Merge remote-tracking branch 'prism/master'

16 files changed, 330 insertions, 65 deletions

diff --git a/lass/1systems/hilum/config.nix b/lass/1systems/hilum/config.nix
index 7a506591b..3f25991d9 100644
--- a/lass/1systems/hilum/config.nix
+++ b/lass/1systems/hilum/config.nix
@@ -33,4 +33,6 @@
 
   services.logind.lidSwitch = "ignore";
   services.logind.lidSwitchDocked = "ignore";
+
+  boot.tmpOnTmpfs = true;
 }
diff --git a/lass/1systems/mors/config.nix b/lass/1systems/mors/config.nix
index 03ff42132..fe0b6d85b 100644
--- a/lass/1systems/mors/config.nix
+++ b/lass/1systems/mors/config.nix
@@ -49,17 +49,17 @@ with import <stockholm/lib>;
       ];
     }
     {
-      krebs.syncthing = {
-        peers.schasch.addresses = [ "schasch.r:22000" ];
+      services.syncthing.declarative = {
+        devices.schasch.addresses = [ "schasch.r:22000" ];
         folders = {
           the_playlist = {
             path = "/home/lass/tmp/the_playlist";
-            peers = [ "mors" "phone" "prism" "xerxes" ];
+            devices = [ "mors" "phone" "prism" "xerxes" ];
           };
           free_music = {
             id = "mu9mn-zgvsw";
             path = "/home/lass/tmp/free_music";
-            peers = [ "mors" "schasch" ];
+            devices = [ "mors" "schasch" ];
           };
         };
       };
diff --git a/lass/1systems/prism/config.nix b/lass/1systems/prism/config.nix
index cde65ea6c..c6e0400bf 100644
--- a/lass/1systems/prism/config.nix
+++ b/lass/1systems/prism/config.nix
@@ -338,30 +338,36 @@ with import <stockholm/lib>;
         localAddress = "10.233.2.14";
       };
 
-      services.nginx.virtualHosts."lassul.us".locations."^~ /flix/".extraConfig = ''
-        if ($scheme != "https") {
-          rewrite ^ https://$host$request_uri permanent;
-        }
-        auth_basic "Restricted Content";
-        auth_basic_user_file ${pkgs.writeText "flix-user-pass" ''
-          krebs:$apr1$1Fwt/4T0$YwcUn3OBmtmsGiEPlYWyq0
-        ''};
-        proxy_pass http://10.233.2.14:80/;
-        proxy_set_header Accept-Encoding "";
-        sub_filter "https://lassul.us/" "https://lassul.us/flix/";
-        sub_filter_once off;
-      '';
-      services.nginx.virtualHosts."lassul.us".locations."^~ /transmission".extraConfig = ''
-        if ($scheme != "https") {
-          rewrite ^ https://$host$request_uri permanent;
-        }
-        auth_basic "Restricted Content";
-        auth_basic_user_file ${pkgs.writeText "transmission-user-pass" ''
-          krebs:$apr1$1Fwt/4T0$YwcUn3OBmtmsGiEPlYWyq0
-        ''};
-        proxy_pass_header X-Transmission-Session-Id;
-        proxy_pass http://10.233.2.14:9091;
-      '';
+      services.nginx.virtualHosts."lassul.us" = {
+        locations."^~ /flix/".extraConfig = ''
+          if ($scheme != "https") {
+            rewrite ^ https://$host$request_uri permanent;
+          }
+          auth_basic "Restricted Content";
+          auth_basic_user_file ${pkgs.writeText "flix-user-pass" ''
+            krebs:$apr1$1Fwt/4T0$YwcUn3OBmtmsGiEPlYWyq0
+          ''};
+          proxy_pass http://10.233.2.14:80/;
+          proxy_set_header Accept-Encoding "";
+          sub_filter "https://lassul.us/" "https://lassul.us/flix/";
+          sub_filter_once off;
+        '';
+        locations."^~ /chatty/".extraConfig = ''
+          rewrite ^ https://$host/flix/$request_uri permanent;
+        '';
+        #locations."^~ /transmission".return = "301 https://$host/transmission/web/";
+        locations."^~ /transmission/".extraConfig = ''
+          if ($scheme != "https") {
+            rewrite ^ https://$host$request_uri permanent;
+          }
+          auth_basic "Restricted Content";
+          auth_basic_user_file ${pkgs.writeText "transmission-user-pass" ''
+            krebs:$apr1$1Fwt/4T0$YwcUn3OBmtmsGiEPlYWyq0
+          ''};
+          proxy_pass_header X-Transmission-Session-Id;
+          proxy_pass http://10.233.2.14:9091;
+        '';
+      };
 
       users.groups.download = {};
       users.users = {
diff --git a/lass/1systems/xerxes/config.nix b/lass/1systems/xerxes/config.nix
index 8630d0f4b..e4a4fb505 100644
--- a/lass/1systems/xerxes/config.nix
+++ b/lass/1systems/xerxes/config.nix
@@ -41,11 +41,11 @@
     displayManager.lightdm.autoLogin.user = "lass";
   };
 
-  krebs.syncthing = {
+  services.syncthing.declarative = {
     folders = {
       the_playlist = {
         path = "/home/lass/tmp/the_playlist";
-        peers = [ "mors" "phone" "prism" "xerxes" ];
+        devices = [ "mors" "phone" "prism" "xerxes" ];
       };
     };
   };
diff --git a/lass/1systems/yellow/config.nix b/lass/1systems/yellow/config.nix
index abbc0045b..82fe3fac5 100644
--- a/lass/1systems/yellow/config.nix
+++ b/lass/1systems/yellow/config.nix
@@ -54,12 +54,107 @@ with import <stockholm/lib>;
         root = "/var/download/finished";
         extraConfig = ''
           fancyindex on;
-          dav_methods PUT DELETE MKCOL COPY MOVE;
-
+          fancyindex_footer "/fancy.html";
+          include ${pkgs.nginx}/conf/mime.types;
+          include ${pkgs.writeText "extrMime" ''
+            types {
+              video/webm mkv;
+            }
+          ''};
           create_full_put_path on;
-          dav_access all:r;
         '';
       };
+      locations."/chatty" = {
+        proxyPass = "http://localhost:3000";
+        extraConfig = ''
+          rewrite /chatty/(.*) /$1  break;
+          proxy_set_header Host $host;
+        '';
+      };
+      locations."= /fancy.html".extraConfig = ''
+        alias ${pkgs.writeText "nginx_footer" ''
+          <div id="mydiv">
+            <!-- Include a header DIV with the same name as the draggable DIV, followed by "header" -->
+            <div id="mydivheader">Click here to move</div>
+              <iframe src="/chatty/index.html"></iframe>
+          </div>
+          <style>
+          #mydiv {
+            position: absolute;
+            z-index: 9;
+            background-color: #f1f1f1;
+            border: 1px solid #d3d3d3;
+            text-align: center;
+          }
+
+          #mydivheader {
+            padding: 10px;
+            cursor: move;
+            z-index: 10;
+            background-color: #2196F3;
+            color: #fff;
+          }
+          </style>
+          <script>
+            // Make the DIV element draggable:
+            dragElement(document.getElementById("mydiv"));
+
+            function dragElement(elmnt) {
+              var pos1 = 0, pos2 = 0, pos3 = 0, pos4 = 0;
+              if (document.getElementById(elmnt.id + "header")) {
+                // if present, the header is where you move the DIV from:
+                document.getElementById(elmnt.id + "header").onmousedown = dragMouseDown;
+              } else {
+                // otherwise, move the DIV from anywhere inside the DIV:
+                elmnt.onmousedown = dragMouseDown;
+              }
+
+              function dragMouseDown(e) {
+                e = e || window.event;
+                e.preventDefault();
+                // get the mouse cursor position at startup:
+                pos3 = e.clientX;
+                pos4 = e.clientY;
+                document.onmouseup = closeDragElement;
+                // call a function whenever the cursor moves:
+                document.onmousemove = elementDrag;
+              }
+
+              function elementDrag(e) {
+                e = e || window.event;
+                e.preventDefault();
+                // calculate the new cursor position:
+                pos1 = pos3 - e.clientX;
+                pos2 = pos4 - e.clientY;
+                pos3 = e.clientX;
+                pos4 = e.clientY;
+                // set the element's new position:
+                elmnt.style.top = (elmnt.offsetTop - pos2) + "px";
+                elmnt.style.left = (elmnt.offsetLeft - pos1) + "px";
+              }
+
+              function closeDragElement() {
+                // stop moving when mouse button is released:
+                document.onmouseup = null;
+                document.onmousemove = null;
+              }
+            }
+          </script>
+        ''};
+      '';
+    };
+  };
+
+  systemd.services.bruellwuerfel = {
+    wantedBy = [ "multi-user.target" ];
+    environment = {
+      IRC_CHANNEL = "#flix";
+      IRC_NICK = "bruelli";
+      IRC_SERVER = "irc.r";
+      IRC_HISTORY_FILE = "/tmp/bruelli.history";
+    };
+    serviceConfig = {
+      ExecStart = "${pkgs.bruellwuerfel}/bin/bruellwuerfel";
     };
   };
 
diff --git a/lass/2configs/exim-smarthost.nix b/lass/2configs/exim-smarthost.nix
index 565608633..08a226e6d 100644
--- a/lass/2configs/exim-smarthost.nix
+++ b/lass/2configs/exim-smarthost.nix
@@ -102,6 +102,14 @@
     "microsoft@lassul.us"
     "stickers@lassul.us"
     "nextbike@lassul.us"
+    "mytello@lassul.us"
+    "camp@lassul.us"
+    "urlwatch@lassul.us"
+    "lidl@lassul.us"
+    "geizhals@lassul.us"
+    "auschein@lassul.us"
+    "tleech@lassul.us"
+    "durstexpress@lassul.us"
   ];
 
 in {
diff --git a/lass/2configs/games.nix b/lass/2configs/games.nix
index c0e6beba4..63bfa53e0 100644
--- a/lass/2configs/games.nix
+++ b/lass/2configs/games.nix
@@ -65,7 +65,7 @@ in {
       createHome = true;
       useDefaultShell = true;
       packages = with pkgs; [
-        minecraft
+        # minecraft
         steam-run
         scummvm
         dolphinEmu
diff --git a/lass/2configs/green-host.nix b/lass/2configs/green-host.nix
index 1421eede7..0cccbc30e 100644
--- a/lass/2configs/green-host.nix
+++ b/lass/2configs/green-host.nix
@@ -20,7 +20,7 @@ with import <stockholm/lib>;
     }
   ];
 
-  krebs.syncthing.folders."/var/lib/sync-containers".peers = [ "icarus" "skynet" "littleT" "shodan" ];
+  services.syncthing.declarative.folders."/var/lib/sync-containers".devices = [ "icarus" "skynet" "littleT" "shodan" ];
   krebs.permown."/var/lib/sync-containers" = {
     owner = "root";
     group = "syncthing";
diff --git a/lass/2configs/mpv.nix b/lass/2configs/mpv.nix
index b3de42c7b..5d7bfed60 100644
--- a/lass/2configs/mpv.nix
+++ b/lass/2configs/mpv.nix
@@ -2,11 +2,85 @@
 
 let
 
+  download_subs = pkgs.writers.writePython3 "download_sub" {
+    libraries = [ pkgs.python3Packages.subliminal ];
+  } ''
+    from subliminal import download_best_subtitles, scan_video
+    from babelfish import Language
+    import sys
+
+    video_filename = sys.argv[1]
+
+    vid = scan_video(video_filename)
+    try:
+        sub = download_best_subtitles([vid], {Language('eng')})[vid][0]
+
+        filename = '/tmp/' + vid.title + '.srt'
+
+        with open(filename, 'wb+') as file:
+            file.write(sub.content)
+
+        print(filename)
+    except:  # noqa
+        print("/dev/null")
+  '';
+
+  autosub = pkgs.writeText "autosub.lua" ''
+    -- Requires Subliminal version 1.0 or newer
+    -- Make sure to specify your system's Subliminal location below:
+    local utils = require 'mp.utils'
+
+    -- Log function: log to both terminal and mpv OSD (On-Screen Display)
+    function log(string, secs)
+        secs = secs or 2     -- secs defaults to 2 when the secs parameter is absent
+        mp.msg.warn(string)          -- This logs to the terminal
+        mp.osd_message(string, secs) -- This logs to mpv screen
+    end
+
+    function download()
+        log('Searching subtitles ...', 10)
+        table = { args = {"${download_subs}", mp.get_property('path')} }
+        result = utils.subprocess(table)
+        if result.error == nil then
+            -- remove trailing newline from subtitle filename
+            filename = string.gsub(result.stdout, "\n", "")
+            log(filename)
+            mp.commandv('sub_add', filename)
+            log('Subtitles ready!')
+        else
+            log('Subtitles failed downloading')
+        end
+    end
+
+    -- Control function: only download if necessary
+    function control_download()
+        duration = tonumber(mp.get_property('duration'))
+        if duration < 900 then
+            mp.msg.warn('Video is less than 15 minutes\n', '=> NOT downloading any subtitles')
+            return
+        end
+        -- There does not seem to be any documentation for the 'sub' property,
+        -- but it works on both internally encoded as well as external subtitle files!
+        -- -> sub = '1' when subtitles are present
+        -- -> sub = 'no' when subtitles are not present
+        -- -> sub = 'auto' when called before the 'file-loaded' event is triggered
+        sub = mp.get_property('sub')
+        if sub == '1' then
+            mp.msg.warn('Sub track is already present\n', '=> NOT downloading other subtitles')
+            return
+        end
+        mp.msg.warn('No sub track was detected\n', '=> Proceeding to download subtitles:')
+        download()
+    end
+
+    mp.add_key_binding('S', "download_subs", download)
+  '';
+
   mpv = pkgs.symlinkJoin {
     name = "mpv";
     paths = [
       (pkgs.writeDashBin "mpv" ''
-        exec ${pkgs.mpv}/bin/mpv --no-config "$@"
+        exec ${pkgs.mpv}/bin/mpv --no-config --script=${autosub} "$@"
       '')
       pkgs.mpv
     ];
diff --git a/lass/2configs/radio.nix b/lass/2configs/radio.nix
index b24d7af3e..c4c4b0abb 100644
--- a/lass/2configs/radio.nix
+++ b/lass/2configs/radio.nix
@@ -9,16 +9,46 @@ let
   admin-password = import <secrets/icecast-admin-pw>;
   source-password = import <secrets/icecast-source-pw>;
 
+  music_dir = "/home/radio/music";
+
   add_random = pkgs.writeDashBin "add_random" ''
-    ${pkgs.mpc_cli}/bin/mpc add "$(${pkgs.mpc_cli}/bin/mpc ls the_playlist/music | grep '\.ogg$' | shuf -n1)"
+    ${pkgs.mpc_cli}/bin/mpc add "$(${pkgs.findutils}/bin/find "${music_dir}/the_playlist" | grep '\.ogg$' | shuf -n1 | sed 's,${music_dir}/,,')"
   '';
 
-  skip_track = pkgs.writeDashBin "skip_track" ''
+  skip_track = pkgs.writeBashBin "skip_track" ''
+    set -eu
+
     ${add_random}/bin/add_random
-    echo skipping: "$(${print_current}/bin/print_current)"
+    music_dir=${escapeShellArg music_dir}
+    current_track=$(${pkgs.mpc_cli}/bin/mpc current -f %file%)
+    track_infos=$(${print_current}/bin/print_current)
+    skip_count=$(${pkgs.attr}/bin/getfattr -n user.skip_count --only-values "$music_dir"/"$current_track" || echo 0)
+    if [[ "$current_track" =~ ^the_playlist/music/.* ]] && [ "$skip_count" -le 2 ]; then
+      skip_count=$((skip_count+1))
+      ${pkgs.attr}/bin/setfattr -n user.skip_count -v "$skip_count" "$music_dir"/"$current_track"
+      echo skipping: "$track_infos" skip_count: "$skip_count"
+    else
+      mkdir -p "$music_dir"/.graveyard/
+      mv "$music_dir"/"$current_track" "$music_dir"/.graveyard/
+      echo killing: "$track_infos"
+    fi
     ${pkgs.mpc_cli}/bin/mpc -q next
   '';
 
+  good_track = pkgs.writeBashBin "good_track" ''
+    set -eu
+
+    music_dir=${escapeShellArg music_dir}
+    current_track=$(${pkgs.mpc_cli}/bin/mpc current -f %file%)
+    track_infos=$(${print_current}/bin/print_current)
+    if [[ "$current_track" =~ ^the_playlist/music/.* ]]; then
+      ${pkgs.attr}/bin/setfattr -n user.skip_count -v 0 "$music_dir"/"$current_track"
+    else
+      mv "$music_dir"/"$current_track" "$music_dir"/the_playlist/music/
+    fi
+      echo good: "$track_infos"
+  '';
+
   print_current = pkgs.writeDashBin "print_current" ''
     echo "$(${pkgs.mpc_cli}/bin/mpc current -f %file%) \
     $(${pkgs.mpc_cli}/bin/mpc current -f %file% \
@@ -48,6 +78,7 @@ in {
 
   krebs.per-user.${name}.packages = with pkgs; [
     add_random
+    good_track
     skip_track
     print_current
     ncmpcpp
@@ -57,7 +88,7 @@ in {
   services.mpd = {
     enable = true;
     group = "radio";
-    musicDirectory = "/home/radio/music";
+    musicDirectory = "${music_dir}";
     extraConfig = ''
       log_level "default"
       auto_update "yes"
@@ -178,11 +209,15 @@ in {
     };
   };
 
+  # allow reaktor2 to modify files
+  systemd.services."reaktor2-the_playlist".serviceConfig.DynamicUser = mkForce false;
+
   krebs.reaktor2.the_playlist = {
     hostname = "irc.freenode.org";
     port = "6697";
     useTLS = true;
     nick = "the_playlist";
+    username = "radio";
     plugins = [
       {
         plugin = "register";
@@ -199,12 +234,19 @@ in {
           workdir = config.krebs.reaktor2.the_playlist.stateDir;
           hooks.PRIVMSG = [
             {
-              #activate = "match";
-              pattern = "^\\s*([0-9A-Za-z._][0-9A-Za-z._-]*)(?:\\s+(.*\\S))?\\s*$";
+              activate = "match";
+              pattern = "^(?:.*\\s)?\\s*the_playlist:\\s*([0-9A-Za-z._][0-9A-Za-z._-]*)(?:\\s+(.*\\S))?\\s*$";
               command = 1;
               arguments = [2];
               commands = {
                 skip.filename = "${skip_track}/bin/skip_track";
+                next.filename = "${skip_track}/bin/skip_track";
+                bad.filename = "${skip_track}/bin/skip_track";
+
+                good.filename = "${good_track}/bin/good_track";
+                nice.filename = "${good_track}/bin/good_track";
+                like.filename = "${good_track}/bin/good_track";
+
                 current.filename = "${print_current}/bin/print_current";
                 suggest.filename = pkgs.writeDash "suggest" ''
                   echo "$@" >> playlist_suggest
@@ -258,9 +300,9 @@ in {
       alias ${html};
     '';
   };
-  krebs.syncthing.folders."the_playlist" = {
+  services.syncthing.declarative.folders."the_playlist" = {
     path = "/home/radio/music/the_playlist";
-    peers = [ "mors" "phone" "prism" "xerxes" ];
+    devices = [ "mors" "phone" "prism" "xerxes" ];
   };
   krebs.permown."/home/radio/music/the_playlist" = {
     owner = "radio";
diff --git a/lass/2configs/sync/decsync.nix b/lass/2configs/sync/decsync.nix
index c3f6511c2..9caefdd2d 100644
--- a/lass/2configs/sync/decsync.nix
+++ b/lass/2configs/sync/decsync.nix
@@ -1,7 +1,7 @@
 {
-  krebs.syncthing.folders.decsync = {
+  services.syncthing.declarative.folders.decsync = {
     path = "/home/lass/decsync";
-    peers = [ "mors" "blue" "green" "phone" ];
+    devices = [ "mors" "blue" "green" "phone" ];
   };
   krebs.permown."/home/lass/decsync" = {
     owner = "lass";
diff --git a/lass/2configs/sync/weechat.nix b/lass/2configs/sync/weechat.nix
index 30c7b262b..ccbfc75a1 100644
--- a/lass/2configs/sync/weechat.nix
+++ b/lass/2configs/sync/weechat.nix
@@ -1,5 +1,5 @@
 {
-  krebs.syncthing.folders."/home/lass/.weechat".peers = [ "blue" "green" "mors" ];
+  services.syncthing.declarative.folders."/home/lass/.weechat".devices = [ "blue" "green" "mors" ];
   krebs.permown."/home/lass/.weechat" = {
     owner = "lass";
     group = "syncthing";
diff --git a/lass/2configs/syncthing.nix b/lass/2configs/syncthing.nix
index d4df17b9a..5397c2ca6 100644
--- a/lass/2configs/syncthing.nix
+++ b/lass/2configs/syncthing.nix
@@ -7,18 +7,20 @@ in {
     enable = true;
     group = "syncthing";
     configDir = "/var/lib/syncthing";
+    declarative = {
+      key = toString <secrets/syncthing.key>;
+      cert = toString <secrets/syncthing.cert>;
+      devices = mk_peers all_peers;
+      folders."/home/lass/sync" = {
+        devices = attrNames (filterAttrs (n: v: n != "phone") own_peers);
+        # ignorePerms = false;
+      };
+    };
   };
   krebs.iptables.tables.filter.INPUT.rules = [
     { predicate = "-p tcp --dport 22000"; target = "ACCEPT";}
     { predicate = "-p udp --dport 21027"; target = "ACCEPT";}
   ];
-  krebs.syncthing = {
-    enable = true;
-    cert = toString <secrets/syncthing.cert>;
-    key = toString <secrets/syncthing.key>;
-    peers = mk_peers all_peers;
-    folders."/home/lass/sync".peers = attrNames (filterAttrs (n: v: n != "phone") own_peers);
-  };
 
   system.activationScripts.syncthing-home = ''
     ${pkgs.coreutils}/bin/chmod a+x /home/lass
diff --git a/lass/2configs/websites/domsen.nix b/lass/2configs/websites/domsen.nix
index 80ed12edc..bd113567f 100644
--- a/lass/2configs/websites/domsen.nix
+++ b/lass/2configs/websites/domsen.nix
@@ -270,14 +270,14 @@ in {
   };
 
   boot.kernel.sysctl."fs.inotify.max_user_watches" = "1048576";
-  krebs.syncthing.folders = {
+  services.syncthing.declarative.folders = {
     domsen-backups = {
       path = "/backups/domsen";
-      peers = [ "domsen-backup" ];
+      devices = [ "domsen-backup" ];
     };
     domsen-backup-srv-http = {
       path = "/srv/http";
-      peers = [ "domsen-backup" ];
+      devices = [ "domsen-backup" ];
     };
   };
 
diff --git a/lass/5pkgs/bruellwuerfel/default.nix b/lass/5pkgs/bruellwuerfel/default.nix
new file mode 100644
index 000000000..cb8f08fa8
--- /dev/null
+++ b/lass/5pkgs/bruellwuerfel/default.nix
@@ -0,0 +1,26 @@
+{ yarn2nix-moretea, fetchFromGitHub, nodePackages, nodejs }: let
+  #src = ~/src/bruellwuerfel;
+  src = fetchFromGitHub {
+    owner = "krebs";
+    repo = "bruellwuerfel";
+    rev = "57e20e630f732ce4e15b495ec5f9bf72a121b959";
+    sha256 = "08zwwl24sq21r497a03lqpy2x10az8frrsh6d38xm92snd1yf85b";
+  };
+
+in yarn2nix-moretea.mkYarnModules rec {
+  pname = "bruellwuerfel";
+  version = "1.0";
+  name = "${pname}-${version}";
+  packageJSON = "${src}/package.json";
+  yarnLock = "${src}/yarn.lock";
+  postBuild = ''
+    cp -r ${src}/{src,tsconfig.json} $out/
+    cd $out
+    ${nodePackages.typescript}/bin/tsc || :
+    mkdir -p $out/bin
+    echo '#!/bin/sh' > $out/bin/bruellwuerfel
+    echo "export NODE_PATH=$out/dist" >> $out/bin/bruellwuerfel
+    echo "${nodejs}/bin/node $out/dist/index.js" >> $out/bin/bruellwuerfel
+    chmod +x $out/bin/bruellwuerfel
+  '';
+}
diff --git a/lass/5pkgs/fzfmenu/default.nix b/lass/5pkgs/fzfmenu/default.nix
index bdae8ceed..64e95d233 100644
--- a/lass/5pkgs/fzfmenu/default.nix
+++ b/lass/5pkgs/fzfmenu/default.nix
@@ -32,14 +32,24 @@ pkgs.writeDashBin "fzfmenu" ''
   done
   INPUT=$(${pkgs.coreutils}/bin/cat)
   OUTPUT="$(${pkgs.coreutils}/bin/mktemp)"
-  ${pkgs.rxvt_unicode}/bin/urxvt \
-    -name fzfmenu -title fzfmenu \
-    -e ${pkgs.dash}/bin/dash -c \
-      "echo \"$INPUT\" | ${pkgs.fzf}/bin/fzf \
-        --history=/dev/null \
-        --print-query \
-        --prompt=\"$PROMPT\" \
-        > \"$OUTPUT\"" 2>/dev/null
+  if [ -z ''${TERM+x} ]; then #check if we can print fzf in the shell
+    ${pkgs.rxvt_unicode}/bin/urxvt \
+      -name fzfmenu -title fzfmenu \
+      -e ${pkgs.dash}/bin/dash -c \
+        "echo \"$INPUT\" | ${pkgs.fzf}/bin/fzf \
+          --history=/dev/null \
+          --print-query \
+          --prompt=\"$PROMPT\" \
+          --reverse \
+          > \"$OUTPUT\"" 2>/dev/null
+  else
+    echo "$INPUT" | ${pkgs.fzf}/bin/fzf \
+      --history=/dev/null \
+      --print-query \
+      --prompt="$PROMPT" \
+      --reverse \
+      > "$OUTPUT"
+  fi
   ${pkgs.coreutils}/bin/tail -1 "$OUTPUT"
   ${pkgs.coreutils}/bin/rm "$OUTPUT"
 ''