158 lines
4.4 KiB
PHP
158 lines
4.4 KiB
PHP
<?php
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/**
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* @link http://www.yiiframework.com/
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* @copyright Copyright (c) 2008 Yii Software LLC
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* @license http://www.yiiframework.com/license/
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*/
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namespace yii\db\pgsql;
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use yii\db\ArrayExpression;
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use yii\db\ExpressionInterface;
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use yii\db\JsonExpression;
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/**
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* Class ColumnSchema for PostgreSQL database.
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*
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* @author Dmytro Naumenko <d.naumenko.a@gmail.com>
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*/
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class ColumnSchema extends \yii\db\ColumnSchema
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{
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/**
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* @var int the dimension of array. Defaults to 0, means this column is not an array.
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*/
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public $dimension = 0;
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/**
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* @var bool whether the column schema should OMIT using JSON support feature.
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* You can use this property to make upgrade to Yii 2.0.14 easier.
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* Default to `false`, meaning JSON support is enabled.
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*
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* @since 2.0.14.1
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* @deprecated Since 2.0.14.1 and will be removed in 2.1.
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*/
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public $disableJsonSupport = false;
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/**
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* @var bool whether the column schema should OMIT using PgSQL Arrays support feature.
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* You can use this property to make upgrade to Yii 2.0.14 easier.
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* Default to `false`, meaning Arrays support is enabled.
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*
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* @since 2.0.14.1
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* @deprecated Since 2.0.14.1 and will be removed in 2.1.
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*/
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public $disableArraySupport = false;
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/**
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* @var bool whether the Array column value should be unserialized to an [[ArrayExpression]] object.
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* You can use this property to make upgrade to Yii 2.0.14 easier.
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* Default to `true`, meaning arrays are unserialized to [[ArrayExpression]] objects.
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*
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* @since 2.0.14.1
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* @deprecated Since 2.0.14.1 and will be removed in 2.1.
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*/
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public $deserializeArrayColumnToArrayExpression = true;
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/**
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* @var string name of associated sequence if column is auto-incremental
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* @since 2.0.29
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*/
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public $sequenceName;
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/**
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* {@inheritdoc}
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*/
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public function dbTypecast($value)
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{
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if ($value === null) {
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return $value;
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}
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if ($value instanceof ExpressionInterface) {
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return $value;
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}
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if ($this->dimension > 0) {
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return $this->disableArraySupport
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? (string) $value
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: new ArrayExpression($value, $this->dbType, $this->dimension);
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}
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if (!$this->disableJsonSupport && in_array($this->dbType, [Schema::TYPE_JSON, Schema::TYPE_JSONB], true)) {
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return new JsonExpression($value, $this->dbType);
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}
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return $this->typecast($value);
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}
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/**
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* {@inheritdoc}
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*/
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public function phpTypecast($value)
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{
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if ($this->dimension > 0) {
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if ($this->disableArraySupport) {
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return $value;
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}
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if (!is_array($value)) {
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$value = $this->getArrayParser()->parse($value);
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}
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if (is_array($value)) {
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array_walk_recursive($value, function (&$val, $key) {
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$val = $this->phpTypecastValue($val);
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});
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} elseif ($value === null) {
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return null;
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}
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return $this->deserializeArrayColumnToArrayExpression
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? new ArrayExpression($value, $this->dbType, $this->dimension)
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: $value;
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}
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return $this->phpTypecastValue($value);
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}
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/**
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* Casts $value after retrieving from the DBMS to PHP representation.
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*
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* @param string|null $value
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* @return bool|mixed|null
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*/
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protected function phpTypecastValue($value)
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{
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if ($value === null) {
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return null;
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}
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switch ($this->type) {
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case Schema::TYPE_BOOLEAN:
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switch (strtolower($value)) {
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case 't':
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case 'true':
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return true;
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case 'f':
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case 'false':
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return false;
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}
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return (bool) $value;
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case Schema::TYPE_JSON:
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return $this->disableJsonSupport ? $value : json_decode($value, true);
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}
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return parent::phpTypecast($value);
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}
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/**
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* Creates instance of ArrayParser
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*
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* @return ArrayParser
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*/
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protected function getArrayParser()
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{
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static $parser = null;
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if ($parser === null) {
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$parser = new ArrayParser();
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}
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return $parser;
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}
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}
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