Move all scripts to 'src' directory

src/file_previewer.sh

@@ -0,0 +1,83 @@
+#!/bin/sh
+# File preview handler for lf using the Perl `mimetype` utility.
+
+preview_image="/tmp/lf_preview_image.png"
+
+file=$1
+width="${2:-$(tput cols)}"
+height="${3:-$(tput lines)}"
+x=$4
+y=$5
+
+mimetype="$(mimetype --brief -- "$file")"
+
+if [ "$mimetype" = "inode/symlink" ]; then
+    file="$(readlink "$file")"
+    mimetype="$(mimetype --brief -- "$file")"
+fi
+
+case "$mimetype" in
+    application/gzip | application/msword | application/x-iso9660-image | application/vnd.openxmlformats-officedocument.wordprocessingml.document | application/vnd.openxmlformats-officedocument.presentationml.presentation | application/vnd.openxmlformats-officedocument.spreadsheetml.sheet)
+        exiftool "$file" | bat --theme='base16' --terminal-width "$(($width-4))" --force-colorization;;
+
+    application/json) 
+        jq --color-output . "$file" | bat --theme='base16' --terminal-width "$(($width-4))" --force-colorization;;
+
+    application/pdf)
+        pdftoppm -jpeg "$file" -singlefile | chafa --size "$(($width-4))"x"$height"
+        pdfinfo "$file" | bat --theme='base16' --terminal-width "$(($width-4))" --force-colorization;;
+
+    application/vnd.rar)
+        unrar l "$file" | bat --language=java --theme='base16' --terminal-width "$(($width-4))" --force-colorization;;
+
+    application/vnd.sqlite3)
+        sqlite3 "$file" "SELECT * FROM sqlite_master WHERE type = 'table';" | bat --theme='base16' --terminal-width "$(($width-4))" --force-colorization;;
+
+    application/x-compressed-tar)
+        tar --list --ungzip --file "$file" | bat --language=java --theme='base16' --terminal-width "$(($width-4))" --force-colorization;;
+
+    application/x-java)
+        javap "$file" | bat --language=java --theme='base16' --terminal-width "$(($width-4))" --force-colorization;;
+
+    application/x-pcapng)
+        tshark -r "$file" | bat --theme='base16' --terminal-width "$(($width-4))" --force-colorization;;   # the --read-file option does not seem to work
+
+    application/x-zstd-compressed-tar)
+        tar --list --use-compress-program zstd --file "$file" | bat --language=java --theme='base16' --terminal-width "$(($width-4))" --force-colorization;;
+
+    application/zip)
+        unzip -lv "$file" | bat --theme='base16' --terminal-width "$(($width-4))" --force-colorization;;
+
+    audio/*)
+        exiftool -Picture -b "$file" | chafa --size "$(($width-4))"x"$height" || chafa cover.* --size "$(($width-4))"x"$height"
+        exiftool "$file" | bat --theme='base16' --terminal-width "$(($width-4))" --force-colorization;;
+
+    image/*)
+        chafa "$file" --size "$(($width-4))"x"$height" --animate off
+        exiftool "$file" | bat --theme='base16' --terminal-width "$(($width-4))" --force-colorization;;
+
+    text/csv)
+        column --separator "," --table "$file" | bat --theme='base16' --terminal-width "$(($width-4))" --force-colorization --wrap=never;;
+
+    text/html)
+        lynx -width="$width" -display_charset=utf-8 -dump "$file";;
+
+    text/markdown)
+        markdown-it "$file" | lynx -width="$width" -display_charset=utf-8 -dump -stdin;;
+
+    video/*)
+        ffmpeg -ss 00:00:00 -i "$file" -frames:v 1 -q:v 2 "$preview_image"
+        chafa "$preview_image" --size "$(($width-4))"x"$height"
+        rm "$preview_image"  # removing preview file so that lf looks for a new preview image instead of going for an old one
+        exiftool "$file" | bat --theme='base16' --terminal-width "$(($width-4))" --force-colorization;;
+
+    *)
+        # check if file is text or binary
+        if file "$file" | grep --silent "text"; then
+            bat --theme='base16' --terminal-width "$(($width-4))" --force-colorization "$file"
+        else
+            exiftool "$file" | bat --theme='base16' --terminal-width "$(($width-4))" --force-colorization
+        fi
+        ;;
+
+esac