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<?php |
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namespace Bdf\Prime\Query\Custom\BulkInsert; |
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use Bdf\Prime\Query\CompilableClause; |
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use Bdf\Prime\Query\Compiler\AbstractCompiler; |
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use Bdf\Prime\Types\TypeInterface; |
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/** |
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* Compiler for @see BulkInsertQuery |
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* |
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* The query will be compiled into a prepared statement |
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*/ |
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class BulkInsertSqlCompiler extends AbstractCompiler |
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{ |
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/** |
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* {@inheritdoc} |
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*/ |
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protected function doCompileInsert(CompilableClause $query) |
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{ |
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$sql = $this->compileMode($query).' INTO '.$this->quoteIdentifier($query, $query->statements['table']); |
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if (!isset($query->state()->compiledParts['columns'])) { |
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$this->compileColumns($query); |
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} |
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$sql .= $query->state()->compiledParts['columns']['sql'].$this->compileValues($query); |
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return $this->connection->prepare($sql); |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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protected function doCompileUpdate(CompilableClause $query) |
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{ |
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throw new \BadMethodCallException(); |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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protected function doCompileDelete(CompilableClause $query) |
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{ |
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throw new \BadMethodCallException(); |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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protected function doCompileSelect(CompilableClause $query) |
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{ |
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throw new \BadMethodCallException(); |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function quoteIdentifier(CompilableClause $query, $column) |
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{ |
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if (!$query->isQuoteIdentifier()) { |
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return $column; |
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} |
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return $this->platform()->grammar()->quoteIdentifier($column); |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function getBindings(CompilableClause $query) |
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{ |
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if ($query->statements['bulk']) { |
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$bindings = []; |
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foreach ($query->statements['values'] as $values) { |
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foreach ($query->state()->compiledParts['columns']['types'] as $field => $type) { |
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$bindings[] = $this->platform()->types()->toDatabase($values[$field] ?? null, $type); |
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} |
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} |
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return $bindings; |
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} |
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$values = $query->statements['values'][0]; |
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$bindings = []; |
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foreach ($query->state()->compiledParts['columns']['types'] as $field => $type) { |
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$bindings[] = $this->platform()->types()->toDatabase($values[$field] ?? null, $type); |
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} |
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return $bindings; |
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} |
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/** |
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* Compile the INSERT mode |
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* |
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* @param CompilableClause $query |
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* |
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* @return string |
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*/ |
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private function compileMode(CompilableClause $query) |
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{ |
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switch ($query->statements['mode']) { |
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case BulkInsertQuery::MODE_REPLACE: |
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return 'REPLACE'; |
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case BulkInsertQuery::MODE_IGNORE: |
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if ($this->platform()->grammar()->getName() === 'sqlite') { |
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return 'INSERT OR IGNORE'; |
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} else { |
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return 'INSERT IGNORE'; |
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} |
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break; |
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} |
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return 'INSERT'; |
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} |
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/** |
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* Compile columns, and resolve types |
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* |
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* @param CompilableClause $query |
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*/ |
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private function compileColumns(CompilableClause $query) |
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{ |
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$columns = []; |
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$types = []; |
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foreach ($query->statements['columns'] as $column) { |
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if (!empty($column['type'])) { |
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$types[$column['name']] = $column['type']; |
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$type = null; |
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} else { |
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$types[$column['name']] = null; |
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$type = true; |
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} |
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$columns[] = $this->quoteIdentifier($query, $query->preprocessor()->field($column['name'], $type)); |
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if ($type instanceof TypeInterface) { |
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$types[$column['name']] = $type; |
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} |
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} |
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$query->state()->compiledParts['columns'] = [ |
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'sql' => '('.implode(', ', $columns).') ', |
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'types' => $types, |
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'values' => '('.str_repeat('?, ', count($types) - 1).'?)', |
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]; |
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} |
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/** |
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* Compile values for bulk INSERT query |
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* |
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* @param CompilableClause $query |
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* |
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* @return string |
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*/ |
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411 |
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private function compileValues(CompilableClause $query) |
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{ |
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if (!$query->statements['bulk']) { |
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return 'VALUES '.$query->state()->compiledParts['columns']['values']; |
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} |
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$values = $query->state()->compiledParts['columns']['values']; |
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return 'VALUES '.str_repeat($values.', ', count($query->statements['values']) - 1).$values; |
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} |
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} |
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b2pweb /
bdf-prime
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