use List::Util 'first';
use Scalar::Util 'blessed';
-use Sub::Name 'subname';
-use DBIx::Class::_Util qw(is_plain_value is_literal_value UNRESOLVABLE_CONDITION);
+use DBIx::Class::_Util qw(UNRESOLVABLE_CONDITION serialize);
+use SQL::Abstract qw(is_plain_value is_literal_value);
use namespace::clean;
#
my $outer_attrs = { %$attrs };
delete @{$outer_attrs}{qw(from bind rows offset group_by _grouped_by_distinct having)};
- my $inner_attrs = { %$attrs };
- delete @{$inner_attrs}{qw(for collapse select as _related_results_construction)};
+ my $inner_attrs = { %$attrs, _simple_passthrough_construction => 1 };
+ delete @{$inner_attrs}{qw(for collapse select as)};
# there is no point of ordering the insides if there is no limit
delete $inner_attrs->{order_by} if (
my $chunk = shift @pieces;
if (ref $chunk eq 'HASH') {
- push @pairs, map { [ $_ => $chunk->{$_} ] } sort keys %$chunk;
+ push @pairs, map { $_ => $chunk->{$_} } sort keys %$chunk;
}
elsif (ref $chunk eq 'ARRAY') {
- push @pairs, [ -or => $chunk ]
+ push @pairs, -or => $chunk
if @$chunk;
}
- elsif ( ! ref $chunk) {
- push @pairs, [ $chunk, shift @pieces ];
+ elsif ( ! length ref $chunk) {
+ push @pairs, $chunk, shift @pieces;
}
else {
- push @pairs, [ '', $chunk ];
+ push @pairs, '', $chunk;
}
}
}
}
+ # unroll single-element -and nodes
if ( ref $fin->{-and} eq 'ARRAY' and @{$fin->{-and}} == 1 ) {
my $piece = (delete $fin->{-and})->[0];
if (ref $piece eq 'ARRAY') {
return unless @w;
if ( @w == 1 ) {
- return ( ref $w[0] )
+ return ( length ref $w[0] )
? $self->_collapse_cond($w[0])
: { $w[0] => undef }
;
}
- elsif ( @w == 2 and ! ref $w[0]) {
+ elsif ( @w == 2 and ! length ref $w[0]) {
if ( ( $w[0]||'' ) =~ /^\-and$/i ) {
return (ref $w[1] eq 'HASH' or ref $w[1] eq 'ARRAY')
? $self->_collapse_cond($w[1], (ref $w[1] eq 'ARRAY') )
my @conds;
while (@$pairs) {
- my ($lhs, $rhs) = @{ shift @$pairs };
+ my ($lhs, $rhs) = splice @$pairs, 0, 2;
if ($lhs eq '') {
push @conds, $self->_collapse_cond($rhs);
if (ref $rhs eq 'HASH' and ! keys %$rhs) {
# FIXME - SQLA seems to be doing... nothing...?
}
+ elsif (ref $rhs eq 'HASH' and keys %$rhs == 1 and exists $rhs->{-ident}) {
+ push @conds, { $lhs => { '=', $rhs } };
+ }
+ elsif (ref $rhs eq 'HASH' and keys %$rhs == 1 and exists $rhs->{-value} and is_plain_value $rhs->{-value}) {
+ push @conds, { $lhs => $rhs->{-value} };
+ }
elsif (ref $rhs eq 'HASH' and keys %$rhs == 1 and exists $rhs->{'='}) {
- for my $p ($self->_collapse_cond_unroll_pairs([ [ $lhs => $rhs->{'='} ] ])) {
-
- # extra sanity check
- if (keys %$p > 1) {
- require Data::Dumper::Concise;
- local $Data::Dumper::Deepcopy = 1;
- $self->throw_exception(
- "Internal error: unexpected collapse unroll:"
- . Data::Dumper::Concise::Dumper { in => { $lhs => $rhs }, out => $p }
- );
- }
+ if( is_literal_value $rhs->{'='}) {
+ push @conds, { $lhs => $rhs };
+ }
+ else {
+ for my $p ($self->_collapse_cond_unroll_pairs([ $lhs => $rhs->{'='} ])) {
+
+ # extra sanity check
+ if (keys %$p > 1) {
+ require Data::Dumper::Concise;
+ local $Data::Dumper::Deepcopy = 1;
+ $self->throw_exception(
+ "Internal error: unexpected collapse unroll:"
+ . Data::Dumper::Concise::Dumper { in => { $lhs => $rhs }, out => $p }
+ );
+ }
- my ($l, $r) = %$p;
+ my ($l, $r) = %$p;
- push @conds, ( ! length ref $r or is_plain_value($r) )
- ? { $l => $r }
- : { $l => { '=' => $r } }
- ;
+ push @conds, ( ! length ref $r or is_plain_value($r) )
+ ? { $l => $r }
+ : { $l => { '=' => $r } }
+ ;
+ }
}
}
elsif (ref $rhs eq 'ARRAY') {
if @$rhs == 1;
if( $rhs->[0] =~ /^\-and$/i ) {
- unshift @$pairs, map { [ $lhs => $_ ] } @{$rhs}[1..$#$rhs];
+ unshift @$pairs, map { $lhs => $_ } @{$rhs}[1..$#$rhs];
}
# if not an AND then it's an OR
elsif(@$rhs == 2) {
- unshift @$pairs, [ $lhs => $rhs->[1] ];
+ unshift @$pairs, $lhs => $rhs->[1];
}
else {
push @conds, { $lhs => $rhs };
}
}
elsif (@$rhs == 1) {
- unshift @$pairs, [ $lhs => $rhs->[0] ];
+ unshift @$pairs, $lhs => $rhs->[0];
}
else {
push @conds, { $lhs => $rhs };
# is instead used to infer inambiguous values from conditions
# (e.g. the inheritance of resultset conditions on new_result)
#
-my $undef_marker = \ do{ my $x = 'undef' };
sub _extract_fixed_condition_columns {
my ($self, $where, $consider_nulls) = @_;
my $where_hash = $self->_collapse_cond($_[1]);
my $vals;
if (!defined ($v = $where_hash->{$c}) ) {
- $vals->{$undef_marker} = $v if $consider_nulls
- }
- elsif (
- ! length ref $v
- or
- is_plain_value ($v)
- ) {
- $vals->{$v} = $v;
+ $vals->{UNDEF} = $v if $consider_nulls
}
elsif (
ref $v eq 'HASH'
and
keys %$v == 1
- and
- ref $v->{'='}
- and
+ ) {
+ if (exists $v->{-value}) {
+ if (defined $v->{-value}) {
+ $vals->{"VAL_$v->{-value}"} = $v->{-value}
+ }
+ elsif( $consider_nulls ) {
+ $vals->{UNDEF} = $v->{-value};
+ }
+ }
# do not need to check for plain values - _collapse_cond did it for us
- is_literal_value($v->{'='})
+ elsif(length ref $v->{'='} and is_literal_value($v->{'='}) ) {
+ $vals->{ 'SER_' . serialize $v->{'='} } = $v->{'='};
+ }
+ }
+ elsif (
+ ! length ref $v
+ or
+ is_plain_value ($v)
) {
- $vals->{$v->{'='}} = $v->{'='};
+ $vals->{"VAL_$v"} = $v;
}
elsif (ref $v eq 'ARRAY' and ($v->[0]||'') eq '-and') {
for ( @{$v}[1..$#$v] ) {
my $subval = $self->_extract_fixed_condition_columns({ $c => $_ }, 'consider nulls'); # always fish nulls out on recursion
next unless exists $subval->{$c}; # didn't find anything
- $vals->{defined $subval->{$c} ? $subval->{$c} : $undef_marker} = $subval->{$c};
+ $vals->{
+ ! defined $subval->{$c} ? 'UNDEF'
+ : ( ! length ref $subval->{$c} or is_plain_value $subval->{$c} ) ? "VAL_$subval->{$c}"
+ : ( 'SER_' . serialize $subval->{$c} )
+ } = $subval->{$c};
}
}
if (keys %$vals == 1) {
($res->{$c}) = (values %$vals)
- unless !$consider_nulls and exists $vals->{$undef_marker};
+ unless !$consider_nulls and exists $vals->{UNDEF};
}
elsif (keys %$vals > 1) {
$res->{$c} = UNRESOLVABLE_CONDITION;
projects / dbsrgits/DBIx-Class.git / blobdiff