Recurrence\RruleTransformer\AbstractRruleTransformer

Complexity

Total Complexity

5

Size/Duplication

Total Lines	29
Duplicated Lines	0 %

Coupling/Cohesion

Components	0
Dependencies	0

Test Coverage

Coverage

100%

Importance

Changes	1
Bugs	0	Features	0

2 Methods

Rating	Name	Duplication	Size	Complexity
A	transform()	0	10	3
A	throwExceptionOnInvalidParameter()	0	6	2

<?php

namespace Recurrence\RruleTransformer;
use Recurrence\Recurrence;

/**
 * Class AbstractRruleTransformer
 * @package Recurrence\RruleTransformer
 */
abstract class AbstractRruleTransformer
{
    /**
     * @param string $rRule
     * @return integer
     */
    public function transform($rRule)
    {
        if (preg_match(sprintf('/%s=%s/', $this::RRULE_PARAMETER, $this::RRULE_PATTERN), $rRule, $matches)) {
            return (is_numeric($matches[1])) ? (int) $matches[1] : $matches[1];
        }

        $this->throwExceptionOnInvalidParameter($rRule, $this::RRULE_PARAMETER);

        return null;
    }

    /**
     * @param string $rRule
     * @param string $ruleKey
     * @return bool
     */
    public function throwExceptionOnInvalidParameter($rRule, $ruleKey)
    {
        if ((preg_match(sprintf('/%s=/', $ruleKey), $rRule, $matches) === 1)) {
            throw new \InvalidArgumentException(sprintf('RRULE invalid [%s] option', $ruleKey));
        }
    }
}