CBlogPost::PreparePath: Bitrix method

      
<?php 
//  CBlogPost :: PreparePath()
//  /dist/bitrix/modules/blog/general/blog_post.php:554

    public static function PreparePath($blogUrl, $postID = 0, $siteID = False, $is404 = True, $userID = 0, $groupID = 0)
    {
        $blogUrl = Trim($blogUrl);
        $postID = IntVal($postID);
        $groupID = IntVal($groupID);
        $userID = IntVal($userID);

        if (!$siteID)
        {
            $siteID = SITE_ID;
        }

        $dbPath = CBlogSitePath::GetList(array(), array("SITE_ID"=>$siteID));
        while ($arPath = $dbPath->Fetch())
        {
            if (strlen($arPath["TYPE"]) > 0)
            {
                $arPaths[$arPath["TYPE"]] = $arPath["PATH"];
            }
            else
            {
                $arPaths["OLD"] = $arPath["PATH"];
            }
        }

        if($postID > 0)
        {
            if($groupID > 0)
            {
                if(strlen($arPaths["H"])>0)
                {
                    $result = str_replace("#blog#", $blogUrl, $arPaths["H"]);
                    $result = str_replace("#post_id#", $postID, $result);
                    $result = str_replace("#user_id#", $userID, $result);
                    $result = str_replace("#group_id#", $groupID, $result);
                }
                elseif(strlen($arPaths["G"])>0)
                {
                    $result = str_replace("#blog#", $blogUrl, $arPaths["G"]);
                    $result = str_replace("#user_id#", $userID, $result);
                    $result = str_replace("#group_id#", $groupID, $result);
                }
            }
            elseif(strlen($arPaths["P"])>0)
            {
                $result = str_replace("#blog#", $blogUrl, $arPaths["P"]);
                $result = str_replace("#post_id#", $postID, $result);
                $result = str_replace("#user_id#", $userID, $result);
            }
            elseif(strlen($arPaths["B"])>0)
            {
                $result = str_replace("#blog#", $blogUrl, $arPaths["B"]);
                $result = str_replace("#user_id#", $userID, $result);
            }
            else
            {
                if($is404)
                    $result = htmlspecialcharsbx($arPaths["OLD"])."/".htmlspecialcharsbx($blogUrl)."/".$postID.".php";
                else
                    $result = htmlspecialcharsbx($arPaths["OLD"])."/post.php?blog=".$blogUrl."&post_id=".$postID;
            }
        }
        else
        {
            if(strlen($arPaths["B"])>0)
            {
                $result = str_replace("#blog#", $blogUrl, $arPaths["B"]);
                $result = str_replace("#user_id#", $userID, $result);
            }
            else
            {
                if($is404)
                    $result = htmlspecialcharsbx($arPaths["OLD"])."/".htmlspecialcharsbx($blogUrl)."/";
                else
                    $result = htmlspecialcharsbx($arPaths["OLD"])."/post.php?blog=".$blogUrl;
            }
        }

        return $result;
    }