What's the correct procedure here? Should I be entering a bug report
into Launchpad?
Eddie
On Jun 16, 5:34 am, mdipierro <mdipie...@cs.depaul.edu> wrote:
> hmmm. yes this is a bug with sanitize.
>
> On Jun 15, 8:50 pm, Eddie Eyles <ho...@heddonsgate.co.uk> wrote:
>
> > Thanks one and all for your suggestions - very useful.
> > I'm not especially happy with the way sanitizer.sanitize behaves:
> > * if you pass it <br> tags, it gives you <br/> tags [i.e. with no
> > space before the /], which, although not illegal, are discouraged as
> > against <br /> [with a space], for compatibility with older browsers;
> > * if you pass it <br /> tags [i.e. with a space], it also gives you
> > <br/> tags [with no space];
> > * if you pass it <br/> tags [i.e. with no space], it gives you the
> > gobbledegook, for example:
> > Hello Eddie<br/>Hello Martinhoe<br/>Hello World becomes:
> > Hello Eddie<br/>>Hello Martinhoe<br</br>>Hello World
>
> > Does this mean there are problems with sanitize here?
>
> > Eddie
>
> > On Jun 15, 7:00 am, mdipierro <mdipie...@cs.depaul.edu> wrote:
>
> > > Yes, this is what you want:
>
> > > <td>{{=XML(row.basic.comments.replace('\n','<br>'),sanitize=True)}}</
> > > td>
>
> > > <br> is deprecated and it should be <br />, sanitize fixes it for you.
>
> > > You can also be more explicit
>
> > > <td>{{=XML(row.basic.comments.replace('\n','<br>'),permitted_tags=
> > > ['br/'],sanitize=True)}}</td>
>
> > > so that only <br /> is un-escaped.
>
> > > Massimo
>
> > > On Jun 14, 8:56 pm, Eddie Eyles <ho...@heddonsgate.co.uk> wrote:
>
> > > > I'm retrieving data that may contain carriage returns, and I want to
> > > > display this with these line breaks intact, i.e. I need to put either
> > > > a '<br/>' or an HTML block element closure/opening in place of each
> > > > carriage return. I have tried the following in the view:
>
> > > > <td>{{=row.basic.comments.replace('\n','<br/>')}}</td>
> > > > -- this outputs '<br/>' instead of '<br/>', as you would expect
>
> > > > <td>{{=row.basic.comments.replace('\n',XML('<br/>'))}}</td>
> > > > -- this generates an error 'expected a character buffer object'
>
> > > > <td>{{=XML(row.basic.comments.replace('\n','<br/>'))}}</td>
> > > > -- this achieves what I want, but of course it also means the entire
> > > > field is unescaped, leaving it vulnerable to XSS attack
>
> > > > <td>{{=XML(row.basic.comments.replace('\n','<br/>'),sanitize=True)}}</
> > > > td>
> > > > -- this produces gobbledegook
>
> > > > <td>{{=XML(row.basic.comments.replace('\n','<br>'),sanitize=True)}}</
> > > > td>
> > > > -- this seems to be just right (but strangely the expected '<br>' tags
> > > > are converted to '<br/>')
>
> > > > Am I doing the right thing with my last effort? I am very new to both
> > > > web2py and python.
>
> > > > Eddie
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