From 80b701ca94a8b781adb2b08aea0e1308c3a140a2 Mon Sep 17 00:00:00 2001
From: Michael Raskin <7c6f434c@mail.ru>
Date: Thu, 12 Jun 2014 15:02:39 +0400
Subject: [PATCH] Put a correct Dia persistence file in ~/.dia unless such a
 file exists. Fixes #1691.

---
 pkgs/applications/graphics/dia/default.nix | 18 ++++++++++++++++--
 1 file changed, 16 insertions(+), 2 deletions(-)

diff --git a/pkgs/applications/graphics/dia/default.nix b/pkgs/applications/graphics/dia/default.nix
index c7582fd6c33..1ec9e1d1c0d 100644
--- a/pkgs/applications/graphics/dia/default.nix
+++ b/pkgs/applications/graphics/dia/default.nix
@@ -1,4 +1,4 @@
-{stdenv, fetchurlGnome, gtk, pkgconfig, perl, perlXMLParser, libxml2, gettext
+{stdenv, fetchurl, fetchurlGnome, gtk, pkgconfig, perl, perlXMLParser, libxml2, gettext
 , python, libxml2Python, docbook5, docbook_xsl, libxslt, intltool, libart_lgpl
 , withGNOME ? false, libgnomeui }:
 
@@ -11,6 +11,11 @@ stdenv.mkDerivation rec {
     sha256 = "1qgawm7rrf4wd1yc0fp39ywv8gbz4ry1s16k00dzg5w6p67lfqd7";
   };
 
+  correctPersistence = fetchurl {
+    url = https://launchpadlibrarian.net/132677658/persistence;
+    sha256 = "1rv6zv9i03bna4bdp1wzn72lg7kdwi900y1izdq0imibi54nxjsk";
+  };
+
   buildInputs =
     [ gtk perlXMLParser libxml2 gettext python libxml2Python docbook5
       libxslt docbook_xsl libart_lgpl
@@ -24,7 +29,16 @@ stdenv.mkDerivation rec {
 
   # This file should normally require a gtk-update-icon-cache -q /usr/share/icons/hicolor command
   # It have no reasons to exist in a redistribuable package
-  postInstall = "rm $out/share/icons/hicolor/icon-theme.cache";
+  postInstall = ''
+    rm $out/share/icons/hicolor/icon-theme.cache
+
+    cd "$out"/bin/
+    mv dia .dia-wrapped
+    echo '#! ${stdenv.shell}' >> dia
+    echo 'test -f "$HOME/.dia/persistence" || cp ${correctPersistence} "$HOME/.dia/persistence" ' >> dia
+    echo '.dia-wrapped "$@"' >> dia
+    chmod a+x dia
+  '';
 
   meta = {
     description = "Gnome Diagram drawing software";