PHP funkce

Utils.php

<?php

namespace App;

use Nette\Forms\Controls;

class Utils {
  
	/**
	 * Naformatuje cislo jako menu.
	 * @param integer
	 * @param ActiveRow
	 * @param bool Zda se ma pridat symbol meny (napr.: 'Kc', '$', '€', ...)
	 * @return string
	 */
	public static function priceFormat($price, $currency, $withSymbol = TRUE) {
		if ($currency === FALSE)
			return '';

		if (empty($price))
			$price = 0;

		$nulls = 2;
		if (floor($price) == floor($price * 100) / 100)
			$nulls = $currency->nulls;

		$price = static::numberFormat($price, $nulls, $currency->dSep, $currency->tSep);

		if ($withSymbol) {
			if ($currency->position == 'after')
				$price = $price . $currency->sSep . $currency->symbol;
			else
				$price = $currency->symbol . $currency->sSep . $price;
		}

		return $price;
	}

	/**
	 * Funguje jako number_format, ale místo -0.00 zobrazí 0.00.
	 * @param float $number
	 * @param integer $decimals
	 * @param string $dec_point
	 * @param string $thousands_sep
	 * @return string
	 */
	public static function numberFormat($number, $decimals = 0, $dec_point = '.', $thousands_sep = ',') {

		if (round($number, $decimals) == 0)
			$number = 0;

		return number_format($number, $decimals, $dec_point, $thousands_sep);
	}


	/**
	 * Funguje jako array_unshift, ale umí zadat i klíč.
	 * @param array $arr
	 * @param mixed $key
	 * @param mixed $val
	 */
	public static function array_unshift_assoc(&$arr, $key, $val) {
		if (is_null($arr))
			return FALSE;

		$arr = array_reverse($arr, true);
		$arr[$key] = $val;
		$arr = array_reverse($arr, true);

		return count($arr);
	}



	/**
	 * Převede rodné číslo na DateTime
	 * @param string $nin
	 * @return \Nette\Utils\DateTime
	 */
	public static function ninToDate($nin) {

		// "be liberal in what you receive"
		if (!preg_match('#^\s*(\d\d)(\d\d)(\d\d)[ /]*(\d\d\d)(\d?)\s*$#', $nin, $matches)) {
			return NULL;
		}

		list(, $year, $month, $day, $ext, $c) = $matches;

		$year += $year < 54 ? 2000 : 1900;

		// k měsíci může být připočteno 20, 50 nebo 70
		if ($month > 70 && $year > 2003) $month -= 70;
		elseif ($month > 50) $month -= 50;
		elseif ($month > 20 && $year > 2003) $month -= 20;

		$date = (new \Nette\Utils\DateTime('midnight'))->setDate($year, $month, $day);
		return $date ? $date : NULL;
	}
	
	

	/**
	 * Funguje podobně jako tempnam. Vytvoří složku s unikátním názvem.
	 * @param string $dir
	 * @param string $prefix
	 * @return string|FALSE
	 */
	public static function tempnamDir($dir, $prefix) {
		$tempfile = tempnam($dir, $prefix);

		if (file_exists($tempfile))
			unlink($tempfile);

		mkdir($tempfile);

		return $tempfile;
	}
	
	
	
	/**
	 * Remove dir recursive
	 */
	public static function rmdir_r($dirName) {
		if (is_dir($dirName)) {
			foreach (glob($dirName . '/*') as $file) {
				if (is_dir($file))
					self::rmdir_r($file);
				else
					unlink($file);
			}
			rmdir($dirName);
		}
	}
	
}