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<?php
namespace CommerceGuys\Intl\Formatter;
/**
* Represents a parsed number pattern.
*/
final class ParsedPattern
{
/**
* The positive number pattern.
*
* @var string
*/
protected $positivePattern;
/**
* The negative number pattern.
*
* @var string
*/
protected $negativePattern;
/**
* Whether grouping is used.
*
* @var bool
*/
protected $groupingUsed;
/**
* The primary group size.
*
* @var int
*/
protected $primaryGroupSize;
/**
* The secondary group size.
*
* @var int
*/
protected $secondaryGroupSize;
/**
* Creates a new ParsedPattern instance.
*
* @param string $pattern The raw pattern.
*/
public function __construct($pattern)
{
// Split the pattern into positive and negative patterns.
$patternList = explode(';', $pattern);
if (!isset($patternList[1])) {
// No explicit negative pattern was provided, construct it.
$patternList[1] = '-' . $patternList[0];
}
$this->positivePattern = $patternList[0];
$this->negativePattern = $patternList[1];
$this->groupingUsed = (strpos($patternList[0], ',') !== false);
if ($this->groupingUsed) {
preg_match('/#+0/', $patternList[0], $primaryGroupMatches);
$this->primaryGroupSize = $this->secondaryGroupSize = strlen($primaryGroupMatches[0]);
$numberGroups = explode(',', $patternList[0]);
if (count($numberGroups) > 2) {
// This pattern has a distinct secondary group size.
$this->secondaryGroupSize = strlen($numberGroups[1]);
}
}
}
/**
* Gets the positive number pattern.
*
* Used to format positive numbers.
*
* @return string
*/
public function getPositivePattern()
{
return $this->positivePattern;
}
/**
* Gets the negative number pattern.
*
* Used to format negative numbers.
*
* @return string
*/
public function getNegativePattern()
{
return $this->negativePattern;
}
/**
* Gets whether grouping is used.
*
* Indicates that major digits should be grouped according to
* group sizes, right-to-left.
*
* @return bool
*/
public function isGroupingUsed()
{
return $this->groupingUsed;
}
/**
* Gets the primary group size.
*
* @return int|null
*/
public function getPrimaryGroupSize()
{
return $this->primaryGroupSize;
}
/**
* Gets the secondary group size.
*
* @return int|null
*/
public function getSecondaryGroupSize()
{
return $this->secondaryGroupSize;
}
}
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