#!/bin/bash 
   
   # wordsed: a string replacement tool for docx
   
   # written by Ryuichi UEDA, Apr. 22, 2014 
   
   # usage: wordsed <from str> <to str> original.docx > newfile.docx
   
   tmp=./tmp-exshell-$$
   mkdir "$tmp" || exit 1
   
   cd "$tmp" &&
   unzip "$3" >&2 || exit 1
   
   FROM=$(echo "$1" | sed 's;/;\\/;g')
   TO=$(echo "$2" | sed 's;/;\\/;g')
   
   sed "s/$FROM/$TO/g" word/document.xml > tmp &&
   mv tmp word/document.xml
   
   zip -r tmp.docx * >&2 && cat tmp.docx
   
   cd - >&2 && rm -Rf "$tmp"
   
   #The MIT License
   #
   #Copyright (C) Ryuichi UEDA
   #
   #Permission is hereby granted, free of charge, to any person obtaining a copy
   #of this software and associated documentation files (the "Software"), to deal
   #in the Software without restriction, including without limitation the rights
   #to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
   #copies of the Software, and to permit persons to whom the Software is
   #furnished to do so, subject to the following conditions:
   #
   #The above copyright notice and this permission notice shall be included in
   #all copies or substantial portions of the Software.
   #
   #THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
   #IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
   #FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
   #AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
   #LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
   #OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
   #THE SOFTWARE.

uedambp:ShellOfficeTools ueda$ ./wordsed @@@ 山田 ~/letter.docx > out.docx