1Mail::Filter(3)       User Contributed Perl Documentation      Mail::Filter(3)
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NAME

6       Mail::Filter - filter mail through multiple subroutines
7

SYNOPSIS

9        use Mail::Filter;
10
11        my $filter = Mail::Filter->new( \&filter1, \&filter2 );
12
13        my $mail   = Mail::Internet->new( [<>] );
14        my $mail   = $filter->filter($mail);
15
16        my $folder = Mail::Folder->new( .... );
17        my $filter->filter($folder);
18

DESCRIPTION

20       "Mail::Filter" provides an interface to filtering Email through
21       multiple subroutines.
22
23       "Mail::Filter" filters mail by calling each filter subroutine in turn.
24       Each filter subroutine is called with two arguments, the first is the
25       filter object and the second is the mail or folder object being
26       filtered.
27
28       The result from each filter sub is passed to the next filter as the
29       mail object. If a filter subroutine returns undef, then "Mail::Filter"
30       will abort and return immediately.
31
32       The function returns the result from the last subroutine to operate on
33       the mail object.
34

METHODS

36   Constructors
37       Mail::Filter->new(@filters)
38           Create a new "Mail::Filter" object with the given filter
39           subroutines. Each filter may be either a code reference or the name
40           of a method to call on the <Mail::Filter> object.
41
42   Accessors
43       $obj->add(@filters)
44           Add the given @filters to the end of the filter list.
45
46   Processing
47       $obj->filter($mail|$folder)
48           If the first argument is a Mail::Internet object, then this object
49           will be passed through the filter list. If the first argument is a
50           Mail::Folder object, then each message in turn will be passed
51           through the filter list.
52
53       $obj->folder()
54           While the filter() method is called with a Mail::Folder object,
55           these filter subroutines can call this method to obtain the folder
56           object that is being processed.
57
58       $obj->msgnum()
59           If the filter() method is called with a Mail::Folder object, then
60           the filter subroutines may call this method to obtain the message
61           number of the message that is being processed.
62

SEE ALSO

64       This module is part of the MailTools distribution,
65       http://perl.overmeer.net/mailtools/.
66

AUTHORS

68       The MailTools bundle was developed by Graham Barr.  Later, Mark
69       Overmeer took over maintenance without commitment to further
70       development.
71
72       Mail::Cap by Gisle Aas <aas@oslonett.no>.  Mail::Field::AddrList by
73       Peter Orbaek <poe@cit.dk>.  Mail::Mailer and Mail::Send by Tim Bunce
74       <Tim.Bunce@ig.co.uk>.  For other contributors see ChangeLog.
75

LICENSE

77       Copyrights 1995-2000 Graham Barr <gbarr@pobox.com> and 2001-2017 Mark
78       Overmeer <perl@overmeer.net>.
79
80       This program is free software; you can redistribute it and/or modify it
81       under the same terms as Perl itself.  See
82       http://www.perl.com/perl/misc/Artistic.html
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86perl v5.34.0                      2021-07-22                   Mail::Filter(3)
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