Sending Links Correctly

I have an variable in func.php


<br />
$filename= Registry::get('config.http_host').'/var/'.date("d-m-Y").'/'.$file;<br />
<br />
return $filename;<br />

```<br />
<br />
I pass this variable to invoice.post.tpl<br />
<br />
```php
<br />
{assign var="link" value=$filename|fn_my_addon_place_order}<br />
<a href="{$link}">SOME TEXT</a><br />

```<br />
<br />
When a customer buy something and get the email, the link is not being showed. The link appears EMPTY like this:<br />
<br />
```php
<br />
<a href="https://" target="_blank">SOME TEXT</a><br />

```<br />
<br />
How to send link correctly?

Hi @ooaykac,



Please try:



#func.php


<br />
<?php<br />
use Tygh\Registry;<br />
if (!defined('BOOTSTRAP')) { die('Access denied'); }<br />
function fn_my_addon_return_filename_path($file){<br />
$filename = '';<br />
$filename .= defined('HTTPS') ? 'https://' : 'http://';<br />
$filename .= Registry::get('config.http_host').Registry::get('config.http_path').'/var/'.date("d-m-Y").'/'.$file;<br />
return $filename;<br />
}<br />

```<br />
<br />
#TPL<br />
<br />
```php
<br />
{assign var="link" value=$filename|fn_my_addon_return_filename_path}<br />
<a href="{$link nofilter}">SOME TEXT</a><br />

```<br />
<br />
* $filename I don't know what value is but I guess is a file name <img src="upload://7O47Vg5oKdRIES6TKXXFKIm5Kdf.png" class="bbc_emoticon" alt=":D"><br />
<br />
I hope that helps,<br />
<br />
[color=#282828][font=arial, verdana, tahoma, sans-serif]---[/font][/color]<br />
[color=#282828][font=arial, verdana, tahoma, sans-serif]Valentin[/font][/color]<br />
[color=#808080][font=arial, verdana, tahoma, sans-serif][size=2]part of hungryweb.net[/size][/font][/color][color=#282828][font=arial, verdana, tahoma, sans-serif] [/font][/color]