<?php
/*!
class: randomWord
released: 2002-04-27
author: kumar mcmillan (kumar@chicagomodular.com)
class description:
makes a random 'readable' word (currently english-only). this is useful if you want to randomly generate passwords that your user can read and remember (instead of giving them a bunch of numbers). some examples: Huchafo, Pequizu, Zequiju, Chomoxy ... ).
have fun.
license: The GNU General Public License (GPL)
http://www.opensource.org/licenses/gpl-license.html
requirements: PHP >= 4.0
!*/
class randomWord
{
// formatting preferences
// (decisions are made in the order your see here):
var $makeMoreRandom = TRUE; // it takes a little longer
var $isLowerCase = TRUE;
var $isUCFirst = TRUE; // first letter upper-case, the rest lower
var $isUpperCase = FALSE;
var $shoutIt = FALSE; // example: chivoy!
// private:
var $vowels = array("a","e","i","o","u","y");
var $consonants = array(array()); // see the constructor
var $word = "";
// constructor:
function randomWord()
{
$this->consonants[0] = array(
"b","c","d","f","g","h","j","k","l","m","n","p","r","s","t","v","w","z");
$this->consonants[1] = array("ch","qu","th","xy");
}
// ------------------------------------------------------- |
// public:
function set($var,$value)
{
$this->$var = $value;
}
// public:
function buildWord($length=10)
{
$done = FALSE;
$cons_or_vowel = 1;
// makes the word:
while(!$done){
$this->seed();
// 1 adds a consonant:
if(1==$cons_or_vowel){
$i = rand(0,1);
$add = $this->consonants[$i][array_rand($this->consonants[$i])];
$cons_or_vowel = 2;
}
// 2 adds a vowell:
elseif(2==$cons_or_vowel){
$add = $this->vowels[array_rand($this->vowels)];
$cons_or_vowel = 1;
}
$this->word .= $add;
if(strlen($this->word)>=$length) $done=TRUE;
}
// truncate word to fit desired length:
// (in case a double-consonant was added for the last char build)
$this->word = substr($this->word,0,$length);
// change case according to var prefs:
$this->formatCase();
// shout it:
if($this->shoutIt) $this->word .= "!";
return $this->word;
}
// public:
// (you need to call buildWord() first though)
function addNumbers($length=4)
{
for($i=1; $i<=$length; $i++){
$this->seed();
$this->word .= (string) rand(0,9);
}
return $this->word;
}
// ------------------------------------------------------- |
// private:
function formatCase()
{
if($this->isLowerCase) $this->word = strtolower($this->word);
if($this->isUCFirst) $this->word = ucfirst(strtolower($this->word));
if($this->isUpperCase) $this->word = strtoupper($this->word);
return $this->word;
}
// private:
function seed()
{
if($this->makeMoreRandom) usleep(1);
srand((double)microtime()*1000000);
}
} // end of class
?>
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