libreoffice: md5 -> sha256

pkgs/applications/office/libreoffice/default.nix

@@ -28,25 +28,17 @@ let
   lib = stdenv.lib;
   langsSpaces = lib.concatStringsSep " " langs;
 
-  fetchThirdParty = {name, md5, brief, subDir ? ""}: fetchurl {
-    inherit name md5;
-    url = if brief then
-            "http://dev-www.libreoffice.org/src/${subDir}${name}"
-          else
-            "http://dev-www.libreoffice.org/src/${subDir}${md5}-${name}";
-  };
-
   fetchSrc = {name, sha256}: fetchurl {
     url = "http://download.documentfoundation.org/libreoffice/src/${subdir}/libreoffice-${name}-${version}.tar.xz";
     inherit sha256;
   };
 
   srcs = {
-    third_party = [ (fetchurl rec {
+    third_party = [ (let md5 = "185d60944ea767075d27247c3162b3bc"; in fetchurl rec {
         url = "http://dev-www.libreoffice.org/extern/${md5}-${name}";
-        md5 = "185d60944ea767075d27247c3162b3bc";
+        sha256 = "1infwvv1p6i21scywrldsxs22f62x85mns4iq8h6vr6vlx3fdzga";
         name = "unowinreg.dll";
-      }) ] ++ (map fetchThirdParty (import ./libreoffice-srcs.nix));
+      }) ] ++ (map fetchurl (import ./libreoffice-srcs.nix));
 
     translations = fetchSrc {
       name = "translations";

pkgs/applications/office/libreoffice/generate-libreoffice-srcs.py

@@ -8,28 +8,64 @@ of the input file, and writes the result to stdout.
 
 todo - Ideally we would move as much as possible into derivation dependencies.
 """
-import collections, itertools, json, re, sys, os
+import collections, itertools, json, re, subprocess, sys, os
 
 def main():
 
+    packages = list(get_packages())
+
+    for x in packages:
+        print(x, file=sys.stderr)
+
     print('[')
 
-    for x in get_packages():
+    for x in packages:
+
+        md5 = x['md5']
+        tarball = x['tarball']
 
-        print('{')
+        url = construct_url(x)
+        print('url: {}'.format(url), file=sys.stderr)
 
-        print('  name = "{}";'.format(x['tarball']))
-        print('  md5 = "{}";'.format(x['md5']))
-        print('  brief = {};'.format('true' if x['brief'] else 'false'))
+        path = download(url, tarball, md5)
+        print('path: {}'.format(path), file=sys.stderr)
 
-        if 'subdir' in x:
-            print('  subDir = "{}";'.format(x['subdir']))
+        sha256 = get_sha256(path)
+        print('sha256: {}'.format(sha256), file=sys.stderr)
 
-        print('}')
+        print('  {')
+        print('    name = "{}";'.format(tarball))
+        print('    url = "{}";'.format(url))
+        print('    sha256 = "{}";'.format(sha256))
+        print('  }')
 
     print(']')
 
 
+def construct_url(x):
+    if x['brief']:
+        return 'http://dev-www.libreoffice.org/src/{}{}'.format(
+            x.get('subdir', ''), x['tarball'])
+    else:
+        return 'http://dev-www.libreoffice.org/src/{}{}-{}'.format(
+            x.get('subdir', ''), x['md5'], x['tarball'])
+
+
+def download(url, name, md5):
+    cmd = ['nix-prefetch-url', url, md5, '--print-path',
+           '--type', 'md5', '--name', name]
+    proc = subprocess.run(cmd, stdout=subprocess.PIPE, check=True,
+                          universal_newlines=True)
+    return proc.stdout.split('\n')[1].strip()
+
+
+def get_sha256(path):
+    cmd = ['sha256sum', path]
+    proc = subprocess.run(cmd, stdout=subprocess.PIPE, check=True,
+                          universal_newlines=True)
+    return proc.stdout.split(' ')[0].strip()
+
+
 def get_packages():
     """
     All of the package data: What's parsed from download.lst,

pkgs/applications/office/libreoffice/still.nix

@@ -28,25 +28,17 @@ let
   lib = stdenv.lib;
   langsSpaces = lib.concatStringsSep " " langs;
 
-  fetchThirdParty = {name, md5, brief, subDir ? ""}: fetchurl {
-    inherit name md5;
-    url = if brief then
-            "http://dev-www.libreoffice.org/src/${subDir}${name}"
-          else
-            "http://dev-www.libreoffice.org/src/${subDir}${md5}-${name}";
-  };
-
   fetchSrc = {name, sha256}: fetchurl {
     url = "http://download.documentfoundation.org/libreoffice/src/${subdir}/libreoffice-${name}-${version}.tar.xz";
     inherit sha256;
   };
 
   srcs = {
-    third_party = [ (fetchurl rec {
+    third_party = [ (let md5 = "185d60944ea767075d27247c3162b3bc"; in fetchurl rec {
         url = "http://dev-www.libreoffice.org/extern/${md5}-${name}";
-        md5 = "185d60944ea767075d27247c3162b3bc";
+        sha256 = "1infwvv1p6i21scywrldsxs22f62x85mns4iq8h6vr6vlx3fdzga";
         name = "unowinreg.dll";
-      }) ] ++ (map fetchThirdParty (import ./libreoffice-srcs-still.nix));
+      }) ] ++ (map fetchurl (import ./libreoffice-srcs-still.nix));
 
     translations = fetchSrc {
       name = "translations";