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1 | package DBIx::Class::Storage::DBI::SQLite; |
2 | |
3 | use strict; |
4 | use warnings; |
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5 | use POSIX 'strftime'; |
6 | use File::Copy; |
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7 | use File::Spec; |
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8 | |
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9 | use base qw/DBIx::Class::Storage::DBI::MultiDistinctEmulation/; |
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10 | |
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11 | sub _dbh_last_insert_id { |
12 | my ($self, $dbh, $source, $col) = @_; |
13 | $dbh->func('last_insert_rowid'); |
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14 | } |
15 | |
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16 | sub backup |
17 | { |
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18 | my ($self, $dir) = @_; |
19 | $dir ||= './'; |
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20 | |
21 | ## Where is the db file? |
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22 | my $dsn = $self->_dbi_connect_info()->[0]; |
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23 | |
24 | my $dbname = $1 if($dsn =~ /dbname=([^;]+)/); |
25 | if(!$dbname) |
26 | { |
27 | $dbname = $1 if($dsn =~ /^dbi:SQLite:(.+)$/i); |
28 | } |
29 | $self->throw_exception("Cannot determine name of SQLite db file") |
30 | if(!$dbname || !-f $dbname); |
31 | |
32 | # print "Found database: $dbname\n"; |
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33 | # my $dbfile = file($dbname); |
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34 | my ($vol, $dbdir, $file) = File::Spec->splitpath($dbname); |
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35 | # my $file = $dbfile->basename(); |
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36 | $file = strftime("%Y-%m-%d-%H_%M_%S", localtime()) . $file; |
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37 | $file = "B$file" while(-f $file); |
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38 | |
39 | mkdir($dir) unless -f $dir; |
40 | my $backupfile = File::Spec->catfile($dir, $file); |
41 | |
42 | my $res = copy($dbname, $backupfile); |
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43 | $self->throw_exception("Backup failed! ($!)") if(!$res); |
44 | |
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45 | return $backupfile; |
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46 | } |
47 | |
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48 | sub disconnect { |
49 | |
50 | # As described in this node http://www.perlmonks.org/?node_id=666210 |
51 | # there seems to be no sane way to ->disconnect a SQLite database with |
52 | # cached statement handles. As per mst we just zap the cache and |
53 | # proceed as normal. |
54 | |
55 | my $self = shift; |
56 | if ($self->connected) { |
57 | $self->_dbh->{CachedKids} = {}; |
58 | $self->next::method (@_); |
59 | } |
60 | } |
61 | |
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62 | |
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63 | 1; |
64 | |
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65 | =head1 NAME |
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66 | |
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67 | DBIx::Class::Storage::DBI::SQLite - Automatic primary key class for SQLite |
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68 | |
69 | =head1 SYNOPSIS |
70 | |
71 | # In your table classes |
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72 | __PACKAGE__->load_components(qw/PK::Auto Core/); |
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73 | __PACKAGE__->set_primary_key('id'); |
74 | |
75 | =head1 DESCRIPTION |
76 | |
77 | This class implements autoincrements for SQLite. |
78 | |
79 | =head1 AUTHORS |
80 | |
81 | Matt S. Trout <mst@shadowcatsystems.co.uk> |
82 | |
83 | =head1 LICENSE |
84 | |
85 | You may distribute this code under the same terms as Perl itself. |
86 | |
87 | =cut |