use Carp::Clan '^DBIx::Class::DeploymentHandler';
use SQL::Translator;
+BEGIN {
+ use Moose::Util::TypeConstraints;
+ subtype 'DBIx::Class::DeploymentHandler::Databases'
+ => as 'ArrayRef[Str]';
+
+ coerce 'DBIx::Class::DeploymentHandler::Databases'
+ => from 'Str'
+ => via { [$_] };
+ no Moose::Util::TypeConstraints;
+}
+
has schema => (
isa => 'DBIx::Class::Schema',
is => 'ro',
);
has databases => (
- # make this coerce from Str
- isa => 'ArrayRef[Str]',
- is => 'ro',
+ coerce => 1,
+ isa => 'DBIx::Class::DeploymentHandler::Databases',
+ is => 'ro',
default => sub { [qw( MySQL SQLite PostgreSQL )] },
);
default => sub { {} },
);
+method deployment_statements {
+ my $dir = $self->upgrade_directory;
+ my $schema = $self->schema;
+ my $type = $self->storage->sqlt_type;
+ my $sqltargs = $self->sqltargs;
+ my $version = $schema->schema_version || '1.x';
+
+ my $filename = $schema->ddl_filename($type, $version, $dir);
+ if(-f $filename)
+ {
+ my $file;
+ open($file, "<$filename")
+ or $self->throw_exception("Can't open $filename ($!)");
+ my @rows = <$file>;
+ close($file);
+ return join('', @rows);
+ }
+
+ # sources needs to be a parser arg, but for simplicty allow at top level
+ # coming in
+ $sqltargs->{parser_args}{sources} = delete $sqltargs->{sources}
+ if exists $sqltargs->{sources};
+
+ my $tr = SQL::Translator->new(
+ producer => "SQL::Translator::Producer::${type}",
+ %$sqltargs,
+ parser => 'SQL::Translator::Parser::DBIx::Class',
+ data => $schema,
+ );
+
+ my @ret;
+ my $wa = wantarray;
+ if ($wa) {
+ @ret = $tr->translate;
+ }
+ else {
+ $ret[0] = $tr->translate;
+ }
+
+ $schema->throw_exception( 'Unable to produce deployment statements: ' . $tr->error)
+ unless (@ret && defined $ret[0]);
+
+ return $wa ? @ret : $ret[0];
+}
+
+method deploy {
+ my $schema = $self->schema;
+ my $type = undef;
+ my $sqltargs = $self->sqltargs;
+ my $dir = $self->upgrade_directory;
+ my $storage = $self->storage;
+
+ my $deploy = sub {
+ my $line = shift;
+ return if($line =~ /^--/);
+ return if(!$line);
+ # next if($line =~ /^DROP/m);
+ return if($line =~ /^BEGIN TRANSACTION/m);
+ return if($line =~ /^COMMIT/m);
+ return if $line =~ /^\s+$/; # skip whitespace only
+ $storage->_query_start($line);
+ eval {
+ # do a dbh_do cycle here, as we need some error checking in
+ # place (even though we will ignore errors)
+ $storage->dbh_do (sub { $_[1]->do($line) });
+ };
+ if ($@) {
+ carp "$@ (running '${line}')"
+ }
+ $storage->_query_end($line);
+ };
+ my @statements = $self->deployment_statements($schema, $type, undef, $dir, { %{ $sqltargs || {} }, no_comments => 1 } );
+ if (@statements > 1) {
+ foreach my $statement (@statements) {
+ $deploy->( $statement );
+ }
+ }
+ elsif (@statements == 1) {
+ foreach my $line ( split(";\n", $statements[0])) {
+ $deploy->( $line );
+ }
+ }
+}
+
method _build_version_rs {
$self->schema->set_us_up_the_bomb;
$self->schema->resultset('__VERSION')
$new_version ||= $self->schema_version;
if ($new_version) {
- $self->schema->deploy;
+ $self->deploy();
$self->version_rs->create({
version => $new_version,
or $self->throw_exception ($sqlt->error);
foreach my $db (@$databases) {
- $sqlt->reset();
+ $sqlt->reset;
$sqlt->{schema} = $sqlt_schema;
$sqlt->producer($db);
- my $file;
- my $filename = $schema->ddl_filename($db, $version, $dir);
+ my $filename = $self->ddl_filename($db, $version, $dir);
if (-e $filename && ($version eq $schema_version )) {
# if we are dumping the current version, overwrite the DDL
carp "Overwriting existing DDL file - $filename";
- unlink($filename);
+ unlink $filename;
}
my $output = $sqlt->translate;
carp("Failed to translate to $db, skipping. (" . $sqlt->error . ")");
next;
}
- if(!open($file, ">$filename")) {
+ my $file;
+ unless( open $file, q(>), $filename ) {
$self->throw_exception("Can't open $filename for writing ($!)");
next;
}
- print $file $output;
- close($file);
+ print {$file} $output;
+ close $file;
- next unless ($preversion);
+ next unless $preversion;
require SQL::Translator::Diff;
- my $prefilename = $schema->ddl_filename($db, $preversion, $dir);
- if(!-e $prefilename) {
+ my $prefilename = $self->ddl_filename($db, $preversion, $dir);
+ unless(-e $prefilename) {
carp("No previous schema file found ($prefilename)");
next;
}
- my $difffile = $schema->ddl_filename($db, $version, $dir, $preversion);
- if(-e $difffile) {
- carp("Overwriting existing diff file - $difffile");
- unlink($difffile);
+ my $diff_file = $self->ddl_filename($db, $version, $dir, $preversion);
+ if(-e $diff_file) {
+ carp("Overwriting existing diff file - $diff_file");
+ unlink $diff_file;
}
my $source_schema;
{
- my $t = SQL::Translator->new($sqltargs);
- $t->debug( 0 );
- $t->trace( 0 );
+ my $t = SQL::Translator->new({
+ %{$sqltargs},
+ debug => 0,
+ trace => 0,
+ });
- $t->parser( $db )
+ $t->parser( $db ) # could this really throw an exception?
or $self->throw_exception ($t->error);
my $out = $t->translate( $prefilename )
$source_schema = $t->schema;
$source_schema->name( $prefilename )
- unless ( $source_schema->name );
+ unless $source_schema->name;
}
# The "new" style of producers have sane normalization and can support
my $dest_schema = $sqlt_schema;
unless ( "SQL::Translator::Producer::$db"->can('preprocess_schema') ) {
- my $t = SQL::Translator->new($sqltargs);
- $t->debug( 0 );
- $t->trace( 0 );
+ my $t = SQL::Translator->new({
+ %{$sqltargs},
+ debug => 0,
+ trace => 0,
+ });
- $t->parser( $db )
+ $t->parser( $db ) # could this really throw an exception?
or $self->throw_exception ($t->error);
my $out = $t->translate( $filename )
unless $dest_schema->name;
}
- my $diff = SQL::Translator::Diff::schema_diff($source_schema, $db,
- $dest_schema, $db,
- $sqltargs
- );
- if(!open $file, ">$difffile") {
- $self->throw_exception("Can't write to $difffile ($!)");
+ my $diff = SQL::Translator::Diff::schema_diff(
+ $source_schema, $db,
+ $dest_schema, $db,
+ $sqltargs
+ );
+ unless(open $file, q(>), $diff_file) {
+ $self->throw_exception("Can't write to $diff_file ($!)");
next;
}
- print $file $diff;
- close($file);
+ print {$file} $diff;
+ close $file;
}
}