DTML vs. TAL

Mehr unter http://old.zope.org/Members/peterbe/DTML2ZPT/

with-Konstrukt

# DTML #

<dtml-with "subfolder.index_html">
  <a href="<dtml-var absolute_url>" title="<dtml-var title>"
  ><dtml-var title></a>
</dtml-with>

# ZPT #

<a href="dummylink.html" title="Dynamic Title"
  tal:define="doc nocall:context/subfolder/index_html; title doc/title"
  tal:attributes="href doc/absolute_url; title title"
  tal:content="title">Dynamic Title</a>

if-else-Kondition

# DTML #

<H4>
<dtml-if "_.len(result)==0">
  <dtml-var document_title>
<dtml-else>
  Untitled
</dtml-if>
</H4>

# ZPT #

<H4>
  <span tal:replace="template/title"
        tal:condition="python:len(result)==0"/>
  <span tal:replace="string:Untitled" 
        tal:condition="python:not(len(result)==0)"/>
</H4>

oder

<h4 tal:content="python:test(len(result)==0, default, path('template/title'))">Untitled</h4>

Verwendung von Python-Modulen

url_quote-Qualifier

# DTML #

<dtml-var "'?a=b'" url_quote>

# ZPT #

<span tal:define="Std modules/Products/PythonScripts/standard"
      tal:replace="python:Std.url_quote('?a=b')"></span>

newline_to_br-Qualifier

# DTML #

<dtml-var "attr('text')" newline_to_br>

# ZPT #

<span tal:define="Std modules/Products.PythonScripts/standard;
    newline_to_br nocall:Std/newline_to_br;"
    tal:content="structure python:newline_to_br(context.attr('text'))">
</span>