95 lines
2.1 KiB
JavaScript
95 lines
2.1 KiB
JavaScript
//
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// Copyright (C) 2001-2023 Graeme Walker <graeme_walker@users.sourceforge.net>
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//
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// Copying and distribution of this file, with or without modification,
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// are permitted in any medium without royalty provided the copyright
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// notice and this notice are preserved. This file is offered as-is,
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// without any warranty.
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// ===
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//
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// emailrelay-set-from.js
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//
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// An example "--filter" script that edits the content originator fields
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// (ie. From, Sender and Reply-To) to a fixed value.
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//
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// Also consider setting the envelope-from field by editing the envelope
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// file, as in emailrelay-edit-envelope.js.
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//
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// See also: emailrelay-set-from.pl, RFC-2822
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//
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try
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{
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var new_from = 'noreply@example.com' ;
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var new_sender = '' ;
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var new_reply_to = new_from ;
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var content = WScript.Arguments( 0 ) ;
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var fs = WScript.CreateObject( "Scripting.FileSystemObject" ) ;
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var in_ = fs.OpenTextFile( content , 1 , false ) ;
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var out_ = fs.OpenTextFile( content + ".tmp" , 8 , true ) ;
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var re_from = /^From:/i ;
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var re_sender = /^Sender:/i ;
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var re_reply_to = /^Reply-To:/i ;
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var re_fold = /^[ \t]/ ;
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var in_edit = 0 ;
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while( !in_.AtEndOfStream )
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{
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var line = in_.ReadLine() ;
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if( line === "" )
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{
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out_.WriteLine( line ) ;
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break ;
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}
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if( line.match(re_from) && new_from !== null )
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{
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in_edit = 1 ;
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line = "From: " + new_from ;
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out_.WriteLine( line ) ;
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}
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else if( line.match(re_sender) && new_sender !== null )
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{
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in_edit = 1 ;
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line = "Sender: " + new_sender ;
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if( new_sender !== "" )
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{
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out_.WriteLine( line ) ;
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}
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}
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else if( line.match(re_reply_to) && new_reply_to !== null )
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{
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in_edit = 1 ;
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line = "Reply-To: " + new_reply_to ;
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out_.WriteLine( line ) ;
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}
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else if( in_edit && line.match(re_fold) )
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{
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}
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else
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{
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in_edit = 0 ;
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out_.WriteLine( line ) ;
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}
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}
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while( !in_.AtEndOfStream )
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{
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var body_line = in_.ReadLine() ;
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out_.WriteLine( body_line ) ;
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}
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in_.Close() ;
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out_.Close() ;
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fs.DeleteFile( content ) ;
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fs.MoveFile( content + ".tmp" , content ) ;
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WScript.Quit( 0 ) ;
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}
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catch( e )
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{
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WScript.StdOut.WriteLine( "<<edit failed>>" ) ;
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WScript.StdOut.WriteLine( "<<" + e + ">>" ) ;
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WScript.Quit( 1 ) ;
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}
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