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DBIx::Introspector::Driver; |
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use Moo; |
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has name => ( |
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is => 'ro', |
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required => 1, |
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); |
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has _connected_determination_strategy => ( |
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is => 'ro', |
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default => sub { sub { 1 } }, |
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init_arg => 'connected_determination_strategy', |
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); |
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has _unconnected_determination_strategy => ( |
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is => 'ro', |
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default => sub { sub { 1 } }, |
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init_arg => 'unconnected_determination_strategy', |
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); |
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has _connected_options => ( |
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is => 'ro', |
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builder => sub { |
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+{ |
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_introspector_driver => sub { $_[0]->name }, |
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} |
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}, |
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init_arg => 'connected_options', |
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); |
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has _unconnected_options => ( |
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is => 'ro', |
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builder => sub { |
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+{ |
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_introspector_driver => sub { $_[0]->name }, |
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} |
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}, |
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init_arg => 'unconnected_options', |
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); |
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has _parents => ( |
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is => 'ro', |
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default => sub { +[] }, |
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init_arg => 'parents', |
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); |
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sub _add_connected_option { |
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my ($self, $key, $value) = @_; |
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1
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$self->_connected_options->{$key} = $value |
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} |
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sub _add_unconnected_option { |
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my ($self, $key, $value) = @_; |
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$self->_unconnected_options->{$key} = $value |
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} |
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sub _determine { |
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my ($self, $dbh, $dsn) = @_; |
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64
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my $connected_strategy = $self->_connected_determination_strategy; |
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100
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return $self->$connected_strategy($dbh, $dsn) if $dbh; |
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my $unconnected_strategy = $self->_unconnected_determination_strategy; |
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$self->$unconnected_strategy($dsn) |
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} |
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sub _get_when_unconnected { |
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my ($self, $args) = @_; |
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75
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my $drivers_by_name = $args->{drivers_by_name}; |
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my $key = $args->{key}; |
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78
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19
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100
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if (exists $self->_unconnected_options->{$key}) { |
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100
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36
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79
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8
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my $option = $self->_unconnected_options->{$key}; |
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81
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8
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100
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66
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return $option->($self, $args->{dbh}) |
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if ref $option && ref $option eq 'CODE'; |
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2
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return $option; |
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} |
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elsif (@{$self->_parents}) { |
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8
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my @p = @{$self->_parents}; |
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8
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19
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87
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8
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for my $parent (@p) { |
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8
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my $driver = $drivers_by_name->{$parent}; |
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8
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50
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die "no such driver <$parent>" unless $driver; |
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8
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my $ret = $driver->_get_when_unconnected($args); |
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8
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100
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return $ret if defined $ret |
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} |
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} |
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return undef |
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9
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} |
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97
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sub _get_when_connected { |
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24
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24
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my ($self, $args) = @_; |
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100
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24
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31
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my $drivers_by_name = $args->{drivers_by_name}; |
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24
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my $key = $args->{key}; |
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103
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24
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100
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if (exists $self->_connected_options->{$key}) { |
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16
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100
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57
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104
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8
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my $option = $self->_connected_options->{$key}; |
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106
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8
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50
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33
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return $option->($self, $args->{dbh}, $args->{dsn}) |
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if ref $option && ref $option eq 'CODE'; |
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0
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0
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return $option; |
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} |
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elsif (@{$self->_parents}) { |
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12
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my @p = @{$self->_parents}; |
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29
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112
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for my $parent (@p) { |
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my $driver = $drivers_by_name->{$parent}; |
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12
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50
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die "no such driver <$parent>" unless $driver; |
115
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12
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my $ret = $driver->_get_when_connected($args); |
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12
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100
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58
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return $ret if $ret |
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} |
118
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} |
119
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return undef |
120
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12
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} |
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122
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sub _get_info_from_dbh { |
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0
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0
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my ($self, $dbh, $info) = @_; |
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125
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0
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0
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if ($info =~ /[^0-9]/) { |
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0
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require DBI::Const::GetInfoType; |
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0
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$info = $DBI::Const::GetInfoType::GetInfoType{$info}; |
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0
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0
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die "Info type '$_[1]' not provided by DBI::Const::GetInfoType" |
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unless defined $info; |
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} |
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132
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0
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$dbh->get_info($info); |
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} |
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135
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1; |