use Data::Dumper;
use Carp;
use Scalar::Util qw(weaken);
+use List::MoreUtils qw(all pairwise);
use Rose::Object::MakeMethods::Generic scalar => [ qw(
- _specs _errors
+ _specs _row_class _row_spec _errors
) ];
+use SL::Helper::Csv::Error;
+
sub new {
my ($class, $parent) = @_;
my $self = bless { }, $class;
}
sub dispatch {
- my ($self, $obj, $line) = @_;
+ my ($self, $line) = @_;
+
+ my $class = $self->_class_by_line($line);
+ croak 'no class given' unless $class;
+
+ eval "require " . $class;
+ my $obj = $class->new;
- for my $spec (@{ $self->_specs }) {
+ my $specs = $self->_specs_by_line($line);
+ for my $spec (@{ $specs }) {
$self->apply($obj, $spec, $line->{$spec->{key}});
}
+
+ return $obj;
}
+sub _class_by_line {
+ my ($self, $line) = @_;
+
+ # initialize lookup hash if not already done
+ if ($self->_csv->is_multiplexed && ! defined $self->_row_class ) {
+ $self->_row_class({ map { $_->{row_ident} => $_->{class} } @{ $self->_csv->profile } });
+ }
+
+ if ($self->_csv->is_multiplexed) {
+ return $self->_row_class->{$line->{datatype}};
+ } else {
+ return $self->_csv->profile->[0]->{class};
+ }
+}
+
+sub _specs_by_line {
+ my ($self, $line) = @_;
+
+ # initialize lookup hash if not already done
+ if ($self->_csv->is_multiplexed && ! defined $self->_row_spec ) {
+ $self->_row_spec({ pairwise { no warnings 'once'; $a->{row_ident} => $b } @{ $self->_csv->profile }, @{ $self->_specs } });
+ }
+
+ if ($self->_csv->is_multiplexed) {
+ return $self->_row_spec->{$line->{datatype}};
+ } else {
+ return $self->_specs->[0];
+ }
+}
+
+
sub apply {
my ($self, $obj, $spec, $value) = @_;
return unless $value;
for my $step (@{ $spec->{steps} }) {
- my ($acc, $class) = @$step;
+ my ($acc, $class, $index) = @$step;
if ($class) {
- eval "require $class; 1" or die "could not load class '$class'";
- $obj->$acc($class->new) if ! $$obj->$acc;
- $obj = $obj->$acc;
+
+ # autovifify
+ if (defined $index) {
+ if (! $obj->$acc || !$obj->$acc->[$index]) {
+ my @objects = $obj->$acc;
+ $obj->$acc(@objects, map { $class->new } 0 .. $index - @objects);
+ }
+ $obj = $obj->$acc->[$index];
+ } else {
+ if (! $obj->$acc) {
+ $obj->$acc($class->new);
+ }
+ $obj = $obj->$acc;
+ }
+
} else {
$obj->$acc($value);
}
}
sub is_known {
- my ($self, $col) = @_;
- return grep { $col eq $_->{key} } $self->_specs;
+ my ($self, $col, $row) = @_;
+ return grep { $col eq $_->{key} } @{ $self->_specs->[$row // 0] };
}
sub parse_profile {
my ($self, %params) = @_;
- my $header = $self->_csv->header;
- my $profile = $self->_csv->profile;
my @specs;
- for my $col (@$header) {
- next unless $col;
- push @specs, $self->make_spec($col, $profile->{$col} || $col);
+ my $csv_profile = $self->_csv->profile;
+ my $h_aref = ($self->_csv->is_multiplexed)? $self->_csv->header : [ $self->_csv->header ];
+ my $i = 0;
+ foreach my $header (@{ $h_aref }) {
+ my $spec = $self->_parse_profile(profile => $csv_profile->[$i]->{profile},
+ mapping => $csv_profile->[$i]->{mapping},
+ class => $csv_profile->[$i]->{class},
+ header => $header);
+ push @specs, $spec;
+ $i++;
}
$self->_specs(\@specs);
+
$self->_csv->_push_error($self->errors);
+
return ! $self->errors;
}
+sub _parse_profile {
+ my ($self, %params) = @_;
+
+ my $profile = $params{profile} // {};
+ my $class = $params{class};
+ my $header = $params{header};
+ my $mapping = $params{mapping};
+
+ my @specs;
+
+ for my $col (@$header) {
+ next unless $col;
+ if (exists $mapping->{$col} && $profile->{$mapping->{$col}}) {
+ push @specs, $self->make_spec($col, $profile->{$mapping->{$col}}, $class);
+ } elsif (exists $mapping->{$col} && !%{ $profile }) {
+ push @specs, $self->make_spec($col, $mapping->{$col}, $class);
+ } elsif (exists $profile->{$col}) {
+ push @specs, $self->make_spec($col, $profile->{$col}, $class);
+ } else {
+ if ($self->_csv->strict_profile) {
+ $self->unknown_column($col, undef);
+ } else {
+ push @specs, $self->make_spec($col, $col, $class);
+ }
+ }
+ }
+
+ return \@specs;
+}
+
sub make_spec {
- my ($self, $col, $path) = @_;
+ my ($self, $col, $path, $cur_class) = @_;
+
+ my $spec = { key => $col, path => $path, steps => [] };
+
+ return unless $path;
- my $spec = { key => $col, steps => [] };
- my $cur_class = $self->_csv->class;
+ return unless $cur_class;
- for my $step ( split /\./, $path ) {
+ for my $step_index ( split /\.(?!\d)/, $path ) {
+ my ($step, $index) = split /\./, $step_index;
if ($cur_class->can($step)) {
- if ($cur_class->meta->relationship($step)) { #a
- my $next_class = $cur_class->meta->relationsship($step)->class;
- push @{ $spec->{steps} }, [ $step, $next_class ];
- $cur_class = $next_class;
+ if (my $rel = $cur_class->meta->relationship($step)) { #a
+ if ($index && ! $rel->isa('Rose::DB::Object::Metadata::Relationship::OneToMany')) {
+ $self->_push_error([
+ $path,
+ undef,
+ "Profile path error. Indexed relationship is not OneToMany around here: '$step_index'",
+ undef,
+ 0,
+ ]);
+ return;
+ } else {
+ my $next_class = $cur_class->meta->relationship($step)->class;
+ push @{ $spec->{steps} }, [ $step, $next_class, $index ];
+ $cur_class = $next_class;
+ eval "require $cur_class; 1" or die "could not load class '$cur_class'";
+ }
} else { # simple dispatch
push @{ $spec->{steps} }, [ $step ];
last;
sub _push_error {
my ($self, @errors) = @_;
- my @new_errors = ($self->errors, @errors);
+ my @new_errors = ($self->errors, map { SL::Helper::Csv::Error->new(@$_) } @errors);
$self->_errors(\@new_errors);
}
projects / kivitendo-erp.git / blobdiff