Assistly Rich Text Email Trick

{% capture replace1 %}{{ email.new_html|replace:'[code]',' <pre style="font-family:monospace; padding: 8px">'}}{% endcapture %}
{% capture replace2 %}{{ replace1|replace:'[/code]','</pre><p>' }}{% endcapture %}
{% capture replace3 %}{{ replace2|replace:'[i]','<i>'}}{% endcapture %} 
{% capture replace4 %}{{ replace3|replace:'[/i]','</i>'}}{% endcapture %} 
{% capture replace5 %}{{ replace4|replace:'[b]','<strong>'}}{% endcapture %} 
{% capture replace6 %}{{ replace5|replace:'[/b]','</strong>'}}{% endcapture %} 
{% capture replace7 %}{{ replace6|replace:'[red]','<font color="red">'}}{% endcapture %} 
{% capture replace8 %}{{ replace7|replace:'[/red]','</font>'}}{% endcapture %} 
{% capture replace9 %}{{ replace8|replace:'[blue]','<font color="blue">'}}{% endcapture %} 
{% capture replace10 %}{{ replace9|replace:'[/blue]','</font>'}}{% endcapture %} 
{% capture replace11 %}{{ replace10|replace:'[grey]','<font color="grey">'}}{% endcapture %} 
{% capture replace12 %}{{ replace11|replace:'[/grey]','</font>'}}{% endcapture %} 
{% capture replace13 %}{{ replace12|replace:'[link]http','<a href="http'}}{% endcapture %} 
{% capture replace14 %}{{ replace13|replace:'[link]','<a href="http://'}}{% endcapture %} 
{% capture replace15 %}{{ replace14|replace:'[linktitle]','">'}}{% endcapture %} 
{% capture replace16 %}{{ replace15|replace:'[/link]','</a>'}}{% endcapture %}
{{replace16}}