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<?php
namespace Helper;
use Core\Markdown;
/**
* Text helpers
*
* @package helper
* @author Frederic Guillot
*/
class Text extends \Core\Base
{
/**
* Markdown transformation
*
* @param string $text Markdown content
* @param array $link Link parameters for replacement
* @return string
*/
public function markdown($text, array $link = array())
{
$parser = new Markdown($link, $this->helper->url);
$parser->setMarkupEscaped(MARKDOWN_ESCAPE_HTML);
return $parser->text($text);
}
/**
* Format a file size
*
* @param integer $size Size in bytes
* @param integer $precision Precision
* @return string
*/
public function bytes($size, $precision = 2)
{
$base = log($size) / log(1024);
$suffixes = array('', 'k', 'M', 'G', 'T');
return round(pow(1024, $base - floor($base)), $precision).$suffixes[(int)floor($base)];
}
/**
* Truncate a long text
*
* @param string $value Text
* @param integer $max_length Max Length
* @param string $end Text end
* @return string
*/
public function truncate($value, $max_length = 85, $end = '[...]')
{
$length = strlen($value);
if ($length > $max_length) {
return substr($value, 0, $max_length).' '.$end;
}
return $value;
}
/**
* Return true if needle is contained in the haystack
*
* @param string $haystack Haystack
* @param string $needle Needle
* @return boolean
*/
public function contains($haystack, $needle)
{
return strpos($haystack, $needle) !== false;
}
/**
* Return a value from a dictionary
*
* @param mixed $id Key
* @param array $listing Dictionary
* @param string $default_value Value displayed when the key doesn't exists
* @return string
*/
public function in($id, array $listing, $default_value = '?')
{
if (isset($listing[$id])) {
return $this->helper->e($listing[$id]);
}
return $default_value;
}
}
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