Subject: Re: gitweb not friendly to firefox revived

From: Jakub Narebski <[email-masked]>
Date: Sat, 14 Aug 2010 14:33:33 +0200

On Sat, 14 Aug 2010, Ævar Arnfjörð Bjarmason wrote:
> 2010/8/14 Stephen Boyd <[email-masked]>:
>>  On 08/03/2010 02:50 PM, Jakub Narebski wrote:
>>>
>>> +
>>> +       my $title = to_utf8("Search for commits $performed by $author");
>>> +       $title =~ s/[[:cntrl:]]/?/g;
>>> +
>>>
>>
>> Isn't it possible that other data coming from git could have escape
>> characters in them such as the commit subject line? In which case this same
>> bug would occur?
>>
>> Therefore isn't it better to strip out control characters (that's what this
>> patch is doing right?) in esc_html?
> 
> I don't think stripping them out is the right thing either, hiding
> from you that something is Really Wrong (binary garbage in patches)
> isn't good.
> 
> Something like this would be better:
> 
>     s/([[:cntrl:]])/sprintf("\\%03x", ord $1)/ge

Or 
      s|([[:cntrl:]])|quot_cec($1)|eg;

But is it worth it?  This is about _title_ attribute, shown only on 
mouseover (mouse hover).

But perhaps it would be worth it to add 'prep_attr' and 'esc_attr'
functions, though esc_html can be used in those places where esc_attr
would be needed...

-- 
Jakub Narebski
Poland