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<?php |
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namespace SPSS\Sav\Record; |
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use SPSS\Buffer; |
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use SPSS\Sav\Record; |
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class InfoCollection |
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{ |
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/** |
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* @var array |
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*/ |
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public static $classMap = [ |
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Record\Info\MachineInteger::class, |
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Record\Info\MachineFloatingPoint::class, |
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Record\Info\VariableDisplayParam::class, |
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Record\Info\LongVariableNames::class, |
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Record\Info\VeryLongString::class, |
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Record\Info\ExtendedNumberOfCases::class, |
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Record\Info\DataFileAttributes::class, |
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Record\Info\VariableAttributes::class, |
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Record\Info\CharacterEncoding::class, |
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Record\Info\LongStringValueLabels::class, |
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Record\Info\LongStringMissingValues::class, |
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]; |
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/** |
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* @var array |
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*/ |
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public $data = []; |
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/** |
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* @param int $subtype |
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* @return string |
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*/ |
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protected static function getClassBySubtype($subtype) |
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{ |
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foreach (self::$classMap as $class) { |
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if (is_subclass_of($class, Record\Info::class) && $subtype == $class::SUBTYPE) { |
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return $class; |
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} |
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} |
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return Record\Info\Unknown::class; |
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} |
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/** |
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* @param \SPSS\Buffer $buffer |
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* @return array|\SPSS\Sav\Record |
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*/ |
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public function fill(Buffer $buffer) |
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{ |
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$subtype = $buffer->readInt(); |
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$this->data[$subtype] = call_user_func(self::getClassBySubtype($subtype) . '::fill', $buffer); |
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return $this->data; |
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} |
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} |
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collecthor /
spss
