mirror of
https://github.com/kamilwylegala/cakephp2-php8.git
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231 lines
No EOL
6.4 KiB
PHP
231 lines
No EOL
6.4 KiB
PHP
<?php
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/**
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* Number Helper.
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*
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* Methods to make numbers more readable.
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*
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* PHP versions 4 and 5
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*
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* CakePHP(tm) : Rapid Development Framework (http://cakephp.org)
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* Copyright 2005-2009, Cake Software Foundation, Inc. (http://cakefoundation.org)
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*
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* Licensed under The MIT License
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* Redistributions of files must retain the above copyright notice.
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*
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* @copyright Copyright 2005-2009, Cake Software Foundation, Inc. (http://cakefoundation.org)
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* @link http://cakephp.org CakePHP(tm) Project
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* @package cake
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* @subpackage cake.cake.libs.view.helpers
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* @since CakePHP(tm) v 0.10.0.1076
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* @license MIT License (http://www.opensource.org/licenses/mit-license.php)
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*/
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/**
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* Number helper library.
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*
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* Methods to make numbers more readable.
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*
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* @package cake
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* @subpackage cake.cake.libs.view.helpers
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*/
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class NumberHelper extends AppHelper {
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/**
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* Currencies supported by the helper. You can add additional currency formats
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* with NumberHelper::addFormat
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*
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* @var array
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* @access protected
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*/
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var $_currencies = array(
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'USD' => array(
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'before' => '$', 'after' => 'c', 'zero' => 0, 'places' => 2, 'thousands' => ',',
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'decimals' => '.', 'negative' => '()', 'escape' => true
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),
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'GBP' => array(
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'before'=>'£', 'after' => 'p', 'zero' => 0, 'places' => 2, 'thousands' => ',',
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'decimals' => '.', 'negative' => '()','escape' => false
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),
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'EUR' => array(
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'before'=>'€', 'after' => 'c', 'zero' => 0, 'places' => 2, 'thousands' => '.',
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'decimals' => ',', 'negative' => '()', 'escape' => false
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)
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);
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/**
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* Default options for currency formats
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*
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* @var array
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* @access protected
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*/
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var $_currencyDefaults = array(
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'before'=>'', 'after' => '', 'zero' => '0', 'places' => 2, 'thousands' => ',',
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'decimals' => '.','negative' => '()', 'escape' => true
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);
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/**
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* Formats a number with a level of precision.
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*
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* @param float $number A floating point number.
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* @param integer $precision The precision of the returned number.
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* @return float Enter description here...
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*/
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function precision($number, $precision = 3) {
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return sprintf("%01.{$precision}f", $number);
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}
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/**
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* Returns a formatted-for-humans file size.
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*
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* @param integer $length Size in bytes
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* @return string Human readable size
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*/
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function toReadableSize($size) {
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switch (true) {
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case $size < 1024:
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return sprintf(__n('%d Byte', '%d Bytes', $size, true), $size);
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case round($size / 1024) < 1024:
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return sprintf(__('%d KB', true), $this->precision($size / 1024, 0));
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case round($size / 1024 / 1024, 2) < 1024:
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return sprintf(__('%.2f MB', true), $this->precision($size / 1024 / 1024, 2));
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case round($size / 1024 / 1024 / 1024, 2) < 1024:
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return sprintf(__('%.2f GB', true), $this->precision($size / 1024 / 1024 / 1024, 2));
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default:
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return sprintf(__('%.2f TB', true), $this->precision($size / 1024 / 1024 / 1024 / 1024, 2));
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}
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}
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/**
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* Formats a number into a percentage string.
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*
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* @param float $number A floating point number
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* @param integer $precision The precision of the returned number
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* @return string Percentage string
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*/
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function toPercentage($number, $precision = 2) {
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return $this->precision($number, $precision) . '%';
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}
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/**
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* Formats a number into a currency format.
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*
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* @param float $number A floating point number
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* @param integer $options if int then places, if string then before, if (,.-) then use it
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* or array with places and before keys
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* @return string formatted number
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*/
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function format($number, $options = false) {
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$places = 0;
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if (is_int($options)) {
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$places = $options;
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}
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$separators = array(',', '.', '-', ':');
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$before = $after = null;
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if (is_string($options) && !in_array($options, $separators)) {
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$before = $options;
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}
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$thousands = ',';
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if (!is_array($options) && in_array($options, $separators)) {
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$thousands = $options;
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}
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$decimals = '.';
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if (!is_array($options) && in_array($options, $separators)) {
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$decimals = $options;
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}
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$escape = true;
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if (is_array($options)) {
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$options = array_merge(array('before'=>'$', 'places' => 2, 'thousands' => ',', 'decimals' => '.'), $options);
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extract($options);
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}
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$out = $before . number_format($number, $places, $decimals, $thousands) . $after;
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if ($escape) {
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return h($out);
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}
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return $out;
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}
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/**
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* Formats a number into a currency format.
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*
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* @param float $number
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* @param string $currency Shortcut to default options. Valid values are 'USD', 'EUR', 'GBP', otherwise
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* set at least 'before' and 'after' options.
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* @param array $options
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* @return string Number formatted as a currency.
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*/
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function currency($number, $currency = 'USD', $options = array()) {
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$default = $this->_currencyDefaults;
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if (isset($this->_currencies[$currency])) {
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$default = $this->_currencies[$currency];
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} elseif (is_string($currency)) {
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$options['before'] = $currency;
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}
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$options = array_merge($default, $options);
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$result = null;
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if ($number == 0 ) {
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if ($options['zero'] !== 0 ) {
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return $options['zero'];
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}
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$options['after'] = null;
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} elseif ($number < 1 && $number > -1 ) {
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$multiply = intval('1' . str_pad('', $options['places'], '0'));
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$number = $number * $multiply;
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$options['before'] = null;
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$options['places'] = null;
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} elseif (empty($options['before'])) {
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$options['before'] = null;
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} else {
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$options['after'] = null;
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}
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$abs = abs($number);
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$result = $this->format($abs, $options);
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if ($number < 0 ) {
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if ($options['negative'] == '()') {
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$result = '(' . $result .')';
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} else {
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$result = $options['negative'] . $result;
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}
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}
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return $result;
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}
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/**
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* Add a currency format to the Number helper. Makes reusing
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* currency formats easier.
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*
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* {{{ $number->addFormat('NOK', array('before' => 'Kr. ')); }}}
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*
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* You can now use `NOK` as a shortform when formatting currency amounts.
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*
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* {{{ $number->currency($value, 'NOK'); }}}
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*
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* Added formats are merged with the following defaults.
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*
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* {{{
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* array(
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* 'before' => '$', 'after' => 'c', 'zero' => 0, 'places' => 2, 'thousands' => ',',
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* 'decimals' => '.', 'negative' => '()', 'escape' => true
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* )
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* }}}
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*
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* @param string $formatName The format name to be used in the future.
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* @param array $options The array of options for this format.
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* @return void
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*/
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function addFormat($formatName, $options) {
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$this->_currencies[$formatName] = $options + $this->_currencyDefaults;
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}
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}
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?>
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