Re: [Rd] (PR#13234) Problems with Sweave and pdf.options(encoding=ISOLatin7)

2008-11-19 Thread Vaidotas Zemlys
2008/11/19 Prof Brian Ripley [EMAIL PROTECTED]:
 I can't actually check what happens since the message has been garbled en
 route to me.  Can you please send what you intended using \u escapes so
 it is portable.  (What I have is what appears to be UTF-8 re-encoded in
 UTF-8, things like c3 84 3f.)

 And can you also confirm that the example works correctly directly in pdf()?

OK, the modified R code is:

plot(rnorm(100),main=\u0105\u010D\u0117\u0119\u012F\u0161\u016B\u0173\u017E)

It does not work correctly with Sweave, as I wrote in my email, I
rechecked. And yes it works if only pdf is used.

 On Fri, 31 Oct 2008, [EMAIL PROTECTED] wrote:

 Hi,

 Sweave for some reason does not respect encoding setting in pdf.options.

 Rather it uses its own setting.  I think you need to set option
 pdf.encoding=ISOLatin7 on the Sweave call.

Is it possible to do that? Sweave function in R, does not support
that, and using
SweaveHooks produced the same result.


 It would probably be better if Sweave() fetched the default for
 options$pdf.encoding from pdf.options(), and definitely that this was
 documented.

I did not find any mention about encodings in ?Sweave, ?RweaveLatex
and ?Rtangle,  and Sweave manual and FAQ.
I looked at the code of RweaveLatexSetup, and saw that pdf.encoding is
defined explicitly, that is how I figured out, that
probably eps files are probably ok.

Sorry for the garbled message, next time I will send unicode portable
code without relying on email encodings.

Sincerely yours,

Vaidotas Zemlys

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Re: [Rd] (PR#13234) Problems with Sweave and pdf.options(encoding=ISOLatin7)

2008-11-19 Thread Vaidotas Zemlys
2008/11/19 Prof Brian Ripley [EMAIL PROTECTED]:
 On Wed, 19 Nov 2008, Vaidotas Zemlys wrote:

 OK, the modified R code is:


 plot(rnorm(100),main=\u0105\u010D\u0117\u0119\u012F\u0161\u016B\u0173\u017E)

 It does not work correctly with Sweave, as I wrote in my email, I
 rechecked. And yes it works if only pdf is used.

 It works for me in xpdf, but not Acroread 8.1.3.

Yes, I checked only with evince, and assumed, that Acroread will be
similar. Acrobat 9 (on windows) shows the letters, but they are
bunched up together. Changing the default family to URWHelvetica did
not help either. So that rules out using pdf for me.



 I did not find any mention about encodings in ?Sweave, ?RweaveLatex
 and ?Rtangle,  and Sweave manual and FAQ.

 Yes, Sweave is supposedly frozen pending unbundling.

 Note that this does work (at least for me) in lt_LT.utf8: it is because you
 were in fr_FR.utf8 that you had a problem.

 So I think the solution is actually pretty simple: use the correct locale.
 I've changed R-patched to take the defaults from pdf.options(), but Sweave
 should still be able to set them.


Aah, this does not occured to me. I thought that because locale is
unicode it should not matter which unicode letters I use. That is a
not correct assumption.

Thank you for your answers,


Vaidotas Zemlys

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Re: [Rd] shared-mime-info (PR#8278)

2005-11-04 Thread Vaidotas Zemlys
Hi,

On 04 Nov 2005 13:51:56 +0100, Peter Dalgaard [EMAIL PROTECTED] wrote:

 One further thought about this:

 On SUSE,

 rpm -qif /usr/share/mime/

 points at

 http://www.freedesktop.org/wiki/Software_2fshared_2dmime_2dinfo

 So I guess that the proper tree to bark at is the upstreams
 maintainers of

 http://freedesktop.org/~jrb/shared-mime-info-*.tar.gz

 Instructions there say to submit new XML files to

 https://bugs.freedesktop.org/buglist.cgi?product=shared-mime-infobug_status=NEWbug_status=ASSIGNEDbug_status=REOPENED

 It would likely be a good idea to send them first to R-devel for review.


I already barked at upstream. The upstream barked back. The result is here:

https://bugs.freedesktop.org/show_bug.cgi?id=1782

There you can find xml file for R scripts. I've made it from some
example. It is really only a proof of a concept. But it would not be
very difficult to produce xml files for mimetypes of all R related
files. We must only decide which R related files would benefit from
having mimetypes.

My proposal is
1. R source code, R scripts. Files with extensions .R, .r and others
(.q?, .s?, .S?). Mimetypes text/x-R, text/x-Rsrc
2. R documentation files. File extension .Rd. Mimetype text/x-Rd
3. RData files. File extension .RData, files which at beginning have
RDX2. Mimetype application/x-RData.
4. Rhistory files. File extension .Rhistory. Mimetype text/x-Rhistory
5. R transcript files from ESS/Emacs. File extension .Rt. Mimetype
text/x-Rtranscript

The relevant xml code could be pushed upstream to end up in
freedesktop.org.xml, or it could be distributed with R linux package,
and installed into relevant subdirectory of /usr/share/mime. With a
bit more work the result could be, that people using for example
Nautilus (graphical Gnome browser) could see R related files displayed
with R logo, and clicking them could result in various appropriate
actions. For example for .RData R process could be iinvoked and
relevant .RData file could be loaded.

I could write and test the xml code. But first we have to agree on
which files benefit from having mimetypes and how the mimetypes should
be named. Feel free to suggest.

Vaidotas Zemlys
--
Doctorate student, http://www.mif.vu.lt/katedros/eka/katedra/zemlys.php
Vilnius University

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Re: [Rd] shared-mime-info (PR#8278)

2005-11-03 Thread Vaidotas Zemlys
Hi,

On 03 Nov 2005 12:41:53 +0100, Peter Dalgaard [EMAIL PROTECTED] wrote:
 [EMAIL PROTECTED] writes:

  We do not usually put features in R which are specific to just some
  distributions of some OSes, and in this case to one editor on those.
  We do not for example include the ESS mode for the much-more-widely-used
  Emacs family of editors.
 
  This looks as if it might be appropriate to the Linux binary packages for
  R, so I suggest you contact their maintainers.  But my understanding is
  that this is an issue for gedit and not for R.  Indeed .R is just a
  convention (one of many choices, including .r and .q) for R itself.
 
  I do wonder why you concentrated on .R files and not .Rd files, where I
  find syntax highlighting more useful.

 Mime-types shouldn't be distribution-specific or even editor-specific,
 should they? The whole point is that they can be used for things like
 email attachments that pass from one OS to the other.

 It might be useful to have the mime-type definitions for R (and Rd)
 files centralized in R core, with the appropriate OS conventions
 systematized. But I think we need to know more. Who keeps track of
 mime-types? Can we just grab text/x-R (and text/x-Rd and
 application/x-Rdata)? To which extent the XML format a standard; is it
 only used by particular applications?


As far as I know, at least in Debian, the mimetypes are tracked by
shared-mime-info package. The upstream is freedesktop.org. I do not
know about oficial standarts, but Gnome and KDE tries to adher to some
of the freedesktop.org standarts. I can confirm that mimetypes
provided by shared-mime-info are widely used in Gnome, for some time
now.

Vaidotas Zemlys
--
Doctorate student, http://www.mif.vu.lt/katedros/eka/katedra/zemlys.php
Vilnius University

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