release

[dbsrgits/DBIx-Class-Schema-Loader.git] / lib / DBIx / Class / Schema / Loader / DBI / mysql.pm

diff --git a/lib/DBIx/Class/Schema/Loader/DBI/mysql.pm b/lib/DBIx/Class/Schema/Loader/DBI/mysql.pm
index 0f5a1f2..60530b3 100644 (file)
--- a/lib/DBIx/Class/Schema/Loader/DBI/mysql.pm
+++ b/lib/DBIx/Class/Schema/Loader/DBI/mysql.pm
@@ -6,7 +6,7 @@ use base 'DBIx::Class::Schema::Loader::DBI';
 use Carp::Clan qw/^DBIx::Class/;
 use Class::C3;
 
-our $VERSION = '0.03999_01';
+our $VERSION = '0.06001';
 
 =head1 NAME
 
@@ -27,15 +27,25 @@ See L<DBIx::Class::Schema::Loader::Base>.
 
 =cut
 
+sub _tables_list { 
+    my ($self, $opts) = @_;
+
+    return $self->next::method($opts, undef, undef);
+}
+
 sub _table_fk_info {
     my ($self, $table) = @_;
 
     my $dbh = $self->schema->storage->dbh;
-    my $table_def_ref = $dbh->selectrow_arrayref("SHOW CREATE TABLE $table")
+    my $table_def_ref = $dbh->selectrow_arrayref("SHOW CREATE TABLE `$table`")
         or croak ("Cannot get table definition for $table");
     my $table_def = $table_def_ref->[1] || '';
-    
-    my (@reldata) = ($table_def =~ /CONSTRAINT `.*` FOREIGN KEY \(`(.*)`\) REFERENCES `(.*)` \(`(.*)`\)/ig);
+
+    my $qt = qr/["`]/;
+
+    my (@reldata) = ($table_def =~
+        /CONSTRAINT $qt.*$qt FOREIGN KEY \($qt(.*)$qt\) REFERENCES $qt(.*)$qt \($qt(.*)$qt\)/ig
+    );
 
     my @rels;
     while (scalar @reldata > 0) {
@@ -43,10 +53,10 @@ sub _table_fk_info {
         my $f_table = shift @reldata;
         my $f_cols = shift @reldata;
 
-        my @cols   = map { s/\Q$self->{_quoter}\E//; lc $_ }
+        my @cols   = map { s/(?: \Q$self->{_quoter}\E | $qt )//x; lc $_ }
             split(/\s*,\s*/, $cols);
 
-        my @f_cols = map { s/\Q$self->{_quoter}\E//; lc $_ }
+        my @f_cols = map { s/(?: \Q$self->{_quoter}\E | $qt )//x; lc $_ }
             split(/\s*,\s*/, $f_cols);
 
         push(@rels, {
@@ -67,7 +77,7 @@ sub _mysql_table_get_keys {
     if(!exists($self->{_cache}->{_mysql_keys}->{$table})) {
         my %keydata;
         my $dbh = $self->schema->storage->dbh;
-        my $sth = $dbh->prepare("SHOW INDEX FROM $table");
+        my $sth = $dbh->prepare('SHOW INDEX FROM '.$self->_table_as_sql($table));
         $sth->execute;
         while(my $row = $sth->fetchrow_hashref) {
             next if $row->{Non_unique};
@@ -105,11 +115,96 @@ sub _table_uniq_info {
     return \@uniqs;
 }
 
+sub _columns_info_for {
+    my $self = shift;
+    my ($table) = @_;
+
+    my $result = $self->next::method(@_);
+
+    my $dbh = $self->schema->storage->dbh;
+
+    while (my ($col, $info) = each %$result) {
+        delete $info->{size}
+            unless $info->{data_type} =~ /^(?: (?:var)?(?:char(?:acter)?|binary) | bit | year)\z/ix;
+
+        if ($info->{data_type} eq 'int') {
+            $info->{data_type} = 'integer';
+        }
+        elsif ($info->{data_type} eq 'double') {
+            $info->{data_type} = 'double precision';
+        }
+
+        my ($precision, $scale, $column_type) = eval { $dbh->selectrow_array(<<'EOF', {}, lc $table, lc $col) };
+SELECT numeric_precision, numeric_scale, column_type
+FROM information_schema.columns
+WHERE lower(table_name) = ? AND lower(column_name) = ?
+EOF
+        $column_type = '' if not defined $column_type;
+
+        if ($info->{data_type} eq 'bit' && (not exists $info->{size})) {
+            $info->{size} = $precision if defined $precision;
+        }
+        elsif ($info->{data_type} =~ /^(?:float|double precision|decimal)\z/) {
+            if (defined $precision && defined $scale) {
+                if ($precision == 10 && $scale == 0) {
+                    delete $info->{size};
+                }
+                else {
+                    $info->{size} = [$precision,$scale];
+                }
+            }
+        }
+        elsif ($info->{data_type} eq 'year') {
+            if ($column_type =~ /\(2\)/) {
+                $info->{size} = 2;
+            }
+            elsif ($column_type =~ /\(4\)/ || $info->{size} == 4) {
+                delete $info->{size};
+            }
+        }
+    }
+
+    return $result;
+}
+
+sub _extra_column_info {
+    no warnings 'uninitialized';
+    my ($self, $table, $col, $info, $dbi_info) = @_;
+    my %extra_info;
+
+    if ($dbi_info->{mysql_is_auto_increment}) {
+        $extra_info{is_auto_increment} = 1
+    }
+    if ($dbi_info->{mysql_type_name} =~ /\bunsigned\b/i) {
+        $extra_info{extra}{unsigned} = 1;
+    }
+    if ($dbi_info->{mysql_values}) {
+        $extra_info{extra}{list} = $dbi_info->{mysql_values};
+    }
+    if (   $dbi_info->{COLUMN_DEF}      =~ /^CURRENT_TIMESTAMP\z/i
+        && $dbi_info->{mysql_type_name} =~ /^TIMESTAMP\z/i) {
+
+        $extra_info{default_value} = \'CURRENT_TIMESTAMP';
+    }
+
+    return \%extra_info;
+}
+
 =head1 SEE ALSO
 
 L<DBIx::Class::Schema::Loader>, L<DBIx::Class::Schema::Loader::Base>,
 L<DBIx::Class::Schema::Loader::DBI>
 
+=head1 AUTHOR
+
+See L<DBIx::Class::Schema::Loader/AUTHOR> and L<DBIx::Class::Schema::Loader/CONTRIBUTORS>.
+
+=head1 LICENSE
+
+This library is free software; you can redistribute it and/or modify it under
+the same terms as Perl itself.
+
 =cut
 
 1;
+# vim:et sw=4 sts=4 tw=0: