use warnings;
use base qw/DBIx::Class/;
use Carp::Clan qw/^DBIx::Class/;
+use Try::Tiny;
+use namespace::clean;
=head1 NAME
=head1 SYNOPSIS
-Load this component and then declare one or more
+Load this component and then declare one or more
columns to be of the datetime, timestamp or date datatype.
package Event;
- __PACKAGE__->load_components(qw/InflateColumn::DateTime Core/);
+ use base 'DBIx::Class::Core';
+
+ __PACKAGE__->load_components(qw/InflateColumn::DateTime/);
__PACKAGE__->add_columns(
starts_when => { data_type => 'datetime' }
create_date => { data_type => 'date' }
);
-NOTE: You B<must> load C<InflateColumn::DateTime> B<before> C<Core>. See
-L<DBIx::Class::Manual::Component> for details.
-
Then you can treat the specified column as a L<DateTime> object.
print "This event starts the month of ".
=head1 DESCRIPTION
-This module figures out the type of DateTime::Format::* class to
-inflate/deflate with based on the type of DBIx::Class::Storage::DBI::*
-that you are using. If you switch from one database to a different
+This module figures out the type of DateTime::Format::* class to
+inflate/deflate with based on the type of DBIx::Class::Storage::DBI::*
+that you are using. If you switch from one database to a different
one your code should continue to work without modification (though note
that this feature is new as of 0.07, so it may not be perfect yet - bug
reports to the list very much welcome).
If the data_type of a field is C<date>, C<datetime> or C<timestamp> (or
-a derivative of these datatypes, e.g. C<timestamp with timezone>, this
+a derivative of these datatypes, e.g. C<timestamp with timezone>), this
module will automatically call the appropriate parse/format method for
deflation/inflation as defined in the storage class. For instance, for
a C<datetime> field the methods C<parse_datetime> and C<format_datetime>
__PACKAGE__->load_components(qw/InflateColumn/);
-__PACKAGE__->mk_group_accessors('simple' => '__datetime_parser');
-
=head2 register_column
Chains with the L<DBIx::Class::Row/register_column> method, and sets
$info->{_ic_dt_method} ||= "timestamp_without_timezone";
} elsif ($type eq "smalldatetime") {
$type = "datetime";
- $info->{_ic_dt_method} ||= "datetime";
+ $info->{_ic_dt_method} ||= "smalldatetime";
}
}
- my $timezone;
if ( defined $info->{extra}{timezone} ) {
carp "Putting timezone into extra => { timezone => '...' } has been deprecated, ".
"please put it directly into the '$column' column definition.";
- $timezone = $info->{extra}{timezone};
+ $info->{timezone} = $info->{extra}{timezone} unless defined $info->{timezone};
}
- my $locale;
if ( defined $info->{extra}{locale} ) {
carp "Putting locale into extra => { locale => '...' } has been deprecated, ".
"please put it directly into the '$column' column definition.";
- $locale = $info->{extra}{locale};
+ $info->{locale} = $info->{extra}{locale} unless defined $info->{locale};
}
- $locale = $info->{locale} if defined $info->{locale};
- $timezone = $info->{timezone} if defined $info->{timezone};
-
my $undef_if_invalid = $info->{datetime_undef_if_invalid};
if ($type eq 'datetime' || $type eq 'date' || $type eq 'timestamp') {
inflate => sub {
my ($value, $obj) = @_;
- my $dt = eval { $obj->_inflate_to_datetime( $value, \%info ) };
- if (my $err = $@ ) {
- return undef if ($undef_if_invalid);
- $self->throw_exception ("Error while inflating ${value} for ${column} on ${self}: $err");
- }
-
- $dt->set_time_zone($timezone) if $timezone;
- $dt->set_locale($locale) if $locale;
- return $dt;
+ my $dt = try
+ { $obj->_inflate_to_datetime( $value, \%info ) }
+ catch {
+ $self->throw_exception ("Error while inflating ${value} for ${column} on ${self}: $_")
+ unless $undef_if_invalid;
+ undef; # rv
+ };
+
+ return (defined $dt)
+ ? $obj->_post_inflate_datetime( $dt, \%info )
+ : undef
+ ;
},
deflate => sub {
my ($value, $obj) = @_;
- if ($timezone) {
- carp "You're using a floating timezone, please see the documentation of"
- . " DBIx::Class::InflateColumn::DateTime for an explanation"
- if ref( $value->time_zone ) eq 'DateTime::TimeZone::Floating'
- and not $info{floating_tz_ok}
- and not $ENV{DBIC_FLOATING_TZ_OK};
- $value->set_time_zone($timezone);
- $value->set_locale($locale) if $locale;
- }
+
+ $value = $obj->_pre_deflate_datetime( $value, \%info );
$obj->_deflate_from_datetime( $value, \%info );
},
}
}
sub _datetime_parser {
- my $self = shift;
- if (my $parser = $self->__datetime_parser) {
- return $parser;
+ shift->result_source->storage->datetime_parser (@_);
+}
+
+sub _post_inflate_datetime {
+ my( $self, $dt, $info ) = @_;
+
+ $dt->set_time_zone($info->{timezone}) if defined $info->{timezone};
+ $dt->set_locale($info->{locale}) if defined $info->{locale};
+
+ return $dt;
+}
+
+sub _pre_deflate_datetime {
+ my( $self, $dt, $info ) = @_;
+
+ if (defined $info->{timezone}) {
+ carp "You're using a floating timezone, please see the documentation of"
+ . " DBIx::Class::InflateColumn::DateTime for an explanation"
+ if ref( $dt->time_zone ) eq 'DateTime::TimeZone::Floating'
+ and not $info->{floating_tz_ok}
+ and not $ENV{DBIC_FLOATING_TZ_OK};
+
+ $dt->set_time_zone($info->{timezone});
}
- my $parser = $self->result_source->storage->datetime_parser(@_);
- return $self->__datetime_parser($parser);
+
+ $dt->set_locale($info->{locale}) if defined $info->{locale};
+
+ return $dt;
}
1;
=over 4
-=item More information about the add_columns method, and column metadata,
+=item More information about the add_columns method, and column metadata,
can be found in the documentation for L<DBIx::Class::ResultSource>.
=item Further discussion of problems inherent to the Floating timezone:
- L<Floating DateTimes|DateTime/Floating_DateTimes>
+ L<Floating DateTimes|DateTime/Floating_DateTimes>
and L<< $dt->set_time_zone|DateTime/"Set" Methods >>
=back