<?php

	/**
	 * AVE.cms
	 *
	 * @package AVE.cms
	 * @version 3.x
	 * @filesource
	 * @copyright © 2007-2014 AVE.cms, http://www.ave-cms.ru
	 *
	 * @license GPL v.2
	 */


	function get_field_doc_files($field_value, $action, $field_id=0, $tpl='', $tpl_empty=0, &$maxlength=null, $document_fields=array(), $rubric_id=0, $default=null){

		global $AVE_Template;

		$fld_dir  = dirname(__FILE__) . '/';
		$tpl_dir  = $fld_dir . 'tpl/';
		$fld_name = basename($fld_dir);

		$lang_file = $fld_dir . 'lang/' . (defined('ACP') ? $_SESSION['admin_language'] : $_SESSION['user_language']) . '.txt';

		$AVE_Template->config_load($lang_file, 'lang');
		$AVE_Template->assign('config_vars', $AVE_Template->get_config_vars());
		$AVE_Template->config_load($lang_file, 'admin');

		$res = array();

		switch ($action)
		{
			case 'edit':

				$items = [];

				$items = unserialize($field_value);

				if ($items != false)
				{

					foreach($items as $k => $v)
					{
						$list_item = explode('|', $v);

						$list[$k]['name'] = (isset($list_item[0])) ? htmlspecialchars($list_item[0], ENT_QUOTES) : '';
						$list[$k]['descr'] = (isset($list_item[1])) ? htmlspecialchars($list_item[1], ENT_QUOTES) : '';
						$list[$k]['url'] = (isset($list_item[2])) ? htmlspecialchars($list_item[2], ENT_QUOTES) : '';
					}

					$items = $list;
				}
				else
					{
						$items = explode(',', $default);

						foreach($items as $k => $v)
						{
							$list_item = explode('|', $v);

							$list[$k]['name'] = (isset($list_item[0])) ? htmlspecialchars($list_item[0], ENT_QUOTES) : '';
							$list[$k]['descr'] = (isset($list_item[1])) ? htmlspecialchars($list_item[1], ENT_QUOTES) : '';
							$list[$k]['url'] = (isset($list_item[2])) ? htmlspecialchars($list_item[2], ENT_QUOTES) : '';
						}

						$items = $list;
					}

				$AVE_Template->assign('doc_id', $_REQUEST['Id']);
				$AVE_Template->assign('field_dir', $fld_name);
				$AVE_Template->assign('items', $items);
				$AVE_Template->assign('field_id', $field_id);

				$tpl_file = get_field_tpl($tpl_dir, $field_id, 'admin');

				return $AVE_Template->fetch($tpl_file);
				break;

			case 'doc':
				$items = unserialize($field_value);

				if ($items != false)
				{
					foreach($items as $list_item)
					{
						$list_item = clean_php($list_item);
						$field_param = explode('|', $list_item);

						if ($list_item)
						{
							if ($tpl_empty)
							{
								$list_item = $field_param;
							}
							else
							{
								$list_item = preg_replace_callback(
									'/\[tag:parametr:(\d+)\]/i',
									function($data) use($field_param)
									{
										return $field_param[(int)$data[1]];
									},
									$tpl
								);
							}
						}

						$res[] = $list_item;
					}
				}

				$tpl_file = get_field_tpl($tpl_dir, $field_id, 'doc');

				if ($tpl_empty && $tpl_file)
				{
					$AVE_Template->assign('field_id', $field_id);
					$AVE_Template->assign('field_value', $res);
					$AVE_Template->assign('field_count', count($res));
					$AVE_Template->assign('default', $default);

					return $AVE_Template->fetch($tpl_file);
				}

				return (! empty($res)) ? implode(PHP_EOL, $res) : $tpl;
				break;

			case 'req':
				$items = unserialize($field_value);

				if ($items != false)
				{
					foreach($items as $list_item)
					{
						$list_item = clean_php($list_item);
						$field_param = explode('|', $list_item);

						if ($list_item)
						{
							if ($tpl_empty)
							{
								$list_item = $field_param;
							}
							else
							{
								$list_item = preg_replace_callback(
									'/\[tag:parametr:(\d+)\]/i',
									function($data) use($field_param)
									{
										return $field_param[(int)$data[1]];
									},
									$tpl
								);
							}
						}
						$res[] = $list_item;
					}
				}

				$tpl_file = get_field_tpl($tpl_dir, $field_id, 'req');

				if ($tpl_empty && $tpl_file)
				{
					$AVE_Template->assign('field_id', $field_id);
					$AVE_Template->assign('field_value', $res);
					$AVE_Template->assign('field_count', count($res));
					$AVE_Template->assign('default', $default);

					return $AVE_Template->fetch($tpl_file);
				}

				return (!empty($res)) ? implode(PHP_EOL, $res) : $tpl;
				break;

			case 'save':
				foreach ($field_value AS $v)
				{
					if (! empty($v['url']))
					{
						$field_value_new[] = [
							'name'  => (isset($v['name']) ? $v['name'] : ''),
							'descr'  => (isset($v['descr']) ? $v['descr'] : ''),
							'url'  => $v['url']
						];
					}
				}

				if (isset($field_value_new))
				{
					return @serialize($field_value_new);
				}
				else
					{
						return $field_value_new = '';
					}
				break;

			case 'api':
				if (empty($field_value))
					return $field_value;

				$items = unserialize($field_value);

				if ($items != false)
				{

					foreach($items as $k => $v)
					{
						$list_item = explode('|', $v);

						$list[$k]['name'] = (isset($list_item[0])) ? htmlspecialchars($list_item[0], ENT_QUOTES) : '';
						$list[$k]['descr'] = (isset($list_item[1])) ? htmlspecialchars($list_item[1], ENT_QUOTES) : '';
						$list[$k]['url'] = (isset($list_item[2])) ? htmlspecialchars($list_item[2], ENT_QUOTES) : '';
					}

					$items = $list;
				}

				return $items;
				break;

			case 'name':
				return $AVE_Template->get_config_vars('name');
				break;

		}

		return ($res ? $res : $field_value);
	}
?>