[Zope] RE: security assertion needed for dictionary?

[tomvon]

<dtml-var "repr(newsfd)"> does the same as <dtml-var newsfd>. Here's a
snippet of what it shows:

{'feed': {'subtitle': u'', 'links': [{'href':
u'http://www.modscape.com/blog', 'type': 'text/html', 'rel': 'alternate'}],
'title': u'modscape.com Home', 'subtitle_detail': {'base':
'http://www.modscape.com/blog/rss.xml', 'type': 'text/html', 'value': u'',
'language': None}, 'title_detail': {'base':
'http://www.modscape.com/blog/rss.xml', 'type': 'text/plain', 'value':
u'modscape.com Home', 'language': None}, 'link':
u'http://www.modscape.com/blog'}, 'status': 200, 'updated': (2007, 6, 18,
15, 54, 24, 0, 169, 0), 'encoding': 'iso-8859-15', 'bozo': 0, 'href':
'http://www.modscape.com/blog/rss.xml', 'headers': {'content-length':
'18486', 'via': '1.0 px02.bc.fw.cbs.net:80 (squid)', 'x-cache': 'MISS from
px02.bc.fw.cbs.net', 'x-powered-by': 'Zope (www.zope.org), Python
(www.python.org)', 'x-cache-lookup': 'HIT from px02.bc.fw.cbs.net:80',
'expires': 'Mon, 18 Jun 2007 16:54:24 GMT', 'server': 'Apache/2.0.52 (Red
Hat) DAV/2 SVN/1.2.3 mod_ssl/2.0.52 OpenSSL/0.9.7a PHP/5.1.2
mod_fastcgi/2.4.2', 'last-modified': 'Mon, 18 Jun 2007 15:54:24 GMT',
'connection': 'close', 'cache-control': 'max-age=3600', 'date': 'Mon, 18 Jun
2007 15:54:24 GMT', 'content-type': 'text/xml; charset=iso-8859-15'},
'version': 'rss20', 'etag': None, 'namespaces': {}, 'entries': [{'updated':
u'Mon, Sep 04 2006, 06:23PM', 'updated_parsed': None, 'links': [{'href':
u'http://www.modscape.com/blog/index_html?showall=yes#id1157412223', 'type':
'text/html', 'rel': 'alternate'}], 'title': u'Ubuntu: Linux For Human
Beings', 'summary_detail': {'base': 'http://www.modscape.com/blog/rss.xml',
'type': 'text/html', 'value': u'ubuntu.jpg\n\nTom wrote:


Doyon, Jean-Francois-2 wrote:
> 
> Forgetting plone (which I know nothing about), dictionaries definitely
> do NOT need security assertions (like lists, strings, integers and all
> basic types).
> 
> Are you SURE it's a dictionary?  Most likely it just LOOKS like one when
> represented as a string.
> 
> Try:
> 
> <div tal:content="python:repr(myFeed)">
> 
> To see exactly what it is ... It might be an instance of some object
> that has a __str__ that makes it look like a dictionary?
> 
> J.F.
> 
> -----Original Message-----
> From: zope-bounces at zope.org [mailto:zope-bounces at zope.org] On Behalf Of
> tomvon
> Sent: June 18, 2007 11:36
> To: zope at zope.org
> Subject: Re: [Zope] security assertion needed for dictionary?
> 
> 
> 
> I have the exact same problem and have been unable to find a solution
> anywhere. Were you ever able to resolve this? 
> 
> 
> sfmcfar wrote:
>> 
>> I apologize for cross-posting from the plone newsgroup. but after 
>> posting this I realized that this was more of a Zope issue than a 
>> Plone one.  I wish I could cut-and-paste (development is on the other 
>> side of a firewall), so instead I'll be as clear as I can.
>> 
>> Anyway, I have a Plone product that contains a method called
>> getFeedSequence() that returns the result (a dictionary) from
>> feedparser.parse() (Feedparser is the generic RSS/Atom parser).  
>> 
>> In my template, I can do:
>> 
>> <div tal:define="myFeed python:getFeedSequence()">
>>   <div tal:content="python:myFeed">
>> 
>> And see the string representation of the dictionary with no problem.  
>> But if I try and access a member of the sequence:
>> 
>> <div tal:define="myFeed python:getFeedSequence()">
>>   <div tal:content="python:myFeed['feed']['title']">
>> 
>> VerboseSecurity reports "The container has no security assertions.
>> Access to None of {[the entire RSS dictionary goes here]} denied."
>> 
>> How can I have permission to access the entire sequence but not a 
>> portion of it?  it appears to me that the sequence is fairly 
>> straightforward - a few nested dictionaries, but that's it.  Does this
> 
>> make any sense?
>> 
>> 
>> Thanks,
>> 
>> Stan
>> 
> 
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