Adding optipng, and a basic expression for pdfread.

svn path=/nixpkgs/trunk/; revision=20802

pkgs/tools/graphics/pdfread/default.nix

@@ -0,0 +1,48 @@
+{stdenv, fetchurl, unzip, python, makeWrapper, ghostscript, pngnq, pil, djvulibre
+, optipng, unrar}:
+
+stdenv.mkDerivation {
+  name = "pdfread-1.8.2";
+
+  src = fetchurl {
+    # I got it from http://www.mobileread.com/forums/showthread.php?t=21906
+    # But that needs user registration to allow downloading.
+    # This is an evolution from pdfread 1.7 in http://pdfread.sourceforge.net/
+    # Temporary place:
+    url = http://vicerveza.homeunix.net/~viric/soft/PDFRead-1.8.2-Source-noGUI-noInstaller.zip;
+    sha256 = "0mzxpnk97f0ww5ds7h4wsval3g4lnrhv6rhspjs7cy4i41gmk8an";
+  };
+
+  buildInputs = [ unzip python makeWrapper ];
+
+  phases = "unpackPhase patchPhase installPhase";
+
+  unpackPhase = ''
+    unzip $src
+    sourceRoot=`pwd`/PDFRead/src
+  '';
+
+  patchPhase = ''
+    sed -i 's,#!/usr.*,#!${python}/bin/python,' pdfread.py
+  '';
+
+  installPhase = ''
+    ensureDir $out/bin
+    cp pdfread.py $out/bin
+    chmod +x $out/bin/pdfread.py
+
+    LIBSUFFIX=lib/${python.libPrefix}/site-packages/
+    PYDIR=$out/$LIBSUFFIX
+    ensureDir $PYDIR
+    cp -R *.py pylrs $PYDIR
+
+    wrapProgram $out/bin/pdfread.py --prefix PYTHONPATH : $PYTHONPATH:${pil}/$LIBSUFFIX/PIL:$PYDIR \
+      --prefix PATH : ${ghostscript}/bin:${pngnq}/bin:${djvulibre}/bin:${unrar}/bin:${optipng}/bin
+  '';
+
+  meta = {
+    description = "PDF/DJVU to ebook format converter";
+    homepage = http://www.mobileread.com/forums/showthread.php?t=21906;
+    license = "bsd";
+  };
+}