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- package Mail::IMAPClient;
-
- # $Id: IMAPClient.pm,v 20001010.20 2003/06/13 18:30:55 dkernen Exp $
-
- $Mail::IMAPClient::VERSION = '2.2.9';
- $Mail::IMAPClient::VERSION = '2.2.9'; # do it twice to make sure it takes
-
- use Fcntl qw(F_GETFL F_SETFL O_NONBLOCK);
- use Socket();
- use IO::Socket();
- use IO::Select();
- use IO::File();
- use Carp qw(carp);
- #use Data::Dumper;
- use Errno qw/EAGAIN/;
-
- #print "Found Fcntl in $INC{'Fcntl.pm'}\n";
- #Fcntl->import;
-
- use constant Unconnected => 0;
-
- use constant Connected => 1; # connected; not logged in
-
- use constant Authenticated => 2; # logged in; no mailbox selected
-
- use constant Selected => 3; # mailbox selected
-
- use constant INDEX => 0; # Array index for output line number
-
- use constant TYPE => 1; # Array index for line type
- # (either OUTPUT, INPUT, or LITERAL)
-
- use constant DATA => 2; # Array index for output line data
-
- use constant NonFolderArg => 1; # Value to pass to Massage to
- # indicate non-folder argument
-
-
-
- my %SEARCH_KEYS = map { ( $_ => 1 ) } qw/
- ALL ANSWERED BCC BEFORE BODY CC DELETED DRAFT FLAGGED
- FROM HEADER KEYWORD LARGER NEW NOT OLD ON OR RECENT
- SEEN SENTBEFORE SENTON SENTSINCE SINCE SMALLER SUBJECT
- TEXT TO UID UNANSWERED UNDELETED UNDRAFT UNFLAGGED
- UNKEYWORD UNSEEN
- /;
-
- sub _debug {
- my $self = shift;
- return unless $self->Debug;
- my $fh = $self->{Debug_fh} || \*STDERR;
- print $fh @_;
- }
-
- sub MaxTempErrors {
- my $self = shift;
- $_[0]->{Maxtemperrors} = $_[1] if defined($_[1]);
- return $_[0]->{Maxtemperrors};
- }
-
- # This function is used by the accessor methods
- #
- sub _do_accessor {
- my $datum = shift;
-
- if ( defined($_[1]) and $datum eq 'Fast_io' and ref($_[0]->{Socket})) {
- if ($_[1]) { # Passed the "True" flag
- my $fcntl = 0;
- eval { $fcntl=fcntl($_[0]->{Socket}, F_GETFL, 0) } ;
- if ($@) {
- $_[0]->{Fast_io} = 0;
- carp ref($_[0]) . " not using Fast_IO; not available on this platform"
- if ( ( $^W or $_[0]->Debug) and not $_[0]->{_fastio_warning_}++);
- } else {
- $_[0]->{Fast_io} = 1;
- $_[0]->{_fcntl} = $fcntl;
- my $newflags = $fcntl;
- $newflags |= O_NONBLOCK;
- fcntl($_[0]->{Socket}, F_SETFL, $newflags) ;
-
- }
- } else {
- eval { fcntl($_[0]->{Socket}, F_SETFL, $_[0]->{_fcntl}) }
- if exists $_[0]->{_fcntl};
- $_[0]->{Fast_io} = 0;
- delete $_[0]->{_fcntl} if exists $_[0]->{_fcntl};
- }
- } elsif ( defined($_[1]) and $datum eq 'Socket' ) {
-
- # Get rid of fcntl settings for obsolete socket handles:
- delete $_[0]->{_fcntl} ;
- # Register this handle in a select vector:
- $_[0]->{_select} = IO::Select->new($_[1]) ;
- }
-
- if (scalar(@_) > 1) {
- $@ = $_[1] if $datum eq 'LastError';
- chomp $@ if $datum eq 'LastError';
- return $_[0]->{$datum} = $_[1] ;
- } else {
- return $_[0]->{$datum};
- }
- }
-
- # the following for loop sets up eponymous accessor methods for
- # the object's parameters:
-
- BEGIN {
- for my $datum (
- qw( State Port Server Folder Fast_io Peek
- User Password Socket Timeout Buffer
- Debug LastError Count Uid Debug_fh Maxtemperrors
- EnableServerResponseInLiteral
- Authmechanism Authcallback Ranges
- Readmethod Showcredentials
- Prewritemethod
- )
- ) {
- no strict 'refs';
- *$datum = sub { _do_accessor($datum, @_); };
- }
-
- eval {
- require Digest::HMAC_MD5;
- require MIME::Base64;
- };
- if ($@) {
- $Mail::IMAPClient::_CRAM_MD5_ERR =
- "Internal CRAM-MD5 implementation not available: $@";
- $Mail::IMAPClient::_CRAM_MD5_ERR =~ s/\n+$/\n/;
- }
- }
-
- sub Wrap { shift->Clear(@_); }
-
- # The following class method is for creating valid dates in appended msgs:
-
- sub Rfc822_date {
- my $class= shift;
- #Date: Fri, 09 Jul 1999 13:10:55 -0000#
- my $date = $class =~ /^\d+$/ ? $class : shift ;
- my @date = gmtime($date);
- my @dow = qw{ Sun Mon Tue Wed Thu Fri Sat };
- my @mnt = qw{ Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec};
- #
- return sprintf(
- "%s, %2.2d %s %4.4s %2.2d:%2.2d:%2.2d -%4.4d",
- $dow[$date[6]],
- $date[3],
- $mnt[$date[4]],
- $date[5]+=1900,
- $date[2],
- $date[1],
- $date[0],
- $date[8]) ;
- }
-
- # The following class method is for creating valid dates for use in IMAP search strings:
-
- sub Rfc2060_date {
- my $class= shift;
- # 11-Jan-2000
- my $date = $class =~ /^\d+$/ ? $class : shift ;
- my @date = gmtime($date);
- my @mnt = qw{ Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec};
- #
- return sprintf(
- "%2.2d-%s-%4.4s",
- $date[3],
- $mnt[$date[4]],
- $date[5]+=1900
- ) ;
- }
-
- # The following class method strips out <CR>'s so lines end with <LF>
- # instead of <CR><LF>:
-
- sub Strip_cr {
- my $class = shift;
- unless ( ref($_[0]) or scalar(@_) > 1 ) {
- (my $string = $_[0]) =~ s/\x0d\x0a/\x0a/gm;
- return $string;
- }
- return wantarray ? map { s/\x0d\x0a/\0a/gm ; $_ }
- (ref($_[0]) ? @{$_[0]} : @_) :
- [ map { s/\x0d\x0a/\x0a/gm ; $_ }
- ref($_[0]) ? @{$_[0]} : @_
- ] ;
- }
-
- # The following defines a special method to deal with the Clear parameter:
-
- sub Clear {
- my $self = shift;
- defined(my $clear = shift) or return $self->{Clear};
-
- my $oldclear = $self->{Clear};
- $self->{Clear} = $clear;
-
- my (@keys) = sort { $b <=> $a } keys %{$self->{"History"}} ;
-
- for ( my $i = $clear; $i < @keys ; $i++ )
- { delete $self->{'History'}{$keys[$i]} }
-
- return $oldclear;
- }
-
- # read-only access to the transaction number:
- sub Transaction { shift->Count };
-
- # the constructor:
- sub new {
- my $class = shift;
- my $self = {
- LastError => "",
- Uid => 1,
- Count => 0,
- Fast_io => 1,
- "Clear" => 5,
- };
- while (scalar(@_)) {
- $self->{ucfirst(lc($_[0]))} = $_[1]; shift, shift;
- }
- bless $self, ref($class)||$class;
-
- $self->State(Unconnected);
-
- $self->{Debug_fh} ||= \*STDERR;
- select((select($self->{Debug_fh}),$|++)[0]) ;
- $self->_debug("Using Mail::IMAPClient version $Mail::IMAPClient::VERSION " .
- "and perl version " . (defined $^V ? join(".",unpack("CCC",$^V)) : "") .
- " ($])\n") if $self->Debug;
- $self->LastError(0);
- $self->Maxtemperrors or $self->Maxtemperrors("unlimited") ;
- return $self->connect if $self->Server and !$self->Socket;
- return $self;
- }
-
-
- sub connect {
- my $self = shift;
-
- $self->Port(143)
- if defined ($IO::Socket::INET::VERSION)
- and $IO::Socket::INET::VERSION eq '1.25'
- and !$self->Port;
- %$self = (%$self, @_);
- my $sock = IO::Socket::INET->new(
- PeerAddr => $self->Server ,
- PeerPort => $self->Port||'imap(143)' ,
- Proto => 'tcp' ,
- Timeout => $self->Timeout||0 ,
- Debug => $self->Debug ,
- ) ;
-
- unless ( defined($sock) ) {
-
- $self->LastError( "Unable to connect to $self->{Server}: $!\n");
- $@ = "Unable to connect to $self->{Server}: $!";
- carp "Unable to connect to $self->{Server}: $!"
- unless defined wantarray;
- return undef;
- }
- $self->Socket($sock);
- $self->State(Connected);
-
- $sock->autoflush(1) ;
-
- my ($code, $output);
- $output = "";
-
- until ( $code ) {
-
- $output = $self->_read_line or return undef;
- for my $o (@$output) {
- $self->_debug("Connect: Received this from readline: " .
- join("/",@$o) . "\n");
- $self->_record($self->Count,$o); # $o is a ref
- next unless $o->[TYPE] eq "OUTPUT";
- ($code) = $o->[DATA] =~ /^\*\s+(OK|BAD|NO)/i ;
- }
-
- }
-
- if ($code =~ /BYE|NO /) {
- $self->State(Unconnected);
- return undef ;
- }
-
- if ($self->User and $self->Password) {
- return $self->login ;
- } else {
- return $self;
- }
- }
-
-
- sub login {
- my $self = shift;
- return $self->authenticate($self->Authmechanism,$self->Authcallback)
- if $self->{Authmechanism};
-
- my $id = $self->User;
- my $has_quotes = $id =~ /^".*"$/ ? 1 : 0;
- my $string = "Login " . ( $has_quotes ? $id : qq("$id") ) . " " .
- "{" . length($self->Password) .
- "}\r\n".$self->Password."\r\n";
- $self->_imap_command($string)
- and $self->State(Authenticated);
- # $self->folders and $self->separator unless $self->NoAutoList;
- unless ( $self->IsAuthenticated) {
- my($carp) = $self->LastError;
- $carp =~ s/^[\S]+ ([^\x0d\x0a]*)\x0d?\x0a/$1/;
- carp $carp unless defined wantarray;
- return undef;
- }
- return $self;
- }
-
- sub separator {
- my $self = shift;
- my $target = shift ;
-
- unless ( defined($target) ) {
- my $sep = "";
- # separator is namespace's 1st thing's 1st thing's 2nd thing:
- eval { $sep = $self->namespace->[0][0][1] } ;
- return $sep if $sep;
- }
-
- defined($target) or $target = "";
- $target ||= '""' ;
-
-
-
- # The fact that the response might end with {123} doesn't really matter here:
-
- unless (exists $self->{"$target${;}SEPARATOR"}) {
- my $list = (grep(/^\*\s+LIST\s+/,($self->list(undef,$target)||("NO")) ))[0] ||
- qq("/");
- my $s = (split(/\s+/,$list))[3];
- defined($s) and $self->{"$target${;}SEPARATOR"} =
- ( $s eq 'NIL' ? 'NIL' : substr($s, 1,length($s)-2) );
- }
- return $self->{$target,'SEPARATOR'};
- }
-
- sub sort {
- my $self = shift;
- my @hits;
- my @a = @_;
- $@ = "";
- $a[0] = "($a[0])" unless $a[0] =~ /^\(.*\)$/; # wrap criteria in parens
- $self->_imap_command( ( $self->Uid ? "UID " : "" ) . "SORT ". join(' ',@a))
- or return wantarray ? @hits : \@hits ;
- my @results = $self->History($self->Count);
-
- for my $r (@results) {
- chomp $r;
- $r =~ s/\r$//;
- $r =~ s/^\*\s+SORT\s+// or next;
- push @hits, grep(/\d/,(split(/\s+/,$r)));
- }
- return wantarray ? @hits : \@hits;
- }
-
- sub list {
- my $self = shift;
- my ($reference, $target) = (shift, shift);
- $reference = "" unless defined($reference);
- $target = '*' unless defined($target);
- $target = '""' if $target eq "";
- $target = $self->Massage($target) unless $target eq '*' or $target eq '""';
- my $string = qq(LIST "$reference" $target);
- $self->_imap_command($string) or return undef;
- return wantarray ?
- $self->History($self->Count) :
- [ map { $_->[DATA] } @{$self->{'History'}{$self->Count}}] ;
- }
-
- sub lsub {
- my $self = shift;
- my ($reference, $target) = (shift, shift);
- $reference = "" unless defined($reference);
- $target = '*' unless defined($target);
- $target = $self->Massage($target);
- my $string = qq(LSUB "$reference" $target);
- $self->_imap_command($string) or return undef;
- return wantarray ? $self->History($self->Count) :
- [ map { $_->[DATA] } @{$self->{'History'}{$self->Count}} ] ;
- }
-
- sub subscribed {
- my $self = shift;
- my $what = shift ;
-
- my @folders ;
-
- my @list = $self->lsub(undef,( $what? "$what" .
- $self->separator($what) . "*" : undef ) );
- push @list, $self->lsub(undef, $what) if $what and $self->exists($what) ;
-
- # my @list = map { $self->_debug("Pushing $_->[${\(DATA)}] \n"); $_->[DATA] }
- # @$output;
-
- my $m;
-
- for ($m = 0; $m < scalar(@list); $m++ ) {
- if ($list[$m] && $list[$m] !~ /\x0d\x0a$/ ) {
- $list[$m] .= $list[$m+1] ;
- $list[$m+1] = "";
- }
-
-
- # $self->_debug("Subscribed: examining $list[$m]\n");
-
- push @folders, $1||$2
- if $list[$m] =~
- / ^\*\s+LSUB # * LSUB
- \s+\([^\)]*\)\s+ # (Flags)
- (?:"[^"]*"|NIL)\s+ # "delimiter" or NIL
- (?:"([^"]*)"|(.*))\x0d\x0a$ # Name or "Folder name"
- /ix;
-
- }
-
- # for my $f (@folders) { $f =~ s/^\\FOLDER LITERAL:://;}
- my @clean = () ; my %memory = ();
- foreach my $f (@folders) { push @clean, $f unless $memory{$f}++ }
- return wantarray ? @clean : \@clean ;
- }
-
-
- sub deleteacl {
- my $self = shift;
- my ($target, $user ) = @_;
- $target = $self->Massage($target);
- $user =~ s/^"(.*)"$/$1/;
- $user =~ s/"/\\"/g;
- my $string = qq(DELETEACL $target "$user");
- $self->_imap_command($string) or return undef;
-
- return wantarray ? $self->History($self->Count) :
- [ map {$_->[DATA] } @{$self->{'History'}{$self->Count}}] ;
- }
-
- sub setacl {
- my $self = shift;
- my ($target, $user, $acl) = @_;
- $user = $self->User unless length($user);
- $target = $self->Folder unless length($target);
- $target = $self->Massage($target);
- $user =~ s/^"(.*)"$/$1/;
- $user =~ s/"/\\"/g;
- $acl =~ s/^"(.*)"$/$1/;
- $acl =~ s/"/\\"/g;
- my $string = qq(SETACL $target "$user" "$acl");
- $self->_imap_command($string) or return undef;
- return wantarray ?
- $self->History($self->Count) :
- [map{$_->[DATA]}@{$self->{'History'}{$self->Count}}]
- ;
- }
-
-
- sub getacl {
- my $self = shift;
- my ($target) = @_;
- $target = $self->Folder unless defined($target);
- my $mtarget = $self->Massage($target);
- my $string = qq(GETACL $mtarget);
- $self->_imap_command($string) or return undef;
- my @history = $self->History($self->Count);
- #$self->_debug("Getacl history: ".join("|",@history).">>>End of History<<<" ) ;
- my $perm = "";
- my $hash = {};
- for ( my $x = 0; $x < scalar(@history) ; $x++ ) {
- if ( $history[$x] =~ /^\* ACL/ ) {
-
- $perm = $history[$x]=~ /^\* ACL $/ ?
- $history[++$x].$history[++$x] :
- $history[$x];
-
- $perm =~ s/\s?\x0d\x0a$//;
- piece: until ( $perm =~ /\Q$target\E"?$/ or !$perm) {
- #$self->_debug(qq(Piece: permline=$perm and "
- # "pattern = /\Q$target\E"? \$/));
- $perm =~ s/\s([^\s]+)\s?$// or last piece;
- my($p) = $1;
- $perm =~ s/\s([^\s]+)\s?$// or last piece;
- my($u) = $1;
- $hash->{$u} = $p;
- $self->_debug("Permissions: $u => $p \n");
- }
-
- }
- }
- return $hash;
- }
-
- sub listrights {
- my $self = shift;
- my ($target, $user) = @_;
- $user = $self->User unless defined($user);
- $target = $self->Folder unless defined($target);
- $target = $self->Massage($target);
- $user =~ s/^"(.*)"$/$1/;
- $user =~ s/"/\\"/g;
- my $string = qq(LISTRIGHTS $target "$user");
- $self->_imap_command($string) or return undef;
- my $resp = ( grep(/^\* LISTRIGHTS/, $self->History($self->Count) ) )[0];
- my @rights = split(/\s/,$resp);
- shift @rights, shift @rights, shift @rights, shift @rights;
- my $rights = join("",@rights);
- $rights =~ s/"//g;
- return wantarray ? split(//,$rights) : $rights ;
- }
-
- sub select {
- my $self = shift;
- my $target = shift ;
- return undef unless defined($target);
-
- my $qqtarget = $self->Massage($target);
-
- my $string = qq/SELECT $qqtarget/;
-
- my $old = $self->Folder;
-
- if ($self->_imap_command($string) and $self->State(Selected)) {
- $self->Folder($target);
- return $old||$self;
- } else {
- return undef;
- }
- }
-
- sub message_string {
- my $self = shift;
- my $msg = shift;
- my $expected_size = $self->size($msg);
- return undef unless(defined $expected_size); # unable to get size
- my $cmd = $self->has_capability('IMAP4REV1') ?
- "BODY" . ( $self->Peek ? '.PEEK[]' : '[]' ) :
- "RFC822" . ( $self->Peek ? '.PEEK' : '' ) ;
-
- $self->fetch($msg,$cmd) or return undef;
-
- my $string = "";
-
- foreach my $result (@{$self->{"History"}{$self->Transaction}}) {
- $string .= $result->[DATA]
- if defined($result) and $self->_is_literal($result) ;
- }
- # BUG? should probably return undef if length != expected
- if ( length($string) != $expected_size ) {
- carp "${self}::message_string: " .
- "expected $expected_size bytes but received " .
- length($string)
- if $self->Debug or $^W;
- }
- if ( length($string) > $expected_size )
- { $string = substr($string,0,$expected_size) }
- if ( length($string) < $expected_size ) {
- $self->LastError("${self}::message_string: expected ".
- "$expected_size bytes but received " .
- length($string)."\n");
- return undef;
- }
- return $string;
- }
-
- sub bodypart_string {
- my($self, $msg, $partno, $bytes, $offset) = @_;
-
- unless ( $self->has_capability('IMAP4REV1') ) {
- $self->LastError(
- "Unable to get body part; server " .
- $self->Server .
- " does not support IMAP4REV1"
- );
- return undef;
- }
- my $cmd = "BODY" . ( $self->Peek ? ".PEEK[$partno]" : "[$partno]" ) ;
- $offset ||= 0 ;
- $cmd .= "<$offset.$bytes>" if $bytes;
-
- $self->fetch($msg,$cmd) or return undef;
-
- my $string = "";
-
- foreach my $result (@{$self->{"History"}{$self->Transaction}}) {
- $string .= $result->[DATA]
- if defined($result) and $self->_is_literal($result) ;
- }
- return $string;
- }
-
- sub message_to_file {
- my $self = shift;
- my $fh = shift;
- my @msgs = @_;
- my $handle;
-
- if ( ref($fh) ) {
- $handle = $fh;
- } else {
- $handle = IO::File->new(">>$fh");
- unless ( defined($handle)) {
- $@ = "Unable to open $fh: $!";
- $self->LastError("Unable to open $fh: $!\n");
- carp $@ if $^W;
- return undef;
- }
- binmode $handle; # For those of you who need something like this...
- }
-
- my $clear = $self->Clear;
- my $cmd = $self->Peek ? 'BODY.PEEK[]' : 'BODY[]';
- $cmd = $self->Peek ? 'RFC822.PEEK' : 'RFC822' unless $self->imap4rev1;
-
- my $string = ( $self->Uid ? "UID " : "" ) . "FETCH " . join(",",@msgs) . " $cmd";
-
- $self->Clear($clear)
- if $self->Count >= $clear and $clear > 0;
-
- my $trans = $self->Count($self->Count+1);
-
- $string = "$trans $string" ;
-
- $self->_record($trans,[ 0, "INPUT", "$string\x0d\x0a"] );
-
- my $feedback = $self->_send_line("$string");
-
- unless ($feedback) {
- $self->LastError( "Error sending '$string' to IMAP: $!\n");
- $@ = "Error sending '$string' to IMAP: $!";
- return undef;
- }
-
- my ($code, $output);
- $output = "";
-
- READ: until ( $code) {
- $output = $self->_read_line($handle) or return undef; # avoid possible infinite loop
- for my $o (@$output) {
- $self->_record($trans,$o); # $o is a ref
- # $self->_debug("Received from readline: ${\($o->[DATA])}<<END OF RESULT>>\n");
- next unless $self->_is_output($o);
- ($code) = $o->[DATA] =~ /^$trans (OK|BAD|NO)/mi ;
- if ($o->[DATA] =~ /^\*\s+BYE/im) {
- $self->State(Unconnected);
- return undef ;
- }
- }
- }
-
- # $self->_debug("Command $string: returned $code\n");
- close $handle unless ref($fh);
- return $code =~ /^OK/im ? $self : undef ;
-
- }
-
- sub message_uid {
- my $self = shift;
- my $msg = shift;
- my @uid = $self->fetch($msg,"UID");
- my $uid;
- while ( my $u = shift @uid and !$uid) {
- ($uid) = $u =~ /\(UID\s+(\d+)\s*\)\r?$/;
- }
- return $uid;
- }
-
- sub original_migrate {
- my($self,$peer,$msgs,$folder) = @_;
- unless ( eval { $peer->IsConnected } ) {
- $self->LastError("Invalid or unconnected " . ref($self).
- " object used as target for migrate." );
- return undef;
- }
- unless ($folder) {
- $folder = $self->Folder;
- $peer->exists($folder) or
- $peer->create($folder) or
- (
- $self->LastError("Unable to created folder $folder on target mailbox: ".
- "$peer->LastError") and
- return undef
- ) ;
- }
- if ( $msgs =~ /^all$/i ) { $msgs = $self->search("ALL") }
- foreach my $mid ( ref($msgs) ? @$msgs : $msgs ) {
- my $uid = $peer->append($folder,$self->message_string($mid));
- $self->LastError("Trouble appending to peer: " . $peer->LastError . "\n");
- }
- }
-
-
- sub migrate {
-
- my($self,$peer,$msgs,$folder) = @_;
- my($toSock,$fromSock) = ( $peer->Socket, $self->Socket);
- my $bufferSize = $self->Buffer || 4096;
- my $fromBuffer = "";
- my $clear = $self->Clear;
-
- unless ( eval { $peer->IsConnected } ) {
- $self->LastError("Invalid or unconnected " .
- ref($self) . " object used as target for migrate. $@");
- return undef;
- }
-
- unless ($folder) {
- $folder = $self->Folder or
- $self->LastError( "No folder selected on source mailbox.")
- and return undef;
-
- $peer->exists($folder) or
- $peer->create($folder) or
- (
- $self->LastError(
- "Unable to create folder $folder on target mailbox: ".
- $peer->LastError . "\n"
- ) and return undef
- ) ;
- }
- $msgs or $msgs eq "0" or $msgs = "all";
- if ( $msgs =~ /^all$/i ) { $msgs = $self->search("ALL") }
- my $range = $self->Range($msgs) ;
- $self->_debug("Migrating the following msgs from $folder: " .
- " $range\n");
- # ( ref($msgs) ? join(", ",@$msgs) : $msgs) );
-
- #MIGMSG: foreach my $mid ( ref($msgs) ? @$msgs : (split(/,\s*/,$msgs)) ) {#}
- MIGMSG: foreach my $mid ( $range->unfold ) {
- # Set up counters for size of msg and portion of msg remaining to
- # process:
- $self->_debug("Migrating message $mid in folder $folder\n")
- if $self->Debug;
- my $leftSoFar = my $size = $self->size($mid);
-
- # fetch internaldate and flags of original message:
- my $intDate = '"' . $self->internaldate($mid) . '"' ;
- my $flags = "(" . join(" ",grep(!/\\Recent/i,$self->flags($mid)) ) . ")" ;
- $flags = "" if $flags eq "()" ;
-
- # set up transaction numbers for from and to connections:
- my $trans = $self->Count($self->Count+1);
- my $ptrans = $peer->Count($peer->Count+1);
-
- # If msg size is less than buffersize then do whole msg in one
- # transaction:
- if ( $size <= $bufferSize ) {
- my $new_mid = $peer->append_string($peer->Massage($folder),
- $self->message_string($mid) ,$flags,
- $intDate) ;
- $self->_debug("Copied message $mid in folder $folder to " .
- $peer->User .
- '@' . $peer->Server .
- ". New Message UID is $new_mid.\n"
- ) if $self->Debug;
-
- $peer->_debug("Copied message $mid in folder $folder from " .
- $self->User .
- '@' . $self->Server . ". New Message UID is $new_mid.\n"
- ) if $peer->Debug;
-
-
- next MIGMSG;
- }
-
- # otherwise break it up into digestible pieces:
- my ($cmd, $pattern);
- if ( $self->imap4rev1 ) {
- # imap4rev1 supports FETCH BODY
- $cmd = $self->Peek ? 'BODY.PEEK[]' : 'BODY[]';
- $pattern = sub {
- #$self->_debug("Data fed to pattern: $_[0]<END>\n");
- my($one) = $_[0] =~ /\(.*BODY\[\]<\d+> \{(\d+)\}/i ; # ;-)
- # or $self->_debug("Didn't match pattern\n") ;
- #$self->_debug("Returning from pattern: $1\n") if defined($1);
- return $one ;
- } ;
- } else {
- # older imaps use (deprecated) FETCH RFC822:
- $cmd = $self->Peek ? 'RFC822.PEEK' : 'RFC822' ;
- $pattern = sub {
- my($one) = shift =~ /\(RFC822\[\]<\d+> \{(\d+)\}/i;
- return $one ;
- };
- }
-
-
- # Now let's warn the peer that there's a message coming:
-
- my $pstring = "$ptrans APPEND " .
- $self->Massage($folder).
- " " .
- ( $flags ? "$flags " : () ) .
- ( $intDate ? "$intDate " : () ) .
- "{" . $size . "}" ;
-
- $self->_debug("About to issue APPEND command to peer " .
- "for msg $mid\n") if $self->Debug;
-
- my $feedback2 = $peer->_send_line( $pstring ) ;
-
- $peer->_record($ptrans,[
- 0,
- "INPUT",
- "$pstring" ,
- ] ) ;
- unless ($feedback2) {
- $self->LastError("Error sending '$pstring' to target IMAP: $!\n");
- return undef;
- }
- # Get the "+ Go ahead" response:
- my $code = 0;
- until ($code eq '+' or $code =~ /NO|BAD|OK/ ) {
- my $readSoFar = 0 ;
- $readSoFar += sysread($toSock,$fromBuffer,1,$readSoFar)||0
- until $fromBuffer =~ /\x0d\x0a/;
-
- #$peer->_debug("migrate: response from target server: " .
- # "$fromBuffer<END>\n") if $peer->Debug;
-
- ($code)= $fromBuffer =~ /^(\+)|^(?:\d+\s(?:BAD|NO))/ ;
- $code ||=0;
-
- $peer->_debug( "$folder: received $fromBuffer from server\n")
- if $peer->Debug;
-
- # ... and log it in the history buffers
- $self->_record($trans,[
- 0,
- "OUTPUT",
- "Mail::IMAPClient migrating message $mid to $peer->User\@$peer->Server"
- ] ) ;
- $peer->_record($ptrans,[
- 0,
- "OUTPUT",
- $fromBuffer
- ] ) ;
-
-
- }
- unless ( $code eq '+' ) {
- $^W and warn "$@\n";
- $self->Debug and $self->_debug("Error writing to target host: $@\n");
- next MIGMSG;
- }
- # Here is where we start sticking in UID if that parameter
- # is turned on:
- my $string = ( $self->Uid ? "UID " : "" ) . "FETCH $mid $cmd";
-
- # Clean up history buffer if necessary:
- $self->Clear($clear)
- if $self->Count >= $clear and $clear > 0;
-
-
- # position will tell us how far from beginning of msg the
- # next IMAP FETCH should start (1st time start at offet zero):
- my $position = 0;
- #$self->_debug("There are $leftSoFar bytes left versus a buffer of $bufferSize bytes.\n");
- my $chunkCount = 0;
- while ( $leftSoFar > 0 ) {
- $self->_debug("Starting chunk " . ++$chunkCount . "\n");
-
- my $newstring ="$trans $string<$position." .
- ( $leftSoFar > $bufferSize ? $bufferSize : $leftSoFar ) .
- ">" ;
-
- $self->_record($trans,[ 0, "INPUT", "$newstring\x0d\x0a"] );
- $self->_debug("Issuing migration command: $newstring\n" )
- if $self->Debug;;
-
- my $feedback = $self->_send_line("$newstring");
-
- unless ($feedback) {
- $self->LastError("Error sending '$newstring' to source IMAP: $!\n");
- return undef;
- }
- my $chunk = "";
- until ($chunk = $pattern->($fromBuffer) ) {
- $fromBuffer = "" ;
- until ( $fromBuffer=~/\x0d\x0a$/ ) {
- sysread($fromSock,$fromBuffer,1,length($fromBuffer)) ;
- #$self->_debug("migrate chunk $chunkCount:" .
- # "Read from source: $fromBuffer<END>\n");
- }
-
- $self->_record($trans,[ 0, "OUTPUT", "$fromBuffer"] ) ;
-
- if ( $fromBuffer =~ /^$trans (?:NO|BAD)/ ) {
- $self->LastError($fromBuffer) ;
- next MIGMSG;
- }
-
- if ( $fromBuffer =~ /^$trans (?:OK)/ ) {
- $self->LastError("Unexpected good return code " .
- "from source host: " . $fromBuffer) ;
- next MIGMSG;
- }
-
- }
- $fromBuffer = "";
- my $readSoFar = 0 ;
- $readSoFar += sysread($fromSock,$fromBuffer,$chunk-$readSoFar,$readSoFar)||0
- until $readSoFar >= $chunk;
- #$self->_debug("migrateRead: chunk=$chunk readSoFar=$readSoFar " .
- # "Buffer=$fromBuffer<END_OF_BUFFER\n") if $self->Debug;
-
- my $wroteSoFar = 0;
- my $temperrs = 0;
- my $optimize = 0;
-
- until ( $wroteSoFar >= $chunk ) {
- #$peer->_debug("Chunk $chunkCount: Next write will attempt to write " .
- # "this substring:\n" .
- # substr($fromBuffer,$wroteSoFar,$chunk-$wroteSoFar) .
- # "<END_OF_SUBSTRING>\n"
- #);
-
- until ( $wroteSoFar >= $readSoFar ) {
- $!=0;
- my $ret = syswrite(
- $toSock,
- $fromBuffer,
- $chunk - $wroteSoFar,
- $wroteSoFar )||0 ;
-
- $wroteSoFar += $ret;
-
- if ($! == &EAGAIN ) {
- if ( $self->{Maxtemperrors} !~ /^unlimited/i
- and $temperrs++ > ($self->{Maxtemperrors}||10)
- ) {
- $self->LastError("Persistent '${!}' errors\n");
- $self->_debug("Persistent '${!}' errors\n");
- return undef;
- }
- $optimize = 1;
- } else {
- # avoid infinite loops on syswrite error
- return undef unless(defined $ret);
- }
- # Optimization of wait time between syswrite calls
- # only runs if syscalls run too fast and fill the
- # buffer causing "EAGAIN: Resource Temp. Unavail" errors. The
- # premise is that $maxwrite will be approx. the same as
- # the smallest buffer between the sending and receiving side.
- # Waiting time between syscalls should ideally be exactly as
- # long as it takes the receiving side to empty that buffer,
- # minus a little bit to prevent it from
- # emptying completely and wasting time in the select call.
- if ($optimize) {
- my $waittime = .02;
- $maxwrite = $ret if $maxwrite < $ret;
- push( @last5writes, $ret );
- shift( @last5writes ) if $#last5writes > 5;
- my $bufferavail = 0;
- $bufferavail += $_ for ( @last5writes );
- $bufferavail /= ($#last5writes||1);
- # Buffer is staying pretty full;
- # we should increase the wait period
- # to reduce transmission overhead/number of packets sent
- if ( $bufferavail < .4 * $maxwrite ) {
- $waittime *= 1.3;
-
- # Buffer is nearly or totally empty;
- # we're wasting time in select
- # call that could be used to send data,
- # so reduce the wait period
- } elsif ( $bufferavail > .9 * $maxwrite ) {
- $waittime *= .5;
- }
- CORE::select(undef, undef, undef, $waittime);
- }
- if ( defined($ret) ) {
- $temperrs = 0 ;
- }
- $peer->_debug("Chunk $chunkCount: " .
- "Wrote $wroteSoFar bytes (out of $chunk)\n");
- }
- }
- $position += $readSoFar ;
- $leftSoFar -= $readSoFar;
- $fromBuffer = "";
- # Finish up reading the server response from the fetch cmd
- # on the source system:
- {
- my $code = 0;
- until ( $code) {
-
- # escape infinite loop if read_line never returns any data:
-
- $self->_debug("Reading from source server; expecting " .
- "') OK' type response\n") if $self->Debug;
-
- $output = $self->_read_line or return undef;
- for my $o (@$output) {
-
- $self->_record($trans,$o); # $o is a ref
-
- # $self->_debug("Received from readline: " .
- # "${\($o->[DATA])}<<END OF RESULT>>\n");
-
- next unless $self->_is_output($o);
-
- ($code) = $o->[DATA] =~ /^$trans (OK|BAD|NO)/mi ;
-
- if ($o->[DATA] =~ /^\*\s+BYE/im) {
- $self->State(Unconnected);
- return undef ;
- }
- }
- }
- } # end scope for my $code
- }
- # Now let's send a <CR><LF> to the peer to signal end of APPEND cmd:
- {
- my $wroteSoFar = 0;
- $fromBuffer = "\x0d\x0a";
- $!=0;
- $wroteSoFar += syswrite($toSock,$fromBuffer,2-$wroteSoFar,$wroteSoFar)||0
- until $wroteSoFar >= 2;
-
- }
- # Finally, let's get the new message's UID from the peer:
- my $new_mid = "";
- {
- my $code = 0;
- until ( $code) {
- # escape infinite loop if read_line never returns any data:
- $peer->_debug("Reading from target: " .
- "expecting new uid in response\n") if $peer->Debug;
-
- $output = $peer->_read_line or next MIGMSG;
-
- for my $o (@$output) {
-
- $peer->_record($ptrans,$o); # $o is a ref
-
- # $peer->_debug("Received from readline: " .
- # "${\($o->[DATA])}<<END OF RESULT>>\n");
-
- next unless $peer->_is_output($o);
-
- ($code) = $o->[DATA] =~ /^$ptrans (OK|BAD|NO)/mi ;
- ($new_mid)= $o->[DATA] =~ /APPENDUID \d+ (\d+)/ if $code;
- #$peer->_debug("Code line: " . $o->[DATA] .
- # "\nCode=$code mid=$new_mid\n" ) if $code;
-
- if ($o->[DATA] =~ /^\*\s+BYE/im) {
- $peer->State(Unconnected);
- return undef ;
- }
- }
- $new_mid||="unknown" ;
- }
- } # end scope for my $code
-
- $self->_debug("Copied message $mid in folder $folder to " . $peer->User .
- '@' . $peer->Server . ". New Message UID is $new_mid.\n"
- ) if $self->Debug;
-
- $peer->_debug("Copied message $mid in folder $folder from " . $self->User .
- '@' . $self->Server . ". New Message UID is $new_mid.\n"
- ) if $peer->Debug;
-
-
- # ... and finish up reading the server response from the fetch cmd
- # on the source system:
- # {
- # my $code = 0;
- # until ( $code) {
- # # escape infinite loop if read_line never returns any data:
- # unless ($output = $self->_read_line ) {
- # $self->_debug($self->LastError) ;
- # next MIGMSG;
- # }
- # for my $o (@$output) {
- #
- # $self->_record($trans,$o); # $o is a ref
- #
- # # $self->_debug("Received from readline: " .
- # # "${\($o->[DATA])}<<END OF RESULT>>\n");
- #
- # next unless $self->_is_output($o);
- #
- # ($code) = $o->[DATA] =~ /^$trans (OK|BAD|NO)/mi ;
- #
- # if ($o->[DATA] =~ /^\*\s+BYE/im) {
- # $self->State(Unconnected);
- # return undef ;
- # }
- # }
- # }
- # }
-
- # and clean up the I/O buffer:
- $fromBuffer = "";
- }
- return $self;
- }
-
-
- sub body_string {
- my $self = shift;
- my $msg = shift;
- my $ref = $self->fetch($msg,"BODY" . ( $self->Peek ? ".PEEK" : "" ) . "[TEXT]");
-
- my $string = "";
- foreach my $result (@{$ref}) {
- $string .= $result->[DATA] if defined($result) and $self->_is_literal($result) ;
- }
- return $string if $string;
-
- my $head = shift @$ref;
- $self->_debug("body_string: first shift = '$head'\n");
-
- until ( (! $head) or $head =~ /(?:.*FETCH .*\(.*BODY\[TEXT\])|(?:^\d+ BAD )|(?:^\d NO )/i ) {
- $self->_debug("body_string: shifted '$head'\n");
- $head = shift(@$ref) ;
- }
- unless ( scalar(@$ref) ) {
- $self->LastError("Unable to parse server response from " . $self->LastIMAPCommand );
- return undef ;
- }
- my $popped ; $popped = pop @$ref until
- (
- ( defined($popped) and
- # (-: Smile!
- $popped =~ /\)\x0d\x0a$/
- ) or
- not grep(
- # (-: Smile again!
- /\)\x0d\x0a$/,
- @$ref
- )
- );
-
- if ($head =~ /BODY\[TEXT\]\s*$/i ) { # Next line is a literal
- $string .= shift @$ref while scalar(@$ref);
- $self->_debug("String is now $string\n") if $self->Debug;
- }
-
- return $string||undef;
- }
-
-
- sub examine {
- my $self = shift;
- my $target = shift ; return undef unless defined($target);
- $target = $self->Massage($target);
- my $string = qq/EXAMINE $target/;
-
- my $old = $self->Folder;
-
- if ($self->_imap_command($string) and $self->State(Selected)) {
- $self->Folder($target);
- return $old||$self;
- } else {
- return undef;
- }
- }
-
- sub idle {
- my $self = shift;
- my $good = '+';
- my $count = $self->Count +1;
- return $self->_imap_command("IDLE",$good) ? $count : undef;
- }
-
- sub done {
- my $self = shift;
-
- my $count = shift||$self->Count;
-
- my $clear = "";
- $clear = $self->Clear;
-
- $self->Clear($clear)
- if $self->Count >= $clear and $clear > 0;
-
- my $string = "DONE\x0d\x0a";
- $self->_record($count,[ $self->_next_index($count), "INPUT", "$string\x0d\x0a"] );
-
- my $feedback = $self->_send_line("$string",1);
-
- unless ($feedback) {
- $self->LastError( "Error sending '$string' to IMAP: $!\n");
- return undef;
- }
-
- my ($code, $output);
- $output = "";
-
- until ( $code and $code =~ /(OK|BAD|NO)/m ) {
-
- $output = $self->_read_line or return undef;
- for my $o (@$output) {
- $self->_record($count,$o); # $o is a ref
- next unless $self->_is_output($o);
- ($code) = $o->[DATA] =~ /^(?:$count) (OK|BAD|NO)/m ;
- if ($o->[DATA] =~ /^\*\s+BYE/) {
- $self->State(Unconnected);
- }
- }
- }
- return $code =~ /^OK/ ? @{$self->Results} : undef ;
-
- }
-
- sub tag_and_run {
- my $self = shift;
- my $string = shift;
- my $good = shift;
- $self->_imap_command($string,$good);
- return @{$self->Results};
- }
- # _{name} methods are undocumented and meant to be private.
-
- # _imap_command runs a command, inserting the correct tag
- # and <CR><LF> and whatnot.
- # When updating _imap_command, remember to examine the run method, too, since it is very similar.
- #
-
- sub _imap_command {
-
- my $self = shift;
- my $string = shift or return undef;
- my $good = shift || 'GOOD';
-
- my $qgood = quotemeta($good);
-
- my $clear = "";
- $clear = $self->Clear;
-
- $self->Clear($clear)
- if $self->Count >= $clear and $clear > 0;
-
- my $count = $self->Count($self->Count+1);
-
- $string = "$count $string" ;
-
- $self->_record($count,[ 0, "INPUT", "$string\x0d\x0a"] );
-
- my $feedback = $self->_send_line("$string");
-
- unless ($feedback) {
- $self->LastError( "Error sending '$string' to IMAP: $!\n");
- $@ = "Error sending '$string' to IMAP: $!";
- carp "Error sending '$string' to IMAP: $!" if $^W;
- return undef;
- }
-
- my ($code, $output);
- $output = "";
-
- READ: until ( $code) {
- # escape infinite loop if read_line never returns any data:
- $output = $self->_read_line or return undef;
-
- for my $o (@$output) {
- $self->_record($count,$o); # $o is a ref
- # $self->_debug("Received from readline: ${\($o->[DATA])}<<END OF RESULT>>\n");
- next unless $self->_is_output($o);
- if ( $good eq '+' ) {
- $o->[DATA] =~ /^$count (OK|BAD|NO|$qgood)|^($qgood)/mi ;
- $code = $1||$2 ;
- } else {
- ($code) = $o->[DATA] =~ /^$count (OK|BAD|NO|$qgood)/mi ;
- }
- if ($o->[DATA] =~ /^\*\s+BYE/im) {
- $self->State(Unconnected);
- return undef ;
- }
- }
- }
-
- # $self->_debug("Command $string: returned $code\n");
- return $code =~ /^OK|$qgood/im ? $self : undef ;
-
- }
-
- sub run {
- my $self = shift;
- my $string = shift or return undef;
- my $good = shift || 'GOOD';
- my $count = $self->Count($self->Count+1);
- my($tag) = $string =~ /^(\S+) / ;
-
- unless ($tag) {
- $self->LastError("Invalid string passed to run method; no tag found.\n");
- }
-
- my $qgood = quotemeta($good);
-
- my $clear = "";
- $clear = $self->Clear;
-
- $self->Clear($clear)
- if $self->Count >= $clear and $clear > 0;
-
- $self->_record($count,[ $self->_next_index($count), "INPUT", "$string"] );
-
- my $feedback = $self->_send_line("$string",1);
-
- unless ($feedback) {
- $self->LastError( "Error sending '$string' to IMAP: $!\n");
- return undef;
- }
-
- my ($code, $output);
- $output = "";
-
- until ( $code =~ /(OK|BAD|NO|$qgood)/m ) {
-
- $output = $self->_read_line or return undef;
- for my $o (@$output) {
- $self->_record($count,$o); # $o is a ref
- next unless $self->_is_output($o);
- if ( $good eq '+' ) {
- $o->[DATA] =~ /^(?:$tag|\*) (OK|BAD|NO|$qgood)|(^$qgood)/m ;
- $code = $1||$2;
- } else {
- ($code) =
- $o->[DATA] =~ /^(?:$tag|\*) (OK|BAD|NO|$qgood)/m ;
- }
- if ($o->[DATA] =~ /^\*\s+BYE/) {
- $self->State(Unconnected);
- }
- }
- }
- $self->{'History'}{$tag} = $self->{"History"}{$count} unless $tag eq $count;
- return $code =~ /^OK|$qgood/ ? @{$self->Results} : undef ;
-
- }
- #sub bodystruct { # return bodystruct
- #}
-
- # _record saves the conversation into the History structure:
- sub _record {
-
- my ($self,$count,$array) = ( shift, shift, shift);
- local($^W)= undef;
-
- #$self->_debug(sprintf("in _record: count is $count, values are %s/%s/%s and caller is " .
- # join(":",caller()) . "\n",@$array));
-
- if ( # $array->[DATA] and
- $array->[DATA] =~ /^\d+ LOGIN/i and
- ! $self->Showcredentials
- ) {
-
- $array->[DATA] =~ s/LOGIN.*/LOGIN XXXXXXXX XXXXXXXX/i ;
- }
-
- push @{$self->{"History"}{$count}}, $array;
-
- if ( $array->[DATA] =~ /^\d+\s+(BAD|NO)\s/im ) {
- $self->LastError("$array->[DATA]") ;
- $@ = $array->[DATA];
- carp "$array->[DATA]" if $^W ;
- }
- return $self;
- }
-
- #_send_line writes to the socket:
- sub _send_line {
- my($self,$string,$suppress) = (shift, shift, shift);
-
- #$self->_debug("_send_line: Connection state = " .
- # $self->State . " and socket fh = " .
- # ($self->Socket||"undef") . "\n")
- #if $self->Debug;
-
- unless ($self->IsConnected and $self->Socket) {
- $self->LastError("NO Not connected.\n");
- carp "Not connected" if $^W;
- return undef;
- }
-
- unless ($string =~ /\x0d\x0a$/ or $suppress ) {
-
- chomp $string;
- $string .= "\x0d" unless $string =~ /\x0d$/;
- $string .= "\x0a" ;
- }
- if (
- $string =~ /^[^\x0a{]*\{(\d+)\}\x0d\x0a/ # ;-}
- ) {
- my($p1,$p2,$len) ;
- if ( ($p1,$len) =
- $string =~ /^([^\x0a{]*\{(\d+)\}\x0d\x0a)/ # } for vi
- and (
- $len < 32766 ?
- ( ($p2) = $string =~ /
- ^[^\x0a{]*
- \{\d+\}
- \x0d\x0a
- (
- .{$len}
- .*\x0d\x0a
- )
- /x ) :
-
- ( ($p2) = $string =~ / ^[^\x0a{]*
- \{\d+\}
- \x0d\x0a
- (.*\x0d\x0a)
- /x
- and length($p2) == $len ) # }} for vi
- )
- ) {
- $self->_debug("Sending literal string " .
- "in two parts: $p1\n\tthen: $p2\n");
- $self->_send_line($p1) or return undef;
- $output = $self->_read_line or return undef;
- foreach my $o (@$output) {
- # $o is already an array ref:
- $self->_record($self->Count,$o);
- ($code) = $o->[DATA] =~ /(^\+|NO|BAD)/i;
- if ($o->[DATA] =~ /^\*\s+BYE/) {
- $self->State(Unconnected);
- close $fh;
- return undef ;
- } elsif ( $o->[DATA]=~ /^\d+\s+(NO|BAD)/i ) {
- close $fh;
- return undef;
- }
- }
- if ( $code eq '+' ) { $string = $p2; }
- else { return undef ; }
- }
-
- }
- if ($self->Debug) {
- my $dstring = $string;
- if ( $dstring =~ m[\d+\s+Login\s+]i) {
- $dstring =~
- s(\b(?:\Q$self->{Password}\E|\Q$self->{User}\E)\b)
- ('X' x length($self->{Password}))eg;
- }
- _debug $self, "Sending: $dstring\n" if $self->Debug;
- }
- my $total = 0;
- my $temperrs = 0;
- my $optimize = 0;
- my $maxwrite = 0;
- my $waittime = .02;
- my @last5writes = (1);
- $string = $self->Prewritemethod->($self,$string) if $self->Prewritemethod;
- _debug $self, "Sending: $string\n" if $self->Debug and $self->Prewritemethod;
-
- until ($total >= length($string)) {
- my $ret = 0;
- $!=0;
- $ret = syswrite(
- $self->Socket,
- $string,
- length($string)-$total,
- $total
- );
- $ret||=0;
- if ($! == &EAGAIN ) {
- if ( $self->{Maxtemperrors} !~ /^unlimited/i
- and $temperrs++ > ($self->{Maxtemperrors}||10)
- ) {
- $self->LastError("Persistent '${!}' errors\n");
- $self->_debug("Persistent '${!}' errors\n");
- return undef;
- }
- $optimize = 1;
- } else {
- # avoid infinite loops on syswrite error
- return undef unless(defined $ret);
- }
- # Optimization of wait time between syswrite calls
- # only runs if syscalls run too fast and fill the
- # buffer causing "EAGAIN: Resource Temp. Unavail" errors. The
- # premise is that $maxwrite will be approx. the same as
- # the smallest buffer between the sending and receiving side.
- # Waiting time between syscalls should ideally be exactly as
- # long as it takes the receiving side to empty that buffer,
- # minus a little bit to prevent it from
- # emptying completely and wasting time in the select call.
- if ($optimize) {
- $maxwrite = $ret if $maxwrite < $ret;
- push( @last5writes, $ret );
- shift( @last5writes ) if $#last5writes > 5;
- my $bufferavail = 0;
- $bufferavail += $_ for ( @last5writes );
- $bufferavail /= $#last5writes;
- # Buffer is staying pretty full;
- # we should increase the wait period
- # to reduce transmission overhead/number of packets sent
- if ( $bufferavail < .4 * $maxwrite ) {
- $waittime *= 1.3;
-
- # Buffer is nearly or totally empty;
- # we're wasting time in select
- # call that could be used to send data,
- # so reduce the wait period
- } elsif ( $bufferavail > .9 * $maxwrite ) {
- $waittime *= .5;
- }
- $self->_debug("Output buffer full; waiting $waittime seconds for relief\n");
- CORE::select(undef, undef, undef, $waittime);
- }
- if ( defined($ret) ) {
- $temperrs = 0 ;
- $total += $ret ;
- }
- }
- _debug $self,"Sent $total bytes\n" if $self->Debug;
- return $total;
- }
-
- # _read_line reads from the socket. It is called by:
- # append append_file authenticate connect _imap_command
- #
- # It is also re-implemented in:
- # message_to_file
- #
- # syntax: $output = $self->_readline( ( $literal_callback|undef ) , ( $output_callback|undef ) ) ;
- # Both input argument are optional, but if supplied must either be a filehandle, coderef, or undef.
- #
- # Returned argument is a reference to an array of arrays, ie:
- # $output = [
- # [ $index, 'OUTPUT'|'LITERAL', $output_line ] ,
- # [ $index, 'OUTPUT'|'LITERAL', $output_line ] ,
- # ... # etc,
- # ];
-
- sub _read_line {
- my $self = shift;
- my $sh = $self->Socket;
- my $literal_callback = shift;
- my $output_callback = shift;
-
- unless ($self->IsConnected and $self->Socket) {
- $self->LastError("NO Not connected.\n");
- carp "Not connected" if $^W;
- return undef;
- }
-
- my $iBuffer = "";
- my $oBuffer = [];
- my $count = 0;
- my $index = $self->_next_index($self->Transaction);
- my $rvec = my $ready = my $errors = 0;
- my $timeout = $self->Timeout;
-
- my $readlen = 1;
- my $fast_io = $self->Fast_io; # Remember setting to reduce future method calls
-
- if ( $fast_io ) {
-
- # set fcntl if necessary:
- exists $self->{_fcntl} or $self->Fast_io($fast_io);
- $readlen = $self->{Buffer}||4096;
- }
- until (
- # there's stuff in output buffer:
- scalar(@$oBuffer) and
-
- # the last thing there has cr-lf:
- $oBuffer->[-1][DATA] =~ /\x0d\x0a$/ and
-
- # that thing is an output line:
- $oBuffer->[-1][TYPE] eq "OUTPUT" and
-
- # and the input buffer has been MT'ed:
- $iBuffer eq ""
-
- ) {
- my $transno = $self->Transaction; # used below in several places
- if ($timeout) {
- vec($rvec, fileno($self->Socket), 1) = 1;
- my @ready = $self->{_select}->can_read($timeout) ;
- unless ( @ready ) {
- $self->LastError("Tag $transno: " .
- "Timeout after $timeout seconds " .
- "waiting for data from server\n");
- $self->_record($transno,
- [ $self->_next_index($transno),
- "ERROR",
- "$transno * NO Timeout after ".
- "$timeout seconds " .
- "during read from " .
- "server\x0d\x0a"
- ]
- );
- $self->LastError(
- "Timeout after $timeout seconds " .
- "during read from server\x0d\x0a"
- );
- return undef;
- }
- }
-
- local($^W) = undef; # Now quiet down warnings
-
- # read "$readlen" bytes (or less):
- # need to check return code from $self->_sysread
- # in case other end has shut down!!!
- my $ret = $self->_sysread( $sh, \$iBuffer, $readlen, length($iBuffer)) ;
- # $self->_debug("Read so far: $iBuffer<<END>>\n");
- if($timeout and ! defined($ret)) { # Blocking read error...
- my $msg = "Error while reading data from server: $!\x0d\x0a";
- $self->_record($transno,
- [ $self->_next_index($transno),
- "ERROR", "$transno * NO $msg "
- ]);
- $@ = "$msg";
- return undef;
- }
- elsif(defined($ret) and $ret == 0) { # Caught EOF...
- my $msg="Socket closed while reading data from server.\x0d\x0a";
- $self->_record($transno,
- [ $self->_next_index($transno),
- "ERROR", "$transno * NO $msg "
- ]);
- $@ = "$msg";
- return undef;
- }
- # successfully wrote to other end, keep going...
- $count += $ret;
- LINES: while ( $iBuffer =~ s/^(.*?\x0d?\x0a)// ) {
- my $current_line = $1;
-
- # $self->_debug("BUFFER: pulled from buffer: <BEGIN>${current_line}<END>\n" .
- # "and left with buffer contents of: <BEGIN>${iBuffer}<END>\n");
-
- LITERAL: if ($current_line =~ s/\{(\d+)\}\x0d\x0a$//) {
- # This part handles IMAP "Literals",
- # which according to rfc2060 look something like this:
- # [tag]|* BLAH BLAH {nnn}\r\n
- # [nnn bytes of literally transmitted stuff]
- # [part of line that follows literal data]\r\n
-
- # Set $len to be length of impending literal:
- my $len = $1 ;
-
- $self->_debug("LITERAL: received literal in line ".
- "$current_line of length $len; ".
- "attempting to ".
- "retrieve from the " . length($iBuffer) .
- " bytes in: $iBuffer<END_OF_iBuffer>\n");
-
- # Xfer up to $len bytes from front of $iBuffer to $litstring:
- my $litstring = substr($iBuffer, 0, $len);
- $iBuffer = substr($iBuffer, length($litstring),
- length($iBuffer) - length($litstring) ) ;
-
- # Figure out what's left to read (i.e. what part of
- # literal wasn't in buffer):
- my $remainder_count = $len - length($litstring);
- my $callback_value = "";
-
- if ( defined($literal_callback) ) {
- if ( $literal_callback =~ /GLOB/) {
- print $literal_callback $litstring ;
- $litstring = "";
- } elsif ($literal_callback =~ /CODE/ ) {
- # Don't do a thing
-
- } else {
- $self->LastError(
- ref($literal_callback) .
- " is an invalid callback type; " .
- "must be a filehandle or coderef\n"
- );
- }
-
-
- }
- if ($remainder_count > 0 and $timeout) {
- # If we're doing timeouts then here we set up select
- # and wait for data from the the IMAP socket.
- vec($rvec, fileno($self->Socket), 1) = 1;
- unless ( CORE::select( $ready = $rvec,
- undef,
- $errors = $rvec,
- $timeout)
- ) {
- # Select failed; that means bad news.
- # Better tell someone.
- $self->LastError("Tag " . $transno .
- ": Timeout waiting for literal data " .
- "from server\n");
- carp "Tag " . $transno .
- ": Timeout waiting for literal data " .
- "from server\n"
- if $self->Debug or $^W;
- return undef;
- }
- }
-
- fcntl($sh, F_SETFL, $self->{_fcntl})
- if $fast_io and defined($self->{_fcntl});
- while ( $remainder_count > 0 ) { # As long as not done,
- $self->_debug("Still need $remainder_count to " .
- "complete literal string\n");
- my $ret = $self->_sysread( # bytes read
- $sh, # IMAP handle
- \$litstring, # place to read into
- $remainder_count, # bytes left to read
- length($litstring) # offset to read into
- ) ;
- $self->_debug("Received ret=$ret and buffer = " .
- "\n$litstring<END>\nwhile processing LITERAL\n");
- if ( $timeout and !defined($ret)) { # possible timeout
- $self->_record($transno, [
- $self->_next_index($transno),
- "ERROR",
- "$transno * NO Error reading data " .
- "from server: $!\n"
- ]
- );
- return undef;
- } elsif ( $ret == 0 and eof($sh) ) {
- $self->_record($transno, [
- $self->_next_index($transno),
- "ERROR",
- "$transno * ".
- "BYE Server unexpectedly " .
- "closed connection: $!\n"
- ]
- );
- $self->State(Unconnected);
- return undef;
- }
- # decrement remaining bytes by amt read:
- $remainder_count -= $ret;
-
- if ( length($litstring) > $len ) {
- # copy the extra struff into the iBuffer:
- $iBuffer = substr(
- $litstring,
- $len,
- length($litstring) - $len
- );
- $litstring = substr($litstring, 0, $len) ;
- }
-
- if ( defined($literal_callback) ) {
- if ( $literal_callback =~ /GLOB/ ) {
- print $literal_callback $litstring;
- $litstring = "";
- }
- }
-
- }
- $literal_callback->($litstring)
- if defined($litstring) and
- $literal_callback =~ /CODE/;
-
- $self->Fast_io($fast_io) if $fast_io;
-
- # Now let's make sure there are no IMAP server output lines
- # (i.e. [tag|*] BAD|NO|OK Text) embedded in the literal string
- # (There shouldn't be but I've seen it done!), but only if
- # EnableServerResponseInLiteral is set to true
-
- my $embedded_output = 0;
- my $lastline = ( split(/\x0d?\x0a/,$litstring))[-1]
- if $litstring;
-
- if ( $self->EnableServerResponseInLiteral and
- $lastline and
- $lastline =~ /^(?:\*|(\d+))\s(BAD|NO|OK)/i
- ) {
- $litstring =~ s/\Q$lastline\E\x0d?\x0a//;
- $embedded_output++;
-
- $self->_debug("Got server output mixed in " .
- "with literal: $lastline\n"
- ) if $self->Debug;
-
- }
- # Finally, we need to stuff the literal onto the
- # end of the oBuffer:
- push @$oBuffer, [ $index++, "OUTPUT" , $current_line],
- [ $index++, "LITERAL", $litstring ];
- push @$oBuffer, [ $index++, "OUTPUT", $lastline ]
- if $embedded_output;
-
- } else {
- push @$oBuffer, [ $index++, "OUTPUT" , $current_line ];
- }
-
- }
- #$self->_debug("iBuffer is now: $iBuffer<<END OF BUFFER>>\n");
- }
- # _debug $self, "Buffer is now $buffer\n";
- _debug $self, "Read: " . join("",map {$_->[DATA]} @$oBuffer) ."\n"
- if $self->Debug;
- return scalar(@$oBuffer) ? $oBuffer : undef ;
- }
-
- sub _sysread {
- my $self = shift @_;
- if ( exists $self->{Readmethod} ) {
- return $self->Readmethod->($self,@_) ;
- } else {
- my($handle,$buffer,$count,$offset) = @_;
- return sysread( $handle, $$buffer, $count, $offset);
- }
- }
-
- =begin obsolete
-
- sub old_read_line {
- my $self = shift;
- my $sh = $self->Socket;
- my $literal_callback = shift;
- my $output_callback = shift;
-
- unless ($self->IsConnected and $self->Socket) {
- $self->LastError("NO Not connected.\n");
- carp "Not connected" if $^W;
- return undef;
- }
-
- my $iBuffer = "";
- my $oBuffer = [];
- my $count = 0;
- my $index = $self->_next_index($self->Transaction);
- my $rvec = my $ready = my $errors = 0;
- my $timeout = $self->Timeout;
-
- my $readlen = 1;
- my $fast_io = $self->Fast_io; # Remember setting to reduce future method calls
-
- if ( $fast_io ) {
-
- # set fcntl if necessary:
- exists $self->{_fcntl} or $self->Fast_io($fast_io);
- $readlen = $self->{Buffer}||4096;
- }
- until (
- # there's stuff in output buffer:
- scalar(@$oBuffer) and
-
- # the last thing there has cr-lf:
- $oBuffer->[-1][DATA] =~ /\x0d\x0a$/ and
-
- # that thing is an output line:
- $oBuffer->[-1][TYPE] eq "OUTPUT" and
-
- # and the input buffer has been MT'ed:
- $iBuffer eq ""
-
- ) {
- my $transno = $self->Transaction; # used below in several places
- if ($timeout) {
- vec($rvec, fileno($self->Socket), 1) = 1;
- my @ready = $self->{_select}->can_read($timeout) ;
- unless ( @ready ) {
- $self->LastError("Tag $transno: " .
- "Timeout after $timeout seconds " .
- "waiting for data from server\n");
- $self->_record($transno,
- [ $self->_next_index($transno),
- "ERROR",
- "$transno * NO Timeout after ".
- "$timeout seconds " .
- "during read from " .
- "server\x0d\x0a"
- ]
- );
- $self->LastError(
- "Timeout after $timeout seconds " .
- "during read from server\x0d\x0a"
- );
- return undef;
- }
- }
-
- local($^W) = undef; # Now quiet down warnings
-
- # read "$readlen" bytes (or less):
- # need to check return code from sysread in case other end has shut down!!!
- my $ret = sysread( $sh, $iBuffer, $readlen, length($iBuffer)) ;
- # $self->_debug("Read so far: $iBuffer<<END>>\n");
- if($timeout and ! defined($ret)) { # Blocking read error...
- my $msg = "Error while reading data from server: $!\x0d\x0a";
- $self->_record($transno,
- [ $self->_next_index($transno),
- "ERROR", "$transno * NO $msg "
- ]);
- $@ = "$msg";
- return undef;
- }
- elsif(defined($ret) and $ret == 0) { # Caught EOF...
- my $msg="Socket closed while reading data from server.\x0d\x0a";
- $self->_record($transno,
- [ $self->_next_index($transno),
- "ERROR", "$transno * NO $msg "
- ]);
- $@ = "$msg";
- return undef;
- }
- # successfully wrote to other end, keep going...
- $count += $ret;
- LINES: while ( $iBuffer =~ s/^(.*?\x0d?\x0a)// ) {
- my $current_line = $1;
-
- # $self->_debug("BUFFER: pulled from buffer: <BEGIN>${current_line}<END>\n" .
- # "and left with buffer contents of: <BEGIN>${iBuffer}<END>\n");
-
- LITERAL: if ($current_line =~ s/\{(\d+)\}\x0d\x0a$//) {
- # This part handles IMAP "Literals", which according to rfc2060 look something like this:
- # [tag]|* BLAH BLAH {nnn}\r\n
- # [nnn bytes of literally transmitted stuff]
- # [part of line that follows literal data]\r\n
-
- # Set $len to be length of impending literal:
- my $len = $1 ;
-
- $self->_debug("LITERAL: received literal in line $current_line of length $len; ".
- "attempting to ".
- "retrieve from the " . length($iBuffer) . " bytes in: $iBuffer<END_OF_iBuffer>\n");
-
- # Transfer up to $len bytes from front of $iBuffer to $litstring:
- my $litstring = substr($iBuffer, 0, $len);
- $iBuffer = substr($iBuffer, length($litstring), length($iBuffer) - length($litstring) ) ;
-
- # Figure out what's left to read (i.e. what part of literal wasn't in buffer):
- my $remainder_count = $len - length($litstring);
- my $callback_value = "";
-
- if ( defined($literal_callback) ) {
- if ( $literal_callback =~ /GLOB/) {
- print $literal_callback $litstring ;
- $litstring = "";
- } elsif ($literal_callback =~ /CODE/ ) {
- # Don't do a thing
-
- } else {
- $self->LastError(
- ref($literal_callback) .
- " is an invalid callback type; must be a filehandle or coderef"
- );
- }
-
-
- }
- if ($remainder_count > 0 and $timeout) {
- # If we're doing timeouts then here we set up select and wait for data from the
- # the IMAP socket.
- vec($rvec, fileno($self->Socket), 1) = 1;
- unless ( CORE::select( $ready = $rvec,
- undef,
- $errors = $rvec,
- $timeout)
- ) {
- # Select failed; that means bad news.
- # Better tell someone.
- $self->LastError("Tag " . $transno .
- ": Timeout waiting for literal data " .
- "from server\n");
- carp "Tag " . $transno .
- ": Timeout waiting for literal data " .
- "from server\n"
- if $self->Debug or $^W;
- return undef;
- }
- }
-
- fcntl($sh, F_SETFL, $self->{_fcntl})
- if $fast_io and defined($self->{_fcntl});
- while ( $remainder_count > 0 ) { # As long as not done,
-
- my $ret = sysread( # bytes read
- $sh, # IMAP handle
- $litstring, # place to read into
- $remainder_count, # bytes left to read
- length($litstring) # offset to read into
- ) ;
- if ( $timeout and !defined($ret)) { # possible timeout
- $self->_record($transno, [
- $self->_next_index($transno),
- "ERROR",
- "$transno * NO Error reading data " .
- "from server: $!\n"
- ]
- );
- return undef;
- } elsif ( $ret == 0 and eof($sh) ) {
- $self->_record($transno, [
- $self->_next_index($transno),
- "ERROR",
- "$transno * ".
- "BYE Server unexpectedly " .
- "closed connection: $!\n"
- ]
- );
- $self->State(Unconnected);
- return undef;
- }
- # decrement remaining bytes by amt read:
- $remainder_count -= $ret;
-
- if ( defined($literal_callback) ) {
- if ( $literal_callback =~ /GLOB/ ) {
- print $literal_callback $litstring;
- $litstring = "";
- }
- }
-
- }
- $literal_callback->($litstring)
- if defined($litstring) and
- $literal_callback =~ /CODE/;
-
- $self->Fast_io($fast_io) if $fast_io;
-
- # Now let's make sure there are no IMAP server output lines
- # (i.e. [tag|*] BAD|NO|OK Text) embedded in the literal string
- # (There shouldn't be but I've seen it done!), but only if
- # EnableServerResponseInLiteral is set to true
-
- my $embedded_output = 0;
- my $lastline = ( split(/\x0d?\x0a/,$litstring))[-1]
- if $litstring;
-
- if ( $self->EnableServerResponseInLiteral and
- $lastline and
- $lastline =~ /^(?:\*|(\d+))\s(BAD|NO|OK)/i
- ) {
- $litstring =~ s/\Q$lastline\E\x0d?\x0a//;
- $embedded_output++;
-
- $self->_debug("Got server output mixed in " .
- "with literal: $lastline\n"
- ) if $self->Debug;
-
- }
- # Finally, we need to stuff the literal onto the
- # end of the oBuffer:
- push @$oBuffer, [ $index++, "OUTPUT" , $current_line],
- [ $index++, "LITERAL", $litstring ];
- push @$oBuffer, [ $index++, "OUTPUT", $lastline ]
- if $embedded_output;
-
- } else {
- push @$oBuffer, [ $index++, "OUTPUT" , $current_line ];
- }
-
- }
- #$self->_debug("iBuffer is now: $iBuffer<<END OF BUFFER>>\n");
- }
- # _debug $self, "Buffer is now $buffer\n";
- _debug $self, "Read: " . join("",map {$_->[DATA]} @$oBuffer) ."\n"
- if $self->Debug;
- return scalar(@$oBuffer) ? $oBuffer : undef ;
- }
-
- =end obsolete
-
- =cut
-
-
- sub Report {
- my $self = shift;
- # $self->_debug( "Dumper: " . Data::Dumper::Dumper($self) .
- # "\nReporting on following keys: " . join(", ",keys %{$self->{'History'}}). "\n");
- return map {
- map { $_->[DATA] } @{$self->{"History"}{$_}}
- } sort { $a <=> $b } keys %{$self->{"History"}}
- ;
- }
-
-
- sub Results {
- my $self = shift ;
- my $transaction = shift||$self->Count;
-
- return wantarray ?
- map {$_->[DATA] } @{$self->{"History"}{$transaction}} :
- [ map {$_->[DATA] } @{$self->{"History"}{$transaction}} ] ;
- }
-
-
- sub LastIMAPCommand {
- my @a = map { $_->[DATA] } @{$_[0]->{"History"}{$_[1]||$_[0]->Transaction}};
- return shift @a;
- }
-
-
- sub History {
- my @a = map { $_->[DATA] } @{$_[0]->{"History"}{$_[1]||$_[0]->Transaction}};
- shift @a;
- return wantarray ? @a : \@a ;
-
- }
-
- sub Escaped_results {
- my @a;
- foreach my $line (@{$_[0]->{"History"}{$_[1]||$_[0]->Transaction}} ) {
- if ( defined($line) and $_[0]->_is_literal($line) ) {
- $line->[DATA] =~ s/([\\\(\)"\x0d\x0a])/\\$1/g ;
- push @a, qq("$line->[DATA]");
- } else {
- push @a, $line->[DATA] ;
- }
- }
- # $a[0] is the ALWAYS the command ; I make sure of that in _imap_command
- shift @a;
- return wantarray ? @a : \@a ;
- }
-
- sub Unescape {
- shift @_ if $_[1];
- my $whatever = shift;
- $whatever =~ s/\\([\\\(\)"\x0d\x0a])/$1/g if defined $whatever;
- return $whatever;
- }
-
- sub logout {
- my $self = shift;
- my $string = "LOGOUT";
- $self->_imap_command($string) ;
- $self->{Folders} = undef;
- $self->{_IMAP4REV1} = undef;
- eval {$self->Socket->close if defined($self->Socket)} ;
- $self->{Socket} = undef;
- $self->State(Unconnected);
- return $self;
- }
-
- sub folders {
- my $self = shift;
- my $what = shift ;
- return wantarray ? @{$self->{Folders}} :
- $self->{Folders}
- if ref($self->{Folders}) and !$what;
-
- my @folders ;
- my @list = $self->list(undef,( $what? "$what" . $self->separator($what) . "*" : undef ) );
- push @list, $self->list(undef, $what) if $what and $self->exists($what) ;
- # my @list =
- # foreach (@list) { $self->_debug("Pushing $_\n"); }
- my $m;
-
- for ($m = 0; $m < scalar(@list); $m++ ) {
- # $self->_debug("Folders: examining $list[$m]\n");
-
- if ($list[$m] && $list[$m] !~ /\x0d\x0a$/ ) {
- $self->_debug("folders: concatenating $list[$m] and " . $list[$m+1] . "\n") ;
- $list[$m] .= $list[$m+1] ;
- $list[$m+1] = "";
- $list[$m] .= "\x0d\x0a" unless $list[$m] =~ /\x0d\x0a$/;
- }
-
-
-
- push @folders, $1||$2
- if $list[$m] =~
- / ^\*\s+LIST # * LIST
- \s+\([^\)]*\)\s+ # (Flags)
- (?:"[^"]*"|NIL)\s+ # "delimiter" or NIL
- (?:"([^"]*)"|(.*))\x0d\x0a$ # Name or "Folder name"
- /ix;
- $folders[-1] = '"' . $folders[-1] . '"'
- if $1 and !$self->exists($folders[-1]) ;
- # $self->_debug("folders: line $list[$m]: 1=$1 and 2=$2\n");
- }
-
- # for my $f (@folders) { $f =~ s/^\\FOLDER LITERAL:://;}
- my @clean = (); my %memory = ();
- foreach my $f (@folders) { push @clean, $f unless $memory{$f}++ }
- $self->{Folders} = \@clean unless $what;
-
- return wantarray ? @clean : \@clean ;
- }
-
-
- sub exists {
- my ($self,$what) = (shift,shift);
- return $self if $self->STATUS($self->Massage($what),"(MESSAGES)");
- return undef;
- }
-
- # Updated to handle embedded literal strings
- sub get_bodystructure {
- my($self,$msg) = @_;
- unless ( eval {require Mail::IMAPClient::BodyStructure ; 1 } ) {
- $self->LastError("Unable to use get_bodystructure: $@\n");
- return undef;
- }
- my @out = $self->fetch($msg,"BODYSTRUCTURE");
- my $bs = "";
- my $output = grep(
- /BODYSTRUCTURE \(/i, @out # Wee! ;-)
- );
- if ( $output =~ /\r\n$/ ) {
- eval { $bs = Mail::IMAPClient::BodyStructure->new( $output )};
- } else {
- $self->_debug("get_bodystructure: reassembling original response\n");
- my $start = 0;
- foreach my $o (@{$self->{"History"}{$self->Transaction}}) {
- next unless $self->_is_output_or_literal($o);
- $self->_debug("o->[DATA] is ".$o->[DATA]."\n");
- next unless $start or
- $o->[DATA] =~ /BODYSTRUCTURE \(/i and ++$start; # Hi, vi! ;-)
- if ( length($output) and $self->_is_literal($o) ) {
- my $data = $o->[DATA];
- $data =~ s/"/\\"/g;
- $data =~ s/\(/\\\(/g;
- $data =~ s/\)/\\\)/g;
- $output .= '"'.$data.'"';
- } else {
- $output .= $o->[DATA] ;
- }
- $self->_debug("get_bodystructure: reassembled output=$output<END>\n");
- }
- eval { $bs = Mail::IMAPClient::BodyStructure->new( $output )};
- }
- $self->_debug("get_bodystructure: msg $msg returns this ref: ".
- ( $bs ? " $bs" : " UNDEF" )
- ."\n");
- return $bs;
- }
-
- # Updated to handle embedded literal strings
- sub get_envelope {
- my($self,$msg) = @_;
- unless ( eval {require Mail::IMAPClient::BodyStructure ; 1 } ) {
- $self->LastError("Unable to use get_envelope: $@\n");
- return undef;
- }
- my @out = $self->fetch($msg,"ENVELOPE");
- my $bs = "";
- my $output = grep(
- /ENVELOPE \(/i, @out # Wee! ;-)
- );
- if ( $output =~ /\r\n$/ ) {
- eval {
- $bs = Mail::IMAPClient::BodyStructure::Envelope->new($output)
- };
- } else {
- $self->_debug("get_envelope: " .
- "reassembling original response\n");
- my $start = 0;
- foreach my $o (@{$self->{"History"}{$self->Transaction}}) {
- next unless $self->_is_output_or_literal($o);
- $self->_debug("o->[DATA] is ".$o->[DATA]."\n");
- next unless $start or
- $o->[DATA] =~ /ENVELOPE \(/i and ++$start;
- # Hi, vi! ;-)
- if ( length($output) and $self->_is_literal($o) ) {
- my $data = $o->[DATA];
- $data =~ s/"/\\"/g;
- $data =~ s/\(/\\\(/g;
- $data =~ s/\)/\\\)/g;
- $output .= '"'.$data.'"';
- } else {
- $output .= $o->[DATA] ;
- }
- $self->_debug("get_envelope: " .
- "reassembled output=$output<END>\n");
- }
- eval {
- $bs=Mail::IMAPClient::BodyStructure::Envelope->new($output)
- };
- }
- $self->_debug("get_envelope: msg $msg returns this ref: ".
- ( $bs ? " $bs" : " UNDEF" )
- ."\n");
- return $bs;
- }
-
- =begin obsolete
-
- sub old_get_envelope {
- my($self,$msg) = @_;
- unless ( eval {require Mail::IMAPClient::BodyStructure ; 1 } ) {
- $self->LastError("Unable to use get_envelope: $@\n");
- return undef;
- }
- my $bs = "";
- my @out = $self->fetch($msg,"ENVELOPE");
- my $output = grep(
- /ENVELOPE \(/i, @out # Wee! ;-)
- );
- if ( $output =~ /\r\n$/ ) {
- eval { $bs = Mail::IMAPClient::BodyStructure::Envelope->new( $output )};
- } else {
- $self->_debug("get_envelope: reassembling original response\n");
- my $start = 0;
- foreach my $o (@{$self->{"History"}{$self->Transaction}}) {
- next unless $self->_is_output_or_literal($o);
- $self->_debug("o->[DATA] is ".$o->[DATA]."\n");
- next unless $start or
- $o->[DATA] =~ /ENVELOPE \(/i and ++$start; # Hi, vi! ;-)
- if ( length($output) and $self->_is_literal($o) ) {
- my $data = $o->[DATA];
- $data =~ s/"/\\"/g;
- $data =~ s/\(/\\\(/g;
- $data =~ s/\)/\\\)/g;
- $output .= '"'.$data.'"';
- } else {
- $output .= $o->[DATA] ;
- }
- }
- $self->_debug("get_envelope: reassembled output=$output<END>\n");
- eval { $bs = Mail::IMAPClient::BodyStructure->new( $output )};
- }
- $self->_debug("get_envelope: msg $msg returns this ref: ".
- ( $bs ? " $bs" : " UNDEF" )
- ."\n");
- return $bs;
- }
-
- =end obsolete
-
- =cut
-
-
- sub fetch {
-
- my $self = shift;
- my $what = shift||"ALL";
- #ref($what) and $what = join(",",@$what);
- if ( $what eq 'ALL' ) {
- $what = $self->Range($self->messages );
- } elsif (ref($what) or $what =~ /^[,:\d]+\w*$/) {
- $what = $self->Range($what);
- }
- $self->_imap_command( ( $self->Uid ? "UID " : "" ) .
- "FETCH $what" . ( @_ ? " " . join(" ",@_) : '' )
- ) or return undef;
- return wantarray ? $self->History($self->Count) :
- [ map { $_->[DATA] } @{$self->{'History'}{$self->Count}} ];
-
- }
-
-
- sub fetch_hash {
- my $self = shift;
- my $hash = ref($_[-1]) ? pop @_ : {};
- my @words = @_;
- for (@words) {
- s/([\( ])FAST([\) ])/${1}FLAGS INTERNALDATE RFC822\.SIZE$2/i ;
- s/([\( ])FULL([\) ])/${1}FLAGS INTERNALDATE RFC822\.SIZE ENVELOPE BODY$2/i ;
- }
- my $msgref = scalar($self->messages);
- my $output = scalar($self->fetch($msgref,"(" . join(" ",@_) . ")"))
- ; # unless grep(/\b(?:FAST|FULL)\b/i,@words);
- my $x;
- for ($x = 0; $x <= $#$output ; $x++) {
- my $entry = {};
- my $l = $output->[$x];
- if ($self->Uid) {
- my($uid) = $l =~ /\((?:.* )?UID (\d+).*\)/i;
- next unless $uid;
- if ( exists $hash->{$uid} ) {
- $entry = $hash->{$uid} ;
- } else {
- $hash->{$uid} ||= $entry;
- }
- } else {
- my($mid) = $l =~ /^\* (\d+) FETCH/i;
- next unless $mid;
- if ( exists $hash->{$mid} ) {
- $entry = $hash->{$mid} ;
- } else {
- $hash->{$mid} ||= $entry;
- }
- }
-
- foreach my $w (@words) {
- if ( $l =~ /\Q$w\E\s*$/i ) {
- $entry->{$w} = $output->[$x+1];
- $entry->{$w} =~ s/(?:\x0a?\x0d)+$//g;
- chomp $entry->{$w};
- } else {
- $l =~ /\( # open paren followed by ...
- (?:.*\s)? # ...optional stuff and a space
- \Q$w\E\s # escaped fetch field<sp>
- (?:" # then: a dbl-quote
- (\\.| # then bslashed anychar(s) or ...
- [^"]+) # ... nonquote char(s)
- "| # then closing quote; or ...
- \( # ...an open paren
- (\\.| # then bslashed anychar or ...
- [^\)]+) # ... non-close-paren char
- \)| # then closing paren; or ...
- (\S+)) # unquoted string
- (?:\s.*)? # possibly followed by space-stuff
- \) # close paren
- /xi;
- $entry->{$w}=defined($1)?$1:defined($2)?$2:$3;
- }
- }
- }
- return wantarray ? %$hash : $hash;
- }
- sub AUTOLOAD {
-
- my $self = shift;
- return undef if $Mail::IMAPClient::AUTOLOAD =~ /DESTROY$/;
- delete $self->{Folders} ;
- my $autoload = $Mail::IMAPClient::AUTOLOAD;
- $autoload =~ s/.*:://;
- if (
- $^W
- and $autoload =~ /^[a-z]+$/
- and $autoload !~
- /^ (?:
- store |
- copy |
- subscribe|
- create |
- delete |
- close |
- expunge
- )$
- /x
- ) {
- carp "$autoload is all lower-case. " .
- "May conflict with future methods. " .
- "Change method name to be mixed case or all upper case to ensure " .
- "upward compatability"
- }
- if (scalar(@_)) {
- my @a = @_;
- if (
- $autoload =~
- /^(?:subscribe|delete|myrights)$/i
- ) {
- $a[-1] = $self->Massage($a[-1]) ;
- } elsif (
- $autoload =~
- /^(?:create)$/i
- ) {
- $a[0] = $self->Massage($a[0]) ;
- } elsif (
- $autoload =~ /^(?:store|copy)$/i
- ) {
- $autoload = "UID $autoload"
- if $self->Uid;
- } elsif (
- $autoload =~ /^(?:expunge)$/i and defined($_[0])
- ) {
- my $old;
- if ( $_[0] ne $self->Folder ) {
- $old = $self->Folder; $self->select($_[0]);
- }
- my $succ = $self->_imap_command(qq/$autoload/) ;
- $self->select($old);
- return undef unless $succ;
- return wantarray ? $self->History($self->Count) :
- map {$_->[DATA]}@{$self->{'History'}{$self->Count}} ;
-
- }
- $self->_debug("Autoloading: $autoload " . ( @a ? join(" ",@a):"" ) ."\n" )
- if $self->Debug;
- return undef
- unless $self->_imap_command(
- qq/$autoload/ . ( @a ? " " . join(" ",@a) : "" )
- ) ;
- } else {
- $self->Folder(undef) if $autoload =~ /^(?:close)/i ;
- $self->_imap_command(qq/$autoload/) or return undef;
- }
- return wantarray ? $self->History($self->Count) :
- [map {$_->[DATA] } @{$self->{'History'}{$self->Count}}] ;
-
- }
-
- sub rename {
- my $self = shift;
- my ($from, $to) = @_;
- local($_);
- if ($from =~ /^"(.*)"$/) {
- $from = $1 unless $self->exists($from);
- $from =~ s/"/\\"/g;
- }
- if ($to =~ /^"(.*)"$/) {
- $to = $1 unless $self->exists($from) and $from =~ /^".*"$/;
- $to =~ s/"/\\"/g;
- }
- $self->_imap_command(qq(RENAME "$from" "$to")) or return undef;
- return $self;
- }
-
- sub status {
-
- my $self = shift;
- my $box = shift ;
- return undef unless defined($box);
- $box = $self->Massage($box);
- my @pieces = @_;
- $self->_imap_command("STATUS $box (". (join(" ",@_)||'MESSAGES'). ")") or return undef;
- return wantarray ? $self->History($self->Count) :
- [map{$_->[DATA]}@{$self->{'History'}{$self->Count}}];
-
- }
-
-
- # Can take a list of messages now.
- # If a single message, returns array or ref to array of flags
- # If a ref to array of messages, returns a ref to hash of msgid => flag arr
- # See parse_headers for more information
- # 2000-03-22 Adrian Smith (adrian.smith@ucpag.com)
-
- sub flags {
- my $self = shift;
- my $msgspec = shift;
- my $flagset = {};
- my $msg;
- my $u_f = $self->Uid;
-
- # Determine if set of messages or just one
- if (ref($msgspec) eq 'ARRAY' ) {
- $msg = $self->Range($msgspec) ;
- } elsif ( !ref($msgspec) ) {
- $msg = $msgspec;
- if ( scalar(@_) ) {
- $msgspec = $self->Range($msg) ;
- $msgspec += $_ for (@_);
- $msg = $msgspec;
- }
- } elsif ( ref($msgspec) =~ /MessageSet/ ) {
- if ( scalar(@_) ) {
- $msgspec += $_ for @_;
- }
- } else {
- $self->LastError("Invalid argument passed to fetch.\n");
- return undef;
- }
-
- # Send command
- unless ( $self->fetch($msg,"FLAGS") ) {
- return undef;
- }
-
- # Parse results, setting entry in result hash for each line
- foreach my $resultline ($self->Results) {
- $self->_debug("flags: line = '$resultline'\n") ;
- if ( $resultline =~
- /\*\s+(\d+)\s+FETCH\s+ # * nnn FETCH
- \( # open-paren
- (?:\s?UID\s(\d+)\s?)? # optional: UID nnn <space>
- FLAGS\s?\((.*)\)\s? # FLAGS (\Flag1 \Flag2) <space>
- (?:\s?UID\s(\d+))? # optional: UID nnn
- \) # close-paren
- /x
- ) {
- { local($^W=0);
- $self->_debug("flags: line = '$resultline' " .
- "and 1,2,3,4 = $1,$2,$3,$4\n")
- if $self->Debug;
- }
- my $mailid = $u_f ? ( $2||$4) : $1;
- my $flagsString = $3 ;
- my @flags = map { s/\s+$//; $_ } split(/\s+/, $flagsString);
- $flagset->{$mailid} = \@flags;
- }
- }
-
- # Did the guy want just one response? Return it if so
- unless (ref($msgspec) ) {
- my $flagsref = $flagset->{$msgspec};
- return wantarray ? @$flagsref : $flagsref;
- }
-
- # Or did he want a hash from msgid to flag array?
- return $flagset;
- }
-
- # parse_headers modified to allow second param to also be a
- # reference to a list of numbers. If this is a case, the headers
- # are read from all the specified messages, and a reference to
- # an hash of mail numbers to references to hashes, are returned.
- # I found, with a mailbox of 300 messages, this was
- # *significantly* faster against our mailserver (< 1 second
- # vs. 20 seconds)
- #
- # 2000-03-22 Adrian Smith (adrian.smith@ucpag.com)
-
- sub parse_headers {
- my($self,$msgspec,@fields) = @_;
- my(%fieldmap) = map { ( lc($_),$_ ) } @fields;
- my $msg; my $string; my $field;
-
- # Make $msg a comma separated list, of messages we want
- if (ref($msgspec) eq 'ARRAY') {
- #$msg = join(',', @$msgspec);
- $msg = $self->Range($msgspec);
- } else {
- $msg = $msgspec;
- }
-
- if ($fields[0] =~ /^[Aa][Ll]{2}$/ ) {
-
- $string = "$msg body" .
- # use ".peek" if Peek parameter is a) defined and true,
- # or b) undefined, but not if it's defined and untrue:
-
- ( defined($self->Peek) ?
- ( $self->Peek ? ".peek" : "" ) :
- ".peek"
- ) . "[header]" ;
-
- } else {
- $string = "$msg body" .
- # use ".peek" if Peek parameter is a) defined and true, or
- # b) undefined, but not if it's defined and untrue:
-
- ( defined($self->Peek) ?
- ( $self->Peek ? ".peek" : "" ) :
- ".peek"
- ) . "[header.fields (" . join(" ",@fields) . ')]' ;
- }
-
- my @raw=$self->fetch( $string ) or return undef;
-
- my $headers = {}; # hash from message ids to header hash
- my $h = 0; # reference to hash of current msgid, or 0 between msgs
-
- for my $header (map { split(/(?:\x0d\x0a)/,$_) } @raw) {
- local($^W) = undef;
- if ( $header =~ /^\*\s+\d+\s+FETCH\s+\(.*BODY\[HEADER(?:\]|\.FIELDS)/i) {
- if ($self->Uid) {
- if ( my($msgid) = $header =~ /UID\s+(\d+)/ ) {
- $h = {};
- $headers->{$msgid} = $h;
- } else {
- $h = {};
- }
- } else {
- if ( my($msgid) = $header =~ /^\*\s+(\d+)/ ) {
- #start of new message header:
- $h = {};
- $headers->{$msgid} = $h;
- }
- }
- }
- next if $header =~ /^\s+$/;
-
- # ( for vi
- if ($header =~ /^\)/) { # end of this message
- $h = 0; # set to be between messages
- next;
- }
- # check for '<optional_white_space>UID<white_space><UID_number><optional_white_space>)'
- # when parsing headers by UID.
- if ($self->Uid and my($msgid) = $header =~ /^\s*UID\s+(\d+)\s*\)/) {
- $headers->{$msgid} = $h; # store in results against this message
- $h = 0; # set to be between messages
- next;
- }
-
- if ($h != 0) { # do we expect this to be a header?
- my $hdr = $header;
- chomp $hdr;
- $hdr =~ s/\r$//;
- if ($hdr =~ s/^(\S+):\s*//) {
- $field = exists $fieldmap{lc($1)} ? $fieldmap{lc($1)} : $1 ;
- push @{$h->{$field}} , $hdr ;
- } elsif ($hdr =~ s/^.*FETCH\s\(.*BODY\[HEADER\.FIELDS.*\)\]\s(\S+):\s*//) {
- $field = exists $fieldmap{lc($1)} ? $fieldmap{lc($1)} : $1 ;
- push @{$h->{$field}} , $hdr ;
- } elsif ( ref($h->{$field}) eq 'ARRAY') {
-
- $hdr =~ s/^\s+/ /;
- $h->{$field}[-1] .= $hdr ;
- }
- }
- }
- my $candump = 0;
- if ($self->Debug) {
- eval {
- require Data::Dumper;
- Data::Dumper->import;
- };
- $candump++ unless $@;
- }
- # if we asked for one message, just return its hash,
- # otherwise, return hash of numbers => header hash
- # if (ref($msgspec) eq 'ARRAY') {
- if (ref($msgspec) ) {
- #_debug $self,"Structure from parse_headers:\n",
- # Dumper($headers)
- # if $self->Debug;
- return $headers;
- } else {
- #_debug $self, "Structure from parse_headers:\n",
- # Dumper($headers->{$msgspec})
- # if $self->Debug;
- return $headers->{$msgspec};
- }
- }
-
- sub subject { return $_[0]->get_header($_[1],"Subject") }
- sub date { return $_[0]->get_header($_[1],"Date") }
- sub rfc822_header { get_header(@_) }
-
- sub get_header {
- my($self , $msg, $header ) = @_;
- my $val = 0;
- eval { $val = $self->parse_headers($msg,$header)->{$header}[0] };
- return defined($val)? $val : undef;
- }
-
- sub recent_count {
- my ($self, $folder) = (shift, shift);
-
- $self->status($folder, 'RECENT') or return undef;
-
- chomp(my $r = ( grep { s/\*\s+STATUS\s+.*\(RECENT\s+(\d+)\s*\)/$1/ }
- $self->History($self->Transaction)
- )[0]);
-
- $r =~ s/\D//g;
-
- return $r;
- }
-
- sub message_count {
-
- my ($self, $folder) = (shift, shift);
- $folder ||= $self->Folder;
-
- $self->status($folder, 'MESSAGES') or return undef;
- foreach my $result (@{$self->{"History"}{$self->Transaction}}) {
- return $1 if $result->[DATA] =~ /\(MESSAGES\s+(\d+)\s*\)/ ;
- }
-
- return undef;
-
- }
-
- {
- for my $datum (
- qw( recent seen
- unseen messages
- )
- ) {
- no strict 'refs';
- *$datum = sub {
- my $self = shift;
- #my @hits;
-
- #my $hits = $self->search($datum eq "messages" ? "ALL" : "$datum")
- # or return undef;
- #print "Received $hits from search and array context flag is ",
- # wantarry,"\n";
- #if ( scalar(@$hits) ) {
- # return wantarray ? @$hits : $hits ;
- #}
- return $self->search($datum eq "messages" ? "ALL" : "$datum") ;
-
-
- };
- }
- }
- {
- for my $datum (
- qw( sentbefore sentsince senton
- since before on
- )
- ) {
- no strict 'refs';
- *$datum = sub {
-
- my($self,$time) = (shift,shift);
-
- my @hits; my $imapdate;
- my @mnt = qw{ Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec};
-
- if ( $time =~ /\d\d-\D\D\D-\d\d\d\d/ ) {
- $imapdate = $time;
- } elsif ( $time =~ /^\d+$/ ) {
- my @ltime = localtime($time);
- $imapdate = sprintf( "%2.2d-%s-%4.4d",
- $ltime[3], $mnt[$ltime[4]], $ltime[5] + 1900);
- } else {
- $self->LastError("Invalid date format supplied to '$datum' method.");
- return undef;
- }
- $self->_imap_command( ($self->Uid ? "UID " : "") . "SEARCH $datum $imapdate")
- or return undef;
- my @results = $self->History($self->Count) ;
-
- for my $r (@results) {
-
- chomp $r;
- $r =~ s/\r$//;
- $r =~ s/^\*\s+SEARCH\s+//i or next;
- push @hits, grep(/\d/,(split(/\s+/,$r)));
- _debug $self, "Hits are now: ",join(',',@hits),"\n" if $self->Debug;
- }
-
- return wantarray ? @hits : \@hits;
- }
- }
- }
-
- sub or {
-
- my $self = shift ;
- my @what = @_;
- my @hits;
-
- if ( scalar(@what) < 2 ) {
- $self->LastError("Invalid number of arguments passed to or method.\n");
- return undef;
- }
-
- my $or = "OR " . $self->Massage(shift @what);
- $or .= " " . $self->Massage(shift @what);
-
-
- for my $w ( @what ) {
- my $w = $self->Massage($w) ;
- $or = "OR " . $or . " " . $w ;
- }
-
- $self->_imap_command( ($self->Uid ? "UID " : "") . "SEARCH $or")
- or return undef;
- my @results = $self->History($self->Count) ;
-
- for my $r (@results) {
-
- chomp $r;
- $r =~ s/\r$//;
- $r =~ s/^\*\s+SEARCH\s+//i or next;
- push @hits, grep(/\d/,(split(/\s+/,$r)));
- _debug $self, "Hits are now: ",join(',',@hits),"\n"
- if $self->Debug;
- }
-
- return wantarray ? @hits : \@hits;
- }
-
- #sub Strip_cr {
- # my $self = shift;
-
- # my $in = $_[0]||$self ;
-
- # $in =~ s/\r//g ;
-
- # return $in;
- #}
-
-
- sub disconnect { $_[0]->logout }
-
-
- sub search {
-
- my $self = shift;
- my @hits;
- my @a = @_;
- $@ = "";
- # massage?
- $a[-1] = $self->Massage($a[-1],1)
- if scalar(@a) > 1 and !exists($SEARCH_KEYS{uc($a[-1])});
- $self->_imap_command( ( $self->Uid ? "UID " : "" ) . "SEARCH ". join(' ',@a))
- or return undef;
- my $results = $self->History($self->Count) ;
-
-
- for my $r (@$results) {
- #$self->_debug("Considering the search result line: $r");
- chomp $r;
- $r =~ s/\r\n?/ /g;
- $r =~ s/^\*\s+SEARCH\s+(?=.*\d.*)// or next;
- my @h = grep(/^\d+$/,(split(/\s+/,$r)));
- push @hits, @h if scalar(@h) ; # and grep(/\d/,@h) );
-
- }
-
- $self->{LastError}="Search completed successfully but found no matching messages\n"
- unless scalar(@hits);
-
- if ( wantarray ) {
- return @hits;
- } else {
- if ($self->Ranges) {
- #print STDERR "Fetch: Returning range\n";
- return scalar(@hits) ? $self->Range(\@hits) : undef;
- } else {
- #print STDERR "Fetch: Returning ref\n";
- return scalar(@hits) ? \@hits : undef;
- }
- }
- }
-
- sub thread {
- # returns a Thread data structure
- #
- # $imap->thread($algorythm, $charset, @search_args);
- my $self = shift;
-
- my $algorythm = shift;
- $algorythm ||= $self->has_capability("THREAD=REFERENCES") ? "REFERENCES" : "ORDEREDSUBJECT";
- my $charset = shift;
- $charset ||= "UTF-8";
-
- my @a = @_;
-
- $a[0]||="ALL" ;
- my @hits;
- # massage?
-
- $a[-1] = $self->Massage($a[-1],1)
- if scalar(@a) > 1 and !exists($SEARCH_KEYS{uc($a[-1])});
- $self->_imap_command( ( $self->Uid ? "UID " : "" ) .
- "THREAD $algorythm $charset " .
- join(' ',@a)
- ) or return undef;
- my $results = $self->History($self->Count) ;
-
- my $thread = "";
- for my $r (@$results) {
- #$self->_debug("Considering the search result line: $r");
- chomp $r;
- $r =~ s/\r\n?/ /g;
- if ( $r =~ /^\*\s+THREAD\s+/ ) {
- eval { require "Mail/IMAPClient/Thread.pm" }
- or ( $self->LastError($@), return undef);
- my $parser = Mail::IMAPClient::Thread->new();
- $thread = $parser->start($r) ;
- } else {
- next;
- }
- #while ( $r =~ /(\([^\)]*\))/ ) {
- # push @hits, [ split(/ /,$1) ] ;
- #}
- }
-
- $self->{LastError}="Thread search completed successfully but found no matching messages\n"
- unless ref($thread);
- return $thread ||undef;
-
- if ( wantarray ) {
-
- return @hits;
- } else {
- return scalar(@hits) ? \@hits : undef;
- }
- }
-
-
-
-
- sub delete_message {
-
- my $self = shift;
- my $count = 0;
- my @msgs = ();
- for my $arg (@_) {
- if (ref($arg) eq 'ARRAY') {
- push @msgs, @{$arg};
- } else {
- push @msgs, split(/\,/,$arg);
- }
- }
-
-
- $self->store(join(',',@msgs),'+FLAGS.SILENT','(\Deleted)') and $count = scalar(@msgs);
-
- return $count;
- }
-
- sub restore_message {
-
- my $self = shift;
- my @msgs = ();
- for my $arg (@_) {
- if (ref($arg) eq 'ARRAY') {
- push @msgs, @{$arg};
- } else {
- push @msgs, split(/\,/,$arg);
- }
- }
-
-
- $self->store(join(',',@msgs),'-FLAGS','(\Deleted)') ;
- my $count = grep(
- /
- ^\* # Start with an asterisk
- \s\d+ # then a space then a number
- \sFETCH # then a space then the string 'FETCH'
- \s\( # then a space then an open paren :-)
- .* # plus optional anything
- FLAGS # then the string "FLAGS"
- .* # plus anything else
- (?!\\Deleted) # but never "\Deleted"
- /x,
- $self->Results
- );
-
-
- return $count;
- }
-
-
- sub uidvalidity {
-
- my $self = shift; my $folder = shift;
-
- my $vline = (grep(/UIDVALIDITY/i, $self->status($folder, "UIDVALIDITY")))[0];
-
- my($validity) = $vline =~ /\(UIDVALIDITY\s+([^\)]+)/;
-
- return $validity;
- }
-
- # 3 status folder (uidnext)
- # * STATUS folder (UIDNEXT 290)
-
- sub uidnext {
-
- my $self = shift; my $folder = $self->Massage(shift);
-
- my $line = (grep(/UIDNEXT/i, $self->status($folder, "UIDNEXT")))[0];
-
- my($uidnext) = $line =~ /\(UIDNEXT\s+([^\)]+)/;
-
- return $uidnext;
- }
-
- sub capability {
-
- my $self = shift;
-
- $self->_imap_command('CAPABILITY') or return undef;
-
- my @caps = ref($self->{CAPABILITY}) ?
- keys %{$self->{CAPABILITY}} :
- map { split }
- grep (s/^\*\s+CAPABILITY\s+//,
- $self->History($self->Count));
-
- unless ( exists $self->{CAPABILITY} ) {
- for (@caps) {
- $self->{CAPABILITY}{uc($_)}++ ;
- if (/=/) {
- my($k,$v)=split(/=/,$_) ;
- $self->{uc($k)} = uc($v) ;
- }
- }
- }
-
-
- return wantarray ? @caps : \@caps;
- }
-
- sub has_capability {
- my $self = shift;
- $self->capability;
- local($^W)=0;
- return $self->{CAPABILITY}{uc($_[0])};
- }
-
- sub imap4rev1 {
- my $self = shift;
- return exists($self->{_IMAP4REV1}) ?
- $self->{_IMAP4REV1} :
- $self->{_IMAP4REV1} = $self->has_capability(IMAP4REV1) ;
- }
-
- sub namespace {
- # Returns a (reference to a?) nested list as follows:
- # [
- # [
- # [ $user_prefix, $user_delim ] (,[$user_prefix2 ,$user_delim ], [etc,etc] ),
- # ],
- # [
- # [ $shared_prefix,$shared_delim] (,[$shared_prefix2,$shared_delim], [etc,etc] ),
- # ],
- # [
- # [$public_prefix, $public_delim] (,[$public_prefix2,$public_delim], [etc,etc] ),
- # ],
- # ] ;
-
- my $self = shift;
- unless ( $self->has_capability("NAMESPACE") ) {
- my $error = $self->Count . " NO NAMESPACE not supported by " . $self->Server ;
- $self->LastError("$error\n") ;
- $self->_debug("$error\n") ;
- $@ = $error;
- carp "$@" if $^W;
- return undef;
- }
- my $namespace = (map({ /^\* NAMESPACE (.*)/ ? $1 : () } @{$self->_imap_command("NAMESPACE")->Results}))[0] ;
- $namespace =~ s/\x0d?\x0a$//;
- my($personal,$shared,$public) = $namespace =~ m#
- (NIL|\((?:\([^\)]+\)\s*)+\))\s
- (NIL|\((?:\([^\)]+\)\s*)+\))\s
- (NIL|\((?:\([^\)]+\)\s*)+\))
- #xi;
-
- my @ns = ();
- $self->_debug("NAMESPACE: pers=$personal, shared=$shared, pub=$public\n");
- push @ns, map {
- $_ =~ s/^\((.*)\)$/$1/;
- my @pieces = m#\(([^\)]*)\)#g;
- $self->_debug("NAMESPACE pieces: " . join(", ",@pieces) . "\n");
- my $ref = [];
- foreach my $atom (@pieces) {
- push @$ref, [ $atom =~ m#"([^"]*)"\s*#g ] ;
- }
- $_ =~ /^NIL$/i ? undef : $ref;
- } ( $personal, $shared, $public) ;
- return wantarray ? @ns : \@ns;
- }
-
- # Contributed by jwm3
- sub internaldate {
- my $self = shift;
- my $msg = shift;
- $self->_imap_command( ( $self->Uid ? "UID " : "" ) . "FETCH $msg INTERNALDATE") or return undef;
- my $internalDate = join("", $self->History($self->Count));
- $internalDate =~ s/^.*INTERNALDATE "//si;
- $internalDate =~ s/\".*$//s;
- return $internalDate;
- }
-
- sub is_parent {
- my ($self, $folder) = (shift, shift);
- # $self->_debug("Checking parentage ".( $folder ? "for folder $folder" : "" )."\n");
- my $list = $self->list(undef, $folder)||"NO NO BAD BAD";
- my $line = '';
-
- for (my $m = 0; $m < scalar(@$list); $m++ ) {
- #$self->_debug("Judging whether or not $list->[$m] is fit for parenthood\n");
- return undef
- if $list->[$m] =~ /NoInferior/i; # let's not beat around the bush!
-
- if ($list->[$m] =~ s/(\{\d+\})\x0d\x0a$// ) {
- $list->[$m] .= $list->[$m+1];
- $list->[$m+1] = "";
- }
-
- $line = $list->[$m]
- if $list->[$m] =~
- / ^\*\s+LIST # * LIST
- \s+\([^\)]*\)\s+ # (Flags)
- "[^"]*"\s+ # "delimiter"
- (?:"([^"]*)"|(.*))\x0d\x0a$ # Name or "Folder name"
- /x;
- }
- if ( $line eq "" ) {
- $self->_debug("Warning: separator method found no correct o/p in:\n\t" .
- join("\t",@list)."\n");
- }
- my($f) = $line =~ /^\*\s+LIST\s+\(([^\)]*)\s*\)/ if $line;
- return 1 if $f =~ /HasChildren/i ;
- return 0 if $f =~ /HasNoChildren/i ;
- unless ( $f =~ /\\/) { # no flags at all unless there's a backslash
- my $sep = $self->separator($folder);
- return 1 if scalar(grep /^${folder}${sep}/, $self->folders);
- return 0;
- }
- }
-
- sub selectable {my($s,$f)=@_;return grep(/NoSelect/i,$s->list("",$f))?0:1;}
-
- sub append_string {
-
- my $self = shift;
- my $folder = $self->Massage(shift);
-
- my $text = shift;
- $text =~ s/\x0d?\x0a/\x0d\x0a/g;
-
- my($flags,$date) = (shift,shift);
-
- if (defined($flags)) {
- $flags =~ s/^\s+//g;
- $flags =~ s/\s+$//g;
- }
-
- if (defined($date)) {
- $date =~ s/^\s+//g;
- $date =~ s/\s+$//g;
- }
-
- $flags = "($flags)" if $flags and $flags !~ /^\(.*\)$/ ;
- $date = qq/"$date"/ if $date and $date !~ /^"/ ;
-
- my $clear = $self->Clear;
-
- $self->Clear($clear)
- if $self->Count >= $clear and $clear > 0;
-
- my $count = $self->Count($self->Count+1);
-
- my $string = "$count APPEND $folder " .
- ( $flags ? "$flags " : "" ) .
- ( $date ? "$date " : "" ) .
- "{" . length($text) . "}\x0d\x0a" ;
-
- $self->_record($count,[ $self->_next_index($count), "INPUT", "$string\x0d\x0a" ] );
-
- # Step 1: Send the append command.
-
- my $feedback = $self->_send_line("$string");
-
- unless ($feedback) {
- $self->LastError("Error sending '$string' to IMAP: $!\n");
- return undef;
- }
-
- my ($code, $output) = ("","");
-
- # Step 2: Get the "+ go ahead" response
- until ( $code ) {
- $output = $self->_read_line or return undef;
- foreach my $o (@$output) {
-
- $self->_record($count,$o); # $o is already an array ref
- next unless $self->_is_output($o);
-
- ($code) = $o->[DATA] =~ /(^\+|^\d*\s*NO|^\d*\s*BAD)/i ;
-
- if ($o->[DATA] =~ /^\*\s+BYE/i) {
- $self->LastError("Error trying to append string: " .
- $o->[DATA]. "; Disconnected.\n");
- $self->_debug("Error trying to append string: " . $o->[DATA].
- "; Disconnected.\n");
- carp("Error trying to append string: " . $o->[DATA] ."; Disconnected") if $^W;
- $self->State(Unconnected);
-
- } elsif ( $o->[DATA] =~ /^\d*\s*(NO|BAD)/i ) { # i and / transposed!!!
- $self->LastError("Error trying to append string: " . $o->[DATA] . "\n");
- $self->_debug("Error trying to append string: " . $o->[DATA] . "\n");
- carp("Error trying to append string: " . $o->[DATA]) if $^W;
- return undef;
- }
- }
- }
-
- $self->_record($count,[ $self->_next_index($count), "INPUT", "$text\x0d\x0a" ] );
-
- # Step 3: Send the actual text of the message:
- $feedback = $self->_send_line("$text\x0d\x0a");
-
- unless ($feedback) {
- $self->LastError("Error sending append msg text to IMAP: $!\n");
- return undef;
- }
- $code = undef; # clear out code
-
- # Step 4: Figure out the results:
- until ($code) {
- $output = $self->_read_line or return undef;
- $self->_debug("Append results: " . map({ $_->[DATA] } @$output) . "\n" )
- if $self->Debug;
- foreach my $o (@$output) {
- $self->_record($count,$o); # $o is already an array ref
-
- ($code) = $o->[DATA] =~ /^(?:$count|\*) (OK|NO|BAD)/im ;
-
- if ($o->[DATA] =~ /^\*\s+BYE/im) {
- $self->State(Unconnected);
- $self->LastError("Error trying to append: " . $o->[DATA] . "\n");
- $self->_debug("Error trying to append: " . $o->[DATA] . "\n");
- carp("Error trying to append: " . $o->[DATA] ) if $^W;
- }
- if ($code and $code !~ /^OK/im) {
- $self->LastError("Error trying to append: " . $o->[DATA] . "\n");
- $self->_debug("Error trying to append: " . $o->[DATA] . "\n");
- carp("Error trying to append: " . $o->[DATA] ) if $^W;
- return undef;
- }
- }
- }
-
- my($uid) = join("",map { $_->[TYPE] eq "OUTPUT" ? $_->[DATA] : () } @$output ) =~ m#\s+(\d+)\]#;
-
- return defined($uid) ? $uid : $self;
- }
- sub append {
-
- my $self = shift;
- # now that we're passing thru to append_string we won't massage here
- # my $folder = $self->Massage(shift);
- my $folder = shift;
-
- my $text = join("\x0d\x0a",@_);
- $text =~ s/\x0d?\x0a/\x0d\x0a/g;
- return $self->append_string($folder,$text);
- }
-
- sub append_file {
-
- my $self = shift;
- my $folder = $self->Massage(shift);
- my $file = shift;
- my $control = shift || undef;
- my $count = $self->Count($self->Count+1);
-
-
- unless ( -f $file ) {
- $self->LastError("File $file not found.\n");
- return undef;
- }
-
- my $fh = IO::File->new($file) ;
-
- unless ($fh) {
- $self->LastError("Unable to open $file: $!\n");
- $@ = "Unable to open $file: $!" ;
- carp "unable to open $file: $!" if $^W;
- return undef;
- }
-
- my $bare_nl_count = scalar grep { /^\x0a$|[^\x0d]\x0a$/} <$fh>;
-
- seek($fh,0,0);
-
- my $clear = $self->Clear;
-
- $self->Clear($clear)
- if $self->Count >= $clear and $clear > 0;
-
- my $length = ( -s $file ) + $bare_nl_count;
-
- my $string = "$count APPEND $folder {" . $length . "}\x0d\x0a" ;
-
- $self->_record($count,[ $self->_next_index($count), "INPUT", "$string" ] );
-
- my $feedback = $self->_send_line("$string");
-
- unless ($feedback) {
- $self->LastError("Error sending '$string' to IMAP: $!\n");
- close $fh;
- return undef;
- }
-
- my ($code, $output) = ("","");
-
- until ( $code ) {
- $output = $self->_read_line or close $fh, return undef;
- foreach my $o (@$output) {
- $self->_record($count,$o); # $o is already an array ref
- ($code) = $o->[DATA] =~ /(^\+|^\d+\sNO|^\d+\sBAD)/i;
- if ($o->[DATA] =~ /^\*\s+BYE/) {
- carp $o->[DATA] if $^W;
- $self->State(Unconnected);
- close $fh;
- return undef ;
- } elsif ( $o->[DATA]=~ /^\d+\s+(NO|BAD)/i ) {
- carp $o->[DATA] if $^W;
- close $fh;
- return undef;
- }
- }
- }
-
- { # Narrow scope
- # Slurp up headers: later we'll make this more efficient I guess
- local $/ = "\x0d\x0a\x0d\x0a";
- my $text = <$fh>;
- $text =~ s/\x0d?\x0a/\x0d\x0a/g;
- $self->_record($count,[ $self->_next_index($count), "INPUT", "{From file $file}" ] ) ;
- $feedback = $self->_send_line($text);
-
- unless ($feedback) {
- $self->LastError("Error sending append msg text to IMAP: $!\n");
- close $fh;
- return undef;
- }
- _debug $self, "control points to $$control\n" if ref($control) and $self->Debug;
- $/ = ref($control) ? "\x0a" : $control ? $control : "\x0a";
- while (defined($text = <$fh>)) {
- $text =~ s/\x0d?\x0a/\x0d\x0a/g;
- $self->_record( $count,
- [ $self->_next_index($count), "INPUT", "{from $file}\x0d\x0a" ]
- );
- $feedback = $self->_send_line($text,1);
-
- unless ($feedback) {
- $self->LastError("Error sending append msg text to IMAP: $!\n");
- close $fh;
- return undef;
- }
- }
- $feedback = $self->_send_line("\x0d\x0a");
-
- unless ($feedback) {
- $self->LastError("Error sending append msg text to IMAP: $!\n");
- close $fh;
- return undef;
- }
- }
-
- # Now for the crucial test: Did the append work or not?
- ($code, $output) = ("","");
-
- my $uid = undef;
- until ( $code ) {
- $output = $self->_read_line or return undef;
- foreach my $o (@$output) {
- $self->_record($count,$o); # $o is already an array ref
- $self->_debug("append_file: Deciding if " . $o->[DATA] . " has the code.\n")
- if $self->Debug;
- ($code) = $o->[DATA] =~ /^\d+\s(NO|BAD|OK)/i;
- # try to grab new msg's uid from o/p
- $o->[DATA] =~ m#UID\s+\d+\s+(\d+)\]# and $uid = $1;
- if ($o->[DATA] =~ /^\*\s+BYE/) {
- carp $o->[DATA] if $^W;
- $self->State(Unconnected);
- close $fh;
- return undef ;
- } elsif ( $o->[DATA]=~ /^\d+\s+(NO|BAD)/i ) {
- carp $o->[DATA] if $^W;
- close $fh;
- return undef;
- }
- }
- }
- close $fh;
-
- if ($code !~ /^OK/i) {
- return undef;
- }
-
-
- return defined($uid) ? $uid : $self;
- }
-
-
- sub authenticate {
-
- my $self = shift;
- my $scheme = shift;
- my $response = shift;
-
- $scheme ||= $self->Authmechanism;
- $response ||= $self->Authcallback;
- my $clear = $self->Clear;
-
- $self->Clear($clear)
- if $self->Count >= $clear and $clear > 0;
-
- my $count = $self->Count($self->Count+1);
-
-
- my $string = "$count AUTHENTICATE $scheme";
-
- $self->_record($count,[ $self->_next_index($self->Transaction),
- "INPUT", "$string\x0d\x0a"] );
-
- my $feedback = $self->_send_line("$string");
-
- unless ($feedback) {
- $self->LastError("Error sending '$string' to IMAP: $!\n");
- return undef;
- }
-
- my ($code, $output);
-
- until ($code) {
- $output = $self->_read_line or return undef;
- foreach my $o (@$output) {
- $self->_record($count,$o); # $o is a ref
- ($code) = $o->[DATA] =~ /^\+(.*)$/ ;
- if ($o->[DATA] =~ /^\*\s+BYE/) {
- $self->State(Unconnected);
- return undef ;
- }
- }
- }
-
- return undef if $code =~ /^BAD|^NO/ ;
-
- if ('CRAM-MD5' eq $scheme && ! $response) {
- if ($Mail::IMAPClient::_CRAM_MD5_ERR) {
- $self->LastError($Mail::IMAPClient::_CRAM_MD5_ERR);
- carp $Mail::IMAPClient::_CRAM_MD5_ERR if $^W;
- } else {
- $response = \&_cram_md5;
- }
- }
-
- $feedback = $self->_send_line($response->($code, $self));
-
- unless ($feedback) {
- $self->LastError("Error sending append msg text to IMAP: $!\n");
- return undef;
- }
-
- $code = ""; # clear code
- until ($code) {
- $output = $self->_read_line or return undef;
- foreach my $o (@$output) {
- $self->_record($count,$o); # $o is a ref
- if ( ($code) = $o->[DATA] =~ /^\+ (.*)$/ ) {
- $feedback = $self->_send_line($response->($code,$self));
- unless ($feedback) {
- $self->LastError("Error sending append msg text to IMAP: $!\n");
- return undef;
- }
- $code = "" ; # Clear code; we're still not finished
- } else {
- $o->[DATA] =~ /^$count (OK|NO|BAD)/ and $code = $1;
- if ($o->[DATA] =~ /^\*\s+BYE/) {
- $self->State(Unconnected);
- return undef ;
- }
- }
- }
- }
-
- $code =~ /^OK/ and $self->State(Authenticated) ;
- return $code =~ /^OK/ ? $self : undef ;
-
- }
-
- # UIDPLUS response from a copy: [COPYUID (uidvalidity) (origuid) (newuid)]
- sub copy {
-
- my($self, $target, @msgs) = @_;
-
- $target = $self->Massage($target);
- if ( $self->Ranges ) {
- @msgs = ($self->Range(@msgs));
- } else {
- @msgs = sort { $a <=> $b } map { ref($_)? @$_ : split(',',$_) } @msgs;
- }
-
- $self->_imap_command(
- ( $self->Uid ? "UID " : "" ) .
- "COPY " .
- ( $self->Ranges ? $self->Range(@msgs) :
- join(',',map { ref($_)? @$_ : $_ } @msgs)) .
- " $target"
- ) or return undef ;
- my @results = $self->History($self->Count) ;
-
- my @uids;
-
- for my $r (@results) {
-
- chomp $r;
- $r =~ s/\r$//;
- $r =~ s/^.*\[COPYUID\s+\d+\s+[\d:,]+\s+([\d:,]+)\].*/$1/ or next;
- push @uids, ( $r =~ /(\d+):(\d+)/ ? $1 ... $2 : split(/,/,$r) ) ;
-
- }
-
- return scalar(@uids) ? join(",",@uids) : $self;
- }
-
- sub move {
-
- my($self, $target, @msgs) = @_;
-
- $self->create($target) and $self->subscribe($target)
- unless $self->exists($target);
-
- my $uids = $self->copy($target, map { ref($_) =~ /ARRAY/ ? @{$_} : $_ } @msgs)
- or return undef;
-
- $self->delete_message(@msgs) or carp $self->LastError;
-
- return $uids;
- }
-
- sub set_flag {
- my($self, $flag, @msgs) = @_;
- if ( ref($msgs[0]) =~ /ARRAY/ ) { @msgs = @{$msgs[0]} };
- $flag =~ /^\\/ or $flag = "\\" . $flag
- if $flag =~ /^(Answered|Flagged|Deleted|Seen|Draft)$/i;
- if ( $self->Ranges ) {
- $self->store( $self->Range(@msgs), "+FLAGS.SILENT (" . $flag . ")" );
- } else {
- $self->store( join(",",@msgs), "+FLAGS.SILENT (" . $flag . ")" );
- }
- }
-
- sub see {
- my($self, @msgs) = @_;
- if ( ref($msgs[0]) =~ /ARRAY/ ) { @msgs = @{$msgs[0]} };
- $self->set_flag('\\Seen', @msgs);
- }
-
- sub mark {
- my($self, @msgs) = @_;
- if ( ref($msgs[0]) =~ /ARRAY/ ) { @msgs = @{$msgs[0]} };
- $self->set_flag('\\Flagged', @msgs);
- }
-
- sub unmark {
- my($self, @msgs) = @_;
- if ( ref($msgs[0]) =~ /ARRAY/ ) { @msgs = @{$msgs[0]} };
- $self->unset_flag('\\Flagged', @msgs);
- }
-
- sub unset_flag {
- my($self, $flag, @msgs) = @_;
- if ( ref($msgs[0]) =~ /ARRAY/ ) { @msgs = @{$msgs[0]} };
- $flag =~ /^\\/ or $flag = "\\" . $flag
- if $flag =~ /^(Answered|Flagged|Deleted|Seen|Draft)$/i;
- $self->store( join(",",@msgs), "-FLAGS.SILENT (" . $flag . ")" );
- }
-
- sub deny_seeing {
- my($self, @msgs) = @_;
- if ( ref($msgs[0]) =~ /ARRAY/ ) { @msgs = @{$msgs[0]} };
- $self->unset_flag('\\Seen', @msgs);
- }
-
- sub size {
-
- my ($self,$msg) = @_;
- # return undef unless fetch is successful
- my @data = $self->fetch($msg,"(RFC822.SIZE)");
- return undef unless defined($data[0]);
- my($size) = grep(/RFC822\.SIZE/,@data);
-
- $size =~ /RFC822\.SIZE\s+(\d+)/;
-
- return $1;
- }
-
- sub getquotaroot {
- my $self = shift;
- my $what = shift;
- $what = ( $what ? $self->Massage($what) : "INBOX" ) ;
- $self->_imap_command("getquotaroot $what") or return undef;
- return $self->Results;
- }
-
- sub getquota {
- my $self = shift;
- my $what = shift;
- $what = ( $what ? $self->Massage($what) : "user/$self->{User}" ) ;
- $self->_imap_command("getquota $what") or return undef;
- return $self->Results;
- }
-
- sub quota {
- my $self = shift;
- my ($what) = shift||"INBOX";
- $self->_imap_command("getquota $what")||$self->getquotaroot("$what");
- return ( map { s/.*STORAGE\s+\d+\s+(\d+).*\n$/$1/ ? $_ : () } $self->Results
- )[0] ;
- }
-
- sub quota_usage {
- my $self = shift;
- my ($what) = shift||"INBOX";
- $self->_imap_command("getquota $what")||$self->getquotaroot("$what");
- return ( map { s/.*STORAGE\s+(\d+)\s+\d+.*\n$/$1/ ? $_ : () } $self->Results
- )[0] ;
- }
- sub Quote {
- my($class,$arg) = @_;
- return $class->Massage($arg,NonFolderArg);
- }
-
- sub Massage {
- my $self= shift;
- my $arg = shift;
- my $notFolder = shift;
- return unless $arg;
- my $escaped_arg = $arg; $escaped_arg =~ s/"/\\"/g;
- $arg = substr($arg,1,length($arg)-2) if $arg =~ /^".*"$/
- and ! ( $notFolder or $self->STATUS(qq("$escaped_arg"),"(MESSAGES)"));
-
- if ($arg =~ /["\\]/) {
- $arg = "{" . length($arg) . "}\x0d\x0a$arg" ;
- } elsif ($arg =~ /\s|[{}()]/) {
- $arg = qq("${arg}") unless $arg =~ /^"/;
- }
-
- return $arg;
- }
-
- sub unseen_count {
-
- my ($self, $folder) = (shift, shift);
- $folder ||= $self->Folder;
- $self->status($folder, 'UNSEEN') or return undef;
-
- chomp( my $r = ( grep
- { s/\*\s+STATUS\s+.*\(UNSEEN\s+(\d+)\s*\)/$1/ }
- $self->History($self->Transaction)
- )[0]
- );
-
- $r =~ s/\D//g;
- return $r;
- }
-
-
-
- # Status Routines:
-
-
- sub Status { $_[0]->State ; }
- sub IsUnconnected { ($_[0]->State == Unconnected) ? 1 : 0 ; }
- sub IsConnected { ($_[0]->State >= Connected) ? 1 : 0 ; }
- sub IsAuthenticated { ($_[0]->State >= Authenticated)? 1 : 0 ; }
- sub IsSelected { ($_[0]->State == Selected) ? 1 : 0 ; }
-
-
- # The following private methods all work on an output line array.
- # _data returns the data portion of an output array:
- sub _data { defined $_[1] and ref $_[1] and defined $_[1]->[TYPE] or return undef; $_[1]->[DATA]; }
-
- # _index returns the index portion of an output array:
- sub _index { defined $_[1] and ref $_[1] and defined $_[1]->[TYPE] or return undef; $_[1]->[INDEX]; }
-
- # _type returns the type portion of an output array:
- sub _type { defined $_[1] and ref $_[1] and defined $_[1]->[TYPE] or return undef; $_[1]->[TYPE]; }
-
- # _is_literal returns true if this is a literal:
- sub _is_literal { defined $_[1] and ref $_[1] and defined $_[1]->[TYPE] and $_[1]->[TYPE] eq "LITERAL" };
-
- # _is_output_or_literal returns true if this is an
- # output line (or the literal part of one):
- sub _is_output_or_literal {
- defined $_[1] and ref $_[1] and defined $_[1]->[TYPE] and
- ($_[1]->[TYPE] eq "OUTPUT" || $_[1]->[TYPE] eq "LITERAL")
- };
-
- # _is_output returns true if this is an output line:
- sub _is_output { defined $_[1] and ref $_[1] and defined $_[1]->[TYPE] and $_[1]->[TYPE] eq "OUTPUT" };
-
- # _is_input returns true if this is an input line:
- sub _is_input { defined $_[1] and ref $_[1] and defined $_[1]->[TYPE] and $_[1]->[TYPE] eq "INPUT" };
-
- # _next_index returns next_index for a transaction; may legitimately return 0 when successful.
- sub _next_index {
- defined(scalar(@{$_[0]->{'History'}{$_[1]||$_[0]->Transaction}})) ?
- scalar(@{$_[0]->{'History'}{$_[1]||$_[0]->Transaction}}) : 0
- };
-
- sub _cram_md5 {
- my ($code, $client) = @_;
- my $hmac = Digest::HMAC_MD5::hmac_md5_hex(MIME::Base64::decode($code),
- $client->Password());
- return MIME::Base64::encode($client->User() . " $hmac");
- }
-
-
-
- sub Range {
- require "Mail/IMAPClient/MessageSet.pm";
- my $self = shift;
- my $targ = $_[0];
- #print "Arg is ",ref($targ),"\n";
- if (@_ == 1 and ref($targ) =~ /Mail::IMAPClient::MessageSet/ ) {
- return $targ;
- }
- my $range = Mail::IMAPClient::MessageSet->new(@_);
- #print "Returning $range :",ref($range)," == $range\n";
- return $range;
- }
-
- my $not_void = 1;
-