DBIx-Custom / lib / DBIx / Custom.pm /
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cleanup
yuki-kimoto authored on 2009-12-22
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package DBIx::Custom;
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added experimental DBIx::Cus...
Yuki Kimoto authored on 2011-01-18
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our $VERSION = '0.1632';
fixed DBIx::Custom::QueryBui...
yuki-kimoto authored on 2010-08-15
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use 5.008001;
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use strict;
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use warnings;
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remove run_transaction().
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use base 'Object::Simple';
many change
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packaging one directory
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use Carp 'croak';
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use DBI;
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use DBIx::Custom::Result;
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use DBIx::Custom::Query;
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use DBIx::Custom::QueryBuilder;
added experimental DBIx::Cus...
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use DBIx::Custom::Where;
update document
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use Encode qw/encode_utf8 decode_utf8/;
packaging one directory
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fix tests
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__PACKAGE__->attr(
added experimental DBIx::Cus...
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    [qw/data_source dbh password user/],
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    dbi_options => sub { {} },
fix tests
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    cache => 1,
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    filters => sub {
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        {
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            encode_utf8 => sub { encode_utf8($_[0]) },
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            decode_utf8 => sub { decode_utf8($_[0]) }
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        }
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    },
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    filter_check  => 1,
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    query_builder => sub {DBIx::Custom::QueryBuilder->new},
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    result_class  => 'DBIx::Custom::Result',
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    table_class   => 'DBIx::Custom::Table'
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);
cleanup
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# DBI methods
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foreach my $method (qw/begin_work commit rollback/) {
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    my $code = sub {
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        my $self = shift;
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        my $ret = eval {$self->dbh->$method};
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        croak $@ if $@;
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        return $ret;
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    };
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    no strict 'refs';
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    my $pkg = __PACKAGE__;
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    *{"${pkg}::$method"} = $code;
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};
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added helper method
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our $AUTOLOAD;
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sub AUTOLOAD {
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    my $self = shift;
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    # Method
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    my ($package, $method) = $AUTOLOAD =~ /^([\w\:]+)\:\:(\w+)$/;
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    # Helper
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    $self->{_helpers} ||= {};
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    croak qq/Can't locate object method "$method" via "$package"/
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      unless my $helper = $self->{_helpers}->{$method};
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    # Run
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    return $self->$helper(@_);
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}
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renamed auto_filter to apply...
Yuki Kimoto authored on 2011-01-12
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sub apply_filter {
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    my $self = shift;
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    $self->{filter} ||= {};
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    # Table and column informations
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    my ($table, @cs) = @_;
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    if (@cs) {
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        # Initialize filters
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        $self->{filter}{out} ||= {};
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        $self->{filter}{in} ||= {};
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        # Create filters
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        for (my $i = 0; $i < @cs; $i += 2) {
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            # Column
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            my $column = $cs[$i];
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            # Filter
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            my $filter = $cs[$i + 1] || {};
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            my $in_filter = delete $filter->{in};
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            my $out_filter = delete $filter->{out};
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            croak "Usage \$dbi->apply_filter(" .
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                  "TABLE, COLUMN, {in => INFILTER, out => OUTFILTER}, ...)"
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              if ref $filter ne 'HASH' || keys %$filter;
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            # Out filter
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            if (ref $out_filter eq 'CODE') {
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                $self->{filter}{out}{$table}{$column}
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                  = $out_filter;
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                $self->{filter}{out}{$table}{"$table.$column"}
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                  = $out_filter;
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            }
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            elsif (defined $out_filter) {
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                croak qq{"$out_filter" is not registered}
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                  unless exists $self->filters->{$out_filter};
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                $self->{filter}{out}{$table}{$column}
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                  = $self->filters->{$out_filter};
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                $self->{filter}{out}{$table}{"$table.$column"}
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                  = $self->filters->{$out_filter};
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            }
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            # In filter
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            if (ref $in_filter eq 'CODE') {
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                $self->{filter}{in}{$table}{$column}
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                  = $in_filter;
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                $self->{filter}{in}{$table}{"$table.$column"}
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                  = $in_filter;
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            }
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            elsif (defined $in_filter) {
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                croak qq{"$in_filter" is not registered}
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                  unless exists $self->filters->{$in_filter};
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                $self->{filter}{in}{$table}{$column}
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                  = $self->filters->{$in_filter};
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                $self->{filter}{in}{$table}{"$table.$column"}
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                  = $self->filters->{$in_filter};
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            }
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        }
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        return $self;
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    }
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    return $self->{filter};
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}
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added helper method
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sub helper {
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    my $self = shift;
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    # Merge
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    my $helpers = ref $_[0] eq 'HASH' ? $_[0] : {@_};
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    $self->{_helpers} = {%{$self->{_helpers} || {}}, %$helpers};
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    return $self;
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}
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packaging one directory
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sub connect {
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    my $proto = shift;
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    my $self;
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    # Create
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    if (my $class = ref $proto) {
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        my $args = ref $_[0] eq 'HASH' ? $_[0] : {@_};
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        $self = $proto;
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        foreach my $attr (keys %$args) {
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            $self->{$attr} = $args->{$attr};
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        }
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        # Check attribute names
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        my @attrs = keys %$self;
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        foreach my $attr (@attrs) {
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            croak qq{"$attr" is invalid attribute name}
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              unless $self->can($attr);
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        }
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    }
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    else {
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        $self = $proto->SUPER::new(@_);
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    }
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    # Information
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    my $data_source = $self->data_source;
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    croak qq{"data_source" must be specified to connect method"}
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      unless $data_source;
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    my $user        = $self->user;
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    my $password    = $self->password;
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kimoto authored on 2010-12-20
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    my $dbi_options = $self->dbi_options || {};
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update document
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    # Connect
select, insert, update, upda...
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    my $dbh = eval {DBI->connect(
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        $data_source,
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        $user,
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        $password,
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        {
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            RaiseError => 1,
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            PrintError => 0,
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            AutoCommit => 1,
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            %$dbi_options
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        }
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    )};
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update document
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    # Connect error
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    croak $@ if $@;
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update document
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    # Database handle
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    $self->dbh($dbh);
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    return $self;
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}
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cleanup
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sub create_query {
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    my ($self, $source) = @_;
update document
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cleanup
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    # Cache
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    my $cache = $self->cache;
update document
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    # Create query
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    my $query;
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    if ($cache) {
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        # Get query
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        my $q = $self->cache_method->($self, $source);
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        # Create query
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        $query = DBIx::Custom::Query->new($q) if $q;
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    }
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    unless ($query) {
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cleanup
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        # Create SQL object
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        my $builder = $self->query_builder;
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        # Create query
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        $query = $builder->build_query($source);
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cleanup
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        # Cache query
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        $self->cache_method->($self, $source,
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                             {sql     => $query->sql, 
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                              columns => $query->columns})
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          if $cache;
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    }
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cleanup
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    # Prepare statement handle
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    my $sth;
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    eval { $sth = $self->dbh->prepare($query->{sql})};
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    $self->_croak($@, qq{. SQL: "$query->{sql}"}) if $@;
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cleanup
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    # Set statement handle
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    $query->sth($sth);
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cleanup
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    return $query;
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}
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cleanup
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our %VALID_DELETE_ARGS
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  = map { $_ => 1 } qw/table where append filter allow_delete_all query/;
cleanup update and update_al...
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cleanup
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sub delete {
select, insert, update, upda...
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    my ($self, %args) = @_;
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    # Check arguments
select, insert, update, upda...
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    foreach my $name (keys %args) {
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        croak qq{"$name" is invalid argument}
cleanup
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          unless $VALID_DELETE_ARGS{$name};
cleanup update and update_al...
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    }
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    # Arguments
select, insert, update, upda...
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    my $table            = $args{table} || '';
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    my $where            = $args{where} || {};
cleanup
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    my $append = $args{append};
select, insert, update, upda...
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    my $filter           = $args{filter};
cleanup
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    my $allow_delete_all = $args{allow_delete_all};
added auto_filter method
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packaging one directory
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    # Where keys
removed register_format()
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    my @where_keys = keys %$where;
packaging one directory
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    # Not exists where keys
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    croak qq{"where" argument must be specified and } .
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          qq{contains the pairs of column name and value}
cleanup
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      if !@where_keys && !$allow_delete_all;
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    # Where clause
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    my $where_clause = '';
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    if (@where_keys) {
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        $where_clause = 'where ';
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        $where_clause .= "{= $_} and " for @where_keys;
packaging one directory
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        $where_clause =~ s/ and $//;
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    }
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add tests
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    # Source of SQL
cleanup
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    my $source = "delete from $table $where_clause";
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    $source .= " $append" if $append;
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added experimental sugar met...
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    # Create query
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    my $query = $self->create_query($source);
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    return $query if $args{query};
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packaging one directory
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    # Execute query
added auto_filter method
kimoto.yuki@gmail.com authored on 2010-12-21
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    my $ret_val = $self->execute(
added experimental sugar met...
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        $query, param  => $where, filter => $filter,
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        table => $table);
packaging one directory
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    return $ret_val;
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}
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cleanup
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sub delete_all { shift->delete(allow_delete_all => 1, @_) }
packaging one directory
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added helper method
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sub DESTROY { }
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renamed auto_filter to apply...
Yuki Kimoto authored on 2011-01-12
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our %VALID_EXECUTE_ARGS = map { $_ => 1 } qw/param filter table/;
refactoring delete and delet...
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cleanup
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sub execute{
301
    my ($self, $query, %args)  = @_;
refactoring delete and delet...
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303
    # Check arguments
select, insert, update, upda...
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    foreach my $name (keys %args) {
add tests
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        croak qq{"$name" is invalid argument}
cleanup
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          unless $VALID_EXECUTE_ARGS{$name};
refactoring delete and delet...
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    }
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cleanup
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    my $params = $args{param} || {};
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cleanup
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    # First argument is the soruce of SQL
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    $query = $self->create_query($query)
313
      unless ref $query;
packaging one directory
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added auto_filter method
kimoto.yuki@gmail.com authored on 2010-12-21
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    # Auto filter
cleanup
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    my $filter = {};
renamed auto_filter to apply...
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    my $tables = $args{table} || [];
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    $tables = [$tables]
319
      unless ref $tables eq 'ARRAY';
320
    foreach my $table (@$tables) {
cleanup
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        $filter = {
322
            %$filter,
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            %{$self->{filter}{out}->{$table} || {}}
added auto_filter method
kimoto.yuki@gmail.com authored on 2010-12-21
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        }
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    }
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cleanup
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    # Filter argument
328
    my $f = $args{filter} || $query->filter || {};
329
    foreach my $column (keys %$f) {
330
        my $fname = $f->{$column};
renamed auto_filter to apply...
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        if (!defined $fname) {
cleanup
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            $f->{$column} = undef;
renamed auto_filter to apply...
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        }
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        elsif (ref $fname ne 'CODE') {
cleanup
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          croak qq{"$fname" is not registered"}
336
            unless exists $self->filters->{$fname};
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cleanup
Yuki Kimoto authored on 2011-01-12
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          $f->{$column} = $self->filters->{$fname};
cleanup
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        }
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    }
cleanup
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    $filter = {%$filter, %$f};
packaging one directory
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cleanup
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    # Create bind values
344
    my $binds = $self->_build_binds($params, $query->columns, $filter);
cleanup
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346
    # Execute
347
    my $sth      = $query->sth;
348
    my $affected;
cleanup
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    eval {$affected = $sth->execute(@$binds)};
cleanup
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    $self->_croak($@) if $@;
351
    
352
    # Return resultset if select statement is executed
353
    if ($sth->{NUM_OF_FIELDS}) {
354
        
cleanup
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        # Auto in filter
cleanup
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        my $in_filter = {};
357
        foreach my $table (@$tables) {
358
            $in_filter = {
359
                %$in_filter,
360
                %{$self->{filter}{in}{$table} || {}}
361
            }
362
        }
363
        
364
        # Result
365
        my $result = $self->result_class->new(
cleanup
Yuki Kimoto authored on 2010-12-22
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            sth            => $sth,
367
            filters        => $self->filters,
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            filter_check   => $self->filter_check,
cleanup
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            default_filter => $self->{default_in_filter},
cleanup
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            filter         => $in_filter || {}
cleanup
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        );
372

            
373
        return $result;
374
    }
375
    return $affected;
376
}
377

            
added experimental expand me...
yuki-kimoto authored on 2010-10-20
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sub expand {
379
    my $self = shift;
380
    my $source = ref $_[0] eq 'HASH' ? $_[0] : {@_};
381
    my $table = (keys %$source)[0];
382
    my $param = $source->{$table};
383
    
384
    # Expand table name
385
    my $expand = {};
386
    foreach my $column (keys %$param) {
387
        $expand->{"$table.$column"} = $param->{$column};
388
    }
389
    
390
    return %$expand;
391
}
392

            
added auto_filter method
kimoto.yuki@gmail.com authored on 2010-12-21
393
our %VALID_INSERT_ARGS = map { $_ => 1 } qw/table param append
added experimental sugar met...
Yuki Kimoto authored on 2011-01-17
394
                                            filter query/;
cleanup
yuki-kimoto authored on 2010-10-17
395
sub insert {
396
    my ($self, %args) = @_;
397

            
398
    # Check arguments
399
    foreach my $name (keys %args) {
400
        croak qq{"$name" is invalid argument}
401
          unless $VALID_INSERT_ARGS{$name};
packaging one directory
yuki-kimoto authored on 2009-11-16
402
    }
403
    
cleanup
yuki-kimoto authored on 2010-10-17
404
    # Arguments
405
    my $table  = $args{table} || '';
406
    my $param  = $args{param} || {};
407
    my $append = $args{append} || '';
408
    my $filter = $args{filter};
409
    
410
    # Insert keys
411
    my @insert_keys = keys %$param;
412
    
413
    # Templte for insert
414
    my $source = "insert into $table {insert_param "
415
               . join(' ', @insert_keys) . '}';
add tests
yuki-kimoto authored on 2010-08-10
416
    $source .= " $append" if $append;
packaging one directory
yuki-kimoto authored on 2009-11-16
417
    
added experimental sugar met...
Yuki Kimoto authored on 2011-01-17
418
    # Create query
419
    my $query = $self->create_query($source);
420
    return $query if $args{query};
421
    
packaging one directory
yuki-kimoto authored on 2009-11-16
422
    # Execute query
added auto_filter method
kimoto.yuki@gmail.com authored on 2010-12-21
423
    my $ret_val = $self->execute(
added experimental sugar met...
Yuki Kimoto authored on 2011-01-17
424
        $query,
added auto_filter method
kimoto.yuki@gmail.com authored on 2010-12-21
425
        param  => $param,
426
        filter => $filter,
renamed auto_filter to apply...
Yuki Kimoto authored on 2011-01-12
427
        table => $table
added auto_filter method
kimoto.yuki@gmail.com authored on 2010-12-21
428
    );
packaging one directory
yuki-kimoto authored on 2009-11-16
429
    
430
    return $ret_val;
431
}
432

            
added experimental iterate_a...
Yuki Kimoto authored on 2010-12-22
433
sub iterate_all_columns {
434
    my ($self, $cb) = @_;
435
    
436
    # Iterate all tables
437
    my $sth_tables = $self->dbh->table_info;
438
    while (my $table_info = $sth_tables->fetchrow_hashref) {
439
        
440
        # Table
441
        my $table = $table_info->{TABLE_NAME};
442
        
443
        # Iterate all columns
444
        my $sth_columns = $self->dbh->column_info(undef, undef, $table, '%');
445
        while (my $column_info = $sth_columns->fetchrow_hashref) {
446
            my $column = $column_info->{COLUMN_NAME};
447
            $cb->($table, $column, $column_info);
448
        }
449
    }
450
}
451

            
added dbi_options attribute
kimoto authored on 2010-12-20
452
sub new {
453
    my $self = shift->SUPER::new(@_);
454
    
455
    # Check attribute names
456
    my @attrs = keys %$self;
457
    foreach my $attr (@attrs) {
458
        croak qq{"$attr" is invalid attribute name}
459
          unless $self->can($attr);
460
    }
461
    
462
    return $self;
463
}
464

            
experimental extended select...
Yuki Kimoto authored on 2011-01-17
465
sub or {
466
    my $self = shift;
467
    my $values = ref $_[0] eq 'ARRAY' ? $_[0] : [@_];
468
    return DBIx::Custom::Or->new(values => $values);
469
}
470

            
cleanup
yuki-kimoto authored on 2010-10-17
471
sub register_filter {
472
    my $invocant = shift;
473
    
474
    # Register filter
475
    my $filters = ref $_[0] eq 'HASH' ? $_[0] : {@_};
476
    $invocant->filters({%{$invocant->filters}, %$filters});
477
    
478
    return $invocant;
479
}
packaging one directory
yuki-kimoto authored on 2009-11-16
480

            
refactoring select
yuki-kimoto authored on 2010-04-28
481
our %VALID_SELECT_ARGS
added experimental sugar met...
Yuki Kimoto authored on 2011-01-17
482
  = map { $_ => 1 } qw/table column where append relation filter query/;
refactoring select
yuki-kimoto authored on 2010-04-28
483

            
packaging one directory
yuki-kimoto authored on 2009-11-16
484
sub select {
select, insert, update, upda...
yuki-kimoto authored on 2010-06-14
485
    my ($self, %args) = @_;
packaging one directory
yuki-kimoto authored on 2009-11-16
486
    
refactoring select
yuki-kimoto authored on 2010-04-28
487
    # Check arguments
select, insert, update, upda...
yuki-kimoto authored on 2010-06-14
488
    foreach my $name (keys %args) {
add tests
yuki-kimoto authored on 2010-08-10
489
        croak qq{"$name" is invalid argument}
refactoring select
yuki-kimoto authored on 2010-04-28
490
          unless $VALID_SELECT_ARGS{$name};
491
    }
packaging one directory
yuki-kimoto authored on 2009-11-16
492
    
refactoring select
yuki-kimoto authored on 2010-04-28
493
    # Arguments
select, insert, update, upda...
yuki-kimoto authored on 2010-06-14
494
    my $tables = $args{table} || [];
removed register_format()
yuki-kimoto authored on 2010-05-26
495
    $tables = [$tables] unless ref $tables eq 'ARRAY';
select, insert, update, upda...
yuki-kimoto authored on 2010-06-14
496
    my $columns  = $args{column} || [];
update document
yuki-kimoto authored on 2010-08-07
497
    my $where    = $args{where};
select, insert, update, upda...
yuki-kimoto authored on 2010-06-14
498
    my $relation = $args{relation};
499
    my $append   = $args{append};
500
    my $filter   = $args{filter};
packaging one directory
yuki-kimoto authored on 2009-11-16
501
    
add tests
yuki-kimoto authored on 2010-08-10
502
    # Source of SQL
renamed default_query_filter...
yuki-kimoto authored on 2010-08-03
503
    my $source = 'select ';
packaging one directory
yuki-kimoto authored on 2009-11-16
504
    
added commit method
yuki-kimoto authored on 2010-05-27
505
    # Column clause
packaging one directory
yuki-kimoto authored on 2009-11-16
506
    if (@$columns) {
507
        foreach my $column (@$columns) {
renamed default_query_filter...
yuki-kimoto authored on 2010-08-03
508
            $source .= "$column, ";
packaging one directory
yuki-kimoto authored on 2009-11-16
509
        }
renamed default_query_filter...
yuki-kimoto authored on 2010-08-03
510
        $source =~ s/, $/ /;
packaging one directory
yuki-kimoto authored on 2009-11-16
511
    }
512
    else {
renamed default_query_filter...
yuki-kimoto authored on 2010-08-03
513
        $source .= '* ';
packaging one directory
yuki-kimoto authored on 2009-11-16
514
    }
515
    
added commit method
yuki-kimoto authored on 2010-05-27
516
    # Table
renamed default_query_filter...
yuki-kimoto authored on 2010-08-03
517
    $source .= 'from ';
packaging one directory
yuki-kimoto authored on 2009-11-16
518
    foreach my $table (@$tables) {
renamed default_query_filter...
yuki-kimoto authored on 2010-08-03
519
        $source .= "$table, ";
packaging one directory
yuki-kimoto authored on 2009-11-16
520
    }
renamed default_query_filter...
yuki-kimoto authored on 2010-08-03
521
    $source =~ s/, $/ /;
packaging one directory
yuki-kimoto authored on 2009-11-16
522
    
added commit method
yuki-kimoto authored on 2010-05-27
523
    # Where clause
update document
yuki-kimoto authored on 2010-08-07
524
    my $param;
fix select method empty wher...
Yuki Kimoto authored on 2011-01-17
525
    my $wexists;
added experimental DBIx::Cus...
Yuki Kimoto authored on 2011-01-18
526
    if (ref $where eq 'HASH') {
update document
yuki-kimoto authored on 2010-08-07
527
        $param = $where;
fix select method empty wher...
Yuki Kimoto authored on 2011-01-17
528
        $wexists = keys %$where;
529
        
530
        if ($wexists) {
531
            $source .= 'where (';
532
            foreach my $where_key (keys %$where) {
533
                $source .= "{= $where_key} and ";
534
            }
535
            $source =~ s/ and $//;
536
            $source .= ') ';
packaging one directory
yuki-kimoto authored on 2009-11-16
537
        }
update document
yuki-kimoto authored on 2010-08-07
538
    }
539
    elsif (ref $where eq 'ARRAY') {
fix select method empty wher...
Yuki Kimoto authored on 2011-01-17
540
        my $w = $where->[0] || '';
update document
yuki-kimoto authored on 2010-08-07
541
        $param = $where->[1];
542
        
added experimental DBIx::Cus...
Yuki Kimoto authored on 2011-01-18
543
        $wexists = $w =~ /\S/;
544
        $source .= "where ($w) " if $wexists;
545
    }
546
    elsif (ref $where eq 'DBIx::Custom::Where') {
547
        $param = $where->param;
548
        my $w = $where->to_string;
549
        $wexists = $w =~ /\S/;
550
        $source .= $w;
packaging one directory
yuki-kimoto authored on 2009-11-16
551
    }
552
    
added commit method
yuki-kimoto authored on 2010-05-27
553
    # Relation
554
    if ($relation) {
fix select method empty wher...
Yuki Kimoto authored on 2011-01-17
555
        $source .= $wexists ? "and " : "where ";
added commit method
yuki-kimoto authored on 2010-05-27
556
        foreach my $rkey (keys %$relation) {
renamed default_query_filter...
yuki-kimoto authored on 2010-08-03
557
            $source .= "$rkey = " . $relation->{$rkey} . " and ";
packaging one directory
yuki-kimoto authored on 2009-11-16
558
        }
559
    }
renamed default_query_filter...
yuki-kimoto authored on 2010-08-03
560
    $source =~ s/ and $//;
added commit method
yuki-kimoto authored on 2010-05-27
561
    
562
    # Append some statement
renamed default_query_filter...
yuki-kimoto authored on 2010-08-03
563
    $source .= " $append" if $append;
packaging one directory
yuki-kimoto authored on 2009-11-16
564
    
added experimental sugar met...
Yuki Kimoto authored on 2011-01-17
565
    # Create query
566
    my $query = $self->create_query($source);
567
    return $query if $args{query};
568
    
packaging one directory
yuki-kimoto authored on 2009-11-16
569
    # Execute query
added auto_filter method
kimoto.yuki@gmail.com authored on 2010-12-21
570
    my $result = $self->execute(
added experimental sugar met...
Yuki Kimoto authored on 2011-01-17
571
        $query, param  => $param, filter => $filter,
renamed auto_filter to apply...
Yuki Kimoto authored on 2011-01-12
572
        table => $tables);    
packaging one directory
yuki-kimoto authored on 2009-11-16
573
    
574
    return $result;
575
}
576

            
remove DBIx::Custom::Model
Yuki Kimoto authored on 2011-01-12
577
sub table {
578
    my $self = shift;
579
    my $name = shift;
580
    
581
    # Table class
582
    my $table_class = $self->table_class;
583
    croak qq{Invalid table class name "$table_class"}
584
      unless $table_class =~ /^[\w:]+$/;
585
    unless ($table_class->can('isa')) {
586
        eval "require $table_class";
587
        croak $@ if $@;
588
    }
589
    # Create table
590
    $self->{_tables} ||= {};
591
    $self->{_tables}->{$name}
592
        = $table_class->new(name => $name, dbi => $self)
593
      unless defined $self->{_tables}->{$name};
594
    
595
    # Helper
596
    $self->{_tables}->{$name}->helper(@_) if @_;
597
    
598
    return $self->{_tables}{$name};
599
}
600

            
added insert, update, update...
Yuki Kimoto authored on 2011-01-04
601
sub txn_scope {
602
    my $self = shift;
603
    
604
    require DBIx::TransactionManager;
605
    
606
    $self->{_transaction_manager}
607
      ||= DBIx::TransactionManager->new($self->dbh);
608
    
609
    return $self->{_transaction_manager}->txn_scope;
610
}
611

            
cleanup
yuki-kimoto authored on 2010-10-17
612
our %VALID_UPDATE_ARGS
renamed auto_filter to apply...
Yuki Kimoto authored on 2011-01-12
613
  = map { $_ => 1 } qw/table param
added experimental sugar met...
Yuki Kimoto authored on 2011-01-17
614
                       where append filter allow_update_all query/;
cleanup
yuki-kimoto authored on 2010-10-17
615

            
616
sub update {
617
    my ($self, %args) = @_;
version 0.0901
yuki-kimoto authored on 2009-12-17
618
    
cleanup
yuki-kimoto authored on 2010-10-17
619
    # Check arguments
620
    foreach my $name (keys %args) {
621
        croak qq{"$name" is invalid argument}
622
          unless $VALID_UPDATE_ARGS{$name};
removed reconnect method
yuki-kimoto authored on 2010-05-28
623
    }
added cache_method attribute
yuki-kimoto authored on 2010-06-25
624
    
cleanup
yuki-kimoto authored on 2010-10-17
625
    # Arguments
626
    my $table            = $args{table} || '';
627
    my $param            = $args{param} || {};
628
    my $where            = $args{where} || {};
629
    my $append = $args{append} || '';
630
    my $filter           = $args{filter};
631
    my $allow_update_all = $args{allow_update_all};
version 0.0901
yuki-kimoto authored on 2009-12-17
632
    
cleanup
yuki-kimoto authored on 2010-10-17
633
    # Update keys
634
    my @update_keys = keys %$param;
renamed fetch_rows to fetch_...
yuki-kimoto authored on 2010-05-01
635
    
cleanup
yuki-kimoto authored on 2010-10-17
636
    # Where keys
637
    my @where_keys = keys %$where;
removed reconnect method
yuki-kimoto authored on 2010-05-28
638
    
cleanup
yuki-kimoto authored on 2010-10-17
639
    # Not exists where keys
640
    croak qq{"where" argument must be specified and } .
641
          qq{contains the pairs of column name and value}
642
      if !@where_keys && !$allow_update_all;
removed experimental registe...
yuki-kimoto authored on 2010-08-24
643
    
cleanup
yuki-kimoto authored on 2010-10-17
644
    # Update clause
645
    my $update_clause = '{update_param ' . join(' ', @update_keys) . '}';
removed experimental registe...
yuki-kimoto authored on 2010-08-24
646
    
cleanup
yuki-kimoto authored on 2010-10-17
647
    # Where clause
648
    my $where_clause = '';
649
    my $new_where = {};
removed reconnect method
yuki-kimoto authored on 2010-05-28
650
    
cleanup
yuki-kimoto authored on 2010-10-17
651
    if (@where_keys) {
652
        $where_clause = 'where ';
653
        $where_clause .= "{= $_} and " for @where_keys;
654
        $where_clause =~ s/ and $//;
removed reconnect method
yuki-kimoto authored on 2010-05-28
655
    }
656
    
cleanup
yuki-kimoto authored on 2010-10-17
657
    # Source of SQL
658
    my $source = "update $table $update_clause $where_clause";
659
    $source .= " $append" if $append;
removed reconnect method
yuki-kimoto authored on 2010-05-28
660
    
cleanup
yuki-kimoto authored on 2010-10-17
661
    # Rearrange parameters
662
    foreach my $wkey (@where_keys) {
removed reconnect method
yuki-kimoto authored on 2010-05-28
663
        
cleanup
yuki-kimoto authored on 2010-10-17
664
        if (exists $param->{$wkey}) {
665
            $param->{$wkey} = [$param->{$wkey}]
666
              unless ref $param->{$wkey} eq 'ARRAY';
667
            
668
            push @{$param->{$wkey}}, $where->{$wkey};
669
        }
670
        else {
671
            $param->{$wkey} = $where->{$wkey};
672
        }
removed reconnect method
yuki-kimoto authored on 2010-05-28
673
    }
cleanup
yuki-kimoto authored on 2010-10-17
674
    
added experimental sugar met...
Yuki Kimoto authored on 2011-01-17
675
    # Create query
676
    my $query = $self->create_query($source);
677
    return $query if $args{query};
678
    
cleanup
yuki-kimoto authored on 2010-10-17
679
    # Execute query
added experimental sugar met...
Yuki Kimoto authored on 2011-01-17
680
    my $ret_val = $self->execute($query, param  => $param, 
added auto_filter method
kimoto.yuki@gmail.com authored on 2010-12-21
681
                                 filter => $filter,
renamed auto_filter to apply...
Yuki Kimoto authored on 2011-01-12
682
                                 table => $table);
cleanup
yuki-kimoto authored on 2010-10-17
683
    
684
    return $ret_val;
removed reconnect method
yuki-kimoto authored on 2010-05-28
685
}
686

            
cleanup
yuki-kimoto authored on 2010-10-17
687
sub update_all { shift->update(allow_update_all => 1, @_) };
688

            
added experimental DBIx::Cus...
Yuki Kimoto authored on 2011-01-18
689
sub where { DBIx::Custom::Where->new }
690

            
cleanup
Yuki Kimoto authored on 2011-01-12
691
sub _build_binds {
692
    my ($self, $params, $columns, $filter) = @_;
removed reconnect method
yuki-kimoto authored on 2010-05-28
693
    
cleanup
Yuki Kimoto authored on 2011-01-12
694
    # bind values
695
    my @binds;
add tests
yuki-kimoto authored on 2010-08-08
696
    
removed reconnect method
yuki-kimoto authored on 2010-05-28
697
    # Build bind values
698
    my $count = {};
cleanup
Yuki Kimoto authored on 2011-01-12
699
    foreach my $column (@$columns) {
removed reconnect method
yuki-kimoto authored on 2010-05-28
700
        
701
        # Value
702
        my $value = ref $params->{$column} eq 'ARRAY'
703
                  ? $params->{$column}->[$count->{$column} || 0]
704
                  : $params->{$column};
705
        
cleanup
Yuki Kimoto authored on 2011-01-12
706
        # Filter
707
        my $f = $filter->{$column} || $self->{default_out_filter} || '';
cleanup
kimoto.yuki@gmail.com authored on 2010-12-21
708
        
cleanup
Yuki Kimoto authored on 2011-01-12
709
        push @binds, $f ? $f->($value) : $value;
removed reconnect method
yuki-kimoto authored on 2010-05-28
710
        
711
        # Count up 
712
        $count->{$column}++;
713
    }
714
    
cleanup
Yuki Kimoto authored on 2011-01-12
715
    return \@binds;
removed reconnect method
yuki-kimoto authored on 2010-05-28
716
}
717

            
cleanup
yuki-kimoto authored on 2010-10-17
718
sub _croak {
719
    my ($self, $error, $append) = @_;
720
    $append ||= "";
721
    
722
    # Verbose
723
    if ($Carp::Verbose) { croak $error }
724
    
725
    # Not verbose
726
    else {
727
        
728
        # Remove line and module infromation
729
        my $at_pos = rindex($error, ' at ');
730
        $error = substr($error, 0, $at_pos);
731
        $error =~ s/\s+$//;
732
        
733
        croak "$error$append";
734
    }
735
}
736

            
cleanup
Yuki Kimoto authored on 2011-01-12
737
# Deprecated
738
__PACKAGE__->attr(cache_method => sub {
739
    sub {
740
        my $self = shift;
741
        
742
        $self->{_cached} ||= {};
743
        
744
        if (@_ > 1) {
745
            $self->{_cached}{$_[0]} = $_[1] 
746
        }
747
        else {
748
            return $self->{_cached}{$_[0]}
749
        }
750
    }
751
});
752

            
753
sub default_bind_filter {
754
    my $self = shift;
755
    
756
    if (@_) {
757
        my $fname = $_[0];
758
        
759
        if (@_ && !$fname) {
760
            $self->{default_out_filter} = undef;
761
        }
762
        else {
763
            croak qq{"$fname" is not registered}
764
              unless exists $self->filters->{$fname};
765
        
766
            $self->{default_out_filter} = $self->filters->{$fname};
767
        }
768
        return $self;
769
    }
770
    
771
    return $self->{default_out_filter};
772
}
773

            
774
sub default_fetch_filter {
775
    my $self = shift;
776
    my $fname = $_[0];
777
    
778
    if (@_) {
779
        if (@_ && !$fname) {
780
            $self->{default_in_filter} = undef;
781
        }
782
        else {
783
            croak qq{"$fname" is not registered}
784
              unless exists $self->filters->{$fname};
785
        
786
            $self->{default_in_filter} = $self->filters->{$fname};
787
        }
788
        
789
        return $self;
790
    }
791
    
792
    return $self->{default_in_filter}
793
}
794

            
fixed DBIx::Custom::QueryBui...
yuki-kimoto authored on 2010-08-15
795
1;
796

            
removed reconnect method
yuki-kimoto authored on 2010-05-28
797
=head1 NAME
798

            
renamed build_query to creat...
yuki-kimoto authored on 2010-08-06
799
DBIx::Custom - DBI interface, having hash parameter binding and filtering system
removed reconnect method
yuki-kimoto authored on 2010-05-28
800

            
801
=head1 SYNOPSYS
cleanup
yuki-kimoto authored on 2010-08-05
802

            
renamed build_query to creat...
yuki-kimoto authored on 2010-08-06
803
Connect to the database.
804
    
805
    use DBIx::Custom;
renamed update tag to update...
yuki-kimoto authored on 2010-08-09
806
    my $dbi = DBIx::Custom->connect(data_source => "dbi:mysql:database=dbname",
removed reconnect method
yuki-kimoto authored on 2010-05-28
807
                                    user => 'ken', password => '!LFKD%$&');
cleanup
yuki-kimoto authored on 2010-08-05
808

            
renamed build_query to creat...
yuki-kimoto authored on 2010-08-06
809
Insert, update, and delete
cleanup
yuki-kimoto authored on 2010-08-05
810

            
removed reconnect method
yuki-kimoto authored on 2010-05-28
811
    # Insert 
added insert, update, update...
Yuki Kimoto authored on 2011-01-04
812
    $dbi->insert(table  => 'book',
renamed update tag to update...
yuki-kimoto authored on 2010-08-09
813
                 param  => {title => 'Perl', author => 'Ken'},
removed reconnect method
yuki-kimoto authored on 2010-05-28
814
                 filter => {title => 'encode_utf8'});
815
    
816
    # Update 
added insert, update, update...
Yuki Kimoto authored on 2011-01-04
817
    $dbi->update(table  => 'book', 
renamed update tag to update...
yuki-kimoto authored on 2010-08-09
818
                 param  => {title => 'Perl', author => 'Ken'}, 
removed reconnect method
yuki-kimoto authored on 2010-05-28
819
                 where  => {id => 5},
820
                 filter => {title => 'encode_utf8'});
821
    
822
    # Update all
added insert, update, update...
Yuki Kimoto authored on 2011-01-04
823
    $dbi->update_all(table  => 'book',
renamed update tag to update...
yuki-kimoto authored on 2010-08-09
824
                     param  => {title => 'Perl'},
removed reconnect method
yuki-kimoto authored on 2010-05-28
825
                     filter => {title => 'encode_utf8'});
826
    
827
    # Delete
added insert, update, update...
Yuki Kimoto authored on 2011-01-04
828
    $dbi->delete(table  => 'book',
removed reconnect method
yuki-kimoto authored on 2010-05-28
829
                 where  => {author => 'Ken'},
830
                 filter => {title => 'encode_utf8'});
831
    
832
    # Delete all
added insert, update, update...
Yuki Kimoto authored on 2011-01-04
833
    $dbi->delete_all(table => 'book');
cleanup
yuki-kimoto authored on 2010-08-05
834

            
renamed build_query to creat...
yuki-kimoto authored on 2010-08-06
835
Select
cleanup
yuki-kimoto authored on 2010-08-05
836

            
removed reconnect method
yuki-kimoto authored on 2010-05-28
837
    # Select
added insert, update, update...
Yuki Kimoto authored on 2011-01-04
838
    my $result = $dbi->select(table => 'book');
renamed fetch_rows to fetch_...
yuki-kimoto authored on 2010-05-01
839
    
renamed build_query to creat...
yuki-kimoto authored on 2010-08-06
840
    # Select, more complex
renamed fetch_rows to fetch_...
yuki-kimoto authored on 2010-05-01
841
    my $result = $dbi->select(
added insert, update, update...
Yuki Kimoto authored on 2011-01-04
842
        table  => 'book',
update document
yuki-kimoto authored on 2010-05-27
843
        column => [qw/author title/],
844
        where  => {author => 'Ken'},
updated document
yuki-kimoto authored on 2010-08-08
845
        append => 'order by id limit 5',
renamed build_query to creat...
yuki-kimoto authored on 2010-08-06
846
        filter => {title => 'encode_utf8'}
renamed fetch_rows to fetch_...
yuki-kimoto authored on 2010-05-01
847
    );
added commit method
yuki-kimoto authored on 2010-05-27
848
    
renamed build_query to creat...
yuki-kimoto authored on 2010-08-06
849
    # Select, join table
added commit method
yuki-kimoto authored on 2010-05-27
850
    my $result = $dbi->select(
added insert, update, update...
Yuki Kimoto authored on 2011-01-04
851
        table    => ['book', 'rental'],
852
        column   => ['book.name as book_name']
853
        relation => {'book.id' => 'rental.book_id'}
added commit method
yuki-kimoto authored on 2010-05-27
854
    );
updated document
yuki-kimoto authored on 2010-08-08
855
    
856
    # Select, more flexible where
857
    my $result = $dbi->select(
added insert, update, update...
Yuki Kimoto authored on 2011-01-04
858
        table  => 'book',
updated document
yuki-kimoto authored on 2010-08-08
859
        where  => ['{= author} and {like title}', 
860
                   {author => 'Ken', title => '%Perl%'}]
861
    );
cleanup
yuki-kimoto authored on 2010-08-05
862

            
renamed build_query to creat...
yuki-kimoto authored on 2010-08-06
863
Execute SQL
cleanup
yuki-kimoto authored on 2010-08-05
864

            
renamed build_query to creat...
yuki-kimoto authored on 2010-08-06
865
    # Execute SQL
added insert, update, update...
Yuki Kimoto authored on 2011-01-04
866
    $dbi->execute("select title from book");
removed register_format()
yuki-kimoto authored on 2010-05-26
867
    
renamed build_query to creat...
yuki-kimoto authored on 2010-08-06
868
    # Execute SQL with hash binding and filtering
added insert, update, update...
Yuki Kimoto authored on 2011-01-04
869
    $dbi->execute("select id from book where {= author} and {like title}",
removed register_format()
yuki-kimoto authored on 2010-05-26
870
                  param  => {author => 'ken', title => '%Perl%'},
renamed build_query to creat...
yuki-kimoto authored on 2010-08-06
871
                  filter => {title => 'encode_utf8'});
removed reconnect method
yuki-kimoto authored on 2010-05-28
872

            
873
    # Create query and execute it
renamed build_query to creat...
yuki-kimoto authored on 2010-08-06
874
    my $query = $dbi->create_query(
added insert, update, update...
Yuki Kimoto authored on 2011-01-04
875
        "select id from book where {= author} and {like title}"
removed reconnect method
yuki-kimoto authored on 2010-05-28
876
    );
updated document
yuki-kimoto authored on 2010-08-08
877
    $dbi->execute($query, param => {author => 'Ken', title => '%Perl%'})
cleanup
yuki-kimoto authored on 2010-08-05
878

            
updated document
yuki-kimoto authored on 2010-08-08
879
Other features.
cleanup
yuki-kimoto authored on 2010-08-05
880

            
881
    # Get DBI object
882
    my $dbh = $dbi->dbh;
883

            
884
Fetch row.
885

            
removed register_format()
yuki-kimoto authored on 2010-05-26
886
    # Fetch
887
    while (my $row = $result->fetch) {
888
        # ...
889
    }
890
    
891
    # Fetch hash
892
    while (my $row = $result->fetch_hash) {
893
        
894
    }
895
    
renamed update tag to update...
yuki-kimoto authored on 2010-08-09
896
=head1 DESCRIPTIONS
removed reconnect method
yuki-kimoto authored on 2010-05-28
897

            
renamed build_query to creat...
yuki-kimoto authored on 2010-08-06
898
L<DBIx::Custom> is one of L<DBI> interface modules,
899
such as L<DBIx::Class>, L<DBIx::Simple>.
removed reconnect method
yuki-kimoto authored on 2010-05-28
900

            
renamed build_query to creat...
yuki-kimoto authored on 2010-08-06
901
This module is not O/R mapper. O/R mapper is useful,
902
but you must learn many syntax of the O/R mapper,
updated document
yuki-kimoto authored on 2010-08-08
903
which is almost another language.
904
Created SQL statement is offten not effcient and damage SQL performance.
renamed build_query to creat...
yuki-kimoto authored on 2010-08-06
905
so you have to execute raw SQL in the end.
removed reconnect method
yuki-kimoto authored on 2010-05-28
906

            
renamed build_query to creat...
yuki-kimoto authored on 2010-08-06
907
L<DBIx::Custom> is middle area between L<DBI> and O/R mapper.
updated document
yuki-kimoto authored on 2010-08-08
908
L<DBIx::Custom> provide flexible hash parameter binding and filtering system,
added experimental expand me...
yuki-kimoto authored on 2010-10-20
909
and suger methods, such as C<insert()>, C<update()>, C<delete()>, C<select()>
updated document
yuki-kimoto authored on 2010-08-08
910
to execute SQL easily.
removed reconnect method
yuki-kimoto authored on 2010-05-28
911

            
updated document
yuki-kimoto authored on 2010-08-08
912
L<DBIx::Custom> respects SQL. SQL is very complex and not beautiful,
913
but de-facto standard,
914
so all people learing database know it.
renamed update tag to update...
yuki-kimoto authored on 2010-08-09
915
If you already know SQL,
916
you learn a little thing to use L<DBIx::Custom>.
removed reconnect method
yuki-kimoto authored on 2010-05-28
917

            
added DBIx::Custom::Guides
yuki-kimoto authored on 2010-10-17
918
See L<DBIx::Custom::Guides> for more details.
updated document
yuki-kimoto authored on 2010-08-08
919

            
update document
yuki-kimoto authored on 2010-01-30
920
=head1 ATTRIBUTES
packaging one directory
yuki-kimoto authored on 2009-11-16
921

            
cleanup
yuki-kimoto authored on 2010-10-17
922
=head2 C<cache>
packaging one directory
yuki-kimoto authored on 2009-11-16
923

            
cleanup
yuki-kimoto authored on 2010-10-17
924
    my $cache = $dbi->cache;
925
    $dbi      = $dbi->cache(1);
removed DESTROY method(not b...
yuki-kimoto authored on 2010-07-18
926

            
cleanup
yuki-kimoto authored on 2010-10-17
927
Enable parsed L<DBIx::Custom::Query> object caching.
928
Default to 1.
packaging one directory
yuki-kimoto authored on 2009-11-16
929

            
removed DBIx::Custom commit ...
yuki-kimoto authored on 2010-07-14
930
=head2 C<data_source>
packaging one directory
yuki-kimoto authored on 2009-11-16
931

            
cleanup
yuki-kimoto authored on 2010-08-03
932
    my $data_source = $dbi->data_source;
cleanup
yuki-kimoto authored on 2010-08-05
933
    $dbi            = $dbi->data_source("DBI:mysql:database=dbname");
removed DESTROY method(not b...
yuki-kimoto authored on 2010-07-18
934

            
cleanup
yuki-kimoto authored on 2010-08-05
935
Data source.
936
C<connect()> method use this value to connect the database.
removed DESTROY method(not b...
yuki-kimoto authored on 2010-07-18
937

            
removed DBIx::Custom commit ...
yuki-kimoto authored on 2010-07-14
938
=head2 C<dbh>
packaging one directory
yuki-kimoto authored on 2009-11-16
939

            
cleanup
yuki-kimoto authored on 2010-08-03
940
    my $dbh = $dbi->dbh;
941
    $dbi    = $dbi->dbh($dbh);
packaging one directory
yuki-kimoto authored on 2009-11-16
942

            
cleanup
yuki-kimoto authored on 2010-08-05
943
L<DBI> object. You can call all methods of L<DBI>.
packaging one directory
yuki-kimoto authored on 2009-11-16
944

            
added dbi_options attribute
kimoto authored on 2010-12-20
945
=head2 C<dbi_options>
946

            
947
    my $dbi_options = $dbi->dbi_options;
948
    $dbi            = $dbi->dbi_options($dbi_options);
949

            
950
DBI options.
951
C<connect()> method use this value to connect the database.
952

            
cleanup
yuki-kimoto authored on 2010-08-05
953
Default filter when row is fetched.
packaging one directory
yuki-kimoto authored on 2009-11-16
954

            
cleanup
yuki-kimoto authored on 2010-10-17
955
=head2 C<filters>
bind_filter argument is chan...
yuki-kimoto authored on 2009-11-19
956

            
cleanup
yuki-kimoto authored on 2010-10-17
957
    my $filters = $dbi->filters;
958
    $dbi        = $dbi->filters(\%filters);
packaging one directory
yuki-kimoto authored on 2009-11-16
959

            
cleanup
yuki-kimoto authored on 2010-10-17
960
Filter functions.
961
"encode_utf8" and "decode_utf8" is registered by default.
962

            
963
=head2 C<filter_check>
964

            
965
    my $filter_check = $dbi->filter_check;
966
    $dbi             = $dbi->filter_check(0);
967

            
cleanup
kimoto.yuki@gmail.com authored on 2010-12-21
968
B<this attribute is now deprecated and has no mean
969
because check is always done>. 
cleanup
yuki-kimoto authored on 2010-10-17
970

            
971
=head2 C<password>
972

            
973
    my $password = $dbi->password;
974
    $dbi         = $dbi->password('lkj&le`@s');
975

            
976
Password.
977
C<connect()> method use this value to connect the database.
update document
yuki-kimoto authored on 2010-01-30
978

            
renamed update tag to update...
yuki-kimoto authored on 2010-08-09
979
=head2 C<query_builder>
added commit method
yuki-kimoto authored on 2010-05-27
980

            
renamed update tag to update...
yuki-kimoto authored on 2010-08-09
981
    my $sql_class = $dbi->query_builder;
982
    $dbi          = $dbi->query_builder(DBIx::Custom::QueryBuilder->new);
added commit method
yuki-kimoto authored on 2010-05-27
983

            
renamed update tag to update...
yuki-kimoto authored on 2010-08-09
984
SQL builder. C<query_builder()> must be 
renamed build_query to creat...
yuki-kimoto authored on 2010-08-06
985
the instance of L<DBIx::Custom::QueryBuilder> subclass.
986
Default to L<DBIx::Custom::QueryBuilder> object.
cleanup
yuki-kimoto authored on 2010-08-05
987

            
cleanup
yuki-kimoto authored on 2010-10-17
988
=head2 C<result_class>
cleanup
yuki-kimoto authored on 2010-08-05
989

            
cleanup
yuki-kimoto authored on 2010-10-17
990
    my $result_class = $dbi->result_class;
991
    $dbi             = $dbi->result_class('DBIx::Custom::Result');
cleanup
yuki-kimoto authored on 2010-08-05
992

            
cleanup
yuki-kimoto authored on 2010-10-17
993
Result class for select statement.
994
Default to L<DBIx::Custom::Result>.
cleanup
yuki-kimoto authored on 2010-08-05
995

            
cleanup
yuki-kimoto authored on 2010-10-17
996
=head2 C<user>
cleanup
yuki-kimoto authored on 2010-08-05
997

            
cleanup
yuki-kimoto authored on 2010-10-17
998
    my $user = $dbi->user;
999
    $dbi     = $dbi->user('Ken');
cleanup
yuki-kimoto authored on 2010-08-05
1000

            
cleanup
yuki-kimoto authored on 2010-10-17
1001
User name.
1002
C<connect()> method use this value to connect the database.
1003
    
1004
=head1 METHODS
added commit method
yuki-kimoto authored on 2010-05-27
1005

            
cleanup
yuki-kimoto authored on 2010-10-17
1006
L<DBIx::Custom> inherits all methods from L<Object::Simple>
1007
and implements the following new ones.
added check_filter attribute
yuki-kimoto authored on 2010-08-08
1008

            
renamed auto_filter to apply...
Yuki Kimoto authored on 2011-01-12
1009
=head2 C<(experimental) apply_filter >
added auto_filter method
kimoto.yuki@gmail.com authored on 2010-12-21
1010

            
renamed auto_filter to apply...
Yuki Kimoto authored on 2011-01-12
1011
    $dbi->apply_filter(
added auto_filter method
kimoto.yuki@gmail.com authored on 2010-12-21
1012
        $table,
renamed auto_filter to apply...
Yuki Kimoto authored on 2011-01-12
1013
        $column1 => {in => $infilter1, out => $outfilter1}
1014
        $column2 => {in => $infilter2, out => $outfilter2}
1015
        ...,
added auto_filter method
kimoto.yuki@gmail.com authored on 2010-12-21
1016
    );
1017

            
renamed auto_filter to apply...
Yuki Kimoto authored on 2011-01-12
1018
C<apply_filter> is automatically filter for columns of table.
added auto_filter method
kimoto.yuki@gmail.com authored on 2010-12-21
1019
This have effect C<insert>, C<update>, C<delete>. C<select>
cleanup
Yuki Kimoto authored on 2010-12-21
1020
and L<DBIx::Custom::Result> object. but this has'nt C<execute> method.
1021

            
cleanup
Yuki Kimoto authored on 2011-01-12
1022
If you want to have effect C<execute()> method, use C<table>
cleanup
Yuki Kimoto authored on 2010-12-21
1023
arguments.
added auto_filter method
kimoto.yuki@gmail.com authored on 2010-12-21
1024

            
cleanup
Yuki Kimoto authored on 2010-12-21
1025
    $result = $dbi->execute(
1026
        "select * from table1 where {= key1} and {= key2};",
1027
         param => {key1 => 1, key2 => 2},
renamed auto_filter to apply...
Yuki Kimoto authored on 2011-01-12
1028
         table => ['table1']
cleanup
Yuki Kimoto authored on 2010-12-21
1029
    );
1030
    
added auto_filter method
kimoto.yuki@gmail.com authored on 2010-12-21
1031
=head2 C<begin_work>
added check_filter attribute
yuki-kimoto authored on 2010-08-08
1032

            
cleanup
yuki-kimoto authored on 2010-10-17
1033
    $dbi->begin_work;
added check_filter attribute
yuki-kimoto authored on 2010-08-08
1034

            
cleanup
yuki-kimoto authored on 2010-10-17
1035
Start transaction.
1036
This is same as L<DBI>'s C<begin_work>.
added commit method
yuki-kimoto authored on 2010-05-27
1037

            
cleanup
yuki-kimoto authored on 2010-08-05
1038
L<DBIx::Custom> inherits all methods from L<Object::Simple>
1039
and implements the following new ones.
added commit method
yuki-kimoto authored on 2010-05-27
1040

            
added auto_filter method
kimoto.yuki@gmail.com authored on 2010-12-21
1041
=head2 C<commit>
cleanup
yuki-kimoto authored on 2010-10-17
1042

            
1043
    $dbi->commit;
1044

            
1045
Commit transaction.
1046
This is same as L<DBI>'s C<commit>.
1047

            
removed DBIx::Custom commit ...
yuki-kimoto authored on 2010-07-14
1048
=head2 C<connect>
packaging one directory
yuki-kimoto authored on 2009-11-16
1049

            
cleanup
yuki-kimoto authored on 2010-08-05
1050
    my $dbi = DBIx::Custom->connect(data_source => "dbi:mysql:database=dbname",
update document
yuki-kimoto authored on 2010-05-27
1051
                                    user => 'ken', password => '!LFKD%$&');
bind_filter argument is chan...
yuki-kimoto authored on 2009-11-19
1052

            
cleanup
yuki-kimoto authored on 2010-08-05
1053
Create a new L<DBIx::Custom> object and connect to the database.
renamed build_query to creat...
yuki-kimoto authored on 2010-08-06
1054
L<DBIx::Custom> is a wrapper of L<DBI>.
cleanup
yuki-kimoto authored on 2010-08-09
1055
C<AutoCommit> and C<RaiseError> options are true, 
renamed build_query to creat...
yuki-kimoto authored on 2010-08-06
1056
and C<PrintError> option is false by default. 
packaging one directory
yuki-kimoto authored on 2009-11-16
1057

            
cleanup
yuki-kimoto authored on 2010-10-17
1058
=head2 C<create_query>
1059
    
1060
    my $query = $dbi->create_query(
added insert, update, update...
Yuki Kimoto authored on 2011-01-04
1061
        "select * from book where {= author} and {like title};"
cleanup
yuki-kimoto authored on 2010-10-17
1062
    );
update document
yuki-kimoto authored on 2009-11-19
1063

            
cleanup
yuki-kimoto authored on 2010-10-17
1064
Create the instance of L<DBIx::Custom::Query> from the source of SQL.
1065
If you want to get high performance,
1066
use C<create_query()> method and execute it by C<execute()> method
1067
instead of suger methods.
bind_filter argument is chan...
yuki-kimoto authored on 2009-11-19
1068

            
cleanup
yuki-kimoto authored on 2010-10-17
1069
    $dbi->execute($query, {author => 'Ken', title => '%Perl%'});
version 0.0901
yuki-kimoto authored on 2009-12-17
1070

            
cleanup
yuki-kimoto authored on 2010-10-17
1071
=head2 C<execute>
packaging one directory
yuki-kimoto authored on 2009-11-16
1072

            
cleanup
yuki-kimoto authored on 2010-10-17
1073
    my $result = $dbi->execute($query,  param => $params, filter => \%filter);
1074
    my $result = $dbi->execute($source, param => $params, filter => \%filter);
update document
yuki-kimoto authored on 2009-11-19
1075

            
cleanup
yuki-kimoto authored on 2010-10-17
1076
Execute query or the source of SQL.
1077
Query is L<DBIx::Custom::Query> object.
1078
Return value is L<DBIx::Custom::Result> if select statement is executed,
1079
or the count of affected rows if insert, update, delete statement is executed.
version 0.0901
yuki-kimoto authored on 2009-12-17
1080

            
removed DESTROY method(not b...
yuki-kimoto authored on 2010-07-18
1081
B<Example:>
update document
yuki-kimoto authored on 2009-11-19
1082

            
cleanup
yuki-kimoto authored on 2010-10-17
1083
    my $result = $dbi->execute(
added insert, update, update...
Yuki Kimoto authored on 2011-01-04
1084
        "select * from book where {= author} and {like title}", 
cleanup
yuki-kimoto authored on 2010-10-17
1085
        param => {author => 'Ken', title => '%Perl%'}
1086
    );
1087
    
1088
    while (my $row = $result->fetch) {
1089
        my $author = $row->[0];
1090
        my $title  = $row->[1];
1091
    }
packaging one directory
yuki-kimoto authored on 2009-11-16
1092

            
added experimental expand me...
yuki-kimoto authored on 2010-10-20
1093
=head2 C<(experimental) expand>
1094

            
1095
    my %expand = $dbi->expand($source);
1096

            
1097
The following hash
1098

            
added insert, update, update...
Yuki Kimoto authored on 2011-01-04
1099
    {book => {title => 'Perl', author => 'Ken'}}
added experimental expand me...
yuki-kimoto authored on 2010-10-20
1100

            
1101
is expanded to
1102

            
added insert, update, update...
Yuki Kimoto authored on 2011-01-04
1103
    ('book.title' => 'Perl', 'book.author' => 'Ken')
added experimental expand me...
yuki-kimoto authored on 2010-10-20
1104

            
1105
This is used in C<select()>
1106

            
1107

            
1108
    
removed DBIx::Custom commit ...
yuki-kimoto authored on 2010-07-14
1109
=head2 C<delete>
packaging one directory
yuki-kimoto authored on 2009-11-16
1110

            
cleanup
yuki-kimoto authored on 2010-08-05
1111
    $dbi->delete(table  => $table,
1112
                 where  => \%where,
1113
                 append => $append,
added experimental sugar met...
Yuki Kimoto authored on 2011-01-17
1114
                 filter => \%filter,
1115
                 query  => 1);
bind_filter argument is chan...
yuki-kimoto authored on 2009-11-19
1116

            
renamed build_query to creat...
yuki-kimoto authored on 2010-08-06
1117
Execute delete statement.
1118
C<delete> method have C<table>, C<where>, C<append>, and C<filter> arguments.
1119
C<table> is a table name.
1120
C<where> is where clause. this must be hash reference.
1121
C<append> is a string added at the end of the SQL statement.
1122
C<filter> is filters when parameter binding is executed.
added experimental sugar met...
Yuki Kimoto authored on 2011-01-17
1123
C<query> is if you don't execute sql and get L<DBIx::Custom::Query> object as return value.
1124
default to 0. This is experimental.
cleanup
yuki-kimoto authored on 2010-08-09
1125
Return value of C<delete()> is the count of affected rows.
renamed build_query to creat...
yuki-kimoto authored on 2010-08-06
1126

            
removed DESTROY method(not b...
yuki-kimoto authored on 2010-07-18
1127
B<Example:>
packaging one directory
yuki-kimoto authored on 2009-11-16
1128

            
added insert, update, update...
Yuki Kimoto authored on 2011-01-04
1129
    $dbi->delete(table  => 'book',
removed register_format()
yuki-kimoto authored on 2010-05-26
1130
                 where  => {id => 5},
1131
                 append => 'some statement',
removed reconnect method
yuki-kimoto authored on 2010-05-28
1132
                 filter => {id => 'encode_utf8'});
version 0.0901
yuki-kimoto authored on 2009-12-17
1133

            
removed DBIx::Custom commit ...
yuki-kimoto authored on 2010-07-14
1134
=head2 C<delete_all>
packaging one directory
yuki-kimoto authored on 2009-11-16
1135

            
cleanup
yuki-kimoto authored on 2010-08-05
1136
    $dbi->delete_all(table => $table);
packaging one directory
yuki-kimoto authored on 2009-11-16
1137

            
renamed build_query to creat...
yuki-kimoto authored on 2010-08-06
1138
Execute delete statement to delete all rows.
1139
Arguments is same as C<delete> method,
1140
except that C<delete_all> don't have C<where> argument.
cleanup
yuki-kimoto authored on 2010-08-09
1141
Return value of C<delete_all()> is the count of affected rows.
bind_filter argument is chan...
yuki-kimoto authored on 2009-11-19
1142

            
removed DESTROY method(not b...
yuki-kimoto authored on 2010-07-18
1143
B<Example:>
removed register_format()
yuki-kimoto authored on 2010-05-26
1144
    
added insert, update, update...
Yuki Kimoto authored on 2011-01-04
1145
    $dbi->delete_all(table => 'book');
packaging one directory
yuki-kimoto authored on 2009-11-16
1146

            
added helper method
yuki-kimoto authored on 2010-10-17
1147
=head2 C<(experimental) helper>
1148

            
1149
    $dbi->helper(
1150
        update_or_insert => sub {
1151
            my $self = shift;
1152
            # do something
1153
        },
1154
        find_or_create   => sub {
1155
            my $self = shift;
1156
            # do something
1157
        }
1158
    );
1159

            
1160
Register helper methods. These method is called from L<DBIx::Custom> object directory.
1161

            
1162
    $dbi->update_or_insert;
1163
    $dbi->find_or_create;
1164

            
cleanup
yuki-kimoto authored on 2010-10-17
1165
=head2 C<insert>
1166

            
1167
    $dbi->insert(table  => $table, 
1168
                 param  => \%param,
1169
                 append => $append,
added experimental sugar met...
Yuki Kimoto authored on 2011-01-17
1170
                 filter => \%filter,
1171
                 query  => 1);
cleanup
yuki-kimoto authored on 2010-10-17
1172

            
1173
Execute insert statement.
1174
C<insert> method have C<table>, C<param>, C<append>
1175
and C<filter> arguments.
1176
C<table> is a table name.
1177
C<param> is the pairs of column name value. this must be hash reference.
1178
C<append> is a string added at the end of the SQL statement.
1179
C<filter> is filters when parameter binding is executed.
added experimental sugar met...
Yuki Kimoto authored on 2011-01-17
1180
C<query> is if you don't execute sql and get L<DBIx::Custom::Query> object as return value.
1181
default to 0. This is experimental.
cleanup
yuki-kimoto authored on 2010-10-17
1182
This is overwrites C<default_bind_filter>.
1183
Return value of C<insert()> is the count of affected rows.
1184

            
1185
B<Example:>
1186

            
added insert, update, update...
Yuki Kimoto authored on 2011-01-04
1187
    $dbi->insert(table  => 'book', 
cleanup
yuki-kimoto authored on 2010-10-17
1188
                 param  => {title => 'Perl', author => 'Taro'},
1189
                 append => "some statement",
1190
                 filter => {title => 'encode_utf8'})
1191

            
added dbi_options attribute
kimoto authored on 2010-12-20
1192
=head2 C<new>
1193

            
1194
    my $dbi = DBIx::Custom->connect(data_source => "dbi:mysql:database=dbname",
1195
                                    user => 'ken', password => '!LFKD%$&');
1196

            
1197
Create a new L<DBIx::Custom> object.
1198

            
added experimental iterate_a...
Yuki Kimoto authored on 2010-12-22
1199
=head2 C<(experimental) iterate_all_columns>
1200

            
1201
    $dbi->iterate_all_columns(
1202
        sub {
1203
            my ($table, $column, $column_info) = @_;
1204
            
1205
            # do something;
1206
        }
1207
    );
1208

            
1209
Iterate all columns of all tables. Argument is callback.
1210
You can do anything by callback.
1211

            
experimental extended select...
Yuki Kimoto authored on 2011-01-17
1212
=head2 C<(experimental) or>
1213

            
1214
    $or = $dbi->or(1, 5);
1215

            
1216
Create L<DBIx::Custom::Or> object. This is used with select method's
1217
where option.
1218

            
cleanup
yuki-kimoto authored on 2010-10-17
1219
=head2 C<register_filter>
1220

            
1221
    $dbi->register_filter(%filters);
1222
    $dbi->register_filter(\%filters);
1223
    
1224
Register filter. Registered filters is available in the following attributes
1225
or arguments.
1226

            
1227
=over 4
1228

            
1229
=item *
1230

            
1231
C<filter> argument of C<insert()>, C<update()>,
1232
C<update_all()>, C<delete()>, C<delete_all()>, C<select()>
1233
methods
1234

            
1235
=item *
1236

            
1237
C<execute()> method
1238

            
1239
=item *
1240

            
1241
C<default_filter> and C<filter> of C<DBIx::Custom::Query>
1242

            
1243
=item *
1244

            
1245
C<default_filter> and C<filter> of C<DBIx::Custom::Result>
1246

            
1247
=back
1248

            
1249
B<Example:>
1250

            
1251
    $dbi->register_filter(
1252
        encode_utf8 => sub {
1253
            my $value = shift;
1254
            
1255
            require Encode;
1256
            
1257
            return Encode::encode('UTF-8', $value);
1258
        },
1259
        decode_utf8 => sub {
1260
            my $value = shift;
1261
            
1262
            require Encode;
1263
            
1264
            return Encode::decode('UTF-8', $value)
1265
        }
1266
    );
1267

            
added auto_filter method
kimoto.yuki@gmail.com authored on 2010-12-21
1268
=head2 C<rollback>
cleanup
yuki-kimoto authored on 2010-10-17
1269

            
1270
    $dbi->rollback;
1271

            
1272
Rollback transaction.
1273
This is same as L<DBI>'s C<rollback>.
1274

            
removed DBIx::Custom commit ...
yuki-kimoto authored on 2010-07-14
1275
=head2 C<select>
packaging one directory
yuki-kimoto authored on 2009-11-16
1276
    
cleanup
yuki-kimoto authored on 2010-08-05
1277
    my $result = $dbi->select(table    => $table,
1278
                              column   => [@column],
1279
                              where    => \%where,
1280
                              append   => $append,
1281
                              relation => \%relation,
added experimental sugar met...
Yuki Kimoto authored on 2011-01-17
1282
                              filter   => \%filter,
1283
                              query    => 1);
update document
yuki-kimoto authored on 2009-11-19
1284

            
renamed build_query to creat...
yuki-kimoto authored on 2010-08-06
1285
Execute select statement.
cleanup
yuki-kimoto authored on 2010-08-09
1286
C<select> method have C<table>, C<column>, C<where>, C<append>,
renamed build_query to creat...
yuki-kimoto authored on 2010-08-06
1287
C<relation> and C<filter> arguments.
1288
C<table> is a table name.
cleanup
yuki-kimoto authored on 2010-08-09
1289
C<where> is where clause. this is normally hash reference.
renamed build_query to creat...
yuki-kimoto authored on 2010-08-06
1290
C<append> is a string added at the end of the SQL statement.
1291
C<filter> is filters when parameter binding is executed.
added experimental sugar met...
Yuki Kimoto authored on 2011-01-17
1292
C<query> is if you don't execute sql and get L<DBIx::Custom::Query> object as return value.
1293
default to 0. This is experimental.
update document
yuki-kimoto authored on 2009-11-19
1294

            
removed DESTROY method(not b...
yuki-kimoto authored on 2010-07-18
1295
B<Example:>
update document
yuki-kimoto authored on 2009-11-19
1296

            
added insert, update, update...
Yuki Kimoto authored on 2011-01-04
1297
    # select * from book;
1298
    my $result = $dbi->select(table => 'book');
packaging one directory
yuki-kimoto authored on 2009-11-16
1299
    
added insert, update, update...
Yuki Kimoto authored on 2011-01-04
1300
    # select * from book where title = ?;
1301
    my $result = $dbi->select(table => 'book', where => {title => 'Perl'});
update document
yuki-kimoto authored on 2009-11-19
1302
    
added insert, update, update...
Yuki Kimoto authored on 2011-01-04
1303
    # select title, author from book where id = ? for update;
cleanup
yuki-kimoto authored on 2010-08-05
1304
    my $result = $dbi->select(
added insert, update, update...
Yuki Kimoto authored on 2011-01-04
1305
        table  => 'book',
removed reconnect method
yuki-kimoto authored on 2010-05-28
1306
        column => ['title', 'author'],
removed register_format()
yuki-kimoto authored on 2010-05-26
1307
        where  => {id => 1},
1308
        appned => 'for update'
update document
yuki-kimoto authored on 2009-11-19
1309
    );
1310
    
added insert, update, update...
Yuki Kimoto authored on 2011-01-04
1311
    # select book.name as book_name from book, rental
1312
    # where book.id = rental.book_id;
added commit method
yuki-kimoto authored on 2010-05-27
1313
    my $result = $dbi->select(
added insert, update, update...
Yuki Kimoto authored on 2011-01-04
1314
        table    => ['book', 'rental'],
1315
        column   => ['book.name as book_name']
1316
        relation => {'book.id' => 'rental.book_id'}
update document
yuki-kimoto authored on 2009-11-19
1317
    );
1318

            
cleanup
yuki-kimoto authored on 2010-08-09
1319
If you use more complex condition,
1320
you can specify a array reference to C<where> argument.
1321

            
1322
    my $result = $dbi->select(
added insert, update, update...
Yuki Kimoto authored on 2011-01-04
1323
        table  => 'book',
cleanup
yuki-kimoto authored on 2010-08-09
1324
        column => ['title', 'author'],
1325
        where  => ['{= title} or {like author}',
1326
                   {title => '%Perl%', author => 'Ken'}]
1327
    );
1328

            
1329
First element is a string. it contains tags,
1330
such as "{= title} or {like author}".
1331
Second element is paramters.
1332

            
cleanup
yuki-kimoto authored on 2010-10-17
1333
=head2 C<update>
removed reconnect method
yuki-kimoto authored on 2010-05-28
1334

            
cleanup
yuki-kimoto authored on 2010-10-17
1335
    $dbi->update(table  => $table, 
1336
                 param  => \%params,
1337
                 where  => \%where,
1338
                 append => $append,
added experimental sugar met...
Yuki Kimoto authored on 2011-01-17
1339
                 filter => \%filter,
1340
                 query  => 1)
removed reconnect method
yuki-kimoto authored on 2010-05-28
1341

            
cleanup
yuki-kimoto authored on 2010-10-17
1342
Execute update statement.
1343
C<update> method have C<table>, C<param>, C<where>, C<append>
1344
and C<filter> arguments.
1345
C<table> is a table name.
1346
C<param> is column-value pairs. this must be hash reference.
1347
C<where> is where clause. this must be hash reference.
1348
C<append> is a string added at the end of the SQL statement.
1349
C<filter> is filters when parameter binding is executed.
added experimental sugar met...
Yuki Kimoto authored on 2011-01-17
1350
C<query> is if you don't execute sql and get L<DBIx::Custom::Query> object as return value.
1351
default to 0. This is experimental.
cleanup
yuki-kimoto authored on 2010-10-17
1352
This is overwrites C<default_bind_filter>.
1353
Return value of C<update()> is the count of affected rows.
removed reconnect method
yuki-kimoto authored on 2010-05-28
1354

            
removed DBIx::Custom commit ...
yuki-kimoto authored on 2010-07-14
1355
B<Example:>
removed reconnect method
yuki-kimoto authored on 2010-05-28
1356

            
added insert, update, update...
Yuki Kimoto authored on 2011-01-04
1357
    $dbi->update(table  => 'book',
cleanup
yuki-kimoto authored on 2010-10-17
1358
                 param  => {title => 'Perl', author => 'Taro'},
1359
                 where  => {id => 5},
1360
                 append => "some statement",
1361
                 filter => {title => 'encode_utf8'});
renamed build_query to creat...
yuki-kimoto authored on 2010-08-06
1362

            
added insert, update, update...
Yuki Kimoto authored on 2011-01-04
1363
=head2 C<(experimental) txn_scope>
1364

            
1365
    {
1366
        my $txn = $dbi->txn_scope;
1367
        $dbi->insert(table => 'book', param => {title => 'Perl'});
1368
        $dbi->insert(table => 'book', param => {title => 'Good days'});
1369
        $txn->commit;
1370
    }
1371

            
1372
Create transaction scope. If you escape scope(that is { .. }) and commited,
1373
Rollback is automatically done.
1374

            
1375
Note that this is feature of L<DBIx::TransactionManager>
1376
L<DBIx::TransactionManager> is required.
1377

            
cleanup
Yuki Kimoto authored on 2011-01-12
1378
=head2 C<(experimental) table>
remove DBIx::Custom::Model
Yuki Kimoto authored on 2011-01-12
1379

            
1380
    $dbi->table('book',
1381
        insert => sub { ... },
1382
        update => sub { ... }
1383
    );
1384
    
1385
    my $table = $dbi->table('book');
1386

            
1387
Create a L<DBIx::Custom::Table> object,
1388
or get a L<DBIx::Custom::Table> object.
1389

            
cleanup
yuki-kimoto authored on 2010-10-17
1390
=head2 C<update_all>
renamed build_query to creat...
yuki-kimoto authored on 2010-08-06
1391

            
cleanup
yuki-kimoto authored on 2010-10-17
1392
    $dbi->update_all(table  => $table, 
1393
                     param  => \%params,
1394
                     filter => \%filter,
1395
                     append => $append);
renamed build_query to creat...
yuki-kimoto authored on 2010-08-06
1396

            
cleanup
yuki-kimoto authored on 2010-10-17
1397
Execute update statement to update all rows.
1398
Arguments is same as C<update> method,
1399
except that C<update_all> don't have C<where> argument.
1400
Return value of C<update_all()> is the count of affected rows.
removed DBIx::Custom commit ...
yuki-kimoto authored on 2010-07-14
1401

            
1402
B<Example:>
packaging one directory
yuki-kimoto authored on 2009-11-16
1403

            
added insert, update, update...
Yuki Kimoto authored on 2011-01-04
1404
    $dbi->update_all(table  => 'book', 
cleanup
yuki-kimoto authored on 2010-10-17
1405
                     param  => {author => 'taro'},
1406
                     filter => {author => 'encode_utf8'});
removed reconnect method
yuki-kimoto authored on 2010-05-28
1407

            
cleanup
Yuki Kimoto authored on 2011-01-12
1408
=head2 C<(deprecated) default_bind_filter>
1409

            
1410
    my $default_bind_filter = $dbi->default_bind_filter;
1411
    $dbi                    = $dbi->default_bind_filter($fname);
1412

            
1413
Default filter when parameter binding is executed.
1414

            
1415
=head2 C<(deprecated) default_fetch_filter>
1416

            
1417
    my $default_fetch_filter = $dbi->default_fetch_filter;
1418
    $dbi = $dbi->default_fetch_filter($fname);
1419

            
1420
=head2 C<(deprecated) cache_method>
1421

            
1422
    $dbi          = $dbi->cache_method(\&cache_method);
1423
    $cache_method = $dbi->cache_method
1424

            
1425
Method to set and get caches.
1426

            
1427
B<Example:>
1428

            
1429
    $dbi->cache_method(
1430
        sub {
1431
            my $self = shift;
1432
            
1433
            $self->{_cached} ||= {};
1434
            
1435
            if (@_ > 1) {
1436
                $self->{_cached}{$_[0]} = $_[1] 
1437
            }
1438
            else {
1439
                return $self->{_cached}{$_[0]}
1440
            }
1441
        }
1442
    );
1443

            
DBIx::Custom is now stable
yuki-kimoto authored on 2010-09-07
1444
=head1 STABILITY
1445

            
1446
L<DBIx::Custom> is now stable. APIs keep backword compatible in the feature.
1447

            
removed DESTROY method(not b...
yuki-kimoto authored on 2010-07-18
1448
=head1 BUGS
1449

            
renamed build_query to creat...
yuki-kimoto authored on 2010-08-06
1450
Please tell me bugs if found.
removed DESTROY method(not b...
yuki-kimoto authored on 2010-07-18
1451

            
1452
C<< <kimoto.yuki at gmail.com> >>
1453

            
1454
L<http://github.com/yuki-kimoto/DBIx-Custom>
1455

            
removed reconnect method
yuki-kimoto authored on 2010-05-28
1456
=head1 AUTHOR
1457

            
1458
Yuki Kimoto, C<< <kimoto.yuki at gmail.com> >>
version 0.0901
yuki-kimoto authored on 2009-12-17
1459

            
packaging one directory
yuki-kimoto authored on 2009-11-16
1460
=head1 COPYRIGHT & LICENSE
1461

            
1462
Copyright 2009 Yuki Kimoto, all rights reserved.
1463

            
1464
This program is free software; you can redistribute it and/or modify it
1465
under the same terms as Perl itself.
1466

            
1467
=cut
added cache_method attribute
yuki-kimoto authored on 2010-06-25
1468

            
1469