Clean up syncthing conflicts #bash #fs #vim

clean_sync_conflict.sh

#!/bin/bash
compare_files() {
    file="$1"
    original="$2"
    case "$(file "$original")" in
        *JPEG*|*PNG*)
            identify "$file"
            identify "$original"
            if sudo -Hu "$USER" xdpyinfo -display "$DISPLAY" > /dev/null 2>&1; then
                gthumb "$file" "$original"
            fi
            ;;
        *MP4*)
            diff <(echo "$file"; ffprobe -hide_banner "$file" 2>&1) <(echo "$original"; ffprobe -hide_banner "$original" 2>&1)
            if sudo -Hu "$USER" xdpyinfo -display "$DISPLAY" > /dev/null 2>&1; then
                gthumb "$file" "$original"
            fi
            ;;
        *text*|*json*)
            vimdiff "$file" "$original"
            ;;
    esac
}

manage_file() {
    file="$1"
    original="$(echo "$file" | perl -ne 's/\.sync-conflict[^\.]*(?=\.|$)//; print;')"
    # do an initial check to see if the files are the same.
    if cmp "$file" "$original"; then
        echo "Identical:"
        echo " - $original"
        echo " - $file"
        [ ! -e "$original" ] && echo "original missing: $original" && return 1
        rm -vf "$file"
        return 0
    fi

    # do some manual diffs
    compare_files "$file" "$original"

    if [ ! -e "$file" ]; then
        exit 0 # nothing to do, the conflict was removed
    elif [ ! -e "$original" ]; then
        mv "$file" "$original" # original was removed, move the file to the original place
        exit 0
    fi
    if ! cmp "$file" "$original"; then
        echo "Manual Merge"
        ls -al "$file" "$original"
        echo -n "Prefer Conflict [1], Original [0], or skip [s]? "
        read -N 1 REPLY
        echo
        if [ "$REPLY" == "0" ]; then
            [ ! -e "$original" ] && echo "original missing: $original" && return 1
            rm -vf "$file"
        elif [ "$REPLY" == "1" ]; then
            mv "$file" "$original"
        elif [ "$REPLY" == "s" ]; then
            return 0
        else
            echo "Bad option, doing nothing"
            return 1
        fi
    else
        echo "Identical:"
        echo " - $original"
        echo " - $file"
        [ ! -e "$original" ] && echo "original missing: $original" && return 1
        rm -vf "$file"
    fi
    echo
}
export -f manage_file
export -f compare_files

[ -n "$1" ] && path="$1" || path='.'

find "$path" -name "*.sync-conflict*" -exec bash -c 'manage_file "$0"' {} \;