$pkV=OrmUtils::getFirstKeyValue($object); |
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if(isset($myPkValues[$pkV])){ |
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$ret=self::getManyToManyFromArrayIds($relationObjects, $myPkValues[$pkV]); |
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self::setToMember($member, $object, $ret, $oClass, "getManyToMany"); |
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} |
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} |
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} |
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} |
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private static function generateManyToManyParser(ManyToManyParser $parser,&$myPkValues){ |
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$sql=$parser->generateConcatSQL(); |
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$result=self::$db->prepareAndFetchAll($sql,$parser->getWhereValues()); |
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$condition=$parser->getParserWhereMask(" ?"); |
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$cParser=new ConditionParser(); |
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foreach ($result as $row){ |
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$values=explode(",", $row["_concat"]); |
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$myPkValues[$row["_field"]]=$values; |
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$cParser->addParts($condition, $values); |
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} |
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$cParser->compileParts(); |
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return $cParser; |
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} |
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private static function _getIncludedNext($included,$member){ |
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return (isset($included[$member]))?(is_bool($included[$member])?$included[$member]:[$included[$member]]):false; |
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} |
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private static function getManyToManyFromArrayIds($relationObjects, $ids){ |
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$ret=[]; |
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foreach ( $relationObjects as $targetEntityInstance ) { |
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$id=OrmUtils::getFirstKeyValue($targetEntityInstance); |
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if (array_search($id, $ids)!==false) { |
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array_push($ret, $targetEntityInstance); |
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} |
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} |
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return $ret; |
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} |
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protected static function getIncludedForStep($included){ |
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if(is_bool($included)){ |
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return $included; |
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} |
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$ret=[]; |
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if(is_array($included)){ |
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foreach ($included as &$includedMember){ |
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if(is_array($includedMember)){ |
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foreach ($includedMember as $iMember){ |
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self::parseEncludeMember($ret, $iMember); |
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} |
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}else{ |
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self::parseEncludeMember($ret, $includedMember); |
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} |
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} |
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} |
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return $ret; |
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} |
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private static function parseEncludeMember(&$ret,$includedMember){ |
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$array=explode(".", $includedMember); |
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$member=array_shift($array); |
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if(sizeof($array)>0){ |
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$newValue=implode(".", $array); |
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if($newValue==='*'){ |
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$newValue=true; |
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} |
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if(isset($ret[$member])){ |
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if(!is_array($ret[$member])){ |
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$ret[$member]=[$ret[$member]]; |
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} |
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$ret[$member][]=$newValue; |
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}else{ |
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$ret[$member]=$newValue; |
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} |
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}else{ |
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if(isset($member) && ""!=$member){ |
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$ret[$member]=false; |
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}else{ |
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return; |
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} |
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} |
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} |
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private static function getInvertedJoinColumns($included,&$invertedJoinColumns){ |
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foreach ($invertedJoinColumns as $column=>&$annot){ |
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$member=$annot["member"]; |
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if(isset($included[$member])===false){ |
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unset($invertedJoinColumns[$column]); |
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} |
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} |
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} |
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private static function getToManyFields($included,&$toManyFields){ |
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foreach ($toManyFields as $member=>$annotNotUsed){ |
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if(isset($included[$member])===false){ |
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unset($toManyFields[$member]); |
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} |
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} |
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} |
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protected static function _initRelationFields($included,$metaDatas,&$invertedJoinColumns,&$oneToManyFields,&$manyToManyFields){ |
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if (isset($metaDatas["#invertedJoinColumn"])){ |
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$invertedJoinColumns=$metaDatas["#invertedJoinColumn"]; |
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} |
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if (isset($metaDatas["#oneToMany"])) { |
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$oneToManyFields=$metaDatas["#oneToMany"]; |
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} |
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if (isset($metaDatas["#manyToMany"])) { |
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$manyToManyFields=$metaDatas["#manyToMany"]; |
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} |
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if(is_array($included)){ |
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if(isset($invertedJoinColumns)){ |
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self::getInvertedJoinColumns($included, $invertedJoinColumns); |
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} |
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if(isset($oneToManyFields)){ |
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self::getToManyFields($included, $oneToManyFields); |
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} |
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if(isset($manyToManyFields)){ |
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self::getToManyFields($included, $manyToManyFields); |
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} |
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} |
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} |
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} |
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phpMv /
ubiquity
