3 files changed, 87 insertions, 0 deletions
diff --git a/pkgs/scripts/clip.nix b/pkgs/scripts/clip.nix
new file mode 100644
index 0000000..b801ccf
--- /dev/null
+++ b/pkgs/scripts/clip.nix
@@ -0,0 +1,44 @@
+{ lib
+, writeShellScriptBin
+, gnome-screenshot
+, xclip
+, file
+, imagemagick
+, toPDF
+, ...
+}:
+with lib; let
+  name = if toPDF then "clip-pdf" else "clip";
+
+  pdfCmdline = optionalString toPDF ''
+    if [ $# -lt 1 ]; then
+      echo "Usage: $0 <out.pdf> [opts...]" >&2
+      exit 1
+    fi
+    
+    OUT="$1"
+    shift
+  '';
+
+  copyOut =
+    if toPDF then ''
+      ${imagemagick}/bin/convert "$CLIP" "$OUT"
+    '' else ''
+      ${xclip}/bin/xclip -selection clipboard \
+        -t $(${file}/bin/file -b --mime-type $CLIP) <"$CLIP"
+    '';
+in
+writeShellScriptBin name ''
+  ${pdfCmdline}
+
+  OPTIONS=-a
+  if [ "x$@" != "x" ]; then
+    OPTIONS="$@"
+  fi
+  
+  CLIP="$HOME/vtmp/$$.png"
+  ${gnome-screenshot}/bin/gnome-screenshot "$OPTIONS" -f "$CLIP"
+  ${copyOut}
+
+  rm "$CLIP"
+''
diff --git a/pkgs/scripts/default.nix b/pkgs/scripts/default.nix
new file mode 100644
index 0000000..43eae89
--- /dev/null
+++ b/pkgs/scripts/default.nix
@@ -0,0 +1,9 @@
+{ callPackage, symlinkJoin, ... }:
+symlinkJoin {
+  name = "scripts";
+  paths = [
+    (callPackage ./clip.nix { toPDF = false; })
+    (callPackage ./clip.nix { toPDF = true; })
+    (callPackage ./merge-pdfs.nix { })
+  ];
+}
diff --git a/pkgs/scripts/merge-pdfs.nix b/pkgs/scripts/merge-pdfs.nix
new file mode 100644
index 0000000..584505a
--- /dev/null
+++ b/pkgs/scripts/merge-pdfs.nix
@@ -0,0 +1,34 @@
+{ writeShellScriptBin, pdftk, ... }:
+writeShellScriptBin "merge-pdfs" ''
+  set -e
+  export PATH="$PATH:${pdftk}/bin"
+  
+  if [ $# -lt 3 ]; then
+    echo "Usage: $0 <output> <PDFs...>" >&2
+    exit 1
+  fi
+  
+  OUTPUT="$1"
+  shift
+  
+  WORKDIR="$HOME/vtmp/merge-pdfs.$$"
+  BOOKMARKS="$WORKDIR/bookmarks.txt"
+  FMT="BookmarkBegin
+  BookmarkTitle: %s
+  BookmarkLevel: 1
+  BookmarkPageNumber: 1
+  "
+ 
+  mkdir "$WORKDIR"
+ 
+  N=0
+  for SOURCE in "$@"; do
+    BASE="$(basename "$SOURCE")"
+    printf "$FMT" "''${BASE%.*}" >"$BOOKMARKS"
+    pdftk "$SOURCE" update_info "$BOOKMARKS" output "$WORKDIR/"$(printf "%04d" $N).pdf
+    N=$((N+1))
+  done
+ 
+  pdftk "$WORKDIR"/*.pdf cat output "$OUTPUT"
+  rm -r "$WORKDIR"
+''