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package URI::_query;
use strict;
use URI ();
use URI::Escape qw(uri_unescape);
sub query
{
my $self = shift;
$$self =~ m,^([^?\#]*)(?:\?([^\#]*))?(.*)$,s or die;
if (@_) {
my $q = shift;
$$self = $1;
if (defined $q) {
$q =~ s/([^$URI::uric])/ URI::Escape::escape_char($1)/ego;
utf8::downgrade($q);
$$self .= "?$q";
}
$$self .= $3;
}
$2;
}
# Handle ...?foo=bar&bar=foo type of query
sub query_form {
my $self = shift;
my $old = $self->query;
if (@_) {
# Try to set query string
my $delim;
my $r = $_[0];
if (ref($r) eq "ARRAY") {
$delim = $_[1];
@_ = @$r;
}
elsif (ref($r) eq "HASH") {
$delim = $_[1];
@_ = %$r;
}
$delim = pop if @_ % 2;
my @query;
while (my($key,$vals) = splice(@_, 0, 2)) {
$key = '' unless defined $key;
$key =~ s/([;\/?:@&=+,\$\[\]%])/ URI::Escape::escape_char($1)/eg;
$key =~ s/ /+/g;
$vals = [ref($vals) eq "ARRAY" ? @$vals : $vals];
for my $val (@$vals) {
$val = '' unless defined $val;
$val =~ s/([;\/?:@&=+,\$\[\]%])/ URI::Escape::escape_char($1)/eg;
$val =~ s/ /+/g;
push(@query, "$key=$val");
}
}
if (@query) {
unless ($delim) {
$delim = $1 if $old && $old =~ /([&;])/;
$delim ||= $URI::DEFAULT_QUERY_FORM_DELIMITER || "&";
}
$self->query(join($delim, @query));
}
else {
$self->query(undef);
}
}
return if !defined($old) || !length($old) || !defined(wantarray);
return unless $old =~ /=/; # not a form
map { s/\+/ /g; uri_unescape($_) }
map { /=/ ? split(/=/, $_, 2) : ($_ => '')} split(/[&;]/, $old);
}
# Handle ...?dog+bones type of query
sub query_keywords
{
my $self = shift;
my $old = $self->query;
if (@_) {
# Try to set query string
my @copy = @_;
@copy = @{$copy[0]} if @copy == 1 && ref($copy[0]) eq "ARRAY";
for (@copy) { s/([;\/?:@&=+,\$\[\]%])/ URI::Escape::escape_char($1)/eg; }
$self->query(@copy ? join('+', @copy) : undef);
}
return if !defined($old) || !defined(wantarray);
return if $old =~ /=/; # not keywords, but a form
map { uri_unescape($_) } split(/\+/, $old, -1);
}
# Some URI::URL compatibility stuff
*equery = \&query;
1;
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