<?php
    /*
    * Module FDMapFP pour Joomla! 3.x
    * Version J3.5P
    * Creation date: Avril 2015
    * Author: Fabrice4821 - www.gmapfp.org
    * Author email: webmaster@gmapfp.org
	* License GNU/GPL
    */

defined('JPATH_PLATFORM') or die;

jimport('joomla.filesystem.folder');
JFormHelper::loadFieldClass('list');

class JFormFieldFolderTreeList extends JFormFieldList
{
	protected $type = 'FolderTreeList';
	protected $filter;
	protected $exclude;
	protected $hideNone = false;
	protected $hideDefault = false;
	protected $fullName = false;
	protected $directory;

	public function __get($name)
	{
		switch ($name)
		{
			case 'filter':
			case 'exclude':
			case 'hideNone':
			case 'hideDefault':
			case 'directory':
			case 'fullname':
				return $this->$name;
		}

		return parent::__get($name);
	}

	public function __set($name, $value)
	{
		switch ($name)
		{
			case 'filter':
			case 'directory':
			case 'exclude':
				$this->$name = (string) $value;
				break;

			case 'hideNone':
			case 'hideDefault':
			case 'fullname':
				$value = (string) $value;
				$this->$name = ($value === 'true' || $value === $name || $value === '1');
				break;

			default:
				parent::__set($name, $value);
		}
	}

	public function setup(SimpleXMLElement $element, $value, $group = null)
	{
		$return = parent::setup($element, $value, $group);

		if ($return)
		{
			$this->filter  = (string) $this->element['filter'];
			$this->exclude = (string) $this->element['exclude'];

			$hideNone       = (string) $this->element['hide_none'];
			$this->hideNone = ($hideNone == 'true' || $hideNone == 'hideNone' || $hideNone == '1');

			$hideDefault       = (string) $this->element['hide_default'];
			$this->hideDefault = ($hideDefault == 'true' || $hideDefault == 'hideDefault' || $hideDefault == '1');

			$fullName       = (string) $this->element['fullname'];
			$this->fullName = ($fullName == 'true' || $fullName == 'fullname' || $fullName == '1');

			// Get the path in which to search for file options.
			$this->directory = (string) $this->element['directory'];
		}

		return $return;
	}

	protected function getOptions()
	{
		$options = array();

		$path = $this->directory;

		if (!is_dir($path))
		{
			$path = JPATH_ROOT . '/' . $path;
		}

		// Prepend some default options based on field attributes.
		if (!$this->hideNone)
		{
			$options[] = JHtml::_('select.option', '-1', JText::alt('JOPTION_DO_NOT_USE', preg_replace('/[^a-zA-Z0-9_\-]/', '_', $this->fieldname)));
		}

		if (!$this->hideDefault)
		{
			$options[] = JHtml::_('select.option', '', JText::alt('JOPTION_USE_DEFAULT', preg_replace('/[^a-zA-Z0-9_\-]/', '_', $this->fieldname)));
		}

		// Get a list of folders in the search path with the given filter.
		$folders = JFolder::listFolderTree($path, $this->filter);

		// Build the options list from the list of folders.
		if (is_array($folders))
		{
			foreach ($folders as $folder)
			{
				// Check to see if the file is in the exclude mask.
				if ($this->exclude)
				{
					if (preg_match(chr(1) . $this->exclude . chr(1), $folder['relname']))
					{
						continue;
					}
				}
				if ($this->fullName)
					$options[] = JHtml::_('select.option', $folder['fullname'], $folder['relname']);
				else
					$options[] = JHtml::_('select.option', $folder['relname'], $folder['relname']);
			}
		}

		// Merge any additional options in the XML definition.
		$options = array_merge(parent::getOptions(), $options);

		return $options;
	}
}