From 88d5f2c0a5c313de649d25ec10a1666977c05bbc Mon Sep 17 00:00:00 2001
From: Thomas Strobel <ts468@cam.ac.uk>
Date: Wed, 8 Jul 2015 00:22:57 +0200
Subject: [PATCH] pdfdiff: init at 0.92

---
 pkgs/applications/misc/pdfdiff/default.nix | 41 ++++++++++++++++++++++
 pkgs/top-level/all-packages.nix            |  2 ++
 2 files changed, 43 insertions(+)
 create mode 100644 pkgs/applications/misc/pdfdiff/default.nix

diff --git a/pkgs/applications/misc/pdfdiff/default.nix b/pkgs/applications/misc/pdfdiff/default.nix
new file mode 100644
index 00000000000..43b98035343
--- /dev/null
+++ b/pkgs/applications/misc/pdfdiff/default.nix
@@ -0,0 +1,41 @@
+{ stdenv, pythonPackages, fetchurl, xpdf }:
+let
+  py = pythonPackages;
+in
+py.buildPythonPackage rec {
+  name = "pdfdiff-${version}";
+  version = "0.92";
+
+  src = fetchurl {
+    url = "http://www.cs.ox.ac.uk/people/cas.cremers/downloads/software/pdfdiff.py";
+    sha256 = "0zxwjjbklz87wkbhkmsvhc7xmv5php7m2a9vm6ydhmhlxsybf836";
+  };
+
+  buildInputs = [  pythonPackages.wrapPython ];
+
+  doCheck = false;
+
+  phases = [ "unpackPhase" "patchPhase" "installPhase" ];
+
+  unpackPhase = "cp $src pdfdiff.py";
+
+  postPatch = ''
+    sed -i -r 's|pdftotextProgram = "pdftotext"|pdftotextProgram = "${xpdf}/bin/pdftotext"|' pdfdiff.py
+    sed -i -r 's|progName = "pdfdiff.py"|progName = "pdfdiff"|' pdfdiff.py
+    '';
+
+  installPhase = ''
+    mkdir -p $out/bin
+    cp pdfdiff.py $out/bin/pdfdiff
+    chmod +x $out/bin/pdfdiff
+
+    substituteInPlace $out/bin/pdfdiff --replace "#!/usr/bin/python" "#!${pythonPackages.python.interpreter}"
+    '';
+
+  meta = with stdenv.lib; {
+    homepage = http://www.cs.ox.ac.uk/people/cas.cremers/misc/pdfdiff.html;
+    description = "Tool to view the difference between two PDF or PS files";
+    license = licenses.gpl2Plus;
+    platforms = platforms.linux;
+  };
+}
diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index bd8ac1e3640..8c766cbef57 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -12132,6 +12132,8 @@ let
 
   maxlib = callPackage ../applications/audio/pd-plugins/maxlib { };
 
+  pdfdiff = callPackage ../applications/misc/pdfdiff { };
+
   mupdf = callPackage ../applications/misc/mupdf {
     openjpeg = openjpeg_2_0;
   };