1 package # hide from PAUSE
2 DBIx::Class::Componentised;
7 use base 'Class::C3::Componentised';
8 use Carp::Clan qw/^DBIx::Class|^Class::C3::Componentised/;
13 # this warns of subtle bugs introduced by UTF8Columns hacky handling of store_column
14 # if and only if it is placed before something overriding store_column
17 my ($target, @complist) = @_;
19 # we already did load the component
20 my $keep_checking = ! (
21 $target->isa ('DBIx::Class::UTF8Columns')
23 $target->isa ('DBIx::Class::ForceUTF8')
28 while ($keep_checking && @complist) {
30 @target_isa = do { no strict 'refs'; @{"$target\::ISA"} }
33 my $comp = pop @complist;
35 # warn here on use of either component, as we have no access to ForceUTF8,
36 # the author does not respond, and the Catalyst wiki used to recommend it
37 for (qw/DBIx::Class::UTF8Columns DBIx::Class::ForceUTF8/) {
38 if ($comp->isa ($_) ) {
39 $keep_checking = 0; # no use to check from this point on
40 carp "Use of $_ is strongly discouraged. See documentation of DBIx::Class::UTF8Columns for more info\n"
41 unless ($warned->{UTF8Columns}++ || $ENV{DBIC_UTF8COLUMNS_OK});
46 # something unset $keep_checking - we got a unicode mangler
47 if (! $keep_checking) {
49 my $base_store_column = do { require DBIx::Class::Row; DBIx::Class::Row->can ('store_column') };
52 for my $existing_comp (@target_isa) {
53 my $sc = $existing_comp->can ('store_column')
56 if ($sc ne $base_store_column) {
58 my $definer = B::svref_2object($sc)->STASH->NAME;
59 push @broken, ($definer eq $existing_comp)
61 : "$existing_comp (via $definer)"
66 carp "Incorrect loading order of $comp by $target will affect other components overriding 'store_column' ("
67 . join (', ', @broken)
68 .'). Refer to the documentation of DBIx::Class::UTF8Columns for more info'
72 unshift @target_isa, $comp;
75 $class->next::method(@_);