emailrelay/bin/emailrelay-edit-content.js
Graeme Walker 2a4d620121 v2.5
2023-08-10 12:00:00 +00:00

63 lines
1.5 KiB
JavaScript

//
// Copyright (C) 2001-2023 Graeme Walker <graeme_walker@users.sourceforge.net>
//
// Copying and distribution of this file, with or without modification,
// are permitted in any medium without royalty provided the copyright
// notice and this notice are preserved. This file is offered as-is,
// without any warranty.
// ===
//
// emailrelay-edit-content.js
//
// An example "--filter" script for Windows that edits the message's content
// file.
//
// In this example every "teh" is changed to "the".
//
try
{
// parse the command-line to get the content filename
var content = WScript.Arguments(0) ;
// open the content file
var fs = WScript.CreateObject( "Scripting.FileSystemObject" ) ;
var in_ = fs.OpenTextFile( content , 1 , false ) ;
// create the new content file
var out_ = fs.OpenTextFile( content + ".tmp" , 8 , true ) ;
// read the headers
while( !in_.AtEndOfStream )
{
var line = in_.ReadLine() ;
out_.WriteLine( line ) ;
if( line === "" )
break ;
}
// read and edit the body
var re = new RegExp( "\\bteh\\b" , "gi" ) ;
while( !in_.AtEndOfStream )
{
var line = in_.ReadLine() ;
line = line.replace( re , "the" ) ;
out_.WriteLine( line ) ;
}
// replace the content file
in_.Close() ;
out_.Close() ;
fs.DeleteFile( content ) ;
fs.MoveFile( content + ".tmp" , content ) ;
// successful exit
WScript.Quit( 0 ) ;
}
catch( e )
{
// report errors using the special <<...>> markers
WScript.StdOut.WriteLine( "<<edit failed>>" ) ;
WScript.StdOut.WriteLine( "<<" + e + ">>" ) ;
WScript.Quit( 1 ) ;
}