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ðŸ“ ..
ðŸ“ Catalogue
ðŸ“ Dumper
ðŸ“ Exception
ðŸ“ Extractor
ðŸ“„ IdentityTranslator.php(1.56 KB)
ðŸ“„ Interval.php(2.73 KB)
ðŸ“ Loader
ðŸ“„ MessageCatalogue.php(6.38 KB)
ðŸ“„ MessageCatalogueInterface.php(4.15 KB)
ðŸ“„ MessageSelector.php(3.08 KB)
ðŸ“„ MetadataAwareInterface.php(1.51 KB)
ðŸ“„ PluralizationRules.php(6.11 KB)
ðŸ“„ Translator.php(6.88 KB)
ðŸ“„ TranslatorInterface.php(1.97 KB)
ðŸ“ Writer
ðŸ“„ autoloader.php(341 B)

Editing: Interval.php

<?php

/*
 * This file is part of the Symfony package.
 *
 * (c) Fabien Potencier <fabien@symfony.com>
 *
 * For the full copyright and license information, please view the LICENSE
 * file that was distributed with this source code.
 */

namespace Symfony\Component\Translation;

/**
 * Tests if a given number belongs to a given math interval.
 *
 * An interval can represent a finite set of numbers:
 *
 *  {1,2,3,4}
 *
 * An interval can represent numbers between two numbers:
 *
 *  [1, +Inf]
 *  ]-1,2[
 *
 * The left delimiter can be [ (inclusive) or ] (exclusive).
 * The right delimiter can be [ (exclusive) or ] (inclusive).
 * Beside numbers, you can use -Inf and +Inf for the infinite.
 *
 * @author Fabien Potencier <fabien@symfony.com>
 *
 * @see    http://en.wikipedia.org/wiki/Interval_%28mathematics%29#The_ISO_notation
 */
class Interval
{
    /**
     * Tests if the given number is in the math interval.
     *
     * @param integer $number   A number
     * @param string  $interval An interval
     *
     * @return Boolean
     *
     * @throws \InvalidArgumentException
     */
    public static function test($number, $interval)
    {
        $interval = trim($interval);

if (!preg_match('/^'.self::getIntervalRegexp().'$/x', $interval, $matches)) {
            throw new \InvalidArgumentException(sprintf('"%s" is not a valid interval.', $interval));
        }

if ($matches[1]) {
            foreach (explode(',', $matches[2]) as $n) {
                if ($number == $n) {
                    return true;
                }
            }
        } else {
            $leftNumber = self::convertNumber($matches['left']);
            $rightNumber = self::convertNumber($matches['right']);

return
                ('[' === $matches['left_delimiter'] ? $number >= $leftNumber : $number > $leftNumber)
                && (']' === $matches['right_delimiter'] ? $number <= $rightNumber : $number < $rightNumber)
            ;
        }

return false;
    }

/**
     * Returns a Regexp that matches valid intervals.
     *
     * @return string A Regexp (without the delimiters)
     */
    public static function getIntervalRegexp()
    {
        return <<<EOF
        ({\s*
            (\-?\d+(\.\d+)?[\s*,\s*\-?\d+(\.\d+)?]*)
        \s*})

(?P<left_delimiter>[\[\]])
            \s*
            (?P<left>-Inf|\-?\d+(\.\d+)?)
            \s*,\s*
            (?P<right>\+?Inf|\-?\d+(\.\d+)?)
            \s*
        (?P<right_delimiter>[\[\]])
EOF;
    }

private static function convertNumber($number)
    {
        if ('-Inf' === $number) {
            return log(0);
        } elseif ('+Inf' === $number || 'Inf' === $number) {
            return -log(0);
        }

return (float) $number;
    }
}

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