init

Author: t4ccer

.gitignore

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+result*

LICENSE

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+* =nix-org-export=
+
+Use =nix-org-export= to export org files to PDFs using =(org-latex-export-to-pdf)=.
+
+** Usage
+
+*** Using flakes
+
+ - Ensure you have flakes enabled
+ - Add =github:t4ccer/nix-org-export= to your inputs
+ - Call =exportOrgFor "your-system" ./path-to-org-file=
+
+** Example
+
+Example exposes README of your project in PDF as a flake output.
+
+#+begin_src nix
+  {
+    description = "nix-org-export example";
+    inputs.nix-org-export.url = "github:t4ccer/nix-org-export";
+    outputs = { nix-org-export, ... }: {
+      readmeExported = nix-org-export.exportOrgFor "x86_64-linux" ./README.org;
+    };
+  }
+#+end_src
+
+** License
+
+Copyright (C) 2022 Tomasz Maciosowski (t4ccer)
+
+This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, either version 3 of the License, or (at your option) any later version.
+
+This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License along with this program. If not, see http://www.gnu.org/licenses/.

README.org

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+{
+  description = "nix-org-export";
+
+  inputs = {
+    emacs.url = "github:nix-community/emacs-overlay";
+    nixpkgs.url = "github:NixOS/nixpkgs";
+  };
+
+  outputs = inputs @ {
+    self,
+    nixpkgs,
+    ...
+  }: let
+    supportedSystems = nixpkgs.lib.systems.flakeExposed;
+    perSystem = nixpkgs.lib.genAttrs supportedSystems;
+    pkgsFor = system:
+      import nixpkgs {
+        inherit system;
+        overlays = [inputs.emacs.overlay];
+      };
+
+    customEmacsFor = system:
+      (pkgsFor system).emacsWithPackagesFromUsePackage {
+        package = (pkgsFor system).emacs;
+        config = "";
+        extraEmacsPackages = epkgs: [
+          epkgs.org
+        ];
+      };
+
+    elispScriptFor = system:
+      (pkgsFor system).writeTextFile {
+        name = "org-export.el";
+        text = ''
+          (message "Exporting org to pdf...")
+          (setenv "PATH" (concat (getenv "PATH") ":${(pkgsFor system).texlive.combined.scheme-full}/bin"))
+          (require 'org)
+          (find-file "file.org")
+          (org-latex-export-to-pdf)
+          (message "Exporting org to pdf done!")
+        '';
+      };
+  in rec {
+    exportOrgFor = system: file:
+      derivation {
+        name = "exported.pdf";
+        inherit system;
+        builder = "${(pkgsFor system).bash}/bin/bash";
+        args = [
+          "-c"
+          ''
+            ${(pkgsFor system).coreutils}/bin/cp ${file} file.org
+            ${customEmacsFor system}/bin/emacs --batch --no-init --load ${elispScriptFor system}
+            ${(pkgsFor system).coreutils}/bin/mv file.pdf $out
+          ''
+        ];
+      };
+
+    # Example how to use `exportOrgFor`
+    readmeExported = perSystem (system: exportOrgFor system ./README.org);
+
+    formatter = perSystem (system: nixpkgs.legacyPackages.${system}.alejandra);
+  };
+}