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1 | package DBIx::Class::Storage::DBI::SQLite; |
2 | |
3 | use strict; |
4 | use warnings; |
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5 | |
6 | use base qw/DBIx::Class::Storage::DBI/; |
7 | use mro 'c3'; |
8 | |
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9 | use POSIX 'strftime'; |
10 | use File::Copy; |
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11 | use File::Spec; |
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12 | |
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13 | __PACKAGE__->sql_maker_class('DBIx::Class::SQLAHacks::SQLite'); |
14 | |
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15 | sub backup |
16 | { |
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17 | my ($self, $dir) = @_; |
18 | $dir ||= './'; |
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19 | |
20 | ## Where is the db file? |
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21 | my $dsn = $self->_dbi_connect_info()->[0]; |
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22 | |
23 | my $dbname = $1 if($dsn =~ /dbname=([^;]+)/); |
24 | if(!$dbname) |
25 | { |
26 | $dbname = $1 if($dsn =~ /^dbi:SQLite:(.+)$/i); |
27 | } |
28 | $self->throw_exception("Cannot determine name of SQLite db file") |
29 | if(!$dbname || !-f $dbname); |
30 | |
31 | # print "Found database: $dbname\n"; |
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32 | # my $dbfile = file($dbname); |
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33 | my ($vol, $dbdir, $file) = File::Spec->splitpath($dbname); |
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34 | # my $file = $dbfile->basename(); |
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35 | $file = strftime("%Y-%m-%d-%H_%M_%S", localtime()) . $file; |
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36 | $file = "B$file" while(-f $file); |
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37 | |
38 | mkdir($dir) unless -f $dir; |
39 | my $backupfile = File::Spec->catfile($dir, $file); |
40 | |
41 | my $res = copy($dbname, $backupfile); |
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42 | $self->throw_exception("Backup failed! ($!)") if(!$res); |
43 | |
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44 | return $backupfile; |
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45 | } |
46 | |
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47 | sub deployment_statements { |
48 | my $self = shift;; |
49 | my ($schema, $type, $version, $dir, $sqltargs, @rest) = @_; |
50 | |
51 | $sqltargs ||= {}; |
52 | |
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53 | # it'd be cool to use the normalized perl-style version but this needs sqlt hacking as well |
54 | if (my $sqlite_version = $self->_server_info->{dbms_version}) { |
55 | # numify, SQLT does a numeric comparison |
56 | $sqlite_version =~ s/^(\d+) \. (\d+) (?: \. (\d+))? .*/${1}.${2}/x; |
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57 | |
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58 | $sqltargs->{producer_args}{sqlite_version} = $sqlite_version if $sqlite_version; |
59 | } |
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60 | |
61 | $self->next::method($schema, $type, $version, $dir, $sqltargs, @rest); |
62 | } |
63 | |
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64 | sub datetime_parser_type { return "DateTime::Format::SQLite"; } |
65 | |
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66 | =head2 connect_call_use_foreign_keys |
67 | |
68 | Used as: |
69 | |
70 | on_connect_call => 'use_foreign_keys' |
71 | |
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72 | In L<connect_info|DBIx::Class::Storage::DBI/connect_info> to turn on foreign key |
73 | (including cascading) support for recent versions of SQLite and L<DBD::SQLite>. |
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74 | |
75 | Executes: |
76 | |
77 | PRAGMA foreign_keys = ON |
78 | |
79 | See L<http://www.sqlite.org/foreignkeys.html> for more information. |
80 | |
81 | =cut |
82 | |
83 | sub connect_call_use_foreign_keys { |
84 | my $self = shift; |
85 | |
86 | $self->_do_query( |
87 | 'PRAGMA foreign_keys = ON' |
88 | ); |
89 | } |
90 | |
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91 | 1; |
92 | |
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93 | =head1 NAME |
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94 | |
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95 | DBIx::Class::Storage::DBI::SQLite - Automatic primary key class for SQLite |
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96 | |
97 | =head1 SYNOPSIS |
98 | |
99 | # In your table classes |
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100 | use base 'DBIx::Class::Core'; |
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101 | __PACKAGE__->set_primary_key('id'); |
102 | |
103 | =head1 DESCRIPTION |
104 | |
105 | This class implements autoincrements for SQLite. |
106 | |
107 | =head1 AUTHORS |
108 | |
109 | Matt S. Trout <mst@shadowcatsystems.co.uk> |
110 | |
111 | =head1 LICENSE |
112 | |
113 | You may distribute this code under the same terms as Perl itself. |
114 | |
115 | =cut |