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# -*- mode: cperl; tab-width: 8; indent-tabs-mode: nil; basic-offset: 2 -*- |
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# vim:ts=8:sw=2:et:sta:sts=2 |
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######### |
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# Author: rmp |
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# Created: 2006-10-31 |
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# |
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package ClearPress::driver::mysql; |
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use strict; |
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use warnings; |
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use base qw(ClearPress::driver); |
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use English qw(-no_match_vars); |
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use Carp; |
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use Readonly; |
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our $VERSION = q[477.1.4]; |
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Readonly::Scalar our $TYPES => { |
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'primary key' => 'bigint unsigned not null auto_increment primary key', |
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}; |
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sub dbh { |
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my $self = shift; |
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if($self->{dbh} && !$self->{dbh}->ping()) { |
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$self->{dbh}->disconnect(); |
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delete $self->{dbh}; |
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} |
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if(!$self->{dbh}) { |
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my $dsn_opts = q[]; |
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if($self->{dsn_opts}) { |
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if(ref $self->{dsn_opts} && scalar keys %{$self->{dsn_opts}}) { |
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######### |
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# structured key:value pairs |
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# |
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$dsn_opts = join q[;], q[], map { sprintf q[%s=%s], $_, $self->{dsn_opts}->{$_} } sort keys %{$self->{dsn_opts}}; |
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} else { |
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######### |
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# scalar line e.g. straight out of config.ini |
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# |
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$dsn_opts = sprintf q[;%s], $self->{dsn_opts}; |
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} |
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} |
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my $dsn = sprintf q(DBI:mysql:database=%s;host=%s;port=%s%s), |
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$self->{dbname} || q[], |
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$self->{dbhost} || q[localhost], |
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$self->{dbport} || q[3306], |
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$dsn_opts; |
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eval { |
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$self->{dbh} = DBI->connect($dsn, |
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$self->{dbuser} || q[], |
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$self->{dbpass}, |
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{ |
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RaiseError => 1, |
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AutoCommit => 0, |
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mysql_enable_utf8 => 1, |
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}); |
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# 2010-05-12 post-connect SET NAMES utf8 demonstrated to work a lot better than connect with mysql_enable_utf8 => 1 |
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# |
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# Using test data: update run set payload='{"comment":"abc øéü"}' where id_run=2; |
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# |
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# this works on OSX MacPorts MySQL 5.1 but not on CentOS 5.4 MySQL 5.0 |
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# perl -MDBI -e 'my $dbh = DBI->connect("DBI:mysql:host=localhost;dbname=ontrackt", "root", "", {RaiseError=>1});$dbh->do(q[update run set payload=? where id_run=2],{},q[abc øéµ]);print $dbh->selectall_arrayref(q[SELECT payload FROM run WHERE id_run=2])->[0]->[0],"\n";' |
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# |
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# this works on OSX and CentOS: |
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# perl -MDBI -e 'my $dbh = DBI->connect("DBI:mysql:host=localhost;dbname=ontrackt", "root", "", {RaiseError=>1});$dbh->do(q[SET NAMES utf8]);$dbh->do(q[update run set payload=? where id_run=2],{},q[abc øéµ]);print $dbh->selectall_arrayref(q[SELECT payload FROM run WHERE id_run=2])->[0]->[0],"\n";' |
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# |
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# this works on neither OSX nor CentOS |
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# perl -MDBI -e 'my $dbh = DBI->connect("DBI:mysql:host=localhost;dbname=ontrackt", "root", "", {RaiseError=>1,mysql_enable_utf8 =>1});$dbh->do(q[update run set payload=? where id_run=2],{},q[abc øéµ]);print $dbh->selectall_arrayref(q[SELECT payload FROM run WHERE id_run=2])->[0]->[0],"\n";' |
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$self->{dbh}->do(q[SET NAMES utf8]); |
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} or do { |
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croak qq[Failed to connect to $dsn using @{[$self->{dbuser}||q['']]}\n$EVAL_ERROR]; |
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}; |
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######### |
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# rollback any junk left behind if this is a cached handle |
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# |
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$self->{dbh}->rollback(); |
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} |
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return $self->{dbh}; |
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} |
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sub create { |
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my ($self, $query, @args) = @_; |
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my $dbh = $self->dbh(); |
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$dbh->do($query, {}, @args); |
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my $idref = $dbh->selectall_arrayref('SELECT LAST_INSERT_ID()'); |
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return $idref->[0]->[0]; |
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} |
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sub create_table { |
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my ($self, $table_name, $ref) = @_; |
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return $self->SUPER::create_table($table_name, $ref, { engine=>'InnoDB'}); |
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} |
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sub types { |
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return $TYPES; |
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} |
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sub bounded_select { |
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my ($self, $query, $len, $start) = @_; |
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if(defined $start && defined $len) { |
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$query .= qq[ LIMIT $start, $len]; |
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} elsif(defined $len) { |
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$query .= qq[ LIMIT $len]; |
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} |
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return $query; |
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} |
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sub sth_has_warnings { |
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my ($self, $sth) = @_; |
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if($sth->{mysql_warning_count}) { |
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return $self->{dbh}->selectall_arrayref(q[SHOW WARNINGS]); |
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} |
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return; |
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} |
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1; |
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__END__ |