Bug#733750: support patching hexen2 game data

[Alexandre Detiste]

Le mercredi 24 janvier 2018, 19 h 59 min 31 s CET Simon McVittie a écrit :
> It's encoded in the YAML as though the patch was the first part of
> a multi-part archive, the unpatched file was the second part, and the
> patched file is what we unpack from the archive - which is a little weird,
> but seems better than new syntax for deltas. So the YAML syntax should
> end up something like this:
> 
>     data1pk0.xd3:
>       unpack:
>         format: xdelta3
>         other_parts:
>           - data1/pak0.pak?v1.03
>         provides:
>           - data1/pak0.pak

Hi,

This also confuses GDP which ends up thinking data1/pak*.pak?v1.11 are downloadable.
It then dowloads gamedata-all-1.29a.tgz for nothing.

I guess UT suffer from the same thing.

 ./run hexen2 --no-search
INFO:game_data_packager.build:will not produce "hexen2-demo-data" because we have the full version "hexen2-data"
INFO:game_data_packager.download:downloading http://localhost/gamedata-all-1.29a.tgz
extracting patchdat/data1/data1pk1.xd3 from /tmp/gdptmp.7rlo7ffw/gamedata-all-1.29a.tgz
extracting patchdat/data1/data1pk0.xd3 from /tmp/gdptmp.7rlo7ffw/gamedata-all-1.29a.tgz
ERROR:game_data_packager.build:could not find data1/pak1.pak?v1.03:
  expected:
    size:   76958474 bytes
    md5:    9a2010aafb9c0fe71c37d01292030270
    sha1:   bd7d83349f8718ae5f16614ae99857b06a22fdd0
    sha256: None
ERROR:game_data_packager.build:could not find data1/pak1.pak?v1.11:
  expected:
    size:   75601170 bytes
    md5:    c2ac5b0640773eed9ebe1cda2eca2ad0
    sha1:   34c17f508bb6cd9ae4401307d0930a6f00761826
    sha256: 6940cc03dc731f9c19f4e8a21259d7f191bd60a7487b50ceed3f8268e0d32a56
ERROR:game_data_packager.build:could not find data1/pak0.pak?v1.03:
  expected:
    size:   21714275 bytes
    md5:    b53c9391d16134cb3baddc1085f18683
    sha1:   15358c105f88f8099fe889150a83022992c7357b
    sha256: None
ERROR:game_data_packager.build:could not find data1/pak0.pak?v1.11:
  expected:
    size:   22704056 bytes
    md5:    c9675191e75dd25a3b9ed81ee7e05eff
    sha1:   7c6b19d76ce85771026ea8dbdc397cd1109355b7
    sha256: 57936acc4cd9abed7acb480dd9c6d59c7c98e96e4eca4e2d04f390d2dfa5ffde
ERROR:game_data_packager.build:Failed to download necessary files for hexen2-data
ERROR:game_data_packager.build:Unable to complete any packages because downloads failed.


DEBUG:game_data_packager.build:trying to fill any gaps for hexen2-data
DEBUG:game_data_packager.build:gap needs to be filled for hexen2-data: data1/pak1.pak?v1.11
DEBUG:game_data_packager.build:gap needs to be filled for hexen2-data: data1/pak0.pak?v1.11
DEBUG:game_data_packager.build:could not find data1/pak1.pak?v1.11, trying to derive it...
DEBUG:game_data_packager.build:could not find patchdat/data1/data1pk1.xd3, trying to derive it...
DEBUG:game_data_packager.build:could not find gamedata-all-1.29a.tgz, trying to derive it...
DEBUG:game_data_packager.build:data1/pak1.pak?v1.11: FillResult.DOWNLOAD_NEEDED
DEBUG:game_data_packager.build:could not find data1/pak0.pak?v1.11, trying to derive it...
DEBUG:game_data_packager.build:could not find patchdat/data1/data1pk0.xd3, trying to derive it...
DEBUG:game_data_packager.build:data1/pak0.pak?v1.11: FillResult.DOWNLOAD_NEEDED
DEBUG:game_data_packager.build:unable to fill gap for hexen2-data: data1/pak1.pak?v1.11
DEBUG:game_data_packager.build:unable to fill gap for hexen2-data: data1/pak0.pak?v1.11
DEBUG:game_data_packager.build:hexen2-data: FillResult.DOWNLOAD_NEEDED
DEBUG:game_data_packager.build:hexen2-data is possible