package SQL::Translator::Producer::SQLite;
-# -------------------------------------------------------------------
-# Copyright (C) 2002-2009 SQLFairy Authors
-#
-# This program is free software; you can redistribute it and/or
-# modify it under the terms of the GNU General Public License as
-# published by the Free Software Foundation; version 2.
-#
-# This program is distributed in the hope that it will be useful, but
-# WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
-# General Public License for more details.
-#
-# You should have received a copy of the GNU General Public License
-# along with this program; if not, write to the Free Software
-# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
-# 02111-1307 USA
-# -------------------------------------------------------------------
-
=head1 NAME
SQL::Translator::Producer::SQLite - SQLite producer for SQL::Translator
use Data::Dumper;
use SQL::Translator::Schema::Constants;
use SQL::Translator::Utils qw(debug header_comment parse_dbms_version);
+use SQL::Translator::ProducerUtils;
+my $util = SQL::Translator::ProducerUtils->new( quote_chars => q(') );
-use vars qw[ $VERSION $DEBUG $WARN ];
-
-$VERSION = '1.59';
+our ( $DEBUG, $WARN );
+our $VERSION = '1.59';
$DEBUG = 0 unless defined $DEBUG;
$WARN = 0 unless defined $WARN;
}
}
-# -------------------------------------------------------------------
sub mk_name {
my ($name, $scope, $critical) = @_;
if ( my $prev = $scope->{ $name } ) {
my $name_orig = $name;
$name .= sprintf( "%02d", ++$prev );
- substr($name, $max_id_length - 3) = "00"
+ substr($name, $max_id_length - 3) = "00"
if length( $name ) > $max_id_length;
warn "The name '$name_orig' has been changed to ",
}
$scope->{ $name }++;
- return $name;
+ return $util->quote($name);
}
sub create_view {
my ($view, $options) = @_;
my $add_drop_view = $options->{add_drop_view};
- my $view_name = $view->name;
+ my $view_name = $util->quote($view->name);
+ $global_names{$view->name} = 1;
+
debug("PKG: Looking at view '${view_name}'\n");
# Header. Should this look like what mysqldump produces?
my $extra = $view->extra;
- my $create = '';
- $create .= "--\n-- View: ${view_name}\n--\n" unless $options->{no_comments};
- $create .= "DROP VIEW IF EXISTS $view_name;\n" if $add_drop_view;
- $create .= 'CREATE';
- $create .= " TEMPORARY" if exists($extra->{temporary}) && $extra->{temporary};
- $create .= ' VIEW';
- $create .= " IF NOT EXISTS" if exists($extra->{if_not_exists}) && $extra->{if_not_exists};
- $create .= " ${view_name}";
+ my @create;
+ push @create, "DROP VIEW IF EXISTS $view_name" if $add_drop_view;
+
+ my $create_view = 'CREATE';
+ $create_view .= " TEMPORARY" if exists($extra->{temporary}) && $extra->{temporary};
+ $create_view .= ' VIEW';
+ $create_view .= " IF NOT EXISTS" if exists($extra->{if_not_exists}) && $extra->{if_not_exists};
+ $create_view .= " ${view_name}";
if( my $sql = $view->sql ){
- $create .= " AS\n ${sql}";
+ $create_view .= " AS\n ${sql}";
+ }
+ push @create, $create_view;
+
+ # Tack the comment onto the first statement.
+ unless ($options->{no_comments}) {
+ $create[0] = "--\n-- View: ${view_name}\n--\n" . $create[0];
}
- return $create;
+
+ return @create;
}
{
my ($table, $options) = @_;
- my $table_name = $table->name;
+ my $table_name = $util->quote($table->name);
+ $global_names{$table->name} = 1;
+
my $no_comments = $options->{no_comments};
my $add_drop_table = $options->{add_drop_table};
my $sqlite_version = $options->{sqlite_version} || 0;
push @field_defs, create_field($field);
}
- if (
- scalar @pk_fields > 1
- ||
- ( @pk_fields && !grep /INTEGER PRIMARY KEY/, @field_defs )
+ if (
+ scalar @pk_fields > 1
+ ||
+ ( @pk_fields && !grep /INTEGER PRIMARY KEY/, @field_defs )
) {
- push @field_defs, 'PRIMARY KEY (' . join(', ', @pk_fields ) . ')';
+ push @field_defs, 'PRIMARY KEY (' . join(', ', map $util->quote($_), @pk_fields ) . ')';
}
#
#
my $c_name_default = 'A';
for my $c ( $table->get_constraints ) {
- next unless $c->type eq UNIQUE;
+ if ($c->type eq "FOREIGN KEY") {
+ push @field_defs, create_foreignkey($c);
+ }
+ next unless $c->type eq UNIQUE;
push @constraint_defs, create_constraint($c);
}
return (@create, $create_table, @index_defs, @constraint_defs );
}
+sub create_foreignkey {
+ my $c = shift;
+
+ my @fields = $c->fields;
+ my @rfields = map { $_ || () } $c->reference_fields;
+ unless ( @rfields ) {
+ my $rtable_name = $c->reference_table;
+ if ( my $ref_table = $c->schema->get_table( $rtable_name ) ) {
+ push @rfields, $ref_table->primary_key;
+
+ die "FK constraint on " . $rtable_name . '.' . join('', @fields) . " has no reference fields\n"
+ unless @rfields;
+ }
+ else {
+ die "Can't find reference table '$rtable_name' in schema\n";
+ }
+ }
+
+ my $fk_sql = sprintf 'FOREIGN KEY (%s) REFERENCES %s(%s)',
+ join (', ', map { $util->quote($_) } @fields ),
+ $util->quote($c->reference_table),
+ join (', ', map { $util->quote($_) } @rfields )
+ ;
+
+ $fk_sql .= " ON DELETE " . $c->{on_delete} if $c->{on_delete};
+ $fk_sql .= " ON UPDATE " . $c->{on_update} if $c->{on_update};
+
+ return $fk_sql;
+}
+
sub create_field
{
my ($field, $options) = @_;
- my $field_name = $field->name;
+ my $field_name = $util->quote($field->name);
debug("PKG: Looking at field '$field_name'\n");
- my $field_comments = $field->comments
- ? "-- " . $field->comments . "\n "
+ my $field_comments = $field->comments
+ ? "-- " . $field->comments . "\n "
: '';
my $field_def = $field_comments.$field_name;
}
# if ( $data_type =~ /timestamp/i ) {
-# push @trigger_defs,
+# push @trigger_defs,
# "CREATE TRIGGER ts_${table_name} ".
# "after insert on $table_name\n".
# "begin\n".
my $pk = $field->table->primary_key;
my @pk_fields = $pk ? $pk->fields : ();
- if (
- $field->is_primary_key &&
+ if (
+ $field->is_primary_key &&
scalar @pk_fields == 1 &&
(
$data_type =~ /int(eger)?$/i
# $pk_set = 1;
}
- $field_def .= sprintf " %s%s", $data_type,
+ $field_def .= sprintf " %s%s", $data_type,
( !$field->is_auto_increment && $size ) ? "($size)" : '';
# Null?
$field_def .= ' NOT NULL' unless $field->is_nullable;
- # Default? XXX Need better quoting!
- my $default = $field->default_value;
- if (defined $default) {
- SQL::Translator::Producer->_apply_default_value(
- \$field_def,
- $default,
- [
- 'NULL' => \'NULL',
- 'now()' => 'now()',
- 'CURRENT_TIMESTAMP' => 'CURRENT_TIMESTAMP',
- ],
- );
- }
+ # Default?
+ SQL::Translator::Producer->_apply_default_value(
+ $field,
+ \$field_def,
+ [
+ 'NULL' => \'NULL',
+ 'now()' => 'now()',
+ 'CURRENT_TIMESTAMP' => 'CURRENT_TIMESTAMP',
+ ],
+ );
return $field_def;
my $name = $index->name;
$name = mk_name($name);
- my $type = $index->type eq 'UNIQUE' ? "UNIQUE " : '';
+ my $type = $index->type eq 'UNIQUE' ? "UNIQUE " : '';
# strip any field size qualifiers as SQLite doesn't like these
- my @fields = map { s/\(\d+\)$//; $_ } $index->fields;
+ my @fields = map { s/\(\d+\)$//; $util->quote($_) } $index->fields;
(my $index_table_name = $index->table->name) =~ s/^.+?\.//; # table name may not specify schema
+ $index_table_name = $util->quote($index_table_name);
warn "removing schema name from '" . $index->table->name . "' to make '$index_table_name'\n" if $WARN;
- my $index_def =
+ my $index_def =
"CREATE ${type}INDEX $name ON " . $index_table_name .
' (' . join( ', ', @fields ) . ')';
my $name = $c->name;
$name = mk_name($name);
- my @fields = $c->fields;
+ my @fields = map $util->quote($_), $c->fields;
(my $index_table_name = $c->table->name) =~ s/^.+?\.//; # table name may not specify schema
+ $index_table_name = $util->quote($index_table_name);
warn "removing schema name from '" . $c->table->name . "' to make '$index_table_name'\n" if $WARN;
- my $c_def =
+ my $c_def =
"CREATE UNIQUE INDEX $name ON " . $index_table_name .
' (' . join( ', ', @fields ) . ')';
my @statements;
my $trigger_name = $trigger->name;
+ $global_names{$trigger_name} = 1;
+
my $events = $trigger->database_events;
for my $evt ( @$events ) {
"creating trigger '$trig_name' for the '$evt' event.\n" if $WARN;
}
+ $trig_name = $util->quote($trig_name);
push @statements, "DROP TRIGGER IF EXISTS $trig_name" if $add_drop;
$trig_name,
$trigger->perform_action_when,
$evt,
- $trigger->on_table,
+ $util->quote($trigger->on_table),
$action
);
}
my ($field) = @_;
return sprintf("ALTER TABLE %s ADD COLUMN %s",
- $field->table->name, create_field($field))
+ $util->quote($field->table->name), create_field($field))
}
sub alter_create_index {
my ($constraint) = @_;
return sprintf("DROP INDEX %s",
- $constraint->name);
+ $util->quote($constraint->name));
}
sub batch_alter_table {
@{$diffs->{alter_field}} == 0 &&
@{$diffs->{drop_field}} == 0
) {
-# return join("\n", map {
- return map {
+# return join("\n", map {
+ return map {
my $meth = __PACKAGE__->can($_) or die __PACKAGE__ . " cant $_";
map { my $sql = $meth->(ref $_ eq 'ARRAY' ? @$_ : $_); $sql ? ("$sql") : () } @{ $diffs->{$_} }
-
- } grep { @{$diffs->{$_}} }
+
+ } grep { @{$diffs->{$_}} }
qw/rename_table
alter_drop_constraint
alter_drop_index
my @sql;
my $old_table = $renaming ? $diffs->{rename_table}[0][0] : $table;
-
+
do {
local $table->{name} = $table_name . '_temp_alter';
# We only want the table - dont care about indexes on tmp table
push @sql,$table_sql;
};
- push @sql, "INSERT INTO @{[$table_name]}_temp_alter SELECT @{[ join(', ', $old_table->get_fields)]} FROM @{[$old_table]}",
- "DROP TABLE @{[$old_table]}",
+ push @sql, "INSERT INTO @{[$util->quote($table_name.'_temp_alter')]} SELECT @{[ join(', ', map $util->quote($_), $old_table->get_fields)]} FROM @{[$util->quote($old_table)]}",
+ "DROP TABLE @{[$util->quote($old_table)]}",
create_table($table, { no_comments => 1 }),
- "INSERT INTO @{[$table_name]} SELECT @{[ join(', ', $old_table->get_fields)]} FROM @{[$table_name]}_temp_alter",
- "DROP TABLE @{[$table_name]}_temp_alter";
+ "INSERT INTO @{[$util->quote($table_name)]} SELECT @{[ join(', ', map $util->quote($_), $old_table->get_fields)]} FROM @{[$util->quote($table_name.'_temp_alter')]}",
+ "DROP TABLE @{[$util->quote($table_name.'_temp_alter')]}";
return @sql;
# return join("", @sql, "");
sub drop_table {
my ($table) = @_;
+ $table = $util->quote($table);
return "DROP TABLE $table";
}
sub rename_table {
my ($old_table, $new_table, $options) = @_;
- my $qt = $options->{quote_table_names} || '';
+ $old_table = $util->quote($old_table);
+ $new_table = $util->quote($new_table);
- return "ALTER TABLE $qt$old_table$qt RENAME TO $qt$new_table$qt";
+ return "ALTER TABLE $old_table RENAME TO $new_table";
}
projects / dbsrgits/SQL-Translator.git / blobdiff