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<?php
if(!defined("B_PROLOG_INCLUDED") || B_PROLOG_INCLUDED!==true)die();

/**
 * @global CMain $APPLICATION
 */

global $APPLICATION;

//delayed function must return a string
if(empty($arResult))
   return "";

$strReturn = '';

//we can't use $APPLICATION->SetAdditionalCSS() here because we are inside the buffered function GetNavChain()
$css = $APPLICATION->GetCSSArray();
if(!is_array($css) || !in_array("/bitrix/css/main/font-awesome.css", $css))
{
   $strReturn .= '<li nk href="'.CUtil::GetAdditionalFileURL("/bitrix/css/main/font-awesome.css").'" type="text/css" rel="stylesheet" />'."\n";
}

$strReturn .= '<div class="bx-breadcrumb" itemprop="http://schema.org/breadcrumb" itemscope itemtype="http://schema.org/BreadcrumbList">';

$itemSize = count($arResult);
for($index = 0; $index < $itemSize; $index++)
{
   $title = htmlspecialcharsex($arResult[$index]["TITLE"]);
   $arrow = ($index > 0? '<i class="fa fa-angle-right"></i>' : '');

   if($arResult[$index]["LINK"] <> "" && $index != $itemSize-1)
   {
      $strReturn .= '
         <div class="bx-breadcrumb-item" id="bx_breadcrumb_'.$index.'" itemprop="itemListElement" itemscope itemtype="http://schema.org/ListItem">
            '.$arrow.'
            <a href="'.$arResult[$index]["LINK"].'" title="'.$title.'" itemprop="url">
               <span itemprop="name">'.$title.'</span>
            </a>
            <met a itemprop="position" content="'.($index + 1).'" />
         </div>';
   }
   else
   {
      $strReturn .= '
         <div class="bx-breadcrumb-item" itemprop="itemListElement" itemscope itemtype="http://schema.org/ListItem">
            '.$arrow.'
            <span itemprop="name">'.$title.'</span>
            <met a itemprop="position" content="'.($index + 1).'" />
         </div>';
   }
}

$strReturn .= '<div style="clear:both"></div></div>';

return $strReturn;