Merge branch '4.6RC'4.6

1 files changed, 215 insertions, 0 deletions

diff --git a/vendor/commerceguys/intl/src/Formatter/FormatterTrait.php b/vendor/commerceguys/intl/src/Formatter/FormatterTrait.php
new file mode 100644
index 000000000..aa63c1f5f
--- /dev/null
+++ b/vendor/commerceguys/intl/src/Formatter/FormatterTrait.php
@@ -0,0 +1,215 @@
+<?php
+
+namespace CommerceGuys\Intl\Formatter;
+
+use CommerceGuys\Intl\Calculator;
+use CommerceGuys\Intl\Exception\InvalidArgumentException;
+use CommerceGuys\Intl\NumberFormat\NumberFormat;
+
+trait FormatterTrait
+{
+    /**
+     * The parsed number patterns, keyed by locale and style.
+     *
+     * @var ParsedPattern[]
+     */
+    protected $parsedPatterns = [];
+
+    /**
+     * Localized digits.
+     *
+     * @var array
+     */
+    protected $digits = [
+        NumberFormat::NUMBERING_SYSTEM_ARABIC => [
+            0 => '٠', 1 => '١', 2 => '٢', 3 => '٣', 4 => '٤',
+            5 => '٥', 6 => '٦', 7 => '٧', 8 => '٨', 9 => '٩',
+        ],
+        NumberFormat::NUMBERING_SYSTEM_ARABIC_EXTENDED => [
+            0 => '۰', 1 => '۱', 2 => '۲', 3 => '۳', 4 => '۴',
+            5 => '۵', 6 => '۶', 7 => '۷', 8 => '۸', 9 => '۹',
+        ],
+        NumberFormat::NUMBERING_SYSTEM_BENGALI => [
+            0 => '০', 1 => '১', 2 => '২', 3 => '৩', 4 => '৪',
+            5 => '৫', 6 => '৬', 7 => '৭', 8 => '৮', 9 => '৯',
+        ],
+        NumberFormat::NUMBERING_SYSTEM_DEVANAGARI => [
+            0 => '०', 1 => '१', 2 => '२', 3 => '३', 4 => '४',
+            5 => '५', 6 => '६', 7 => '७', 8 => '८', 9 => '९',
+        ],
+    ];
+
+    /**
+     * Formats the number according to the number format.
+     *
+     * @param string       $number       The number.
+     * @param NumberFormat $numberFormat The number format.
+     *
+     * @return string The formatted number.
+     */
+    protected function formatNumber($number, NumberFormat $numberFormat, array $options = [])
+    {
+        $parsedPattern = $this->getParsedPattern($numberFormat, $options['style']);
+        // Start by rounding the number, if rounding is enabled.
+        if (is_int($options['rounding_mode'])) {
+            $number = Calculator::round($number, $options['maximum_fraction_digits'], $options['rounding_mode']);
+        }
+        $negative = (Calculator::compare('0', $number, 12) == 1);
+        // Ensure that the value is positive and has the right number of digits.
+        $signMultiplier = $negative ? '-1' : '1';
+        $number = bcdiv($number, $signMultiplier, $options['maximum_fraction_digits']);
+        // Split the number into major and minor digits.
+        $numberParts = explode('.', $number);
+        $majorDigits = $numberParts[0];
+        // Account for maximumFractionDigits = 0, where the number won't
+        // have a decimal point, and $numberParts[1] won't be set.
+        $minorDigits = isset($numberParts[1]) ? $numberParts[1] : '';
+
+        if ($options['use_grouping'] && $parsedPattern->isGroupingUsed()) {
+            // Reverse the major digits, since they are grouped from the right.
+            $majorDigits = array_reverse(str_split($majorDigits));
+            // Group the major digits.
+            $groups = [];
+            $groups[] = array_splice($majorDigits, 0, $parsedPattern->getPrimaryGroupSize());
+            while (!empty($majorDigits)) {
+                $groups[] = array_splice($majorDigits, 0, $parsedPattern->getSecondaryGroupSize());
+            }
+            // Reverse the groups and the digits inside of them.
+            $groups = array_reverse($groups);
+            foreach ($groups as &$group) {
+                $group = implode(array_reverse($group));
+            }
+            // Reconstruct the major digits.
+            $majorDigits = implode(',', $groups);
+        }
+
+        if ($options['minimum_fraction_digits'] < $options['maximum_fraction_digits']) {
+            // Strip any trailing zeroes.
+            $minorDigits = rtrim($minorDigits, '0');
+            if (strlen($minorDigits) < $options['minimum_fraction_digits']) {
+                // Now there are too few digits, re-add trailing zeroes
+                // until the desired length is reached.
+                $neededZeroes = $options['minimum_fraction_digits'] - strlen($minorDigits);
+                $minorDigits .= str_repeat('0', $neededZeroes);
+            }
+        }
+
+        // Assemble the final number and insert it into the pattern.
+        $number = strlen($minorDigits) ? $majorDigits . '.' . $minorDigits : $majorDigits;
+        $pattern = $negative ? $parsedPattern->getNegativePattern() : $parsedPattern->getPositivePattern();
+        $number = preg_replace('/#(?:[\.,]#+)*0(?:[,\.][0#]+)*/', $number, $pattern);
+        $number = $this->localizeNumber($number, $numberFormat);
+
+        return $number;
+    }
+
+    /**
+     * Localizes the number according to the number format.
+     *
+     * Both the digits and the symbols are replaced
+     * with their localized equivalents.
+     *
+     * @param string       $number       The number.
+     * @param NumberFormat $numberFormat The number format.
+     *
+     * @return string The localized number.
+     *
+     * @see http://cldr.unicode.org/translation/number-symbols
+     */
+    protected function localizeNumber($number, NumberFormat $numberFormat)
+    {
+        // Localize digits.
+        $numberingSystem = $numberFormat->getNumberingSystem();
+        if (isset($this->digits[$numberingSystem])) {
+            $number = strtr($number, $this->digits[$numberingSystem]);
+        }
+        // Localize symbols.
+        $replacements = [
+            '.' => $numberFormat->getDecimalSeparator(),
+            ',' => $numberFormat->getGroupingSeparator(),
+            '+' => $numberFormat->getPlusSign(),
+            '-' => $numberFormat->getMinusSign(),
+            '%' => $numberFormat->getPercentSign(),
+        ];
+        $number = strtr($number, $replacements);
+
+        return $number;
+    }
+
+    /**
+     * Parses the number according to the number format.
+     *
+     * Both the digits and the symbols are replaced
+     * with their non-localized equivalents.
+     *
+     * @param string       $number       The number.
+     * @param NumberFormat $numberFormat The number format.
+     *
+     * @return string The localized number.
+     */
+    protected function parseNumber($number, NumberFormat $numberFormat)
+    {
+        $replacements = [
+            $numberFormat->getGroupingSeparator() => '',
+            // Convert the localized symbols back to their original form.
+            $numberFormat->getDecimalSeparator() => '.',
+            $numberFormat->getPlusSign() => '+',
+            $numberFormat->getMinusSign() => '-',
+            $numberFormat->getPercentSign() => '%',
+
+            // Strip whitespace (spaces and non-breaking spaces).
+            ' ' => '',
+            chr(0xC2) . chr(0xA0) => '',
+        ];
+        $numberingSystem = $numberFormat->getNumberingSystem();
+        if (isset($this->digits[$numberingSystem])) {
+            // Convert the localized digits back to latin.
+            $replacements += array_flip($this->digits[$numberingSystem]);
+        }
+        $number = strtr($number, $replacements);
+
+        // Convert the accounting format for negative numbers.
+        if (substr($number, 0, 1) == '(' && substr($number, -1, 1) == ')') {
+            $number = '-' . str_replace(['(', ')'], '', $number);
+        }
+        // Convert percentages back to their decimal form.
+        if (strpos($number, '%') !== false) {
+            $number = str_replace('%', '', $number);
+            $number = Calculator::divide($number, '100');
+        }
+
+        return is_numeric($number) ? $number : false;
+    }
+
+    /**
+     * Gets the pattern for the provided number format.
+     *
+     * @param NumberFormat $numberFormat The number format.
+     * @param string       $style        The formatter style.
+     *
+     * @return ParsedPattern
+     */
+    protected function getParsedPattern(NumberFormat $numberFormat, $style)
+    {
+        $locale = $numberFormat->getLocale();
+        if (!isset($this->parsedPatterns[$locale][$style])) {
+            $availablePatterns = $this->getAvailablePatterns($numberFormat);
+            if (!isset($availablePatterns[$style])) {
+                throw new InvalidArgumentException(sprintf('Unrecognized style "%s".', $style));
+            }
+
+            $this->parsedPatterns[$locale][$style] = new ParsedPattern($availablePatterns[$style]);
+        }
+
+        return $this->parsedPatterns[$locale][$style];
+    }
+
+    /**
+     * Gets the available patterns for the provided number format.
+     *
+     * @param NumberFormat $numberFormat The number format.
+     *
+     * @return string[] The patterns, keyed by style.
+     */
+    abstract protected function getAvailablePatterns(NumberFormat $numberFormat);
+}