3 |
# $Id$ |
# $Id$ |
4 |
# |
# |
5 |
# $Log$ |
# $Log$ |
6 |
|
# Revision 1.2 2002/10/17 00:04:29 joko |
7 |
|
# + sub createDb |
8 |
|
# + sub isConnected |
9 |
|
# + bugfixes regarding "deep recursion" stuff |
10 |
|
# |
11 |
# Revision 1.1 2002/10/10 03:43:12 cvsjoko |
# Revision 1.1 2002/10/10 03:43:12 cvsjoko |
12 |
# + new |
# + new |
13 |
# |
# |
20 |
use warnings; |
use warnings; |
21 |
|
|
22 |
use Data::Storage::Locator; |
use Data::Storage::Locator; |
|
use Data::Storage::Handler::DBI; |
|
|
use Data::Storage::Handler::Tangram; |
|
23 |
|
|
24 |
# get logger instance |
# get logger instance |
25 |
my $logger = Log::Dispatch::Config->instance; |
my $logger = Log::Dispatch::Config->instance; |
40 |
|
|
41 |
sub AUTOLOAD { |
sub AUTOLOAD { |
42 |
|
|
43 |
|
# since this is a core function acting as dispatcher to $self->{STORAGEHANDLE}, |
44 |
|
# some sophisticated handling and filtering is needed to avoid things like |
45 |
|
# - Deep recursion on subroutine "Data::Storage::AUTOLOAD" |
46 |
|
# - Deep recursion on subroutine "Data::Storage::Handler::Abstract::AUTOLOAD" |
47 |
|
# - Deep recursion on anonymous subroutine at [...] |
48 |
|
# we also might filter log messages caused by logging itself in "advanced logging of AUTOLOAD calls" |
49 |
|
|
50 |
my $self = shift; |
my $self = shift; |
51 |
our $AUTOLOAD; |
our $AUTOLOAD; |
52 |
|
|
56 |
my $method = $AUTOLOAD; |
my $method = $AUTOLOAD; |
57 |
$method =~ s/^.*:://; |
$method =~ s/^.*:://; |
58 |
|
|
59 |
#$logger->debug( __PACKAGE__ . "[$self->{locator}->{type}]" . "->" . $method . "(@_)" . " (AUTOLOAD)" ); |
# advanced logging of AUTOLOAD calls |
60 |
|
my $logstring = __PACKAGE__ . "[$self->{locator}->{type}]" . "->" . $method . "(@_)"; |
61 |
|
my $tabcount = int( (80 - length($logstring)) / 10 ); |
62 |
|
$logstring .= "\t" x $tabcount . "(AUTOLOAD)"; |
63 |
|
# TODO: only ok if logstring doesn't contain |
64 |
|
# e.g. "Data::Storage[Tangram]->insert(SystemEvent=HASH(0x5c0034c)) (AUTOLOAD)" |
65 |
|
# but that would be way too specific as long as we don't have an abstract handler for this ;) |
66 |
|
$logger->debug( $logstring ); |
67 |
|
|
68 |
|
# filtering AUTOLOAD calls |
69 |
if ($self->_filter_AUTOLOAD($method)) { |
if ($self->_filter_AUTOLOAD($method)) { |
70 |
$self->_accessStorage(); |
$self->_accessStorage(); |
71 |
$self->{STORAGEHANDLE}->$method(@_); |
$self->{STORAGEHANDLE}->$method(@_); |
114 |
# propagate args to handler |
# propagate args to handler |
115 |
# needs some more thoughts! (not only "dbi" to Tangram, when (in future) db is not more the common case) |
# needs some more thoughts! (not only "dbi" to Tangram, when (in future) db is not more the common case) |
116 |
if ($type eq 'DBI') { |
if ($type eq 'DBI') { |
117 |
|
use Data::Storage::Handler::DBI; |
118 |
#my @args = %{$self->{locator}->{dbi}}; |
#my @args = %{$self->{locator}->{dbi}}; |
119 |
my @args = %{$self->{locator}}; |
my @args = %{$self->{locator}}; |
120 |
$self->{STORAGEHANDLE} = $pkg->new( @args ); |
$self->{STORAGEHANDLE} = $pkg->new( @args ); |
121 |
} |
} |
122 |
if ($type eq 'Tangram') { |
if ($type eq 'Tangram') { |
123 |
|
use Data::Storage::Handler::Tangram; |
124 |
#$self->{STORAGEHANDLE} = $pkg->new( dsn => $self->{locator}->{dbi}->{dsn} ); |
#$self->{STORAGEHANDLE} = $pkg->new( dsn => $self->{locator}->{dbi}->{dsn} ); |
125 |
#my @args = %{$self->{locator}->{dbi}}; |
#my @args = %{$self->{locator}->{dbi}}; |
126 |
my @args = %{$self->{locator}}; |
my @args = %{$self->{locator}}; |
187 |
$dbh->disconnect(); |
$dbh->disconnect(); |
188 |
return 1; |
return 1; |
189 |
} else { |
} else { |
190 |
$logger->error( __PACKAGE__ . "[$self->{locator}->{type}]" . "->testDsn(): " . "DBI-error: " . DBI::errstr ); |
$logger->error( __PACKAGE__ . "[$self->{locator}->{type}]" . "->testDsn(): " . "DBI-error: " . $DBI::errstr ); |
191 |
|
} |
192 |
|
} |
193 |
|
|
194 |
|
sub createDb { |
195 |
|
my $self = shift; |
196 |
|
my $dsn = $self->{locator}->{dbi}->{dsn}; |
197 |
|
$dsn =~ s/database=(.+?);//; |
198 |
|
my $database_name = $1; |
199 |
|
|
200 |
|
my $ok; |
201 |
|
|
202 |
|
if ( my $dbh = DBI->connect($dsn, '', '', { |
203 |
|
PrintError => 0, |
204 |
|
} ) ) { |
205 |
|
if ($database_name) { |
206 |
|
if ($dbh->do("CREATE DATABASE $database_name;")) { |
207 |
|
$ok = 1; |
208 |
|
} |
209 |
|
} |
210 |
|
$dbh->disconnect(); |
211 |
} |
} |
212 |
|
|
213 |
|
return $ok; |
214 |
|
|
215 |
|
} |
216 |
|
|
217 |
|
sub isConnected { |
218 |
|
my $self = shift; |
219 |
|
return 1 if $self->{STORAGEHANDLE}; |
220 |
} |
} |
221 |
|
|
222 |
1; |
1; |