349 lines
10 KiB
PHP
349 lines
10 KiB
PHP
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<?php
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/* vim: set expandtab tabstop=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) 1997-2003 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: Filippo Beltramini, Davide Caironi |
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// +----------------------------------------------------------------------+
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//
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// Numbers_Words class extension to spell numbers in Italian.
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//
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/**
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* Class for translating numbers into Italian.
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*
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* @author Filippo Beltramini <phil@esight.it>
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* @author Davide Caironi <cairo@esight.it>
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* @package Numbers_Words
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*/
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/**
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* Include needed files
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*/
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require_once("Numbers/Words.php");
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/**
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* Class for translating numbers into Italian.
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* It supports up to quadrilions
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*
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* @author Filippo Beltramini <phil@esight.it>
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* @author Davide Caironi <cairo@esight.it>
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* @package Numbers_Words
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*/
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class Numbers_Words_it_IT extends Numbers_Words
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{
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// {{{ properties
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/**
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* Locale name
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* @var string
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* @access public
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*/
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var $locale = 'it_IT';
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/**
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* Language name in English
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* @var string
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* @access public
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*/
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var $lang = 'Italian';
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/**
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* Native language name
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* @var string
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* @access public
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*/
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var $lang_native = 'Italiano';
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/**
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* The word for the minus sign
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* @var string
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* @access private
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*/
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var $_minus = 'meno ';
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/**
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* The sufixes for exponents (singular and plural)
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* @var array
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* @access private
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*/
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var $_exponent = array(
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0 => array('',''),
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3 => array('mille','mila'),
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6 => array('milione','miloni'),
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12 => array('miliardo','miliardi'),
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18 => array('trillone','trilloni'),
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24 => array('quadrilione','quadrilioni'),
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);
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/**
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* The array containing the digits (indexed by the digits themselves).
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* @var array
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* @access private
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*/
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var $_digits = array(
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0 => 'zero', 'uno', 'due', 'tre', 'quattro',
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'cinque', 'sei', 'sette', 'otto', 'nove'
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);
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/**
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* The word separator
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* @var string
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* @access private
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*/
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var $_sep = '';
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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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* in italiano.
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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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* @param integer $power The power of ten for the rest of the number to the right.
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* For example toWords(12,3) should give "doce mil".
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* Optional, defaults to 0.
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* @return string The corresponding word representation
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*
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* @access private
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* @author Filippo Beltramini
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* @since PHP 4.2.3
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*/
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function toWords($num, $power = 0)
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{
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// The return string;
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$ret = '';
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// add a the word for the minus sign if necessary
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if (substr($num, 0, 1) == '-')
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{
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$ret = $this->_sep . $this->_minus;
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$num = substr($num, 1);
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}
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// strip excessive zero signs
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$num = preg_replace('/^0+/','',$num);
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if (strlen($num) > 6)
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{
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$current_power = 6;
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// check for highest power
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if (isset($this->_exponent[$power]))
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{
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// convert the number above the first 6 digits
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// with it's corresponding $power.
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$snum = substr($num, 0, -6);
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$snum = preg_replace('/^0+/','',$snum);
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if ($snum !== '') {
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$ret .= $this->toWords($snum, $power + 6);
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}
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}
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$num = substr($num, -6);
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if ($num == 0) {
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return $ret;
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}
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}
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elseif ($num == 0 || $num == '') {
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return(' '.$this->_digits[0].' ');
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$current_power = strlen($num);
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}
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else {
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$current_power = strlen($num);
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}
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// See if we need "thousands"
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$thousands = floor($num / 1000);
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if ($thousands == 1) {
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$ret .= $this->_sep . 'mille' . $this->_sep;
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}
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elseif ($thousands > 1) {
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$ret .= $this->toWords($thousands, 3) . $this->_sep;//. 'mil' . $this->_sep;
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}
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// values for digits, tens and hundreds
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$h = floor(($num / 100) % 10);
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$t = floor(($num / 10) % 10);
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$d = floor($num % 10);
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// centinaia: duecento, trecento, etc...
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switch ($h)
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{
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case 1:
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if (($d == 0) and ($t == 0)) { // is it's '100' use 'cien'
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$ret .= $this->_sep . 'cento';
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}
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else {
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$ret .= $this->_sep . 'cento';
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}
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break;
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case 2:
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case 3:
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case 4:
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case 6:
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case 8:
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$ret .= $this->_sep . $this->_digits[$h] . 'cento';
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break;
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case 5:
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$ret .= $this->_sep . 'cinquecento';
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break;
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case 7:
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$ret .= $this->_sep . 'settecento';
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break;
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case 9:
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$ret .= $this->_sep . 'novecento';
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break;
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}
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// decine: venti trenta, etc...
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switch ($t)
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{
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case 9:
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$ret .= $this->_sep . 'novanta';
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break;
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case 8:
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$ret .= $this->_sep . 'ottanta';
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break;
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case 7:
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$ret .= $this->_sep . 'settanta';
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break;
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case 6:
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$ret .= $this->_sep . 'sessanta';
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break;
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case 5:
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$ret .= $this->_sep . 'cinquanta';
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break;
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case 4:
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$ret .= $this->_sep . 'quaranta';
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break;
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case 3:
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$ret .= $this->_sep . 'trenta';
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break;
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case 2:
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if ($d == 0) {
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$ret .= $this->_sep . 'venti';
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}
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else {
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if (($power > 0) and ($d == 1)) {
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$ret .= $this->_sep . 'ventuno';
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}
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else {
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$ret .= $this->_sep . 'venti' . $this->_digits[$d];
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}
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}
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break;
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case 1:
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switch ($d)
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{
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case 0:
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$ret .= $this->_sep . 'dieci';
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break;
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case 1:
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$ret .= $this->_sep . 'undici';
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break;
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case 2:
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$ret .= $this->_sep . 'dodici';
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break;
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case 3:
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$ret .= $this->_sep . 'tredici';
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break;
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case 4:
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$ret .= $this->_sep . 'quattordici';
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break;
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case 5:
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$ret .= $this->_sep . 'quindici';
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break;
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case 6:
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$ret .= $this->_sep . 'sedici';
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break;
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case 7:
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$ret .= $this->_sep . 'diciassette';
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break;
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case 8:
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$ret .= $this->_sep . 'diciotto';
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break;
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case 9:
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$ret .= $this->_sep . 'diciannove';
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break;
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}
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break;
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}
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// add digits only if it is a multiple of 10 and not 1x or 2x
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if (($t != 1) and ($t != 2) and ($d > 0))
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{
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if($t != 0) // don't add 'e' for numbers below 10
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{
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// use 'un' instead of 'uno' when there is a suffix ('mila', 'milloni', etc...)
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if(($power > 0) and ($d == 1)) {
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$ret .= $this->_sep.' e un';
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}
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else {
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$ret .= $this->_sep.''.$this->_digits[$d];
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}
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}
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else {
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if(($power > 0) and ($d == 1)) {
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$ret .= $this->_sep.'un ';
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}
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else {
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$ret .= $this->_sep.$this->_digits[$d];
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}
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}
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}
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if ($power > 0)
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{
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if (isset($this->_exponent[$power])) {
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$lev = $this->_exponent[$power];
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}
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if (!isset($lev) || !is_array($lev)) {
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return null;
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}
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// if it's only one use the singular suffix
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if (($d == 1) and ($t == 0) and ($h == 0)) {
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$suffix = $lev[0];
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}
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else {
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$suffix = $lev[1];
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}
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if ($num != 0) {
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$ret .= $this->_sep . $suffix;
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}
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}
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return $ret;
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}
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// }}}
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}
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?>
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