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perl: add $unpacker->utf8 mode, decoding strings as UTF-8.

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This commit is contained in:
Fuji, Goro
2010-10-05 17:10:10 +09:00
parent f2d13cd647
commit a4a04872a3
5 changed files with 86 additions and 5 deletions
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21
perl/lib/Data/MessagePack/PP.pm
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@@ -248,6 +248,7 @@ sub _pack {
# UNPACK
#
our $_utf8 = 0;
my $p; # position variables for speed.
sub unpack :method {
@@ -358,7 +359,9 @@ sub _unpack {
$num = $byte & ~0xa0;
$p += $num;
}
return substr( $value, $p - $num, $num );
my $s = substr( $value, $p - $num, $num );
utf8::decode($s) if $_utf8;
return $s;
}
elsif ( $byte == 0xc0 ) { # nil
@@ -396,9 +399,19 @@ package
Data::MessagePack::PP::Unpacker;
sub new {
bless { pos => 0 }, shift;
bless { pos => 0, utf8 => 0 }, shift;
}
sub utf8 {
my $self = shift;
$self->{utf8} = (@_ ? shift : 1);
return $self;
}
sub get_utf8 {
my($self) = @_;
return $self->{utf8};
}
sub execute_limit {
execute( @_ );
@@ -540,7 +553,9 @@ sub _count {
sub data {
return Data::MessagePack->unpack( substr($_[0]->{ data }, 0, $_[0]->{pos}) );
my($self) = @_;
local $Data::MessagePack::PP::_utf8 = $self->{utf8};
return Data::MessagePack->unpack( substr($self->{ data }, 0, $self->{pos}) );
}

11
perl/lib/Data/MessagePack/Unpacker.pod
View File

@@ -24,6 +24,17 @@ This is a streaming deserializer for messagepack.
creates a new instance of stream deserializer.
=item $up->utf8([$bool])
sets utf8 mode. true if I<$bool> is omitted.
returns I<$up> itself.
If utf8 mode is enabled, strings will be decoded as UTF-8.
=item my $ret = $up->get_utf8()
returns the utf8 mode flag of I<$up>.
=item my $ret = $up->execute($data, $offset);
=item my $ret = $up->execute_limit($data, $offset, $limit)