getitem doesn't return source code, when used with index_html
Hello, I've written a documentation for my Zope-project, and I want to include the source-codes of the DTML-files I wrote. I'm using the 'getitem'-function to accomplish this and it works with all DTML-documents and -methods, except index_html (which is a DTML-method). Here's how I did it: My project consists of the following directories (among others): /fb/ /fb/docu/ 'docu' contains a DTML-method "ProgDocu". That method contains the following source-code: -------------------- [...] <dtml-with fb only> <dtml-var ShowDTMLFiles> </dtml-with> [...] -------------------- ShowDTMLFiles is a DTML-method in the folder 'docu'. Here's an excerpt: -------------------- <table border="1" cellspacing="0"> [...] <dtml-in expr="objectValues(['DTML Method', 'DTML Document'])" sort=id skip_unauthorized> <tr> <th> <dtml-var sequence-number> </th> <td> <img src="<dtml-var icon>" alt="[Icon]"> <dtml-var id> </td> <td> <a href="<dtml-var id>/ShowSourcecode"> [source-code] </a> </td> </tr> </dtml-in> </table> -------------------- ShowSourcecode is also a DTML-method in the folder 'docu': -------------------- [...] <div class="FBQuellcode"> <pre> <dtml-var expr="_.getitem(_['id'], 0)"> </pre> </div> [...] -------------------- The documentation is in the DTML-method 'ProgDocu'. When I call it, it shows a table at the end, which lists all DTML-files, for which the current user has enough permissions to view them. (yes, I do know I can use proxy roles to also display the "forbidden" DTML-files, but I'll see for that later) Behind every entry in that table, there's a link named '[source-code]'. When the user clicks on it, his browser calls the e.g. URL http://www.domain.com/fb/blabla_dtml/ShowSourcecode which (in this case) displays an HTML-file with the sourcecode of 'blabla_dtml'. But when one clicks on the corresponding link to display the sourcecode of 'index_html', the browser does call the correct URL http://www.domain.com/fb/index_html/ShowSourcecode but instead of the source-code, I only see the word 'None'. (which means 'Rendered whithout an error' as far as I know, right?) Could anybody please tell me, what I'm doing wrong? Thanks in advance, Hon.
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Thieu-Hon Tran