shit

config/lf/previewer

@@ -0,0 +1,55 @@
+#!/bin/sh
+draw() {
+  path="$(readlink -f -- "$1" | sed 's/\\/\\\\/g;s/"/\\"/g')"
+  printf '{"action":"add","identifier":"preview","x":%d,"y":%d,"width":%d,"height":%d,"scaler":"contain","scaling_position_x":0.5,"scaling_position_y":0.5,"path":"%s"}\n' \
+    "$x" "$y" "$width" "$height" "$path" >"$FIFO_UEBERZUG"
+  exit 1
+}
+
+hash() {
+  cache="$HOME/.cache/lf/$(stat --printf '%n\0%i\0%F\0%s\0%W\0%Y' -- "$(readlink -f -- "$1")" | sha256sum | cut -d' ' -f1).jpg"
+}
+
+cache() {
+  if ! [ -f "$cache" ]; then
+    dir="$(dirname -- "$cache")"
+    [ -d "$dir" ] || mkdir -p -- "$dir"
+    "$@"
+  fi
+  draw "$cache"
+}
+
+file="$1"
+width="$2"
+height="$3"
+x="$4"
+y="$5"
+
+case "$(file -Lb --mime-type -- "$file")" in
+  image/*)
+    if [ -n "$FIFO_UEBERZUG" ]; then
+      # ueberzug doesn't handle image orientation correctly
+      orientation="$(magick identify -format '%[orientation]\n' -- "$file")"
+      if [ -n "$orientation" ] \
+          && [ "$orientation" != Undefined ] \
+          && [ "$orientation" != TopLeft ]; then
+        hash "$file"
+        cache magick -- "$file" -auto-orient "$cache"
+      else
+        draw "$file"
+      fi
+    fi
+    ;;
+  video/*)
+    if [ -n "$FIFO_UEBERZUG" ]; then
+      hash "$file"
+      cache ffmpegthumbnailer -i "$file" -o "$cache" -s 0
+    fi
+    ;;
+  text/*)
+    exec cat "$file"
+    ;;
+esac
+
+file -Lb -- "$file" | fold -s -w "$width"
+exit 0