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<?php |
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/** |
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* Author: Nil Portugués Calderó <[email protected]> |
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* Date: 6/3/14 |
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* Time: 12:07 AM. |
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* |
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* For the full copyright and license information, please view the LICENSE |
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* file that was distributed with this source code. |
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*/ |
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namespace NilPortugues\Sql\QueryBuilder\Syntax; |
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/** |
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* Class SyntaxFactory. |
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*/ |
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final class SyntaxFactory |
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{ |
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/** |
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* Creates a collection of Column objects. |
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* |
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* @param array $arguments |
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* @param Table|null $table |
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* |
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* @return array |
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*/ |
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public static function createColumns(array &$arguments, $table = null) |
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{ |
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$createdColumns = []; |
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foreach ($arguments as $index => $column) { |
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if (!is_object($column)) { |
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$newColumn = array($column); |
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$column = self::createColumn($newColumn, $table); |
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if (!is_numeric($index)) { |
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$column->setAlias($index); |
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} |
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$createdColumns[] = $column; |
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} |
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} |
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return \array_filter($createdColumns); |
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} |
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/** |
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* Creates a Column object. |
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* |
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* @param array $argument |
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* @param null|Table $table |
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* |
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* @return Column |
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*/ |
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public static function createColumn(array &$argument, $table = null) |
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{ |
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$columnName = \array_values($argument); |
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$columnName = $columnName[0]; |
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$columnAlias = \array_keys($argument); |
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$columnAlias = $columnAlias[0]; |
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if (\is_numeric($columnAlias) || \strpos($columnName, '*') !== false) { |
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$columnAlias = null; |
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} |
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return new Column($columnName, (string) $table, $columnAlias); |
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} |
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/** |
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* Creates a Table object. |
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* |
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* @param string[] $table |
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* |
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* @return Table |
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*/ |
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public static function createTable($table) |
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{ |
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if (\is_array($table)) { |
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$tableName = \current($table); |
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$tableAlias = \key($table); |
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} else { |
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$tableName = $table; |
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} |
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$newTable = new Table($tableName); |
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if (isset($tableAlias) && !is_numeric($tableAlias)) { |
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$newTable->setAlias($tableAlias); |
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} |
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return $newTable; |
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} |
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} |
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nilportugues /
sql-query-builder
