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<?php |
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namespace Wandu\Caster; |
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class Caster implements CasterInterface |
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{ |
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/** @var array */ |
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protected static $supportCasts = [ |
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'string', 'int', 'integer', 'num', 'number', 'float', 'double', 'bool', 'boolean' |
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]; |
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/** @var array */ |
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protected $boolFalse = [ |
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'0', 'false', 'False', 'FALSE', 'n', 'N', 'no', 'No', 'NO', 'off', 'Off', 'OFF' |
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]; |
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/** |
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* {@inheritdoc} |
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*/ |
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40 |
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public function cast($value, $type) |
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{ |
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if (($p = strpos($type, '[]')) !== false) { |
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$value = $this->normalizeArray($value); |
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$type = substr($type, 0, $p); |
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return array_map(function ($item) use ($type) { |
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return $this->cast($item, $type); |
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}, $value); |
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} |
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if (strpos($type, '?') !== false) { |
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if ($value === null) { |
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return null; |
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} |
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$type = str_replace($type, '?', ''); |
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} |
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return $this->castPlainType($type, $value); |
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} |
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/** |
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* @param mixed $value |
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* @return array |
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*/ |
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private function normalizeArray($value) |
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{ |
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if (is_array($value)) { |
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return $value; |
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} |
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if (strpos($value, ',') !== false) { |
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return explode(',', $value); |
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} |
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return [$value]; |
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} |
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private function castPlainType($type, $value) |
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{ |
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if ($value === null) { |
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switch ($type) { |
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case 'string': |
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return ''; |
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case 'int': |
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case 'integer': |
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return 0; |
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case 'num': |
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case 'number': |
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case 'float': |
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case 'double': |
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return (float) 0; |
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2 |
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case 'bool': |
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1 |
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case 'boolean': |
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return false; |
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} |
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} |
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if (is_array($value)) { |
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$value = implode(',', $value); |
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} |
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switch ($type) { |
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case 'string': |
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return (string) $value; |
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case 'int': |
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case 'integer': |
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return (int) $value; |
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case 'num': |
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case 'number': |
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case 'float': |
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case 'double': |
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return (double) $value; |
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case 'bool': |
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case 'boolean': |
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if (in_array($value, $this->boolFalse)) { |
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return false; |
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} |
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return (bool) $value; |
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} |
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1 |
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throw new UnsupportTypeException($type); |
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} |
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} |
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Wandu /
Framework
