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<?php |
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/** |
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* The MIT License (MIT) |
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* |
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* Copyright (c) 2015 Repo2 |
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* |
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* Permission is hereby granted, free of charge, to any person obtaining a copy |
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* of this software and associated documentation files (the "Software"), to deal |
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* in the Software without restriction, including without limitation the rights |
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell |
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* copies of the Software, and to permit persons to whom the Software is |
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* furnished to do so, subject to the following conditions: |
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* |
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* The above copyright notice and this permission notice shall be included in all |
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* copies or substantial portions of the Software. |
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* |
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE |
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER |
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, |
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE |
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* SOFTWARE. |
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*/ |
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namespace Repo2\QueryBuilder\Expression; |
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use Repo2\QueryBuilder\DDL\DataType; |
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use Repo2\QueryBuilder\DriverInterface; |
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use Repo2\QueryBuilder\Exception\CompileException; |
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class Column extends Reference |
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{ |
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/** @var DataType */ |
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private $type; |
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/** @var boolean */ |
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private $nullable = true; |
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/** @var string */ |
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private $defval; |
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/** @var boolean */ |
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private $primary = false; |
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/** |
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* @return Column |
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*/ |
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public function integer() |
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{ |
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return $this->type(new DataType\Scalar('integer')); |
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} |
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/** |
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* @param int $length |
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* @return Column |
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*/ |
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public function varchar($length) |
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{ |
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return $this->type(new DataType\ScalarLength('varchar', $length)); |
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} |
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/** |
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* @return Column |
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*/ |
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public function bigint() |
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{ |
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return $this->type(new DataType\Scalar('bigint')); |
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} |
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/** |
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* @return Column |
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*/ |
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public function timestamp() |
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{ |
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return $this->type(new DataType\Scalar('timestamp')); |
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} |
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/** |
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* @param DataType $type |
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* @return Column |
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*/ |
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public function type(DataType $type) |
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{ |
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$this->type = $type; |
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return $this; |
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} |
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/** |
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* Set NOT NULL option. |
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* |
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* @return Column |
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*/ |
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public function required() |
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{ |
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$this->nullable = false; |
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return $this; |
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} |
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/** |
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* Set default value. |
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* |
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* @param mixed $val |
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* @return Column |
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*/ |
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public function defval($val) |
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{ |
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$this->defval = $val; |
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return $this; |
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} |
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/** |
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* Defines the column as primary key. |
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* |
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* @return Column |
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*/ |
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public function primary() |
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{ |
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$this->primary = true; |
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return $this; |
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} |
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/** |
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* @inheritDoc |
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*/ |
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public function compile(DriverInterface $driver) |
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{ |
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if (!$this->type) { |
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throw new CompileException(sprintf('Data type for the column "%s" not defined.', $this->ref)); |
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} |
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$compiled = parent::compile($driver) . ' ' . $this->type->compile(); |
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if ($this->primary) { |
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return $this->compilePrimary($compiled); |
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} |
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return $this->compileRegular($driver, $compiled); |
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} |
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/** |
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* @param string $compiled |
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* @return string |
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*/ |
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private function compilePrimary($compiled) |
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{ |
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return $compiled . ' PRIMARY KEY'; |
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} |
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/** |
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* @param DriverInterface $driver |
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* @param string $compiled |
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* @return string |
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*/ |
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private function compileRegular(DriverInterface $driver, $compiled) |
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{ |
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if (!$this->nullable) { |
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$compiled .= ' NOT NULL'; |
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} |
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if (null !== $this->defval) { |
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$compiled .= ' DEFAULT "' . $driver->escapeValue($this->defval) . '"'; |
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} |
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return $compiled; |
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} |
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} |
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Repo2 /
query-builder
