[Zope] Zope 2.6.1 changed default number format

[Ed Crewe]

Hi Again,

Just for the record the integer bug in DCOracle2 is fixed by
using the recently released Beta version...

http://dev.nzo.zope.org/Members/matt/dco2/dco213bannounce

Cheers,
Ed

 __________________________________________________________________
 Ed Crewe    ( Web Developer - ID Group )       ed.crewe@bris.ac.uk
 Institute for Learning and Research Technology                ILRT
 University of Bristol Information Services         +44 117 9287083
 8-10 Berkeley Square, Bristol, BS8 1HH  http://www.ilrt.bris.ac.uk

On Tue, 4 Mar 2003, Ed Crewe wrote:

> Hi Again,
>
> Sorry I have just realised that the bug occurs after the sql execution
> so trunc(2.34) may return 2 but it will come back as 2.0 via DCOracle2.
>
> Anyone found a fix for this other than explicit type formatting via dtml
> / external python throughout a site?
>
> Cheers,
> Ed
>
>  __________________________________________________________________
>  Ed Crewe    ( Web Developer - ID Group )       ed.crewe@bris.ac.uk
>  Institute for Learning and Research Technology                ILRT
>  University of Bristol Information Services         +44 117 9287083
>  8-10 Berkeley Square, Bristol, BS8 1HH  http://www.ilrt.bris.ac.uk
>
> On Tue, 4 Mar 2003, Ed Crewe wrote:
>
> > Hi Chris,
> >
> > Thanks for the response. Appologies this is my mistake. It is not a Zope
> > version issue, it is a DCOracle issue.
> >
> > I have a site that is a front end to an Oracle database so nearly all
> > data is passed via the DCOracle interface. I have just realised that
> > DCOracle2 passes all integers as single decimal place floating points
> > whilst DCOracle1 didn't have this bug.
> >
> > Thus select count(*) from an empty table returns 0.0!
> >
> > Similarily all the primary keys that are passed around between pages
> > have .0 appended.
> >
> > I have realised the solution is to wrap every integer field in TRUNC()
> > in all the sql methods to avoid this bug.
> >
> > Thus select trunc(count(*)) from table works OK.
> >
> > Cheers,
> > Ed
> >
> >  __________________________________________________________________
> >  Ed Crewe    ( Web Developer - ID Group )       ed.crewe@bris.ac.uk
> >  Institute for Learning and Research Technology                ILRT
> >  University of Bristol Information Services         +44 117 9287083
> >  8-10 Berkeley Square, Bristol, BS8 1HH  http://www.ilrt.bris.ac.uk
> >
> > On Tue, 4 Mar 2003, Chris Beaven wrote:
> >
> > > I just tried a DTML in 2.6.1 and it looked like everything was working
> > > as it should:
> > >
> > > <dtml-var link_id missing="0">
> > > <dtml-call "REQUEST.set('link_id', 3)">
> > > <dtml-var link_id missing="0">
> > > <dtml-call "REQUEST.set('link_id', 3.0)">
> > > <dtml-var link_id missing="0">
> > >
> > > Returned:
> > >
> > > 0
> > > 3
> > > 3.0
> > >
> > > Ed Crewe wrote:
> > >
> > > >Hi,
> > > >
> > > >Rather than do uneccesary work can I just enquire about
> > > >whether recent numeric handling changes in Zope 2.6.1 are intentional or
> > > >might they be reversed?
> > > >
> > > >Zope 2.6.1 has changed the default dtml number display format from
> > > >integer to one decimal place floating point.
> > > >This breaks any sites that use dtml integer display.
> > > >
> > > >Was this a deliberate change? If so what is the recommended solution for
> > > >replacing dtml such as <dtml-var link_id missing="0">
> > > >Should all dtml integer rendering be replaced with
> > > >
> > > ><dtml-if "_.has_key('link_id')"><dtml-var link_id
> > > >fmt="%i"><dtml-else>0</dtml-if>
> > > >
> > > >or is there an economical way of displaying an integer in dtml?
> > > >
> > > >Thanks,
> > > >Ed Crewe
> > > >
> > > > __________________________________________________________________
> > > > Ed Crewe    ( Web Developer - ID Group )       ed.crewe@bris.ac.uk
> > > > Institute for Learning and Research Technology                ILRT
> > > > University of Bristol Information Services         +44 117 9287083
> > > > 8-10 Berkeley Square, Bristol, BS8 1HH  http://www.ilrt.bris.ac.uk
> > > >
> > > >
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