From 2bdfb86e0887e70c9b06d734b7f3cc411b9d461d Mon Sep 17 00:00:00 2001
From: nyanloutre <paul@nyanlout.re>
Date: Mon, 21 Sep 2020 20:19:43 +0200
Subject: [PATCH 1/2] pythonPackages.unrardll: init at 0.1.4

---
 .../python-modules/unrardll/default.nix       | 22 +++++++++++++++++++
 pkgs/top-level/python-packages.nix            |  2 ++
 2 files changed, 24 insertions(+)
 create mode 100644 pkgs/development/python-modules/unrardll/default.nix

diff --git a/pkgs/development/python-modules/unrardll/default.nix b/pkgs/development/python-modules/unrardll/default.nix
new file mode 100644
index 000000000000..49e070b84631
--- /dev/null
+++ b/pkgs/development/python-modules/unrardll/default.nix
@@ -0,0 +1,22 @@
+{ lib, buildPythonPackage, fetchPypi, unrar }:
+
+buildPythonPackage rec {
+  pname = "unrardll";
+  version = "0.1.4";
+
+  src = fetchPypi {
+    inherit pname version;
+    sha256 = "4149c0729cf96a0bae80360e7d94dc40af1088c8da7f6eb8d10e09b8632e92ad";
+  };
+
+  buildInputs = [ unrar ];
+
+  pythonImportsCheck = [ "unrardll" ];
+
+  meta = with lib; {
+    description = "Wrap the Unrar DLL to enable unraring of files in python";
+    homepage = "https://github.com/kovidgoyal/unrardll";
+    license = licenses.bsd3;
+    maintainers = with maintainers; [ nyanloutre ];
+  };
+}
diff --git a/pkgs/top-level/python-packages.nix b/pkgs/top-level/python-packages.nix
index e3c07aea7494..dda505cf719a 100644
--- a/pkgs/top-level/python-packages.nix
+++ b/pkgs/top-level/python-packages.nix
@@ -7258,6 +7258,8 @@ in {
 
   unpaddedbase64 = callPackage ../development/python-modules/unpaddedbase64 { };
 
+  unrardll = callPackage ../development/python-modules/unrardll { };
+
   unrpa = callPackage ../development/python-modules/unrpa { };
 
   untangle = callPackage ../development/python-modules/untangle { };

From 2e73a9ab84cd1ac84465dbd8b290ca3517d3c1d5 Mon Sep 17 00:00:00 2001
From: nyanloutre <paul@nyanlout.re>
Date: Tue, 22 Sep 2020 01:24:50 +0200
Subject: [PATCH 2/2] calibre: add unrardll optional dependency

---
 pkgs/applications/misc/calibre/default.nix | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/pkgs/applications/misc/calibre/default.nix b/pkgs/applications/misc/calibre/default.nix
index 92a491a0056f..8ea1dba54ed8 100644
--- a/pkgs/applications/misc/calibre/default.nix
+++ b/pkgs/applications/misc/calibre/default.nix
@@ -99,7 +99,7 @@ mkDerivation rec {
       sip
       # the following are distributed with calibre, but we use upstream instead
       odfpy
-    ]
+    ] ++ lib.optional (unrarSupport) unrardll
   );
 
   installPhase = ''