X-Git-Url: http://git.shadowcat.co.uk/gitweb/gitweb.cgi?a=blobdiff_plain;f=lib%2FDBIx%2FClass%2FSchema%2FLoader%2FBase.pm;h=5c395b925c7309e47cab2270cdb0a2654c1faa04;hb=0faae4b8a8a08f1442ea2cf7dcd03bc14ef38cd3;hp=ba188d8746795ab2162f9ddd3c19a340d026e741;hpb=04e60ed2698d8c8cf2d817cace84f94827bbbc4f;p=dbsrgits%2FDBIx-Class-Schema-Loader.git diff --git a/lib/DBIx/Class/Schema/Loader/Base.pm b/lib/DBIx/Class/Schema/Loader/Base.pm index ba188d8..5c395b9 100644 --- a/lib/DBIx/Class/Schema/Loader/Base.pm +++ b/lib/DBIx/Class/Schema/Loader/Base.pm @@ -3,6 +3,7 @@ package DBIx::Class::Schema::Loader::Base; use strict; use warnings; use base qw/Class::Accessor::Grouped Class::C3::Componentised/; +use namespace::autoclean; use Class::C3; use Carp::Clan qw/^DBIx::Class/; use DBIx::Class::Schema::Loader::RelBuilder; @@ -14,9 +15,13 @@ use Digest::MD5 qw//; use Lingua::EN::Inflect::Number qw//; use File::Temp qw//; use Class::Unload; +use Class::Inspector (); +use Data::Dumper::Concise; +use Scalar::Util 'looks_like_number'; +use File::Slurp 'slurp'; require DBIx::Class; -our $VERSION = '0.04999_14'; +our $VERSION = '0.05003'; __PACKAGE__->mk_group_ro_accessors('simple', qw/ schema @@ -32,6 +37,7 @@ __PACKAGE__->mk_group_ro_accessors('simple', qw/ skip_relationships skip_load_external moniker_map + custom_column_info inflect_singular inflect_plural debug @@ -53,6 +59,8 @@ __PACKAGE__->mk_group_ro_accessors('simple', qw/ monikers dynamic naming + datetime_timezone + datetime_locale /); @@ -65,6 +73,9 @@ __PACKAGE__->mk_group_accessors('simple', qw/ _rewriting_result_namespace use_namespaces result_namespace + generate_pod + pod_comment_mode + pod_comment_spillover_length /); =head1 NAME @@ -158,6 +169,48 @@ next major version upgrade: __PACKAGE__->naming('v5'); +=head2 generate_pod + +By default POD will be generated for columns and relationships, using database +metadata for the text if available and supported. + +Reading database metadata (e.g. C) is only +supported for Postgres right now. + +Set this to C<0> to turn off all POD generation. + +=head2 pod_comment_mode + +Controls where table comments appear in the generated POD. Smaller table +comments are appended to the C section of the documentation, and larger +ones are inserted into C instead. You can force a C +section to be generated with the comment always, only use C, or choose +the length threshold at which the comment is forced into the description. + +=over 4 + +=item name + +Use C section only. + +=item description + +Force C always. + +=item auto + +Use C if length > L, this is the +default. + +=back + +=head2 pod_comment_spillover_length + +When pod_comment_mode is set to C, this is the length of the comment at +which it will be forced into a separate description section. + +The default is C<60> + =head2 relationship_attrs Hashref of attributes to pass to each generated relationship, listed @@ -333,15 +386,52 @@ made to Loader-generated code. Again, you should be using version control on your schema classes. Be careful with this option. +=head2 custom_column_info + +Hook for adding extra attributes to the +L for a column. + +Must be a coderef that returns a hashref with the extra attributes. + +Receives the table name, column name and column_info. + +For example: + + custom_column_info => sub { + my ($table_name, $column_name, $column_info) = @_; + + if ($column_name eq 'dog' && $column_info->{default_value} eq 'snoopy') { + return { is_snoopy => 1 }; + } + }, + +This attribute can also be used to set C on a non-datetime +column so it also receives the L and/or L. + +=head2 datetime_timezone + +Sets the timezone attribute for L for all +columns with the DATE/DATETIME/TIMESTAMP data_types. + +=head2 datetime_locale + +Sets the locale attribute for L for all +columns with the DATE/DATETIME/TIMESTAMP data_types. + =head1 METHODS None of these methods are intended for direct invocation by regular -users of L. Anything you can find here -can also be found via standard L methods somehow. +users of L. Some are proxied via +L. =cut -use constant CURRENT_V => 'v5'; +my $CURRENT_V = 'v5'; + +my @CLASS_ARGS = qw( + schema_base_class result_base_class additional_base_classes + left_base_classes additional_classes components resultset_components +); # ensure that a peice of object data is a valid arrayref, creating # an empty one or encapsulating whatever's there. @@ -376,6 +466,8 @@ sub new { resultset_components /); + $self->_validate_class_args; + push(@{$self->{components}}, 'ResultSetManager') if @{$self->{resultset_components}}; @@ -411,14 +503,21 @@ sub new { if ($self->naming) { for (values %{ $self->naming }) { - $_ = CURRENT_V if $_ eq 'current'; + $_ = $CURRENT_V if $_ eq 'current'; } } $self->{naming} ||= {}; + if ($self->custom_column_info && ref $self->custom_column_info ne 'CODE') { + croak 'custom_column_info must be a CODE ref'; + } + $self->_check_back_compat; $self->use_namespaces(1) unless defined $self->use_namespaces; + $self->generate_pod(1) unless defined $self->generate_pod; + $self->pod_comment_mode('auto') unless defined $self->pod_comment_mode; + $self->pod_comment_spillover_length(60) unless defined $self->pod_comment_spillover_length; $self; } @@ -518,7 +617,7 @@ EOF my ($v) = $real_ver =~ /([1-9])/; $v = "v$v"; - last if $v eq CURRENT_V || $real_ver =~ /^0\.\d\d999/; + last if $v eq $CURRENT_V || $real_ver =~ /^0\.\d\d999/; if (not %{ $self->naming }) { warn <<"EOF" unless $ENV{SCHEMA_LOADER_BACKCOMPAT}; @@ -548,14 +647,43 @@ EOF close $fh; } +sub _validate_class_args { + my $self = shift; + my $args = shift; + + foreach my $k (@CLASS_ARGS) { + next unless $self->$k; + + my @classes = ref $self->$k eq 'ARRAY' ? @{ $self->$k } : $self->$k; + foreach my $c (@classes) { + # components default to being under the DBIx::Class namespace unless they + # are preceeded with a '+' + if ( $k =~ m/components$/ && $c !~ s/^\+// ) { + $c = 'DBIx::Class::' . $c; + } + + # 1 == installed, 0 == not installed, undef == invalid classname + my $installed = Class::Inspector->installed($c); + if ( defined($installed) ) { + if ( $installed == 0 ) { + croak qq/$c, as specified in the loader option "$k", is not installed/; + } + } else { + croak qq/$c, as specified in the loader option "$k", is an invalid class name/; + } + } + } +} + sub _find_file_in_inc { my ($self, $file) = @_; foreach my $prefix (@INC) { my $fullpath = File::Spec->catfile($prefix, $file); return $fullpath if -f $fullpath - and Cwd::abs_path($fullpath) ne - (Cwd::abs_path(File::Spec->catfile($self->dump_directory, $file)) || ''); + # abs_path throws on Windows for nonexistant files + and eval { Cwd::abs_path($fullpath) } ne + (eval { Cwd::abs_path(File::Spec->catfile($self->dump_directory, $file)) } || ''); } return; @@ -670,9 +798,7 @@ sub _load_external { # upgrade. See skip_load_external to disable this feature. EOF - my $code = do { - local ($/, @ARGV) = (undef, $old_real_inc_path); <> - }; + my $code = slurp $old_real_inc_path; $code = $self->_rewrite_old_classnames($code); if ($self->dynamic) { @@ -1226,34 +1352,28 @@ sub _setup_src_meta { $self->_dbic_stmt($table_class,'table',$table_name); my $cols = $self->_table_columns($table); - my $col_info; - eval { $col_info = $self->_columns_info_for($table) }; - if($@) { - $self->_dbic_stmt($table_class,'add_columns',@$cols); - } - else { - if ($self->_is_case_sensitive) { - for my $col (keys %$col_info) { - $col_info->{$col}{accessor} = lc $col - if $col ne lc($col); - } - } else { - $col_info = { map { lc($_), $col_info->{$_} } keys %$col_info }; + my $col_info = $self->__columns_info_for($table); + if ($self->_is_case_sensitive) { + for my $col (keys %$col_info) { + $col_info->{$col}{accessor} = lc $col + if $col ne lc($col); } + } else { + $col_info = { map { lc($_), $col_info->{$_} } keys %$col_info }; + } - my $fks = $self->_table_fk_info($table); + my $fks = $self->_table_fk_info($table); - for my $fkdef (@$fks) { - for my $col (@{ $fkdef->{local_columns} }) { - $col_info->{$col}{is_foreign_key} = 1; - } + for my $fkdef (@$fks) { + for my $col (@{ $fkdef->{local_columns} }) { + $col_info->{$col}{is_foreign_key} = 1; } - $self->_dbic_stmt( - $table_class, - 'add_columns', - map { $_, ($col_info->{$_}||{}) } @$cols - ); } + $self->_dbic_stmt( + $table_class, + 'add_columns', + map { $_, ($col_info->{$_}||{}) } @$cols + ); my %uniq_tag; # used to eliminate duplicate uniqs @@ -1271,6 +1391,21 @@ sub _setup_src_meta { } +sub __columns_info_for { + my ($self, $table) = @_; + + my $result = $self->_columns_info_for($table); + + while (my ($col, $info) = each %$result) { + $info = { %$info, %{ $self->_custom_column_info ($table, $col, $info) } }; + $info = { %$info, %{ $self->_datetime_column_info($table, $col, $info) } }; + + $result->{$col} = $info; + } + + return $result; +} + =head2 tables Returns a sorted list of loaded tables, using the original database table @@ -1361,7 +1496,7 @@ sub _dbic_stmt { my $method = shift; # generate the pod for this statement, storing it with $self->_pod - $self->_make_pod( $class, $method, @_ ); + $self->_make_pod( $class, $method, @_ ) if $self->generate_pod; my $args = dump(@_); $args = '(' . $args . ')' if @_ < 2; @@ -1381,14 +1516,23 @@ sub _make_pod { if ( $method eq 'table' ) { my ($table) = @_; - $self->_pod( $class, "=head1 NAME" ); - my $table_descr = $class; + my $pcm = $self->pod_comment_mode; + my ($comment, $comment_overflows, $comment_in_name, $comment_in_desc); if ( $self->can('_table_comment') ) { - my $comment = $self->_table_comment($table); - $table_descr .= " - " . $comment if $comment; + $comment = $self->_table_comment($table); + $comment_overflows = ($comment and length $comment > $self->pod_comment_spillover_length); + $comment_in_name = ($pcm eq 'name' or ($pcm eq 'auto' and !$comment_overflows)); + $comment_in_desc = ($pcm eq 'description' or ($pcm eq 'auto' and $comment_overflows)); } + $self->_pod( $class, "=head1 NAME" ); + my $table_descr = $class; + $table_descr .= " - " . $comment if $comment and $comment_in_name; $self->{_class2table}{ $class } = $table; $self->_pod( $class, $table_descr ); + if ($comment and $comment_in_desc) { + $self->_pod( $class, "=head1 DESCRIPTION" ); + $self->_pod( $class, $comment ); + } $self->_pod_cut( $class ); } elsif ( $method eq 'add_columns' ) { $self->_pod( $class, "=head1 ACCESSORS" ); @@ -1400,9 +1544,18 @@ sub _make_pod { $self->_pod( $class, join "\n", map { my $s = $attrs->{$_}; - $s = !defined $s ? 'undef' : - length($s) == 0 ? '(empty string)' : - $s; + $s = !defined $s ? 'undef' : + length($s) == 0 ? '(empty string)' : + ref($s) eq 'SCALAR' ? $$s : + ref($s) ? do { + my $dd = Dumper; + $dd->Indent(0); + $dd->Values([$s]); + $dd->Dump; + } : + looks_like_number($s) ? $s : + qq{'$s'} + ; " $_: $s" } sort keys %$attrs, @@ -1437,7 +1590,6 @@ sub _pod_cut { $self->_raw_stmt( $class, "\n=cut\n" ); } - # Store a raw source line for a class (for dumping purposes) sub _raw_stmt { my ($self, $class, $stmt) = @_; @@ -1466,6 +1618,27 @@ sub _quote_table_name { sub _is_case_sensitive { 0 } +sub _custom_column_info { + my ( $self, $table_name, $column_name, $column_info ) = @_; + + if (my $code = $self->custom_column_info) { + return $code->($table_name, $column_name, $column_info) || {}; + } + return {}; +} + +sub _datetime_column_info { + my ( $self, $table_name, $column_name, $column_info ) = @_; + my $result = {}; + my $type = $column_info->{data_type} || ''; + if ((grep $_, @{ $column_info }{map "inflate_$_", qw/date datetime timestamp/}) + or ($type =~ /date|timestamp/i)) { + $result->{timezone} = $self->datetime_timezone if $self->datetime_timezone; + $result->{locale} = $self->datetime_locale if $self->datetime_locale; + } + return $result; +} + # remove the dump dir from @INC on destruction sub DESTROY { my $self = shift;