[File] [PATCH] Magdir/frame FrameMaker Dictionary; mime type and extension

[Christos Zoulas]

Committed, thanks!

christos

> On Dec 6, 2023, at 4:27 PM, Jörg Jenderek (GMX) <joerg.jen.der.ek at gmx.net> wrote:
> 
> Hello,
> 
> some days ago i must handles some old software samples from Adobe
> Framemaker. One file sort are dictionaries.
> 
> So i look on my systems for such files. When running file command
> version 5.45 on such dictionaries i get an output like:
> 
> hyphens.brt: FrameMaker Dictionary text (2.0), ASCII text
> hyphens.eng: FrameMaker Dictionary text (2.0), ASCII text
> site.dict:   FrameMaker Dictionary text (2.0), ASCII text
> 
> With option --extension only 3 byte sequence ??? is shown and with -i
> option application/x-mif is shown.
> 
> For comparison reason i run the file format identification utility
> TrID ( See https://mark0.net/soft-trid-e.html). My  samples are
> described as "FrameMaker hyphens dictionary (v2.0)" by
> fm-hyph-dict-20.trid.xml. Samples with version 3.0 are described as
> "FrameMaker hyphens dictionary (v3.0)" by fm-hyph-dict-30.trid.xml. Here
> generic application/octet-stream mime type is shown. For file name
> suffix is written, that extension is a 3 letters country code (See
> appended trid-v-dict.txt.gz).
> 
> For comparison reason i also run the file format identification
> utility DROID ( See https://sourceforge.net/projects/droid/). This
> identifies no examples.
> 
> On Linux according to shared MIME-info database such samples are called
> "Adobe FrameMaker document". Here application/vnd.framemaker is used as
> mime type and file name suffix fm is used. The samples are just
> recognized by looking for 16 byte sequence <MakerDictionary at the
> beginning. That information can be seen in source freedesktop.org.xml.in
> found for example on gitlab.freedesktop.org.
> 
> That informations are expressed by comment line inside Magdir/frame like:
> # Reference:	http://mark0.net/download/triddefs_xml.7z
> #		defs/f/fm-hyph-dict-30.trid.xml
> #		defs/f/fm-hyph-dict-20.trid.xml
> 
> The description happens by lines inside Magdir/frame  like:
> 0	search/1	\<MakerDictionary FrameMaker Dictionary text
> !:mime	application/x-mif
> >17	string		3.0		 (3.0)
> >17	string		2.0		 (2.0)
> >17	string		1.0		 (1.x)
> 
> So this now starts like:
> 0	search/1	\<MakerDictionary FrameMaker Dictionary text
> !:mime	application/vnd.framemaker
> !:ext	dict/eng/brt
> 
> Instead of user defined application/x-mif now show officially registered
> mime type from IANA organization that is used by shared mime database.
> The file name suffix is dict (like in site.dict) but often extension is
> a 3 letters country code (like in hyphens.brt hyphens.eng).
> 
> Yes this registered type exist, but when reading that on iana.org it is
> a disappointment and a shame for a big company like adobe. Neither file
> name suffix nor characteristic byte sequences are listed. The entry is
> dated from 1996 and non existing ftp.frame.com server is listed as
> reference.
> 
> The computer companies are like the money banks. Too big to fail or to
> be regulated and having too many lobby people trying to avoid rules and
> regulations. I am also angry with your political elite like European
> union. So we have hundreds of computer companies storing files on my
> personal computer without any public rules. But for me as single person
> i must check my car every 2 years and are forbidden to buy old light
> bulbs and vacuum cleaners with thousand of Watts.
> So apparently some are more equal than others without any reasons. That
> will lead in the end of current public society.
> 
> After applying the above mentioned modifications by patch
> file-5.45-frame-dict.diff then all my inspected FrameMaker Dictionary
> are still described but now also file name suffix are shown with
> --extension option. This now  looks like:
> 
> hyphens.brt: dict/eng/brt
> hyphens.eng: dict/eng/brt
> site.dict:   dict/eng/brt
> 
> I hope my diff file can be applied in future version of file
> utility.
> 
> With best wishes,
> Jörg Jenderek
> --
> Jörg Jenderek
> <trid-v-dict.txt.gz><file-5_45-frame-dict_diff.DEFANGED-405><file-5_45-frame-dict_diff_sig.DEFANGED-406>-- 
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