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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\ConditionParser; |
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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 DAOUQueries { |
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protected static $annotFieldsInRelations=[]; |
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abstract protected static function _getAll($className, ConditionParser $conditionParser, $included=true,$useCache=NULL); |
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abstract protected static function _getOne($className,ConditionParser $conditionParser,$included,$useCache); |
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protected static function uParse($className,&$ucondition){ |
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$expressions=self::uGetExpressions($ucondition); |
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$condition=""; |
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$aliases=[]; |
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foreach ($expressions as $expression){ |
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$expressionArray=explode(".",$expression); |
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self::uParseExpression($className, $expression, $expressionArray, $condition, $ucondition,$aliases); |
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} |
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return $condition; |
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} |
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protected static function uParseExpression($className,$expression,&$expressionArray,&$condition,&$ucondition,&$aliases){ |
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$relations=self::getAnnotFieldsInRelations($className); |
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$field=array_shift($expressionArray); |
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if(isset($relations[$field])){ |
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$jSQL=OrmUtils::getUJoinSQL($className, $relations[$field],$field,$aliases); |
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$condition.=" ".$jSQL["sql"]; |
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if(sizeof($expressionArray)===1){ |
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$ucondition=str_replace($expression, "{$jSQL["alias"]}.".$expressionArray[0], $ucondition); |
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}else{ |
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self::uParseExpression($jSQL["class"], $expression, $expressionArray, $condition, $ucondition,$aliases); |
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} |
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} |
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} |
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protected static function getAnnotFieldsInRelations($className){ |
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if(!isset(self::$annotFieldsInRelations[$className])){ |
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return self::$annotFieldsInRelations[$className]=OrmUtils::getAnnotFieldsInRelations($className); |
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} |
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return self::$annotFieldsInRelations[$className]; |
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} |
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protected static function uGetExpressions($condition){ |
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$condition=preg_replace('@(["\']([^"\']|""|\'\')*["\'])@', "%values%", $condition); |
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preg_match_all('@[a-zA-Z_$][a-zA-Z_$0-9]*(?:\.[a-zA-Z_$\*][a-zA-Z_$0-9\*]*)+@', $condition,$matches); |
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if(sizeof($matches)>0){ |
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return array_unique($matches[0]); |
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} |
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return []; |
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} |
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/** |
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* Returns an array of $className objects from the database |
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* @param string $className class name of the model to load |
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* @param string $ucondition UQL condition |
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* @param boolean|array $included if true, loads associate members with associations, if array, example : ["client.*","commands"] |
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* @param array|null $parameters the request parameters |
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* @param boolean $useCache use the active cache if true |
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* @return array |
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*/ |
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public static function uGetAll($className, $ucondition='', $included=true,$parameters=null,$useCache=NULL) { |
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$condition=self::uParse($className, $ucondition); |
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return self::_getAll($className, new ConditionParser($ucondition,$condition,$parameters),$included,$useCache); |
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} |
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/** |
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* Returns the number of objects of $className from the database respecting the condition possibly passed as parameter |
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* @param string $className complete classname of the model to load |
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* @param string $ucondition Part following the WHERE of an SQL statement |
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* @param array|null $parameters The query parameters |
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* @return int|boolean count of objects |
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*/ |
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public static function uCount($className, $ucondition='',$parameters=null) { |
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$condition=self::uParse($className, $ucondition); |
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$tableName=OrmUtils::getTableName($className); |
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if ($ucondition != ''){ |
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$ucondition=" WHERE " . $ucondition; |
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} |
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return self::$db->prepareAndFetchColumn("SELECT COUNT(*) FROM `" . $tableName ."` ". $condition.$ucondition,$parameters,0); |
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} |
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/** |
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* Returns an instance of $className from the database, from $keyvalues values of the primary key |
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* @param String $className complete classname of the model to load |
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* @param Array|string $ucondition primary key values or condition (UQL) |
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* @param boolean|array $included if true, charges associate members with association |
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* @param array|null $parameters the request parameters |
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* @param boolean $useCache use cache if true |
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* @return object the instance loaded or null if not found |
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*/ |
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public static function uGetOne($className, $ucondition, $included=true,$parameters=null,$useCache=NULL) { |
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$condition=self::uParse($className, $ucondition); |
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$conditionParser=new ConditionParser($ucondition,$condition); |
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if(is_array($parameters)){ |
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$conditionParser->setParams($parameters); |
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} |
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return self::_getOne($className, $conditionParser, $included, $useCache); |
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} |
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} |
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phpMv /
ubiquity
