X-Git-Url: https://git.rapsys.eu/packbundle/blobdiff_plain/5324c74e736bc74c7e05cc8740c1971ff82e3306..068e3ad94a51810a9d5ebdff3b2a60a746663d45:/Util/IntlUtil.php

diff --git a/Util/IntlUtil.php b/Util/IntlUtil.php
index 9f897e1..b37169d 100644
--- a/Util/IntlUtil.php
+++ b/Util/IntlUtil.php
@@ -22,6 +22,7 @@ class IntlUtil {
 	 * Format date
 	 */
 	public function date(Environment $env, \DateTime $date, string $dateFormat = 'medium', string $timeFormat = 'medium', ?string $locale = null, \IntlTimeZone|\DateTimeZone|string|null $timezone = null, ?string $calendar = null, ?string $pattern = null) {
+		//Get converted date
 		$date = twig_date_converter($env, $date, $timezone);
 
 		//Set date and time formatters
@@ -33,6 +34,7 @@ class IntlUtil {
 			'full' => \IntlDateFormatter::FULL,
 		];
 
+		//Get formatter
 		$formatter = \IntlDateFormatter::create(
 			$locale,
 			$formatters[$dateFormat],
@@ -42,6 +44,7 @@ class IntlUtil {
 			$pattern
 		);
 
+		//Return formatted date
 		return $formatter->format($date->getTimestamp());
 	}
 
@@ -49,32 +52,78 @@ class IntlUtil {
 	 * Format number
 	 */
 	public function number(int|float $number, $style = 'decimal', $type = 'default', ?string $locale = null) {
-		static $typeValues = array(
+		//Set types
+		static $types = [
 			'default' => NumberFormatter::TYPE_DEFAULT,
 			'int32' => NumberFormatter::TYPE_INT32,
 			'int64' => NumberFormatter::TYPE_INT64,
 			'double' => NumberFormatter::TYPE_DOUBLE,
 			'currency' => NumberFormatter::TYPE_CURRENCY,
-		);
+		];
 
+		//Get formatter
 		$formatter = $this->getNumberFormatter($locale, $style);
 
-		if (!isset($typeValues[$type])) {
-			throw new SyntaxError(sprintf('The type "%s" does not exist. Known types are: "%s"', $type, implode('", "', array_keys($typeValues))));
+		//Without type
+		if (!isset($types[$type])) {
+			throw new SyntaxError(sprintf('The type "%s" does not exist. Known types are: "%s"', $type, implode('", "', array_keys($types))));
 		}
 
-		return $formatter->format($number, $typeValues[$type]);
+		//Return formatted number
+		return $formatter->format($number, $types[$type]);
 	}
 
 	/**
 	 * Format currency
 	 */
 	public function currency(int|float $number, string $currency, ?string $locale = null) {
+		//Get formatter
 		$formatter = $this->getNumberFormatter($locale, 'currency');
 
+		//Return formatted currency
 		return $formatter->formatCurrency($number, $currency);
 	}
 
+	/**
+	 * Compute eastern for selected year
+	 *
+	 * @param string $year The eastern year
+	 *
+	 * @return DateTime The eastern date
+	 */
+	public function getEastern(string $year): \DateTime {
+		//Set static results
+		static $results = [];
+
+		//Check if already computed
+		if (isset($results[$year])) {
+			//Return computed eastern
+			return $results[$year];
+		}
+
+		$d = (19 * ($year % 19) + 24) % 30;
+
+		$e = (2 * ($year % 4) + 4 * ($year % 7) + 6 * $d + 5) % 7;
+
+		$day = 22 + $d + $e;
+
+		$month = 3;
+
+		if ($day > 31) {
+			$day = $d + $e - 9;
+			$month = 4;
+		} elseif ($d == 29 && $e == 6) {
+			$day = 10;
+			$month = 4;
+		} elseif ($d == 28 && $e == 6) {
+			$day = 18;
+			$month = 4;
+		}
+
+		//Store eastern in data
+		return ($results[$year] = new \DateTime(sprintf('%04d-%02d-%02d', $year, $month, $day)));
+	}
+
 	/**
 	 * Gets number formatter instance matching locale and style.
 	 *