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35 lines
772 B
PHP
35 lines
772 B
PHP
<?php
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namespace Wallabag\CoreBundle\Tools;
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class Utils
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{
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/**
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* Generate a token used for RSS.
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*
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* @param int $length Length of the token
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*
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* @return string
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*/
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public static function generateToken($length = 15)
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{
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$token = substr(base64_encode(random_bytes($length)), 0, $length);
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// remove character which can broken the url
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return str_replace(['+', '/'], '', $token);
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}
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/**
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* For a given text, we calculate reading time for an article
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* based on 200 words per minute.
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*
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* @param $text
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*
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* @return float
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*/
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public static function getReadingTime($text)
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{
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return floor(\count(preg_split('~[^\p{L}\p{N}\']+~u', strip_tags($text))) / 200);
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}
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}
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