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<?php
namespace Kanboard\Helper;
use Kanboard\Core\Markdown;
use Kanboard\Core\Base;
/**
* Text Helpers
*
* @package helper
* @author Frederic Guillot
*/
class TextHelper extends Base
{
/**
* HTML escaping
*
* @param string $value Value to escape
* @return string
*/
public function e($value)
{
return htmlspecialchars($value, ENT_QUOTES, 'UTF-8', false);
}
/**
* Join with HTML escaping
*
* @param $glue
* @param array $list
* @return string
*/
public function implode($glue, array $list)
{
array_walk($list, function (&$value) { $value = htmlspecialchars($value, ENT_QUOTES, 'UTF-8', false); });
return implode($glue, $list);
}
/**
* Markdown transformation
*
* @param string $text
* @param boolean $isPublicLink
* @return string
*/
public function markdown($text, $isPublicLink = false)
{
$parser = new Markdown($this->container, $isPublicLink);
$parser->setMarkupEscaped(MARKDOWN_ESCAPE_HTML);
return $parser->text($text);
}
/**
* Escape Markdown text that need to be stored in HTML attribute
*
* @access public
* @param string $text
* @return mixed
*/
public function markdownAttribute($text)
{
return htmlentities($this->markdown($text), ENT_QUOTES, 'UTF-8');
}
/**
* Format a file size
*
* @param integer $size Size in bytes
* @param integer $precision Precision
* @return string
*/
public function bytes($size, $precision = 2)
{
if ($size == 0) {
return 0;
}
$base = log($size) / log(1024);
$suffixes = array('', 'k', 'M', 'G', 'T');
return round(pow(1024, $base - floor($base)), $precision).$suffixes[(int)floor($base)];
}
/**
* Get the number of bytes from PHP size
*
* @param integer $val PHP size (example: 2M)
* @return integer
*/
public function phpToBytes($val)
{
$size = (int) substr($val, 0, -1);
$last = strtolower(substr($val, -1));
switch ($last) {
case 'g':
$size *= 1024;
case 'm':
$size *= 1024;
case 'k':
$size *= 1024;
}
return $size;
}
/**
* 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 $this->helper->text->e($listing[$id]);
}
return $default_value;
}
}
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