# BEGIN BPS TAGGED BLOCK {{{
-#
+#
# COPYRIGHT:
-#
-# This software is Copyright (c) 1996-2005 Best Practical Solutions, LLC
-# <jesse@bestpractical.com>
-#
+#
+# This software is Copyright (c) 1996-2015 Best Practical Solutions, LLC
+# <sales@bestpractical.com>
+#
# (Except where explicitly superseded by other copyright notices)
-#
-#
+#
+#
# LICENSE:
-#
+#
# This work is made available to you under the terms of Version 2 of
# the GNU General Public License. A copy of that license should have
# been provided with this software, but in any event can be snarfed
# from www.gnu.org.
-#
+#
# This work is distributed in the hope that it will be useful, but
# WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
# General Public License for more details.
-#
+#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
-# Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
-#
-#
+# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
+# 02110-1301 or visit their web page on the internet at
+# http://www.gnu.org/licenses/old-licenses/gpl-2.0.html.
+#
+#
# CONTRIBUTION SUBMISSION POLICY:
-#
+#
# (The following paragraph is not intended to limit the rights granted
# to you to modify and distribute this software under the terms of
# the GNU General Public License and is only of importance to you if
# you choose to contribute your changes and enhancements to the
# community by submitting them to Best Practical Solutions, LLC.)
-#
+#
# By intentionally submitting any modifications, corrections or
# derivatives to this work, or any other work intended for use with
# Request Tracker, to Best Practical Solutions, LLC, you confirm that
# royalty-free, perpetual, license to use, copy, create derivative
# works based on those contributions, and sublicense and distribute
# those contributions and any derivatives thereof.
-#
+#
# END BPS TAGGED BLOCK }}}
+
package RT::EmailParser;
use base qw/RT::Base/;
use strict;
-use Mail::Address;
+use warnings;
+
+
+use Email::Address;
use MIME::Entity;
use MIME::Head;
use MIME::Parser;
=head1 DESCRIPTION
-=begin testing
-
-ok(require RT::EmailParser);
-
-=end testing
=head1 METHODS
}
-# {{{ sub SmartParseMIMEEntityFromScalar
-
-=head2 SmartParseMIMEEntityFromScalar { Message => SCALAR_REF, Decode => BOOL }
+=head2 SmartParseMIMEEntityFromScalar Message => SCALAR_REF [, Decode => BOOL, Exact => BOOL ] }
-Parse a message stored in a scalar from scalar_ref
+Parse a message stored in a scalar from scalar_ref.
=cut
sub SmartParseMIMEEntityFromScalar {
my $self = shift;
- my %args = ( Message => undef, Decode => 1, @_ );
+ my %args = ( Message => undef, Decode => 1, Exact => 0, @_ );
- my ( $fh, $temp_file );
eval {
-
+ my ( $fh, $temp_file );
for ( 1 .. 10 ) {
# on NFS and NTFS, it is possible that tempfile() conflicts
# accommodate this by pausing and retrying.
last
if ( $fh, $temp_file ) =
- eval { File::Temp::tempfile( undef, UNLINK => 0 ) };
+ eval { File::Temp::tempfile( UNLINK => 0 ) };
sleep 1;
}
if ($fh) {
# We have to trust the temp file's name -- untaint it
$temp_file =~ /(.*)/;
- $self->ParseMIMEEntityFromFile( $1, $args{'Decode'} );
+ my $entity = $self->ParseMIMEEntityFromFile( $1, $args{'Decode'}, $args{'Exact'} );
unlink($1);
+ return $entity;
}
}
};
#If for some reason we weren't able to parse the message using a temp file
# try it with a scalar
if ( $@ || !$self->Entity ) {
- $self->ParseMIMEEntityFromScalar( $args{'Message'}, $args{'Decode'} );
+ return $self->ParseMIMEEntityFromScalar( $args{'Message'}, $args{'Decode'}, $args{'Exact'} );
}
}
-# }}}
-
-# {{{ sub ParseMIMEEntityFromSTDIN
=head2 ParseMIMEEntityFromSTDIN
sub ParseMIMEEntityFromSTDIN {
my $self = shift;
- my $postprocess = (@_ ? shift : 1);
- return $self->ParseMIMEEntityFromFileHandle(\*STDIN, $postprocess);
+ return $self->ParseMIMEEntityFromFileHandle(\*STDIN, @_);
}
-# }}}
-
-# {{{ ParseMIMEEntityFromScalar
-
=head2 ParseMIMEEntityFromScalar $message
-Takes either a scalar or a reference to a scalr which contains a stringified MIME message.
+Takes either a scalar or a reference to a scalar which contains a stringified MIME message.
Parses it.
Returns true if it wins.
sub ParseMIMEEntityFromScalar {
my $self = shift;
- my $message = shift;
- my $postprocess = (@_ ? shift : 1);
- $self->_ParseMIMEEntity($message,'parse_data', $postprocess);
+ return $self->_ParseMIMEEntity( shift, 'parse_data', @_ );
}
-# }}}
-
-# {{{ ParseMIMEEntityFromFilehandle *FH
-
=head2 ParseMIMEEntityFromFilehandle *FH
Parses a mime entity from a filehandle passed in as an argument
sub ParseMIMEEntityFromFileHandle {
my $self = shift;
- my $filehandle = shift;
- my $postprocess = (@_ ? shift : 1);
- $self->_ParseMIMEEntity($filehandle,'parse', $postprocess);
+ return $self->_ParseMIMEEntity( shift, 'parse', @_ );
}
-# }}}
-
-# {{{ ParseMIMEEntityFromFile
-
=head2 ParseMIMEEntityFromFile
Parses a mime entity from a filename passed in as an argument
sub ParseMIMEEntityFromFile {
my $self = shift;
- my $file = shift;
- my $postprocess = (@_ ? shift : 1);
- $self->_ParseMIMEEntity($file,'parse_open',$postprocess);
+ return $self->_ParseMIMEEntity( shift, 'parse_open', @_ );
}
-# }}}
-# {{{ _ParseMIMEEntity
sub _ParseMIMEEntity {
my $self = shift;
my $message = shift;
my $method = shift;
- my $postprocess = shift;
- # Create a new parser object:
+ my $postprocess = (@_ ? shift : 1);
+ my $exact = shift;
+ # Create a new parser object:
my $parser = MIME::Parser->new();
$self->_SetupMIMEParser($parser);
-
+ $parser->decode_bodies(0) if $exact;
# TODO: XXX 3.0 we really need to wrap this in an eval { }
unless ( $self->{'entity'} = $parser->$method($message) ) {
return ( undef);
}
}
- if ($postprocess) {
- $self->_PostProcessNewEntity() ;
- }
+ $self->_PostProcessNewEntity if $postprocess;
+
+ return $self->{'entity'};
+}
+
+sub _DecodeBodies {
+ my $self = shift;
+ return unless $self->{'entity'};
+
+ my @parts = $self->{'entity'}->parts_DFS;
+ $self->_DecodeBody($_) foreach @parts;
}
-# }}}
+sub _DecodeBody {
+ my $self = shift;
+ my $entity = shift;
+
+ my $old = $entity->bodyhandle or return;
+ return unless $old->is_encoded;
+
+ require MIME::Decoder;
+ my $encoding = $entity->head->mime_encoding;
+ my $decoder = MIME::Decoder->new($encoding);
+ unless ( $decoder ) {
+ $RT::Logger->error("Couldn't find decoder for '$encoding', switching to binary");
+ $old->is_encoded(0);
+ return;
+ }
+
+ require MIME::Body;
+ # XXX: use InCore for now, but later must switch to files
+ my $new = MIME::Body::InCore->new();
+ $new->binmode(1);
+ $new->is_encoded(0);
+
+ my $source = $old->open('r') or die "couldn't open body: $!";
+ my $destination = $new->open('w') or die "couldn't open body: $!";
+ {
+ local $@;
+ eval { $decoder->decode($source, $destination) };
+ $RT::Logger->error($@) if $@;
+ }
+ $source->close or die "can't close: $!";
+ $destination->close or die "can't close: $!";
-# {{{ _PostProcessNewEntity
+ $entity->bodyhandle( $new );
+}
=head2 _PostProcessNewEntity
# Unfold headers that are have embedded newlines
# Better do this before conversion or it will break
# with multiline encoded Subject (RFC2047) (fsck.com #5594)
-
$self->Head->unfold;
-
# try to convert text parts into utf-8 charset
RT::I18N::SetMIMEEntityToEncoding($self->{'entity'}, 'utf-8');
-
-
-
-
}
-# }}}
-
-# {{{ sub ParseTicketId
-
-sub ParseTicketId {
- my $self = shift;
- $RT::Logger->warnings("RT::EmailParser->ParseTicketId deprecated. You should be using RT::Interface::Email at (". join(":",caller).")");
-
- require RT::Interface::Email;
- RT::Interface::Email::ParseTicketId(@_);
-}
-
-# }}}
-
-
-
-# {{{ ParseCcAddressesFromHead
-
=head2 ParseCcAddressesFromHead HASHREF
Takes a hashref object containing QueueObj, Head and CurrentUser objects.
Returns a list of all email addresses in the To and Cc
-headers b<except> the current Queue\'s email addresses, the CurrentUser\'s
-email address and anything that the $RTAddressRegexp matches.
+headers b<except> the current Queue's email addresses, the CurrentUser's
+email address and anything that the RT->Config->Get('RTAddressRegexp') matches.
=cut
sub ParseCcAddressesFromHead {
-
my $self = shift;
-
my %args = (
QueueObj => undef,
CurrentUser => undef,
my (@Addresses);
- my @ToObjs = Mail::Address->parse( $self->Head->get('To') );
- my @CcObjs = Mail::Address->parse( $self->Head->get('Cc') );
+ my @ToObjs = Email::Address->parse( Encode::decode( "UTF-8", $self->Head->get('To') ) );
+ my @CcObjs = Email::Address->parse( Encode::decode( "UTF-8", $self->Head->get('Cc') ) );
foreach my $AddrObj ( @ToObjs, @CcObjs ) {
my $Address = $AddrObj->address;
- my $user = RT::User->new($RT::SystemUser);
+ my $user = RT::User->new(RT->SystemUser);
$Address = $user->CanonicalizeEmailAddress($Address);
- next if ( lc $args{'CurrentUser'}->EmailAddress eq lc $Address );
- next if ( lc $args{'QueueObj'}->CorrespondAddress eq lc $Address );
- next if ( lc $args{'QueueObj'}->CommentAddress eq lc $Address );
- next if ( $self->IsRTAddress($Address) );
+ next if lc $args{'CurrentUser'}->EmailAddress eq lc $Address;
+ next if $self->IsRTAddress($Address);
push ( @Addresses, $Address );
}
return (@Addresses);
}
-# }}}
-
-# {{{ ParseSenderAdddressFromHead
-
-=head2 ParseSenderAddressFromHead
-
-Takes a MIME::Header object. Returns a tuple: (user@host, friendly name)
-of the From (evaluated in order of Reply-To:, From:, Sender)
-
-=cut
-
-sub ParseSenderAddressFromHead {
- my $self = shift;
-
- #Figure out who's sending this message.
- my $From = $self->Head->get('Reply-To')
- || $self->Head->get('From')
- || $self->Head->get('Sender');
- return ( $self->ParseAddressFromHeader($From) );
-}
-
-# }}}
-
-# {{{ ParseErrorsToAdddressFromHead
-
-=head2 ParseErrorsToAddressFromHead
-
-Takes a MIME::Header object. Return a single value : user@host
-of the From (evaluated in order of Errors-To:,Reply-To:, From:, Sender)
-
-=cut
-
-sub ParseErrorsToAddressFromHead {
- my $self = shift;
-
- #Figure out who's sending this message.
-
- foreach my $header ( 'Errors-To', 'Reply-To', 'From', 'Sender' ) {
-
- # If there's a header of that name
- my $headerobj = $self->Head->get($header);
- if ($headerobj) {
- my ( $addr, $name ) = $self->ParseAddressFromHeader($headerobj);
-
- # If it's got actual useful content...
- return ($addr) if ($addr);
- }
- }
-}
-
-# }}}
-
-# {{{ ParseAddressFromHeader
-
-=head2 ParseAddressFromHeader ADDRESS
-
-Takes an address from $self->Head->get('Line') and returns a tuple: user@host, friendly name
-
-=cut
-
-sub ParseAddressFromHeader {
- my $self = shift;
- my $Addr = shift;
-
- # Perl 5.8.0 breaks when doing regex matches on utf8
- Encode::_utf8_off($Addr) if $] == 5.008;
- my @Addresses = Mail::Address->parse($Addr);
-
- my $AddrObj = $Addresses[0];
-
- unless ( ref($AddrObj) ) {
- return ( undef, undef );
- }
-
- my $Name = ( $AddrObj->phrase || $AddrObj->comment || $AddrObj->address );
-
- #Lets take the from and load a user object.
- my $Address = $AddrObj->address;
-
- return ( $Address, $Name );
-}
-
-# }}}
-
-# {{{ IsRTAddress
=head2 IsRTaddress ADDRESS
Takes a single parameter, an email address.
-Returns true if that address matches the $RTAddressRegexp.
+Returns true if that address matches the C<RTAddressRegexp> config option.
Returns false, otherwise.
-=begin testing
-
-is(RT::EmailParser::IsRTAddress("","rt\@example.com"),1, "Regexp matched rt address" );
-is(RT::EmailParser::IsRTAddress("","frt\@example.com"),undef, "Regexp didn't match non-rt address" );
-
-=end testing
=cut
my $self = shift;
my $address = shift;
- # Example: the following rule would tell RT not to Cc
- # "tickets@noc.example.com"
- if ( defined($RT::RTAddressRegexp) &&
- $address =~ /$RT::RTAddressRegexp/i ) {
- return(1);
- } else {
- return (undef);
+ return undef unless defined($address) and $address =~ /\S/;
+
+ if ( my $address_re = RT->Config->Get('RTAddressRegexp') ) {
+ return $address =~ /$address_re/i ? 1 : undef;
}
-}
-# }}}
+ # we don't warn here, but do in config check
+ if ( my $correspond_address = RT->Config->Get('CorrespondAddress') ) {
+ return 1 if lc $correspond_address eq lc $address;
+ }
+ if ( my $comment_address = RT->Config->Get('CommentAddress') ) {
+ return 1 if lc $comment_address eq lc $address;
+ }
+
+ my $queue = RT::Queue->new( RT->SystemUser );
+ $queue->LoadByCols( CorrespondAddress => $address );
+ return 1 if $queue->id;
+
+ $queue->LoadByCols( CommentAddress => $address );
+ return 1 if $queue->id;
+ return undef;
+}
-# {{{ CullRTAddresses
=head2 CullRTAddresses ARRAY
Takes a single argument, an array of email addresses.
Returns the same array with any IsRTAddress()es weeded out.
-=begin testing
-
-@before = ("rt\@example.com", "frt\@example.com");
-@after = ("frt\@example.com");
-ok(eq_array(RT::EmailParser::CullRTAddresses("",@before),@after), "CullRTAddresses only culls RT addresses");
-
-=end testing
=cut
sub CullRTAddresses {
my $self = shift;
- my @addresses= (@_);
- my @addrlist;
-
- foreach my $addr( @addresses ) {
- # We use the class instead of the instance
- # because sloppy code calls this method
- # without a $self
- push (@addrlist, $addr) unless RT::EmailParser->IsRTAddress($addr);
- }
- return (@addrlist);
+ my @addresses = (@_);
+
+ return grep { !$self->IsRTAddress($_) } @addresses;
}
-# }}}
-# {{{ LookupExternalUserInfo
# LookupExternalUserInfo is a site-definable method for synchronizing
$params{'EmailAddress'} = $EmailAddress;
$params{'RealName'} = $RealName;
- # See RT's contributed code for examples.
- # http://www.fsck.com/pub/rt/contrib/
return ($FoundInExternalDatabase, %params);
}
-# }}}
-
-# {{{ Accessor methods for parsed email messages
-
=head2 Head
Return the parsed head from this message
return $self->{'entity'};
}
-# }}}
-# {{{ _SetupMIMEParser
=head2 _SetupMIMEParser $parser
my $self = shift;
my $parser = shift;
- # Set up output directory for files:
-
- my $tmpdir = File::Temp::tempdir( TMPDIR => 1, CLEANUP => 1 );
- push ( @{ $self->{'AttachmentDirs'} }, $tmpdir );
- $parser->output_dir($tmpdir);
- $parser->filer->ignore_filename(1);
+ # Set up output directory for files; we use $RT::VarPath instead
+ # of File::Spec->tmpdir (e.g., /tmp) beacuse it isn't always
+ # writable.
+ my $tmpdir;
+ if ( -w $RT::VarPath ) {
+ $tmpdir = File::Temp::tempdir( DIR => $RT::VarPath, CLEANUP => 1 );
+ } elsif (-w File::Spec->tmpdir) {
+ $tmpdir = File::Temp::tempdir( TMPDIR => 1, CLEANUP => 1 );
+ } else {
+ $RT::Logger->crit("Neither the RT var directory ($RT::VarPath) nor the system tmpdir (@{[File::Spec->tmpdir]}) are writable; falling back to in-memory parsing!");
+ }
#If someone includes a message, extract it
$parser->extract_nested_messages(1);
-
$parser->extract_uuencode(1); ### default is false
- # Set up the prefix for files with auto-generated names:
- $parser->output_prefix("part");
+ if ($tmpdir) {
+ # If we got a writable tmpdir, write to disk
+ push ( @{ $self->{'AttachmentDirs'} ||= [] }, $tmpdir );
+ $parser->output_dir($tmpdir);
+ $parser->filer->ignore_filename(1);
- # do _not_ store each msg as in-core scalar;
+ # Set up the prefix for files with auto-generated names:
+ $parser->output_prefix("part");
- $parser->output_to_core(0);
+ # From the MIME::Parser docs:
+ # "Normally, tmpfiles are created when needed during parsing, and destroyed automatically when they go out of scope"
+ # Turns out that the default is to recycle tempfiles
+ # Temp files should never be recycled, especially when running under perl taint checking
- # From the MIME::Parser docs:
- # "Normally, tmpfiles are created when needed during parsing, and destroyed automatically when they go out of scope"
- # Turns out that the default is to recycle tempfiles
- # Temp files should never be recycled, especially when running under perl taint checking
-
- $parser->tmp_recycling(0);
+ $parser->tmp_recycling(0) if $parser->can('tmp_recycling');
+ } else {
+ # Otherwise, fall back to storing it in memory
+ $parser->output_to_core(1);
+ $parser->tmp_to_core(1);
+ $parser->use_inner_files(1);
+ }
+
+}
+
+=head2 ParseEmailAddress string
+
+Returns a list of Email::Address objects
+Works around the bug that Email::Address 1.889 and earlier
+doesn't handle local-only email addresses (when users pass
+in just usernames on the RT system in fields that expect
+Email Addresses)
+
+We don't handle the case of
+bob, fred@bestpractical.com
+because we don't want to fail parsing
+bob, "Falcone, Fred" <fred@bestpractical.com>
+The next release of Email::Address will have a new method
+we can use that removes the bandaid
+
+=cut
+
+sub ParseEmailAddress {
+ my $self = shift;
+ my $address_string = shift;
+
+ $address_string =~ s/^\s+|\s+$//g;
+
+ my @addresses;
+ # if it looks like a username / local only email
+ if ($address_string !~ /@/ && $address_string =~ /^\w+$/) {
+ my $user = RT::User->new( RT->SystemUser );
+ my ($id, $msg) = $user->Load($address_string);
+ if ($id) {
+ push @addresses, Email::Address->new($user->Name,$user->EmailAddress);
+ } else {
+ $RT::Logger->error("Unable to parse an email address from $address_string: $msg");
+ }
+ } else {
+ @addresses = Email::Address->parse($address_string);
+ }
+
+ $self->CleanupAddresses(@addresses);
+
+ return @addresses;
}
-# }}}
+=head2 CleanupAddresses ARRAY
+
+Massages an array of L<Email::Address> objects to make their email addresses
+more palatable.
+
+Currently this strips off surrounding single quotes around C<< ->address >> and
+B<< modifies the L<Email::Address> objects in-place >>.
+
+Returns the list of objects for convienence in C<map>/C<grep> chains.
+
+=cut
+
+sub CleanupAddresses {
+ my $self = shift;
+
+ for my $addr (@_) {
+ next unless defined $addr;
+ # Outlook sometimes sends addresses surrounded by single quotes;
+ # clean them all up
+ if ((my $email = $addr->address) =~ s/^'(.+)'$/$1/) {
+ $addr->address($email);
+ }
+ }
+ return @_;
+}
+
+=head2 RescueOutlook
+
+Outlook 2007/2010 have a bug when you write an email with the html format.
+it will send a 'multipart/alternative' with both 'text/plain' and 'text/html'
+in it. it's cool to have a 'text/plain' part, but the problem is the part is
+not so right: all the "\n" in your main message will become "\n\n" :/
+
+this method will fix this bug, i.e. replaces "\n\n" to "\n".
+return 1 if it does find the problem in the entity and get it fixed.
+
+=cut
+
+
+sub RescueOutlook {
+ my $self = shift;
+ my $mime = $self->Entity();
+ return unless $mime && $self->LooksLikeMSEmail($mime);
+
+ my $text_part;
+ if ( $mime->head->get('Content-Type') =~ m{multipart/mixed} ) {
+ my $first = $mime->parts(0);
+ if ( $first && $first->head->get('Content-Type') =~ m{multipart/alternative} )
+ {
+ my $inner_first = $first->parts(0);
+ if ( $inner_first && $inner_first->head->get('Content-Type') =~ m{text/plain} )
+ {
+ $text_part = $inner_first;
+ }
+ }
+ }
+ elsif ( $mime->head->get('Content-Type') =~ m{multipart/alternative} ) {
+ my $first = $mime->parts(0);
+ if ( $first && $first->head->get('Content-Type') =~ m{text/plain} ) {
+ $text_part = $first;
+ }
+ }
+
+ # Add base64 since we've seen examples of double newlines with
+ # this type too. Need an example of a multi-part base64 to
+ # handle that permutation if it exists.
+ elsif ( ($mime->head->get('Content-Transfer-Encoding')||'') =~ m{base64} ) {
+ $text_part = $mime; # Assuming single part, already decoded.
+ }
+
+ if ($text_part) {
+
+ # use the unencoded string
+ my $content = $text_part->bodyhandle->as_string;
+ if ( $content =~ s/\n\n/\n/g ) {
+
+ # Outlook puts a space on extra newlines, remove it
+ $content =~ s/\ +$//mg;
+
+ # only write only if we did change the content
+ if ( my $io = $text_part->open("w") ) {
+ $io->print($content);
+ $io->close;
+ $RT::Logger->debug(
+ "Removed extra newlines from MS Outlook message.");
+ return 1;
+ }
+ else {
+ $RT::Logger->error("Can't write to body to fix newlines");
+ }
+ }
+ }
+
+ return;
+}
+
+=head1 LooksLikeMSEmail
+
+Try to determine if the current email may have
+come from MS Outlook or gone through Exchange, and therefore
+may have extra newlines added.
+
+=cut
+
+sub LooksLikeMSEmail {
+ my $self = shift;
+ my $mime = shift;
+
+ my $mailer = $mime->head->get('X-Mailer');
+
+ # 12.0 is outlook 2007, 14.0 is 2010
+ return 1 if ( $mailer && $mailer =~ /Microsoft(?:.*?)Outlook 1[2-4]\./ );
+
+ if ( RT->Config->Get('CheckMoreMSMailHeaders') ) {
+
+ # Check for additional headers that might
+ # indicate this came from Outlook or through Exchange.
+ # A sample we received had the headers X-MS-Has-Attach: and
+ # X-MS-Tnef-Correlator: and both had no value.
+
+ my @tags = $mime->head->tags();
+ return 1 if grep { /^X-MS-/ } @tags;
+ }
+
+ return 0; # Doesn't look like MS email.
+}
sub DESTROY {
my $self = shift;
- File::Path::rmtree([@{$self->{'AttachmentDirs'}}],0,1);
+ File::Path::rmtree([@{$self->{'AttachmentDirs'}}],0,1)
+ if $self->{'AttachmentDirs'};
}
-eval "require RT::EmailParser_Vendor";
-die $@ if ($@ && $@ !~ qr{^Can't locate RT/EmailParser_Vendor.pm});
-eval "require RT::EmailParser_Local";
-die $@ if ($@ && $@ !~ qr{^Can't locate RT/EmailParser_Local.pm});
+RT::Base->_ImportOverlays();
1;
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