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35 lines
685 B
35 lines
685 B
<?php
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namespace Gregwar\Captcha;
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/**
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* Generates random phrase
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*
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* @author Gregwar <g.passault@gmail.com>
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*/
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class PhraseBuilder implements PhraseBuilderInterface
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{
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/**
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* Generates random phrase of given length with given charset
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*/
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public function build($length = 5, $charset = 'abcdefghijklmnpqrstuvwxyz123456789')
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{
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$phrase = '';
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$chars = str_split($charset);
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for ($i = 0; $i < $length; $i++) {
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$phrase .= $chars[array_rand($chars)];
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}
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return $phrase;
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}
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/**
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* "Niceize" a code
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*/
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public function niceize($str)
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{
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return strtr(strtolower($str), '01', 'ol');
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}
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}
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