I'll look into this again - presumably its just a flag that gets set, which means that 
when you use php to generate a pdf, you could then reopen the file and insert the 
relevent flag. I wrote a postscript printer driver a little while back, so I should be 
able to figure out what form this will take - I'll post an answer when I've worked it 
out.

Tom
(alternatively, if you have distiller and have time to play, do something like create 
a document containing one character and save it. Save a new copy with the attibutes 
that you want set and do a binary comparrisson of the two).

[EMAIL PROTECTED] wrote:

> Adobe Acrobat has built in security features that allow restrictions on specific 
>actions, including selecting text, editing the document, printing, etc... If you open 
>up the document within Acrobat Exchange (the non-free PDF editor from Adobe) you can 
>set those security preferences. Unfortunately I've never found a 3rd party program 
>that lets you set those security preferences, rather odd consider Adobe has opened up 
>the PDF format.
>
> Antonio, unfortunately the only way I know set the security on a PDF doc at this 
>time is to buy a copy of Exchange and do it in there.
>
> I haven't tried pdflib, so it's possible that there is an option for the security 
>settings.
>
> > -----Original Message-----
> > From: Tom Mathews [mailto:[EMAIL PROTECTED]]
> > Sent: March 2, 2001 3:12 AM
> > To: PHP Windows lista
> > Subject: Re: [PHP-WIN] How to create a Non-Editable PDF ?
> >
> >
> > 1) Text
> > It is a feature of Acrobat reader that you can take any pdf file
> > and select text
> > from it and copy this to a clipboard. The only way to prevent
> > this is to use a
> > version of Acrobat reader before 4.0! You should not be able to
> > alter the text
> > using acrobat reader (although using the full version of Acrobat,
> > you should be
> > able to 'touch up' any text that you feel like).
> >
> > 2) Adding Graphics
> > Like 1), you will not be able to prevent anyone fom drawing on
> > your document,
> > however to prevent it from being saved, just set the read-only
> > attribute to 'on'
> > when you create the pdf file. (The user can of course turn this
> > off it they
> > download the file locally, but that's up to them!)
> > Tom
> > Antonio Lopez wrote:
> >
> > > When i create a PDF file with PHP, this file is editable with
> > Acrobat Reader:
> > > I.e. i can select all the text and copy & paste to another text
> > processor.
> > > I.e. i can draw a line or a rect on the pdf document, and save it.
> > >
> > > I want to create a Non-Editable PDF with PHP!
> > >
> > > How can i do this?
> > >
> > > ===================================================
> > > Antonio López Luna
> > > Ingeniería e Integración Avanzadas (Ingenia), S.A.
> > > Parque Tecnológico de Andalucía
> > > 29590  - Málaga (Spain)
> > >
> > > Tel. 34-952029300 Ext. 386
> > > Fax. 34-952029309
> > > Web: http://www.ingenia.es
> > >
> > > --
> > > PHP Windows Mailing List (http://www.php.net/)
> > > To unsubscribe, e-mail: [EMAIL PROTECTED]
> > > For additional commands, e-mail: [EMAIL PROTECTED]
> > > To contact the list administrators, e-mail: [EMAIL PROTECTED]
> >
> >

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