From b0e1ffef69ffec1bf2859e3f526b9b79f4849df8 Mon Sep 17 00:00:00 2001
From: Madeleine <maddie@spyhoodle.me>
Date: Sun, 12 Mar 2023 21:34:50 +0000
Subject: [PATCH] added lf

---
 maddie/lf.nix   | 26 ++++++++++++++
 maddie/lf/icons | 92 +++++++++++++++++++++++++++++++++++++++++++++++++
 maddie/lf/scope | 52 ++++++++++++++++++++++++++++
 3 files changed, 170 insertions(+)
 create mode 100644 maddie/lf.nix
 create mode 100644 maddie/lf/icons
 create mode 100755 maddie/lf/scope

diff --git a/maddie/lf.nix b/maddie/lf.nix
new file mode 100644
index 0000000..3408406
--- /dev/null
+++ b/maddie/lf.nix
@@ -0,0 +1,26 @@
+{ config, pkgs, ... }:
+
+{
+  programs.lf = {
+    enable = true;
+    previewer.source = ./lf/scope;
+    settings = {
+      icons = true;
+      hidden = true;
+      number = true;
+      relativenumber = true;
+      preview = true;
+    };
+  };
+
+  xdg.configFile = {
+    "lf/icons" = {
+      source = ./lf/icons;
+    };
+  };
+
+  home.packages = with pkgs; [
+    ueberzug
+    file
+  ];
+}
diff --git a/maddie/lf/icons b/maddie/lf/icons
new file mode 100644
index 0000000..b11fc32
--- /dev/null
+++ b/maddie/lf/icons
@@ -0,0 +1,92 @@
+di	  
+fi	  
+tw	  
+ow	  
+ln	  
+or	  ❌
+ex	  
+*.txt	
+*.mom	
+*.me	
+*.ms	
+*.avif 
+*.png	 
+*.webp 
+*.ico	 
+*.gif	 
+*.tif	 
+*.tiff 
+*.jpg	 󰣌
+*.jpe	 󰣌
+*.jpeg 󰣌
+*.heif 󰣌
+*.svg	 󰜡
+*.xcf	 
+*.gpg	 
+*.pdf	 
+*.djvu 
+*.epub 
+*.csv	 
+*.xlsx 
+*.tex	 
+*.md	 
+*.mp3	 󰸪
+*.opus 󰸪
+*.ogg	 󰸪
+*.m4a	 󰸪
+*.flac 󰸪
+*.wav	 󰸪
+*.mkv	 
+*.mp4	 
+*.webm 
+*.mpeg 
+*.avi	 
+*.mov	 
+*.mpg	 
+*.wmv	 
+*.m4b	 
+*.flv	 
+*.zip	 
+*.rar	 
+*.7z	 
+*.tar	 
+*.z64	 󰺷
+*.v64	 󰺷
+*.n64	 󰺷
+*.gdi	 󰺷
+*.gba	 󱎓
+*.nes	 󰺶
+*.exe  
+*.1	   
+*.nfo	 
+*.info 
+*.log	 󱂅
+*.iso	 󰋊
+*.img  󰋊
+*.bib  
+*.part 󰋮
+*.torrent 󱌡
+*.gitignore 
+*.jar  
+*.java 
+*.r	   
+*.R	   
+*.rmd	 
+*.Rmd	 
+*.m	   
+*.rs   
+*.go   
+*.c    
+*.cpp  
+*.h    
+*.py   
+*.js   
+*.json 
+*.ts   󰛦
+*.sh   
+*.html 
+*.css	 
+*.xml	 󰗀
+*.php  
+*.nix  
+*.vim  
diff --git a/maddie/lf/scope b/maddie/lf/scope
new file mode 100755
index 0000000..c648d66
--- /dev/null
+++ b/maddie/lf/scope
@@ -0,0 +1,52 @@
+#!/usr/bin/env sh
+
+# File preview handler for lf.
+
+set -C -f
+IFS="$(printf '%b_' '\n')"; IFS="${IFS%_}"
+
+image() {
+	if [ -f "$1" ] && [ -n "$DISPLAY" ] && [ -z "$WAYLAND_DISPLAY" ] && command -V ueberzug >/dev/null 2>&1; then
+		printf '{"action": "add", "identifier": "PREVIEW", "x": "%s", "y": "%s", "width": "%s", "height": "%s", "scaler": "contain", "path": "%s"}\n' "$4" "$5" "$(($2-1))" "$(($3-1))" "$1" > "$FIFO_UEBERZUG"
+	else
+		mediainfo "$6"
+	fi
+}
+
+ifub() {
+	[ -n "$DISPLAY" ] && [ -z "$WAYLAND_DISPLAY" ] && command -V ueberzug >/dev/null 2>&1
+}
+
+# Note that the cache file name is a function of file information, meaning if
+# an image appears in multiple places across the machine, it will not have to
+# be regenerated once seen.
+
+case "$(file --dereference --brief --mime-type -- "$1")" in
+	image/avif) CACHE="${XDG_CACHE_HOME:-$HOME/.cache}/lf/thumb.$(stat --printf '%n\0%i\0%F\0%s\0%W\0%Y' -- "$(readlink -f "$1")" | sha256sum | cut -d' ' -f1)"
+		[ ! -f "$CACHE" ] && convert "$1" "$CACHE.jpg"
+		image "$CACHE.jpg" "$2" "$3" "$4" "$5" "$1" ;;
+	image/*) image "$1" "$2" "$3" "$4" "$5" "$1" ;;
+	text/html) lynx -width="$4" -display_charset=utf-8 -dump "$1" ;;
+	text/troff) man ./ "$1" | col -b ;;
+	text/* | */xml | application/json) bat --terminal-width "$(($4-2))" -f "$1" ;;
+	audio/* | application/octet-stream) mediainfo "$1" || exit 1 ;;
+	video/* )
+		CACHE="${XDG_CACHE_HOME:-$HOME/.cache}/lf/thumb.$(stat --printf '%n\0%i\0%F\0%s\0%W\0%Y' -- "$(readlink -f "$1")" | sha256sum | cut -d' ' -f1)"
+		[ ! -f "$CACHE" ] && ffmpegthumbnailer -i "$1" -o "$CACHE" -s 0
+		image "$CACHE" "$2" "$3" "$4" "$5" "$1"
+		;;
+	*/pdf)
+		CACHE="${XDG_CACHE_HOME:-$HOME/.cache}/lf/thumb.$(stat --printf '%n\0%i\0%F\0%s\0%W\0%Y' -- "$(readlink -f "$1")" | sha256sum | cut -d' ' -f1)"
+		[ ! -f "$CACHE.jpg" ] && pdftoppm -jpeg -f 1 -singlefile "$1" "$CACHE"
+		image "$CACHE.jpg" "$2" "$3" "$4" "$5" "$1"
+		;;
+	*/epub+zip|*/mobi*)
+		CACHE="${XDG_CACHE_HOME:-$HOME/.cache}/lf/thumb.$(stat --printf '%n\0%i\0%F\0%s\0%W\0%Y' -- "$(readlink -f "$1")" | sha256sum | cut -d' ' -f1)"
+		[ ! -f "$CACHE.jpg" ] && gnome-epub-thumbnailer "$1" "$CACHE.jpg"
+		image "$CACHE.jpg" "$2" "$3" "$4" "$5" "$1"
+		;;
+	application/*zip) atool --list -- "$1" ;;
+	*opendocument*) odt2txt "$1" ;;
+	application/pgp-encrypted) gpg -d -- "$1" ;;
+esac
+exit 1