55 lines
1.1 KiB
Nix
55 lines
1.1 KiB
Nix
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{ pkgs, ... }:
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with pkgs;
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with lib;
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let
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emacsWithPackages = (pkgs.emacsPackagesGen pkgs.emacs27).emacsWithPackages;
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emacs = emacsWithPackages (p: with p; [
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org
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]);
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in
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opts:
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let
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src = if isAttrs opts then opts.src else opts;
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headline = if isAttrs opts then opts.headline else null;
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bn = builtins.baseNameOf src;
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filename = elemAt (splitString "." bn) 0;
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outName =
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if isNull headline
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then
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let bn = builtins.baseNameOf src;
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filename = elemAt (splitString "." bn) 0;
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in filename + ".html"
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else "${filename}-${replaceStrings [" "] ["-"] filename}.html";
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escapeDoubleQuotes = replaceStrings ["\""] ["\\\""];
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navToHeadline = optionalString (! isNull headline) ''
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(search-forward "${escapeDoubleQuotes headline}")
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(org-narrow-to-subtree)
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'';
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in
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runCommand outName {} ''
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cp ${src} file.org
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echo "${emacs}/bin/emacs --batch"
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${emacs}/bin/emacs --batch \
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--load ${./config.el} \
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--visit file.org \
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--eval "(progn
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${escapeDoubleQuotes navToHeadline}
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(org-html-export-to-html))" \
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--kill
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substitute file.html $out \
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--replace '<title>‎</title>' ""
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''
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