Hello Ralph, Ralph Corderoy <ra...@inputplus.co.uk> wrote: |Hi Steffen, | |>> The closest is |>> http://www.iana.org/assignments/media-types/application/gzip which |>> leaves the tar for the user to fathom out if left to MIME types |>> alone. |> |> [http://svn.apache.org/viewvc/tika/trunk/tika-core/src/ma\ |> in/resources/org/apache/tika/mime/tika-mimetypes.xml] |> lists the extension tgz regulary thereunder |> |> <mime-type type="application/gzip"> |> <_comment>Gzip Compressed Archive</_comment> |> <alias type="application/x-gzip"/> |> <alias type="application/x-gunzip"/> |> <alias type="application/gzip-compressed"/> |> <alias type="application/gzipped"/> |> <alias type="application/gzip-compressed"/> |> <alias type="application/x-gzip-compressed"/> |> <alias type="gzip/document"/> |> <magic priority="45"> |> <match value="\037\213" type="string" offset="0" /> |> <match value="\x1f\x8b" type="string" offset="0" /> |> </magic> |> <glob pattern="*.tgz" /> |> <glob pattern="*.gz" /> |> <glob pattern="*-gz" /> |> <glob pattern="*.emz" /> |> </mime-type> | |Interesting, but the comment seems wrong, since foo.gz need not be an |archive, i.e. a collection of other things, and it's lumping foo.gz and |foo.tgz together, so no indication that one of them is a tar file.
it's a community project, some fuzziness seems to be allowed.. Eventually i know of no other source that is so comprehensive. (And i personally only use the glob entries.) |MIME types just don't seem to allow layering. That file also has a We guess the reason for this is to ease processing with handler chains, i.e., subtype-of-text -> use text handler. Or something similar. |couple of tar types. | | <mime-type type="application/x-tar"> | <magic priority="40"> | <!-- POSIX tar archive --> | <match value="ustar\0" type="string" offset="257" /> | </magic> | <glob pattern="*.tar"/> | </mime-type> | | <mime-type type="application/x-gtar"> | <_comment>GNU tar Compressed File Archive (GNU Tape Archive)</_comment> | <magic priority="50"> | <!-- GNU tar archive --> | <match value="ustar \0" type="string" offset="257" /> | </magic> | <glob pattern="*.gtar"/> | <sub-class-of type="application/x-tar"/> | </mime-type> | |The second's comment suggests it's compressed but then it wants `ustar' |at offset 257 which is uncompressed. Apart of the comment it (the magic) seems right, however. |It's a mess. HTTP can ship an application/x-tar with a Content-Encoding |of gzip, but that's not the same thing as the client should ungzip to |deliver the tar; not what's wanted. | |This seems to be getting off-groff topic. :-) Oh, after fiddling with unsupported linker options etc. to compile the showcase i got a SIGBUS. You know, as in "Bus stop, wet day, she's there" etc. Only the umbrella is still missing. Ciao, --steffen
