/[Frey]/trunk/lib/Frey/DBI/Sponge.pm
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Contents of /trunk/lib/Frey/DBI/Sponge.pm

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Revision 935 - (show annotations)
Tue Jan 6 00:23:51 2009 UTC (15 years, 3 months ago) by dpavlin
File size: 1530 byte(s)
export Frey's sponge into database
1 package Frey::DBI::Sponge;
2 use Moose;
3
4 extends 'Frey';
5
6 #use Frey::Types;
7
8 has sponge => (
9 is => 'rw',
10 isa => 'Sponge',
11 required => 1,
12 );
13
14 has 'dsn' => (
15 is => 'ro',
16 isa => 'dsn',
17 default => 'dbi:Pg:dbname=frey',
18 required => 1,
19 );
20
21 sub to_database_as_markup {
22 my ($self) = @_;
23
24 my $table = $self->sponge->{table} || die "no table in sponge ", $self->dump( $self->sponge );
25
26 warn "# dsn: ", $self->dsn;
27 my $dbh = DBI->connect( $self->dsn, '', '', { RaiseError => 1 } ) || die $DBI::errstr;
28 $dbh->do( qq{ set client_encoding='utf-8' } );
29
30 my @columns = @{ $self->sponge->{NAME} };
31
32
33 my $create_sql = qq{
34 create table $table (
35 } . join( ",\n", map { s/%//; "$_ text" } @columns ) . qq{
36 );
37 };
38 eval { $dbh->do( $create_sql ); };
39 if ( $@ ) {
40 die "$create_sql\n$@" if $@ !~ m{$table.*already exists};
41 warn "INFO: using existing table $table because of $@";
42 } else {
43 warn "INFO: created $table using\n$create_sql";
44 }
45
46 my $sth = $dbh->prepare( qq{
47 insert into $table values (
48 } . join( ",", map { '?' } @columns ) . qq{
49 );
50 });
51
52 my $sponge_rows = $#{ $self->sponge->{rows} };
53 warn "# convert ", $sponge_rows + 1 ," rows from spunge into $table in ", $self->dsn;
54
55 foreach my $row_nr ( 0 .. $sponge_rows ) {
56 $sth->execute( @{ $self->sponge->{rows}->[$row_nr] } );
57 }
58
59 $sponge_rows++;
60
61 my $html =
62 ( $sponge_rows
63 ? qq|Inserted <b>$sponge_rows</b> rows|
64 : qq|No rows inserted into $table|
65 )
66 . qq| to table <tt>$table</tt> at <tt>| . $self->dsn . qq|</tt>|
67 ;
68
69 return $html;
70 }
71
72 1;

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