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{ stdenv, curl, cacert, writeText, fetchFromGitHub, fetchpatch
, python, pythonPackages
, email, password
}:
{ name ? null, machineName, downloadName ? "Download", suffix ? "humblebundle", md5 }: let
cafile = "${cacert}/etc/ssl/certs/ca-bundle.crt";
humbleAPI = pythonPackages.buildPythonPackage rec {
name = "humblebundle-${version}";
version = "0.1.1";
src = fetchFromGitHub {
owner = "saik0";
repo = "humblebundle-python";
rev = version;
sha256 = "1kcg42nh7sbjabim1pbqx14468pypznjy7fx2bv7dicy0sqd9b8j";
};
propagatedBuildInputs = with pythonPackages; [ requests2 ];
};
pyStr = str: "'${stdenv.lib.escape ["'" "\\"] str}'";
getDownloadURL = writeText "gethburl.py" ''
import sys, humblebundle
def get_products(client):
gamekeys = client.get_gamekeys()
for gamekey in gamekeys:
order = hb.get_order(gamekey)
if order.subproducts is None:
continue
for subproduct in order.subproducts:
prodname = subproduct.human_name.encode('ascii', 'replace')
downloads = [(download.machine_name, download.download_struct)
for download in subproduct.downloads]
yield (prodname, downloads)
def find_download(downloads):
for machine_name, dstruct in sum(downloads.values(), []):
if machine_name == ${pyStr machineName}:
for ds in dstruct:
if ds.name == ${pyStr downloadName}:
return ds
print >>sys.stderr, \
${pyStr "Unable to find ${downloadName} for ${machineName}!"}
print >>sys.stderr, 'Available download types:'
for ds in dstruct:
print >>sys.stderr, " " + ds.name
raise SystemExit(1)
hb = humblebundle.HumbleApi()
hb.login(${pyStr email}, ${pyStr password})
products = dict(get_products(hb))
dstruct = find_download(products)
if dstruct is None:
print >>sys.stderr, ${pyStr "Cannot find download for ${machineName}!"}
print >>sys.stderr, 'Available machine names:'
for name, dstructs in sorted(products.items(), key=lambda x: x[0]):
print >>sys.stderr, " * " + name
print >>sys.stderr, " " + ', '.join(map(lambda x: x[0], dstructs))
raise SystemExit(1)
elif dstruct.md5 != ${pyStr md5}:
print >>sys.stderr, \
${pyStr "MD5 for ${machineName} is not ${md5} but "} \
+ dstruct.md5 + '.'
raise SystemExit(1)
else:
print dstruct.url.web
'';
in stdenv.mkDerivation {
name = if name != null then name else "${machineName}.${suffix}";
outputHashAlgo = "md5";
outputHash = md5;
buildInputs = [ python humbleAPI ];
buildCommand = ''
url="$(python "${getDownloadURL}")"
header "downloading $name from $url"
"${curl.bin or curl}/bin/curl" --cacert "${cafile}" --fail \
--output "$out" "$url"
stopNest
'';
}
|
