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<?php
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/* vim: set expandtab tabstop=4 softtabstop=4 shiftwidth=4: */
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//
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// +----------------------------------------------------------------------+
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// | PHP version 4 |
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// +----------------------------------------------------------------------+
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// | Copyright (c) 1997-2006 The PHP Group |
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// +----------------------------------------------------------------------+
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// | This source file is subject to version 3.0 of the PHP license, |
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// | that is bundled with this package in the file LICENSE, and is |
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// | available at through the world-wide-web at |
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// | http://www.php.net/license/3_0.txt. |
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// | If you did not receive a copy of the PHP license and are unable to |
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// | obtain it through the world-wide-web, please send a note to |
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// | license@php.net so we can mail you a copy immediately. |
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// +----------------------------------------------------------------------+
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// | Authors: Piotr Klaban <makler@man.torun.pl> |
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// +----------------------------------------------------------------------+
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//
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// $Id: Words.php,v 1.4 2006/06/13 11:29:35 makler Exp $
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//
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/**
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* The Numbers_Words class provides method to convert arabic numerals to
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* words (also with currency name).
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*
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* @author Piotr Klaban <makler@man.torun.pl>
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* @package Numbers_Words
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*/
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// {{{ Numbers_Words
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/**
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* The Numbers_Words class provides method to convert arabic numerals to words.
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*
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* @access public
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* @author Piotr Klaban <makler@man.torun.pl>
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* @since PHP 4.2.3
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* @package Numbers_Words
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*/
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class Numbers_Words
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{
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// {{{ toWords()
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/**
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* Converts a number to its word representation
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*
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* @param integer $num An integer between -infinity and infinity inclusive :)
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* that should be converted to a words representation
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*
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* @param string $locale Language name abbreviation. Optional. Defaults to en_US.
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*
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* @return string The corresponding word representation
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*
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* @access public
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* @author Piotr Klaban <makler@man.torun.pl>
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* @since PHP 4.2.3
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*/
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function toWords($num, $locale = 'en_US') {
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include_once("Words/lang.${locale}.php");
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$classname = "Numbers_Words_${locale}";
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if (!class_exists($classname)) {
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return Numbers_Words::raiseError("Unable to include the Numbers/Words/lang.${locale}.php file");
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}
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$methods = get_class_methods($classname);
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if (!in_array('toWords', $methods) && !in_array('towords', $methods)) {
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return Numbers_Words::raiseError("Unable to find toWords method in '$classname' class");
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}
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@$obj =& new $classname;
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return trim($obj->toWords($num));
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}
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// }}}
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// {{{ toCurrency()
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/**
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* Converts a currency value to word representation (1.02 => one dollar two cents)
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* If the number has not any fraction part, the "cents" number is omitted.
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*
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* @param float $num A float/integer/string number representing currency value
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*
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* @param string $locale Language name abbreviation. Optional. Defaults to en_US.
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*
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* @param string $int_curr International currency symbol
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* as defined by the ISO 4217 standard (three characters).
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* E.g. 'EUR', 'USD', 'PLN'. Optional.
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* Defaults to $def_currency defined in the language class.
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*
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* @return string The corresponding word representation
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*
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* @access public
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* @author Piotr Klaban <makler@man.torun.pl>
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* @since PHP 4.2.3
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*/
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function toCurrency($num, $locale = 'en_US', $int_curr = '') {
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$ret = $num;
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@include_once("Numbers/Words/lang.${locale}.php");
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$classname = "Numbers_Words_${locale}";
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if (!class_exists($classname)) {
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return Numbers_Words::raiseError("Unable to include the Numbers/Words/lang.${locale}.php file");
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}
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$methods = get_class_methods($classname);
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if (!in_array('toCurrencyWords', $methods) && !in_array('tocurrencywords', $methods)) {
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return Numbers_Words::raiseError("Unable to find toCurrencyWords method in '$classname' class");
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}
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@$obj =& new $classname;
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if (strpos($num, '.') === false)
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{
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$ret = trim($obj->toCurrencyWords($int_curr, $num));
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} else {
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$currency = explode('.', $num, 2);
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/* add leading zero */
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if (strlen($currency[1]) == 1) {
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$currency[1] .= '0';
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}
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$ret = trim($obj->toCurrencyWords($int_curr, $currency[0], $currency[1]));
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}
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return $ret;
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}
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// }}}
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// {{{ getLocales()
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/**
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* Lists available locales for Numbers_Words
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*
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* @param string $int_curr International currency symbol
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* @param mixed string/array of strings $locale
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* Optional searched language name abbreviation.
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* Default: all available locales.
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*
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* @return array The available locales (optionaly only the requested ones)
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* @author Piotr Klaban <makler@man.torun.pl>
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* @author Bertrand Gugger, bertrand at toggg dot com
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*
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* @access public
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* @static
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*/
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function getLocales($locale = null) {
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$ret = array();
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if (isset($locale) && is_string($locale)) {
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$locale = array($locale);
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}
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$dname = dirname(__FILE__) . DIRECTORY_SEPARATOR . 'Words' . DIRECTORY_SEPARATOR;
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$dh=opendir($dname);
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if ($dh) {
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while ($fname = readdir($dh)) {
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if (preg_match('#^lang\.([a-z_]+)\.php$#i', $fname, $matches)) {
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if (is_file($dname . $fname) && is_readable($dname . $fname) &&
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(!isset($locale) || in_array($matches[1], $locale))) {
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$ret[] = $matches[1];
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}
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}
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}
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closedir($dh);
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sort($ret);
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}
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return $ret;
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}
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// }}}
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// {{{ raiseError()
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/**
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* Trigger a PEAR error
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*
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* To improve performances, the PEAR.php file is included dynamically.
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*
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* @param string error message
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*/
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function raiseError($msg)
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{
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include_once('PEAR.php');
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return PEAR::raiseError($msg);
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}
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// }}}
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}
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// }}}
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?>
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