App-cpanurl
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}
sub decode_json { # decode
($JSON ||= __PACKAGE__->new->utf8)->decode(@_);
}
# Obsoleted
sub to_json($) {
Carp::croak ("App::cpanurl::JSON::PP::to_json has been renamed to encode_json.");
}
sub from_json($) {
Carp::croak ("App::cpanurl::JSON::PP::from_json has been renamed to decode_json.");
}
# Methods
sub new {
my $class = shift;
my $self = {
max_depth => 512,
max_size => 0,
indent => 0,
FLAGS => 0,
fallback => sub { encode_error('Invalid value. JSON can only reference.') },
indent_length => 3,
};
bless $self, $class;
}
sub encode {
return $_[0]->PP_encode_json($_[1]);
}
sub decode {
return $_[0]->PP_decode_json($_[1], 0x00000000);
}
sub decode_prefix {
return $_[0]->PP_decode_json($_[1], 0x00000001);
}
# accessor
# pretty printing
sub pretty {
my ($self, $v) = @_;
my $enable = defined $v ? $v : 1;
if ($enable) { # indent_length(3) for JSON::XS compatibility
$self->indent(1)->indent_length(3)->space_before(1)->space_after(1);
}
else {
$self->indent(0)->space_before(0)->space_after(0);
}
$self;
}
# etc
sub max_depth {
my $max = defined $_[1] ? $_[1] : 0x80000000;
$_[0]->{max_depth} = $max;
$_[0];
}
sub get_max_depth { $_[0]->{max_depth}; }
sub max_size {
my $max = defined $_[1] ? $_[1] : 0;
$_[0]->{max_size} = $max;
$_[0];
}
sub get_max_size { $_[0]->{max_size}; }
sub filter_json_object {
$_[0]->{cb_object} = defined $_[1] ? $_[1] : 0;
$_[0]->{F_HOOK} = ($_[0]->{cb_object} or $_[0]->{cb_sk_object}) ? 1 : 0;
$_[0];
}
sub filter_json_single_key_object {
if (@_ > 1) {
$_[0]->{cb_sk_object}->{$_[1]} = $_[2];
}
$_[0]->{F_HOOK} = ($_[0]->{cb_object} or $_[0]->{cb_sk_object}) ? 1 : 0;
$_[0];
}
sub indent_length {
if (!defined $_[1] or $_[1] > 15 or $_[1] < 0) {
Carp::carp "The acceptable range of indent_length() is 0 to 15.";
}
else {
$_[0]->{indent_length} = $_[1];
}
$_[0];
}
sub get_indent_length {
$_[0]->{indent_length};
}
sub sort_by {
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###############################
###
### Perl => JSON
###
{ # Convert
my $max_depth;
my $indent;
my $ascii;
my $latin1;
my $utf8;
my $space_before;
my $space_after;
my $canonical;
my $allow_blessed;
my $convert_blessed;
my $indent_length;
my $escape_slash;
my $bignum;
my $as_nonblessed;
my $depth;
my $indent_count;
my $keysort;
sub PP_encode_json {
my $self = shift;
my $obj = shift;
$indent_count = 0;
$depth = 0;
my $idx = $self->{PROPS};
($ascii, $latin1, $utf8, $indent, $canonical, $space_before, $space_after, $allow_blessed,
$convert_blessed, $escape_slash, $bignum, $as_nonblessed)
= @{$idx}[P_ASCII .. P_SPACE_AFTER, P_ALLOW_BLESSED, P_CONVERT_BLESSED,
P_ESCAPE_SLASH, P_ALLOW_BIGNUM, P_AS_NONBLESSED];
($max_depth, $indent_length) = @{$self}{qw/max_depth indent_length/};
$keysort = $canonical ? sub { $a cmp $b } : undef;
if ($self->{sort_by}) {
$keysort = ref($self->{sort_by}) eq 'CODE' ? $self->{sort_by}
: $self->{sort_by} =~ /\D+/ ? $self->{sort_by}
: sub { $a cmp $b };
}
encode_error("hash- or arrayref expected (not a simple scalar, use allow_nonref to allow this)")
if(!ref $obj and !$idx->[ P_ALLOW_NONREF ]);
my $str = $self->object_to_json($obj);
$str .= "\n" if ( $indent ); # JSON::XS 2.26 compatible
unless ($ascii or $latin1 or $utf8) {
utf8::upgrade($str);
}
if ($idx->[ P_SHRINK ]) {
utf8::downgrade($str, 1);
}
return $str;
}
sub object_to_json {
my ($self, $obj) = @_;
my $type = ref($obj);
if($type eq 'HASH'){
return $self->hash_to_json($obj);
}
elsif($type eq 'ARRAY'){
return $self->array_to_json($obj);
}
elsif ($type) { # blessed object?
if (blessed($obj)) {
return $self->value_to_json($obj) if ( $obj->isa('App::cpanurl::JSON::PP::Boolean') );
if ( $convert_blessed and $obj->can('TO_JSON') ) {
my $result = $obj->TO_JSON();
if ( defined $result and ref( $result ) ) {
if ( refaddr( $obj ) eq refaddr( $result ) ) {
encode_error( sprintf(
"%s::TO_JSON method returned same object as was passed instead of a new one",
ref $obj
) );
}
}
return $self->object_to_json( $result );
}
return "$obj" if ( $bignum and _is_bignum($obj) );
return $self->blessed_to_json($obj) if ($allow_blessed and $as_nonblessed); # will be removed.
encode_error( sprintf("encountered object '%s', but neither allow_blessed "
. "nor convert_blessed settings are enabled", $obj)
) unless ($allow_blessed);
return 'null';
}
else {
return $self->value_to_json($obj);
}
}
else{
return $self->value_to_json($obj);
}
}
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###############################
# Utilities
#
BEGIN {
eval 'require Scalar::Util';
unless($@){
*App::cpanurl::JSON::PP::blessed = \&Scalar::Util::blessed;
*App::cpanurl::JSON::PP::reftype = \&Scalar::Util::reftype;
*App::cpanurl::JSON::PP::refaddr = \&Scalar::Util::refaddr;
}
else{ # This code is from Sclar::Util.
# warn $@;
eval 'sub UNIVERSAL::a_sub_not_likely_to_be_here { ref($_[0]) }';
*App::cpanurl::JSON::PP::blessed = sub {
local($@, $SIG{__DIE__}, $SIG{__WARN__});
ref($_[0]) ? eval { $_[0]->a_sub_not_likely_to_be_here } : undef;
};
my %tmap = qw(
B::NULL SCALAR
B::HV HASH
B::AV ARRAY
B::CV CODE
B::IO IO
B::GV GLOB
B::REGEXP REGEXP
);
*App::cpanurl::JSON::PP::reftype = sub {
my $r = shift;
return undef unless length(ref($r));
my $t = ref(B::svref_2object($r));
return
exists $tmap{$t} ? $tmap{$t}
: length(ref($$r)) ? 'REF'
: 'SCALAR';
};
*App::cpanurl::JSON::PP::refaddr = sub {
return undef unless length(ref($_[0]));
my $addr;
if(defined(my $pkg = blessed($_[0]))) {
$addr .= bless $_[0], 'Scalar::Util::Fake';
bless $_[0], $pkg;
}
else {
$addr .= $_[0]
}
$addr =~ /0x(\w+)/;
local $^W;
#no warnings 'portable';
hex($1);
}
}
}
# shamely copied and modified from JSON::XS code.
$App::cpanurl::JSON::PP::true = do { bless \(my $dummy = 1), "App::cpanurl::JSON::PP::Boolean" };
$App::cpanurl::JSON::PP::false = do { bless \(my $dummy = 0), "App::cpanurl::JSON::PP::Boolean" };
sub is_bool { defined $_[0] and UNIVERSAL::isa($_[0], "App::cpanurl::JSON::PP::Boolean"); }
sub true { $App::cpanurl::JSON::PP::true }
sub false { $App::cpanurl::JSON::PP::false }
sub null { undef; }
###############################
package App::cpanurl::JSON::PP::Boolean;
use overload (
"0+" => sub { ${$_[0]} },
"++" => sub { $_[0] = ${$_[0]} + 1 },
"--" => sub { $_[0] = ${$_[0]} - 1 },
fallback => 1,
);
###############################
package App::cpanurl::JSON::PP::IncrParser;
use strict;
use constant INCR_M_WS => 0; # initial whitespace skipping
use constant INCR_M_STR => 1; # inside string
use constant INCR_M_BS => 2; # inside backslash
use constant INCR_M_JSON => 3; # outside anything, count nesting
use constant INCR_M_C0 => 4;
use constant INCR_M_C1 => 5;
$App::cpanurl::JSON::PP::IncrParser::VERSION = '1.01';
my $unpack_format = $] < 5.006 ? 'C*' : 'U*';
sub new {
my ( $class ) = @_;
bless {
incr_nest => 0,
incr_text => undef,
incr_parsing => 0,
incr_p => 0,
}, $class;
}
sub incr_parse {
my ( $self, $coder, $text ) = @_;
$self->{incr_text} = '' unless ( defined $self->{incr_text} );
if ( defined $text ) {
if ( utf8::is_utf8( $text ) and !utf8::is_utf8( $self->{incr_text} ) ) {
utf8::upgrade( $self->{incr_text} ) ;
utf8::decode( $self->{incr_text} ) ;
( run in 0.670 second using v1.01-cache-2.11-cpan-39bf76dae61 )