109 lines
2.4 KiB
Bash
Executable File
109 lines
2.4 KiB
Bash
Executable File
#!/bin/sh
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#using PID for dirname in case multiple instances are opened they do not interfere
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CACHEDIR="$HOME/.cache/mangaterm"
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TMPDIR="$CACHEDIR/$$"
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# read_char var
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# from: https://stackoverflow.com/a/30022297
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read_char() {
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stty -icanon -echo
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eval "$1=\$(dd bs=1 count=1 2>/dev/null)"
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stty icanon echo
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}
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help() {
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echo "Read manga/comics/pdfs in the terminal"
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echo " mangaterm.sh DIRECTORY"
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echo " mangaterm.sh FILE"
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echo ""
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echo " --help show this help menu"
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echo ""
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echo "keybindings:"
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echo " j -> next page"
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echo " k -> previous page"
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echo " q -> quit"
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echo ""
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exit
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}
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disp() {
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FILE="$DIR"/"$(echo "$FILES" | head -n "$1" | tail -n 1)"
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clear
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[ -f "$FILE" ] && chafa -C on "$FILE"
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printf "%s" "$FILE"
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}
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close() {
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rm -rf "$TMPDIR"
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clear
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exit
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}
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readDir() {
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DIR="$(echo "$1" | xargs)"
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#if opening an archive that created a subdirectory, open subdirectories until there are multiple files
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SDIR="$(ls -A "$DIR")"
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if [ "$(echo "$SDIR" | wc -l)" = "1" ]; then
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if [ -d "$DIR/$SDIR" ]; then
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readDir "$DIR"/"$SDIR"
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fi
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fi
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FILES="$(ls "$DIR")"
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LEN="$(echo "$FILES" | wc -l)"
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disp "1"
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I=1
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while read_char char; do
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if [ "$char" = "j" ]; then
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I=$((I + 1))
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elif [ "$char" = "k" ]; then
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I=$((I - 1))
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elif [ "$char" = "q" ]; then
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close
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fi
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if [ "$I" -ge "$LEN" ] || [ "$I" -le "0" ]; then
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if [ "$I" -ge "$LEN" ]; then
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I="$LEN"
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elif [ "$I" -le "0" ]; then
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I=0
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fi
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fi
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disp "$I"
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done
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close
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}
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handleFile() {
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case $(file --mime-type "$1" -b) in
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inode/directory) readDir "$1" ;;
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application/zip) unzip "$1" -d "$TMPDIR" && readDir "$TMPDIR" ;;
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application/*rar) 7z x "$1" -o"$TMPDIR" && readDir "$TMPDIR" ;;
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application/gzip) tar xzvf "$1" --directory="$TMPDIR" && readDir "$TMPDIR" ;;
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application/x-7z-compressed) 7z x "$1" -o"$TMPDIR" && readDir "$TMPDIR";;
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application/pdf) pdftoppm -jpeg "$1" "$TMPDIR"/page && readDir "$TMPDIR" ;;
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*) help ;;
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esac
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}
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trap 'close' 2
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trap 'close' 15
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[ "$1" = "--help" ] && help
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mkdir -p "$TMPDIR"
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if [ "$(echo "$1" | cut -c1-1)" = "-" ]; then
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foot -e mangaterm "$2" 2>/dev/null > /dev/null
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fi
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handleFile "$1"
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