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<?php |
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namespace ntentan\nibii; |
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class QueryEngine |
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{ |
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private $db; |
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public function setDriver($driver) |
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{ |
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$this->db = $driver; |
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} |
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private function filter($query) |
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{ |
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return $query; |
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} |
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public function getInsertQuery($model) |
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{ |
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$data = $model->getData(); |
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$fields = array_keys($data[0]); |
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$quotedFields = []; |
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$valueFields = []; |
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foreach ($fields as $field) { |
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$quotedFields[] = $this->db->quoteIdentifier($field); |
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$valueFields[] = ":{$field}"; |
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} |
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return $this->filter( |
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"INSERT INTO " . $this->db->quoteIdentifier($model->getTable()) . |
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" (" . implode(", ", $quotedFields) . ") VALUES (" . implode(', ', $valueFields) . ")" |
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); |
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} |
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public function getBulkUpdateQuery($data, $parameters) |
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{ |
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$updateData = []; |
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foreach($data as $field => $value) { |
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$updateData[] = "{$this->db->quoteIdentifier($field)} = :$field"; |
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} |
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return $this->filter(sprintf( |
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"UPDATE %s SET %s %s", |
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$parameters->getTable(), |
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implode(', ', $updateData), |
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$parameters->getWhereClause() |
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)); |
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} |
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public function getUpdateQuery($model) |
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{ |
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$data = $model->getData(); |
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$fields = array_keys($data[0]); |
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$valueFields = []; |
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$conditions = []; |
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$primaryKey = $model->getDescription()->getPrimaryKey(); |
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foreach ($fields as $field) { |
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$quotedField = $this->db->quoteIdentifier($field); |
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if(array_search($field, $primaryKey) !== false) { |
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$conditions[] = "{$quotedField} = :{$field}"; |
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} else { |
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$valueFields[] = "{$quotedField} = :{$field}"; |
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} |
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} |
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return $this->filter("UPDATE " . |
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$this->db->quoteIdentifier($model->getTable()) . |
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" SET " . implode(', ', $valueFields) . |
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" WHERE " . implode(' AND ', $conditions) |
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); |
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} |
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public function getSelectQuery($parameters) |
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{ |
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return $this->filter(sprintf( |
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"SELECT %s FROM %s%s%s%s%s", |
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$parameters->getFields(), |
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$parameters->getTable(), |
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$parameters->getWhereClause(), |
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$parameters->getSorts(), |
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$parameters->getLimit(), |
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$parameters->getOffset() |
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) |
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); |
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} |
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public function getCountQuery($parameters) |
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{ |
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return $this->filter(sprintf( |
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"SELECT count(*) as count FROM %s%s", |
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$parameters->getTable(), |
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$parameters->getWhereClause() |
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) |
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); |
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} |
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public function getDeleteQuery($parameters) |
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{ |
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return $this->filter(sprintf( |
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"DELETE FROM %s%s", |
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$parameters->getTable(), |
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$parameters->getWhereClause() |
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) |
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); |
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} |
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} |
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ntentan /
nibii
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Our type inference engine in quite powerful, but sometimes the code does not provide enough clues to go by. In these cases we request you to add a
@returnannotation as described here.