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<?php
/**
* @package JCE
* @subpackage Admin
*
* @copyright Copyright (C) 2005 - 2020 Open Source Matters, Inc. All rights reserved.
* @copyright Copyright (c) 2009-2026 Ryan Demmer. All rights reserved
* @license GNU General Public License version 2 or later; see LICENSE.txt
*/
\defined('_JEXEC') or die;
use Joomla\CMS\Form\Field\TextField;
class JFormFieldFilesystemPath extends TextField
{
/**
* The form field type.
*
* @var string
*
* @since 2.8
*/
protected $type = 'FilesystemPath';
/**
* Method to attach a JForm object to the field.
*
* @param SimpleXMLElement $element The SimpleXMLElement object representing the <field /> tag for the form field object.
* @param mixed $value The form field value to validate.
* @param string $group The field name group control value. This acts as as an array container for the field.
* For example if the field has name="foo" and the group value is set to "bar" then the
* full field name would end up being "bar[foo]".
*
* @return boolean True on success.
*
* @since 2.8
*/
public function setup(SimpleXMLElement $element, $value, $group = null)
{
$return = parent::setup($element, $value, $group);
return $return;
}
/**
* Method to get the field input markup.
*
* @return string The field input markup.
*
* @since 11.1
*/
protected function getInput()
{
$values = $this->value;
$path = '';
// Step 1: If it's an array, flatten the "first meaningful" item.
if (is_array($values) && !empty($values)) {
// If it's an associative array already (eg: ['path' => 'images']), use it as-is.
if (array_key_exists('path', $values)) {
$values = [$values];
} else {
// Otherwise take the first non-empty item (eg: first JSON string in the array)
$values = reset($values);
}
}
// Step 2: If it's a string, try decode JSON; if not JSON, treat as path string.
if (is_string($values)) {
$value = trim(htmlspecialchars_decode($values));
if ($value !== '') {
$decoded = json_decode($value, true);
if (json_last_error() === JSON_ERROR_NONE && $decoded !== null && $decoded !== []) {
$values = $decoded;
} else {
// Not valid JSON -> it’s a plain path
$values = [['path' => $value]];
}
} else {
$values = [];
}
}
// Step 3: Extract first path
if (is_array($values) && !empty($values)) {
// If decoded to a single associative item, normalise to a list.
if (array_key_exists('path', $values)) {
$values = [$values];
}
$first = reset($values);
if (is_array($first) && isset($first['path'])) {
$path = (string) $first['path'];
}
}
$this->value = $path;
// collect the layout data...
$layoutData = $this->getLayoutData();
// ...and reset the value to the processed value
$layoutData['value'] = htmlspecialchars($this->value, ENT_COMPAT, 'UTF-8');
return $this->getRenderer($this->layout)->render($layoutData);
}
}