3 |
# $Id$ |
# $Id$ |
4 |
# |
# |
5 |
# $Log$ |
# $Log$ |
6 |
|
# Revision 1.6 2002/12/01 04:46:01 joko |
7 |
|
# + sub eraseAll |
8 |
|
# |
9 |
|
# Revision 1.5 2002/11/29 05:00:26 joko |
10 |
|
# + sub getListUnfiltered |
11 |
|
# + sub sendQuery |
12 |
|
# |
13 |
|
# Revision 1.4 2002/11/17 08:46:42 jonen |
14 |
|
# + wrapped eval around DBI->connect to prevent deaths |
15 |
|
# |
16 |
# Revision 1.3 2002/11/17 06:34:39 joko |
# Revision 1.3 2002/11/17 06:34:39 joko |
17 |
# + locator metadata can now be reached via ->{locator} |
# + locator metadata can now be reached via ->{locator} |
18 |
# - sub hash2sql now taken from libdb |
# - sub hash2sql now taken from libdb |
36 |
|
|
37 |
use DBI; |
use DBI; |
38 |
use Data::Dumper; |
use Data::Dumper; |
39 |
use libdb; |
use libdb qw( getDbNameByDsn hash2Sql ); |
40 |
|
use Data::Storage::Result::DBI; |
41 |
|
|
42 |
# get logger instance |
# get logger instance |
43 |
my $logger = Log::Dispatch::Config->instance; |
my $logger = Log::Dispatch::Config->instance; |
44 |
|
|
45 |
|
|
46 |
our $metainfo = { |
sub getMetaInfo { |
47 |
'disconnectMethod' => 'disconnect', |
my $self = shift; |
48 |
}; |
$logger->debug( __PACKAGE__ . "->getMetaInfo()" ); |
49 |
|
return { |
50 |
|
'disconnectMethod' => 'disconnect', |
51 |
|
}; |
52 |
|
} |
53 |
|
|
54 |
sub connect { |
sub connect { |
55 |
|
|
67 |
|
|
68 |
#use Data::Dumper; print Dumper($self->{dbi}); |
#use Data::Dumper; print Dumper($self->{dbi}); |
69 |
|
|
70 |
$self->{COREHANDLE} = DBI->connect( $dsn, '', '', $self->{locator}->{dbi} ); |
eval { |
71 |
if (!$self->{COREHANDLE}) { |
$self->{COREHANDLE} = DBI->connect( $dsn, '', '', $self->{locator}->{dbi} ); |
72 |
$logger->warning( __PACKAGE__ . "->connect failed: " . DBI::errstr ); |
if (!$self->{COREHANDLE}) { |
73 |
return; |
$logger->warning( __PACKAGE__ . "->connect failed: " . DBI::errstr ); |
74 |
} |
return; |
75 |
|
} |
76 |
|
}; |
77 |
|
$logger->warning( __PACKAGE__ . "->connect failed: " . $@ ) if $@; |
78 |
|
|
79 |
} |
} |
80 |
$self->configureCOREHANDLE(); |
$self->configureCOREHANDLE(); |
81 |
|
|
91 |
|
|
92 |
$logger->debug( __PACKAGE__ . "->configureCOREHANDLE" ); |
$logger->debug( __PACKAGE__ . "->configureCOREHANDLE" ); |
93 |
|
|
94 |
# apply configured modifications |
# apply configured modifications to DBI-handle |
95 |
if (exists $self->{locator}->{dbi}->{trace_level} && exists $self->{locator}->{dbi}->{trace_file}) { |
if (exists $self->{locator}->{dbi}->{trace_level} && exists $self->{locator}->{dbi}->{trace_file}) { |
96 |
$self->{COREHANDLE}->trace($self->{locator}->{dbi}->{trace_level}, $self->{locator}->{dbi}->{trace_file}); |
$self->{COREHANDLE}->trace($self->{locator}->{dbi}->{trace_level}, $self->{locator}->{dbi}->{trace_file}); |
97 |
} |
} |
132 |
sub sendCommand { |
sub sendCommand { |
133 |
my $self = shift; |
my $self = shift; |
134 |
my $command = shift; |
my $command = shift; |
135 |
|
# TODO: when tracing: yes, do actually log this |
136 |
#$logger->debug( __PACKAGE__ . "->sendCommand( command $command )" ); |
#$logger->debug( __PACKAGE__ . "->sendCommand( command $command )" ); |
137 |
my $cmdHandle = $self->_sendSql($command); |
my $cmdHandle = $self->_sendSql($command); |
138 |
my $result = Data::Storage::Result::DBI->new( RESULTHANDLE => $cmdHandle ); |
my $result = Data::Storage::Result::DBI->new( RESULTHANDLE => $cmdHandle ); |
139 |
return $result; |
return $result; |
140 |
} |
} |
141 |
|
|
|
sub quoteSql { |
|
|
my $self = shift; |
|
|
my $string = shift; |
|
|
if ($string) { |
|
|
$string =~ s/'/\\'/g; |
|
|
} |
|
|
return $string; |
|
|
} |
|
|
|
|
|
|
|
142 |
sub getChildNodes { |
sub getChildNodes { |
|
|
|
143 |
my $self = shift; |
my $self = shift; |
144 |
my @nodes; |
my @nodes; |
|
|
|
145 |
$logger->debug( __PACKAGE__ . "->getChildNodes()" ); |
$logger->debug( __PACKAGE__ . "->getChildNodes()" ); |
|
|
|
146 |
if (my $result = $self->sendCommand( 'SHOW TABLES;' ) ) { |
if (my $result = $self->sendCommand( 'SHOW TABLES;' ) ) { |
147 |
my $dbname = getDbNameByDsn($self->{locator}->{dbi}->{dsn}); |
my $dbname = getDbNameByDsn($self->{locator}->{dbi}->{dsn}); |
148 |
my $key = "Tables_in_$dbname"; |
my $key = "Tables_in_$dbname"; |
149 |
while ( my $row = $result->_getNextEntry() ) { |
while ( my $row = $result->getNextEntry() ) { |
150 |
push @nodes, $row->{$key}; |
push @nodes, $row->{$key}; |
151 |
} |
} |
152 |
} |
} |
|
|
|
153 |
return \@nodes; |
return \@nodes; |
|
|
|
154 |
} |
} |
155 |
|
|
156 |
|
sub getListUnfiltered { |
|
|
|
|
|
|
|
package Data::Storage::Result::DBI; |
|
|
|
|
|
use strict; |
|
|
use warnings; |
|
|
|
|
|
use base ("Data::Storage::Result"); |
|
|
|
|
|
sub DESTROY { |
|
157 |
my $self = shift; |
my $self = shift; |
158 |
#$logger->debug( __PACKAGE__ . "->" . "DESTROY" ); |
my $nodename = shift; |
159 |
$self->{RESULTHANDLE} && $self->{RESULTHANDLE}->finish(); |
my @list; |
160 |
|
$logger->debug( __PACKAGE__ . "->getListUnfiltered( nodename => '" . $nodename . "' )" ); |
161 |
|
# get list of rows from rdbms by table name |
162 |
|
my $result = $self->sendCommand("SELECT * FROM $nodename"); |
163 |
|
while ( my $row = $result->getNextEntry() ) { |
164 |
|
push @list, $row; |
165 |
|
} |
166 |
|
return \@list; |
167 |
} |
} |
168 |
|
|
169 |
sub _getNextEntry { |
sub sendQuery { |
170 |
my $self = shift; |
my $self = shift; |
171 |
$self->{RESULTHANDLE} && return $self->{RESULTHANDLE}->fetchrow_hashref; |
my $query = shift; |
172 |
|
#my $sql = "SELECT cs FROM $self->{metainfo}->{$descent}->{node} WHERE $self->{metainfo}->{$descent}->{IdentProvider}->{arg}='$self->{entry}->{source}->{ident}';"; |
173 |
|
#my $result = $self->{metainfo}->{$descent}->{storage}->sendCommand($sql); |
174 |
|
my @crits; |
175 |
|
foreach (@{$query->{criterias}}) { |
176 |
|
my $op = ''; |
177 |
|
$op = '=' if lc $_->{op} eq 'eq'; |
178 |
|
push @crits, "$_->{key}$op'$_->{val}'"; |
179 |
|
} |
180 |
|
my $subnodes = {}; |
181 |
|
map { $subnodes->{$_}++ } @{$query->{subnodes}}; |
182 |
|
# HACK: this is hardcoded ;( expand possibilities! |
183 |
|
my $crit = join(' AND ', @crits); |
184 |
|
my $sql = hash2Sql($query->{node}, $subnodes, 'SELECT', $crit); |
185 |
|
return $self->sendCommand($sql); |
186 |
} |
} |
187 |
|
|
188 |
|
sub eraseAll { |
189 |
|
my $self = shift; |
190 |
|
my $classname = shift; |
191 |
|
my $sql = "DELETE FROM $classname"; |
192 |
|
$self->sendCommand($sql); |
193 |
|
} |
194 |
|
|
|
1; |
|
195 |
|
1; |