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package Anansi::DatabaseComponent; |
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=head1 NAME |
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Anansi::DatabaseComponent - A manager template for database drivers. |
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=head1 SYNOPSIS |
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package Anansi::Database::Example; |
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use base qw(Anansi::DatabaseComponent); |
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sub connect { |
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my ($self, $channel, %parameters) = @_; |
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return $self->SUPER::connect( |
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undef, |
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INPUT => [ |
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'some text', |
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{ |
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NAME => 'someParameter', |
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}, { |
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INPUT => [ |
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'more text', |
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{ |
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NAME => 'anotherParameter', |
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}, |
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'yet more text', |
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] |
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}, { |
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DEFAULT => 'abc', |
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NAME => 'yetAnotherParameter', |
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}, |
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], |
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(%parameters), |
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); |
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} |
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sub validate { |
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my ($self, $channel, %parameters) = @_; |
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$parameters{DRIVER} = 'Example'; |
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return Anansi::DatabaseComponent::validate(undef, %parameters); |
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} |
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Anansi::DatabaseComponent::addChannel('Anansi::Database::Example', 'AUTOCOMMIT' => 'Anansi::DatabaseComponent::autocommit'); |
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Anansi::DatabaseComponent::addChannel('Anansi::Database::Example', 'COMMIT' => 'Anansi::DatabaseComponent::commit'); |
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Anansi::DatabaseComponent::addChannel('Anansi::Database::Example', 'CONNECT' => 'connect'); |
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Anansi::DatabaseComponent::addChannel('Anansi::Database::Example', 'DISCONNECT' => 'Anansi::DatabaseComponent::disconnect'); |
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Anansi::DatabaseComponent::addChannel('Anansi::Database::Example', 'FINISH' => 'Anansi::DatabaseComponent::finish'); |
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Anansi::DatabaseComponent::addChannel('Anansi::Database::Example', 'HANDLE' => 'Anansi::DatabaseComponent::handle'); |
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Anansi::DatabaseComponent::addChannel('Anansi::Database::Example', 'PREPARE' => 'Anansi::DatabaseComponent::prepare'); |
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Anansi::DatabaseComponent::addChannel('Anansi::Database::Example', 'ROLLBACK' => 'Anansi::DatabaseComponent::rollback'); |
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Anansi::DatabaseComponent::addChannel('Anansi::Database::Example', 'STATEMENT' => 'Anansi::DatabaseComponent::statement'); |
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Anansi::DatabaseComponent::addChannel('Anansi::Database::Example', 'VALIDATE_AS_APPROPRIATE' => 'validate'); |
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1; |
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package main; |
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use Anansi::Database; |
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my $database = Anansi::Database->new(); |
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my $component = $database->addComponent(undef, |
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DRIVER => 'Example', |
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); |
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if(defined($component)) { |
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if($database->connect( |
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undef, |
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$component, |
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someParameter => 'some data', |
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anotherParameter => 'more data', |
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yetAnotherParameter => 'further data', |
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)) { |
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my $result = $database->statement( |
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undef, |
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$component, |
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SQL => 'SELECT someThing FROM someTable where modified = ?;', |
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INPUT => [ |
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{ |
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NAME => 'modified', |
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}, |
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], |
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modified => '2011-02-22 00:21:46', |
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); |
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if(!defined($result)) { |
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} elsif(ref($result) =~ /^ARRAY$/i) { |
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foreach my $record (@{$result}) { |
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next if(ref($record) !~ /^HASH$/i); |
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print 'someThing: "'.${$record}{someThing}.'"'."\n"; |
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} |
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} |
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} |
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} |
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1; |
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=head1 DESCRIPTION |
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Manages a database connection providing generic processes to allow it's opening, |
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closing and various SQL interactions. Uses L. |
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=cut |
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105
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our $VERSION = '0.05'; |
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1
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1
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use base qw(Anansi::Component); |
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use Anansi::Actor; |
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=head1 METHODS |
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=cut |
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=head2 Anansi::Class |
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See L for details. A parent module of L. |
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=cut |
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=head3 DESTROY |
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See L for details. |
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=cut |
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=head3 finalise |
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See L for details. Overridden by L. A virtual method. |
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=cut |
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=head3 implicate |
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See L for details. A virtual method. |
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=cut |
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=head3 import |
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See L for details. |
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=cut |
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=head3 initialise |
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See L for details. Overridden by L. A virtual method. |
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=cut |
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=head3 new |
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See L for details. |
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=cut |
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=head3 old |
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See L for details. |
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=cut |
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=head3 used |
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See L for details. |
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=head3 uses |
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See L for details. |
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=cut |
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=head3 using |
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See L for details. |
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=cut |
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=head2 Anansi::Component |
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196
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See L for details. A parent module of L. |
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=cut |
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=head3 Anansi::Class |
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See L for details. A parent module of L. |
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=cut |
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=head3 addChannel |
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See L for details. Overridden by L. |
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=cut |
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=head3 channel |
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See L for details. |
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=cut |
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222
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=head3 componentManagers |
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224
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See L for details. |
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=cut |
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=head3 removeChannel |
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231
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See L for details. Overridden by L. |
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232
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233
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=cut |
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234
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235
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236
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=head2 addChannel |
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237
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238
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Overrides L. |
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239
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240
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=cut |
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241
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242
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243
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sub addChannel { |
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244
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10
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10
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1
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31
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my ($self, %parameters) = @_; |
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245
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10
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34
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return $self->SUPER::addChannel((%parameters)); |
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246
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} |
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247
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248
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249
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=head2 autoCommit |
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250
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251
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if(1 == Anansi::DatabaseComponent::autocommit($OBJECT, undef)); |
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252
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253
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if(1 == Anansi::DatabaseComponent::channel($OBJECT, 'AUTOCOMMIT')); |
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254
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255
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if(1 == $OBJECT->autocommit(undef)); |
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256
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257
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if(1 == $OBJECT->channel('AUTOCOMMIT')); |
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259
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=over 4 |
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260
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261
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=item self I<(Blessed Hash, Required)> |
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262
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263
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An object of this namespace. |
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264
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265
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=item channel I<(String, Required)> |
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266
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267
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The abstract identifier of a subroutine. |
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268
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269
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=item parameters I<(Hash, Optional)> |
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270
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271
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Named parameters. |
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272
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273
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=back |
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274
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275
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Attempts to perform a database autocommit. Returns B<1> I<(one)> on success and |
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276
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B<0> I<(zero)> on failure. |
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277
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278
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=cut |
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279
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280
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281
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sub autocommit { |
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282
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0
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0
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0
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|
my ($self, $channel, %parameters) = @_; |
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283
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0
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0
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return 0 if(ref($self) =~ /^(|ARRAY|CODE|FORMAT|GLOB|HASH|IO|LVALUE|REF|Regexp|SCALAR|VSTRING)$/i); |
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284
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0
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my $autocommit; |
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285
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eval { |
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286
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0
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$autocommit = $self->{HANDLE}->autocommit(); |
|
287
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0
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1; |
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288
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0
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0
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} or do { |
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289
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0
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return 0; |
|
290
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}; |
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291
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0
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0
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return 0 if(!defined($autocommit)); |
|
292
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0
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0
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return 0 if(ref($autocommit) !~ /^$/); |
|
293
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0
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0
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return 0 if($autocommit !~ /^[\+\-]?\d+$/); |
|
294
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0
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0
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return 1 if($autocommit); |
|
295
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0
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return 0; |
|
296
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} |
|
297
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298
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|
Anansi::DatabaseComponent::addChannel('Anansi::DatabaseComponent', 'AUTOCOMMIT' => 'autocommit'); |
|
299
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300
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301
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|
=head2 bind |
|
302
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|
303
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|
if(Anansi::DatabaseComponent::bind($OBJECT, |
|
304
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|
HANDLE => $HANDLE, |
|
305
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|
INPUT => [ |
|
306
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|
{ |
|
307
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|
NAME => 'someParameter' |
|
308
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}, { |
|
309
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|
DEFAULT => 123, |
|
310
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|
NAME => 'anotherParameter' |
|
311
|
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|
|
} |
|
312
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|
], |
|
313
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|
VALUE => { |
|
314
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|
|
someParameter => 'abc' |
|
315
|
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|
|
} |
|
316
|
|
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|
|
)); |
|
317
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|
318
|
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|
|
if($OBJECT->bind( |
|
319
|
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|
|
HANDLE => $HANDLE, |
|
320
|
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|
|
INPUT => [ |
|
321
|
|
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|
|
{ |
|
322
|
|
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|
|
NAME => 'yetAnotherParameter', |
|
323
|
|
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|
|
TYPE => 'TEXT' |
|
324
|
|
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|
|
} |
|
325
|
|
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|
|
], |
|
326
|
|
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|
|
VALUE => [ |
|
327
|
|
|
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|
|
|
yetAnotherParameter => 456 |
|
328
|
|
|
|
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|
|
] |
|
329
|
|
|
|
|
|
|
)); |
|
330
|
|
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|
|
|
331
|
|
|
|
|
|
|
=over 4 |
|
332
|
|
|
|
|
|
|
|
|
333
|
|
|
|
|
|
|
=item self I<(Blessed Hash B String, Required)> |
|
334
|
|
|
|
|
|
|
|
|
335
|
|
|
|
|
|
|
Either an object or a string of this namespace. |
|
336
|
|
|
|
|
|
|
|
|
337
|
|
|
|
|
|
|
=item parameters I<(Hash, Optional)> |
|
338
|
|
|
|
|
|
|
|
|
339
|
|
|
|
|
|
|
Named parameters. |
|
340
|
|
|
|
|
|
|
|
|
341
|
|
|
|
|
|
|
=over 4 |
|
342
|
|
|
|
|
|
|
|
|
343
|
|
|
|
|
|
|
=item HANDLE I<(DBI::st, Required)> |
|
344
|
|
|
|
|
|
|
|
|
345
|
|
|
|
|
|
|
The database statement handle. |
|
346
|
|
|
|
|
|
|
|
|
347
|
|
|
|
|
|
|
=item INPUT I<(Array, Required)> |
|
348
|
|
|
|
|
|
|
|
|
349
|
|
|
|
|
|
|
An array of hashes. Each element of the array corresponds to an equivalent B> |
|
350
|
|
|
|
|
|
|
I<(Question mark)> within the prepared SQL statement. Each hash contains a |
|
351
|
|
|
|
|
|
|
I key with a value that represents a possible key within the I |
|
352
|
|
|
|
|
|
|
parameter. Each hash may also contain a I key which contains the value |
|
353
|
|
|
|
|
|
|
to use if the equivalent I parameter does not exist and a I key |
|
354
|
|
|
|
|
|
|
which contains the SQL type to associate with the assigned value. When no |
|
355
|
|
|
|
|
|
|
corresponding I parameter key exists and no I key has been |
|
356
|
|
|
|
|
|
|
defined then an empty string is used for the value. |
|
357
|
|
|
|
|
|
|
|
|
358
|
|
|
|
|
|
|
=item VALUE I<(Hash, Required)> |
|
359
|
|
|
|
|
|
|
|
|
360
|
|
|
|
|
|
|
A hash of values to assign in the order specified by the I parameter. |
|
361
|
|
|
|
|
|
|
|
|
362
|
|
|
|
|
|
|
=back |
|
363
|
|
|
|
|
|
|
|
|
364
|
|
|
|
|
|
|
=back |
|
365
|
|
|
|
|
|
|
|
|
366
|
|
|
|
|
|
|
Attempts to use the supplied parameters to assign values to a SQL statement that |
|
367
|
|
|
|
|
|
|
has already been prepared to accept them. Returns B<0> I<(zero)> on failure and |
|
368
|
|
|
|
|
|
|
the database statement handle on success. |
|
369
|
|
|
|
|
|
|
|
|
370
|
|
|
|
|
|
|
=cut |
|
371
|
|
|
|
|
|
|
|
|
372
|
|
|
|
|
|
|
|
|
373
|
|
|
|
|
|
|
sub bind { |
|
374
|
0
|
|
|
0
|
1
|
|
my ($self, %parameters) = @_; |
|
375
|
0
|
0
|
|
|
|
|
return 0 if(!defined($parameters{HANDLE})); |
|
376
|
0
|
0
|
|
|
|
|
return 0 if(!defined($parameters{INPUT})); |
|
377
|
0
|
0
|
|
|
|
|
return 0 if(ref($parameters{INPUT}) !~ /^ARRAY$/i); |
|
378
|
0
|
0
|
|
|
|
|
return 0 if(!defined($parameters{VALUE})); |
|
379
|
0
|
0
|
|
|
|
|
return 0 if(ref($parameters{VALUE}) !~ /^HASH$/i); |
|
380
|
0
|
|
|
|
|
|
my $index = 1; |
|
381
|
0
|
|
|
|
|
|
foreach my $input (@{$parameters{INPUT}}) { |
|
|
0
|
|
|
|
|
|
|
|
382
|
0
|
0
|
|
|
|
|
if(defined(${$parameters{VALUE}}{${$input}{NAME}})) { |
|
|
0
|
0
|
|
|
|
|
|
|
|
0
|
0
|
|
|
|
|
|
|
383
|
0
|
0
|
|
|
|
|
if(defined(${$input}{TYPE})) { |
|
|
0
|
|
|
|
|
|
|
|
384
|
0
|
|
|
|
|
|
$parameters{HANDLE}->bind_param($index, ${$parameters{VALUE}}{${$input}{NAME}}, ${$input}{TYPE}); |
|
|
0
|
|
|
|
|
|
|
|
|
0
|
|
|
|
|
|
|
|
|
0
|
|
|
|
|
|
|
|
385
|
|
|
|
|
|
|
} else { |
|
386
|
0
|
|
|
|
|
|
$parameters{HANDLE}->bind_param($index, ${$parameters{VALUE}}{${$input}{NAME}}); |
|
|
0
|
|
|
|
|
|
|
|
|
0
|
|
|
|
|
|
|
|
387
|
|
|
|
|
|
|
} |
|
388
|
0
|
|
|
|
|
|
} elsif(defined(${$input}{DEFAULT})) { |
|
389
|
0
|
0
|
|
|
|
|
if(defined(${$input}{TYPE})) { |
|
|
0
|
|
|
|
|
|
|
|
390
|
0
|
|
|
|
|
|
$parameters{HANDLE}->bind_param($index, ${$input}{DEFAULT}, ${$input}{TYPE}); |
|
|
0
|
|
|
|
|
|
|
|
|
0
|
|
|
|
|
|
|
|
391
|
|
|
|
|
|
|
} else { |
|
392
|
0
|
|
|
|
|
|
$parameters{HANDLE}->bind_param($index, ${$input}{DEFAULT}); |
|
|
0
|
|
|
|
|
|
|
|
393
|
|
|
|
|
|
|
} |
|
394
|
0
|
|
|
|
|
|
} elsif(defined(${$input}{TYPE})) { |
|
395
|
0
|
|
|
|
|
|
$parameters{HANDLE}->bind_param($index, '', ${$input}{TYPE}); |
|
|
0
|
|
|
|
|
|
|
|
396
|
|
|
|
|
|
|
} else { |
|
397
|
0
|
|
|
|
|
|
$parameters{HANDLE}->bind_param($index, ''); |
|
398
|
|
|
|
|
|
|
} |
|
399
|
0
|
|
|
|
|
|
$index++; |
|
400
|
|
|
|
|
|
|
} |
|
401
|
0
|
|
|
|
|
|
return $parameters{HANDLE}; |
|
402
|
|
|
|
|
|
|
} |
|
403
|
|
|
|
|
|
|
|
|
404
|
|
|
|
|
|
|
|
|
405
|
|
|
|
|
|
|
=head2 binding |
|
406
|
|
|
|
|
|
|
|
|
407
|
|
|
|
|
|
|
if(1 == Anansi::DatabaseComponent::binding($OBJECT)); |
|
408
|
|
|
|
|
|
|
|
|
409
|
|
|
|
|
|
|
if(1 == $OBJECT->binding()); |
|
410
|
|
|
|
|
|
|
|
|
411
|
|
|
|
|
|
|
=over 4 |
|
412
|
|
|
|
|
|
|
|
|
413
|
|
|
|
|
|
|
=item self I<(Blessed Hash B String, Required)> |
|
414
|
|
|
|
|
|
|
|
|
415
|
|
|
|
|
|
|
Either an object or a string of this namespace. |
|
416
|
|
|
|
|
|
|
|
|
417
|
|
|
|
|
|
|
=item parameters I<(Array, Optional)> |
|
418
|
|
|
|
|
|
|
|
|
419
|
|
|
|
|
|
|
An array of hashes. Each hash should contain a I key with a string value. |
|
420
|
|
|
|
|
|
|
|
|
421
|
|
|
|
|
|
|
=back |
|
422
|
|
|
|
|
|
|
|
|
423
|
|
|
|
|
|
|
Verifies that the supplied parameters are all hashes and that they each contain |
|
424
|
|
|
|
|
|
|
a I key with a string value. Returns B<1> I<(one)> when validity is |
|
425
|
|
|
|
|
|
|
confirmed and B<0> I<(zero)> when an invalid structure is determined. Used to |
|
426
|
|
|
|
|
|
|
validate the I parameter of the B method. |
|
427
|
|
|
|
|
|
|
|
|
428
|
|
|
|
|
|
|
=cut |
|
429
|
|
|
|
|
|
|
|
|
430
|
|
|
|
|
|
|
|
|
431
|
|
|
|
|
|
|
sub binding { |
|
432
|
0
|
|
|
0
|
1
|
|
my ($self, @parameters) = @_; |
|
433
|
0
|
|
|
|
|
|
foreach my $parameter (@parameters) { |
|
434
|
0
|
0
|
|
|
|
|
return 0 if(ref($parameter) !~ /^HASH$/i); |
|
435
|
0
|
0
|
|
|
|
|
return 0 if(!defined(${$parameter}{NAME})); |
|
|
0
|
|
|
|
|
|
|
|
436
|
0
|
0
|
|
|
|
|
return 0 if(ref(${$parameter}{NAME}) !~ /^$/); |
|
|
0
|
|
|
|
|
|
|
|
437
|
0
|
0
|
|
|
|
|
return 0 if(${$parameter}{NAME} !~ /^[a-zA-Z_]+(\s*[a-zA-Z0-9_]+)*$/); |
|
|
0
|
|
|
|
|
|
|
|
438
|
|
|
|
|
|
|
} |
|
439
|
0
|
|
|
|
|
|
return 1; |
|
440
|
|
|
|
|
|
|
} |
|
441
|
|
|
|
|
|
|
|
|
442
|
|
|
|
|
|
|
|
|
443
|
|
|
|
|
|
|
=head2 commit |
|
444
|
|
|
|
|
|
|
|
|
445
|
|
|
|
|
|
|
if(1 == Anansi::DatabaseComponent::commit($OBJECT, undef)); |
|
446
|
|
|
|
|
|
|
|
|
447
|
|
|
|
|
|
|
if(1 == Anansi::DatabaseComponent::channel($OBJECT, 'COMMIT')); |
|
448
|
|
|
|
|
|
|
|
|
449
|
|
|
|
|
|
|
if(1 == $OBJECT->commit(undef)); |
|
450
|
|
|
|
|
|
|
|
|
451
|
|
|
|
|
|
|
if(1 == $OBJECT->channel('COMMIT')); |
|
452
|
|
|
|
|
|
|
|
|
453
|
|
|
|
|
|
|
=over 4 |
|
454
|
|
|
|
|
|
|
|
|
455
|
|
|
|
|
|
|
=item self I<(Blessed Hash B String, Required)> |
|
456
|
|
|
|
|
|
|
|
|
457
|
|
|
|
|
|
|
Either an object or a string of this namespace. |
|
458
|
|
|
|
|
|
|
|
|
459
|
|
|
|
|
|
|
=item channel I<(String, Required)> |
|
460
|
|
|
|
|
|
|
|
|
461
|
|
|
|
|
|
|
The abstract identifier of a subroutine. |
|
462
|
|
|
|
|
|
|
|
|
463
|
|
|
|
|
|
|
=item parameters I<(Hash, Optional)> |
|
464
|
|
|
|
|
|
|
|
|
465
|
|
|
|
|
|
|
Named parameters. |
|
466
|
|
|
|
|
|
|
|
|
467
|
|
|
|
|
|
|
=back |
|
468
|
|
|
|
|
|
|
|
|
469
|
|
|
|
|
|
|
Attempts to perform a database commit. Returns B<1> I<(one)> on success and |
|
470
|
|
|
|
|
|
|
B<0> I<(zero)> on failure. |
|
471
|
|
|
|
|
|
|
|
|
472
|
|
|
|
|
|
|
=cut |
|
473
|
|
|
|
|
|
|
|
|
474
|
|
|
|
|
|
|
|
|
475
|
|
|
|
|
|
|
sub commit { |
|
476
|
0
|
|
|
0
|
1
|
|
my ($self, $channel, %parameters) = @_; |
|
477
|
0
|
0
|
|
|
|
|
return 0 if(ref($self) =~ /^(|ARRAY|CODE|FORMAT|GLOB|HASH|IO|LVALUE|REF|Regexp|SCALAR|VSTRING)$/i); |
|
478
|
0
|
0
|
|
|
|
|
return 0 if(!defined($self->{HANDLE})); |
|
479
|
0
|
0
|
|
|
|
|
return 1 if($self->autocommit()); |
|
480
|
0
|
|
|
|
|
|
my $commit; |
|
481
|
|
|
|
|
|
|
eval { |
|
482
|
0
|
|
|
|
|
|
$commit = $self->{HANDLE}->commit(); |
|
483
|
0
|
|
|
|
|
|
1; |
|
484
|
0
|
0
|
|
|
|
|
} or do { |
|
485
|
0
|
|
|
|
|
|
$self->rollback(); |
|
486
|
0
|
|
|
|
|
|
return 0; |
|
487
|
|
|
|
|
|
|
}; |
|
488
|
0
|
0
|
|
|
|
|
return 0 if(!defined($commit)); |
|
489
|
0
|
0
|
|
|
|
|
return 0 if(ref($commit) !~ /^$/); |
|
490
|
0
|
0
|
|
|
|
|
return 0 if($commit !~ /^[\+\-]?\d+$/); |
|
491
|
0
|
0
|
|
|
|
|
return 1 if($commit); |
|
492
|
0
|
|
|
|
|
|
return 0; |
|
493
|
|
|
|
|
|
|
} |
|
494
|
|
|
|
|
|
|
|
|
495
|
|
|
|
|
|
|
Anansi::DatabaseComponent::addChannel('Anansi::DatabaseComponent', 'COMMIT' => 'commit'); |
|
496
|
|
|
|
|
|
|
|
|
497
|
|
|
|
|
|
|
|
|
498
|
|
|
|
|
|
|
=head2 connect |
|
499
|
|
|
|
|
|
|
|
|
500
|
|
|
|
|
|
|
if(1 == Anansi::DatabaseComponent::connect($OBJECT, undef |
|
501
|
|
|
|
|
|
|
INPUT => [ |
|
502
|
|
|
|
|
|
|
'some text', |
|
503
|
|
|
|
|
|
|
{ |
|
504
|
|
|
|
|
|
|
NAME => 'someParameter' |
|
505
|
|
|
|
|
|
|
}, { |
|
506
|
|
|
|
|
|
|
INPUT => [ |
|
507
|
|
|
|
|
|
|
'more text', |
|
508
|
|
|
|
|
|
|
{ |
|
509
|
|
|
|
|
|
|
NAME => 'anotherParameter' |
|
510
|
|
|
|
|
|
|
}, |
|
511
|
|
|
|
|
|
|
'yet more text' |
|
512
|
|
|
|
|
|
|
] |
|
513
|
|
|
|
|
|
|
}, { |
|
514
|
|
|
|
|
|
|
DEFAULT => 'abc', |
|
515
|
|
|
|
|
|
|
NAME => 'yetAnotherParameter' |
|
516
|
|
|
|
|
|
|
} |
|
517
|
|
|
|
|
|
|
], |
|
518
|
|
|
|
|
|
|
someParameter => 12345, |
|
519
|
|
|
|
|
|
|
anotherParameter => 'blah blah blah' |
|
520
|
|
|
|
|
|
|
)); |
|
521
|
|
|
|
|
|
|
|
|
522
|
|
|
|
|
|
|
if(1 == Anansi::DatabaseComponent::channel($OBJECT, 'CONNECT', |
|
523
|
|
|
|
|
|
|
INPUT => [ |
|
524
|
|
|
|
|
|
|
'blah blah blah', |
|
525
|
|
|
|
|
|
|
{ |
|
526
|
|
|
|
|
|
|
DEFAULT => 123, |
|
527
|
|
|
|
|
|
|
NAME => 'someParameter', |
|
528
|
|
|
|
|
|
|
} |
|
529
|
|
|
|
|
|
|
], |
|
530
|
|
|
|
|
|
|
someParameter => 'some text' |
|
531
|
|
|
|
|
|
|
)); |
|
532
|
|
|
|
|
|
|
|
|
533
|
|
|
|
|
|
|
if(1 == $OBJECT->connect(undef, |
|
534
|
|
|
|
|
|
|
INPUT => [ |
|
535
|
|
|
|
|
|
|
{ |
|
536
|
|
|
|
|
|
|
INPUT => [ |
|
537
|
|
|
|
|
|
|
'some text', |
|
538
|
|
|
|
|
|
|
{ |
|
539
|
|
|
|
|
|
|
NAME => 'someParameter' |
|
540
|
|
|
|
|
|
|
}, |
|
541
|
|
|
|
|
|
|
'more text' |
|
542
|
|
|
|
|
|
|
] |
|
543
|
|
|
|
|
|
|
} |
|
544
|
|
|
|
|
|
|
], |
|
545
|
|
|
|
|
|
|
someParameter => 'in between' |
|
546
|
|
|
|
|
|
|
)); |
|
547
|
|
|
|
|
|
|
|
|
548
|
|
|
|
|
|
|
if(1 == $OBJECT->channel('CONNECT', |
|
549
|
|
|
|
|
|
|
INPUT => [ |
|
550
|
|
|
|
|
|
|
{ |
|
551
|
|
|
|
|
|
|
INPUT => [ |
|
552
|
|
|
|
|
|
|
{ |
|
553
|
|
|
|
|
|
|
NAME => 'abc' |
|
554
|
|
|
|
|
|
|
}, { |
|
555
|
|
|
|
|
|
|
NAME => 'def' |
|
556
|
|
|
|
|
|
|
} |
|
557
|
|
|
|
|
|
|
}, |
|
558
|
|
|
|
|
|
|
REF => 'HASH' |
|
559
|
|
|
|
|
|
|
} |
|
560
|
|
|
|
|
|
|
] |
|
561
|
|
|
|
|
|
|
)); |
|
562
|
|
|
|
|
|
|
|
|
563
|
|
|
|
|
|
|
=over 4 |
|
564
|
|
|
|
|
|
|
|
|
565
|
|
|
|
|
|
|
=item self I<(Blessed Hash, Required)> |
|
566
|
|
|
|
|
|
|
|
|
567
|
|
|
|
|
|
|
An object of this namespace. |
|
568
|
|
|
|
|
|
|
|
|
569
|
|
|
|
|
|
|
=item channel I<(String, Required)> |
|
570
|
|
|
|
|
|
|
|
|
571
|
|
|
|
|
|
|
The abstract identifier of a subroutine. |
|
572
|
|
|
|
|
|
|
|
|
573
|
|
|
|
|
|
|
=item parameters I<(Hash, Required)> |
|
574
|
|
|
|
|
|
|
|
|
575
|
|
|
|
|
|
|
Named parameters. |
|
576
|
|
|
|
|
|
|
|
|
577
|
|
|
|
|
|
|
=over 4 |
|
578
|
|
|
|
|
|
|
|
|
579
|
|
|
|
|
|
|
=item HANDLE I<(DBI::db, Optional)> |
|
580
|
|
|
|
|
|
|
|
|
581
|
|
|
|
|
|
|
The database handle of an existing database connection. Used in preference to |
|
582
|
|
|
|
|
|
|
the I parameter. |
|
583
|
|
|
|
|
|
|
|
|
584
|
|
|
|
|
|
|
=item INPUT I<(Array B Scalar, Optional)> |
|
585
|
|
|
|
|
|
|
|
|
586
|
|
|
|
|
|
|
An array or single value containing a description of each parameter in the order |
|
587
|
|
|
|
|
|
|
that it is passed to the database driver's I method. Used when the |
|
588
|
|
|
|
|
|
|
I parameter does not exist. |
|
589
|
|
|
|
|
|
|
|
|
590
|
|
|
|
|
|
|
=over 4 |
|
591
|
|
|
|
|
|
|
|
|
592
|
|
|
|
|
|
|
=item I<(Non-Hash)> |
|
593
|
|
|
|
|
|
|
|
|
594
|
|
|
|
|
|
|
An element that does not contain a hash value will be used as the corresponding |
|
595
|
|
|
|
|
|
|
I method's parameter value. |
|
596
|
|
|
|
|
|
|
|
|
597
|
|
|
|
|
|
|
=item I<(Hash)> |
|
598
|
|
|
|
|
|
|
|
|
599
|
|
|
|
|
|
|
An element that contains a hash value is assumed to be a description of how to |
|
600
|
|
|
|
|
|
|
generate the corresponding I method's parameter value. when a value |
|
601
|
|
|
|
|
|
|
can not be generated, an B value will be used. |
|
602
|
|
|
|
|
|
|
|
|
603
|
|
|
|
|
|
|
=over 4 |
|
604
|
|
|
|
|
|
|
|
|
605
|
|
|
|
|
|
|
=item DEFAULT I<(Optional)> |
|
606
|
|
|
|
|
|
|
|
|
607
|
|
|
|
|
|
|
The value to use if no other value can be determined. |
|
608
|
|
|
|
|
|
|
|
|
609
|
|
|
|
|
|
|
=item INPUT I<(Array B Scalar, Optional)> |
|
610
|
|
|
|
|
|
|
|
|
611
|
|
|
|
|
|
|
Contains a structure like that given in I above with the exception that |
|
612
|
|
|
|
|
|
|
any further I keys will be ignored. As this key is only valid when |
|
613
|
|
|
|
|
|
|
I is undefined and I[ either specifies a string or a hash, it's value ] |
|
614
|
|
|
|
|
|
|
will be either a concatenation of all the calculated strings or a hash |
|
615
|
|
|
|
|
|
|
containing all of the specified keys and values. |
|
616
|
|
|
|
|
|
|
|
|
617
|
|
|
|
|
|
|
=item NAME I<(String, Optional)> |
|
618
|
|
|
|
|
|
|
|
|
619
|
|
|
|
|
|
|
The name of the parameter that contains the value to use. |
|
620
|
|
|
|
|
|
|
|
|
621
|
|
|
|
|
|
|
=item REF I<(Array B String, Optional)> |
|
622
|
|
|
|
|
|
|
|
|
623
|
|
|
|
|
|
|
The data types used to validate the value to use. |
|
624
|
|
|
|
|
|
|
|
|
625
|
|
|
|
|
|
|
=back |
|
626
|
|
|
|
|
|
|
|
|
627
|
|
|
|
|
|
|
=back |
|
628
|
|
|
|
|
|
|
|
|
629
|
|
|
|
|
|
|
=back |
|
630
|
|
|
|
|
|
|
|
|
631
|
|
|
|
|
|
|
=back |
|
632
|
|
|
|
|
|
|
|
|
633
|
|
|
|
|
|
|
Either uses an existing database connection or attempts to perform a database |
|
634
|
|
|
|
|
|
|
connection using the supplied parameters. Returns B<1> I<(one)> on success and |
|
635
|
|
|
|
|
|
|
B<0> I<(zero)> on failure. |
|
636
|
|
|
|
|
|
|
|
|
637
|
|
|
|
|
|
|
=cut |
|
638
|
|
|
|
|
|
|
|
|
639
|
|
|
|
|
|
|
|
|
640
|
|
|
|
|
|
|
sub connect { |
|
641
|
0
|
|
|
0
|
1
|
|
my ($self, $channel, %parameters) = @_; |
|
642
|
0
|
0
|
|
|
|
|
return 0 if(ref($self) =~ /^(|ARRAY|CODE|FORMAT|GLOB|HASH|IO|LVALUE|REF|Regexp|SCALAR|VSTRING)$/i); |
|
643
|
0
|
|
|
|
|
|
$self->disconnect(); |
|
644
|
0
|
0
|
|
|
|
|
if(defined($parameters{HANDLE})) { |
|
|
|
0
|
|
|
|
|
|
|
|
|
0
|
|
|
|
|
|
|
645
|
0
|
0
|
|
|
|
|
return 0 if(ref($parameters{HANDLE}) !~ /^DBI::db$/); |
|
646
|
0
|
|
|
|
|
|
$self->{HANDLE} = $parameters{HANDLE}; |
|
647
|
0
|
|
|
|
|
|
$self->{MANAGE_HANDLE} = 0; |
|
648
|
|
|
|
|
|
|
} elsif(!defined($parameters{INPUT})) { |
|
649
|
0
|
|
|
|
|
|
return 0; |
|
650
|
|
|
|
|
|
|
} elsif(ref($parameters{INPUT}) !~ /^ARRAY$/i) { |
|
651
|
0
|
|
|
|
|
|
return 0; |
|
652
|
|
|
|
|
|
|
} else { |
|
653
|
0
|
|
|
|
|
|
my @inputs; |
|
654
|
0
|
|
|
|
|
|
foreach my $input (@{$parameters{INPUT}}) { |
|
|
0
|
|
|
|
|
|
|
|
655
|
0
|
0
|
|
|
|
|
if(ref($input) !~ /^HASH$/i) { |
|
656
|
0
|
|
|
|
|
|
push(@inputs, $input); |
|
657
|
0
|
|
|
|
|
|
next; |
|
658
|
|
|
|
|
|
|
} |
|
659
|
0
|
|
|
|
|
|
my $value = undef; |
|
660
|
0
|
0
|
|
|
|
|
$value = ${$input}{DEFAULT} if(defined(${$input}{DEFAULT})); |
|
|
0
|
|
|
|
|
|
|
|
|
0
|
|
|
|
|
|
|
|
661
|
0
|
0
|
|
|
|
|
if(!defined(${$input}{NAME})) { |
|
|
0
|
0
|
|
|
|
|
|
|
|
|
0
|
|
|
|
|
|
|
662
|
0
|
0
|
|
|
|
|
if(!defined(${$input}{INPUT})) { |
|
|
0
|
0
|
|
|
|
|
|
|
|
|
0
|
|
|
|
|
|
|
|
|
0
|
|
|
|
|
|
|
|
|
0
|
|
|
|
|
|
|
|
|
0
|
|
|
|
|
|
|
663
|
0
|
|
|
|
|
|
} elsif(ref(${$input}{INPUT}) !~ /^ARRAY$/i) { |
|
664
|
0
|
|
|
|
|
|
} elsif(!defined(${$input}{REF})) { |
|
665
|
0
|
|
|
|
|
|
} elsif(ref(${$input}{REF}) !~ /^$/i) { |
|
666
|
0
|
|
|
|
|
|
} elsif('' eq ${$input}{REF}) { |
|
667
|
0
|
|
|
|
|
|
my @subInputs; |
|
668
|
0
|
|
|
|
|
|
for(my $index = 0; $index < scalar(@{${$input}{INPUT}}); $index++) { |
|
|
0
|
|
|
|
|
|
|
|
|
0
|
|
|
|
|
|
|
|
669
|
0
|
0
|
|
|
|
|
if(ref(${${$input}{INPUT}}[$index]) =~ /^$/i) { |
|
|
0
|
0
|
|
|
|
|
|
|
|
0
|
|
|
|
|
|
|
|
670
|
0
|
|
|
|
|
|
push(@subInputs, ${${$input}{INPUT}}[$index]); |
|
|
0
|
|
|
|
|
|
|
|
|
0
|
|
|
|
|
|
|
|
671
|
0
|
|
|
|
|
|
next; |
|
672
|
0
|
|
|
|
|
|
} elsif(ref(${${$input}{INPUT}}[$index]) !~ /^HASH$/) { |
|
|
0
|
|
|
|
|
|
|
|
673
|
0
|
|
|
|
|
|
next; |
|
674
|
|
|
|
|
|
|
} |
|
675
|
0
|
|
|
|
|
|
my $subValue = ''; |
|
676
|
0
|
0
|
|
|
|
|
$subValue = ${${${$input}{INPUT}}[$index]}{DEFAULT} if(defined(${${${$input}{INPUT}}[$index]}{DEFAULT})); |
|
|
0
|
|
|
|
|
|
|
|
|
0
|
|
|
|
|
|
|
|
|
0
|
|
|
|
|
|
|
|
|
0
|
|
|
|
|
|
|
|
|
0
|
|
|
|
|
|
|
|
|
0
|
|
|
|
|
|
|
|
677
|
0
|
0
|
|
|
|
|
if(!defined(${${${$input}{INPUT}}[$index]}{NAME})) { |
|
|
0
|
0
|
|
|
|
|
|
|
|
0
|
0
|
|
|
|
|
|
|
|
0
|
|
|
|
|
|
|
|
678
|
0
|
|
|
|
|
|
} elsif(ref(${${${$input}{INPUT}}[$index]}{NAME}) !~ /^$/) { |
|
|
0
|
|
|
|
|
|
|
|
|
0
|
|
|
|
|
|
|
|
679
|
0
|
|
|
|
|
|
} elsif(defined($parameters{${${${$input}{INPUT}}[$index]}{NAME}})) { |
|
|
0
|
|
|
|
|
|
|
|
|
0
|
|
|
|
|
|
|
|
680
|
0
|
0
|
|
|
|
|
if(!defined(${${${$input}{INPUT}}[$index]}{REF})) { |
|
|
0
|
0
|
|
|
|
|
|
|
|
0
|
0
|
|
|
|
|
|
|
|
0
|
0
|
|
|
|
|
|
|
681
|
0
|
0
|
|
|
|
|
$subValue = $parameters{${${${$input}{INPUT}}[$index]}{NAME}} if('' eq ref($parameters{${${${$input}{INPUT}}[$index]}{NAME}})); |
|
|
0
|
|
|
|
|
|
|
|
|
0
|
|
|
|
|
|
|
|
|
0
|
|
|
|
|
|
|
|
|
0
|
|
|
|
|
|
|
|
|
0
|
|
|
|
|
|
|
|
|
0
|
|
|
|
|
|
|
|
682
|
0
|
|
|
|
|
|
} elsif(ref(${${${$input}{INPUT}}[$index]}{REF}) !~ /^$/) { |
|
|
0
|
|
|
|
|
|
|
|
|
0
|
|
|
|
|
|
|
|
683
|
0
|
|
|
|
|
|
} elsif('' ne ${${${$input}{INPUT}}[$index]}{REF}) { |
|
|
0
|
|
|
|
|
|
|
|
|
0
|
|
|
|
|
|
|
|
684
|
0
|
|
|
|
|
|
} elsif('' ne ref($parameters{${${${$input}{INPUT}}[$index]}{NAME}})) { |
|
|
0
|
|
|
|
|
|
|
|
|
0
|
|
|
|
|
|
|
|
685
|
|
|
|
|
|
|
} else { |
|
686
|
0
|
|
|
|
|
|
$subValue = $parameters{${${${$input}{INPUT}}[$index]}{NAME}}; |
|
|
0
|
|
|
|
|
|
|
|
|
0
|
|
|
|
|
|
|
|
|
0
|
|
|
|
|
|
|
|
687
|
|
|
|
|
|
|
} |
|
688
|
|
|
|
|
|
|
} |
|
689
|
0
|
|
|
|
|
|
push(@subInputs, $subValue); |
|
690
|
|
|
|
|
|
|
} |
|
691
|
0
|
|
|
|
|
|
$value = join('', @subInputs); |
|
692
|
0
|
|
|
|
|
|
} elsif(${$input}{REF} =~ /^HASH$/i) { |
|
693
|
0
|
|
|
|
|
|
my %subInputs; |
|
694
|
0
|
|
|
|
|
|
foreach my $subInput (@{${$input}{INPUT}}) { |
|
|
0
|
|
|
|
|
|
|
|
|
0
|
|
|
|
|
|
|
|
695
|
0
|
0
|
|
|
|
|
next if(ref($subInput) !~ /^HASH$/i); |
|
696
|
0
|
|
|
|
|
|
my $subValue = undef; |
|
697
|
0
|
0
|
|
|
|
|
$subValue = ${$subInput}{DEFAULT} if(defined(${$subInput}{DEFAULT})); |
|
|
0
|
|
|
|
|
|
|
|
|
0
|
|
|
|
|
|
|
|
698
|
0
|
0
|
|
|
|
|
if(!defined(${$subInput}{NAME})) { |
|
|
0
|
0
|
|
|
|
|
|
|
|
|
0
|
|
|
|
|
|
|
699
|
0
|
|
|
|
|
|
} elsif(ref(${$subInput}{NAME}) !~ /^$/) { |
|
700
|
0
|
|
|
|
|
|
} elsif(defined($parameters{${$subInput}{NAME}})) { |
|
701
|
0
|
0
|
|
|
|
|
if(!defined(${$subInput}{REF})) { |
|
|
0
|
0
|
|
|
|
|
|
|
|
|
0
|
|
|
|
|
|
|
|
|
0
|
|
|
|
|
|
|
702
|
0
|
|
|
|
|
|
} elsif(ref(${$subInput}{REF}) =~ /^ARRAY$/i) { |
|
703
|
0
|
|
|
|
|
|
my %refs = map { $_ => 1 } (@{${$subInput}{REF}}); |
|
|
0
|
|
|
|
|
|
|
|
|
0
|
|
|
|
|
|
|
|
|
0
|
|
|
|
|
|
|
|
704
|
0
|
0
|
|
|
|
|
$subValue = $parameters{${$subInput}{NAME}} if(defined($refs{ref($parameters{${$subInput}{NAME}})})); |
|
|
0
|
|
|
|
|
|
|
|
|
0
|
|
|
|
|
|
|
|
705
|
0
|
|
|
|
|
|
} elsif(ref(${$subInput}{REF}) !~ /^$/) { |
|
706
|
0
|
|
|
|
|
|
} elsif(${$subInput}{REF} ne ref($parameters{${$subInput}{NAME}})) { |
|
|
0
|
|
|
|
|
|
|
|
707
|
|
|
|
|
|
|
} else { |
|
708
|
0
|
|
|
|
|
|
$subValue = $parameters{${$subInput}{NAME}}; |
|
|
0
|
|
|
|
|
|
|
|
709
|
|
|
|
|
|
|
} |
|
710
|
|
|
|
|
|
|
} |
|
711
|
0
|
|
|
|
|
|
$subInputs{${$subInput}{NAME}} = $subValue; |
|
|
0
|
|
|
|
|
|
|
|
712
|
|
|
|
|
|
|
} |
|
713
|
0
|
|
|
|
|
|
$value = \%subInputs; |
|
714
|
|
|
|
|
|
|
} |
|
715
|
0
|
|
|
|
|
|
} elsif(ref(${$input}{NAME}) !~ /^$/) { |
|
716
|
0
|
|
|
|
|
|
} elsif(defined($parameters{${$input}{NAME}})) { |
|
717
|
0
|
0
|
|
|
|
|
if(!defined(${$input}{REF})) { |
|
|
0
|
0
|
|
|
|
|
|
|
|
|
0
|
|
|
|
|
|
|
|
|
0
|
|
|
|
|
|
|
|
|
0
|
|
|
|
|
|
|
718
|
0
|
|
|
|
|
|
} elsif(ref(${$input}{REF}) =~ /^ARRAY$/i) { |
|
719
|
0
|
|
|
|
|
|
my %refs = map { $_ => 1 } (@{${$input}{REF}}); |
|
|
0
|
|
|
|
|
|
|
|
|
0
|
|
|
|
|
|
|
|
|
0
|
|
|
|
|
|
|
|
720
|
0
|
0
|
|
|
|
|
if(!defined($refs{ref($parameters{${$input}{NAME}})})) { |
|
|
0
|
0
|
|
|
|
|
|
|
721
|
0
|
|
|
|
|
|
} elsif(ref($parameters{${$input}{NAME}}) !~ /^HASH$/i) { |
|
722
|
0
|
|
|
|
|
|
$value = $parameters{${$input}{NAME}}; |
|
|
0
|
|
|
|
|
|
|
|
723
|
|
|
|
|
|
|
} else { |
|
724
|
0
|
0
|
|
|
|
|
if(!defined(${$input}{INPUT})) { |
|
|
0
|
0
|
|
|
|
|
|
|
725
|
0
|
|
|
|
|
|
$value = $parameters{${$input}{NAME}}; |
|
|
0
|
|
|
|
|
|
|
|
726
|
0
|
|
|
|
|
|
} elsif(ref(${$input}{INPUT}) !~ /^HASH$/i) { |
|
727
|
0
|
|
|
|
|
|
$value = $parameters{${$input}{NAME}}; |
|
|
0
|
|
|
|
|
|
|
|
728
|
|
|
|
|
|
|
} else { |
|
729
|
0
|
|
|
|
|
|
my %subInputs; |
|
730
|
0
|
|
|
|
|
|
foreach my $subInput (keys(%{${$input}{INPUT}})) { |
|
|
0
|
|
|
|
|
|
|
|
|
0
|
|
|
|
|
|
|
|
731
|
0
|
0
|
|
|
|
|
if(ref($subInput) !~ /^HASH$/i) { |
|
732
|
0
|
|
|
|
|
|
$subInputs{$subInput} = $subInput; |
|
733
|
0
|
|
|
|
|
|
next; |
|
734
|
|
|
|
|
|
|
} |
|
735
|
0
|
|
|
|
|
|
my $subValue = undef; |
|
736
|
0
|
0
|
|
|
|
|
$value = ${${${$input}{INPUT}}{$subInput}}{DEFAULT} if(defined(${${${$input}{INPUT}}{$subInput}}{DEFAULT})); |
|
|
0
|
|
|
|
|
|
|
|
|
0
|
|
|
|
|
|
|
|
|
0
|
|
|
|
|
|
|
|
|
0
|
|
|
|
|
|
|
|
|
0
|
|
|
|
|
|
|
|
|
0
|
|
|
|
|
|
|
|
737
|
0
|
0
|
|
|
|
|
if(!defined(${${${$input}{INPUT}}{$subInput}}{NAME})) { |
|
|
0
|
0
|
|
|
|
|
|
|
|
0
|
0
|
|
|
|
|
|
|
|
0
|
|
|
|
|
|
|
|
738
|
0
|
|
|
|
|
|
} elsif(ref(${${${$input}{INPUT}}{$subInput}}{NAME}) !~ /^$/) { |
|
|
0
|
|
|
|
|
|
|
|
|
0
|
|
|
|
|
|
|
|
739
|
0
|
|
|
|
|
|
} elsif(defined($parameters{${${${$input}{INPUT}}{$subInput}}{NAME}})) { |
|
|
0
|
|
|
|
|
|
|
|
|
0
|
|
|
|
|
|
|
|
740
|
0
|
0
|
|
|
|
|
if(!defined(${${${$input}{INPUT}}{$subInput}}{REF})) { |
|
|
0
|
0
|
|
|
|
|
|
|
|
0
|
0
|
|
|
|
|
|
|
|
0
|
0
|
|
|
|
|
|
|
741
|
0
|
|
|
|
|
|
} elsif(ref(${${${$input}{INPUT}}{$subInput}}{REF}) =~ /^ARRAY$/i) { |
|
|
0
|
|
|
|
|
|
|
|
|
0
|
|
|
|
|
|
|
|
742
|
0
|
|
|
|
|
|
my %refs = map { $_ => 1 } (@{${${${$input}{INPUT}}{$subInput}}{REF}}); |
|
|
0
|
|
|
|
|
|
|
|
|
0
|
|
|
|
|
|
|
|
|
0
|
|
|
|
|
|
|
|
|
0
|
|
|
|
|
|
|
|
|
0
|
|
|
|
|
|
|
|
743
|
0
|
0
|
|
|
|
|
$subValue = $parameters{${${${$input}{INPUT}}{$subInput}}{NAME}} if(defined($refs{ref($parameters{${${${$input}{INPUT}}{$subInput}}{NAME}})})); |
|
|
0
|
|
|
|
|
|
|
|
|
0
|
|
|
|
|
|
|
|
|
0
|
|
|
|
|
|
|
|
|
0
|
|
|
|
|
|
|
|
|
0
|
|
|
|
|
|
|
|
|
0
|
|
|
|
|
|
|
|
744
|
0
|
|
|
|
|
|
} elsif(ref(${${${$input}{INPUT}}{$subInput}}{REF}) !~ /^$/) { |
|
|
0
|
|
|
|
|
|
|
|
|
0
|
|
|
|
|
|
|
|
745
|
0
|
|
|
|
|
|
} elsif(${${${$input}{INPUT}}{$subInput}}{REF} ne ref($parameters{${${${$input}{INPUT}}{$subInput}}{NAME}})) { |
|
|
0
|
|
|
|
|
|
|
|
|
0
|
|
|
|
|
|
|
|
|
0
|
|
|
|
|
|
|
|
|
0
|
|
|
|
|
|
|
|
|
0
|
|
|
|
|
|
|
|
746
|
|
|
|
|
|
|
} else { |
|
747
|
0
|
|
|
|
|
|
$subValue = $parameters{${${${$input}{INPUT}}{$subInput}}{NAME}}; |
|
|
0
|
|
|
|
|
|
|
|
|
0
|
|
|
|
|
|
|
|
|
0
|
|
|
|
|
|
|
|
748
|
|
|
|
|
|
|
} |
|
749
|
|
|
|
|
|
|
} |
|
750
|
0
|
|
|
|
|
|
$subInputs{$subInput} = $subValue; |
|
751
|
|
|
|
|
|
|
} |
|
752
|
0
|
|
|
|
|
|
$value = \%subInputs; |
|
753
|
|
|
|
|
|
|
} |
|
754
|
|
|
|
|
|
|
} |
|
755
|
0
|
|
|
|
|
|
} elsif(ref(${$input}{REF}) !~ /^$/) { |
|
756
|
0
|
|
|
|
|
|
} elsif(${$input}{REF} ne ref($parameters{${$input}{NAME}})) { |
|
|
0
|
|
|
|
|
|
|
|
757
|
0
|
|
|
|
|
|
} elsif(ref($parameters{${$input}{NAME}}) !~ /^HASH$/i) { |
|
758
|
0
|
|
|
|
|
|
$value = $parameters{${$input}{NAME}}; |
|
|
0
|
|
|
|
|
|
|
|
759
|
|
|
|
|
|
|
} else { |
|
760
|
0
|
0
|
|
|
|
|
if(!defined(${$input}{INPUT})) { |
|
|
0
|
0
|
|
|
|
|
|
|
761
|
0
|
|
|
|
|
|
$value = $parameters{${$input}{NAME}}; |
|
|
0
|
|
|
|
|
|
|
|
762
|
0
|
|
|
|
|
|
} elsif(ref(${$input}{INPUT}) !~ /^HASH$/i) { |
|
763
|
0
|
|
|
|
|
|
$value = $parameters{${$input}{NAME}}; |
|
|
0
|
|
|
|
|
|
|
|
764
|
|
|
|
|
|
|
} else { |
|
765
|
0
|
|
|
|
|
|
my %subInputs; |
|
766
|
0
|
|
|
|
|
|
foreach my $key (keys(%{${$input}{INPUT}})) { |
|
|
0
|
|
|
|
|
|
|
|
|
0
|
|
|
|
|
|
|
|
767
|
0
|
0
|
|
|
|
|
if(ref($subInput) !~ /^HASH$/i) { |
|
768
|
0
|
|
|
|
|
|
push(@subInputs, $subInput); |
|
769
|
0
|
|
|
|
|
|
next; |
|
770
|
|
|
|
|
|
|
} |
|
771
|
0
|
|
|
|
|
|
my $subValue = undef; |
|
772
|
0
|
0
|
|
|
|
|
$value = ${${${$input}{INPUT}}{$subInput}}{DEFAULT} if(defined(${${${$input}{INPUT}}{$subInput}}{DEFAULT})); |
|
|
0
|
|
|
|
|
|
|
|
|
0
|
|
|
|
|
|
|
|
|
0
|
|
|
|
|
|
|
|
|
0
|
|
|
|
|
|
|
|
|
0
|
|
|
|
|
|
|
|
|
0
|
|
|
|
|
|
|
|
773
|
0
|
0
|
|
|
|
|
if(!defined(${${${$input}{INPUT}}{$subInput}}{NAME})) { |
|
|
0
|
0
|
|
|
|
|
|
|
|
0
|
0
|
|
|
|
|
|
|
|
0
|
|
|
|
|
|
|
|
774
|
0
|
|
|
|
|
|
} elsif(ref(${${${$input}{INPUT}}{$subInput}}{NAME}) !~ /^$/) { |
|
|
0
|
|
|
|
|
|
|
|
|
0
|
|
|
|
|
|
|
|
775
|
0
|
|
|
|
|
|
} elsif(defined($parameters{${${${$input}{INPUT}}{$subInput}}{NAME}})) { |
|
|
0
|
|
|
|
|
|
|
|
|
0
|
|
|
|
|
|
|
|
776
|
0
|
0
|
|
|
|
|
if(!defined(${${${$input}{INPUT}}{$subInput}}{REF})) { |
|
|
0
|
0
|
|
|
|
|
|
|
|
0
|
0
|
|
|
|
|
|
|
|
0
|
0
|
|
|
|
|
|
|
777
|
0
|
|
|
|
|
|
} elsif(ref(${${${$input}{INPUT}}{$subInput}}{REF}) =~ /^ARRAY$/i) { |
|
|
0
|
|
|
|
|
|
|
|
|
0
|
|
|
|
|
|
|
|
778
|
0
|
|
|
|
|
|
my %refs = map { $_ => 1 } (@{${${${$input}{INPUT}}{$subInput}}{REF}}); |
|
|
0
|
|
|
|
|
|
|
|
|
0
|
|
|
|
|
|
|
|
|
0
|
|
|
|
|
|
|
|
|
0
|
|
|
|
|
|
|
|
|
0
|
|
|
|
|
|
|
|
779
|
0
|
0
|
|
|
|
|
$subValue = $parameters{${${${$input}{INPUT}}{$subInput}}{NAME}} if(defined($refs{ref($parameters{${${${$input}{INPUT}}{$subInput}}{NAME}})})); |
|
|
0
|
|
|
|
|
|
|
|
|
0
|
|
|
|
|
|
|
|
|
0
|
|
|
|
|
|
|
|
|
0
|
|
|
|
|
|
|
|
|
0
|
|
|
|
|
|
|
|
|
0
|
|
|
|
|
|
|
|
780
|
0
|
|
|
|
|
|
} elsif(ref(${${${$input}{INPUT}}{$subInput}}{REF}) !~ /^$/) { |
|
|
0
|
|
|
|
|
|
|
|
|
0
|
|
|
|
|
|
|
|
781
|
0
|
|
|
|
|
|
} elsif(${${${$input}{INPUT}}{$subInput}}{REF} ne ref($parameters{${${${$input}{INPUT}}{$subInput}}{NAME}})) { |
|
|
0
|
|
|
|
|
|
|
|
|
0
|
|
|
|
|
|
|
|
|
0
|
|
|
|
|
|
|
|
|
0
|
|
|
|
|
|
|
|
|
0
|
|
|
|
|
|
|
|
782
|
|
|
|
|
|
|
} else { |
|
783
|
0
|
|
|
|
|
|
$subValue = $parameters{${${${$input}{INPUT}}{$subInput}}{NAME}}; |
|
|
0
|
|
|
|
|
|
|
|
|
0
|
|
|
|
|
|
|
|
|
0
|
|
|
|
|
|
|
|
784
|
|
|
|
|
|
|
} |
|
785
|
|
|
|
|
|
|
} |
|
786
|
0
|
|
|
|
|
|
$subInputs{$subInput} = $subValue; |
|
787
|
|
|
|
|
|
|
} |
|
788
|
0
|
|
|
|
|
|
$value = \%subInputs; |
|
789
|
|
|
|
|
|
|
} |
|
790
|
|
|
|
|
|
|
} |
|
791
|
|
|
|
|
|
|
} |
|
792
|
0
|
|
|
|
|
|
push(@inputs, $value); |
|
793
|
|
|
|
|
|
|
} |
|
794
|
0
|
0
|
|
|
|
|
return 0 if(0 == scalar(@inputs)); |
|
795
|
0
|
|
|
|
|
|
my $handle = DBI->connect(@inputs); |
|
796
|
0
|
0
|
|
|
|
|
return 0 if(!defined($handle)); |
|
797
|
0
|
|
|
|
|
|
$self->{HANDLE} = $handle; |
|
798
|
0
|
|
|
|
|
|
$self->{MANAGE_HANDLE} = 1; |
|
799
|
|
|
|
|
|
|
} |
|
800
|
0
|
|
|
|
|
|
return 1; |
|
801
|
|
|
|
|
|
|
} |
|
802
|
|
|
|
|
|
|
|
|
803
|
|
|
|
|
|
|
Anansi::DatabaseComponent::addChannel('Anansi::DatabaseComponent', 'CONNECT' => 'connect'); |
|
804
|
|
|
|
|
|
|
|
|
805
|
|
|
|
|
|
|
|
|
806
|
|
|
|
|
|
|
=head2 disconnect |
|
807
|
|
|
|
|
|
|
|
|
808
|
|
|
|
|
|
|
if(1 == Anansi::DatabaseComponent::disconnect($OBJECT, undef)); |
|
809
|
|
|
|
|
|
|
|
|
810
|
|
|
|
|
|
|
if(1 == Anansi::DatabaseComponent::channel($OBJECT, 'DISCONNECT')); |
|
811
|
|
|
|
|
|
|
|
|
812
|
|
|
|
|
|
|
if(1 == $OBJECT->disconnect(undef)); |
|
813
|
|
|
|
|
|
|
|
|
814
|
|
|
|
|
|
|
if(1 == $OBJECT->channel('DISCONNECT')); |
|
815
|
|
|
|
|
|
|
|
|
816
|
|
|
|
|
|
|
=over 4 |
|
817
|
|
|
|
|
|
|
|
|
818
|
|
|
|
|
|
|
=item self I<(Blessed Hash B String, Required)> |
|
819
|
|
|
|
|
|
|
|
|
820
|
|
|
|
|
|
|
Either an object or a string of this namespace. |
|
821
|
|
|
|
|
|
|
|
|
822
|
|
|
|
|
|
|
=item channel I<(String, Required)> |
|
823
|
|
|
|
|
|
|
|
|
824
|
|
|
|
|
|
|
The abstract identifier of a subroutine. |
|
825
|
|
|
|
|
|
|
|
|
826
|
|
|
|
|
|
|
=item parameters I<(Hash, Optional)> |
|
827
|
|
|
|
|
|
|
|
|
828
|
|
|
|
|
|
|
Named parameters. |
|
829
|
|
|
|
|
|
|
|
|
830
|
|
|
|
|
|
|
=back |
|
831
|
|
|
|
|
|
|
|
|
832
|
|
|
|
|
|
|
Attempts to perform a database disconnection. Returns B<1> I<(one)> on success |
|
833
|
|
|
|
|
|
|
and B<0> I<(zero)> on failure. |
|
834
|
|
|
|
|
|
|
|
|
835
|
|
|
|
|
|
|
=cut |
|
836
|
|
|
|
|
|
|
|
|
837
|
|
|
|
|
|
|
|
|
838
|
|
|
|
|
|
|
sub disconnect { |
|
839
|
0
|
|
|
0
|
1
|
|
my ($self, $channel, %parameters) = @_; |
|
840
|
0
|
0
|
|
|
|
|
return 0 if(ref($self) =~ /^(|ARRAY|CODE|FORMAT|GLOB|HASH|IO|LVALUE|REF|Regexp|SCALAR|VSTRING)$/i); |
|
841
|
0
|
0
|
|
|
|
|
return 0 if(!defined($self->{HANDLE})); |
|
842
|
0
|
0
|
|
|
|
|
if(!defined($self->{MANAGE_HANDLE})) { |
|
|
|
0
|
|
|
|
|
|
|
843
|
0
|
|
|
|
|
|
$self->{MANAGE_HANDLE} = 0; |
|
844
|
|
|
|
|
|
|
} elsif(1 == $self->{MANAGE_HANDLE}) { |
|
845
|
0
|
|
|
|
|
|
$self->{HANDLE}->disconnect(); |
|
846
|
0
|
|
|
|
|
|
$self->{MANAGE_HANDLE} = 0; |
|
847
|
0
|
|
|
|
|
|
delete $self->{HANDLE}; |
|
848
|
|
|
|
|
|
|
} else { |
|
849
|
0
|
|
|
|
|
|
delete $self->{HANDLE}; |
|
850
|
|
|
|
|
|
|
} |
|
851
|
0
|
|
|
|
|
|
return 1; |
|
852
|
|
|
|
|
|
|
} |
|
853
|
|
|
|
|
|
|
|
|
854
|
|
|
|
|
|
|
Anansi::DatabaseComponent::addChannel('Anansi::DatabaseComponent', 'DISCONNECT' => 'disconnect'); |
|
855
|
|
|
|
|
|
|
|
|
856
|
|
|
|
|
|
|
|
|
857
|
|
|
|
|
|
|
=head2 finalise |
|
858
|
|
|
|
|
|
|
|
|
859
|
|
|
|
|
|
|
Overrides L. A virtual method. |
|
860
|
|
|
|
|
|
|
|
|
861
|
|
|
|
|
|
|
=cut |
|
862
|
|
|
|
|
|
|
|
|
863
|
|
|
|
|
|
|
|
|
864
|
|
|
|
|
|
|
sub finalise { |
|
865
|
0
|
|
|
0
|
1
|
|
my ($self, %parameters) = @_; |
|
866
|
0
|
|
|
|
|
|
$self->finish(); |
|
867
|
0
|
|
|
|
|
|
$self->disconnect(); |
|
868
|
|
|
|
|
|
|
} |
|
869
|
|
|
|
|
|
|
|
|
870
|
|
|
|
|
|
|
|
|
871
|
|
|
|
|
|
|
=head2 finish |
|
872
|
|
|
|
|
|
|
|
|
873
|
|
|
|
|
|
|
if(1 == Anansi::DatabaseComponent::finish($OBJECT, undef)); |
|
874
|
|
|
|
|
|
|
|
|
875
|
|
|
|
|
|
|
if(1 == Anansi::DatabaseComponent::channel($OBJECT, 'FINISH')); |
|
876
|
|
|
|
|
|
|
|
|
877
|
|
|
|
|
|
|
if(1 == $OBJECT->finish(undef)); |
|
878
|
|
|
|
|
|
|
|
|
879
|
|
|
|
|
|
|
if(1 == $OBJECT->channel('FINISH')); |
|
880
|
|
|
|
|
|
|
|
|
881
|
|
|
|
|
|
|
=over 4 |
|
882
|
|
|
|
|
|
|
|
|
883
|
|
|
|
|
|
|
=item self I<(Blessed Hash, Required)> |
|
884
|
|
|
|
|
|
|
|
|
885
|
|
|
|
|
|
|
Either an object or a string of this namespace. |
|
886
|
|
|
|
|
|
|
|
|
887
|
|
|
|
|
|
|
=item channel I<(String, Required)> |
|
888
|
|
|
|
|
|
|
|
|
889
|
|
|
|
|
|
|
The abstract identifier of a subroutine. |
|
890
|
|
|
|
|
|
|
|
|
891
|
|
|
|
|
|
|
=item parameters I<(Hash, Optional)> |
|
892
|
|
|
|
|
|
|
|
|
893
|
|
|
|
|
|
|
Named parameters. |
|
894
|
|
|
|
|
|
|
|
|
895
|
|
|
|
|
|
|
=over 4 |
|
896
|
|
|
|
|
|
|
|
|
897
|
|
|
|
|
|
|
=item STATEMENT I<(String, Optional)> |
|
898
|
|
|
|
|
|
|
|
|
899
|
|
|
|
|
|
|
The name associated with a prepared SQL statement. |
|
900
|
|
|
|
|
|
|
|
|
901
|
|
|
|
|
|
|
=back |
|
902
|
|
|
|
|
|
|
|
|
903
|
|
|
|
|
|
|
=back |
|
904
|
|
|
|
|
|
|
|
|
905
|
|
|
|
|
|
|
Either releases the named SQL statement preparation or all of the SQL statement |
|
906
|
|
|
|
|
|
|
preparations. Returns B<1> I<(one)> on success and B<0> I<(zero)> on failure. |
|
907
|
|
|
|
|
|
|
|
|
908
|
|
|
|
|
|
|
=cut |
|
909
|
|
|
|
|
|
|
|
|
910
|
|
|
|
|
|
|
|
|
911
|
|
|
|
|
|
|
sub finish { |
|
912
|
0
|
|
|
0
|
1
|
|
my ($self, $channel, %parameters) = @_; |
|
913
|
0
|
0
|
|
|
|
|
return 0 if(ref($self) =~ /^(|ARRAY|CODE|FORMAT|GLOB|HASH|IO|LVALUE|REF|Regexp|SCALAR|VSTRING)$/i); |
|
914
|
0
|
0
|
|
|
|
|
if(!defined($self->{STATEMENTS})) { |
|
|
|
0
|
|
|
|
|
|
|
915
|
0
|
|
|
|
|
|
return 0; |
|
916
|
0
|
|
|
|
|
|
} elsif(0 == scalar(keys(%{$self->{STATEMENTS}}))) { |
|
917
|
0
|
|
|
|
|
|
return 0; |
|
918
|
|
|
|
|
|
|
} |
|
919
|
0
|
0
|
|
|
|
|
if(!defined($parameters{STATEMENT})) { |
|
|
|
0
|
|
|
|
|
|
|
|
|
0
|
|
|
|
|
|
|
|
|
0
|
|
|
|
|
|
|
920
|
0
|
|
|
|
|
|
foreach my $statement (keys(%{$self->{STATEMENTS}})) { |
|
|
0
|
|
|
|
|
|
|
|
921
|
0
|
0
|
|
|
|
|
if(defined(${${$self->{STATEMENTS}}{$statement}}{HANDLE})) { |
|
|
0
|
|
|
|
|
|
|
|
|
0
|
|
|
|
|
|
|
|
922
|
0
|
|
|
|
|
|
eval { |
|
923
|
0
|
|
|
|
|
|
${${$self->{STATEMENTS}}{$statement}}{HANDLE}->finish(); |
|
|
0
|
|
|
|
|
|
|
|
|
0
|
|
|
|
|
|
|
|
924
|
0
|
|
|
|
|
|
1; |
|
925
|
|
|
|
|
|
|
}; |
|
926
|
|
|
|
|
|
|
} |
|
927
|
0
|
|
|
|
|
|
delete ${$self->{STATEMENTS}}{$statement}; |
|
|
0
|
|
|
|
|
|
|
|
928
|
|
|
|
|
|
|
} |
|
929
|
|
|
|
|
|
|
} elsif(ref($parameters{STATEMENT}) !~ /^$/) { |
|
930
|
0
|
|
|
|
|
|
return 0; |
|
931
|
0
|
|
|
|
|
|
} elsif(!defined(${$self->{STATEMENTS}}{$parameters{STATEMENT}})) { |
|
932
|
0
|
|
|
|
|
|
return 0; |
|
933
|
0
|
|
|
|
|
|
} elsif(!defined(${${$self->{STATEMENTS}}{$parameters{STATEMENT}}}{HANDLE})) { |
|
|
0
|
|
|
|
|
|
|
|
934
|
0
|
|
|
|
|
|
return 0; |
|
935
|
|
|
|
|
|
|
} else { |
|
936
|
0
|
|
|
|
|
|
eval { |
|
937
|
0
|
|
|
|
|
|
${${$self->{STATEMENTS}}{$parameters{STATEMENT}}}{HANDLE}->finish(); |
|
|
0
|
|
|
|
|
|
|
|
|
0
|
|
|
|
|
|
|
|
938
|
0
|
|
|
|
|
|
1; |
|
939
|
|
|
|
|
|
|
}; |
|
940
|
0
|
|
|
|
|
|
delete ${$self->{STATEMENTS}}{$parameters{STATEMENT}}; |
|
|
0
|
|
|
|
|
|
|
|
941
|
|
|
|
|
|
|
} |
|
942
|
0
|
0
|
|
|
|
|
delete $self->{STATEMENTS} if(0 == scalar(keys(%{$self->{STATEMENTS}}))); |
|
|
0
|
|
|
|
|
|
|
|
943
|
0
|
|
|
|
|
|
return 1; |
|
944
|
|
|
|
|
|
|
} |
|
945
|
|
|
|
|
|
|
|
|
946
|
|
|
|
|
|
|
Anansi::DatabaseComponent::addChannel('Anansi::DatabaseComponent', 'FINISH' => 'finish'); |
|
947
|
|
|
|
|
|
|
|
|
948
|
|
|
|
|
|
|
|
|
949
|
|
|
|
|
|
|
=head2 handle |
|
950
|
|
|
|
|
|
|
|
|
951
|
|
|
|
|
|
|
my $HANDLE = Anansi::DatabaseComponent::handle($OBJECT, undef); |
|
952
|
|
|
|
|
|
|
|
|
953
|
|
|
|
|
|
|
my $HANDLE = Anansi::DatabaseComponent::channel($OBJECT, 'HANDLE'); |
|
954
|
|
|
|
|
|
|
|
|
955
|
|
|
|
|
|
|
my $HANDLE = $OBJECT->handle(undef); |
|
956
|
|
|
|
|
|
|
|
|
957
|
|
|
|
|
|
|
my $dbh = DBI->connect('DBI:mysql:database=someDatabase', 'someUser', 'somePassword'); |
|
958
|
|
|
|
|
|
|
my $HANDLE = $OBJECT->channel('HANDLE', $dbh); |
|
959
|
|
|
|
|
|
|
if(defined($HANDLE)); |
|
960
|
|
|
|
|
|
|
|
|
961
|
|
|
|
|
|
|
=over 4 |
|
962
|
|
|
|
|
|
|
|
|
963
|
|
|
|
|
|
|
=item self I<(Blessed Hash, Required)> |
|
964
|
|
|
|
|
|
|
|
|
965
|
|
|
|
|
|
|
An object of this namespace. |
|
966
|
|
|
|
|
|
|
|
|
967
|
|
|
|
|
|
|
=item channel I<(String, Required)> |
|
968
|
|
|
|
|
|
|
|
|
969
|
|
|
|
|
|
|
The abstract identifier of a subroutine. |
|
970
|
|
|
|
|
|
|
|
|
971
|
|
|
|
|
|
|
=item handle I<(DBI::db, Optional)> |
|
972
|
|
|
|
|
|
|
|
|
973
|
|
|
|
|
|
|
A replacement database handle. |
|
974
|
|
|
|
|
|
|
|
|
975
|
|
|
|
|
|
|
=back |
|
976
|
|
|
|
|
|
|
|
|
977
|
|
|
|
|
|
|
Attempts to redefine an existing database handle when a handle is supplied. |
|
978
|
|
|
|
|
|
|
Either returns the database handle or B on failure. |
|
979
|
|
|
|
|
|
|
|
|
980
|
|
|
|
|
|
|
=cut |
|
981
|
|
|
|
|
|
|
|
|
982
|
|
|
|
|
|
|
|
|
983
|
|
|
|
|
|
|
sub handle { |
|
984
|
0
|
|
|
0
|
1
|
|
my ($self, $channel, $handle) = @_; |
|
985
|
0
|
0
|
|
|
|
|
return if(ref($self) =~ /^(|ARRAY|CODE|FORMAT|GLOB|HASH|IO|LVALUE|REF|Regexp|SCALAR|VSTRING)$/i); |
|
986
|
0
|
0
|
|
|
|
|
if(defined($handle)) { |
|
987
|
0
|
0
|
|
|
|
|
if(defined($self->{HANDLE})) { |
|
988
|
0
|
|
|
|
|
|
$self->finish(); |
|
989
|
0
|
|
|
|
|
|
$self->disconnect(); |
|
990
|
|
|
|
|
|
|
} |
|
991
|
0
|
0
|
|
|
|
|
return if(ref($handle) !~ /^DBI::db$/); |
|
992
|
0
|
|
|
|
|
|
$self->{HANDLE} = $handle; |
|
993
|
0
|
|
|
|
|
|
$self->{MANAGE_HANDLE} = 0; |
|
994
|
|
|
|
|
|
|
} |
|
995
|
0
|
0
|
|
|
|
|
return $self->{HANDLE} if(defined($self->{HANDLE})); |
|
996
|
0
|
|
|
|
|
|
return; |
|
997
|
|
|
|
|
|
|
} |
|
998
|
|
|
|
|
|
|
|
|
999
|
|
|
|
|
|
|
Anansi::DatabaseComponent::addChannel('Anansi::DatabaseComponent', 'HANDLE' => 'handle'); |
|
1000
|
|
|
|
|
|
|
|
|
1001
|
|
|
|
|
|
|
|
|
1002
|
|
|
|
|
|
|
=head2 initialise |
|
1003
|
|
|
|
|
|
|
|
|
1004
|
|
|
|
|
|
|
Overrides L. A virtual method. |
|
1005
|
|
|
|
|
|
|
|
|
1006
|
|
|
|
|
|
|
=cut |
|
1007
|
|
|
|
|
|
|
|
|
1008
|
|
|
|
|
|
|
|
|
1009
|
|
|
|
|
|
|
sub initialise { |
|
1010
|
0
|
|
|
0
|
1
|
|
my ($self, %parameters) = @_; |
|
1011
|
0
|
|
|
|
|
|
Anansi::Actor->new( |
|
1012
|
|
|
|
|
|
|
PACKAGE => 'DBI', |
|
1013
|
|
|
|
|
|
|
); |
|
1014
|
0
|
|
|
|
|
|
$self->{STATEMENT} = {}; |
|
1015
|
|
|
|
|
|
|
} |
|
1016
|
|
|
|
|
|
|
|
|
1017
|
|
|
|
|
|
|
|
|
1018
|
|
|
|
|
|
|
=head2 prepare |
|
1019
|
|
|
|
|
|
|
|
|
1020
|
|
|
|
|
|
|
my $PREPARATION = if(1 == Anansi::DatabaseComponent::prepare($OBJECT, undef, |
|
1021
|
|
|
|
|
|
|
STATEMENT => 'an associated name' |
|
1022
|
|
|
|
|
|
|
); |
|
1023
|
|
|
|
|
|
|
if(defined($PREPARATION)); |
|
1024
|
|
|
|
|
|
|
|
|
1025
|
|
|
|
|
|
|
if(1 == Anansi::DatabaseComponent::channel($OBJECT, 'PREPARE', |
|
1026
|
|
|
|
|
|
|
INPUT => [ |
|
1027
|
|
|
|
|
|
|
{ |
|
1028
|
|
|
|
|
|
|
NAME => 'someParameter' |
|
1029
|
|
|
|
|
|
|
} |
|
1030
|
|
|
|
|
|
|
], |
|
1031
|
|
|
|
|
|
|
SQL => 'SELECT abc, def FROM some_table WHERE ghi = ?', |
|
1032
|
|
|
|
|
|
|
STATEMENT => 'another associated name' |
|
1033
|
|
|
|
|
|
|
)); |
|
1034
|
|
|
|
|
|
|
|
|
1035
|
|
|
|
|
|
|
if(1 == $OBJECT->prepare(undef, |
|
1036
|
|
|
|
|
|
|
INPUT => [ |
|
1037
|
|
|
|
|
|
|
{ |
|
1038
|
|
|
|
|
|
|
NAME => 'abc' |
|
1039
|
|
|
|
|
|
|
}, { |
|
1040
|
|
|
|
|
|
|
NAME => 'def' |
|
1041
|
|
|
|
|
|
|
}, { |
|
1042
|
|
|
|
|
|
|
NAME => 'ghi' |
|
1043
|
|
|
|
|
|
|
} |
|
1044
|
|
|
|
|
|
|
], |
|
1045
|
|
|
|
|
|
|
SQL => 'INSERT INTO some_table (abc, def, ghi) VALUES (?, ?, ?);', |
|
1046
|
|
|
|
|
|
|
STATEMENT => 'yet another name' |
|
1047
|
|
|
|
|
|
|
)); |
|
1048
|
|
|
|
|
|
|
|
|
1049
|
|
|
|
|
|
|
if(1 == $OBJECT->channel('PREPARE', |
|
1050
|
|
|
|
|
|
|
INPUT => [ |
|
1051
|
|
|
|
|
|
|
{ |
|
1052
|
|
|
|
|
|
|
NAME => '' |
|
1053
|
|
|
|
|
|
|
} |
|
1054
|
|
|
|
|
|
|
], |
|
1055
|
|
|
|
|
|
|
SQL => '', |
|
1056
|
|
|
|
|
|
|
STATEMENT => 'and another', |
|
1057
|
|
|
|
|
|
|
)); |
|
1058
|
|
|
|
|
|
|
|
|
1059
|
|
|
|
|
|
|
=over 4 |
|
1060
|
|
|
|
|
|
|
|
|
1061
|
|
|
|
|
|
|
=item self I<(Blessed Hash, Required)> |
|
1062
|
|
|
|
|
|
|
|
|
1063
|
|
|
|
|
|
|
Either an object or a string of this namespace. |
|
1064
|
|
|
|
|
|
|
|
|
1065
|
|
|
|
|
|
|
=item channel I<(String, Required)> |
|
1066
|
|
|
|
|
|
|
|
|
1067
|
|
|
|
|
|
|
The abstract identifier of a subroutine. |
|
1068
|
|
|
|
|
|
|
|
|
1069
|
|
|
|
|
|
|
=item parameters I<(Hash, Required)> |
|
1070
|
|
|
|
|
|
|
|
|
1071
|
|
|
|
|
|
|
Named parameters. |
|
1072
|
|
|
|
|
|
|
|
|
1073
|
|
|
|
|
|
|
=over 4 |
|
1074
|
|
|
|
|
|
|
|
|
1075
|
|
|
|
|
|
|
=item INPUT I |
|
1076
|
|
|
|
|
|
|
|
|
1077
|
|
|
|
|
|
|
An array of hashes. Each hash should contain a I key with a string value |
|
1078
|
|
|
|
|
|
|
that represents the name of a parameter to associate with the corresponding B> |
|
1079
|
|
|
|
|
|
|
I<(Question mark)>. See the I method for details. |
|
1080
|
|
|
|
|
|
|
|
|
1081
|
|
|
|
|
|
|
=item SQL I<(String, Optional)> |
|
1082
|
|
|
|
|
|
|
|
|
1083
|
|
|
|
|
|
|
The SQL statement to prepare. |
|
1084
|
|
|
|
|
|
|
|
|
1085
|
|
|
|
|
|
|
=item STATEMENT I<(String, Required)> |
|
1086
|
|
|
|
|
|
|
|
|
1087
|
|
|
|
|
|
|
The name to associate with the prepared SQL statement. |
|
1088
|
|
|
|
|
|
|
|
|
1089
|
|
|
|
|
|
|
=back |
|
1090
|
|
|
|
|
|
|
|
|
1091
|
|
|
|
|
|
|
=back |
|
1092
|
|
|
|
|
|
|
|
|
1093
|
|
|
|
|
|
|
Attempts to prepare a SQL statement to accept named parameters in place of B> |
|
1094
|
|
|
|
|
|
|
I<(Question mark)>s as required. Either returns all of the preparation data |
|
1095
|
|
|
|
|
|
|
required to fulfill the SQL statement when called as a namespace method or B<1> |
|
1096
|
|
|
|
|
|
|
I<(one)> when called through a channel on success and B<0> I<(zero)> on failure. |
|
1097
|
|
|
|
|
|
|
|
|
1098
|
|
|
|
|
|
|
=cut |
|
1099
|
|
|
|
|
|
|
|
|
1100
|
|
|
|
|
|
|
|
|
1101
|
|
|
|
|
|
|
sub prepare { |
|
1102
|
0
|
|
|
0
|
1
|
|
my ($self, $channel, %parameters) = @_; |
|
1103
|
0
|
0
|
|
|
|
|
return 0 if(ref($self) =~ /^(|ARRAY|CODE|FORMAT|GLOB|HASH|IO|LVALUE|REF|Regexp|SCALAR|VSTRING)$/i); |
|
1104
|
0
|
0
|
|
|
|
|
$self->{STATEMENTS} = {} if(!defined($self->{STATEMENTS})); |
|
1105
|
0
|
0
|
|
|
|
|
return 0 if(!defined($parameters{STATEMENT})); |
|
1106
|
0
|
0
|
|
|
|
|
return 0 if(ref($parameters{STATEMENT}) !~ /^$/); |
|
1107
|
0
|
0
|
|
|
|
|
if(!defined(${$self->{STATEMENTS}}{$parameters{STATEMENT}})) { |
|
|
0
|
|
|
|
|
|
|
|
1108
|
0
|
0
|
|
|
|
|
return 0 if(!defined($parameters{SQL})); |
|
1109
|
0
|
0
|
|
|
|
|
return 0 if(ref($parameters{SQL}) !~ /^$/); |
|
1110
|
0
|
|
|
|
|
|
$parameters{SQL} =~ s/^\s*(.*)|(.*)\s*$/$1/g; |
|
1111
|
0
|
|
|
|
|
|
my $questionMarks = $parameters{SQL}; |
|
1112
|
0
|
|
|
|
|
|
my $questionMarks = $questionMarks =~ s/\?/$1/sg; |
|
1113
|
0
|
0
|
|
|
|
|
if(0 == $questionMarks) { |
|
|
|
0
|
|
|
|
|
|
|
|
|
0
|
|
|
|
|
|
|
|
|
0
|
|
|
|
|
|
|
1114
|
0
|
0
|
|
|
|
|
return 0 if(defined($parameters{INPUT})); |
|
1115
|
|
|
|
|
|
|
} elsif(!defined($parameters{INPUT})) { |
|
1116
|
0
|
|
|
|
|
|
return 0; |
|
1117
|
|
|
|
|
|
|
} elsif(ref($parameters{INPUT}) !~ /^ARRAY$/i) { |
|
1118
|
0
|
|
|
|
|
|
return 0; |
|
1119
|
0
|
|
|
|
|
|
} elsif(scalar(@{$parameters{INPUT}}) != $questionMarks) { |
|
1120
|
0
|
|
|
|
|
|
return 0; |
|
1121
|
|
|
|
|
|
|
} else { |
|
1122
|
0
|
0
|
|
|
|
|
return 0 if(!$self->binding((@{$parameters{INPUT}}))); |
|
|
0
|
|
|
|
|
|
|
|
1123
|
|
|
|
|
|
|
} |
|
1124
|
0
|
|
|
|
|
|
my $handle; |
|
1125
|
|
|
|
|
|
|
eval { |
|
1126
|
0
|
|
|
|
|
|
$handle = $self->{HANDLE}->prepare($parameters{SQL}); |
|
1127
|
0
|
|
|
|
|
|
1; |
|
1128
|
0
|
0
|
|
|
|
|
} or do { |
|
1129
|
0
|
|
|
|
|
|
$self->rollback(); |
|
1130
|
0
|
|
|
|
|
|
return 0; |
|
1131
|
|
|
|
|
|
|
}; |
|
1132
|
|
|
|
|
|
|
my %statement = ( |
|
1133
|
|
|
|
|
|
|
HANDLE => $handle, |
|
1134
|
|
|
|
|
|
|
SQL => $parameters{SQL}, |
|
1135
|
0
|
|
|
|
|
|
); |
|
1136
|
0
|
0
|
|
|
|
|
$statement{INPUT} = $parameters{INPUT} if(defined($parameters{INPUT})); |
|
1137
|
0
|
|
|
|
|
|
${$self->{STATEMENTS}}{$parameters{STATEMENT}} = \%statement; |
|
|
0
|
|
|
|
|
|
|
|
1138
|
|
|
|
|
|
|
} |
|
1139
|
0
|
0
|
|
|
|
|
return 1 if(defined($channel)); |
|
1140
|
0
|
|
|
|
|
|
return ${$self->{STATEMENTS}}{$parameters{STATEMENT}}; |
|
|
0
|
|
|
|
|
|
|
|
1141
|
|
|
|
|
|
|
} |
|
1142
|
|
|
|
|
|
|
|
|
1143
|
|
|
|
|
|
|
Anansi::DatabaseComponent::addChannel('Anansi::DatabaseComponent', 'PREPARE' => 'prepare'); |
|
1144
|
|
|
|
|
|
|
|
|
1145
|
|
|
|
|
|
|
|
|
1146
|
|
|
|
|
|
|
=head2 removeChannel |
|
1147
|
|
|
|
|
|
|
|
|
1148
|
|
|
|
|
|
|
Overrides L. |
|
1149
|
|
|
|
|
|
|
|
|
1150
|
|
|
|
|
|
|
=cut |
|
1151
|
|
|
|
|
|
|
|
|
1152
|
|
|
|
|
|
|
|
|
1153
|
|
|
|
|
|
|
sub removeChannel { |
|
1154
|
0
|
|
|
0
|
1
|
|
my ($self, %parameters) = @_; |
|
1155
|
0
|
|
|
|
|
|
return $self->SUPER::removeChannel((%parameters)); |
|
1156
|
|
|
|
|
|
|
} |
|
1157
|
|
|
|
|
|
|
|
|
1158
|
|
|
|
|
|
|
|
|
1159
|
|
|
|
|
|
|
=head2 rollback |
|
1160
|
|
|
|
|
|
|
|
|
1161
|
|
|
|
|
|
|
if(1 == Anansi::DatabaseComponent::rollback($OBJECT, undef)); |
|
1162
|
|
|
|
|
|
|
|
|
1163
|
|
|
|
|
|
|
if(1 == Anansi::DatabaseComponent::channel($OBJECT, 'ROLLBACK')); |
|
1164
|
|
|
|
|
|
|
|
|
1165
|
|
|
|
|
|
|
if(1 == $OBJECT->rollback(undef)); |
|
1166
|
|
|
|
|
|
|
|
|
1167
|
|
|
|
|
|
|
if(1 == $OBJECT->channel('ROLLBACK')); |
|
1168
|
|
|
|
|
|
|
|
|
1169
|
|
|
|
|
|
|
=over 4 |
|
1170
|
|
|
|
|
|
|
|
|
1171
|
|
|
|
|
|
|
=item self I<(Blessed Hash, Required)> |
|
1172
|
|
|
|
|
|
|
|
|
1173
|
|
|
|
|
|
|
Either an object or a string of this namespace. |
|
1174
|
|
|
|
|
|
|
|
|
1175
|
|
|
|
|
|
|
=item channel I<(String, Required)> |
|
1176
|
|
|
|
|
|
|
|
|
1177
|
|
|
|
|
|
|
The abstract identifier of a subroutine. |
|
1178
|
|
|
|
|
|
|
|
|
1179
|
|
|
|
|
|
|
=item parameters I<(Hash, Optional)> |
|
1180
|
|
|
|
|
|
|
|
|
1181
|
|
|
|
|
|
|
Named parameters. |
|
1182
|
|
|
|
|
|
|
|
|
1183
|
|
|
|
|
|
|
=back |
|
1184
|
|
|
|
|
|
|
|
|
1185
|
|
|
|
|
|
|
Attempts to undo all of the database changes since the last database I. |
|
1186
|
|
|
|
|
|
|
Returns B<1> I<(one)> on success and B<0> I<(zero)> on failure. |
|
1187
|
|
|
|
|
|
|
|
|
1188
|
|
|
|
|
|
|
=cut |
|
1189
|
|
|
|
|
|
|
|
|
1190
|
|
|
|
|
|
|
|
|
1191
|
|
|
|
|
|
|
sub rollback { |
|
1192
|
0
|
|
|
0
|
1
|
|
my ($self, $channel, %parameters) = @_; |
|
1193
|
0
|
0
|
|
|
|
|
return 0 if(ref($self) =~ /^(|ARRAY|CODE|FORMAT|GLOB|HASH|IO|LVALUE|REF|Regexp|SCALAR|VSTRING)$/i); |
|
1194
|
0
|
0
|
|
|
|
|
return 0 if($self->autocommit()); |
|
1195
|
0
|
|
|
|
|
|
my $rollback; |
|
1196
|
|
|
|
|
|
|
eval { |
|
1197
|
0
|
|
|
|
|
|
$rollback = $self->{HANDLE}->rollback(); |
|
1198
|
0
|
|
|
|
|
|
1; |
|
1199
|
0
|
0
|
|
|
|
|
} or do { |
|
1200
|
0
|
|
|
|
|
|
return 0; |
|
1201
|
|
|
|
|
|
|
}; |
|
1202
|
0
|
0
|
|
|
|
|
return 0 if(!defined($rollback)); |
|
1203
|
0
|
0
|
|
|
|
|
return 0 if(ref($rollback) !~ /^$/); |
|
1204
|
0
|
0
|
|
|
|
|
return 0 if($rollback !~ /^[\+\-]?\d+$/); |
|
1205
|
0
|
0
|
|
|
|
|
return 1 if($rollback); |
|
1206
|
0
|
|
|
|
|
|
return 0; |
|
1207
|
|
|
|
|
|
|
} |
|
1208
|
|
|
|
|
|
|
|
|
1209
|
|
|
|
|
|
|
Anansi::DatabaseComponent::addChannel('Anansi::DatabaseComponent', 'ROLLBACK' => 'rollback'); |
|
1210
|
|
|
|
|
|
|
|
|
1211
|
|
|
|
|
|
|
|
|
1212
|
|
|
|
|
|
|
=begin comment |
|
1213
|
|
|
|
|
|
|
|
|
1214
|
|
|
|
|
|
|
################################################################################ |
|
1215
|
|
|
|
|
|
|
|
|
1216
|
|
|
|
|
|
|
=head2 script |
|
1217
|
|
|
|
|
|
|
|
|
1218
|
|
|
|
|
|
|
my $result = $object->script( |
|
1219
|
|
|
|
|
|
|
undef, |
|
1220
|
|
|
|
|
|
|
SCRIPT => [ |
|
1221
|
|
|
|
|
|
|
{ |
|
1222
|
|
|
|
|
|
|
COMMAND => 'LOOP', |
|
1223
|
|
|
|
|
|
|
TEST => '', |
|
1224
|
|
|
|
|
|
|
}, [ |
|
1225
|
|
|
|
|
|
|
{ |
|
1226
|
|
|
|
|
|
|
}, |
|
1227
|
|
|
|
|
|
|
], |
|
1228
|
|
|
|
|
|
|
], |
|
1229
|
|
|
|
|
|
|
); |
|
1230
|
|
|
|
|
|
|
|
|
1231
|
|
|
|
|
|
|
=over 4 |
|
1232
|
|
|
|
|
|
|
|
|
1233
|
|
|
|
|
|
|
=item self I<(Blessed Hash, Required)> |
|
1234
|
|
|
|
|
|
|
|
|
1235
|
|
|
|
|
|
|
Either an object or a string of this namespace. |
|
1236
|
|
|
|
|
|
|
|
|
1237
|
|
|
|
|
|
|
=item channel I<(String, Required)> |
|
1238
|
|
|
|
|
|
|
|
|
1239
|
|
|
|
|
|
|
The abstract identifier of a subroutine. |
|
1240
|
|
|
|
|
|
|
|
|
1241
|
|
|
|
|
|
|
=item parameters I<(Hash, Required)> |
|
1242
|
|
|
|
|
|
|
|
|
1243
|
|
|
|
|
|
|
Named parameters. |
|
1244
|
|
|
|
|
|
|
|
|
1245
|
|
|
|
|
|
|
=over 4 |
|
1246
|
|
|
|
|
|
|
|
|
1247
|
|
|
|
|
|
|
=item SCRIPT I<(Array, Required)> |
|
1248
|
|
|
|
|
|
|
|
|
1249
|
|
|
|
|
|
|
The SQL statements, control structures and external process triggers that are |
|
1250
|
|
|
|
|
|
|
iterated through in sequence. |
|
1251
|
|
|
|
|
|
|
|
|
1252
|
|
|
|
|
|
|
=over 4 |
|
1253
|
|
|
|
|
|
|
|
|
1254
|
|
|
|
|
|
|
=item I<(Array)> |
|
1255
|
|
|
|
|
|
|
|
|
1256
|
|
|
|
|
|
|
A sequence of statements like the I |