Fw: [Zope] Viewing a Blob using DTML

[working4aliving]

Total disregard for knowing a better way (the newbie part).
 :)
 Thanks Tino.

 Bob

> ----- Original Message -----
> From: "Tino Wildenhain" <tino@wildenhain.de>
> To: "working4aliving" <working4aliving@hotmail.com>; <zope@zope.org>
> Sent: Thursday, November 21, 2002 1:26 PM
> Subject: Re: [Zope] Viewing a Blob using DTML
>
>
> > Hi working,
> >
> > whats the reason in not using a python script? You said early
> > you had it working with python script. So why hassle with the
> > ugly DTML?
> >
> > Regards
> > Tino
> >
> > --On Donnerstag, 21. November 2002 12:12 -0500 working4aliving
> > <working4aliving@hotmail.com> wrote:
> >
> > > Thanx Matt and Maik... You both steered me, and it works... (needless
to
> > > say, I'm pretty damn happy right now :))) )
> > > Seems like I didn't need the RESPONSE.setheader (yet???)
> > >
> > > Here's the method (requestImage1)
> > >
> > > <form action="selectImage1">
> > > <input type="text" name="Id"><br>
> > > <input type="submit">
> > > </form>
> > >
> > > Here's the python script(selectImage1)
> > ># image1 is the name of the field
> > > result = []
> > > lob = ['image1']
> > > for row in context.sql_db_image1(id=id):
> > >   lob = row['image1']
> > > return lob
> > >
> > >
> > >
> > > ----- Original Message -----
> > > From: "Matthew T. Kromer" <matt@zope.com>
> > > To: "working4aliving" <working4aliving@hotmail.com>
> > > Cc: <zope@zope.org>
> > > Sent: Thursday, November 21, 2002 11:28 AM
> > > Subject: Re: [Zope] Viewing a Blob using DTML
> > >
> > >
> > >> working4aliving wrote:
> > >>
> > >> > Hi, I've been working on this for a little, and am stuck... I'm a
> > >> > newbie with zope.
> > >> > I have a python script that calls a zsql method (mysql), and DOES
> > >> > display the image correctly.
> > >> >
> > >> > (calling the zsql method does not, by the way, it only displays
> > >> > "machine code" (old joke.hahaha;) , but that's ok, I think)
> > >> >
> > >> > When I type the url directly into the browser, and insert my id
> > >> > variable
> > > for
> > >> > the record, it'll work from the browser, but I can't get it to work
> > > through
> > >> > dtml.  It will only display the "machine code".
> > >> >
> > >> > Is there a way to just call the url from dtml while inserting the
ID
> > >> > variable at  the end? I'm pretty stuck on this, and could really
use
> an
> > >> > expert
> > >> >
> > >> > Here's the python url that works...
> > >> >
> > >> > http://localhost:8080/blobTest/selectImage1?id=12686
> > >> >
> > >> > Is this the easiest way to do it?  I've found some various
> > >> > documentation
> > > on
> > >> > the web, and although helpful, just doesn't get me there....
> > >> >
> > >> >
> > >> >
> > >>
> > >> Most likely you need to set the proper content-type header, and make
> > >> sure no "extra" stuff goes out on the page besides the image.
> > >>
> > >> For example:
> > >>
> > >> <dtml-call RESPONSE.setHeader('content-type', 'image/jpeg')
> > >>  > <!-- Note clever use of line wrap inside tag!
> > >> --><dtml-var "selectImage(id=12686)">
> > >>
> > >> --
> > >> Matt Kromer
> > >> Zope Corporation  http://www.zope.com/
> > >>
> > >>
> > >>
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