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<?php
/**
* Abstract class for the link transformations plugins
*/
declare(strict_types=1);
namespace PhpMyAdmin\Plugins\Transformations\Abs;
use PhpMyAdmin\FieldMetadata;
use PhpMyAdmin\Plugins\TransformationsPlugin;
use PhpMyAdmin\Sanitize;
use function __;
use function htmlspecialchars;
/**
* Provides common methods for all of the link transformations plugins.
*/
abstract class TextLinkTransformationsPlugin extends TransformationsPlugin
{
/**
* Gets the transformation description of the specific plugin
*
* @return string
*/
public static function getInfo()
{
return __(
'Displays a link; the column contains the filename. The first option'
. ' is a URL prefix like "https://www.example.com/". The second option'
. ' is a title for the link.'
);
}
/**
* Does the actual work of each specific transformations plugin.
*
* @param string $buffer text to be transformed
* @param array $options transformation options
* @param FieldMetadata|null $meta meta information
*
* @return string
*/
public function applyTransformation($buffer, array $options = [], ?FieldMetadata $meta = null)
{
$cfg = $GLOBALS['cfg'];
$options = $this->getOptions($options, $cfg['DefaultTransformations']['TextLink']);
$url = ($options[0] ?? '') . (isset($options[2]) && $options[2] ? '' : $buffer);
/* Do not allow javascript links */
if (! Sanitize::checkLink($url, true, true)) {
return htmlspecialchars($url);
}
return '<a href="'
. htmlspecialchars($url)
. '" title="'
. htmlspecialchars($options[1] ?? '')
. '" target="_blank" rel="noopener noreferrer">'
. htmlspecialchars($options[1] ?? $buffer)
. '</a>';
}
/* ~~~~~~~~~~~~~~~~~~~~ Getters and Setters ~~~~~~~~~~~~~~~~~~~~ */
/**
* Gets the transformation name of the specific plugin
*
* @return string
*/
public static function getName()
{
return 'TextLink';
}
}
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