#!/bin/bash

# Recover most text from .PWI notes files
# generated by some versions of Windows Mobile

# Silas S. Brown 2018,2022 - public domain - no warranty

# Where to find history:
# on GitHub at https://github.com/ssb22/wm6-utils
# and on GitLab at https://gitlab.com/ssb22/wm6-utils
# and on BitBucket https://bitbucket.org/ssb22/wm6-utils
# and at https://gitlab.developers.cam.ac.uk/ssb22/wm6-utils
# and in China: https://gitee.com/ssb22/wm6-utils

for N in *.pwi ; do
    T="$(echo "$N"|sed -e s/\.[^.]*$/.txt/)"
    if test -e "$T"; then
        echo "$T exists, not changing"
    else
        strings "$N" | grep -v "^..pwi$" > "$T" &&
        touch -r "$N" "$T"
    fi
done