From 70264d1e46dc17391f0a3a590ba0749d0a93eda2 Mon Sep 17 00:00:00 2001
From: makefu <github@syntax-fehler.de>
Date: Fri, 25 Dec 2015 00:04:52 +0100
Subject: k 5 Reaktor: init plugin infrastructure

---
 krebs/5pkgs/Reaktor/plugins.nix             | 38 +++++++++++++++++++++++++++++
 krebs/5pkgs/Reaktor/scripts/random-emoji.sh |  6 +++++
 krebs/5pkgs/default.nix                     |  2 ++
 3 files changed, 46 insertions(+)
 create mode 100644 krebs/5pkgs/Reaktor/plugins.nix
 create mode 100644 krebs/5pkgs/Reaktor/scripts/random-emoji.sh

diff --git a/krebs/5pkgs/Reaktor/plugins.nix b/krebs/5pkgs/Reaktor/plugins.nix
new file mode 100644
index 000000000..05ede38e1
--- /dev/null
+++ b/krebs/5pkgs/Reaktor/plugins.nix
@@ -0,0 +1,38 @@
+{ stdenv, lib, pkgs, makeWrapper }:
+
+rec {
+  buildReaktorPlugin = { name
+                        # TODO: profiles
+                        , extraConfig
+                        , phases ? []
+                        , ... } @ attrs:
+    stdenv.mkDerivation (attrs // {
+      name = "Reaktor-plugin-" + name;
+      phases = phases ++ [ "installPhase" ];
+      isReaktorPlugin = true;
+    });
+
+  random-emoji = buildReaktorPlugin rec {
+    name = "random-emoji";
+    src = ./scripts/random-emoji.sh;
+    phases = [ "installPhase" ];
+    buildInputs = [ makeWrapper ];
+    installPhase = ''
+      mkdir -p $out/bin
+      install -vm 755 ${src} $out/bin/random-emoji.sh
+      wrapProgram $out/bin/random-emoji.sh \
+        --prefix PATH : ${lib.makeSearchPath "bin" (with pkgs; [
+                          coreutils
+                          gnused
+                          gnugrep
+                          xmlstarlet
+                          curl])};
+    '';
+    extraConfig = ''
+      public_commands.insert(0,{
+        'capname' : "emoji",
+        'pattern' : indirect_pattern.format("emoji"),
+        'argv'    : ["random-emoji.sh"])
+    '';
+  };
+}
diff --git a/krebs/5pkgs/Reaktor/scripts/random-emoji.sh b/krebs/5pkgs/Reaktor/scripts/random-emoji.sh
new file mode 100644
index 000000000..386aa68b9
--- /dev/null
+++ b/krebs/5pkgs/Reaktor/scripts/random-emoji.sh
@@ -0,0 +1,6 @@
+#!/bin/sh
+curl http://emojicons.com/random -s | \
+  grep data-text | \
+  sed -n 's/.*>\(.*\)<\/textarea>/\1/p' | \
+  head -n 1 | \
+  xmlstarlet unesc
diff --git a/krebs/5pkgs/default.nix b/krebs/5pkgs/default.nix
index 0562fe836..c4b1dafe4 100644
--- a/krebs/5pkgs/default.nix
+++ b/krebs/5pkgs/default.nix
@@ -26,6 +26,8 @@ subdirs // rec {
     inherit (subdirs) get jq;
   };
 
+  ReaktorPlugins = pkgs.callPackage ./Reaktor/plugins.nix {};
+
   execve = name: { filename, argv, envp ? {}, destination ? "" }:
     writeC name { inherit destination; } ''
       #include <unistd.h>
-- 
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